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 454b000227SRaghava Aditya Renukunta #include <asm/unaligned.h> 464b000227SRaghava Aditya Renukunta 471da177e4SLinus Torvalds #include <scsi/scsi.h> 481da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 491da177e4SLinus Torvalds #include <scsi/scsi_device.h> 501da177e4SLinus Torvalds #include <scsi/scsi_host.h> 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds #include "aacraid.h" 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 551da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 561da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 571da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 581da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 591da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 601da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 611da177e4SLinus Torvalds 621da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 631da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 641da177e4SLinus Torvalds 651da177e4SLinus Torvalds /* 661da177e4SLinus Torvalds * Sense codes 671da177e4SLinus Torvalds */ 681da177e4SLinus Torvalds 691da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 701da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 711da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 721da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 73f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 741da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 751da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 761da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 771da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 781da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 791da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 801da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 811da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 821da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 831da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 841da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 851da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 861da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 871da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 881da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 891da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 901da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 911da177e4SLinus Torvalds 921da177e4SLinus Torvalds /* 931da177e4SLinus Torvalds * Additional sense codes 941da177e4SLinus Torvalds */ 951da177e4SLinus Torvalds 961da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 971da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 981da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 991da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 1001da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 1021da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 1031da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 1041da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 1051da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 1061da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 1071da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 1081da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1091da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1101da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1111da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1121da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1131da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1141da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1151da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1161da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1171da177e4SLinus Torvalds 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 */ 94191814744SColin Ian King if (strlen(cp) > sizeof(str->pid)) 942794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 943794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 944f4e8708dSRaghava Aditya Renukunta 945f4e8708dSRaghava Aditya Renukunta kfree(cname); 946794d0601SMark Haverkamp } else { 947794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9481da177e4SLinus Torvalds 9491da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 950794d0601SMark Haverkamp /* last six chars reserved for vol type */ 951794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 952794d0601SMark Haverkamp } 9531da177e4SLinus Torvalds 9546391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9551da177e4SLinus Torvalds char *findit = str->pid; 9561da177e4SLinus Torvalds 9571da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9581da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9591da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9601da177e4SLinus Torvalds *(findit -= 4) = ' '; 961794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 962794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9631da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9641da177e4SLinus Torvalds } 9651da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9661da177e4SLinus Torvalds } 9671da177e4SLinus Torvalds 968999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 969999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 970999b3ffcSRaghava Aditya Renukunta { 971999b3ffcSRaghava Aditya Renukunta int container; 972999b3ffcSRaghava Aditya Renukunta 973999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 974999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 975999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 976999b3ffcSRaghava Aditya Renukunta - 4; 977999b3ffcSRaghava Aditya Renukunta 978999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 979999b3ffcSRaghava Aditya Renukunta container++) { 980999b3ffcSRaghava Aditya Renukunta 981999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 982999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 983999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 984999b3ffcSRaghava Aditya Renukunta 16); 985999b3ffcSRaghava Aditya Renukunta break; 986999b3ffcSRaghava Aditya Renukunta } 987999b3ffcSRaghava Aditya Renukunta } 988999b3ffcSRaghava Aditya Renukunta } 989999b3ffcSRaghava Aditya Renukunta 99088e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 99188e2f98eSSalyzyn, Mark { 99288e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 99388e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 99488e2f98eSSalyzyn, Mark 99588e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 