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 1756b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1757b5a475e9SRaghava Aditya Renukunta u32 bus, u32 target) 17588fb39182SRaghava Aditya Renukunta { 17598fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1760b5a475e9SRaghava Aditya Renukunta int datasize; 17618fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17628fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1763b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17648fb39182SRaghava Aditya Renukunta 17658fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1766b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1767b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17688fb39182SRaghava Aditya Renukunta goto out; 17698fb39182SRaghava Aditya Renukunta 17708fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17718fb39182SRaghava Aditya Renukunta 17728fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 177371a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 177471a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 177571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 177671a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 177771a91ca4SRaghava Aditya Renukunta 1778b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17798fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17808fb39182SRaghava Aditya Renukunta goto out; 178171a91ca4SRaghava Aditya Renukunta 1782b5a475e9SRaghava Aditya Renukunta if (identify_reply->current_queue_depth_limit <= 0 || 1783b5a475e9SRaghava Aditya Renukunta identify_reply->current_queue_depth_limit > 32) 178471a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 178571a91ca4SRaghava Aditya Renukunta else 178671a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 1787b5a475e9SRaghava Aditya Renukunta identify_reply->current_queue_depth_limit; 178871a91ca4SRaghava Aditya Renukunta 1789b5a475e9SRaghava Aditya Renukunta kfree(identify_reply); 179071a91ca4SRaghava Aditya Renukunta out: 179171a91ca4SRaghava Aditya Renukunta return rcode; 179271a91ca4SRaghava Aditya Renukunta } 179371a91ca4SRaghava Aditya Renukunta 1794c83b11e3SRaghava Aditya Renukunta /** 1795b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1796c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1797c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1798b5a475e9SRaghava Aditya Renukunta * @rescan: Indicates scan type 1799c83b11e3SRaghava Aditya Renukunta * 1800c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1801c83b11e3SRaghava Aditya Renukunta */ 1802b5a475e9SRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev, 18036223a39fSRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns, int rescan) 1804c83b11e3SRaghava Aditya Renukunta { 1805c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1806c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1807c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1808c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1809c83b11e3SRaghava Aditya Renukunta u8 devtype; 1810c83b11e3SRaghava Aditya Renukunta 1811c83b11e3SRaghava Aditya Renukunta lun_count = ((phys_luns->list_length[0] << 24) 1812c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[1] << 16) 1813c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[2] << 8) 1814c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[3])) / 24; 1815c83b11e3SRaghava Aditya Renukunta 1816c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1817c83b11e3SRaghava Aditya Renukunta 1818c83b11e3SRaghava Aditya Renukunta bus = phys_luns->lun[i].level2[1] & 0x3f; 1819c83b11e3SRaghava Aditya Renukunta target = phys_luns->lun[i].level2[0]; 1820c83b11e3SRaghava Aditya Renukunta expose_flag = phys_luns->lun[i].bus >> 6; 1821c83b11e3SRaghava Aditya Renukunta attribs = phys_luns->lun[i].node_ident[9]; 1822c83b11e3SRaghava Aditya Renukunta nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); 1823c83b11e3SRaghava Aditya Renukunta 1824c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1825c83b11e3SRaghava Aditya Renukunta continue; 1826c83b11e3SRaghava Aditya Renukunta 1827c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1828c83b11e3SRaghava Aditya Renukunta 1829c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1830c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1831c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1832c83b11e3SRaghava Aditya Renukunta } 1833c83b11e3SRaghava Aditya Renukunta 1834c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1835c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1836c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1837c83b11e3SRaghava Aditya Renukunta nexus; 1838c83b11e3SRaghava Aditya Renukunta } else 1839c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1840c83b11e3SRaghava Aditya Renukunta 1841c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1842c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1843c83b11e3SRaghava Aditya Renukunta 1844b5a475e9SRaghava Aditya Renukunta if (aac_issue_safw_bmic_identify(dev, bus, target) < 0) 184571a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 184671a91ca4SRaghava Aditya Renukunta 1847c83b11e3SRaghava Aditya Renukunta update_devtype: 18486223a39fSRaghava Aditya Renukunta if (rescan == AAC_INIT) 1849c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 18506223a39fSRaghava Aditya Renukunta else 18516223a39fSRaghava Aditya Renukunta dev->hba_map[bus][target].new_devtype = devtype; 1852c83b11e3SRaghava Aditya Renukunta } 1853c83b11e3SRaghava Aditya Renukunta } 1854c83b11e3SRaghava Aditya Renukunta 1855c83b11e3SRaghava Aditya Renukunta /** 1856b5a475e9SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1857c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 18585480aa18SRaghava Aditya Renukunta * @rescan: Indicates rescan 1859c83b11e3SRaghava Aditya Renukunta * 1860c83b11e3SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1861c83b11e3SRaghava Aditya Renukunta * the current hba_map. 1862c83b11e3SRaghava Aditya Renukunta */ 1863fc0fdd9aSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev, int rescan) 1864c83b11e3SRaghava Aditya Renukunta { 18655480aa18SRaghava Aditya Renukunta int rcode = -ENOMEM; 18665480aa18SRaghava Aditya Renukunta int datasize; 1867c83b11e3SRaghava Aditya Renukunta struct aac_srb *srbcmd; 18685480aa18SRaghava Aditya Renukunta struct aac_srb_unit srbu; 18695480aa18SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1870c83b11e3SRaghava Aditya Renukunta 18715480aa18SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 18725480aa18SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 18735480aa18SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 18745480aa18SRaghava Aditya Renukunta if (phys_luns == NULL) 1875c83b11e3SRaghava Aditya Renukunta goto err_out; 1876c83b11e3SRaghava Aditya Renukunta 18775480aa18SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1878c83b11e3SRaghava Aditya Renukunta 18795480aa18SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1880c83b11e3SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1881c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1882c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1883c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1884c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1885c83b11e3SRaghava Aditya Renukunta 18865480aa18SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 18875480aa18SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 18885480aa18SRaghava Aditya Renukunta goto err_out; 1889c83b11e3SRaghava Aditya Renukunta 1890c83b11e3SRaghava Aditya Renukunta /* analyse data */ 1891c83b11e3SRaghava Aditya Renukunta if (rcode >= 0 && phys_luns->resp_flag == 2) { 1892c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1893b5a475e9SRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev, phys_luns, rescan); 1894c83b11e3SRaghava Aditya Renukunta } 1895c83b11e3SRaghava Aditya Renukunta 18965480aa18SRaghava Aditya Renukunta kfree(phys_luns); 1897c83b11e3SRaghava Aditya Renukunta err_out: 1898c83b11e3SRaghava Aditya Renukunta return rcode; 1899c83b11e3SRaghava Aditya Renukunta } 1900c83b11e3SRaghava Aditya Renukunta 1901fc0fdd9aSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev, int rescan) 1902fc0fdd9aSRaghava Aditya Renukunta { 1903fc0fdd9aSRaghava Aditya Renukunta return aac_get_safw_ciss_luns(dev, rescan); 1904fc0fdd9aSRaghava Aditya Renukunta } 1905fc0fdd9aSRaghava Aditya Renukunta 1906fc0fdd9aSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev, int rescan) 1907fc0fdd9aSRaghava Aditya Renukunta { 1908fc0fdd9aSRaghava Aditya Renukunta return aac_setup_safw_targets(dev, rescan); 1909fc0fdd9aSRaghava Aditya Renukunta } 1910fc0fdd9aSRaghava Aditya Renukunta 19111da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 19121da177e4SLinus Torvalds { 19131da177e4SLinus Torvalds struct fib* fibptr; 19141da177e4SLinus Torvalds int rcode; 1915c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 19167c00ffa3SMark Haverkamp struct aac_adapter_info *info; 191784971738SMark Haverkamp struct aac_bus_info *command; 191884971738SMark Haverkamp struct aac_bus_info_response *bus_info; 19197c00ffa3SMark Haverkamp 1920bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 19211da177e4SLinus Torvalds return -ENOMEM; 19221da177e4SLinus Torvalds 1923bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 19241da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 19257c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 19261da177e4SLinus Torvalds 1927bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 19281da177e4SLinus Torvalds fibptr, 19297c00ffa3SMark Haverkamp sizeof(*info), 19301da177e4SLinus Torvalds FsaNormal, 19319203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 19321da177e4SLinus Torvalds NULL, 19331da177e4SLinus Torvalds NULL); 19341da177e4SLinus Torvalds 19357c00ffa3SMark Haverkamp if (rcode < 0) { 1936cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1937cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1938cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1939bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1940bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1941cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 19427c00ffa3SMark Haverkamp return rcode; 19437c00ffa3SMark Haverkamp } 19447c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 19457c00ffa3SMark Haverkamp 19461c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 19477c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 194806a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 19497c00ffa3SMark Haverkamp 1950bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 19517c00ffa3SMark Haverkamp 195206a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 19537c00ffa3SMark Haverkamp 195406a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 19557c00ffa3SMark Haverkamp 1956bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 19577c00ffa3SMark Haverkamp fibptr, 195806a43d17SSalyzyn, Mark sizeof(*sinfo), 19597c00ffa3SMark Haverkamp FsaNormal, 19607c00ffa3SMark Haverkamp 1, 1, 19617c00ffa3SMark Haverkamp NULL, 19627c00ffa3SMark Haverkamp NULL); 19637c00ffa3SMark Haverkamp 19647c00ffa3SMark Haverkamp if (rcode >= 0) 196506a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1966cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1967cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1968cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1969cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1970cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1971cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 19727c00ffa3SMark Haverkamp } 19731da177e4SLinus Torvalds 1974c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 1975c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 197671a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 1977c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 197871a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 197971a91ca4SRaghava Aditya Renukunta } 1980c83b11e3SRaghava Aditya Renukunta } 198184971738SMark Haverkamp 198284971738SMark Haverkamp /* 198384971738SMark Haverkamp * GetBusInfo 198484971738SMark Haverkamp */ 198584971738SMark Haverkamp 1986bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 198784971738SMark Haverkamp 198884971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 198984971738SMark Haverkamp 199084971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 199184971738SMark Haverkamp 199284971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 199384971738SMark Haverkamp 199484971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 199584971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 199684971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 199784971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 199884971738SMark Haverkamp 1999bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 200084971738SMark Haverkamp fibptr, 200184971738SMark Haverkamp sizeof (*bus_info), 200284971738SMark Haverkamp FsaNormal, 200384971738SMark Haverkamp 1, 1, 200484971738SMark Haverkamp NULL, NULL); 200584971738SMark Haverkamp 200694cf6ba1SSalyzyn, Mark /* reasoned default */ 200794cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 200884971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 200984971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 201084971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 201184971738SMark Haverkamp } 201284971738SMark Haverkamp 2013c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2014fc0fdd9aSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus != 0xffff) 2015fc0fdd9aSRaghava Aditya Renukunta rcode = aac_setup_safw_adapter(dev, AAC_INIT); 2016c83b11e3SRaghava Aditya Renukunta 20178c867b25SMark Haverkamp if (!dev->in_reset) { 201824f02e1dSSalyzyn, Mark char buffer[16]; 20191da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 20207c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 20211da177e4SLinus Torvalds dev->name, 20221da177e4SLinus Torvalds dev->id, 20231da177e4SLinus Torvalds tmp>>24, 20241da177e4SLinus Torvalds (tmp>>16)&0xff, 20251da177e4SLinus Torvalds tmp&0xff, 20267c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 20271c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 20281c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 20291da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 20301da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 20311da177e4SLinus Torvalds dev->name, dev->id, 20321da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 20331da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 20341da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 20351da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 20361da177e4SLinus Torvalds dev->name, dev->id, 20371da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 20381da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 203924f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2040ee959b00STony Jones if (aac_get_serial_number( 204124f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 