11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 3fa195afeSAlan Cox * (c) Copyright 2001 Red Hat Inc. 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 8e8b12f0fSMahesh Rajashekhara * Copyright (c) 2000-2010 Adaptec, Inc. 9f4babba0SRaghava Aditya Renukunta * 2010-2015 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 10f4babba0SRaghava Aditya Renukunta * 2016-2017 Microsemi Corp. (aacraid@microsemi.com) 111da177e4SLinus Torvalds * 121da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 131da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 141da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 151da177e4SLinus Torvalds * any later version. 161da177e4SLinus Torvalds * 171da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 181da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 191da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 201da177e4SLinus Torvalds * GNU General Public License for more details. 211da177e4SLinus Torvalds * 221da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 231da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 241da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 251da177e4SLinus Torvalds * 26f4babba0SRaghava Aditya Renukunta * Module Name: 27f4babba0SRaghava Aditya Renukunta * aachba.c 28f4babba0SRaghava Aditya Renukunta * 29f4babba0SRaghava Aditya Renukunta * Abstract: Contains Interfaces to manage IOs. 30f4babba0SRaghava Aditya Renukunta * 311da177e4SLinus Torvalds */ 321da177e4SLinus Torvalds 331da177e4SLinus Torvalds #include <linux/kernel.h> 341da177e4SLinus Torvalds #include <linux/init.h> 351da177e4SLinus Torvalds #include <linux/types.h> 361da177e4SLinus Torvalds #include <linux/pci.h> 371da177e4SLinus Torvalds #include <linux/spinlock.h> 381da177e4SLinus Torvalds #include <linux/slab.h> 391da177e4SLinus Torvalds #include <linux/completion.h> 401da177e4SLinus Torvalds #include <linux/blkdev.h> 417c0f6ba6SLinus Torvalds #include <linux/uaccess.h> 423a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 43acf3368fSPaul Gortmaker #include <linux/module.h> 441da177e4SLinus Torvalds 451da177e4SLinus Torvalds #include <scsi/scsi.h> 461da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 471da177e4SLinus Torvalds #include <scsi/scsi_device.h> 481da177e4SLinus Torvalds #include <scsi/scsi_host.h> 491da177e4SLinus Torvalds 501da177e4SLinus Torvalds #include "aacraid.h" 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 531da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 541da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 551da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 561da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 571da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 581da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 611da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 621da177e4SLinus Torvalds 631da177e4SLinus Torvalds /* 641da177e4SLinus Torvalds * Sense codes 651da177e4SLinus Torvalds */ 661da177e4SLinus Torvalds 671da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 681da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 691da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 701da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 71f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 721da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 731da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 741da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 751da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 761da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 771da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 781da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 791da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 801da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 811da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 821da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 831da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 841da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 851da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 861da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 871da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 881da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 891da177e4SLinus Torvalds 901da177e4SLinus Torvalds /* 911da177e4SLinus Torvalds * Additional sense codes 921da177e4SLinus Torvalds */ 931da177e4SLinus Torvalds 941da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 951da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 961da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 971da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 981da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 991da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 1021da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 1031da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 1041da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 1051da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 1061da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1071da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1081da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1091da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1101da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1111da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1121da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1131da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1141da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1151da177e4SLinus Torvalds 116c4e2fbcaSRaghava Aditya Renukunta #define AAC_STAT_GOOD (DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD) 117c4e2fbcaSRaghava Aditya Renukunta 1181da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1191da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1201da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1211da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1221da177e4SLinus Torvalds 123b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 124b836439fSMahesh Rajashekhara typedef struct { 125b836439fSMahesh Rajashekhara struct { 126b836439fSMahesh Rajashekhara u8 data_length; 127b836439fSMahesh Rajashekhara u8 med_type; 128b836439fSMahesh Rajashekhara u8 dev_par; 129b836439fSMahesh Rajashekhara u8 bd_length; 130b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 131b836439fSMahesh Rajashekhara struct { 132b836439fSMahesh Rajashekhara u8 dens_code; 133b836439fSMahesh Rajashekhara u8 block_count[3]; 134b836439fSMahesh Rajashekhara u8 reserved; 135b836439fSMahesh Rajashekhara u8 block_length[3]; 136b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 137b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 138b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 139b836439fSMahesh Rajashekhara 140b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 141b836439fSMahesh Rajashekhara typedef struct { 142b836439fSMahesh Rajashekhara struct { 143b836439fSMahesh Rajashekhara u8 data_length[2]; 144b836439fSMahesh Rajashekhara u8 med_type; 145b836439fSMahesh Rajashekhara u8 dev_par; 146b836439fSMahesh Rajashekhara u8 rsrvd[2]; 147b836439fSMahesh Rajashekhara u8 bd_length[2]; 148b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 149b836439fSMahesh Rajashekhara struct { 150b836439fSMahesh Rajashekhara u8 dens_code; 151b836439fSMahesh Rajashekhara u8 block_count[3]; 152b836439fSMahesh Rajashekhara u8 reserved; 153b836439fSMahesh Rajashekhara u8 block_length[3]; 154b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 155b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 156b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 157b836439fSMahesh Rajashekhara 1581da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1591da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1601da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1611da177e4SLinus Torvalds /* SCSI inquiry data */ 1621da177e4SLinus Torvalds struct inquiry_data { 1631da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1641da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1651da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1661da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1671da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1681da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1691da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1701da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1711da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1721da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1731da177e4SLinus Torvalds }; 1741da177e4SLinus Torvalds 1755d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 176999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 177999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 178999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 179999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 180999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 181999b3ffcSRaghava Aditya Renukunta u8 reserved3; 182999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 183999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 184999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 185999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1865d910649SMahesh Rajashekhara 187999b3ffcSRaghava Aditya Renukunta }; 1885d910649SMahesh Rajashekhara 189999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 190999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 191999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 192999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 193999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 194999b3ffcSRaghava Aditya Renukunta u8 reserved3; 195999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 196999b3ffcSRaghava Aditya Renukunta struct teu64id { 1975d910649SMahesh Rajashekhara u32 Serial; 1985d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1995d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 200999b3ffcSRaghava Aditya Renukunta u8 reserved; 201999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 202999b3ffcSRaghava Aditya Renukunta } eu64id; 2035d910649SMahesh Rajashekhara 204999b3ffcSRaghava Aditya Renukunta }; 2055d910649SMahesh Rajashekhara 206999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 207999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 208999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 209999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 210999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 211999b3ffcSRaghava Aditya Renukunta u8 reserved3; 212999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 213999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 214999b3ffcSRaghava Aditya Renukunta }; 215999b3ffcSRaghava Aditya Renukunta 216999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2175d910649SMahesh Rajashekhara u8 DeviceType:5; 2185d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2195d910649SMahesh Rajashekhara u8 PageCode; 220999b3ffcSRaghava Aditya Renukunta u8 reserved; 2215d910649SMahesh Rajashekhara u8 PageLength; 222999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 223999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 224999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 225999b3ffcSRaghava Aditya Renukunta }; 2265d910649SMahesh Rajashekhara 2271da177e4SLinus Torvalds /* 2281da177e4SLinus Torvalds * M O D U L E G L O B A L S 2291da177e4SLinus Torvalds */ 2301da177e4SLinus Torvalds 2310b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2320b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2330b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2340b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2350b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 236ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 237ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 238ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2390b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2400b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2411da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 242ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2431da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2441da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2451da177e4SLinus Torvalds #endif 2461da177e4SLinus Torvalds 2471da177e4SLinus Torvalds /* 2481da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2491da177e4SLinus Torvalds */ 2501da177e4SLinus Torvalds 2511da177e4SLinus Torvalds static int nondasd = -1; 252d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2531da177e4SLinus Torvalds static int dacmode = -1; 2548ef22247SSalyzyn, Mark int aac_msi; 2551208bab5SSalyzyn, Mark int aac_commit = -1; 256404d9a90SMark Haverkamp int startup_timeout = 180; 257404d9a90SMark Haverkamp int aif_timeout = 120; 25811604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 25985d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2601da177e4SLinus Torvalds 26111604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 26211604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 26311604612SMahesh Rajashekhara " 0=off, 1=on"); 26485d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 26585d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 26685d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2679a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2688ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2698ef22247SSalyzyn, Mark " 0=off, 1=on"); 27095e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2718ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2728ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2738ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 274d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2759a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2768ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2778ef22247SSalyzyn, Mark " 0=off, 1=on"); 2781208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2798ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2808ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2818ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2828ef22247SSalyzyn, Mark " 0=off, 1=on"); 2838ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2848ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2859022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 286404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2878ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2888ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2898ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2908ef22247SSalyzyn, Mark " have a BIOS."); 291404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2928ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2938ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2948ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2958ef22247SSalyzyn, Mark " systems."); 2961da177e4SLinus Torvalds 29709624645SRaghava Aditya Renukunta int aac_fib_dump; 29809624645SRaghava Aditya Renukunta module_param(aac_fib_dump, int, 0644); 29909624645SRaghava Aditya Renukunta MODULE_PARM_DESC(aac_fib_dump, "Dump controller fibs prior to IOP_RESET 0=off, 1=on"); 30009624645SRaghava Aditya Renukunta 3017c00ffa3SMark Haverkamp int numacb = -1; 3027c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 3038ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 3048ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 3058ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 3067c00ffa3SMark Haverkamp 3077c00ffa3SMark Haverkamp int acbsize = -1; 3087c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 3098ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 3108ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 3118ef22247SSalyzyn, Mark " suggestion from Firmware."); 312653ba58dSMark Haverkamp 31329c97684SSalyzyn, Mark int update_interval = 30 * 60; 31429c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3158ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3168ef22247SSalyzyn, Mark " updates issued to adapter."); 31729c97684SSalyzyn, Mark 31811da1b7cSRaghava Aditya Renukunta int check_interval = 60; 31929c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3208ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3218ef22247SSalyzyn, Mark " checks."); 32229c97684SSalyzyn, Mark 32387f3bda3SAndrew Morton int aac_check_reset = 1; 32487f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 32595e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3268ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3278ef22247SSalyzyn, Mark " ignore it."); 32829c97684SSalyzyn, Mark 329e37ee4beSMark Haverkamp int expose_physicals = -1; 330653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3318ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3328ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 33303d44337SMark Haverkamp 3348ef22247SSalyzyn, Mark int aac_reset_devices; 3351208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3361208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 33703d44337SMark Haverkamp 338d8e96507SLeubner, Achim int aac_wwn = 1; 339d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 340d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 341d8e96507SLeubner, Achim "\t0 - Disable\n" 342d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 343d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 344d8e96507SLeubner, Achim 345d8e96507SLeubner, Achim 34603d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 34703d44337SMark Haverkamp struct fib *fibptr) { 34803d44337SMark Haverkamp struct scsi_device *device; 34903d44337SMark Haverkamp 35003d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 351c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 35203d44337SMark Haverkamp aac_fib_complete(fibptr); 35303d44337SMark Haverkamp return 0; 35403d44337SMark Haverkamp } 35503d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 35603d44337SMark Haverkamp device = scsicmd->device; 3573ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 35803d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 35903d44337SMark Haverkamp aac_fib_complete(fibptr); 36003d44337SMark Haverkamp return 0; 36103d44337SMark Haverkamp } 36203d44337SMark Haverkamp return 1; 36303d44337SMark Haverkamp } 36403d44337SMark Haverkamp 3651da177e4SLinus Torvalds /** 3661da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3671da177e4SLinus Torvalds * @common: adapter to query 3681da177e4SLinus Torvalds * 3691da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3701da177e4SLinus Torvalds */ 3718c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3721da177e4SLinus Torvalds { 3731da177e4SLinus Torvalds int status = 0; 3741da177e4SLinus Torvalds struct fib * fibptr; 3751da177e4SLinus Torvalds 376bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3771da177e4SLinus Torvalds return -ENOMEM; 3781da177e4SLinus Torvalds 379bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3801da177e4SLinus Torvalds { 3811da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3821da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3831da177e4SLinus Torvalds 3841da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3851da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3861da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3871da177e4SLinus Torvalds } 3881da177e4SLinus Torvalds 389bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3901da177e4SLinus Torvalds fibptr, 3911da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3921da177e4SLinus Torvalds FsaNormal, 3931da177e4SLinus Torvalds 1, 1, 3941da177e4SLinus Torvalds NULL, NULL); 3951da177e4SLinus Torvalds if (status < 0) { 3961da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3971da177e4SLinus Torvalds } else { 3981da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3991da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 4001da177e4SLinus Torvalds dprintk((KERN_WARNING 4011da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 4021da177e4SLinus Torvalds le32_to_cpu(reply->response), 4031da177e4SLinus Torvalds le32_to_cpu(reply->status), 4041da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 4051da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 4061da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 4071da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 4081da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 4091da177e4SLinus Torvalds status = -EINVAL; 4101da177e4SLinus Torvalds } 4111da177e4SLinus Torvalds } 412cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 413cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 414bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 415cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4161da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4171da177e4SLinus Torvalds if (status >= 0) { 4181208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4191da177e4SLinus Torvalds struct aac_commit_config * dinfo; 420bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4211da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4221da177e4SLinus Torvalds 4231da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4241da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4251da177e4SLinus Torvalds 426bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4271da177e4SLinus Torvalds fibptr, 4281da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4291da177e4SLinus Torvalds FsaNormal, 4301da177e4SLinus Torvalds 1, 1, 4311da177e4SLinus Torvalds NULL, NULL); 432cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 433cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 434cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 435bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4361208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4371da177e4SLinus Torvalds printk(KERN_WARNING 4381da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4391da177e4SLinus Torvalds } 4401da177e4SLinus Torvalds } 441cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 442cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 443bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4441da177e4SLinus Torvalds return status; 4451da177e4SLinus Torvalds } 4461da177e4SLinus Torvalds 447e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 448e3cc268fSRajashekhara, Mahesh { 449e3cc268fSRajashekhara, Mahesh char inq_data; 450e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 451e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 452e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 453e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 454e3cc268fSRajashekhara, Mahesh } 455e3cc268fSRajashekhara, Mahesh } 456e3cc268fSRajashekhara, Mahesh 4571da177e4SLinus Torvalds /** 4581da177e4SLinus Torvalds * aac_get_containers - list containers 4591da177e4SLinus Torvalds * @common: adapter to probe 4601da177e4SLinus Torvalds * 4611da177e4SLinus Torvalds * Make a list of all containers on this controller 4621da177e4SLinus Torvalds */ 4631da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4641da177e4SLinus Torvalds { 4651da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4661da177e4SLinus Torvalds u32 index; 4671da177e4SLinus Torvalds int status = 0; 4681da177e4SLinus Torvalds struct fib * fibptr; 4691da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4701da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4711da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4721da177e4SLinus Torvalds 473bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4741da177e4SLinus Torvalds return -ENOMEM; 4751da177e4SLinus Torvalds 476bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4771da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4781da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4791da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4801da177e4SLinus Torvalds 481bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4821da177e4SLinus Torvalds fibptr, 4831da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4841da177e4SLinus Torvalds FsaNormal, 4851da177e4SLinus Torvalds 1, 1, 4861da177e4SLinus Torvalds NULL, NULL); 4871da177e4SLinus Torvalds if (status >= 0) { 4881da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4891da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 4901c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 491a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 492a7129a54SMahesh Rajashekhara maximum_num_containers = 493a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 494a7129a54SMahesh Rajashekhara } 495bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4961da177e4SLinus Torvalds } 497cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 498cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 499fe76df42SMark Haverkamp aac_fib_free(fibptr); 5001da177e4SLinus Torvalds 5011da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 5021da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 5033ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 5043ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 5053ffd6c5aSRaghava Aditya Renukunta 5063ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 5073ffd6c5aSRaghava Aditya Renukunta 5083ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 5093ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 5103ffd6c5aSRaghava Aditya Renukunta 5113ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 5123ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 5133ffd6c5aSRaghava Aditya Renukunta 5143ffd6c5aSRaghava Aditya Renukunta 5153ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5161da177e4SLinus Torvalds