99688e2f98eSSalyzyn, Mark 99788e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 99888e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 99988e2f98eSSalyzyn, Mark return; 100088e2f98eSSalyzyn, Mark 100188e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 100288e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 100388e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 10045d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 10055d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 10065d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 1007999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 10085d910649SMahesh Rajashekhara int i; 1009999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 10105d910649SMahesh Rajashekhara 1011999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1012999b3ffcSRaghava Aditya Renukunta 1013999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 1014999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10155d910649SMahesh Rajashekhara 10165d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 1017999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 10185d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 1019999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 10205d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1021999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1022999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1023999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1024999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1025999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1026999b3ffcSRaghava Aditya Renukunta 1027999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1028999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1029999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1030999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10315d910649SMahesh Rajashekhara 10325d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1033999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1034999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10355d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1036999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1037999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1038999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10395d910649SMahesh Rajashekhara 10405d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1041999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10425d910649SMahesh Rajashekhara "ADAPTEC ", 1043999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1044999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10455d910649SMahesh Rajashekhara "ARRAY ", 10465d910649SMahesh Rajashekhara sizeof( 1047999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10485d910649SMahesh Rajashekhara 10495d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10505d910649SMahesh Rajashekhara * The LSB is the the end. 10515d910649SMahesh Rajashekhara */ 10525d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10535d910649SMahesh Rajashekhara u8 temp = 10545d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10555d910649SMahesh Rajashekhara if (temp > 0x9) { 1056999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10575d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10585d910649SMahesh Rajashekhara } else { 1059999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10605d910649SMahesh Rajashekhara '0' + temp; 10615d910649SMahesh Rajashekhara } 10625d910649SMahesh Rajashekhara } 10635d910649SMahesh Rajashekhara 10645d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1065999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1066999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1067999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1068999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1069999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10705d910649SMahesh Rajashekhara 1071999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1072999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1073999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10745d910649SMahesh Rajashekhara 1075999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10765d910649SMahesh Rajashekhara get_serial_reply->uid; 1077999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1078999b3ffcSRaghava Aditya Renukunta 1079999b3ffcSRaghava Aditya Renukunta /* 1080999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1081999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1082999b3ffcSRaghava Aditya Renukunta */ 1083999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1084999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1085999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1086999b3ffcSRaghava Aditya Renukunta } 10875d910649SMahesh Rajashekhara 10885d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1089999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1090999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10915d910649SMahesh Rajashekhara } else { 10925d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 109388e2f98eSSalyzyn, Mark char sp[13]; 109488e2f98eSSalyzyn, Mark /* EVPD bit set */ 109588e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 109688e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 109788e2f98eSSalyzyn, Mark sp[2] = 0; 109888e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 109988e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 11005d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 11015d910649SMahesh Rajashekhara sizeof(sp)); 11025d910649SMahesh Rajashekhara } 110388e2f98eSSalyzyn, Mark } 110488e2f98eSSalyzyn, Mark 110588e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 110688e2f98eSSalyzyn, Mark 110788e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 110888e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 110988e2f98eSSalyzyn, Mark } 111088e2f98eSSalyzyn, Mark 111188e2f98eSSalyzyn, Mark /** 111288e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 111388e2f98eSSalyzyn, Mark */ 111488e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 111588e2f98eSSalyzyn, Mark { 111688e2f98eSSalyzyn, Mark int status; 111788e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 111888e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 111988e2f98eSSalyzyn, Mark struct aac_dev * dev; 112088e2f98eSSalyzyn, Mark 112188e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 112288e2f98eSSalyzyn, Mark 11236bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 112488e2f98eSSalyzyn, Mark 