204224f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 204324f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 20441c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2045a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2046a45c863fSSalyzyn, Mark dev->name, dev->id, 20471c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 20481c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 20491c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2050a45c863fSSalyzyn, Mark } 20512f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 20521c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2053a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 205429c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 205529c97684SSalyzyn, Mark dev->name, dev->id); 205629c97684SSalyzyn, Mark } 20578c867b25SMark Haverkamp } 20581da177e4SLinus Torvalds 205995e852e1SSalyzyn, Mark dev->cache_protected = 0; 20601c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2061cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 20621da177e4SLinus Torvalds dev->nondasd_support = 0; 20631da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 206495e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 20651da177e4SLinus Torvalds dev->nondasd_support = 1; 20661da177e4SLinus Torvalds 20671da177e4SLinus Torvalds /* 20681da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 20691da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 20701da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 20711da177e4SLinus Torvalds * additional changes changes will have to be made to support 20721da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 20731da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 20741da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 20751da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 20761da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 20771da177e4SLinus Torvalds */ 20781da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 20791da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 20801da177e4SLinus Torvalds dev->nondasd_support = 1; 20811da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 20821da177e4SLinus Torvalds } 20831da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 20841da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 20851da177e4SLinus Torvalds dev->name, dev->id); 20861da177e4SLinus Torvalds 208795e852e1SSalyzyn, Mark if (nondasd != -1) 20881da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 20892f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 20901da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 20911da177e4SLinus Torvalds 2092e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2093d8e96507SLeubner, Achim dev->needs_dac = 1; 20941da177e4SLinus Torvalds dev->dac_support = 0; 2095d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2096d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 20972f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20982f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 20992f7ecc55SSalyzyn, Mark dev->name, dev->id); 21001da177e4SLinus Torvalds dev->dac_support = 1; 21011da177e4SLinus Torvalds } 21021da177e4SLinus Torvalds 21031da177e4SLinus Torvalds if(dacmode != -1) { 21041da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 21051da177e4SLinus Torvalds } 2106d8e96507SLeubner, Achim 2107d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2108d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2109d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2110d8e96507SLeubner, Achim dev->nondasd_support = 0; 2111d8e96507SLeubner, Achim dev->jbod = 0; 2112d8e96507SLeubner, Achim expose_physicals = 0; 2113d8e96507SLeubner, Achim } 2114d8e96507SLeubner, Achim 21158105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 21168105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 21172f7ecc55SSalyzyn, Mark if (!dev->in_reset) 21188105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 21198105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 21208105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 21211da177e4SLinus Torvalds dev->dac_support = 0; 21221da177e4SLinus Torvalds } else { 21238105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 21241da177e4SLinus Torvalds rcode = -ENOMEM; 21251da177e4SLinus Torvalds } 21261da177e4SLinus Torvalds } 21277c00ffa3SMark Haverkamp /* 2128e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2129e8f32de5SMark Haverkamp * interface. 21307c00ffa3SMark Haverkamp */ 2131e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 213294cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 213394cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 213494cf6ba1SSalyzyn, Mark : aac_scsi_64) 2135e8f32de5SMark Haverkamp : aac_scsi_32; 2136e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2137e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2138e8f32de5SMark Haverkamp ? aac_bounds_64 2139e8f32de5SMark Haverkamp : aac_bounds_32; 2140e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2141e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2142e8f32de5SMark Haverkamp } else { 2143e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 21447c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 21457c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 214663a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 214763a70eeaSMark Haverkamp sizeof(struct sgentry); 21487c00ffa3SMark Haverkamp if (dev->dac_support) { 2149e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2150e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 21517c00ffa3SMark Haverkamp /* 21527c00ffa3SMark Haverkamp * 38 scatter gather elements 21537c00ffa3SMark Haverkamp */ 21547c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 21557c00ffa3SMark Haverkamp (dev->max_fib_size - 21567c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 21577c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 215863a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 215963a70eeaSMark Haverkamp sizeof(struct sgentry64); 2160e8f32de5SMark Haverkamp } else { 2161e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2162e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 21637c00ffa3SMark Haverkamp } 21647c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 21657c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 21667c00ffa3SMark Haverkamp /* 21677c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 21687c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 21697c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 21707c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 21717c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 21727c00ffa3SMark Haverkamp * element. 21737c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 21747c00ffa3SMark Haverkamp */ 21757c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 21767c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 21777c00ffa3SMark Haverkamp } 21780e68c003SMark Haverkamp } 2179ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2180ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2181ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2182ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2183ab5d129fSRaghava Aditya Renukunta 2184cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2185cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2186bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2187bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2188cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 21891da177e4SLinus Torvalds 21901da177e4SLinus Torvalds return rcode; 21911da177e4SLinus Torvalds } 21921da177e4SLinus Torvalds 21931da177e4SLinus Torvalds 2194e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 21951da177e4SLinus Torvalds { 21961da177e4SLinus Torvalds struct aac_dev *dev; 21971da177e4SLinus Torvalds struct aac_read_reply *readreply; 21981da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21991da177e4SLinus Torvalds u32 cid; 22001da177e4SLinus Torvalds 22011da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 22021da177e4SLinus Torvalds 220303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 220403d44337SMark Haverkamp return; 220503d44337SMark Haverkamp 22061a655040SSalyzyn, Mark dev = fibptr->dev; 2207e5718774SMark Haverkamp cid = scmd_id(scsicmd); 22081da177e4SLinus Torvalds 22097a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 22107a8cf29dSMark Haverkamp u64 lba; 22117a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 22127a8cf29dSMark Haverkamp case WRITE_6: 22137a8cf29dSMark Haverkamp case READ_6: 22147a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 22157a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 22167a8cf29dSMark Haverkamp break; 22177a8cf29dSMark Haverkamp case WRITE_16: 22187a8cf29dSMark Haverkamp case READ_16: 22197a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 22207a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 22217a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 22227a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 22237a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 22247a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 22257a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 22267a8cf29dSMark Haverkamp break; 22277a8cf29dSMark Haverkamp case WRITE_12: 22287a8cf29dSMark Haverkamp case READ_12: 22297a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22307a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22317a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22327a8cf29dSMark Haverkamp break; 22337a8cf29dSMark Haverkamp default: 22347a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22357a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22367a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22377a8cf29dSMark Haverkamp break; 22387a8cf29dSMark Haverkamp } 22397a8cf29dSMark Haverkamp printk(KERN_DEBUG 22407a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 22417a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 22427a8cf29dSMark Haverkamp } 22431da177e4SLinus Torvalds 2244125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 22451da177e4SLinus Torvalds 2246727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2247727eead6SFUJITA Tomonori 22481da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2249655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2250655d722cSMark Salyzyn case ST_OK: 2251655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2252655d722cSMark Salyzyn SAM_STAT_GOOD; 2253655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2254655d722cSMark Salyzyn break; 2255655d722cSMark Salyzyn case ST_NOT_READY: 2256655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2257655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2258655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2259655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2260655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2261655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2262655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2263655d722cSMark Salyzyn break; 2264f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2265f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2266f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2267f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2268f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2269f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2270f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2271f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2272f956a669SRaghava Aditya Renukunta break; 2273655d722cSMark Salyzyn default: 22747c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2275e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 22761da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 22777c00ffa3SMark Haverkamp #endif 2278655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2279655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 22808e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22818e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 22828e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 22831da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22843ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 22853ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2286655d722cSMark Salyzyn break; 22871da177e4SLinus Torvalds } 2288bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 22891da177e4SLinus Torvalds 22908e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22911da177e4SLinus Torvalds } 22921da177e4SLinus Torvalds 22939e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 22941da177e4SLinus Torvalds { 22957a8cf29dSMark Haverkamp u64 lba; 22961da177e4SLinus Torvalds u32 count; 22971da177e4SLinus Torvalds int status; 22981da177e4SLinus Torvalds struct aac_dev *dev; 22991da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2300da3cc679SRajashekhara, Mahesh int cid; 23011da177e4SLinus Torvalds 23021da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23031da177e4SLinus Torvalds /* 23041da177e4SLinus Torvalds * Get block address and transfer length 23051da177e4SLinus Torvalds */ 23067a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23077a8cf29dSMark Haverkamp case READ_6: 23089e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 23091da177e4SLinus Torvalds 23107a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23117a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23121da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 23131da177e4SLinus Torvalds 23141da177e4SLinus Torvalds if (count == 0) 23151da177e4SLinus Torvalds count = 256; 23167a8cf29dSMark Haverkamp break; 23177a8cf29dSMark Haverkamp case READ_16: 23189e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 23197a8cf29dSMark Haverkamp 23207a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23217a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23227a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23237a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23247a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23257a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23267a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23277a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 23287a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 23297a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 23307a8cf29dSMark Haverkamp break; 23317a8cf29dSMark Haverkamp case READ_12: 23329e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 23337a8cf29dSMark Haverkamp 23347a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23357a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23367a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23377a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 23387a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23397a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23407a8cf29dSMark Haverkamp break; 23417a8cf29dSMark Haverkamp default: 23429e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 