return -ENOMEM; 5171da177e4SLinus Torvalds 5181da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5193ffd6c5aSRaghava Aditya Renukunta } 5203ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5213ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5223ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5231da177e4SLinus Torvalds 524fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5251da177e4SLinus Torvalds 5261da177e4SLinus Torvalds if (status < 0) { 5271da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5281da177e4SLinus Torvalds break; 5291da177e4SLinus Torvalds } 5301da177e4SLinus Torvalds } 5311da177e4SLinus Torvalds return status; 5321da177e4SLinus Torvalds } 5331da177e4SLinus Torvalds 5341da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5351da177e4SLinus Torvalds { 5361da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5371da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5381da177e4SLinus Torvalds 5391da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5401da177e4SLinus Torvalds 54103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 54203d44337SMark Haverkamp return; 54303d44337SMark Haverkamp 5441da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 545125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5461da177e4SLinus Torvalds 5471da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5481da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5491da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5501da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5511da177e4SLinus Torvalds char *sp = get_name_reply->data; 552c8026732SRaghava Aditya Renukunta int data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 553c8026732SRaghava Aditya Renukunta 554c8026732SRaghava Aditya Renukunta sp[data_size - 1] = '\0'; 5551da177e4SLinus Torvalds while (*sp == ' ') 5561da177e4SLinus Torvalds ++sp; 5573b2946ccSMark Haverkamp if (*sp) { 558d4345028SFUJITA Tomonori struct inquiry_data inq; 5593b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5603b2946ccSMark Haverkamp int count = sizeof(d); 5613b2946ccSMark Haverkamp char *dp = d; 5623b2946ccSMark Haverkamp do { 5631da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5641da177e4SLinus Torvalds } while (--count > 0); 565d4345028SFUJITA Tomonori 566d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 567d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 568d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5691da177e4SLinus Torvalds } 5703b2946ccSMark Haverkamp } 5713b2946ccSMark Haverkamp 5721da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5731da177e4SLinus Torvalds 574bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5758e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5761da177e4SLinus Torvalds } 5771da177e4SLinus Torvalds 5781da177e4SLinus Torvalds /** 5791da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5801da177e4SLinus Torvalds */ 5819e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5821da177e4SLinus Torvalds { 5831da177e4SLinus Torvalds int status; 584c8026732SRaghava Aditya Renukunta int data_size; 5851da177e4SLinus Torvalds struct aac_get_name *dinfo; 5861da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5871da177e4SLinus Torvalds struct aac_dev * dev; 5881da177e4SLinus Torvalds 5891da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5901da177e4SLinus Torvalds 591c8026732SRaghava Aditya Renukunta data_size = FIELD_SIZEOF(struct aac_get_name_resp, data); 592c8026732SRaghava Aditya Renukunta 5936bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5941da177e4SLinus Torvalds 595bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5961da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5971ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5981da177e4SLinus Torvalds 5991da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 6001da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 6019e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 602c8026732SRaghava Aditya Renukunta dinfo->count = cpu_to_le32(data_size - 1); 6031da177e4SLinus Torvalds 604bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 6051da177e4SLinus Torvalds cmd_fibcontext, 606fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 6071da177e4SLinus Torvalds FsaNormal, 6081da177e4SLinus Torvalds 0, 1, 6091da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 6101da177e4SLinus Torvalds (void *) scsicmd); 6111da177e4SLinus Torvalds 6121da177e4SLinus Torvalds /* 6131da177e4SLinus Torvalds * Check that the command queued to the controller 6141da177e4SLinus Torvalds */ 6151ae948faSBrian King if (status == -EINPROGRESS) 6161da177e4SLinus Torvalds return 0; 6171da177e4SLinus Torvalds 618bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 619bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6201da177e4SLinus Torvalds return -1; 6211da177e4SLinus Torvalds } 6221da177e4SLinus Torvalds 623fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 624fe76df42SMark Haverkamp { 625fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 626fe76df42SMark Haverkamp 6271a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 628fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 629fe76df42SMark Haverkamp 630fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 631fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 632fe76df42SMark Haverkamp return 0; 633fe76df42SMark Haverkamp } 634fe76df42SMark Haverkamp 6351a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 636fe76df42SMark Haverkamp { 63703d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 638fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 63903d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 640999b3ffcSRaghava Aditya Renukunta int i; 64103d44337SMark Haverkamp 64203d44337SMark Haverkamp 6431a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6441a655040SSalyzyn, Mark return; 645fe76df42SMark Haverkamp 646fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6471a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 648fe76df42SMark Haverkamp if (fsa_dev_ptr) { 649fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 6501c68856eSRaghava Aditya Renukunta __le32 sup_options2; 6511c68856eSRaghava Aditya Renukunta 652fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 6531c68856eSRaghava Aditya Renukunta sup_options2 = 6541c68856eSRaghava Aditya Renukunta fibptr->dev->supplement_adapter_info.supported_options2; 655fe76df42SMark Haverkamp 656fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 657fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 658fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 6591c68856eSRaghava Aditya Renukunta if (!(sup_options2 & AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 660b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 661b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 662b836439fSMahesh Rajashekhara } else { 663b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 664b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 665b836439fSMahesh Rajashekhara } 666999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 667999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 668999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 669999b3ffcSRaghava Aditya Renukunta .identifier[i]; 670fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 671655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 672655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 673655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 674655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 675655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 676fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 677fe76df42SMark Haverkamp fsa_dev_ptr->size 678fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 679fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 680fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 681fe76df42SMark Haverkamp } 682fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 683fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 684fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 685fe76df42SMark Haverkamp } 686fe76df42SMark Haverkamp aac_fib_complete(fibptr); 687fe76df42SMark Haverkamp aac_fib_free(fibptr); 688fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 689fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6901a655040SSalyzyn, Mark (*callback)(scsicmd); 6911a655040SSalyzyn, Mark return; 692fe76df42SMark Haverkamp } 693fe76df42SMark Haverkamp 6941a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 695fe76df42SMark Haverkamp { 696fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 697fe76df42SMark Haverkamp struct aac_mount * dresp; 698fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 699fe76df42SMark Haverkamp int status; 700fe76df42SMark Haverkamp 701fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 7026c92f7dbSDave Carroll if (!aac_supports_2T(fibptr->dev)) { 703fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 7046c92f7dbSDave Carroll if ((le32_to_cpu(dresp->status) == ST_OK) && 7051a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 7061a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 7071a655040SSalyzyn, Mark return; 7081a655040SSalyzyn, Mark } 7096c92f7dbSDave Carroll } 710fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 711fe76df42SMark Haverkamp 71203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 7131a655040SSalyzyn, Mark return; 71403d44337SMark Haverkamp 715fe76df42SMark Haverkamp aac_fib_init(fibptr); 716fe76df42SMark Haverkamp 717fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 718fe76df42SMark Haverkamp 7191c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 720b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 721b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 722b836439fSMahesh Rajashekhara else 723fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 724b836439fSMahesh Rajashekhara 725fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 726fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 7271ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 728fe76df42SMark Haverkamp 729fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 730fe76df42SMark Haverkamp fibptr, 731fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 732fe76df42SMark Haverkamp FsaNormal, 733fe76df42SMark Haverkamp 0, 1, 7341a655040SSalyzyn, Mark _aac_probe_container2, 735fe76df42SMark Haverkamp (void *) scsicmd); 736fe76df42SMark Haverkamp /* 737fe76df42SMark Haverkamp * Check that the command queued to the controller 738fe76df42SMark Haverkamp */ 7391ae948faSBrian King if (status < 0 && status != -EINPROGRESS) { 740fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 741fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7421a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 743fe76df42SMark Haverkamp } 744fe76df42SMark Haverkamp } 745fe76df42SMark Haverkamp 746fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 747fe76df42SMark Haverkamp { 748fe76df42SMark Haverkamp struct fib * fibptr; 749fe76df42SMark Haverkamp int status = -ENOMEM; 750fe76df42SMark Haverkamp 751fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 752fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 753fe76df42SMark Haverkamp 754fe76df42SMark Haverkamp aac_fib_init(fibptr); 755fe76df42SMark Haverkamp 756fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 757fe76df42SMark Haverkamp 7581c68856eSRaghava Aditya Renukunta if (fibptr->dev->supplement_adapter_info.supported_options2 & 759b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 760b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 761b836439fSMahesh Rajashekhara else 762fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 763b836439fSMahesh Rajashekhara 764fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 765fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 766fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 7671ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 768fe76df42SMark Haverkamp 769fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 770fe76df42SMark Haverkamp fibptr, 771fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 772fe76df42SMark Haverkamp FsaNormal, 773fe76df42SMark Haverkamp 0, 1, 7741a655040SSalyzyn, Mark _aac_probe_container1, 775fe76df42SMark Haverkamp (void *) scsicmd); 776fe76df42SMark Haverkamp /* 777fe76df42SMark Haverkamp * Check that the command queued to the controller 778fe76df42SMark Haverkamp */ 7791ae948faSBrian King if (status == -EINPROGRESS) 780fe76df42SMark Haverkamp return 0; 7811ae948faSBrian King 782fe76df42SMark Haverkamp if (status < 0) { 783fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 784fe76df42SMark Haverkamp aac_fib_complete(fibptr); 785fe76df42SMark Haverkamp aac_fib_free(fibptr); 786fe76df42SMark Haverkamp } 787fe76df42SMark Haverkamp } 788fe76df42SMark Haverkamp if (status < 0) { 789fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 790fe76df42SMark Haverkamp if (fsa_dev_ptr) { 791fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 792fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 793fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 794fe76df42SMark Haverkamp return (*callback)(scsicmd); 795fe76df42SMark Haverkamp } 796fe76df42SMark Haverkamp } 797fe76df42SMark Haverkamp } 798fe76df42SMark Haverkamp return status; 799fe76df42SMark Haverkamp } 800fe76df42SMark Haverkamp 8011da177e4SLinus Torvalds /** 802bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 8031da177e4SLinus Torvalds * @dev: device to query 8041da177e4SLinus Torvalds * @cid: container identifier 8051da177e4SLinus Torvalds * 8061da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 8071da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 8081da177e4SLinus Torvalds */ 809fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 810fe76df42SMark Haverkamp { 811fe76df42SMark Haverkamp scsicmd->device = NULL; 812fe76df42SMark Haverkamp return 0; 813fe76df42SMark Haverkamp } 8141da177e4SLinus Torvalds 815bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8161da177e4SLinus Torvalds { 817fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 818fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8191da177e4SLinus Torvalds int status; 8201da177e4SLinus Torvalds 821fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 822fe76df42SMark Haverkamp kfree(scsicmd); 823fe76df42SMark Haverkamp kfree(scsidev); 82490ee3466SMark Haverkamp return -ENOMEM; 8251da177e4SLinus Torvalds } 826fe76df42SMark Haverkamp scsicmd->list.next = NULL; 8271a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 8281da177e4SLinus Torvalds 829fe76df42SMark Haverkamp scsicmd->device = scsidev; 830fe76df42SMark Haverkamp scsidev->sdev_state = 0; 831fe76df42SMark Haverkamp scsidev->id = cid; 832fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8331da177e4SLinus Torvalds 834fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 835fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 836fe76df42SMark Haverkamp schedule(); 837802ae2f0SSalyzyn, Mark kfree(scsidev); 838fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 839fe76df42SMark Haverkamp kfree(scsicmd); 8401da177e4SLinus Torvalds return status; 8411da177e4SLinus Torvalds } 8421da177e4SLinus Torvalds 8431da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8441da177e4SLinus Torvalds struct scsi_inq { 8451da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8461da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8471da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8481da177e4SLinus Torvalds }; 8491da177e4SLinus Torvalds 8501da177e4SLinus Torvalds /** 8511da177e4SLinus Torvalds * InqStrCopy - string merge 8521da177e4SLinus Torvalds * @a: string to copy from 8531da177e4SLinus Torvalds * @b: string to copy to 8541da177e4SLinus Torvalds * 8551da177e4SLinus Torvalds * Copy a String from one location to another 8561da177e4SLinus Torvalds * without copying \0 8571da177e4SLinus Torvalds */ 8581da177e4SLinus Torvalds 8591da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8601da177e4SLinus Torvalds { 8611da177e4SLinus Torvalds 8621da177e4SLinus Torvalds while (*a != (char)0) 8631da177e4SLinus Torvalds *b++ = *a++; 8641da177e4SLinus Torvalds } 8651da177e4SLinus Torvalds 8661da177e4SLinus Torvalds static char *container_types[] = { 8671da177e4SLinus Torvalds "None", 8681da177e4SLinus Torvalds "Volume", 8691da177e4SLinus Torvalds "Mirror", 8701da177e4SLinus Torvalds "Stripe", 8711da177e4SLinus Torvalds "RAID5", 8721da177e4SLinus Torvalds "SSRW", 8731da177e4SLinus Torvalds "SSRO", 8741da177e4SLinus Torvalds "Morph", 8751da177e4SLinus Torvalds "Legacy", 8761da177e4SLinus Torvalds "RAID4", 8771da177e4SLinus Torvalds "RAID10", 8781da177e4SLinus Torvalds "RAID00", 8791da177e4SLinus Torvalds "V-MIRRORS", 8801da177e4SLinus Torvalds "PSEUDO R4", 8811da177e4SLinus Torvalds "RAID50", 88284971738SMark Haverkamp "RAID5D", 88384971738SMark Haverkamp "RAID5D0", 88484971738SMark Haverkamp "RAID1E", 88584971738SMark Haverkamp "RAID6", 88684971738SMark Haverkamp "RAID60", 8871da177e4SLinus Torvalds "Unknown" 8881da177e4SLinus Torvalds }; 8891da177e4SLinus Torvalds 89017eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 89117eaaceeSSalyzyn, Mark { 89217eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 89317eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 89417eaaceeSSalyzyn, Mark return container_types[tindex]; 89517eaaceeSSalyzyn, Mark } 8961da177e4SLinus Torvalds 8971da177e4SLinus Torvalds /* Function: setinqstr 8981da177e4SLinus Torvalds * 8991da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 9001da177e4SLinus Torvalds * 9011da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 90225985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 90325985edcSLucas De Marchi * files instead of in OS dependent driver source. 9041da177e4SLinus Torvalds */ 9051da177e4SLinus Torvalds 906794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 9071da177e4SLinus Torvalds { 9081da177e4SLinus Torvalds struct scsi_inq *str; 9091c68856eSRaghava Aditya Renukunta struct aac_supplement_adapter_info *sup_adap_info; 9101da177e4SLinus Torvalds 9111c68856eSRaghava Aditya Renukunta sup_adap_info = &dev->supplement_adapter_info; 9121da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 913794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 914794d0601SMark Haverkamp 9151c68856eSRaghava Aditya Renukunta if (sup_adap_info->adapter_type_text[0]) { 9163bc8070fSSalyzyn, Mark int c; 917f4e8708dSRaghava Aditya Renukunta char *cp; 918f4e8708dSRaghava Aditya Renukunta char *cname = kmemdup(sup_adap_info->adapter_type_text, 919f4e8708dSRaghava Aditya Renukunta sizeof(sup_adap_info->adapter_type_text), 920f4e8708dSRaghava Aditya Renukunta GFP_ATOMIC); 921f4e8708dSRaghava Aditya Renukunta if (!cname) 922f4e8708dSRaghava Aditya Renukunta return; 923f4e8708dSRaghava Aditya Renukunta 924f4e8708dSRaghava Aditya Renukunta cp = cname; 9253bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9263bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9273bc8070fSSalyzyn, Mark else { 9283bc8070fSSalyzyn, Mark c = sizeof(str->vid); 929794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 930794d0601SMark Haverkamp ++cp; 931794d0601SMark Haverkamp c = *cp; 932794d0601SMark Haverkamp *cp = '\0'; 933f4e8708dSRaghava Aditya Renukunta inqstrcpy(cname, str->vid); 934794d0601SMark Haverkamp *cp = c; 935794d0601SMark Haverkamp while (*cp && *cp != ' ') 936794d0601SMark Haverkamp ++cp; 9373bc8070fSSalyzyn, Mark } 938794d0601SMark Haverkamp while (*cp == ' ') 939794d0601SMark Haverkamp ++cp; 940794d0601SMark Haverkamp /* last six chars reserved for vol type */ 941794d0601SMark Haverkamp c = 0; 942794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 943794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 944794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 945794d0601SMark Haverkamp } 946794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 947f4e8708dSRaghava Aditya Renukunta 948f4e8708dSRaghava Aditya Renukunta kfree(cname); 949794d0601SMark Haverkamp } else { 950794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9511da177e4SLinus Torvalds 9521da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 953794d0601SMark Haverkamp /* last six chars reserved for vol type */ 954794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 955794d0601SMark Haverkamp } 9561da177e4SLinus Torvalds 9576391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9581da177e4SLinus Torvalds char *findit = str->pid; 9591da177e4SLinus Torvalds 9601da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9611da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9621da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9631da177e4SLinus Torvalds *(findit -= 4) = ' '; 964794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 965794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9661da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9671da177e4SLinus Torvalds } 9681da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9691da177e4SLinus Torvalds } 9701da177e4SLinus Torvalds 971999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 972999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 973999b3ffcSRaghava Aditya Renukunta { 974999b3ffcSRaghava Aditya Renukunta int container; 975999b3ffcSRaghava Aditya Renukunta 976999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 977999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 978999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 979999b3ffcSRaghava Aditya Renukunta - 4; 980999b3ffcSRaghava Aditya Renukunta 981999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 982999b3ffcSRaghava Aditya Renukunta container++) { 983999b3ffcSRaghava Aditya Renukunta 984999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 985999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 986999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 987999b3ffcSRaghava Aditya Renukunta 16); 988999b3ffcSRaghava Aditya Renukunta break; 989999b3ffcSRaghava Aditya Renukunta } 990999b3ffcSRaghava Aditya Renukunta } 991999b3ffcSRaghava Aditya Renukunta } 992999b3ffcSRaghava Aditya Renukunta 99388e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 99488e2f98eSSalyzyn, Mark { 99588e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 99688e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 99788e2f98eSSalyzyn, Mark 99888e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 99988e2f98eSSalyzyn, Mark 100088e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 100188e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 100288e2f98eSSalyzyn, Mark return; 100388e2f98eSSalyzyn, Mark 100488e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 100588e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 100688e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 10075d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 10085d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 10095d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1010999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10115d910649SMahesh Rajashekhara int i; 1012999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10135d910649SMahesh Rajashekhara 1014999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1015999b3ffcSRaghava Aditya Renukunta 1016999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1017999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10185d910649SMahesh Rajashekhara 10195d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1020999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10215d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1022999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10235d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1024999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1025999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1026999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1027999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1028999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1029999b3ffcSRaghava Aditya Renukunta 1030999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1031999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1032999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1033999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10345d910649SMahesh Rajashekhara 10355d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1036999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1037999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10385d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1039999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1040999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1041999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10425d910649SMahesh Rajashekhara 10435d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1044999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10455d910649SMahesh Rajashekhara "ADAPTEC ", 1046999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1047999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10485d910649SMahesh Rajashekhara "ARRAY ", 10495d910649SMahesh Rajashekhara sizeof( 1050999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10515d910649SMahesh Rajashekhara 10525d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10535d910649SMahesh Rajashekhara * The LSB is the the end. 10545d910649SMahesh Rajashekhara */ 10555d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10565d910649SMahesh Rajashekhara u8 temp = 10575d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10585d910649SMahesh Rajashekhara if (temp > 0x9) { 