112588e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 112688e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 112788e2f98eSSalyzyn, Mark 112888e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 112988e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 113088e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 11311ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 113288e2f98eSSalyzyn, Mark 113388e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 113488e2f98eSSalyzyn, Mark cmd_fibcontext, 1135fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 113688e2f98eSSalyzyn, Mark FsaNormal, 113788e2f98eSSalyzyn, Mark 0, 1, 113888e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 113988e2f98eSSalyzyn, Mark (void *) scsicmd); 114088e2f98eSSalyzyn, Mark 114188e2f98eSSalyzyn, Mark /* 114288e2f98eSSalyzyn, Mark * Check that the command queued to the controller 114388e2f98eSSalyzyn, Mark */ 11441ae948faSBrian King if (status == -EINPROGRESS) 114588e2f98eSSalyzyn, Mark return 0; 114688e2f98eSSalyzyn, Mark 114788e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 114888e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 114988e2f98eSSalyzyn, Mark return -1; 115088e2f98eSSalyzyn, Mark } 115188e2f98eSSalyzyn, Mark 115288e2f98eSSalyzyn, Mark /* Function: setinqserial 115388e2f98eSSalyzyn, Mark * 115488e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 115588e2f98eSSalyzyn, Mark * 115688e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 115788e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 115888e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 115988e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 116088e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 116188e2f98eSSalyzyn, Mark */ 116288e2f98eSSalyzyn, Mark 116388e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 116488e2f98eSSalyzyn, Mark { 116588e2f98eSSalyzyn, Mark /* 116688e2f98eSSalyzyn, Mark * This breaks array migration. 116788e2f98eSSalyzyn, Mark */ 116888e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 116988e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 117088e2f98eSSalyzyn, Mark } 117188e2f98eSSalyzyn, Mark 11728e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11738e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11741da177e4SLinus Torvalds { 11758e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11768e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11778e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11781da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11791da177e4SLinus Torvalds 11801da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11811da177e4SLinus Torvalds 11821da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11831da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11848e31e607SSalyzyn, Mark 11851da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11868e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11871da177e4SLinus Torvalds 11888e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11891da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11901da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11918e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11921da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11931da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11941da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11958e31e607SSalyzyn, Mark } else 11968e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11971da177e4SLinus Torvalds } 11981da177e4SLinus Torvalds 1199e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1200e8f32de5SMark Haverkamp { 1201e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1202e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1203e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1204e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1205e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 12068e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 12078e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 12088e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1209e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12103ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 12113ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1212e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1213e8f32de5SMark Haverkamp return 1; 1214e8f32de5SMark Haverkamp } 1215e8f32de5SMark Haverkamp return 0; 1216e8f32de5SMark Haverkamp } 1217e8f32de5SMark Haverkamp 1218e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1219e8f32de5SMark Haverkamp { 1220e8f32de5SMark Haverkamp return 0; 1221e8f32de5SMark Haverkamp } 1222e8f32de5SMark Haverkamp 1223e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1224e8f32de5SMark Haverkamp 1225e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1226e8f32de5SMark Haverkamp { 122785d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 122885d22bbfSMahesh Rajashekhara u16 fibsize, command; 12290b433447SMahesh Rajashekhara long ret; 123085d22bbfSMahesh Rajashekhara 1231e8f32de5SMark Haverkamp aac_fib_init(fib); 1232d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1233d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1234d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 123585d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 123685d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 123785d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 123885d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 123985d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1240b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1241b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 124285d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 124385d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12440b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12450b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12460b433447SMahesh Rajashekhara if (ret < 0) 12470b433447SMahesh Rajashekhara return ret; 124885d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 124985d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 125085d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 125185d22bbfSMahesh Rajashekhara } else { 125285d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1253e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1254e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1255e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1256b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1257b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1258e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 