23431da177e4SLinus Torvalds 23447a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23457a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23467a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23471da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 23487a8cf29dSMark Haverkamp break; 23491da177e4SLinus Torvalds } 2350da3cc679SRajashekhara, Mahesh 2351da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2352da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2353da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2354da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2355da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2356da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2357da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2358da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2359da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2360da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2361da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2362da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2363da3cc679SRajashekhara, Mahesh return 1; 2364da3cc679SRajashekhara, Mahesh } 2365da3cc679SRajashekhara, Mahesh 23667a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 23677c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2368e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 23697a8cf29dSMark Haverkamp return 0; 23701da177e4SLinus Torvalds /* 23711da177e4SLinus Torvalds * Alocate and initialize a Fib 23721da177e4SLinus Torvalds */ 23736bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 23741ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2375e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 23761da177e4SLinus Torvalds 23771da177e4SLinus Torvalds /* 23781da177e4SLinus Torvalds * Check that the command queued to the controller 23791da177e4SLinus Torvalds */ 23801ae948faSBrian King if (status == -EINPROGRESS) 23811da177e4SLinus Torvalds return 0; 23821da177e4SLinus Torvalds 2383bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 23841da177e4SLinus Torvalds /* 23851da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 23861da177e4SLinus Torvalds */ 23871da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 23888e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2389bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2390bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23911da177e4SLinus Torvalds return 0; 23921da177e4SLinus Torvalds } 23931da177e4SLinus Torvalds 23949e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 23951da177e4SLinus Torvalds { 23967a8cf29dSMark Haverkamp u64 lba; 23971da177e4SLinus Torvalds u32 count; 23989d399cc7SSalyzyn, Mark int fua; 23991da177e4SLinus Torvalds int status; 24001da177e4SLinus Torvalds struct aac_dev *dev; 24011da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2402da3cc679SRajashekhara, Mahesh int cid; 24031da177e4SLinus Torvalds 24041da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24051da177e4SLinus Torvalds /* 24061da177e4SLinus Torvalds * Get block address and transfer length 24071da177e4SLinus Torvalds */ 24081da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 24091da177e4SLinus Torvalds { 24101da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24111da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24121da177e4SLinus Torvalds if (count == 0) 24131da177e4SLinus Torvalds count = 256; 24149d399cc7SSalyzyn, Mark fua = 0; 24157a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 24169e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 24177a8cf29dSMark Haverkamp 24187a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24197a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24207a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24217a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24227a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24237a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24247a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24257a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 24267a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24279d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24287a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 24299e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 24307a8cf29dSMark Haverkamp 24317a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 24327a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24337a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 24347a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24359d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24361da177e4SLinus Torvalds } else { 24379e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 24387a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24391da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24409d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 24411da177e4SLinus Torvalds } 2442da3cc679SRajashekhara, Mahesh 2443da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2444da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2445da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2446da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2447da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2448da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2449da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2450da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2451da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2452da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2453da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2454da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2455da3cc679SRajashekhara, Mahesh return 1; 2456da3cc679SRajashekhara, Mahesh } 2457da3cc679SRajashekhara, Mahesh 24587a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 24591da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2460e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24617a8cf29dSMark Haverkamp return 0; 24621da177e4SLinus Torvalds /* 24631da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 24641da177e4SLinus Torvalds */ 24656bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24661ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 24679d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 24681da177e4SLinus Torvalds 24691da177e4SLinus Torvalds /* 24701da177e4SLinus Torvalds * Check that the command queued to the controller 24711da177e4SLinus Torvalds */ 24721ae948faSBrian King if (status == -EINPROGRESS) 24731da177e4SLinus Torvalds return 0; 24741da177e4SLinus Torvalds 2475bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 24761da177e4SLinus Torvalds /* 24771da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24781da177e4SLinus Torvalds */ 24791da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 24808e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24811da177e4SLinus Torvalds 2482bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2483bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24841da177e4SLinus Torvalds return 0; 24851da177e4SLinus Torvalds } 24861da177e4SLinus Torvalds 24871da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 24881da177e4SLinus Torvalds { 24891da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 24901da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24911da177e4SLinus Torvalds 24921da177e4SLinus Torvalds cmd = context; 24931da177e4SLinus Torvalds 249403d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 249503d44337SMark Haverkamp return; 249603d44337SMark Haverkamp 24971da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 24981da177e4SLinus Torvalds smp_processor_id(), jiffies)); 24991da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 25001da177e4SLinus Torvalds 25011da177e4SLinus Torvalds 25021da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 25031da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 25041da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 25051da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 25061da177e4SLinus Torvalds else { 25071da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 25081a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2509e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 25101da177e4SLinus Torvalds printk(KERN_WARNING 25111da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 25121da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 25131da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 25141da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 25158e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 25168e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 25178e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 25181da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2519b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2520b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 25211da177e4SLinus Torvalds } 25221da177e4SLinus Torvalds 2523bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2524bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 25258e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 25261da177e4SLinus Torvalds } 25271da177e4SLinus Torvalds 25289e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 25291da177e4SLinus Torvalds { 25301da177e4SLinus Torvalds int status; 25311da177e4SLinus Torvalds struct fib *cmd_fibcontext; 25321da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 25331da177e4SLinus Torvalds struct scsi_cmnd *cmd; 25341da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 25351da177e4SLinus Torvalds int active = 0; 253690ee3466SMark Haverkamp struct aac_dev *aac; 2537b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2538b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2539b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25401da177e4SLinus Torvalds unsigned long flags; 25411da177e4SLinus Torvalds 25421da177e4SLinus Torvalds /* 254377d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 254477d644d4SMark Haverkamp * specific target (block). 25451da177e4SLinus Torvalds */ 25461da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 25471da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2548b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2549b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2550b90f90d2SSalyzyn, Mark u32 cmnd_count; 2551b90f90d2SSalyzyn, Mark 2552b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2553b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2554b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2555b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2556b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2557b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2558b90f90d2SSalyzyn, Mark cmnd_count = 256; 2559b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2560b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2561b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2562b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2563b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2564b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2565b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2566b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2567b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2568b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2569b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2570b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2571b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2572b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2573b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2574b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2575b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2576b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2577b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2578b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2579b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2580b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2581b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2582b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2583b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2584b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2585b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2586b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2587b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2588b90f90d2SSalyzyn, Mark } else 2589b90f90d2SSalyzyn, Mark continue; 2590b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2591b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2592b90f90d2SSalyzyn, Mark continue; 25931da177e4SLinus Torvalds ++active; 25941da177e4SLinus Torvalds break; 25951da177e4SLinus Torvalds } 25961da177e4SLinus Torvalds 25971da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 25981da177e4SLinus Torvalds 25991da177e4SLinus Torvalds /* 26001da177e4SLinus Torvalds * Yield the processor (requeue for later) 26011da177e4SLinus Torvalds */ 26021da177e4SLinus Torvalds if (active) 26031da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 26041da177e4SLinus Torvalds 2605f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 26068c867b25SMark Haverkamp if (aac->in_reset) 26078c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 26088c867b25SMark Haverkamp 26091da177e4SLinus Torvalds /* 26107c00ffa3SMark Haverkamp * Allocate and initialize a Fib 26111da177e4SLinus Torvalds */ 261290ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 26131da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26141da177e4SLinus Torvalds 2615bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 26161da177e4SLinus Torvalds 26171da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 26181da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 26191da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 26209e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 26211da177e4SLinus Torvalds synchronizecmd->count = 26221da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 26231ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 26241da177e4SLinus Torvalds 26251da177e4SLinus Torvalds /* 26261da177e4SLinus Torvalds * Now send the Fib to the adapter 26271da177e4SLinus Torvalds */ 2628bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 26291da177e4SLinus Torvalds cmd_fibcontext, 26301da177e4SLinus Torvalds sizeof(struct aac_synchronize), 26311da177e4SLinus Torvalds FsaNormal, 26321da177e4SLinus Torvalds 0, 1, 26331da177e4SLinus Torvalds (fib_callback)synchronize_callback, 26341da177e4SLinus Torvalds (void *)scsicmd); 26351da177e4SLinus Torvalds 26361da177e4SLinus Torvalds /* 26371da177e4SLinus Torvalds * Check that the command queued to the controller 26381da177e4SLinus Torvalds */ 26391ae948faSBrian King if (status == -EINPROGRESS) 26401da177e4SLinus Torvalds return 0; 26411da177e4SLinus Torvalds 26421da177e4SLinus Torvalds printk(KERN_WARNING 2643bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2644bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2645bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26461da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26471da177e4SLinus