1059999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10605d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10615d910649SMahesh Rajashekhara } else { 1062999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10635d910649SMahesh Rajashekhara '0' + temp; 10645d910649SMahesh Rajashekhara } 10655d910649SMahesh Rajashekhara } 10665d910649SMahesh Rajashekhara 10675d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1068999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1069999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1070999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1071999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1072999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10735d910649SMahesh Rajashekhara 1074999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1075999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1076999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10775d910649SMahesh Rajashekhara 1078999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10795d910649SMahesh Rajashekhara get_serial_reply->uid; 1080999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1081999b3ffcSRaghava Aditya Renukunta 1082999b3ffcSRaghava Aditya Renukunta /* 1083999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1084999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1085999b3ffcSRaghava Aditya Renukunta */ 1086999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1087999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1088999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1089999b3ffcSRaghava Aditya Renukunta } 10905d910649SMahesh Rajashekhara 10915d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1092999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1093999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10945d910649SMahesh Rajashekhara } else { 10955d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 109688e2f98eSSalyzyn, Mark char sp[13]; 109788e2f98eSSalyzyn, Mark /* EVPD bit set */ 109888e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 109988e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 110088e2f98eSSalyzyn, Mark sp[2] = 0; 110188e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 110288e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 11035d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 11045d910649SMahesh Rajashekhara sizeof(sp)); 11055d910649SMahesh Rajashekhara } 110688e2f98eSSalyzyn, Mark } 110788e2f98eSSalyzyn, Mark 110888e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 110988e2f98eSSalyzyn, Mark 111088e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 111188e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 111288e2f98eSSalyzyn, Mark } 111388e2f98eSSalyzyn, Mark 111488e2f98eSSalyzyn, Mark /** 111588e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 111688e2f98eSSalyzyn, Mark */ 111788e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 111888e2f98eSSalyzyn, Mark { 111988e2f98eSSalyzyn, Mark int status; 112088e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 112188e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 112288e2f98eSSalyzyn, Mark struct aac_dev * dev; 112388e2f98eSSalyzyn, Mark 112488e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 112588e2f98eSSalyzyn, Mark 11266bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 112788e2f98eSSalyzyn, Mark 112888e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 112988e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 113088e2f98eSSalyzyn, Mark 113188e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 113288e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 113388e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11341ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 113588e2f98eSSalyzyn, Mark 113688e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 113788e2f98eSSalyzyn, Mark cmd_fibcontext, 1138fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 113988e2f98eSSalyzyn, Mark FsaNormal, 114088e2f98eSSalyzyn, Mark 0, 1, 114188e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 114288e2f98eSSalyzyn, Mark (void *) scsicmd); 114388e2f98eSSalyzyn, Mark 114488e2f98eSSalyzyn, Mark /* 114588e2f98eSSalyzyn, Mark * Check that the command queued to the controller 114688e2f98eSSalyzyn, Mark */ 11471ae948faSBrian King if (status == -EINPROGRESS) 114888e2f98eSSalyzyn, Mark return 0; 114988e2f98eSSalyzyn, Mark 115088e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 115188e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 115288e2f98eSSalyzyn, Mark return -1; 115388e2f98eSSalyzyn, Mark } 115488e2f98eSSalyzyn, Mark 115588e2f98eSSalyzyn, Mark /* Function: setinqserial 115688e2f98eSSalyzyn, Mark * 115788e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 115888e2f98eSSalyzyn, Mark * 115988e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 116088e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 116188e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 116288e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 116388e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 116488e2f98eSSalyzyn, Mark */ 116588e2f98eSSalyzyn, Mark 116688e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 116788e2f98eSSalyzyn, Mark { 116888e2f98eSSalyzyn, Mark /* 116988e2f98eSSalyzyn, Mark * This breaks array migration. 117088e2f98eSSalyzyn, Mark */ 117188e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 117288e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 117388e2f98eSSalyzyn, Mark } 117488e2f98eSSalyzyn, Mark 11758e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11768e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11771da177e4SLinus Torvalds { 11788e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11798e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11808e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11811da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11821da177e4SLinus Torvalds 11831da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11841da177e4SLinus Torvalds 11851da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11861da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11878e31e607SSalyzyn, Mark 11881da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11898e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11901da177e4SLinus Torvalds 11918e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11921da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11931da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11948e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11951da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11961da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11971da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11988e31e607SSalyzyn, Mark } else 11998e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 12001da177e4SLinus Torvalds } 12011da177e4SLinus Torvalds 1202e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1203e8f32de5SMark Haverkamp { 1204e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1205e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1206e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1207e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1208e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 12098e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12108e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12118e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1212e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12133ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12143ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1215e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1216e8f32de5SMark Haverkamp return 1; 1217e8f32de5SMark Haverkamp } 1218e8f32de5SMark Haverkamp return 0; 1219e8f32de5SMark Haverkamp } 1220e8f32de5SMark Haverkamp 1221e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1222e8f32de5SMark Haverkamp { 1223e8f32de5SMark Haverkamp return 0; 1224e8f32de5SMark Haverkamp } 1225e8f32de5SMark Haverkamp 1226e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1227e8f32de5SMark Haverkamp 1228e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1229e8f32de5SMark Haverkamp { 123085d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 123185d22bbfSMahesh Rajashekhara u16 fibsize, command; 12320b433447SMahesh Rajashekhara long ret; 123385d22bbfSMahesh Rajashekhara 1234e8f32de5SMark Haverkamp aac_fib_init(fib); 1235d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1236d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1237d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 123885d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 123985d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 124085d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 124185d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 124285d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1243b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1244b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 124585d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 124685d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12470b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12480b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12490b433447SMahesh Rajashekhara if (ret < 0) 12500b433447SMahesh Rajashekhara return ret; 125185d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 125285d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 125385d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 125485d22bbfSMahesh Rajashekhara } else { 125585d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1256e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1257e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1258e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1259b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1260b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1261e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 126285d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1263e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1264e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12650b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12660b433447SMahesh Rajashekhara if (ret < 0) 12670b433447SMahesh Rajashekhara return ret; 126885d22bbfSMahesh Rajashekhara command = ContainerRawIo; 126985d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 127085d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 127185d22bbfSMahesh Rajashekhara } 127285d22bbfSMahesh Rajashekhara 1273e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1274e8f32de5SMark Haverkamp /* 1275e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1276e8f32de5SMark Haverkamp */ 127785d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1278e8f32de5SMark Haverkamp fib, 1279e8f32de5SMark Haverkamp fibsize, 1280e8f32de5SMark Haverkamp FsaNormal, 1281e8f32de5SMark Haverkamp 0, 1, 1282e8f32de5SMark Haverkamp (fib_callback) io_callback, 1283e8f32de5SMark Haverkamp (void *) cmd); 1284e8f32de5SMark Haverkamp } 1285e8f32de5SMark Haverkamp 1286e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1287e8f32de5SMark Haverkamp { 1288e8f32de5SMark Haverkamp u16 fibsize; 1289e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12900b433447SMahesh Rajashekhara long ret; 12910b433447SMahesh Rajashekhara 1292e8f32de5SMark Haverkamp aac_fib_init(fib); 1293e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1294e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1295e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1296e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1297e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1298e8f32de5SMark Haverkamp readcmd->pad = 0; 1299e8f32de5SMark Haverkamp readcmd->flags = 0; 1300e8f32de5SMark Haverkamp 13010b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 13020b433447SMahesh Rajashekhara if (ret < 0) 13030b433447SMahesh Rajashekhara return ret; 1304e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1305e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1306e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1307e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1308e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1309e8f32de5SMark Haverkamp /* 1310e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1311e8f32de5SMark Haverkamp */ 1312e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1313e8f32de5SMark Haverkamp fib, 1314e8f32de5SMark Haverkamp fibsize, 1315e8f32de5SMark Haverkamp FsaNormal, 1316e8f32de5SMark Haverkamp 0, 1, 1317e8f32de5SMark Haverkamp (fib_callback) io_callback, 1318e8f32de5SMark Haverkamp (void *) cmd); 1319e8f32de5SMark Haverkamp } 1320e8f32de5SMark Haverkamp 1321e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1322e8f32de5SMark Haverkamp { 1323e8f32de5SMark Haverkamp u16 fibsize; 1324e8f32de5SMark Haverkamp struct aac_read *readcmd; 1325b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13260b433447SMahesh Rajashekhara long ret; 13270b433447SMahesh Rajashekhara 1328e8f32de5SMark Haverkamp aac_fib_init(fib); 1329e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1330e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1331f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1332e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1333b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1334b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1335e8f32de5SMark Haverkamp 13360b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13370b433447SMahesh Rajashekhara if (ret < 0) 13380b433447SMahesh Rajashekhara return ret; 1339e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1340e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1341e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1342e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1343e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1344e8f32de5SMark Haverkamp /* 1345e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1346e8f32de5SMark Haverkamp */ 1347e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1348e8f32de5SMark Haverkamp fib, 1349e8f32de5SMark Haverkamp fibsize, 1350e8f32de5SMark Haverkamp FsaNormal, 1351e8f32de5SMark Haverkamp 0, 1, 1352e8f32de5SMark Haverkamp (fib_callback) io_callback, 1353e8f32de5SMark Haverkamp (void *) cmd); 1354e8f32de5SMark Haverkamp } 1355e8f32de5SMark Haverkamp 13569d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1357e8f32de5SMark Haverkamp { 135885d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 135985d22bbfSMahesh Rajashekhara u16 fibsize, command; 13600b433447SMahesh Rajashekhara long ret; 136185d22bbfSMahesh Rajashekhara 1362e8f32de5SMark Haverkamp aac_fib_init(fib); 1363d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1364d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1365d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 136685d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 136785d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 136885d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 136985d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 137085d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1371b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1372b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 137385d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 137485d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 137585d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 137685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 137785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13780b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13790b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13800b433447SMahesh Rajashekhara if (ret < 0) 13810b433447SMahesh Rajashekhara return ret; 138285d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 138385d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 138485d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 138585d22bbfSMahesh Rajashekhara } else { 138685d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1387e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1388e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1389e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1390b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1391b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1392e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 139395e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 139495e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 139585d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 139685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1397e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1398e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13990b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 14000b433447SMahesh Rajashekhara if (ret < 0) 14010b433447SMahesh Rajashekhara return ret; 140285d22bbfSMahesh Rajashekhara command = ContainerRawIo; 140385d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 140485d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 140585d22bbfSMahesh Rajashekhara } 140685d22bbfSMahesh Rajashekhara 1407e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1408e8f32de5SMark Haverkamp /* 1409e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1410e8f32de5SMark Haverkamp */ 141185d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1412e8f32de5SMark Haverkamp fib, 1413e8f32de5SMark Haverkamp fibsize, 1414e8f32de5SMark Haverkamp FsaNormal, 1415e8f32de5SMark Haverkamp 0, 1, 1416e8f32de5SMark Haverkamp (fib_callback) io_callback, 1417e8f32de5SMark Haverkamp (void *) cmd); 1418e8f32de5SMark Haverkamp } 1419e8f32de5SMark Haverkamp 14209d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1421e8f32de5SMark Haverkamp { 1422e8f32de5SMark Haverkamp u16 fibsize; 1423e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14240b433447SMahesh Rajashekhara long ret; 14250b433447SMahesh Rajashekhara 1426e8f32de5SMark Haverkamp aac_fib_init(fib); 1427e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1428e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1429e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1430e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1431e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1432e8f32de5SMark Haverkamp writecmd->pad = 0; 1433e8f32de5SMark Haverkamp writecmd->flags = 0; 1434e8f32de5SMark Haverkamp 14350b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14360b433447SMahesh Rajashekhara if (ret < 0) 14370b433447SMahesh Rajashekhara return ret; 1438e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1439e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1440e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1441e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1442e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1443e8f32de5SMark Haverkamp /* 1444e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1445e8f32de5SMark Haverkamp */ 1446e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1447e8f32de5SMark Haverkamp fib, 1448e8f32de5SMark Haverkamp fibsize, 1449e8f32de5SMark Haverkamp FsaNormal, 1450e8f32de5SMark Haverkamp 0, 1, 1451e8f32de5SMark Haverkamp (fib_callback) io_callback, 1452e8f32de5SMark Haverkamp (void *) cmd); 1453e8f32de5SMark Haverkamp } 1454e8f32de5SMark Haverkamp 14559d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1456e8f32de5SMark Haverkamp { 1457e8f32de5SMark Haverkamp u16 fibsize; 1458e8f32de5SMark Haverkamp struct aac_write *writecmd; 1459b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14600b433447SMahesh Rajashekhara long ret; 14610b433447SMahesh Rajashekhara 1462e8f32de5SMark Haverkamp aac_fib_init(fib); 1463e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1464e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1465f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1466e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1467b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1468b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1469e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1470e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1471e8f32de5SMark Haverkamp 14720b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14730b433447SMahesh Rajashekhara if (ret < 0) 14740b433447SMahesh Rajashekhara return ret; 1475e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1476e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1477e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1478e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1479e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1480e8f32de5SMark Haverkamp /* 1481e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1482e8f32de5SMark Haverkamp */ 1483e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1484e8f32de5SMark Haverkamp fib, 1485e8f32de5SMark Haverkamp fibsize, 1486e8f32de5SMark Haverkamp FsaNormal, 1487e8f32de5SMark Haverkamp 0, 1, 1488e8f32de5SMark Haverkamp (fib_callback) io_callback, 1489e8f32de5SMark Haverkamp (void *) cmd); 1490e8f32de5SMark Haverkamp } 1491e8f32de5SMark Haverkamp 1492e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1493e8f32de5SMark Haverkamp { 1494e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1495e8f32de5SMark Haverkamp u32 flag; 1496e8f32de5SMark Haverkamp u32 timeout; 1497e8f32de5SMark Haverkamp 1498e8f32de5SMark Haverkamp aac_fib_init(fib); 1499e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1500e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1501e8f32de5SMark Haverkamp flag = SRB_DataOut; 1502e8f32de5SMark Haverkamp break; 1503e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1504e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1505e8f32de5SMark Haverkamp break; 1506e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1507e8f32de5SMark Haverkamp flag = SRB_DataIn; 1508e8f32de5SMark Haverkamp break; 1509e8f32de5SMark Haverkamp case DMA_NONE: 1510e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1511e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1512e8f32de5SMark Haverkamp break; 1513e8f32de5SMark Haverkamp } 1514e8f32de5SMark Haverkamp 1515e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1516e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1517e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1518e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1519e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1520e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1521242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1522e8f32de5SMark Haverkamp if (timeout == 0) 1523e8f32de5SMark Haverkamp timeout = 1; 1524e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1525e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1526e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1527e8f32de5SMark Haverkamp return srbcmd; 1528e8f32de5SMark Haverkamp } 1529e8f32de5SMark Haverkamp 1530ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1531ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1532ab5d129fSRaghava Aditya Renukunta { 1533ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1534ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1535ab5d129fSRaghava Aditya Renukunta int bus, target; 1536ab5d129fSRaghava Aditya Renukunta u64 address; 1537ab5d129fSRaghava Aditya Renukunta 1538ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1539ab5d129fSRaghava Aditya Renukunta 1540ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1541ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1542ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1543ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1544ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1545ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1546ab5d129fSRaghava Aditya Renukunta break; 1547ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1548ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1549ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1550ab5d129fSRaghava Aditya Renukunta break; 1551ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1552ab5d129fSRaghava Aditya Renukunta default: 1553ab5d129fSRaghava Aditya Renukunta break; 1554ab5d129fSRaghava Aditya Renukunta } 1555ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1556ab5d129fSRaghava Aditya Renukunta 1557ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1558ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1559ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1560ab5d129fSRaghava Aditya Renukunta 1561ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1562ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1563ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1564ab5d129fSRaghava Aditya Renukunta 1565ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1566ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1567ab5d129fSRaghava Aditya Renukunta 1568ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1569ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1570ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1571ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1572ab5d129fSRaghava Aditya Renukunta 1573ab5d129fSRaghava Aditya Renukunta return hbacmd; 1574ab5d129fSRaghava Aditya Renukunta } 1575ab5d129fSRaghava Aditya Renukunta 1576e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1577e8f32de5SMark Haverkamp 1578e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1579e8f32de5SMark Haverkamp { 1580e8f32de5SMark Haverkamp u16 fibsize; 1581e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15820b433447SMahesh Rajashekhara long ret; 1583e8f32de5SMark Haverkamp 15840b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15850b433447SMahesh Rajashekhara if (ret < 0) 15860b433447SMahesh Rajashekhara return ret; 1587727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1588e8f32de5SMark Haverkamp 1589e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1590e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1591e8f32de5SMark Haverkamp /* 1592e8f32de5SMark Haverkamp * Build Scatter/Gather list 1593e8f32de5SMark Haverkamp */ 1594e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1595e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1596e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1597e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1598e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1599e8f32de5SMark Haverkamp 1600e8f32de5SMark Haverkamp /* 1601e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1602e8f32de5SMark Haverkamp */ 1603e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1604e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1605e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1606e8f32de5SMark Haverkamp (void *) cmd); 1607e8f32de5SMark Haverkamp } 1608e8f32de5SMark Haverkamp 1609e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1610e8f32de5SMark Haverkamp { 1611e8f32de5SMark Haverkamp u16 fibsize; 1612e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16130b433447SMahesh Rajashekhara long ret; 1614e8f32de5SMark Haverkamp 16150b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16160b433447SMahesh Rajashekhara if (ret < 0) 16170b433447SMahesh Rajashekhara return ret; 1618727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1619e8f32de5SMark Haverkamp 1620e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1621e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1622e8f32de5SMark Haverkamp /* 1623e8f32de5SMark Haverkamp * Build Scatter/Gather list 1624e8f32de5SMark Haverkamp */ 1625e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1626e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1627e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1628e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1629e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1630e8f32de5SMark Haverkamp 1631e8f32de5SMark Haverkamp /* 1632e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1633e8f32de5SMark Haverkamp */ 1634e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1635e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1636e8f32de5SMark Haverkamp } 1637e8f32de5SMark Haverkamp 163894cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 163994cf6ba1SSalyzyn, Mark { 1640d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 164194cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 164294cf6ba1SSalyzyn, Mark return FAILED; 164394cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 164494cf6ba1SSalyzyn, Mark } 164594cf6ba1SSalyzyn, Mark 1646ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1647ab5d129fSRaghava Aditya Renukunta { 1648ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1649ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1650ab5d129fSRaghava Aditya Renukunta long ret; 1651ab5d129fSRaghava Aditya Renukunta 1652ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1653ab5d129fSRaghava Aditya Renukunta 1654ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1655ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1656ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1657ab5d129fSRaghava Aditya Renukunta return ret; 1658ab5d129fSRaghava Aditya Renukunta 1659ab5d129fSRaghava Aditya Renukunta /* 1660ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1661ab5d129fSRaghava Aditya Renukunta */ 1662ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1663ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1664ab5d129fSRaghava Aditya Renukunta 1665ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1666ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1667ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1668ab5d129fSRaghava Aditya Renukunta } 1669ab5d129fSRaghava Aditya Renukunta 16708fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16718fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 167271a91ca4SRaghava Aditya Renukunta { 167371a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 167471a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16758fb39182SRaghava Aditya Renukunta int rcode; 16768fb39182SRaghava Aditya Renukunta int fibsize; 16778fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16788fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16798fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16808fb39182SRaghava Aditya Renukunta u32 vbus; 16818fb39182SRaghava Aditya Renukunta u32 vid; 168271a91ca4SRaghava Aditya Renukunta 16838fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16848fb39182SRaghava Aditya Renukunta return 0; 1685ab5d129fSRaghava Aditya Renukunta 16868fb39182SRaghava Aditya Renukunta /* allocate FIB */ 168771a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 168871a91ca4SRaghava Aditya Renukunta if (!fibptr) 16898fb39182SRaghava Aditya Renukunta return -ENOMEM; 169071a91ca4SRaghava Aditya Renukunta 169171a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16928fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16938fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 169471a91ca4SRaghava Aditya Renukunta 16958fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16968fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16978fb39182SRaghava Aditya Renukunta 16988fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16998fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 17008fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 17018fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 17028fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 17038fb39182SRaghava Aditya Renukunta goto fib_error; 17048fb39182SRaghava Aditya Renukunta } 17058fb39182SRaghava Aditya Renukunta 17068fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 17078fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 17088fb39182SRaghava Aditya Renukunta 17098fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 17108fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 17118fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 17128fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17138fb39182SRaghava Aditya Renukunta 17148fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17158fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17168fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17178fb39182SRaghava Aditya Renukunta srb->lun = 0; 17188fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17198fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17208fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17218fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17228fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17238fb39182SRaghava Aditya Renukunta 17248fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17258fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17268fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17278fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17288fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17298fb39182SRaghava Aditya Renukunta 17308fb39182SRaghava Aditya Renukunta /* 17318fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17328fb39182SRaghava Aditya Renukunta */ 17338fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17348fb39182SRaghava Aditya Renukunta 17358fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17368fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17378fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17388fb39182SRaghava Aditya Renukunta 17398fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17408fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17418fb39182SRaghava Aditya Renukunta 17428fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17438fb39182SRaghava Aditya Renukunta goto bmic_error; 17448fb39182SRaghava Aditya Renukunta 17458fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17468fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17478fb39182SRaghava Aditya Renukunta 17488fb39182SRaghava Aditya Renukunta bmic_error: 17498fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17508fb39182SRaghava Aditya Renukunta fib_error: 17518fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17528fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17538fb39182SRaghava Aditya Renukunta return rcode; 17548fb39182SRaghava Aditya Renukunta } 17558fb39182SRaghava Aditya Renukunta 17568fb39182SRaghava Aditya Renukunta static int aac_issue_bmic_identify(struct aac_dev *dev, u32 bus, u32 target) 17578fb39182SRaghava Aditya Renukunta { 17588fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 17598fb39182SRaghava Aditya Renukunta u16 datasize; 17608fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17618fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 17628fb39182SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17638fb39182SRaghava Aditya Renukunta 17648fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 17658fb39182SRaghava Aditya Renukunta identify_resp = kmalloc(datasize, GFP_KERNEL); 17668fb39182SRaghava Aditya Renukunta if (!identify_resp) 17678fb39182SRaghava Aditya Renukunta goto out; 17688fb39182SRaghava Aditya Renukunta 17698fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17708fb39182SRaghava Aditya Renukunta 17718fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 177271a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 177371a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 177471a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 177571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 177671a91ca4SRaghava Aditya Renukunta 17778fb39182SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_resp, datasize); 17788fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17798fb39182SRaghava Aditya Renukunta goto out; 178071a91ca4SRaghava Aditya Renukunta 178171a91ca4SRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 178271a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 32) 178371a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 178471a91ca4SRaghava Aditya Renukunta else 178571a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 178671a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 178771a91ca4SRaghava Aditya Renukunta 17888fb39182SRaghava Aditya Renukunta kfree(identify_resp); 178971a91ca4SRaghava Aditya Renukunta out: 179071a91ca4SRaghava Aditya Renukunta return rcode; 179171a91ca4SRaghava Aditya Renukunta } 179271a91ca4SRaghava Aditya Renukunta 1793c83b11e3SRaghava Aditya Renukunta /** 1794c83b11e3SRaghava Aditya Renukunta * aac_update hba_map()- update current hba map with data from FW 1795c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1796c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1797c83b11e3SRaghava Aditya Renukunta * 1798c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1799c83b11e3SRaghava Aditya Renukunta */ 1800c83b11e3SRaghava Aditya Renukunta void aac_update_hba_map(struct aac_dev *dev, 18016223a39fSRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns, int rescan) 1802c83b11e3SRaghava Aditya Renukunta { 1803c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1804c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1805c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1806c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1807c83b11e3SRaghava Aditya Renukunta u8 devtype; 1808c83b11e3SRaghava Aditya Renukunta 1809c83b11e3SRaghava Aditya Renukunta lun_count = ((phys_luns->list_length[0] << 24) 1810c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[1] << 16) 1811c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[2] << 8) 1812c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[3])) / 24; 1813c83b11e3SRaghava Aditya Renukunta 1814c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1815c83b11e3SRaghava Aditya Renukunta 1816c83b11e3SRaghava Aditya Renukunta bus = phys_luns->lun[i].level2[1] & 0x3f; 1817c83b11e3SRaghava Aditya Renukunta target = phys_luns->lun[i].level2[0]; 1818c83b11e3SRaghava Aditya Renukunta expose_flag = phys_luns->lun[i].bus >> 6; 1819c83b11e3SRaghava Aditya Renukunta attribs = phys_luns->lun[i].node_ident[9]; 1820c83b11e3SRaghava Aditya Renukunta nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); 1821c83b11e3SRaghava Aditya Renukunta 1822c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1823c83b11e3SRaghava Aditya Renukunta continue; 1824c83b11e3SRaghava Aditya Renukunta 1825c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1826c83b11e3SRaghava Aditya Renukunta 1827c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1828c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1829c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1830c83b11e3SRaghava Aditya Renukunta } 1831c83b11e3SRaghava Aditya Renukunta 1832c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1833c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1834c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1835c83b11e3SRaghava Aditya Renukunta nexus; 1836c83b11e3SRaghava Aditya Renukunta } else 1837c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1838c83b11e3SRaghava Aditya Renukunta 1839c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1840c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1841c83b11e3SRaghava Aditya Renukunta 184271a91ca4SRaghava Aditya Renukunta if (aac_issue_bmic_identify(dev, bus, target) < 0) 184371a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 184471a91ca4SRaghava Aditya Renukunta 1845c83b11e3SRaghava Aditya Renukunta update_devtype: 18466223a39fSRaghava Aditya Renukunta if (rescan == AAC_INIT) 1847c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 18486223a39fSRaghava Aditya Renukunta else 18496223a39fSRaghava Aditya Renukunta dev->hba_map[bus][target].new_devtype = devtype; 1850c83b11e3SRaghava Aditya Renukunta } 1851c83b11e3SRaghava Aditya Renukunta } 1852c83b11e3SRaghava Aditya Renukunta 1853c83b11e3SRaghava Aditya Renukunta /** 1854c83b11e3SRaghava Aditya Renukunta * aac_report_phys_luns() Process topology change 1855c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 18565480aa18SRaghava Aditya Renukunta * @rescan: Indicates rescan 1857c83b11e3SRaghava Aditya Renukunta * 1858c83b11e3SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1859c83b11e3SRaghava Aditya Renukunta * the current hba_map. 1860c83b11e3SRaghava Aditya Renukunta */ 18615480aa18SRaghava Aditya Renukunta int aac_report_phys_luns(struct aac_dev *dev, int rescan) 1862c83b11e3SRaghava Aditya Renukunta { 18635480aa18SRaghava Aditya Renukunta int rcode = -ENOMEM; 18645480aa18SRaghava Aditya Renukunta int datasize; 1865c83b11e3SRaghava Aditya Renukunta struct aac_srb *srbcmd; 18665480aa18SRaghava Aditya Renukunta struct aac_srb_unit srbu; 18675480aa18SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1868c83b11e3SRaghava Aditya Renukunta 18695480aa18SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 18705480aa18SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 18715480aa18SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 18725480aa18SRaghava Aditya Renukunta if (phys_luns == NULL) 1873c83b11e3SRaghava Aditya Renukunta goto err_out; 1874c83b11e3SRaghava Aditya Renukunta 18755480aa18SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1876c83b11e3SRaghava Aditya Renukunta 18775480aa18SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1878c83b11e3SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1879c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1880c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1881c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1882c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1883c83b11e3SRaghava Aditya Renukunta 18845480aa18SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 18855480aa18SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 18865480aa18SRaghava Aditya Renukunta goto err_out; 1887c83b11e3SRaghava Aditya Renukunta 1888c83b11e3SRaghava Aditya Renukunta /* analyse data */ 1889c83b11e3SRaghava Aditya Renukunta if (rcode >= 0 && phys_luns->resp_flag == 2) { 1890c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 18916223a39fSRaghava Aditya Renukunta aac_update_hba_map(dev, phys_luns, rescan); 1892c83b11e3SRaghava Aditya Renukunta } 1893c83b11e3SRaghava Aditya Renukunta 18945480aa18SRaghava Aditya Renukunta kfree(phys_luns); 1895c83b11e3SRaghava Aditya Renukunta err_out: 1896c83b11e3SRaghava Aditya Renukunta return rcode; 1897c83b11e3SRaghava Aditya Renukunta } 1898c83b11e3SRaghava Aditya Renukunta 18991da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 19001da177e4SLinus Torvalds { 19011da177e4SLinus Torvalds struct fib* fibptr; 19021da177e4SLinus Torvalds int rcode; 1903c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 19047c00ffa3SMark Haverkamp struct aac_adapter_info *info; 190584971738SMark Haverkamp struct aac_bus_info *command; 190684971738SMark Haverkamp struct aac_bus_info_response *bus_info; 19077c00ffa3SMark Haverkamp 1908bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 19091da177e4SLinus Torvalds return -ENOMEM; 19101da177e4SLinus Torvalds 1911bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 19121da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 19137c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 19141da177e4SLinus Torvalds 1915bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 19161da177e4SLinus Torvalds fibptr, 19177c00ffa3SMark Haverkamp sizeof(*info), 19181da177e4SLinus Torvalds FsaNormal, 19199203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 19201da177e4SLinus Torvalds NULL, 19211da177e4SLinus Torvalds NULL); 19221da177e4SLinus Torvalds 19237c00ffa3SMark Haverkamp if (rcode < 0) { 1924cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1925cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1926cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1927bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1928bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1929cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 19307c00ffa3SMark Haverkamp return rcode; 19317c00ffa3SMark Haverkamp } 19327c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 19337c00ffa3SMark Haverkamp 19341c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 19357c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 193606a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 19377c00ffa3SMark Haverkamp 1938bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 19397c00ffa3SMark Haverkamp 194006a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 19417c00ffa3SMark Haverkamp 194206a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 19437c00ffa3SMark Haverkamp 1944bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 19457c00ffa3SMark Haverkamp fibptr, 194606a43d17SSalyzyn, Mark sizeof(*sinfo), 19477c00ffa3SMark Haverkamp FsaNormal, 19487c00ffa3SMark Haverkamp 1, 1, 19497c00ffa3SMark Haverkamp NULL, 19507c00ffa3SMark Haverkamp NULL); 19517c00ffa3SMark Haverkamp 19527c00ffa3SMark Haverkamp if (rcode >= 0) 195306a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1954cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1955cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1956cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1957cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1958cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1959cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 19607c00ffa3SMark Haverkamp } 19611da177e4SLinus Torvalds 1962c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 1963c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 196471a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 1965c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 196671a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 196771a91ca4SRaghava Aditya Renukunta } 1968c83b11e3SRaghava Aditya Renukunta } 196984971738SMark Haverkamp 197084971738SMark Haverkamp /* 197184971738SMark Haverkamp * GetBusInfo 197284971738SMark Haverkamp */ 197384971738SMark Haverkamp 1974bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 197584971738SMark Haverkamp 197684971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 197784971738SMark Haverkamp 197884971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 197984971738SMark Haverkamp 198084971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 198184971738SMark Haverkamp 198284971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 198384971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 198484971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 198584971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 198684971738SMark Haverkamp 1987bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 198884971738SMark Haverkamp fibptr, 198984971738SMark Haverkamp sizeof (*bus_info), 199084971738SMark Haverkamp FsaNormal, 199184971738SMark Haverkamp 1, 1, 199284971738SMark Haverkamp NULL, NULL); 199384971738SMark Haverkamp 199494cf6ba1SSalyzyn, Mark /* reasoned default */ 199594cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 199684971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 199784971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 199884971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 199984971738SMark Haverkamp } 200084971738SMark Haverkamp 2001c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 20021c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus != 0xffff) { 2003c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 20045480aa18SRaghava Aditya Renukunta rcode = aac_report_phys_luns(dev, AAC_INIT); 2005c83b11e3SRaghava Aditya Renukunta } 2006c83b11e3SRaghava Aditya Renukunta 20078c867b25SMark Haverkamp if (!dev->in_reset) { 200824f02e1dSSalyzyn, Mark char buffer[16]; 20091da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 20107c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 20111da177e4SLinus Torvalds dev->name, 20121da177e4SLinus Torvalds dev->id, 20131da177e4SLinus Torvalds tmp>>24, 20141da177e4SLinus Torvalds (tmp>>16)&0xff, 20151da177e4SLinus Torvalds tmp&0xff, 20167c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 20171c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 20181c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 20191da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 20201da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 20211da177e4SLinus Torvalds dev->name, dev->id, 20221da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 20231da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 20241da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 20251da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 20261da177e4SLinus Torvalds dev->name, dev->id, 20271da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 20281da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 202924f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2030ee959b00STony Jones if (aac_get_serial_number( 203124f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 203224f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 203324f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 20341c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2035a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2036a45c863fSSalyzyn, Mark dev->name, dev->id, 20371c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 20381c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 20391c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2040a45c863fSSalyzyn, Mark } 20412f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 20421c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2043a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 204429c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 204529c97684SSalyzyn, Mark dev->name, dev->id); 204629c97684SSalyzyn, Mark } 20478c867b25SMark Haverkamp } 20481da177e4SLinus Torvalds 204995e852e1SSalyzyn, Mark dev->cache_protected = 0; 20501c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2051cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 20521da177e4SLinus Torvalds dev->nondasd_support = 0; 20531da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 205495e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 20551da177e4SLinus Torvalds dev->nondasd_support = 1; 20561da177e4SLinus Torvalds 20571da177e4SLinus Torvalds /* 20581da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 20591da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 20601da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 20611da177e4SLinus Torvalds * additional changes changes will have to be made to support 20621da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 20631da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 20641da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 20651da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 20661da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 20671da177e4SLinus Torvalds */ 20681da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 20691da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 20701da177e4SLinus Torvalds dev->nondasd_support = 1; 20711da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 20721da177e4SLinus Torvalds } 20731da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 20741da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 20751da177e4SLinus Torvalds dev->name, dev->id); 20761da177e4SLinus Torvalds 207795e852e1SSalyzyn, Mark if (nondasd != -1) 20781da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 20792f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 20801da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 20811da177e4SLinus Torvalds 2082e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2083d8e96507SLeubner, Achim dev->needs_dac = 1; 20841da177e4SLinus Torvalds dev->dac_support = 0; 2085d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2086d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 20872f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20882f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 20892f7ecc55SSalyzyn, Mark dev->name, dev->id); 20901da177e4SLinus Torvalds dev->dac_support = 1; 20911da177e4SLinus Torvalds } 20921da177e4SLinus Torvalds 20931da177e4SLinus Torvalds if(dacmode != -1) { 20941da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 20951da177e4SLinus Torvalds } 2096d8e96507SLeubner, Achim 2097d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2098d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2099d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2100d8e96507SLeubner, Achim dev->nondasd_support = 0; 2101d8e96507SLeubner, Achim dev->jbod = 0; 2102d8e96507SLeubner, Achim expose_physicals = 0; 2103d8e96507SLeubner, Achim } 2104d8e96507SLeubner, Achim 21058105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 21068105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 21072f7ecc55SSalyzyn, Mark if (!dev->in_reset) 21088105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 21098105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 21108105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 21111da177e4SLinus Torvalds dev->dac_support = 0; 21121da177e4SLinus Torvalds } else { 21138105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 21141da177e4SLinus Torvalds rcode = -ENOMEM; 21151da177e4SLinus Torvalds } 21161da177e4SLinus Torvalds } 21177c00ffa3SMark Haverkamp /* 2118e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2119e8f32de5SMark Haverkamp * interface. 