125985d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1260e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1261e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12620b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12630b433447SMahesh Rajashekhara if (ret < 0) 12640b433447SMahesh Rajashekhara return ret; 126585d22bbfSMahesh Rajashekhara command = ContainerRawIo; 126685d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 126785d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 126885d22bbfSMahesh Rajashekhara } 126985d22bbfSMahesh Rajashekhara 1270e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1271e8f32de5SMark Haverkamp /* 1272e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1273e8f32de5SMark Haverkamp */ 127485d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1275e8f32de5SMark Haverkamp fib, 1276e8f32de5SMark Haverkamp fibsize, 1277e8f32de5SMark Haverkamp FsaNormal, 1278e8f32de5SMark Haverkamp 0, 1, 1279e8f32de5SMark Haverkamp (fib_callback) io_callback, 1280e8f32de5SMark Haverkamp (void *) cmd); 1281e8f32de5SMark Haverkamp } 1282e8f32de5SMark Haverkamp 1283e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1284e8f32de5SMark Haverkamp { 1285e8f32de5SMark Haverkamp u16 fibsize; 1286e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12870b433447SMahesh Rajashekhara long ret; 12880b433447SMahesh Rajashekhara 1289e8f32de5SMark Haverkamp aac_fib_init(fib); 1290e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1291e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1292e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1293e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1294e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1295e8f32de5SMark Haverkamp readcmd->pad = 0; 1296e8f32de5SMark Haverkamp readcmd->flags = 0; 1297e8f32de5SMark Haverkamp 12980b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12990b433447SMahesh Rajashekhara if (ret < 0) 13000b433447SMahesh Rajashekhara return ret; 1301e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1302e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1303e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1304e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1305e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1306e8f32de5SMark Haverkamp /* 1307e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1308e8f32de5SMark Haverkamp */ 1309e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1310e8f32de5SMark Haverkamp fib, 1311e8f32de5SMark Haverkamp fibsize, 1312e8f32de5SMark Haverkamp FsaNormal, 1313e8f32de5SMark Haverkamp 0, 1, 1314e8f32de5SMark Haverkamp (fib_callback) io_callback, 1315e8f32de5SMark Haverkamp (void *) cmd); 1316e8f32de5SMark Haverkamp } 1317e8f32de5SMark Haverkamp 1318e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1319e8f32de5SMark Haverkamp { 1320e8f32de5SMark Haverkamp u16 fibsize; 1321e8f32de5SMark Haverkamp struct aac_read *readcmd; 1322b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13230b433447SMahesh Rajashekhara long ret; 13240b433447SMahesh Rajashekhara 1325e8f32de5SMark Haverkamp aac_fib_init(fib); 1326e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1327e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1328f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1329e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1330b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1331b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1332e8f32de5SMark Haverkamp 13330b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13340b433447SMahesh Rajashekhara if (ret < 0) 13350b433447SMahesh Rajashekhara return ret; 1336e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1337e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1338e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1339e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1340e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1341e8f32de5SMark Haverkamp /* 1342e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1343e8f32de5SMark Haverkamp */ 1344e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1345e8f32de5SMark Haverkamp fib, 1346e8f32de5SMark Haverkamp fibsize, 1347e8f32de5SMark Haverkamp FsaNormal, 1348e8f32de5SMark Haverkamp 0, 1, 1349e8f32de5SMark Haverkamp (fib_callback) io_callback, 1350e8f32de5SMark Haverkamp (void *) cmd); 1351e8f32de5SMark Haverkamp } 1352e8f32de5SMark Haverkamp 13539d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1354e8f32de5SMark Haverkamp { 135585d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 135685d22bbfSMahesh Rajashekhara u16 fibsize, command; 13570b433447SMahesh Rajashekhara long ret; 135885d22bbfSMahesh Rajashekhara 1359e8f32de5SMark Haverkamp aac_fib_init(fib); 1360d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1361d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1362d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 136385d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 136485d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 136585d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 136685d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 136785d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1368b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1369b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 137085d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 137185d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 137285d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 137385d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 137485d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13750b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13760b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13770b433447SMahesh Rajashekhara if (ret < 0) 13780b433447SMahesh Rajashekhara return ret; 137985d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 138085d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 138185d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 138285d22bbfSMahesh Rajashekhara } else { 138385d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1384e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1385e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1386e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1387b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1388b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1389e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 139095e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 