Torvalds } 26481da177e4SLinus Torvalds 2649655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2650655d722cSMark Salyzyn { 2651655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2652655d722cSMark Salyzyn 2653655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2654655d722cSMark Salyzyn return; 2655655d722cSMark Salyzyn 2656655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2657655d722cSMark Salyzyn 2658655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2659655d722cSMark Salyzyn 2660655d722cSMark Salyzyn aac_fib_complete(fibptr); 2661655d722cSMark Salyzyn aac_fib_free(fibptr); 2662655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2663655d722cSMark Salyzyn } 2664655d722cSMark Salyzyn 2665655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2666655d722cSMark Salyzyn { 2667655d722cSMark Salyzyn int status; 2668655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2669655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2670655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2671655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2672655d722cSMark Salyzyn 26731c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2674655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2675655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2676655d722cSMark Salyzyn SAM_STAT_GOOD; 2677655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2678655d722cSMark Salyzyn return 0; 2679655d722cSMark Salyzyn } 2680655d722cSMark Salyzyn 2681655d722cSMark Salyzyn if (aac->in_reset) 2682655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2683655d722cSMark Salyzyn 2684655d722cSMark Salyzyn /* 2685655d722cSMark Salyzyn * Allocate and initialize a Fib 2686655d722cSMark Salyzyn */ 26876bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2688655d722cSMark Salyzyn 2689655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2690655d722cSMark Salyzyn 2691655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2692655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2693655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2694655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2695655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2696655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2697655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2698655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2699655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 27001ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2701655d722cSMark Salyzyn 2702655d722cSMark Salyzyn /* 2703655d722cSMark Salyzyn * Now send the Fib to the adapter 2704655d722cSMark Salyzyn */ 2705655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2706655d722cSMark Salyzyn cmd_fibcontext, 2707655d722cSMark Salyzyn sizeof(struct aac_power_management), 2708655d722cSMark Salyzyn FsaNormal, 2709655d722cSMark Salyzyn 0, 1, 2710655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2711655d722cSMark Salyzyn (void *)scsicmd); 2712655d722cSMark Salyzyn 2713655d722cSMark Salyzyn /* 2714655d722cSMark Salyzyn * Check that the command queued to the controller 2715655d722cSMark Salyzyn */ 27161ae948faSBrian King if (status == -EINPROGRESS) 2717655d722cSMark Salyzyn return 0; 2718655d722cSMark Salyzyn 2719655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2720655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2721655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2722655d722cSMark Salyzyn } 2723655d722cSMark Salyzyn 27241da177e4SLinus Torvalds /** 27251da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 27261da177e4SLinus Torvalds * @scsicmd: SCSI command block 27271da177e4SLinus Torvalds * 27281da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 27291da177e4SLinus Torvalds * aacraid firmware. 27301da177e4SLinus Torvalds */ 27311da177e4SLinus Torvalds 27321da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 27331da177e4SLinus Torvalds { 2734ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 27351da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 27361da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 27371da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 27381da177e4SLinus Torvalds 273990ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 274090ee3466SMark Haverkamp return -1; 27411da177e4SLinus Torvalds /* 27421da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 27431da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27441da177e4SLinus Torvalds * itself. 27451da177e4SLinus Torvalds */ 27461a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27471a655040SSalyzyn, Mark if (cid != host->this_id) { 27481a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27491a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2750e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27511da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2752c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27531da177e4SLinus Torvalds } 27541da177e4SLinus Torvalds 27551da177e4SLinus Torvalds /* 27561da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27571da177e4SLinus Torvalds * been newly created 27581da177e4SLinus Torvalds */ 2759655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2760655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2761655d722cSMark Salyzyn NOT_READY)) { 27621da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2763eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27647a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27657a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27667a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 27677a8cf29dSMark Haverkamp break; 27681da177e4SLinus Torvalds case INQUIRY: 27691da177e4SLinus Torvalds case READ_CAPACITY: 27701da177e4SLinus Torvalds case TEST_UNIT_READY: 27718c867b25SMark Haverkamp if (dev->in_reset) 27728c867b25SMark Haverkamp return -1; 2773fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2774fe76df42SMark Haverkamp aac_probe_container_callback2); 27751da177e4SLinus Torvalds default: 27761da177e4SLinus Torvalds break; 27771da177e4SLinus Torvalds } 27781da177e4SLinus Torvalds } 27791da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2780ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2781ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2782ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2783ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2784ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2785ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2786ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2787ab5d129fSRaghava Aditya Renukunta } 2788ab5d129fSRaghava Aditya Renukunta } 2789ab5d129fSRaghava Aditya Renukunta 2790ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2791ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2792ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2793ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2794ab5d129fSRaghava Aditya Renukunta return -1; 2795ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2796ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2797cb1042f2SSalyzyn, Mark dev->jbod) { 27988c867b25SMark Haverkamp if (dev->in_reset) 27998c867b25SMark Haverkamp return -1; 28001da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 28011da177e4SLinus Torvalds } else { 28021da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2803c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28041da177e4SLinus Torvalds } 28051da177e4SLinus Torvalds } 28061da177e4SLinus Torvalds } 28071da177e4SLinus Torvalds /* 28081da177e4SLinus Torvalds * else Command for the controller itself 28091da177e4SLinus Torvalds */ 28101da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 28111da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 28121da177e4SLinus Torvalds { 28131da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 28141da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 28158e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28168e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28178e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28181da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28193ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 28203ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2821c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28221da177e4SLinus Torvalds } 28231da177e4SLinus Torvalds 28241da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2825c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2826c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2827c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2828c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2829c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2830c4e2fbcaSRaghava Aditya Renukunta return -1; 2831c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2832c4e2fbcaSRaghava Aditya Renukunta 2833c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2834c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2835c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2836c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2837c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2838c4e2fbcaSRaghava Aditya Renukunta return -1; 2839c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2840c4e2fbcaSRaghava Aditya Renukunta 2841c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2842c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2843c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2844c4e2fbcaSRaghava Aditya Renukunta break; 2845c4e2fbcaSRaghava Aditya Renukunta } 2846c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2847c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2848c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 28491da177e4SLinus Torvalds case INQUIRY: 28501da177e4SLinus Torvalds { 28513b2946ccSMark Haverkamp struct inquiry_data inq_data; 28521da177e4SLinus Torvalds 28531a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28543b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28551da177e4SLinus Torvalds 2856d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 285788e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 285888e2f98eSSalyzyn, Mark 285988e2f98eSSalyzyn, Mark /* EVPD bit set */ 286088e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 286188e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 286288e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 286388e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28645d910649SMahesh Rajashekhara arr[3] = 3; 286588e2f98eSSalyzyn, Mark arr[4] = 0x0; 286688e2f98eSSalyzyn, Mark arr[5] = 0x80; 28675d910649SMahesh Rajashekhara arr[6] = 0x83; 286888e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2869d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 287088e2f98eSSalyzyn, Mark sizeof(inq_data)); 2871c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 287288e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 287388e2f98eSSalyzyn, Mark /* unit serial number page */ 287488e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 287588e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 287688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2877d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 287888e2f98eSSalyzyn, Mark sizeof(inq_data)); 2879d8e96507SLeubner, Achim if (aac_wwn != 2) 2880d8e96507SLeubner, Achim return aac_get_container_serial( 2881d8e96507SLeubner, Achim scsicmd); 2882c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 28835d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 28845d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 28855d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 28865d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 28875d910649SMahesh Rajashekhara scmd_id(scsicmd)); 28885d910649SMahesh Rajashekhara if (aac_wwn != 2) 28895d910649SMahesh Rajashekhara return aac_get_container_serial( 28905d910649SMahesh Rajashekhara scsicmd); 2891c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 289288e2f98eSSalyzyn, Mark } else { 289388e2f98eSSalyzyn, Mark /* vpd page not implemented */ 289488e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 289588e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 289688e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 28978e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28988e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 28998e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 290088e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 290188e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 29023ace426fSSalyzyn, Mark min_t(size_t, 29033ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29043ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 290588e2f98eSSalyzyn, Mark } 2906c4e2fbcaSRaghava Aditya Renukunta break; 290788e2f98eSSalyzyn, Mark } 29083b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 29093b2946ccSMark 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 */ 29103b2946ccSMark Haverkamp inq_data.inqd_len = 31; 29111da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 29123b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 29131da177e4SLinus Torvalds /* 29141da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 29151da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 29161da177e4SLinus Torvalds */ 29171a655040SSalyzyn, Mark if (cid == host->this_id) { 29186391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 29193b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2920d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2921d4345028SFUJITA Tomonori sizeof(inq_data)); 2922c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2923c4e2fbcaSRaghava Aditya Renukunta break; 29241da177e4SLinus Torvalds } 29258c867b25SMark Haverkamp if (dev->in_reset) 29268c867b25SMark Haverkamp return -1; 2927794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 29283b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2929d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 29309e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 29311da177e4SLinus Torvalds } 2932eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 29337a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 29347a8cf29dSMark Haverkamp !