21207c00ffa3SMark Haverkamp */ 2121e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 212294cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 212394cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 212494cf6ba1SSalyzyn, Mark : aac_scsi_64) 2125e8f32de5SMark Haverkamp : aac_scsi_32; 2126e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2127e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2128e8f32de5SMark Haverkamp ? aac_bounds_64 2129e8f32de5SMark Haverkamp : aac_bounds_32; 2130e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2131e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2132e8f32de5SMark Haverkamp } else { 2133e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 21347c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 21357c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 213663a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 213763a70eeaSMark Haverkamp sizeof(struct sgentry); 21387c00ffa3SMark Haverkamp if (dev->dac_support) { 2139e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2140e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 21417c00ffa3SMark Haverkamp /* 21427c00ffa3SMark Haverkamp * 38 scatter gather elements 21437c00ffa3SMark Haverkamp */ 21447c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 21457c00ffa3SMark Haverkamp (dev->max_fib_size - 21467c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 21477c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 214863a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 214963a70eeaSMark Haverkamp sizeof(struct sgentry64); 2150e8f32de5SMark Haverkamp } else { 2151e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2152e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 21537c00ffa3SMark Haverkamp } 21547c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 21557c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 21567c00ffa3SMark Haverkamp /* 21577c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 21587c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 21597c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 21607c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 21617c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 21627c00ffa3SMark Haverkamp * element. 21637c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 21647c00ffa3SMark Haverkamp */ 21657c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 21667c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 21677c00ffa3SMark Haverkamp } 21680e68c003SMark Haverkamp } 2169ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2170ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2171ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2172ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2173ab5d129fSRaghava Aditya Renukunta 2174cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2175cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2176bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2177bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2178cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 21791da177e4SLinus Torvalds 21801da177e4SLinus Torvalds return rcode; 21811da177e4SLinus Torvalds } 21821da177e4SLinus Torvalds 21831da177e4SLinus Torvalds 2184e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 21851da177e4SLinus Torvalds { 21861da177e4SLinus Torvalds struct aac_dev *dev; 21871da177e4SLinus Torvalds struct aac_read_reply *readreply; 21881da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21891da177e4SLinus Torvalds u32 cid; 21901da177e4SLinus Torvalds 21911da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 21921da177e4SLinus Torvalds 219303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 219403d44337SMark Haverkamp return; 219503d44337SMark Haverkamp 21961a655040SSalyzyn, Mark dev = fibptr->dev; 2197e5718774SMark Haverkamp cid = scmd_id(scsicmd); 21981da177e4SLinus Torvalds 21997a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 22007a8cf29dSMark Haverkamp u64 lba; 22017a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 22027a8cf29dSMark Haverkamp case WRITE_6: 22037a8cf29dSMark Haverkamp case READ_6: 22047a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 22057a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 22067a8cf29dSMark Haverkamp break; 22077a8cf29dSMark Haverkamp case WRITE_16: 22087a8cf29dSMark Haverkamp case READ_16: 22097a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 22107a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 22117a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 22127a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 22137a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 22147a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 22157a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 22167a8cf29dSMark Haverkamp break; 22177a8cf29dSMark Haverkamp case WRITE_12: 22187a8cf29dSMark Haverkamp case READ_12: 22197a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22207a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22217a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22227a8cf29dSMark Haverkamp break; 22237a8cf29dSMark Haverkamp default: 22247a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22257a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22267a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22277a8cf29dSMark Haverkamp break; 22287a8cf29dSMark Haverkamp } 22297a8cf29dSMark Haverkamp printk(KERN_DEBUG 22307a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 22317a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 22327a8cf29dSMark Haverkamp } 22331da177e4SLinus Torvalds 2234125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 22351da177e4SLinus Torvalds 2236727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2237727eead6SFUJITA Tomonori 22381da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2239655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2240655d722cSMark Salyzyn case ST_OK: 2241655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2242655d722cSMark Salyzyn SAM_STAT_GOOD; 2243655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2244655d722cSMark Salyzyn break; 2245655d722cSMark Salyzyn case ST_NOT_READY: 2246655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2247655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2248655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2249655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2250655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2251655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2252655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2253655d722cSMark Salyzyn break; 2254f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2255f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2256f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2257f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2258f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2259f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2260f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2261f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2262f956a669SRaghava Aditya Renukunta break; 2263655d722cSMark Salyzyn default: 22647c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2265e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 22661da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 22677c00ffa3SMark Haverkamp #endif 2268655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2269655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 22708e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22718e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 22728e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 22731da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22743ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 22753ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2276655d722cSMark Salyzyn break; 22771da177e4SLinus Torvalds } 2278bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 22791da177e4SLinus Torvalds 22808e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22811da177e4SLinus Torvalds } 22821da177e4SLinus Torvalds 22839e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 22841da177e4SLinus Torvalds { 22857a8cf29dSMark Haverkamp u64 lba; 22861da177e4SLinus Torvalds u32 count; 22871da177e4SLinus Torvalds int status; 22881da177e4SLinus Torvalds struct aac_dev *dev; 22891da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2290da3cc679SRajashekhara, Mahesh int cid; 22911da177e4SLinus Torvalds 22921da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22931da177e4SLinus Torvalds /* 22941da177e4SLinus Torvalds * Get block address and transfer length 22951da177e4SLinus Torvalds */ 22967a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 22977a8cf29dSMark Haverkamp case READ_6: 22989e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 22991da177e4SLinus Torvalds 23007a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23017a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23021da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 23031da177e4SLinus Torvalds 23041da177e4SLinus Torvalds if (count == 0) 23051da177e4SLinus Torvalds count = 256; 23067a8cf29dSMark Haverkamp break; 23077a8cf29dSMark Haverkamp case READ_16: 23089e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 23097a8cf29dSMark Haverkamp 23107a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23117a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23127a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23137a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23147a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23157a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23167a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23177a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 23187a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 23197a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 23207a8cf29dSMark Haverkamp break; 23217a8cf29dSMark Haverkamp case READ_12: 23229e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 23237a8cf29dSMark Haverkamp 23247a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23257a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23267a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23277a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 23287a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23297a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23307a8cf29dSMark Haverkamp break; 23317a8cf29dSMark Haverkamp default: 23329e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 23331da177e4SLinus Torvalds 23347a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23357a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23367a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23371da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 23387a8cf29dSMark Haverkamp break; 23391da177e4SLinus Torvalds } 2340da3cc679SRajashekhara, Mahesh 2341da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2342da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2343da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2344da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2345da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2346da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2347da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2348da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2349da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2350da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2351da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2352da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2353da3cc679SRajashekhara, Mahesh return 1; 2354da3cc679SRajashekhara, Mahesh } 2355da3cc679SRajashekhara, Mahesh 23567a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 23577c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2358e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 23597a8cf29dSMark Haverkamp return 0; 23601da177e4SLinus Torvalds /* 23611da177e4SLinus Torvalds * Alocate and initialize a Fib 23621da177e4SLinus Torvalds */ 23636bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 23641ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2365e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 23661da177e4SLinus Torvalds 23671da177e4SLinus Torvalds /* 23681da177e4SLinus Torvalds * Check that the command queued to the controller 23691da177e4SLinus Torvalds */ 23701ae948faSBrian King if (status == -EINPROGRESS) 23711da177e4SLinus Torvalds return 0; 23721da177e4SLinus Torvalds 2373bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 23741da177e4SLinus Torvalds /* 23751da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 23761da177e4SLinus Torvalds */ 23771da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 23788e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2379bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2380bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23811da177e4SLinus Torvalds return 0; 23821da177e4SLinus Torvalds } 23831da177e4SLinus Torvalds 23849e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 23851da177e4SLinus Torvalds { 23867a8cf29dSMark Haverkamp u64 lba; 23871da177e4SLinus Torvalds u32 count; 23889d399cc7SSalyzyn, Mark int fua; 23891da177e4SLinus Torvalds int status; 23901da177e4SLinus Torvalds struct aac_dev *dev; 23911da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2392da3cc679SRajashekhara, Mahesh int cid; 23931da177e4SLinus Torvalds 23941da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23951da177e4SLinus Torvalds /* 23961da177e4SLinus Torvalds * Get block address and transfer length 23971da177e4SLinus Torvalds */ 23981da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 23991da177e4SLinus Torvalds { 24001da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24011da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24021da177e4SLinus Torvalds if (count == 0) 24031da177e4SLinus Torvalds count = 256; 24049d399cc7SSalyzyn, Mark fua = 0; 24057a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 24069e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 24077a8cf29dSMark Haverkamp 24087a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24097a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24107a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24117a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24127a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24137a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24147a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24157a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 24167a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24179d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24187a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 24199e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 24207a8cf29dSMark Haverkamp 24217a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 24227a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24237a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 24247a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24259d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24261da177e4SLinus Torvalds } else { 24279e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 24287a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24291da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24309d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24311da177e4SLinus Torvalds } 2432da3cc679SRajashekhara, Mahesh 2433da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2434da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2435da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2436da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2437da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2438da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2439da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2440da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2441da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2442da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2443da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2444da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2445da3cc679SRajashekhara, Mahesh return 1; 2446da3cc679SRajashekhara, Mahesh } 2447da3cc679SRajashekhara, Mahesh 24487a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 24491da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2450e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24517a8cf29dSMark Haverkamp return 0; 24521da177e4SLinus Torvalds /* 24531da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 24541da177e4SLinus Torvalds */ 24556bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24561ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 24579d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 24581da177e4SLinus Torvalds 24591da177e4SLinus Torvalds /* 24601da177e4SLinus Torvalds * Check that the command queued to the controller 24611da177e4SLinus Torvalds */ 24621ae948faSBrian King if (status == -EINPROGRESS) 24631da177e4SLinus Torvalds return 0; 24641da177e4SLinus Torvalds 2465bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 24661da177e4SLinus Torvalds /* 24671da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24681da177e4SLinus Torvalds */ 24691da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 24708e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24711da177e4SLinus Torvalds 2472bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2473bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24741da177e4SLinus Torvalds return 0; 24751da177e4SLinus Torvalds } 24761da177e4SLinus Torvalds 24771da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 24781da177e4SLinus Torvalds { 24791da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 24801da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24811da177e4SLinus Torvalds 24821da177e4SLinus Torvalds cmd = context; 24831da177e4SLinus Torvalds 248403d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 248503d44337SMark Haverkamp return; 248603d44337SMark Haverkamp 24871da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 24881da177e4SLinus Torvalds smp_processor_id(), jiffies)); 24891da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 24901da177e4SLinus Torvalds 24911da177e4SLinus Torvalds 24921da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 24931da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 24941da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24951da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24961da177e4SLinus Torvalds else { 24971da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 24981a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2499e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 25001da177e4SLinus Torvalds printk(KERN_WARNING 25011da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 25021da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 25031da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 25041da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 25058e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 25068e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 25078e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 25081da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2509b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2510b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 25111da177e4SLinus Torvalds } 25121da177e4SLinus Torvalds 2513bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2514bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 25158e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 25161da177e4SLinus Torvalds } 25171da177e4SLinus Torvalds 25189e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 25191da177e4SLinus Torvalds { 25201da177e4SLinus Torvalds int status; 25211da177e4SLinus Torvalds struct fib *cmd_fibcontext; 25221da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 25231da177e4SLinus Torvalds struct scsi_cmnd *cmd; 25241da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 25251da177e4SLinus Torvalds int active = 0; 252690ee3466SMark Haverkamp struct aac_dev *aac; 2527b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2528b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2529b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25301da177e4SLinus Torvalds unsigned long flags; 25311da177e4SLinus Torvalds 25321da177e4SLinus Torvalds /* 253377d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 253477d644d4SMark Haverkamp * specific target (block). 