139195e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 139285d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 139385d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1394e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1395e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13960b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13970b433447SMahesh Rajashekhara if (ret < 0) 13980b433447SMahesh Rajashekhara return ret; 139985d22bbfSMahesh Rajashekhara command = ContainerRawIo; 140085d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 140185d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 140285d22bbfSMahesh Rajashekhara } 140385d22bbfSMahesh Rajashekhara 1404e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1405e8f32de5SMark Haverkamp /* 1406e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1407e8f32de5SMark Haverkamp */ 140885d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1409e8f32de5SMark Haverkamp fib, 1410e8f32de5SMark Haverkamp fibsize, 1411e8f32de5SMark Haverkamp FsaNormal, 1412e8f32de5SMark Haverkamp 0, 1, 1413e8f32de5SMark Haverkamp (fib_callback) io_callback, 1414e8f32de5SMark Haverkamp (void *) cmd); 1415e8f32de5SMark Haverkamp } 1416e8f32de5SMark Haverkamp 14179d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1418e8f32de5SMark Haverkamp { 1419e8f32de5SMark Haverkamp u16 fibsize; 1420e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14210b433447SMahesh Rajashekhara long ret; 14220b433447SMahesh Rajashekhara 1423e8f32de5SMark Haverkamp aac_fib_init(fib); 1424e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1425e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1426e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1427e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1428e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1429e8f32de5SMark Haverkamp writecmd->pad = 0; 1430e8f32de5SMark Haverkamp writecmd->flags = 0; 1431e8f32de5SMark Haverkamp 14320b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14330b433447SMahesh Rajashekhara if (ret < 0) 14340b433447SMahesh Rajashekhara return ret; 1435e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1436e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1437e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1438e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1439e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1440e8f32de5SMark Haverkamp /* 1441e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1442e8f32de5SMark Haverkamp */ 1443e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1444e8f32de5SMark Haverkamp fib, 1445e8f32de5SMark Haverkamp fibsize, 1446e8f32de5SMark Haverkamp FsaNormal, 1447e8f32de5SMark Haverkamp 0, 1, 1448e8f32de5SMark Haverkamp (fib_callback) io_callback, 1449e8f32de5SMark Haverkamp (void *) cmd); 1450e8f32de5SMark Haverkamp } 1451e8f32de5SMark Haverkamp 14529d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1453e8f32de5SMark Haverkamp { 1454e8f32de5SMark Haverkamp u16 fibsize; 1455e8f32de5SMark Haverkamp struct aac_write *writecmd; 1456b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14570b433447SMahesh Rajashekhara long ret; 14580b433447SMahesh Rajashekhara 1459e8f32de5SMark Haverkamp aac_fib_init(fib); 1460e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1461e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1462f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1463e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1464b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1465b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1466e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1467e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1468e8f32de5SMark Haverkamp 14690b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14700b433447SMahesh Rajashekhara if (ret < 0) 14710b433447SMahesh Rajashekhara return ret; 1472e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1473e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1474e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1475e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1476e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1477e8f32de5SMark Haverkamp /* 1478e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1479e8f32de5SMark Haverkamp */ 1480e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1481e8f32de5SMark Haverkamp fib, 1482e8f32de5SMark Haverkamp fibsize, 1483e8f32de5SMark Haverkamp FsaNormal, 1484e8f32de5SMark Haverkamp 0, 1, 1485e8f32de5SMark Haverkamp (fib_callback) io_callback, 1486e8f32de5SMark Haverkamp (void *) cmd); 1487e8f32de5SMark Haverkamp } 1488e8f32de5SMark Haverkamp 1489e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1490e8f32de5SMark Haverkamp { 1491e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1492e8f32de5SMark Haverkamp u32 flag; 1493e8f32de5SMark Haverkamp u32 timeout; 1494e8f32de5SMark Haverkamp 1495e8f32de5SMark Haverkamp aac_fib_init(fib); 1496e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1497e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1498e8f32de5SMark Haverkamp flag = SRB_DataOut; 1499e8f32de5SMark Haverkamp break; 1500e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1501e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1502e8f32de5SMark Haverkamp break; 1503e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1504e8f32de5SMark Haverkamp flag = SRB_DataIn; 1505e8f32de5SMark Haverkamp break; 1506e8f32de5SMark Haverkamp case DMA_NONE: 1507e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1508e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1509e8f32de5SMark Haverkamp break; 1510e8f32de5SMark Haverkamp } 1511e8f32de5SMark Haverkamp 1512e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1513e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1514e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1515e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1516e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1517e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1518242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1519e8f32de5SMark Haverkamp if (timeout == 0) 1520e8f32de5SMark Haverkamp timeout = 1; 1521e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1522e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1523e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1524e8f32de5SMark Haverkamp return srbcmd; 1525e8f32de5SMark Haverkamp } 1526e8f32de5SMark Haverkamp 1527ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1528ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1529ab5d129fSRaghava