(dev->raw_io_64) || 29357a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 29367a8cf29dSMark Haverkamp break; 29377a8cf29dSMark Haverkamp { 29387a8cf29dSMark Haverkamp u64 capacity; 293907ce5ebaSMark Haverkamp char cp[13]; 2940b271f1c8SFUJITA Tomonori unsigned int alloc_len; 29417a8cf29dSMark Haverkamp 29427a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 29437a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29447a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29457a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29467a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29477a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29487a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29497a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29507a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29517a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2952b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2953b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2954b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2955b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 295607ce5ebaSMark Haverkamp cp[12] = 0; 295707ce5ebaSMark Haverkamp 2958b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2959b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2960b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2961b271f1c8SFUJITA Tomonori 2962b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2963d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2964b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2965b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2966b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29677a8cf29dSMark Haverkamp 29687a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29697a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29707a8cf29dSMark Haverkamp 2971c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2972c4e2fbcaSRaghava Aditya Renukunta break; 29737a8cf29dSMark Haverkamp } 29747a8cf29dSMark Haverkamp 29751da177e4SLinus Torvalds case READ_CAPACITY: 29761da177e4SLinus Torvalds { 29771da177e4SLinus Torvalds u32 capacity; 29783b2946ccSMark Haverkamp char cp[8]; 29791da177e4SLinus Torvalds 29801da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 29817a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 29821da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 29831da177e4SLinus Torvalds else 29841da177e4SLinus Torvalds capacity = (u32)-1; 29853b2946ccSMark Haverkamp 29861da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 29871da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 29881da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 29891da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2990b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2991b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2992b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2993b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2994d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 29957a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29967a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2997c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2998c4e2fbcaSRaghava Aditya Renukunta break; 29991da177e4SLinus Torvalds } 30001da177e4SLinus Torvalds 30011da177e4SLinus Torvalds case MODE_SENSE: 30021da177e4SLinus Torvalds { 30039d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3004b836439fSMahesh Rajashekhara u32 capacity; 3005b836439fSMahesh Rajashekhara aac_modep_data mpd; 3006b836439fSMahesh Rajashekhara 3007b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3008b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3009b836439fSMahesh Rajashekhara else 3010b836439fSMahesh Rajashekhara capacity = (u32)-1; 30111da177e4SLinus Torvalds 30121da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3013b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3014b836439fSMahesh Rajashekhara 3015b836439fSMahesh Rajashekhara /* Mode data length */ 3016b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3017b836439fSMahesh Rajashekhara /* Medium type - default */ 3018b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3019b836439fSMahesh Rajashekhara /* Device-specific param, 30209d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30219d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3022b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3023b836439fSMahesh Rajashekhara 302495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3025b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3026b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3027b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3028b836439fSMahesh Rajashekhara else { 3029b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3030b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3031b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3032b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3033b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3034b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3035b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3036b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 30375d910649SMahesh Rajashekhara 30385d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 30395d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 30405d910649SMahesh Rajashekhara /* page length */ 30415d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 30425d910649SMahesh Rajashekhara /* Mode data length */ 30435d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30445d910649SMahesh Rajashekhara } else { 30455d910649SMahesh Rajashekhara /* Mode data length */ 30465d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30475d910649SMahesh Rajashekhara } 30485d910649SMahesh Rajashekhara 3049b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3050b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3051b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3052b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3053b836439fSMahesh Rajashekhara } else { 3054b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3055b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3056b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3057b836439fSMahesh Rajashekhara } 3058b836439fSMahesh Rajashekhara } 30599d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30609d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3061b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3062b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3063b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3064b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 306595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3066b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30675d910649SMahesh Rajashekhara } 30685d910649SMahesh Rajashekhara 30699d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30709d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30715d910649SMahesh Rajashekhara else 30725d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3073b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3074b836439fSMahesh Rajashekhara (char *)&mpd, 3075b836439fSMahesh Rajashekhara mode_buf_length); 3076c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3077c4e2fbcaSRaghava Aditya Renukunta break; 30781da177e4SLinus Torvalds } 30791da177e4SLinus Torvalds case MODE_SENSE_10: 30801da177e4SLinus Torvalds { 3081b836439fSMahesh Rajashekhara u32 capacity; 30829d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3083b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3084b836439fSMahesh Rajashekhara 3085b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3086b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3087b836439fSMahesh Rajashekhara else 3088b836439fSMahesh Rajashekhara capacity = (u32)-1; 30891da177e4SLinus Torvalds 30901da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3091b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3092b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3093b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3094b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3095b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3096b836439fSMahesh Rajashekhara /* Medium type - default */ 3097b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3098b836439fSMahesh Rajashekhara /* Device-specific param, 30999d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31009d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3101b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3102b836439fSMahesh Rajashekhara 310395e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3104b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3105b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3106b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3107b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3108b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3109b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3110b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3111b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3112b836439fSMahesh Rajashekhara } else { 3113b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3114b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3115b836439fSMahesh Rajashekhara 3116b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3117b836439fSMahesh Rajashekhara 3118b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3119b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3120b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3121b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3122b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3123b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3124b836439fSMahesh Rajashekhara 3125b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3126b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3127b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3128b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3129b836439fSMahesh Rajashekhara } else { 3130b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3131b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3132b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3133b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3134b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3135b836439fSMahesh Rajashekhara capacity & 0xff; 3136b836439fSMahesh Rajashekhara } 3137b836439fSMahesh Rajashekhara } 31389d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31399d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3140b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3141b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3142b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3143b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 314495e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3145b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31469d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31479d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31489d399cc7SSalyzyn, Mark } 3149b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3150b836439fSMahesh Rajashekhara (char *)&mpd10, 3151b836439fSMahesh Rajashekhara mode_buf_length); 31521da177e4SLinus Torvalds 3153c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3154c4e2fbcaSRaghava Aditya Renukunta break; 31551da177e4SLinus Torvalds } 31561da177e4SLinus Torvalds case REQUEST_SENSE: 31571da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3158c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3159c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3160c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3161c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3162c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3163c4e2fbcaSRaghava Aditya Renukunta break; 31641da177e4SLinus Torvalds 31651da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31661da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31671da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31681da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31691da177e4SLinus Torvalds else 31701da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31711da177e4SLinus Torvalds 3172c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3173c4e2fbcaSRaghava Aditya Renukunta break; 31741da177e4SLinus Torvalds /* 31751da177e4SLinus Torvalds * These commands are all No-Ops 31761da177e4SLinus Torvalds */ 31771da177e4SLinus Torvalds case TEST_UNIT_READY: 3178655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3179655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3180655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3181655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3182655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3183655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3184655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3185655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3186655d722cSMark Salyzyn min_t(size_t, 3187655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3188655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3189c4e2fbcaSRaghava Aditya Renukunta break; 3190655d722cSMark Salyzyn } 31911da177e4SLinus Torvalds case RESERVE: 31921da177e4SLinus Torvalds case RELEASE: 31931da177e4SLinus Torvalds case REZERO_UNIT: 31941da177e4SLinus Torvalds case REASSIGN_BLOCKS: 31951da177e4SLinus Torvalds case SEEK_10: 3196c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3197c4e2fbcaSRaghava Aditya Renukunta break; 3198655d722cSMark Salyzyn 3199655d722cSMark Salyzyn case START_STOP: 3200655d722cSMark Salyzyn return aac_start_stop(scsicmd); 32011da177e4SLinus Torvalds 320295e852e1SSalyzyn, Mark /* FALLTHRU */ 32031da177e4SLinus Torvalds default: 32041da177e4SLinus Torvalds /* 32051da177e4SLinus Torvalds * Unhandled commands 32061da177e4SLinus Torvalds */ 3207c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3208c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3209c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3210c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 32118e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 32121da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 32138e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 32141da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 32153ace426fSSalyzyn, Mark min_t(size_t, 32163ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 32173ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3218c4e2fbcaSRaghava Aditya Renukunta } 3219c4e2fbcaSRaghava Aditya Renukunta 3220c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3221c4e2fbcaSRaghava Aditya Renukunta 32221da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 32231da177e4SLinus Torvalds return 0; 32241da177e4SLinus Torvalds } 32251da177e4SLinus Torvalds 32261da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 32271da177e4SLinus Torvalds { 32281da177e4SLinus Torvalds struct aac_query_disk qd; 32291da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32301da177e4SLinus Torvalds 32311da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 323290ee3466SMark Haverkamp if (!fsa_dev_ptr) 323365101355SMark Haverkamp return -EBUSY; 32341da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 32351da177e4SLinus Torvalds return -EFAULT; 3236e6fd916aSDan Carpenter if (qd.cnum == -1) { 3237e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3238e6fd916aSDan Carpenter return -EINVAL; 3239e5718774SMark Haverkamp qd.cnum = qd.id; 3240e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 32411da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 32421da177e4SLinus Torvalds return -EINVAL; 32431da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 32441da177e4SLinus Torvalds qd.bus = 0; 32451da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32461da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32471da177e4SLinus Torvalds } 32481da177e4SLinus Torvalds else return -EINVAL; 32491da177e4SLinus Torvalds 3250fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32511da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32521da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32531da177e4SLinus Torvalds 32541da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32551da177e4SLinus Torvalds qd.unmapped = 1; 32561da177e4SLinus Torvalds else 32571da177e4SLinus Torvalds qd.unmapped = 0; 32581da177e4SLinus Torvalds 32591da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32601da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32611da177e4SLinus Torvalds 32621da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32631da177e4SLinus Torvalds return -EFAULT; 32641da177e4SLinus Torvalds return 0; 32651da177e4SLinus Torvalds } 32661da177e4SLinus Torvalds 32671da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32681da177e4SLinus Torvalds { 32691da177e4SLinus Torvalds struct aac_delete_disk dd; 32701da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32711da177e4SLinus Torvalds 32721da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 327365101355SMark Haverkamp if (!fsa_dev_ptr) 327465101355SMark Haverkamp return -EBUSY; 32751da177e4SLinus Torvalds 32761da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32771da177e4SLinus Torvalds return -EFAULT; 32781da177e4SLinus Torvalds 32791da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32801da177e4SLinus Torvalds return -EINVAL; 32811da177e4SLinus Torvalds /* 32821da177e4SLinus Torvalds * Mark this container as being deleted. 