25351da177e4SLinus Torvalds */ 25361da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 25371da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2538b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2539b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2540b90f90d2SSalyzyn, Mark u32 cmnd_count; 2541b90f90d2SSalyzyn, Mark 2542b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2543b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2544b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2545b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2546b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2547b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2548b90f90d2SSalyzyn, Mark cmnd_count = 256; 2549b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2550b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2551b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2552b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2553b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2554b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2555b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2556b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2557b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2558b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2559b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2560b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2561b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2562b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2563b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2564b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2565b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2566b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2567b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2568b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2569b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2570b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2571b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2572b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2573b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2574b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2575b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2576b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2577b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2578b90f90d2SSalyzyn, Mark } else 2579b90f90d2SSalyzyn, Mark continue; 2580b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2581b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2582b90f90d2SSalyzyn, Mark continue; 25831da177e4SLinus Torvalds ++active; 25841da177e4SLinus Torvalds break; 25851da177e4SLinus Torvalds } 25861da177e4SLinus Torvalds 25871da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 25881da177e4SLinus Torvalds 25891da177e4SLinus Torvalds /* 25901da177e4SLinus Torvalds * Yield the processor (requeue for later) 25911da177e4SLinus Torvalds */ 25921da177e4SLinus Torvalds if (active) 25931da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 25941da177e4SLinus Torvalds 2595f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 25968c867b25SMark Haverkamp if (aac->in_reset) 25978c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 25988c867b25SMark Haverkamp 25991da177e4SLinus Torvalds /* 26007c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26011da177e4SLinus Torvalds */ 260290ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 26031da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26041da177e4SLinus Torvalds 2605bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26061da177e4SLinus Torvalds 26071da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26081da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26091da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26109e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26111da177e4SLinus Torvalds synchronizecmd->count = 26121da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 26131ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26141da177e4SLinus Torvalds 26151da177e4SLinus Torvalds /* 26161da177e4SLinus Torvalds * Now send the Fib to the adapter 26171da177e4SLinus Torvalds */ 2618bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26191da177e4SLinus Torvalds cmd_fibcontext, 26201da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26211da177e4SLinus Torvalds FsaNormal, 26221da177e4SLinus Torvalds 0, 1, 26231da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26241da177e4SLinus Torvalds (void *)scsicmd); 26251da177e4SLinus Torvalds 26261da177e4SLinus Torvalds /* 26271da177e4SLinus Torvalds * Check that the command queued to the controller 26281da177e4SLinus Torvalds */ 26291ae948faSBrian King if (status == -EINPROGRESS) 26301da177e4SLinus Torvalds return 0; 26311da177e4SLinus Torvalds 26321da177e4SLinus Torvalds printk(KERN_WARNING 2633bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2634bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2635bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26361da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26371da177e4SLinus Torvalds } 26381da177e4SLinus Torvalds 2639655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2640655d722cSMark Salyzyn { 2641655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2642655d722cSMark Salyzyn 2643655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2644655d722cSMark Salyzyn return; 2645655d722cSMark Salyzyn 2646655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2647655d722cSMark Salyzyn 2648655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2649655d722cSMark Salyzyn 2650655d722cSMark Salyzyn aac_fib_complete(fibptr); 2651655d722cSMark Salyzyn aac_fib_free(fibptr); 2652655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2653655d722cSMark Salyzyn } 2654655d722cSMark Salyzyn 2655655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2656655d722cSMark Salyzyn { 2657655d722cSMark Salyzyn int status; 2658655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2659655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2660655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2661655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2662655d722cSMark Salyzyn 26631c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2664655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2665655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2666655d722cSMark Salyzyn SAM_STAT_GOOD; 2667655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2668655d722cSMark Salyzyn return 0; 2669655d722cSMark Salyzyn } 2670655d722cSMark Salyzyn 2671655d722cSMark Salyzyn if (aac->in_reset) 2672655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2673655d722cSMark Salyzyn 2674655d722cSMark Salyzyn /* 2675655d722cSMark Salyzyn * Allocate and initialize a Fib 2676655d722cSMark Salyzyn */ 26776bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2678655d722cSMark Salyzyn 2679655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2680655d722cSMark Salyzyn 2681655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2682655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2683655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2684655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2685655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2686655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2687655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2688655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2689655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 26901ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2691655d722cSMark Salyzyn 2692655d722cSMark Salyzyn /* 2693655d722cSMark Salyzyn * Now send the Fib to the adapter 2694655d722cSMark Salyzyn */ 2695655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2696655d722cSMark Salyzyn cmd_fibcontext, 2697655d722cSMark Salyzyn sizeof(struct aac_power_management), 2698655d722cSMark Salyzyn FsaNormal, 2699655d722cSMark Salyzyn 0, 1, 2700655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2701655d722cSMark Salyzyn (void *)scsicmd); 2702655d722cSMark Salyzyn 2703655d722cSMark Salyzyn /* 2704655d722cSMark Salyzyn * Check that the command queued to the controller 2705655d722cSMark Salyzyn */ 27061ae948faSBrian King if (status == -EINPROGRESS) 2707655d722cSMark Salyzyn return 0; 2708655d722cSMark Salyzyn 2709655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2710655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2711655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2712655d722cSMark Salyzyn } 2713655d722cSMark Salyzyn 27141da177e4SLinus Torvalds /** 27151da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27161da177e4SLinus Torvalds * @scsicmd: SCSI command block 27171da177e4SLinus Torvalds * 27181da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27191da177e4SLinus Torvalds * aacraid firmware. 27201da177e4SLinus Torvalds */ 27211da177e4SLinus Torvalds 27221da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27231da177e4SLinus Torvalds { 2724ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27251da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27261da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27271da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27281da177e4SLinus Torvalds 272990ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 273090ee3466SMark Haverkamp return -1; 27311da177e4SLinus Torvalds /* 27321da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27331da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27341da177e4SLinus Torvalds * itself. 27351da177e4SLinus Torvalds */ 27361a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27371a655040SSalyzyn, Mark if (cid != host->this_id) { 27381a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27391a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2740e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27411da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2742c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27431da177e4SLinus Torvalds } 27441da177e4SLinus Torvalds 27451da177e4SLinus Torvalds /* 27461da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27471da177e4SLinus Torvalds * been newly created 27481da177e4SLinus Torvalds */ 2749655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2750655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2751655d722cSMark Salyzyn NOT_READY)) { 27521da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2753eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27547a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27557a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27567a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 27577a8cf29dSMark Haverkamp break; 27581da177e4SLinus Torvalds case INQUIRY: 27591da177e4SLinus Torvalds case READ_CAPACITY: 27601da177e4SLinus Torvalds case TEST_UNIT_READY: 27618c867b25SMark Haverkamp if (dev->in_reset) 27628c867b25SMark Haverkamp return -1; 2763fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2764fe76df42SMark Haverkamp aac_probe_container_callback2); 27651da177e4SLinus Torvalds default: 27661da177e4SLinus Torvalds break; 27671da177e4SLinus Torvalds } 27681da177e4SLinus Torvalds } 27691da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2770ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2771ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2772ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2773ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2774ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2775ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2776ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2777ab5d129fSRaghava Aditya Renukunta } 2778ab5d129fSRaghava Aditya Renukunta } 2779ab5d129fSRaghava Aditya Renukunta 2780ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2781ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2782ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2783ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2784ab5d129fSRaghava Aditya Renukunta return -1; 2785ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2786ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2787cb1042f2SSalyzyn, Mark dev->jbod) { 27888c867b25SMark Haverkamp if (dev->in_reset) 27898c867b25SMark Haverkamp return -1; 27901da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 27911da177e4SLinus Torvalds } else { 27921da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2793c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27941da177e4SLinus Torvalds } 27951da177e4SLinus Torvalds } 27961da177e4SLinus Torvalds } 27971da177e4SLinus Torvalds /* 27981da177e4SLinus Torvalds * else Command for the controller itself 27991da177e4SLinus Torvalds */ 28001da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28011da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28021da177e4SLinus Torvalds { 28031da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 28041da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 28058e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28068e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28078e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28081da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28093ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28103ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2811c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28121da177e4SLinus Torvalds } 28131da177e4SLinus Torvalds 28141da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2815c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2816c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2817c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2818c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2819c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2820c4e2fbcaSRaghava Aditya Renukunta return -1; 2821c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2822c4e2fbcaSRaghava Aditya Renukunta 2823c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2824c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2825c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2826c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2827c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2828c4e2fbcaSRaghava Aditya Renukunta return -1; 2829c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2830c4e2fbcaSRaghava Aditya Renukunta 2831c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2832c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2833c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2834c4e2fbcaSRaghava Aditya Renukunta break; 2835c4e2fbcaSRaghava Aditya Renukunta } 2836c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2837c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2838c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 28391da177e4SLinus Torvalds case INQUIRY: 28401da177e4SLinus Torvalds { 28413b2946ccSMark Haverkamp struct inquiry_data inq_data; 28421da177e4SLinus Torvalds 28431a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28443b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28451da177e4SLinus Torvalds 2846d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 284788e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 284888e2f98eSSalyzyn, Mark 284988e2f98eSSalyzyn, Mark /* EVPD bit set */ 285088e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 285188e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 285288e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 285388e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28545d910649SMahesh Rajashekhara arr[3] = 3; 285588e2f98eSSalyzyn, Mark arr[4] = 0x0; 285688e2f98eSSalyzyn, Mark arr[5] = 0x80; 28575d910649SMahesh Rajashekhara arr[6] = 0x83; 285888e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2859d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 286088e2f98eSSalyzyn, Mark sizeof(inq_data)); 2861c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 286288e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 286388e2f98eSSalyzyn, Mark /* unit serial number page */ 286488e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 286588e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 286688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2867d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 286888e2f98eSSalyzyn, Mark sizeof(inq_data)); 2869d8e96507SLeubner, Achim if (aac_wwn != 2) 2870d8e96507SLeubner, Achim return aac_get_container_serial( 2871d8e96507SLeubner, Achim scsicmd); 2872c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 28735d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 28745d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 28755d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 28765d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 28775d910649SMahesh Rajashekhara scmd_id(scsicmd)); 28785d910649SMahesh Rajashekhara if (aac_wwn != 2) 28795d910649SMahesh Rajashekhara return aac_get_container_serial( 28805d910649SMahesh Rajashekhara scsicmd); 2881c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 288288e2f98eSSalyzyn, Mark } else { 288388e2f98eSSalyzyn, Mark /* vpd page not implemented */ 288488e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 288588e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 288688e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 28878e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28888e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 28898e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 289088e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 289188e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 28923ace426fSSalyzyn, Mark min_t(size_t, 28933ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 28943ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 289588e2f98eSSalyzyn, Mark } 2896c4e2fbcaSRaghava Aditya Renukunta break; 289788e2f98eSSalyzyn, Mark } 28983b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 28993b2946ccSMark 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 */ 29003b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29011da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29023b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29031da177e4SLinus Torvalds /* 29041da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29051da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29061da177e4SLinus Torvalds */ 29071a655040SSalyzyn, Mark if (cid == host->this_id) { 29086391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29093b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2910d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2911d4345028SFUJITA Tomonori sizeof(inq_data)); 2912c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2913c4e2fbcaSRaghava Aditya Renukunta break; 29141da177e4SLinus Torvalds } 29158c867b25SMark Haverkamp if (dev->in_reset) 29168c867b25SMark Haverkamp return -1; 2917794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29183b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2919d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29209e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29211da177e4SLinus Torvalds } 2922eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29237a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29247a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29257a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29267a8cf29dSMark Haverkamp break; 29277a8cf29dSMark Haverkamp { 29287a8cf29dSMark Haverkamp u64 capacity; 292907ce5ebaSMark Haverkamp char cp[13]; 2930b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29317a8cf29dSMark Haverkamp 29327a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29337a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29347a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29357a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29367a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29377a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29387a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29397a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29407a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29417a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2942b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2943b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2944b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2945b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 294607ce5ebaSMark Haverkamp cp[12] = 0; 294707ce5ebaSMark Haverkamp 2948b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2949b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2950b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2951b271f1c8SFUJITA Tomonori 2952b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2953d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2954b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2955b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2956b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29577a8cf29dSMark Haverkamp 29587a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29597a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29607a8cf29dSMark Haverkamp 2961c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2962c4e2fbcaSRaghava Aditya Renukunta break; 29637a8cf29dSMark Haverkamp } 29647a8cf29dSMark Haverkamp 29651da177e4SLinus Torvalds case READ_CAPACITY: 29661da177e4SLinus Torvalds { 29671da177e4SLinus Torvalds u32 capacity; 29683b2946ccSMark Haverkamp char cp[8]; 29691da177e4SLinus Torvalds 29701da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 29717a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 29721da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 29731da177e4SLinus Torvalds else 29741da177e4SLinus Torvalds capacity = (u32)-1; 29753b2946ccSMark Haverkamp 29761da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 29771da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 29781da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 29791da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2980b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2981b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2982b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2983b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2984d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 29857a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29867a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2987c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2988c4e2fbcaSRaghava Aditya Renukunta break; 29891da177e4SLinus Torvalds } 29901da177e4SLinus Torvalds 29911da177e4SLinus Torvalds case MODE_SENSE: 29921da177e4SLinus Torvalds { 29939d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2994b836439fSMahesh Rajashekhara u32 capacity; 2995b836439fSMahesh Rajashekhara aac_modep_data mpd; 2996b836439fSMahesh Rajashekhara 2997b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2998b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2999b836439fSMahesh Rajashekhara else 3000b836439fSMahesh Rajashekhara capacity = (u32)-1; 30011da177e4SLinus Torvalds 30021da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3003b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3004b836439fSMahesh Rajashekhara 3005b836439fSMahesh Rajashekhara /* Mode data length */ 3006b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3007b836439fSMahesh Rajashekhara /* Medium type - default */ 3008b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3009b836439fSMahesh Rajashekhara /* Device-specific param, 30109d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30119d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3012b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3013b836439fSMahesh Rajashekhara 301495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3015b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3016b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3017b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3018b836439fSMahesh Rajashekhara else { 3019b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3020b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3021b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3022b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3023b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3024b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3025b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3026b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30275d910649SMahesh Rajashekhara 30285d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30295d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30305d910649SMahesh Rajashekhara /* page length */ 30315d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30325d910649SMahesh Rajashekhara /* Mode data length */ 30335d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30345d910649SMahesh Rajashekhara } else { 30355d910649SMahesh Rajashekhara /* Mode data length */ 30365d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30375d910649SMahesh Rajashekhara } 30385d910649SMahesh Rajashekhara 3039b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3040b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3041b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3042b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3043b836439fSMahesh Rajashekhara } else { 3044b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3045b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3046b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3047b836439fSMahesh Rajashekhara } 3048b836439fSMahesh Rajashekhara } 30499d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30509d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3051b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3052b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3053b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3054b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 305595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3056b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30575d910649SMahesh Rajashekhara } 30585d910649SMahesh Rajashekhara 30599d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30609d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30615d910649SMahesh Rajashekhara else 30625d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3063b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3064b836439fSMahesh Rajashekhara (char *)&mpd, 3065b836439fSMahesh Rajashekhara mode_buf_length); 3066c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3067c4e2fbcaSRaghava Aditya Renukunta break; 30681da177e4SLinus Torvalds } 30691da177e4SLinus Torvalds case MODE_SENSE_10: 30701da177e4SLinus Torvalds { 3071b836439fSMahesh Rajashekhara u32 capacity; 30729d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3073b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3074b836439fSMahesh Rajashekhara 3075b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3076b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3077b836439fSMahesh Rajashekhara else 3078b836439fSMahesh Rajashekhara capacity = (u32)-1; 30791da177e4SLinus Torvalds 30801da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3081b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3082b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3083b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3084b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3085b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3086b836439fSMahesh Rajashekhara /* Medium type - default */ 3087b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3088b836439fSMahesh Rajashekhara /* Device-specific param, 30899d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30909d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3091b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3092b836439fSMahesh Rajashekhara 309395e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3094b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3095b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3096b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3097b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3098b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3099b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3100b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3101b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3102b836439fSMahesh Rajashekhara } else { 3103b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3104b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3105b836439fSMahesh Rajashekhara 3106b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3107b836439fSMahesh Rajashekhara 