Aditya Renukunta { 1530ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1531ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1532ab5d129fSRaghava Aditya Renukunta int bus, target; 1533ab5d129fSRaghava Aditya Renukunta u64 address; 1534ab5d129fSRaghava Aditya Renukunta 1535ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1536ab5d129fSRaghava Aditya Renukunta 1537ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1538ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1539ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1540ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1541ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1542ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1543ab5d129fSRaghava Aditya Renukunta break; 1544ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1545ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1546ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1547ab5d129fSRaghava Aditya Renukunta break; 1548ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1549ab5d129fSRaghava Aditya Renukunta default: 1550ab5d129fSRaghava Aditya Renukunta break; 1551ab5d129fSRaghava Aditya Renukunta } 1552ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1553ab5d129fSRaghava Aditya Renukunta 1554ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1555ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1556ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1557ab5d129fSRaghava Aditya Renukunta 1558ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1559ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1560ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1561ab5d129fSRaghava Aditya Renukunta 1562ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1563ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1564ab5d129fSRaghava Aditya Renukunta 1565ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1566ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1567ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1568ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1569ab5d129fSRaghava Aditya Renukunta 1570ab5d129fSRaghava Aditya Renukunta return hbacmd; 1571ab5d129fSRaghava Aditya Renukunta } 1572ab5d129fSRaghava Aditya Renukunta 1573e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1574e8f32de5SMark Haverkamp 1575e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1576e8f32de5SMark Haverkamp { 1577e8f32de5SMark Haverkamp u16 fibsize; 1578e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15790b433447SMahesh Rajashekhara long ret; 1580e8f32de5SMark Haverkamp 15810b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15820b433447SMahesh Rajashekhara if (ret < 0) 15830b433447SMahesh Rajashekhara return ret; 1584727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1585e8f32de5SMark Haverkamp 1586e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1587e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1588e8f32de5SMark Haverkamp /* 1589e8f32de5SMark Haverkamp * Build Scatter/Gather list 1590e8f32de5SMark Haverkamp */ 1591e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1592e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1593e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1594e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1595e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1596e8f32de5SMark Haverkamp 1597e8f32de5SMark Haverkamp /* 1598e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1599e8f32de5SMark Haverkamp */ 1600e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1601e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1602e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1603e8f32de5SMark Haverkamp (void *) cmd); 1604e8f32de5SMark Haverkamp } 1605e8f32de5SMark Haverkamp 1606e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1607e8f32de5SMark Haverkamp { 1608e8f32de5SMark Haverkamp u16 fibsize; 1609e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 16100b433447SMahesh Rajashekhara long ret; 1611e8f32de5SMark Haverkamp 16120b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 16130b433447SMahesh Rajashekhara if (ret < 0) 16140b433447SMahesh Rajashekhara return ret; 1615727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1616e8f32de5SMark Haverkamp 1617e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1618e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1619e8f32de5SMark Haverkamp /* 1620e8f32de5SMark Haverkamp * Build Scatter/Gather list 1621e8f32de5SMark Haverkamp */ 1622e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1623e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1624e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1625e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1626e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1627e8f32de5SMark Haverkamp 1628e8f32de5SMark Haverkamp /* 1629e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1630e8f32de5SMark Haverkamp */ 1631e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1632e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1633e8f32de5SMark Haverkamp } 1634e8f32de5SMark Haverkamp 163594cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 163694cf6ba1SSalyzyn, Mark { 1637d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 163894cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 163994cf6ba1SSalyzyn, Mark return FAILED; 164094cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 164194cf6ba1SSalyzyn, Mark } 164294cf6ba1SSalyzyn, Mark 1643ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1644ab5d129fSRaghava Aditya Renukunta { 1645ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1646ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1647ab5d129fSRaghava Aditya Renukunta long ret; 1648ab5d129fSRaghava Aditya Renukunta 1649ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1650ab5d129fSRaghava Aditya Renukunta 1651ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1652ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1653ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1654ab5d129fSRaghava Aditya Renukunta return ret; 1655ab5d129fSRaghava Aditya Renukunta 1656ab5d129fSRaghava Aditya Renukunta /* 1657ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1658ab5d129fSRaghava Aditya Renukunta */ 1659ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1660ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1661ab5d129fSRaghava Aditya Renukunta 1662ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1663ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1664ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1665ab5d129fSRaghava