32831da177e4SLinus Torvalds */ 32841da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 32851da177e4SLinus Torvalds /* 32861da177e4SLinus Torvalds * Mark the container as no longer valid 32871da177e4SLinus Torvalds */ 32881da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32891da177e4SLinus Torvalds return 0; 32901da177e4SLinus Torvalds } 32911da177e4SLinus Torvalds 32921da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 32931da177e4SLinus Torvalds { 32941da177e4SLinus Torvalds struct aac_delete_disk dd; 32951da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32961da177e4SLinus Torvalds 32971da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 329890ee3466SMark Haverkamp if (!fsa_dev_ptr) 329965101355SMark Haverkamp return -EBUSY; 33001da177e4SLinus Torvalds 33011da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 33021da177e4SLinus Torvalds return -EFAULT; 33031da177e4SLinus Torvalds 33041da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 33051da177e4SLinus Torvalds return -EINVAL; 33061da177e4SLinus Torvalds /* 33071da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 33081da177e4SLinus Torvalds */ 33091da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 33101da177e4SLinus Torvalds return -EBUSY; 33111da177e4SLinus Torvalds else { 33121da177e4SLinus Torvalds /* 33131da177e4SLinus Torvalds * Mark the container as no longer being valid. 33141da177e4SLinus Torvalds */ 33151da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 33161da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 33171da177e4SLinus Torvalds return 0; 33181da177e4SLinus Torvalds } 33191da177e4SLinus Torvalds } 33201da177e4SLinus Torvalds 33211da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 33221da177e4SLinus Torvalds { 33231da177e4SLinus Torvalds switch (cmd) { 33241da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 33251da177e4SLinus Torvalds return query_disk(dev, arg); 33261da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 33271da177e4SLinus Torvalds return delete_disk(dev, arg); 33281da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 33291da177e4SLinus Torvalds return force_delete_disk(dev, arg); 33301da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 33311da177e4SLinus Torvalds return aac_get_containers(dev); 33321da177e4SLinus Torvalds default: 33331da177e4SLinus Torvalds return -ENOTTY; 33341da177e4SLinus Torvalds } 33351da177e4SLinus Torvalds } 33361da177e4SLinus Torvalds 33371da177e4SLinus Torvalds /** 33381da177e4SLinus Torvalds * 33391da177e4SLinus Torvalds * aac_srb_callback 33401da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 33411da177e4SLinus Torvalds * @fibptr: pointer to the fib 33421da177e4SLinus Torvalds * 33431da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 33441da177e4SLinus Torvalds * 33451da177e4SLinus Torvalds */ 33461da177e4SLinus Torvalds 33471da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33481da177e4SLinus Torvalds { 33491da177e4SLinus Torvalds struct aac_dev *dev; 33501da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33511da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33521da177e4SLinus Torvalds 33531da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 335403d44337SMark Haverkamp 335503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 335603d44337SMark Haverkamp return; 335703d44337SMark Haverkamp 3358125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33594ec57fb4SRaghava Aditya Renukunta 33601a655040SSalyzyn, Mark dev = fibptr->dev; 33611a655040SSalyzyn, Mark 336255b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33634ec57fb4SRaghava Aditya Renukunta 33641da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 336585d22bbfSMahesh Rajashekhara 336685d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 336785d22bbfSMahesh Rajashekhara /* fast response */ 336885d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 336985d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 337085d22bbfSMahesh Rajashekhara } else { 33711da177e4SLinus Torvalds /* 33721da177e4SLinus Torvalds * Calculate resid for sg 33731da177e4SLinus Torvalds */ 3374727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3375727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33764ec57fb4SRaghava Aditya Renukunta } 33774ec57fb4SRaghava Aditya Renukunta 33784ec57fb4SRaghava Aditya Renukunta 33794ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33804ec57fb4SRaghava Aditya Renukunta 33814ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33824ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 33834ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 33844ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 33854ec57fb4SRaghava Aditya Renukunta 33861da177e4SLinus Torvalds /* 33871da177e4SLinus Torvalds * First check the fib status 33881da177e4SLinus Torvalds */ 33891da177e4SLinus Torvalds 33901da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 33911da177e4SLinus Torvalds int len; 339255b87608SMahesh Rajashekhara 33934ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 33944ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 33953ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 33963ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 339755b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 339855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 339955b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 340055b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 340155b87608SMahesh Rajashekhara srbreply->sense_data, len); 34021da177e4SLinus Torvalds } 34031da177e4SLinus Torvalds 34041da177e4SLinus Torvalds /* 34051da177e4SLinus Torvalds * Next check the srb status 34061da177e4SLinus Torvalds */ 34071da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 34081da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 34091da177e4SLinus Torvalds case SRB_STATUS_PENDING: 34101da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 34111da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34121da177e4SLinus Torvalds break; 34131da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 34141da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 34151da177e4SLinus Torvalds case READ_6: 34161da177e4SLinus Torvalds case WRITE_6: 34171da177e4SLinus Torvalds case READ_10: 34181da177e4SLinus Torvalds case WRITE_10: 34191da177e4SLinus Torvalds case READ_12: 34201da177e4SLinus Torvalds case WRITE_12: 34217a8cf29dSMark Haverkamp case READ_16: 34227a8cf29dSMark Haverkamp case WRITE_16: 342355b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 342455b87608SMahesh Rajashekhara < scsicmd->underflow) 34254ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 342655b87608SMahesh Rajashekhara else 34274ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 342855b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 342955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34301da177e4SLinus Torvalds break; 34314ec57fb4SRaghava Aditya Renukunta case INQUIRY: 343255b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 343355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34341da177e4SLinus Torvalds break; 34351da177e4SLinus Torvalds default: 34361da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 34371da177e4SLinus Torvalds break; 34381da177e4SLinus Torvalds } 34391da177e4SLinus Torvalds break; 34401da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 34411da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 34421da177e4SLinus Torvalds break; 34431da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 344455b87608SMahesh Rajashekhara /* 344555b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 344655b87608SMahesh Rajashekhara * hba was trying to abort for some reason 344755b87608SMahesh Rajashekhara */ 34481da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 34491da177e4SLinus Torvalds break; 34501da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 345155b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 345255b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 34531da177e4SLinus Torvalds break; 34541da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34551da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34561da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34571da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34581da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 345955b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 346055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34611da177e4SLinus Torvalds break; 34621da177e4SLinus Torvalds 34631da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34641da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 346555b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 346655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34671da177e4SLinus Torvalds break; 34681da177e4SLinus Torvalds 34691da177e4SLinus Torvalds case SRB_STATUS_BUSY: 347055b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 347155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34721da177e4SLinus Torvalds break; 34731da177e4SLinus Torvalds 34741da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 347555b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 347655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34771da177e4SLinus Torvalds break; 34781da177e4SLinus Torvalds 34791da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 348055b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 348155b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 34821da177e4SLinus Torvalds break; 34831da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34841da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34851da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34861da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34871da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34881da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34891da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34901da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34911da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34921da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 34931da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 34941da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 34951da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 34961da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 34971da177e4SLinus Torvalds default: 34981da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34994ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 35001da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 35011da177e4SLinus Torvalds aac_get_status_string( 35021da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 35031da177e4SLinus Torvalds scsicmd->cmnd[0], 35041da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 35051da177e4SLinus Torvalds #endif 35064ec57fb4SRaghava Aditya Renukunta /* 35074ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 35084ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 35094ec57fb4SRaghava Aditya Renukunta * 35104ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 35114ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 35124ec57fb4SRaghava Aditya Renukunta */ 35131fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 35141fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 35154ec57fb4SRaghava Aditya Renukunta 35161fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 35171fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 35181fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35191da177e4SLinus Torvalds break; 35201fc8010aSRajashekhara, Mahesh } else { 35211fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 35221fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35231fc8010aSRajashekhara, Mahesh break; 35241fc8010aSRajashekhara, Mahesh } 35251fc8010aSRajashekhara, Mahesh } else { 35261fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 35271fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 35281fc8010aSRajashekhara, Mahesh break; 35291fc8010aSRajashekhara, Mahesh } 35301da177e4SLinus Torvalds } 353155b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 353255b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 35331da177e4SLinus Torvalds int len; 353455b87608SMahesh Rajashekhara 35351da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 35363ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35373ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 35381da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35394ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 35407a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 35411da177e4SLinus Torvalds #endif 354255b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 354355b87608SMahesh Rajashekhara srbreply->sense_data, len); 354455b87608SMahesh Rajashekhara } 35454ec57fb4SRaghava Aditya Renukunta 35461da177e4SLinus Torvalds /* 35471da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35481da177e4SLinus Torvalds */ 35491da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35501da177e4SLinus Torvalds 3551bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35528e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35531da177e4SLinus Torvalds } 35541da177e4SLinus Torvalds 3555ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3556ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3557ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3558ab5d129fSRaghava