3108b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3109b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3110b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3111b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3112b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3113b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3114b836439fSMahesh Rajashekhara 3115b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3116b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3117b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3118b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3119b836439fSMahesh Rajashekhara } else { 3120b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3121b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3122b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3123b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3124b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3125b836439fSMahesh Rajashekhara capacity & 0xff; 3126b836439fSMahesh Rajashekhara } 3127b836439fSMahesh Rajashekhara } 31289d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31299d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3130b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3131b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3132b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3133b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 313495e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3135b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31369d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31379d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31389d399cc7SSalyzyn, Mark } 3139b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3140b836439fSMahesh Rajashekhara (char *)&mpd10, 3141b836439fSMahesh Rajashekhara mode_buf_length); 31421da177e4SLinus Torvalds 3143c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3144c4e2fbcaSRaghava Aditya Renukunta break; 31451da177e4SLinus Torvalds } 31461da177e4SLinus Torvalds case REQUEST_SENSE: 31471da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3148c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3149c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3150c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3151c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3152c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3153c4e2fbcaSRaghava Aditya Renukunta break; 31541da177e4SLinus Torvalds 31551da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31561da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31571da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31581da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31591da177e4SLinus Torvalds else 31601da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31611da177e4SLinus Torvalds 3162c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3163c4e2fbcaSRaghava Aditya Renukunta break; 31641da177e4SLinus Torvalds /* 31651da177e4SLinus Torvalds * These commands are all No-Ops 31661da177e4SLinus Torvalds */ 31671da177e4SLinus Torvalds case TEST_UNIT_READY: 3168655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3169655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3170655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3171655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3172655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3173655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3174655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3175655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3176655d722cSMark Salyzyn min_t(size_t, 3177655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3178655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3179c4e2fbcaSRaghava Aditya Renukunta break; 3180655d722cSMark Salyzyn } 31811da177e4SLinus Torvalds case RESERVE: 31821da177e4SLinus Torvalds case RELEASE: 31831da177e4SLinus Torvalds case REZERO_UNIT: 31841da177e4SLinus Torvalds case REASSIGN_BLOCKS: 31851da177e4SLinus Torvalds case SEEK_10: 3186c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3187c4e2fbcaSRaghava Aditya Renukunta break; 3188655d722cSMark Salyzyn 3189655d722cSMark Salyzyn case START_STOP: 3190655d722cSMark Salyzyn return aac_start_stop(scsicmd); 31911da177e4SLinus Torvalds 319295e852e1SSalyzyn, Mark /* FALLTHRU */ 31931da177e4SLinus Torvalds default: 31941da177e4SLinus Torvalds /* 31951da177e4SLinus Torvalds * Unhandled commands 31961da177e4SLinus Torvalds */ 3197c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3198c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3199c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3200c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 32018e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32021da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32038e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32041da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32053ace426fSSalyzyn, Mark min_t(size_t, 32063ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32073ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3208c4e2fbcaSRaghava Aditya Renukunta } 3209c4e2fbcaSRaghava Aditya Renukunta 3210c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3211c4e2fbcaSRaghava Aditya Renukunta 32121da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 32131da177e4SLinus Torvalds return 0; 32141da177e4SLinus Torvalds } 32151da177e4SLinus Torvalds 32161da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32171da177e4SLinus Torvalds { 32181da177e4SLinus Torvalds struct aac_query_disk qd; 32191da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32201da177e4SLinus Torvalds 32211da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 322290ee3466SMark Haverkamp if (!fsa_dev_ptr) 322365101355SMark Haverkamp return -EBUSY; 32241da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32251da177e4SLinus Torvalds return -EFAULT; 3226e6fd916aSDan Carpenter if (qd.cnum == -1) { 3227e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3228e6fd916aSDan Carpenter return -EINVAL; 3229e5718774SMark Haverkamp qd.cnum = qd.id; 3230e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32311da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32321da177e4SLinus Torvalds return -EINVAL; 32331da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32341da177e4SLinus Torvalds qd.bus = 0; 32351da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32361da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32371da177e4SLinus Torvalds } 32381da177e4SLinus Torvalds else return -EINVAL; 32391da177e4SLinus Torvalds 3240fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32411da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32421da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32431da177e4SLinus Torvalds 32441da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32451da177e4SLinus Torvalds qd.unmapped = 1; 32461da177e4SLinus Torvalds else 32471da177e4SLinus Torvalds qd.unmapped = 0; 32481da177e4SLinus Torvalds 32491da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32501da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32511da177e4SLinus Torvalds 32521da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32531da177e4SLinus Torvalds return -EFAULT; 32541da177e4SLinus Torvalds return 0; 32551da177e4SLinus Torvalds } 32561da177e4SLinus Torvalds 32571da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32581da177e4SLinus Torvalds { 32591da177e4SLinus Torvalds struct aac_delete_disk dd; 32601da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32611da177e4SLinus Torvalds 32621da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 326365101355SMark Haverkamp if (!fsa_dev_ptr) 326465101355SMark Haverkamp return -EBUSY; 32651da177e4SLinus Torvalds 32661da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32671da177e4SLinus Torvalds return -EFAULT; 32681da177e4SLinus Torvalds 32691da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32701da177e4SLinus Torvalds return -EINVAL; 32711da177e4SLinus Torvalds /* 32721da177e4SLinus Torvalds * Mark this container as being deleted. 32731da177e4SLinus Torvalds */ 32741da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 32751da177e4SLinus Torvalds /* 32761da177e4SLinus Torvalds * Mark the container as no longer valid 32771da177e4SLinus Torvalds */ 32781da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32791da177e4SLinus Torvalds return 0; 32801da177e4SLinus Torvalds } 32811da177e4SLinus Torvalds 32821da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 32831da177e4SLinus Torvalds { 32841da177e4SLinus Torvalds struct aac_delete_disk dd; 32851da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32861da177e4SLinus Torvalds 32871da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 328890ee3466SMark Haverkamp if (!fsa_dev_ptr) 328965101355SMark Haverkamp return -EBUSY; 32901da177e4SLinus Torvalds 32911da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32921da177e4SLinus Torvalds return -EFAULT; 32931da177e4SLinus Torvalds 32941da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32951da177e4SLinus Torvalds return -EINVAL; 32961da177e4SLinus Torvalds /* 32971da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 32981da177e4SLinus Torvalds */ 32991da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33001da177e4SLinus Torvalds return -EBUSY; 33011da177e4SLinus Torvalds else { 33021da177e4SLinus Torvalds /* 33031da177e4SLinus Torvalds * Mark the container as no longer being valid. 33041da177e4SLinus Torvalds */ 33051da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33061da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33071da177e4SLinus Torvalds return 0; 33081da177e4SLinus Torvalds } 33091da177e4SLinus Torvalds } 33101da177e4SLinus Torvalds 33111da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 33121da177e4SLinus Torvalds { 33131da177e4SLinus Torvalds switch (cmd) { 33141da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33151da177e4SLinus Torvalds return query_disk(dev, arg); 33161da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33171da177e4SLinus Torvalds return delete_disk(dev, arg); 33181da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33191da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33201da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33211da177e4SLinus Torvalds return aac_get_containers(dev); 33221da177e4SLinus Torvalds default: 33231da177e4SLinus Torvalds return -ENOTTY; 33241da177e4SLinus Torvalds } 33251da177e4SLinus Torvalds } 33261da177e4SLinus Torvalds 33271da177e4SLinus Torvalds /** 33281da177e4SLinus Torvalds * 33291da177e4SLinus Torvalds * aac_srb_callback 33301da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33311da177e4SLinus Torvalds * @fibptr: pointer to the fib 33321da177e4SLinus Torvalds * 33331da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33341da177e4SLinus Torvalds * 33351da177e4SLinus Torvalds */ 33361da177e4SLinus Torvalds 33371da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33381da177e4SLinus Torvalds { 33391da177e4SLinus Torvalds struct aac_dev *dev; 33401da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33411da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33421da177e4SLinus Torvalds 33431da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 334403d44337SMark Haverkamp 334503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 334603d44337SMark Haverkamp return; 334703d44337SMark Haverkamp 3348125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33494ec57fb4SRaghava Aditya Renukunta 33501a655040SSalyzyn, Mark dev = fibptr->dev; 33511a655040SSalyzyn, Mark 335255b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33534ec57fb4SRaghava Aditya Renukunta 33541da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 335585d22bbfSMahesh Rajashekhara 335685d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 335785d22bbfSMahesh Rajashekhara /* fast response */ 335885d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 335985d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 336085d22bbfSMahesh Rajashekhara } else { 33611da177e4SLinus Torvalds /* 33621da177e4SLinus Torvalds * Calculate resid for sg 33631da177e4SLinus Torvalds */ 3364727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3365727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33664ec57fb4SRaghava Aditya Renukunta } 33674ec57fb4SRaghava Aditya Renukunta 33684ec57fb4SRaghava Aditya Renukunta 33694ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33704ec57fb4SRaghava Aditya Renukunta 33714ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33724ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 33734ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 33744ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 33754ec57fb4SRaghava Aditya Renukunta 33761da177e4SLinus Torvalds /* 33771da177e4SLinus Torvalds * First check the fib status 33781da177e4SLinus Torvalds */ 33791da177e4SLinus Torvalds 33801da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 33811da177e4SLinus Torvalds int len; 338255b87608SMahesh Rajashekhara 33834ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 33844ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 33853ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 33863ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 338755b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 338855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 338955b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 339055b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 339155b87608SMahesh Rajashekhara srbreply->sense_data, len); 33921da177e4SLinus Torvalds } 33931da177e4SLinus Torvalds 33941da177e4SLinus Torvalds /* 33951da177e4SLinus Torvalds * Next check the srb status 33961da177e4SLinus Torvalds */ 33971da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 33981da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 33991da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34001da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 34011da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34021da177e4SLinus Torvalds break; 34031da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34041da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34051da177e4SLinus Torvalds case READ_6: 34061da177e4SLinus Torvalds case WRITE_6: 34071da177e4SLinus Torvalds case READ_10: 34081da177e4SLinus Torvalds case WRITE_10: 34091da177e4SLinus Torvalds case READ_12: 34101da177e4SLinus Torvalds case WRITE_12: 34117a8cf29dSMark Haverkamp case READ_16: 34127a8cf29dSMark Haverkamp case WRITE_16: 341355b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 341455b87608SMahesh Rajashekhara < scsicmd->underflow) 34154ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 341655b87608SMahesh Rajashekhara else 34174ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 341855b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 341955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34201da177e4SLinus Torvalds break; 34214ec57fb4SRaghava Aditya Renukunta case INQUIRY: 342255b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 342355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34241da177e4SLinus Torvalds break; 34251da177e4SLinus Torvalds default: 34261da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34271da177e4SLinus Torvalds break; 34281da177e4SLinus Torvalds } 34291da177e4SLinus Torvalds break; 34301da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 34311da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 34321da177e4SLinus Torvalds break; 34331da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 343455b87608SMahesh Rajashekhara /* 343555b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 343655b87608SMahesh Rajashekhara * hba was trying to abort for some reason 343755b87608SMahesh Rajashekhara */ 34381da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 34391da177e4SLinus Torvalds break; 34401da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 344155b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 344255b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 34431da177e4SLinus Torvalds break; 34441da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34451da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34461da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34471da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34481da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 344955b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 345055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34511da177e4SLinus Torvalds break; 34521da177e4SLinus Torvalds 34531da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34541da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 345555b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 345655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34571da177e4SLinus Torvalds break; 34581da177e4SLinus Torvalds 34591da177e4SLinus Torvalds case SRB_STATUS_BUSY: 346055b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 346155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34621da177e4SLinus Torvalds break; 34631da177e4SLinus Torvalds 34641da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 346555b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 346655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34671da177e4SLinus Torvalds break; 34681da177e4SLinus Torvalds 34691da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 347055b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 347155b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 34721da177e4SLinus Torvalds break; 34731da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34741da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34751da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34761da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34771da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34781da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34791da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34801da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34811da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34821da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 34831da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 34841da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 34851da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 34861da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 34871da177e4SLinus Torvalds default: 34881da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34894ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 34901da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 34911da177e4SLinus Torvalds aac_get_status_string( 34921da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 34931da177e4SLinus Torvalds scsicmd->cmnd[0], 34941da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 34951da177e4SLinus Torvalds #endif 34964ec57fb4SRaghava Aditya Renukunta /* 34974ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 34984ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 34994ec57fb4SRaghava Aditya Renukunta * 35004ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35014ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35024ec57fb4SRaghava Aditya Renukunta */ 35031fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35041fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35054ec57fb4SRaghava Aditya Renukunta 35061fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 35071fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 35081fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35091da177e4SLinus Torvalds break; 35101fc8010aSRajashekhara, Mahesh } else { 35111fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 35121fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35131fc8010aSRajashekhara, Mahesh break; 35141fc8010aSRajashekhara, Mahesh } 35151fc8010aSRajashekhara, Mahesh } else { 35161fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 35171fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35181fc8010aSRajashekhara, Mahesh break; 35191fc8010aSRajashekhara, Mahesh } 35201da177e4SLinus Torvalds } 352155b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 352255b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35231da177e4SLinus Torvalds int len; 352455b87608SMahesh Rajashekhara 35251da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35263ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35273ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35281da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35294ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35307a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35311da177e4SLinus Torvalds #endif 353255b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 353355b87608SMahesh Rajashekhara srbreply->sense_data, len); 353455b87608SMahesh Rajashekhara } 35354ec57fb4SRaghava Aditya Renukunta 35361da177e4SLinus Torvalds /* 35371da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35381da177e4SLinus Torvalds */ 35391da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35401da177e4SLinus Torvalds 3541bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35428e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35431da177e4SLinus Torvalds } 35441da177e4SLinus Torvalds 3545ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3546ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3547ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3548ab5d129fSRaghava Aditya Renukunta 3549ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3550ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3551ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3552ab5d129fSRaghava Aditya Renukunta 3553ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3554ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3555ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3556ab5d129fSRaghava Aditya Renukunta break; 3557ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3558ab5d129fSRaghava Aditya Renukunta { 3559ab5d129fSRaghava Aditya Renukunta int len; 3560ab5d129fSRaghava Aditya Renukunta 3561ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3562ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3563ab5d129fSRaghava Aditya Renukunta if (len) 3564ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3565ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3566ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3567ab5d129fSRaghava Aditya Renukunta break; 3568ab5d129fSRaghava Aditya Renukunta } 3569ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3570ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3571ab5d129fSRaghava Aditya Renukunta break; 3572ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3573ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3574ab5d129fSRaghava Aditya Renukunta break; 3575ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3576ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3577ab5d129fSRaghava Aditya Renukunta default: 3578ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3579ab5d129fSRaghava Aditya Renukunta break; 3580ab5d129fSRaghava Aditya Renukunta } 3581ab5d129fSRaghava Aditya Renukunta } 3582ab5d129fSRaghava Aditya Renukunta 3583ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3584ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3585ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3586ab5d129fSRaghava Aditya Renukunta { 3587ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3588ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3589ab5d129fSRaghava Aditya Renukunta { 3590ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3591ab5d129fSRaghava Aditya Renukunta 3592ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3593ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3594ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3595ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3596ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3597ab5d129fSRaghava Aditya Renukunta } 3598ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3599ab5d129fSRaghava Aditya Renukunta break; 3600ab5d129fSRaghava Aditya Renukunta } 3601ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3602ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3603ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3604ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3605ab5d129fSRaghava Aditya Renukunta break; 3606ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3607ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3608ab5d129fSRaghava Aditya Renukunta break; 3609ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3610ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3611ab5d129fSRaghava Aditya Renukunta break; 3612ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3613ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3614ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3615ab5d129fSRaghava Aditya Renukunta break; 3616ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3617ab5d129fSRaghava Aditya Renukunta default: 3618ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3619ab5d129fSRaghava Aditya Renukunta break; 3620ab5d129fSRaghava Aditya Renukunta } 3621ab5d129fSRaghava Aditya Renukunta } 3622ab5d129fSRaghava Aditya Renukunta 36231da177e4SLinus Torvalds /** 36241da177e4SLinus Torvalds * 3625ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3626ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3627ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3628ab5d129fSRaghava Aditya Renukunta * 3629ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3630ab5d129fSRaghava Aditya Renukunta * 3631ab5d129fSRaghava Aditya Renukunta */ 3632ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3633ab5d129fSRaghava Aditya Renukunta { 