Aditya Renukunta } 1666ab5d129fSRaghava Aditya Renukunta 16678fb39182SRaghava Aditya Renukunta static int aac_send_safw_bmic_cmd(struct aac_dev *dev, 16688fb39182SRaghava Aditya Renukunta struct aac_srb_unit *srbu, void *xfer_buf, int xfer_len) 166971a91ca4SRaghava Aditya Renukunta { 167071a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 167171a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 16728fb39182SRaghava Aditya Renukunta int rcode; 16738fb39182SRaghava Aditya Renukunta int fibsize; 16748fb39182SRaghava Aditya Renukunta struct aac_srb *srb; 16758fb39182SRaghava Aditya Renukunta struct aac_srb_reply *srb_reply; 16768fb39182SRaghava Aditya Renukunta struct sgmap64 *sg64; 16778fb39182SRaghava Aditya Renukunta u32 vbus; 16788fb39182SRaghava Aditya Renukunta u32 vid; 167971a91ca4SRaghava Aditya Renukunta 16808fb39182SRaghava Aditya Renukunta if (!dev->sa_firmware) 16818fb39182SRaghava Aditya Renukunta return 0; 1682ab5d129fSRaghava Aditya Renukunta 16838fb39182SRaghava Aditya Renukunta /* allocate FIB */ 168471a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 168571a91ca4SRaghava Aditya Renukunta if (!fibptr) 16868fb39182SRaghava Aditya Renukunta return -ENOMEM; 168771a91ca4SRaghava Aditya Renukunta 168871a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 16898fb39182SRaghava Aditya Renukunta fibptr->hw_fib_va->header.XferState &= 16908fb39182SRaghava Aditya Renukunta ~cpu_to_le32(FastResponseCapable); 169171a91ca4SRaghava Aditya Renukunta 16928fb39182SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) + 16938fb39182SRaghava Aditya Renukunta sizeof(struct sgentry64); 16948fb39182SRaghava Aditya Renukunta 16958fb39182SRaghava Aditya Renukunta /* allocate DMA buffer for response */ 16968fb39182SRaghava Aditya Renukunta addr = dma_map_single(&dev->pdev->dev, xfer_buf, xfer_len, 16978fb39182SRaghava Aditya Renukunta DMA_BIDIRECTIONAL); 16988fb39182SRaghava Aditya Renukunta if (dma_mapping_error(&dev->pdev->dev, addr)) { 16998fb39182SRaghava Aditya Renukunta rcode = -ENOMEM; 17008fb39182SRaghava Aditya Renukunta goto fib_error; 17018fb39182SRaghava Aditya Renukunta } 17028fb39182SRaghava Aditya Renukunta 17038fb39182SRaghava Aditya Renukunta srb = fib_data(fibptr); 17048fb39182SRaghava Aditya Renukunta memcpy(srb, &srbu->srb, sizeof(struct aac_srb)); 17058fb39182SRaghava Aditya Renukunta 17068fb39182SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu( 17078fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus); 17088fb39182SRaghava Aditya Renukunta vid = (u32)le16_to_cpu( 17098fb39182SRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_target); 17108fb39182SRaghava Aditya Renukunta 17118fb39182SRaghava Aditya Renukunta /* set the common request fields */ 17128fb39182SRaghava Aditya Renukunta srb->channel = cpu_to_le32(vbus); 17138fb39182SRaghava Aditya Renukunta srb->id = cpu_to_le32(vid); 17148fb39182SRaghava Aditya Renukunta srb->lun = 0; 17158fb39182SRaghava Aditya Renukunta srb->function = cpu_to_le32(SRBF_ExecuteScsi); 17168fb39182SRaghava Aditya Renukunta srb->timeout = 0; 17178fb39182SRaghava Aditya Renukunta srb->retry_limit = 0; 17188fb39182SRaghava Aditya Renukunta srb->cdb_size = cpu_to_le32(16); 17198fb39182SRaghava Aditya Renukunta srb->count = cpu_to_le32(xfer_len); 17208fb39182SRaghava Aditya Renukunta 17218fb39182SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srb->sg; 17228fb39182SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 17238fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 17248fb39182SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 17258fb39182SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(xfer_len); 17268fb39182SRaghava Aditya Renukunta 17278fb39182SRaghava Aditya Renukunta /* 17288fb39182SRaghava Aditya Renukunta * Copy the updated data for other dumping or other usage if needed 17298fb39182SRaghava Aditya Renukunta */ 17308fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb, srb, sizeof(struct aac_srb)); 17318fb39182SRaghava Aditya Renukunta 17328fb39182SRaghava Aditya Renukunta /* issue request to the controller */ 17338fb39182SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, FsaNormal, 17348fb39182SRaghava Aditya Renukunta 1, 1, NULL, NULL); 17358fb39182SRaghava Aditya Renukunta 17368fb39182SRaghava Aditya Renukunta if (rcode == -ERESTARTSYS) 17378fb39182SRaghava Aditya Renukunta rcode = -ERESTART; 17388fb39182SRaghava Aditya Renukunta 17398fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 17408fb39182SRaghava Aditya Renukunta goto bmic_error; 17418fb39182SRaghava Aditya Renukunta 17428fb39182SRaghava Aditya Renukunta srb_reply = (struct aac_srb_reply *)fib_data(fibptr); 17438fb39182SRaghava Aditya Renukunta memcpy(&srbu->srb_reply, srb_reply, sizeof(struct aac_srb_reply)); 17448fb39182SRaghava Aditya Renukunta 17458fb39182SRaghava Aditya Renukunta bmic_error: 17468fb39182SRaghava Aditya Renukunta dma_unmap_single(&dev->pdev->dev, addr, xfer_len, DMA_BIDIRECTIONAL); 17478fb39182SRaghava Aditya Renukunta fib_error: 17488fb39182SRaghava Aditya Renukunta aac_fib_complete(fibptr); 17498fb39182SRaghava Aditya Renukunta aac_fib_free(fibptr); 17508fb39182SRaghava Aditya Renukunta return rcode; 17518fb39182SRaghava Aditya Renukunta } 17528fb39182SRaghava Aditya Renukunta 17530bcb45fbSRaghava Aditya Renukunta static void aac_set_safw_target_qd(struct aac_dev *dev, int bus, int target) 17540bcb45fbSRaghava Aditya Renukunta { 17550bcb45fbSRaghava Aditya Renukunta 17560bcb45fbSRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 17570bcb45fbSRaghava Aditya Renukunta 17580bcb45fbSRaghava Aditya Renukunta if (dev->hba_map[bus][target].devtype != AAC_DEVTYPE_NATIVE_RAW) 17590bcb45fbSRaghava Aditya Renukunta return; 17600bcb45fbSRaghava Aditya Renukunta 17610bcb45fbSRaghava Aditya Renukunta identify_resp = dev->hba_map[bus][target].safw_identify_resp; 17620bcb45fbSRaghava Aditya Renukunta if (identify_resp == NULL) { 17630bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17640bcb45fbSRaghava Aditya Renukunta return; 17650bcb45fbSRaghava Aditya Renukunta } 17660bcb45fbSRaghava Aditya Renukunta 17670bcb45fbSRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 17680bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 255) 17690bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 17700bcb45fbSRaghava Aditya Renukunta else 17710bcb45fbSRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 17720bcb45fbSRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 17730bcb45fbSRaghava Aditya Renukunta } 17740bcb45fbSRaghava