Aditya Renukunta 3559ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3560ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3561ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3562ab5d129fSRaghava Aditya Renukunta 3563ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3564ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3565ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3566ab5d129fSRaghava Aditya Renukunta break; 3567ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3568ab5d129fSRaghava Aditya Renukunta { 3569ab5d129fSRaghava Aditya Renukunta int len; 3570ab5d129fSRaghava Aditya Renukunta 3571ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3572ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3573ab5d129fSRaghava Aditya Renukunta if (len) 3574ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3575ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3576ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3577ab5d129fSRaghava Aditya Renukunta break; 3578ab5d129fSRaghava Aditya Renukunta } 3579ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3580ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3581ab5d129fSRaghava Aditya Renukunta break; 3582ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3583ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3584ab5d129fSRaghava Aditya Renukunta break; 3585ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3586ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3587ab5d129fSRaghava Aditya Renukunta default: 3588ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3589ab5d129fSRaghava Aditya Renukunta break; 3590ab5d129fSRaghava Aditya Renukunta } 3591ab5d129fSRaghava Aditya Renukunta } 3592ab5d129fSRaghava Aditya Renukunta 3593ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3594ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3595ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3596ab5d129fSRaghava Aditya Renukunta { 3597ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3598ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3599ab5d129fSRaghava Aditya Renukunta { 3600ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3601ab5d129fSRaghava Aditya Renukunta 3602ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3603ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3604ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3605ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3606ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3607ab5d129fSRaghava Aditya Renukunta } 3608ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3609ab5d129fSRaghava Aditya Renukunta break; 3610ab5d129fSRaghava Aditya Renukunta } 3611ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3612ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3613ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3614ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3615ab5d129fSRaghava Aditya Renukunta break; 3616ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3617ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3618ab5d129fSRaghava Aditya Renukunta break; 3619ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3620ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3621ab5d129fSRaghava Aditya Renukunta break; 3622ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3623ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3624ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3625ab5d129fSRaghava Aditya Renukunta break; 3626ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3627ab5d129fSRaghava Aditya Renukunta default: 3628ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3629ab5d129fSRaghava Aditya Renukunta break; 3630ab5d129fSRaghava Aditya Renukunta } 3631ab5d129fSRaghava Aditya Renukunta } 3632ab5d129fSRaghava Aditya Renukunta 36331da177e4SLinus Torvalds /** 36341da177e4SLinus Torvalds * 3635ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3636ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3637ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3638ab5d129fSRaghava Aditya Renukunta * 3639ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3640ab5d129fSRaghava Aditya Renukunta * 3641ab5d129fSRaghava Aditya Renukunta */ 3642ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3643ab5d129fSRaghava Aditya Renukunta { 3644ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3645ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3646ab5d129fSRaghava Aditya Renukunta 3647ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3648ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3649ab5d129fSRaghava Aditya Renukunta 3650ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3651ab5d129fSRaghava Aditya Renukunta 3652ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3653ab5d129fSRaghava Aditya Renukunta return; 3654ab5d129fSRaghava Aditya Renukunta 3655ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3656ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3657ab5d129fSRaghava Aditya Renukunta 3658ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3659ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3660ab5d129fSRaghava Aditya Renukunta 3661ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3662ab5d129fSRaghava Aditya Renukunta /* fast response */ 3663ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3664ab5d129fSRaghava Aditya Renukunta goto out; 3665ab5d129fSRaghava Aditya Renukunta } 3666ab5d129fSRaghava Aditya Renukunta 3667ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3668ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3669ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3670ab5d129fSRaghava Aditya Renukunta break; 3671ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3672ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3673ab5d129fSRaghava Aditya Renukunta break; 3674ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3675ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3676ab5d129fSRaghava Aditya Renukunta break; 3677ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3678ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3679ab5d129fSRaghava Aditya Renukunta break; 3680ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3681ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3682ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3683ab5d129fSRaghava Aditya Renukunta break; 3684ab5d129fSRaghava Aditya Renukunta default: 3685ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3686ab5d129fSRaghava Aditya Renukunta break; 3687ab5d129fSRaghava Aditya Renukunta } 3688ab5d129fSRaghava Aditya Renukunta 3689ab5d129fSRaghava Aditya Renukunta out: 3690ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3691ab5d129fSRaghava Aditya Renukunta 3692ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3693ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3694ab5d129fSRaghava Aditya Renukunta else 3695ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3696ab5d129fSRaghava Aditya Renukunta } 3697ab5d129fSRaghava Aditya Renukunta 3698ab5d129fSRaghava Aditya Renukunta /** 3699ab5d129fSRaghava Aditya Renukunta * 3700ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 37011da177e4SLinus Torvalds * @scsicmd: the scsi command block 37021da177e4SLinus Torvalds * 37031da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 37041da177e4SLinus Torvalds * scsicmd passed in. 37051da177e4SLinus Torvalds */ 37061da177e4SLinus Torvalds 37071da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 37081da177e4SLinus Torvalds { 37091da177e4SLinus Torvalds struct fib* cmd_fibcontext; 37101da177e4SLinus Torvalds struct aac_dev* dev; 37111da177e4SLinus Torvalds int status; 37121da177e4SLinus Torvalds 371384971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3714e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 371584971738SMark Haverkamp scsicmd->device->lun > 7) { 37161da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 37171da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 37181da177e4SLinus Torvalds return 0; 37191da177e4SLinus Torvalds } 37201da177e4SLinus Torvalds 37211da177e4SLinus Torvalds /* 37221da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 37231da177e4SLinus Torvalds */ 37246bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 37251ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3726e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 37271da177e4SLinus Torvalds 37281da177e4SLinus Torvalds /* 37291da177e4SLinus Torvalds * Check that the command queued to the controller 37301da177e4SLinus Torvalds */ 37311ae948faSBrian King if (status == -EINPROGRESS) 37321da177e4SLinus Torvalds return 0; 37331da177e4SLinus Torvalds 3734bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3735bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3736bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 37371da177e4SLinus Torvalds 37381da177e4SLinus Torvalds return -1; 37391da177e4SLinus Torvalds } 37401da177e4SLinus Torvalds 3741ab5d129fSRaghava Aditya Renukunta /** 3742ab5d129fSRaghava Aditya Renukunta * 3743ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3744ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3745ab5d129fSRaghava Aditya Renukunta * 3746ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3747ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3748ab5d129fSRaghava Aditya Renukunta */ 3749ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3750ab5d129fSRaghava Aditya Renukunta { 3751ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3752ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3753ab5d129fSRaghava Aditya Renukunta int status; 3754ab5d129fSRaghava Aditya Renukunta 3755ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3756ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3757ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3758ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3759ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3760ab5d129fSRaghava Aditya Renukunta return 0; 3761ab5d129fSRaghava Aditya Renukunta } 3762ab5d129fSRaghava Aditya Renukunta 3763ab5d129fSRaghava Aditya Renukunta /* 3764ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3765ab5d129fSRaghava Aditya Renukunta */ 3766ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3767ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3768ab5d129fSRaghava Aditya Renukunta return -1; 3769ab5d129fSRaghava Aditya Renukunta 37701ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3771ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3772ab5d129fSRaghava Aditya Renukunta 3773ab5d129fSRaghava Aditya Renukunta /* 3774ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3775ab5d129fSRaghava Aditya Renukunta */ 37761ae948faSBrian King if (status == -EINPROGRESS) 3777ab5d129fSRaghava Aditya Renukunta return 0; 3778ab5d129fSRaghava Aditya Renukunta 3779ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3780ab5d129fSRaghava Aditya Renukunta status); 3781ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3782ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3783ab5d129fSRaghava Aditya Renukunta 3784ab5d129fSRaghava Aditya Renukunta return -1; 3785ab5d129fSRaghava Aditya Renukunta } 3786ab5d129fSRaghava Aditya Renukunta 3787ab5d129fSRaghava Aditya Renukunta 37880b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37891da177e4SLinus Torvalds { 37901da177e4SLinus Torvalds struct aac_dev *dev; 37911da177e4SLinus Torvalds unsigned long byte_count = 0; 3792727eead6SFUJITA Tomonori int nseg; 3793a2260323SNikola Pajkovsky struct scatterlist *sg; 3794a2260323SNikola Pajkovsky int i; 37951da177e4SLinus Torvalds 37961da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 37971da177e4SLinus Torvalds // Get rid of old data 37981da177e4SLinus Torvalds psg->count = 0; 37991da177e4SLinus Torvalds psg->sg[0].addr = 0; 38001da177e4SLinus Torvalds psg->sg[0].count = 0; 3801727eead6SFUJITA Tomonori 3802727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3803a2260323SNikola Pajkovsky if (nseg <= 0) 38040b433447SMahesh Rajashekhara return nseg; 38051da177e4SLinus Torvalds 3806727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38071da177e4SLinus Torvalds 3808727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38091da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 38101da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 38111da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 38121da177e4SLinus Torvalds } 38131da177e4SLinus Torvalds /* hba wants the size to be exact */ 3814727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 381556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3816727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 381756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3818727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38191da177e4SLinus Torvalds } 38201da177e4SLinus Torvalds /* Check for command underflow */ 38211da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38221da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38231da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38241da177e4SLinus Torvalds } 3825a2260323SNikola Pajkovsky 38261da177e4SLinus Torvalds return byte_count; 38271da177e4SLinus Torvalds } 38281da177e4SLinus Torvalds 38291da177e4SLinus Torvalds 38300b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 38311da177e4SLinus Torvalds { 38321da177e4SLinus Torvalds struct aac_dev *dev; 38331da177e4SLinus Torvalds unsigned long byte_count = 0; 383456b58712SMark Haverkamp u64 addr; 3835727eead6SFUJITA Tomonori int nseg; 3836a2260323SNikola Pajkovsky struct scatterlist *sg; 3837a2260323SNikola Pajkovsky int i; 38381da177e4SLinus Torvalds 38391da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 38401da177e4SLinus Torvalds // Get rid of old data 38411da177e4SLinus Torvalds psg->count = 0; 38421da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38431da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38441da177e4SLinus Torvalds psg->sg[0].count = 0; 3845727eead6SFUJITA Tomonori 3846727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3847a2260323SNikola Pajkovsky if (nseg <= 0) 38480b433447SMahesh Rajashekhara return nseg; 38491da177e4SLinus Torvalds 3850727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38511241f359SMark Haverkamp int count = sg_dma_len(sg); 385256b58712SMark Haverkamp addr = sg_dma_address(sg); 385356b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 385456b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38551241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38561241f359SMark Haverkamp byte_count += count; 38571da177e4SLinus Torvalds } 3858727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38591da177e4SLinus Torvalds /* hba wants the size to be exact */ 3860727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 386156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3862727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 386356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3864727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38651da177e4SLinus