3634ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3635ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3636ab5d129fSRaghava Aditya Renukunta 3637ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3638ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3639ab5d129fSRaghava Aditya Renukunta 3640ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3641ab5d129fSRaghava Aditya Renukunta 3642ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3643ab5d129fSRaghava Aditya Renukunta return; 3644ab5d129fSRaghava Aditya Renukunta 3645ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3646ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3647ab5d129fSRaghava Aditya Renukunta 3648ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3649ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3650ab5d129fSRaghava Aditya Renukunta 3651ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3652ab5d129fSRaghava Aditya Renukunta /* fast response */ 3653ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3654ab5d129fSRaghava Aditya Renukunta goto out; 3655ab5d129fSRaghava Aditya Renukunta } 3656ab5d129fSRaghava Aditya Renukunta 3657ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3658ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3659ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3660ab5d129fSRaghava Aditya Renukunta break; 3661ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3662ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3663ab5d129fSRaghava Aditya Renukunta break; 3664ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3665ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3666ab5d129fSRaghava Aditya Renukunta break; 3667ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3668ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3669ab5d129fSRaghava Aditya Renukunta break; 3670ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3671ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3672ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3673ab5d129fSRaghava Aditya Renukunta break; 3674ab5d129fSRaghava Aditya Renukunta default: 3675ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3676ab5d129fSRaghava Aditya Renukunta break; 3677ab5d129fSRaghava Aditya Renukunta } 3678ab5d129fSRaghava Aditya Renukunta 3679ab5d129fSRaghava Aditya Renukunta out: 3680ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3681ab5d129fSRaghava Aditya Renukunta 3682ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3683ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3684ab5d129fSRaghava Aditya Renukunta else 3685ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3686ab5d129fSRaghava Aditya Renukunta } 3687ab5d129fSRaghava Aditya Renukunta 3688ab5d129fSRaghava Aditya Renukunta /** 3689ab5d129fSRaghava Aditya Renukunta * 3690ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 36911da177e4SLinus Torvalds * @scsicmd: the scsi command block 36921da177e4SLinus Torvalds * 36931da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 36941da177e4SLinus Torvalds * scsicmd passed in. 36951da177e4SLinus Torvalds */ 36961da177e4SLinus Torvalds 36971da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 36981da177e4SLinus Torvalds { 36991da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37001da177e4SLinus Torvalds struct aac_dev* dev; 37011da177e4SLinus Torvalds int status; 37021da177e4SLinus Torvalds 370384971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3704e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 370584971738SMark Haverkamp scsicmd->device->lun > 7) { 37061da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 37071da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 37081da177e4SLinus Torvalds return 0; 37091da177e4SLinus Torvalds } 37101da177e4SLinus Torvalds 37111da177e4SLinus Torvalds /* 37121da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37131da177e4SLinus Torvalds */ 37146bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 37151ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3716e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37171da177e4SLinus Torvalds 37181da177e4SLinus Torvalds /* 37191da177e4SLinus Torvalds * Check that the command queued to the controller 37201da177e4SLinus Torvalds */ 37211ae948faSBrian King if (status == -EINPROGRESS) 37221da177e4SLinus Torvalds return 0; 37231da177e4SLinus Torvalds 3724bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3725bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3726bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37271da177e4SLinus Torvalds 37281da177e4SLinus Torvalds return -1; 37291da177e4SLinus Torvalds } 37301da177e4SLinus Torvalds 3731ab5d129fSRaghava Aditya Renukunta /** 3732ab5d129fSRaghava Aditya Renukunta * 3733ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3734ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3735ab5d129fSRaghava Aditya Renukunta * 3736ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3737ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3738ab5d129fSRaghava Aditya Renukunta */ 3739ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3740ab5d129fSRaghava Aditya Renukunta { 3741ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3742ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3743ab5d129fSRaghava Aditya Renukunta int status; 3744ab5d129fSRaghava Aditya Renukunta 3745ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3746ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3747ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3748ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3749ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3750ab5d129fSRaghava Aditya Renukunta return 0; 3751ab5d129fSRaghava Aditya Renukunta } 3752ab5d129fSRaghava Aditya Renukunta 3753ab5d129fSRaghava Aditya Renukunta /* 3754ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3755ab5d129fSRaghava Aditya Renukunta */ 3756ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3757ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3758ab5d129fSRaghava Aditya Renukunta return -1; 3759ab5d129fSRaghava Aditya Renukunta 37601ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3761ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3762ab5d129fSRaghava Aditya Renukunta 3763ab5d129fSRaghava Aditya Renukunta /* 3764ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3765ab5d129fSRaghava Aditya Renukunta */ 37661ae948faSBrian King if (status == -EINPROGRESS) 3767ab5d129fSRaghava Aditya Renukunta return 0; 3768ab5d129fSRaghava Aditya Renukunta 3769ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3770ab5d129fSRaghava Aditya Renukunta status); 3771ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3772ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3773ab5d129fSRaghava Aditya Renukunta 3774ab5d129fSRaghava Aditya Renukunta return -1; 3775ab5d129fSRaghava Aditya Renukunta } 3776ab5d129fSRaghava Aditya Renukunta 3777ab5d129fSRaghava Aditya Renukunta 37780b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37791da177e4SLinus Torvalds { 37801da177e4SLinus Torvalds struct aac_dev *dev; 37811da177e4SLinus Torvalds unsigned long byte_count = 0; 3782727eead6SFUJITA Tomonori int nseg; 3783a2260323SNikola Pajkovsky struct scatterlist *sg; 3784a2260323SNikola Pajkovsky int i; 37851da177e4SLinus Torvalds 37861da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 37871da177e4SLinus Torvalds // Get rid of old data 37881da177e4SLinus Torvalds psg->count = 0; 37891da177e4SLinus Torvalds psg->sg[0].addr = 0; 37901da177e4SLinus Torvalds psg->sg[0].count = 0; 3791727eead6SFUJITA Tomonori 3792727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3793a2260323SNikola Pajkovsky if (nseg <= 0) 37940b433447SMahesh Rajashekhara return nseg; 37951da177e4SLinus Torvalds 3796727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 37971da177e4SLinus Torvalds 3798727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 37991da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 38001da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38011da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38021da177e4SLinus Torvalds } 38031da177e4SLinus Torvalds /* hba wants the size to be exact */ 3804727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 380556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3806727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 380756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3808727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38091da177e4SLinus Torvalds } 38101da177e4SLinus Torvalds /* Check for command underflow */ 38111da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38121da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38131da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38141da177e4SLinus Torvalds } 3815a2260323SNikola Pajkovsky 38161da177e4SLinus Torvalds return byte_count; 38171da177e4SLinus Torvalds } 38181da177e4SLinus Torvalds 38191da177e4SLinus Torvalds 38200b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38211da177e4SLinus Torvalds { 38221da177e4SLinus Torvalds struct aac_dev *dev; 38231da177e4SLinus Torvalds unsigned long byte_count = 0; 382456b58712SMark Haverkamp u64 addr; 3825727eead6SFUJITA Tomonori int nseg; 3826a2260323SNikola Pajkovsky struct scatterlist *sg; 3827a2260323SNikola Pajkovsky int i; 38281da177e4SLinus Torvalds 38291da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 38301da177e4SLinus Torvalds // Get rid of old data 38311da177e4SLinus Torvalds psg->count = 0; 38321da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38331da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38341da177e4SLinus Torvalds psg->sg[0].count = 0; 3835727eead6SFUJITA Tomonori 3836727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3837a2260323SNikola Pajkovsky if (nseg <= 0) 38380b433447SMahesh Rajashekhara return nseg; 38391da177e4SLinus Torvalds 3840727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38411241f359SMark Haverkamp int count = sg_dma_len(sg); 384256b58712SMark Haverkamp addr = sg_dma_address(sg); 384356b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 384456b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38451241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38461241f359SMark Haverkamp byte_count += count; 38471da177e4SLinus Torvalds } 3848727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38491da177e4SLinus Torvalds /* hba wants the size to be exact */ 3850727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 385156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3852727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 385356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3854727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38551da177e4SLinus Torvalds } 38561da177e4SLinus Torvalds /* Check for command underflow */ 38571da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38581da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38591da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38601da177e4SLinus Torvalds } 3861a2260323SNikola Pajkovsky 38621da177e4SLinus Torvalds return byte_count; 38631da177e4SLinus Torvalds } 38641da177e4SLinus Torvalds 38650b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38660e68c003SMark Haverkamp { 38670e68c003SMark Haverkamp unsigned long byte_count = 0; 3868727eead6SFUJITA Tomonori int nseg; 3869a2260323SNikola Pajkovsky struct scatterlist *sg; 3870a2260323SNikola Pajkovsky int i; 38710e68c003SMark Haverkamp 38720e68c003SMark Haverkamp // Get rid of old data 38730e68c003SMark Haverkamp psg->count = 0; 38740e68c003SMark Haverkamp psg->sg[0].next = 0; 38750e68c003SMark Haverkamp psg->sg[0].prev = 0; 38760e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38770e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38780e68c003SMark Haverkamp psg->sg[0].count = 0; 38790e68c003SMark Haverkamp psg->sg[0].flags = 0; 3880727eead6SFUJITA Tomonori 3881727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3882a2260323SNikola Pajkovsky if (nseg <= 0) 38830b433447SMahesh Rajashekhara return nseg; 38840e68c003SMark Haverkamp 3885727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38860e68c003SMark Haverkamp int count = sg_dma_len(sg); 38870e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38880e68c003SMark Haverkamp psg->sg[i].next = 0; 38890e68c003SMark Haverkamp psg->sg[i].prev = 0; 38900e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38910e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38920e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38930e68c003SMark Haverkamp psg->sg[i].flags = 0; 38940e68c003SMark Haverkamp byte_count += count; 38950e68c003SMark Haverkamp } 3896727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38970e68c003SMark Haverkamp /* hba wants the size to be exact */ 3898727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 38990e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3900727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 39010e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3902727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39030e68c003SMark Haverkamp } 39040e68c003SMark Haverkamp /* Check for command underflow */ 39050e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39060e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39070e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39080e68c003SMark Haverkamp } 3909a2260323SNikola Pajkovsky 39100e68c003SMark Haverkamp return byte_count; 39110e68c003SMark Haverkamp } 39120e68c003SMark Haverkamp 39130b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39140b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 391585d22bbfSMahesh Rajashekhara { 391685d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 391785d22bbfSMahesh Rajashekhara int nseg; 391885d22bbfSMahesh Rajashekhara struct scatterlist *sg; 391985d22bbfSMahesh Rajashekhara int i, conformable = 0; 392085d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 392185d22bbfSMahesh Rajashekhara 3922a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3923a2260323SNikola Pajkovsky if (nseg <= 0) 3924a2260323SNikola Pajkovsky return nseg; 3925a2260323SNikola Pajkovsky 392685d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 392785d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 392885d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 392985d22bbfSMahesh Rajashekhara 393085d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 393185d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 393285d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 393385d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 393485d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 393585d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 393685d22bbfSMahesh Rajashekhara if (i == 0) { 393785d22bbfSMahesh Rajashekhara conformable = 1; 393885d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 393985d22bbfSMahesh Rajashekhara } else if (i == 1) { 394085d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 394185d22bbfSMahesh Rajashekhara min_size = cur_size; 394285d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 394385d22bbfSMahesh Rajashekhara conformable = 0; 394485d22bbfSMahesh Rajashekhara if (cur_size < min_size) 394585d22bbfSMahesh Rajashekhara min_size = cur_size; 394685d22bbfSMahesh Rajashekhara } 394785d22bbfSMahesh Rajashekhara byte_count += count; 394885d22bbfSMahesh Rajashekhara } 394985d22bbfSMahesh Rajashekhara 395085d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 395185d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 395285d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 395385d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 395485d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 395585d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 395685d22bbfSMahesh Rajashekhara } 395785d22bbfSMahesh Rajashekhara 395885d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 395985d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 396085d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 396185d22bbfSMahesh Rajashekhara if (!conformable) { 396285d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 396385d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 396485d22bbfSMahesh Rajashekhara err_found = 0; 396585d22bbfSMahesh Rajashekhara nseg_new = 2; 396685d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 396785d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 396885d22bbfSMahesh Rajashekhara err_found = 1; 396985d22bbfSMahesh Rajashekhara break; 397085d22bbfSMahesh Rajashekhara } 397185d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 397285d22bbfSMahesh Rajashekhara } 397385d22bbfSMahesh Rajashekhara if (!err_found) 397485d22bbfSMahesh Rajashekhara break; 397585d22bbfSMahesh Rajashekhara } 397696676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 397796676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 397896676246SNikola Pajkovsky 397996676246SNikola Pajkovsky if (ret < 0) 398096676246SNikola Pajkovsky return ret; 398196676246SNikola Pajkovsky } 398285d22bbfSMahesh Rajashekhara } else 398385d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 398485d22bbfSMahesh Rajashekhara 398585d22bbfSMahesh Rajashekhara /* Check for command underflow */ 398685d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 398785d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 398885d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 398985d22bbfSMahesh Rajashekhara } 399085d22bbfSMahesh Rajashekhara 399185d22bbfSMahesh Rajashekhara return byte_count; 399285d22bbfSMahesh Rajashekhara } 399385d22bbfSMahesh Rajashekhara 399485d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 399585d22bbfSMahesh Rajashekhara { 399685d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 399785d22bbfSMahesh Rajashekhara int i, j, pos; 399885d22bbfSMahesh Rajashekhara u32 addr_low; 399985d22bbfSMahesh Rajashekhara 400085d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 400185d22bbfSMahesh Rajashekhara return 0; 400285d22bbfSMahesh Rajashekhara 400385d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 400485d22bbfSMahesh Rajashekhara if (sge == NULL) 400596676246SNikola Pajkovsky return -ENOMEM; 400685d22bbfSMahesh Rajashekhara 400785d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 400885d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 400985d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 401085d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 401185d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 401285d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 401385d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 401485d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 401585d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 401685d22bbfSMahesh Rajashekhara pos++; 401785d22bbfSMahesh Rajashekhara } 401885d22bbfSMahesh Rajashekhara } 401985d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 402085d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 402185d22bbfSMahesh Rajashekhara 402285d22bbfSMahesh Rajashekhara kfree(sge); 402385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 402485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 402585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 402685d22bbfSMahesh Rajashekhara return 0; 402785d22bbfSMahesh Rajashekhara } 402885d22bbfSMahesh Rajashekhara 4029ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4030ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4031ab5d129fSRaghava Aditya Renukunta int sg_max, 4032ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4033ab5d129fSRaghava Aditya Renukunta { 4034ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4035ab5d129fSRaghava Aditya Renukunta int nseg; 4036ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4037ab5d129fSRaghava Aditya Renukunta int i; 4038ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4039ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4040ab5d129fSRaghava Aditya Renukunta 4041ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4042ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4043ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4044ab5d129fSRaghava Aditya Renukunta goto out; 4045ab5d129fSRaghava Aditya Renukunta } 4046ab5d129fSRaghava Aditya Renukunta 4047ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4048ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4049ab5d129fSRaghava Aditya Renukunta else 4050ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4051ab5d129fSRaghava Aditya Renukunta 4052ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4053ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4054ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4055ab5d129fSRaghava Aditya Renukunta 4056ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4057ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4058ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4059ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4060ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4061ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4062ab5d129fSRaghava Aditya Renukunta byte_count += count; 4063ab5d129fSRaghava Aditya Renukunta sge++; 4064ab5d129fSRaghava Aditya Renukunta } 4065ab5d129fSRaghava Aditya Renukunta 4066ab5d129fSRaghava Aditya Renukunta sge--; 4067ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4068ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4069ab5d129fSRaghava Aditya Renukunta u32 temp; 4070ab5d129fSRaghava Aditya Renukunta 4071ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4072ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4073ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4074ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4075ab5d129fSRaghava Aditya Renukunta } 4076ab5d129fSRaghava Aditya Renukunta 4077ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4078ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4079ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4080ab5d129fSRaghava Aditya Renukunta } else { 4081ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4082ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4083ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4084ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4085ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4086ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4087ab5d129fSRaghava Aditya Renukunta } 4088ab5d129fSRaghava Aditya Renukunta 4089ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4090ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4091ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4092ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4093ab5d129fSRaghava Aditya Renukunta } 4094ab5d129fSRaghava Aditya Renukunta out: 4095ab5d129fSRaghava Aditya Renukunta return byte_count; 4096ab5d129fSRaghava Aditya Renukunta } 4097ab5d129fSRaghava Aditya Renukunta 40981da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 40991da177e4SLinus Torvalds 41001da177e4SLinus Torvalds struct aac_srb_status_info { 41011da177e4SLinus Torvalds u32 status; 41021da177e4SLinus Torvalds char *str; 41031da177e4SLinus Torvalds }; 41041da177e4SLinus Torvalds 41051da177e4SLinus Torvalds 41061da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41071da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41081da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41091da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41101da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41111da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41121da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41131da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41141da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41151da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41161da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41171da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41181da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41191da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41201da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41211da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41221da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41231da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41241da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41251da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41261da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41271da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41281da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41291da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41301da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41311da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41321da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41331da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41341da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41351da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41361da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41371da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41381da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41391da177e4SLinus Torvalds }; 41401da177e4SLinus Torvalds 41411da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41421da177e4SLinus Torvalds { 41431da177e4SLinus Torvalds int i; 41441da177e4SLinus Torvalds 41456391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41466391a113STobias Klauser if (srb_status_info[i].status == status) 41471da177e4SLinus Torvalds return srb_status_info[i].str; 41481da177e4SLinus Torvalds 41491da177e4SLinus Torvalds return "Bad Status Code"; 41501da177e4SLinus Torvalds } 41511da177e4SLinus Torvalds 41521da177e4SLinus Torvalds #endif 4153