Torvalds } 38661da177e4SLinus Torvalds /* Check for command underflow */ 38671da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 38681da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38691da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38701da177e4SLinus Torvalds } 3871a2260323SNikola Pajkovsky 38721da177e4SLinus Torvalds return byte_count; 38731da177e4SLinus Torvalds } 38741da177e4SLinus Torvalds 38750b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38760e68c003SMark Haverkamp { 38770e68c003SMark Haverkamp unsigned long byte_count = 0; 3878727eead6SFUJITA Tomonori int nseg; 3879a2260323SNikola Pajkovsky struct scatterlist *sg; 3880a2260323SNikola Pajkovsky int i; 38810e68c003SMark Haverkamp 38820e68c003SMark Haverkamp // Get rid of old data 38830e68c003SMark Haverkamp psg->count = 0; 38840e68c003SMark Haverkamp psg->sg[0].next = 0; 38850e68c003SMark Haverkamp psg->sg[0].prev = 0; 38860e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38870e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38880e68c003SMark Haverkamp psg->sg[0].count = 0; 38890e68c003SMark Haverkamp psg->sg[0].flags = 0; 3890727eead6SFUJITA Tomonori 3891727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3892a2260323SNikola Pajkovsky if (nseg <= 0) 38930b433447SMahesh Rajashekhara return nseg; 38940e68c003SMark Haverkamp 3895727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38960e68c003SMark Haverkamp int count = sg_dma_len(sg); 38970e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38980e68c003SMark Haverkamp psg->sg[i].next = 0; 38990e68c003SMark Haverkamp psg->sg[i].prev = 0; 39000e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 39010e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 39020e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39030e68c003SMark Haverkamp psg->sg[i].flags = 0; 39040e68c003SMark Haverkamp byte_count += count; 39050e68c003SMark Haverkamp } 3906727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39070e68c003SMark Haverkamp /* hba wants the size to be exact */ 3908727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 39090e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3910727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 39110e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3912727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39130e68c003SMark Haverkamp } 39140e68c003SMark Haverkamp /* Check for command underflow */ 39150e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39160e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39170e68c003SMark Haverkamp byte_count, scsicmd->underflow); 39180e68c003SMark Haverkamp } 3919a2260323SNikola Pajkovsky 39200e68c003SMark Haverkamp return byte_count; 39210e68c003SMark Haverkamp } 39220e68c003SMark Haverkamp 39230b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 39240b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 392585d22bbfSMahesh Rajashekhara { 392685d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 392785d22bbfSMahesh Rajashekhara int nseg; 392885d22bbfSMahesh Rajashekhara struct scatterlist *sg; 392985d22bbfSMahesh Rajashekhara int i, conformable = 0; 393085d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 393185d22bbfSMahesh Rajashekhara 3932a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 3933a2260323SNikola Pajkovsky if (nseg <= 0) 3934a2260323SNikola Pajkovsky return nseg; 3935a2260323SNikola Pajkovsky 393685d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 393785d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 393885d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 393985d22bbfSMahesh Rajashekhara 394085d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 394185d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 394285d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 394385d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 394485d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 394585d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 394685d22bbfSMahesh Rajashekhara if (i == 0) { 394785d22bbfSMahesh Rajashekhara conformable = 1; 394885d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 394985d22bbfSMahesh Rajashekhara } else if (i == 1) { 395085d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 395185d22bbfSMahesh Rajashekhara min_size = cur_size; 395285d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 395385d22bbfSMahesh Rajashekhara conformable = 0; 395485d22bbfSMahesh Rajashekhara if (cur_size < min_size) 395585d22bbfSMahesh Rajashekhara min_size = cur_size; 395685d22bbfSMahesh Rajashekhara } 395785d22bbfSMahesh Rajashekhara byte_count += count; 395885d22bbfSMahesh Rajashekhara } 395985d22bbfSMahesh Rajashekhara 396085d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 396185d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 396285d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 396385d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 396485d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 396585d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 396685d22bbfSMahesh Rajashekhara } 396785d22bbfSMahesh Rajashekhara 396885d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 396985d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 397085d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 397185d22bbfSMahesh Rajashekhara if (!conformable) { 397285d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 397385d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 397485d22bbfSMahesh Rajashekhara err_found = 0; 397585d22bbfSMahesh Rajashekhara nseg_new = 2; 397685d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 397785d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 397885d22bbfSMahesh Rajashekhara err_found = 1; 397985d22bbfSMahesh Rajashekhara break; 398085d22bbfSMahesh Rajashekhara } 398185d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 398285d22bbfSMahesh Rajashekhara } 398385d22bbfSMahesh Rajashekhara if (!err_found) 398485d22bbfSMahesh Rajashekhara break; 398585d22bbfSMahesh Rajashekhara } 398696676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 398796676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 398896676246SNikola Pajkovsky 398996676246SNikola Pajkovsky if (ret < 0) 399096676246SNikola Pajkovsky return ret; 399196676246SNikola Pajkovsky } 399285d22bbfSMahesh Rajashekhara } else 399385d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 399485d22bbfSMahesh Rajashekhara 399585d22bbfSMahesh Rajashekhara /* Check for command underflow */ 399685d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 399785d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 399885d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 399985d22bbfSMahesh Rajashekhara } 400085d22bbfSMahesh Rajashekhara 400185d22bbfSMahesh Rajashekhara return byte_count; 400285d22bbfSMahesh Rajashekhara } 400385d22bbfSMahesh Rajashekhara 400485d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 400585d22bbfSMahesh Rajashekhara { 400685d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 400785d22bbfSMahesh Rajashekhara int i, j, pos; 400885d22bbfSMahesh Rajashekhara u32 addr_low; 400985d22bbfSMahesh Rajashekhara 401085d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 401185d22bbfSMahesh Rajashekhara return 0; 401285d22bbfSMahesh Rajashekhara 401385d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 401485d22bbfSMahesh Rajashekhara if (sge == NULL) 401596676246SNikola Pajkovsky return -ENOMEM; 401685d22bbfSMahesh Rajashekhara 401785d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 401885d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 401985d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 402085d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 402185d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 402285d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 402385d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 402485d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 402585d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 402685d22bbfSMahesh Rajashekhara pos++; 402785d22bbfSMahesh Rajashekhara } 402885d22bbfSMahesh Rajashekhara } 402985d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 403085d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 403185d22bbfSMahesh Rajashekhara 403285d22bbfSMahesh Rajashekhara kfree(sge); 403385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 403485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 403585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 403685d22bbfSMahesh Rajashekhara return 0; 403785d22bbfSMahesh Rajashekhara } 403885d22bbfSMahesh Rajashekhara 4039ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4040ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4041ab5d129fSRaghava Aditya Renukunta int sg_max, 4042ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4043ab5d129fSRaghava Aditya Renukunta { 4044ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4045ab5d129fSRaghava Aditya Renukunta int nseg; 4046ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4047ab5d129fSRaghava Aditya Renukunta int i; 4048ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4049ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4050ab5d129fSRaghava Aditya Renukunta 4051ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4052ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4053ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4054ab5d129fSRaghava Aditya Renukunta goto out; 4055ab5d129fSRaghava Aditya Renukunta } 4056ab5d129fSRaghava Aditya Renukunta 4057ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4058ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4059ab5d129fSRaghava Aditya Renukunta else 4060ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4061ab5d129fSRaghava Aditya Renukunta 4062ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4063ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4064ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4065ab5d129fSRaghava Aditya Renukunta 4066ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4067ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4068ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4069ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4070ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4071ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4072ab5d129fSRaghava Aditya Renukunta byte_count += count; 4073ab5d129fSRaghava Aditya Renukunta sge++; 4074ab5d129fSRaghava Aditya Renukunta } 4075ab5d129fSRaghava Aditya Renukunta 4076ab5d129fSRaghava Aditya Renukunta sge--; 4077ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4078ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4079ab5d129fSRaghava Aditya Renukunta u32 temp; 4080ab5d129fSRaghava Aditya Renukunta 4081ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4082ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4083ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4084ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4085ab5d129fSRaghava Aditya Renukunta } 4086ab5d129fSRaghava Aditya Renukunta 4087ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4088ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4089ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4090ab5d129fSRaghava Aditya Renukunta } else { 4091ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4092ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4093ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4094ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4095ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4096ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4097ab5d129fSRaghava Aditya Renukunta } 4098ab5d129fSRaghava Aditya Renukunta 4099ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4100ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4101ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4102ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4103ab5d129fSRaghava Aditya Renukunta } 4104ab5d129fSRaghava Aditya Renukunta out: 4105ab5d129fSRaghava Aditya Renukunta return byte_count; 4106ab5d129fSRaghava Aditya Renukunta } 4107ab5d129fSRaghava Aditya Renukunta 41081da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 41091da177e4SLinus Torvalds 41101da177e4SLinus Torvalds struct aac_srb_status_info { 41111da177e4SLinus Torvalds u32 status; 41121da177e4SLinus Torvalds char *str; 41131da177e4SLinus Torvalds }; 41141da177e4SLinus Torvalds 41151da177e4SLinus Torvalds 41161da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 41171da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 41181da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 41191da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 41201da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 41211da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 41221da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 41231da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 41241da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 41251da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 41261da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 41271da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 41281da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 41291da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 41301da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 41311da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 41321da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 41331da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 41341da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 41351da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 41361da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 41371da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 41381da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41391da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41401da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41411da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41421da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41431da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41441da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41451da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41461da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41471da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41481da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41491da177e4SLinus Torvalds }; 41501da177e4SLinus Torvalds 41511da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41521da177e4SLinus Torvalds { 41531da177e4SLinus Torvalds int i; 41541da177e4SLinus Torvalds 41556391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41566391a113STobias Klauser if (srb_status_info[i].status == status) 41571da177e4SLinus Torvalds return srb_status_info[i].str; 41581da177e4SLinus Torvalds 41591da177e4SLinus Torvalds return "Bad Status Code"; 41601da177e4SLinus Torvalds } 41611da177e4SLinus Torvalds 41621da177e4SLinus Torvalds #endif 4163