Aditya Renukunta 1775b5a475e9SRaghava Aditya Renukunta static int aac_issue_safw_bmic_identify(struct aac_dev *dev, 1776e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd **identify_resp, u32 bus, u32 target) 17778fb39182SRaghava Aditya Renukunta { 17788fb39182SRaghava Aditya Renukunta int rcode = -ENOMEM; 1779b5a475e9SRaghava Aditya Renukunta int datasize; 17808fb39182SRaghava Aditya Renukunta struct aac_srb_unit srbu; 17818fb39182SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1782b5a475e9SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_reply; 17838fb39182SRaghava Aditya Renukunta 17848fb39182SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 1785b5a475e9SRaghava Aditya Renukunta identify_reply = kmalloc(datasize, GFP_KERNEL); 1786b5a475e9SRaghava Aditya Renukunta if (!identify_reply) 17878fb39182SRaghava Aditya Renukunta goto out; 17888fb39182SRaghava Aditya Renukunta 17898fb39182SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 17908fb39182SRaghava Aditya Renukunta 17918fb39182SRaghava Aditya Renukunta srbcmd = &srbu.srb; 179271a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 179371a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 179471a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 179571a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 179671a91ca4SRaghava Aditya Renukunta 1797b5a475e9SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, identify_reply, datasize); 17988fb39182SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1799e2ee8c94SRaghava Aditya Renukunta goto mem_free_all; 180071a91ca4SRaghava Aditya Renukunta 1801e2ee8c94SRaghava Aditya Renukunta *identify_resp = identify_reply; 1802e2ee8c94SRaghava Aditya Renukunta 180371a91ca4SRaghava Aditya Renukunta out: 180471a91ca4SRaghava Aditya Renukunta return rcode; 1805e2ee8c94SRaghava Aditya Renukunta mem_free_all: 1806e2ee8c94SRaghava Aditya Renukunta kfree(identify_reply); 1807e2ee8c94SRaghava Aditya Renukunta goto out; 180871a91ca4SRaghava Aditya Renukunta } 180971a91ca4SRaghava Aditya Renukunta 1810a25b6ca1SRaghava Aditya Renukunta static inline void aac_free_safw_ciss_luns(struct aac_dev *dev) 1811a25b6ca1SRaghava Aditya Renukunta { 1812a25b6ca1SRaghava Aditya Renukunta kfree(dev->safw_phys_luns); 1813a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = NULL; 1814a25b6ca1SRaghava Aditya Renukunta } 1815a25b6ca1SRaghava Aditya Renukunta 1816a25b6ca1SRaghava Aditya Renukunta /** 1817a25b6ca1SRaghava Aditya Renukunta * aac_get_safw_ciss_luns() Process topology change 1818a25b6ca1SRaghava Aditya Renukunta * @dev: aac_dev structure 1819a25b6ca1SRaghava Aditya Renukunta * 1820a25b6ca1SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1821a25b6ca1SRaghava Aditya Renukunta * the current hba_map. 1822a25b6ca1SRaghava Aditya Renukunta */ 182375be67cdSRaghava Aditya Renukunta static int aac_get_safw_ciss_luns(struct aac_dev *dev) 1824a25b6ca1SRaghava Aditya Renukunta { 1825a25b6ca1SRaghava Aditya Renukunta int rcode = -ENOMEM; 1826a25b6ca1SRaghava Aditya Renukunta int datasize; 1827a25b6ca1SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1828a25b6ca1SRaghava Aditya Renukunta struct aac_srb_unit srbu; 1829a25b6ca1SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1830a25b6ca1SRaghava Aditya Renukunta 1831a25b6ca1SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) + 1832a25b6ca1SRaghava Aditya Renukunta (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1833a25b6ca1SRaghava Aditya Renukunta phys_luns = kmalloc(datasize, GFP_KERNEL); 1834a25b6ca1SRaghava Aditya Renukunta if (phys_luns == NULL) 1835a25b6ca1SRaghava Aditya Renukunta goto out; 1836a25b6ca1SRaghava Aditya Renukunta 1837a25b6ca1SRaghava Aditya Renukunta memset(&srbu, 0, sizeof(struct aac_srb_unit)); 1838a25b6ca1SRaghava Aditya Renukunta 1839a25b6ca1SRaghava Aditya Renukunta srbcmd = &srbu.srb; 1840a25b6ca1SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1841a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1842a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1843a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1844a25b6ca1SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1845a25b6ca1SRaghava Aditya Renukunta 1846a25b6ca1SRaghava Aditya Renukunta rcode = aac_send_safw_bmic_cmd(dev, &srbu, phys_luns, datasize); 1847a25b6ca1SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1848a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1849a25b6ca1SRaghava Aditya Renukunta 1850a25b6ca1SRaghava Aditya Renukunta if (phys_luns->resp_flag != 2) { 1851a25b6ca1SRaghava Aditya Renukunta rcode = -ENOMSG; 1852a25b6ca1SRaghava Aditya Renukunta goto mem_free_all; 1853a25b6ca1SRaghava Aditya Renukunta } 1854a25b6ca1SRaghava Aditya Renukunta 1855a25b6ca1SRaghava Aditya Renukunta dev->safw_phys_luns = phys_luns; 1856a25b6ca1SRaghava Aditya Renukunta 1857a25b6ca1SRaghava Aditya Renukunta out: 1858a25b6ca1SRaghava Aditya Renukunta return rcode; 1859a25b6ca1SRaghava Aditya Renukunta mem_free_all: 1860a25b6ca1SRaghava Aditya Renukunta kfree(phys_luns); 1861a25b6ca1SRaghava Aditya Renukunta goto out; 18624b000227SRaghava Aditya Renukunta } 1863a25b6ca1SRaghava Aditya Renukunta 18644b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_lun_count(struct aac_dev *dev) 18654b000227SRaghava Aditya Renukunta { 1866bbd16d96SRaghava Aditya Renukunta return get_unaligned_be32(&dev->safw_phys_luns->list_length[0])/24; 18674b000227SRaghava Aditya Renukunta } 18684b000227SRaghava Aditya Renukunta 18694b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_bus(struct aac_dev *dev, int lun) 18704b000227SRaghava Aditya Renukunta { 18714b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[1] & 0x3f; 18724b000227SRaghava Aditya Renukunta } 18734b000227SRaghava Aditya Renukunta 18744b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_target(struct aac_dev *dev, int lun) 18754b000227SRaghava Aditya Renukunta { 18764b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].level2[0]; 18774b000227SRaghava Aditya Renukunta } 18784b000227SRaghava Aditya Renukunta 18794b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_expose_flag(struct aac_dev *dev, int lun) 18804b000227SRaghava Aditya Renukunta { 18814b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].bus >> 6; 18824b000227SRaghava Aditya Renukunta } 18834b000227SRaghava Aditya Renukunta 18844b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_attribs(struct aac_dev *dev, int lun) 18854b000227SRaghava Aditya Renukunta { 18864b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[9]; 18874b000227SRaghava Aditya Renukunta } 18884b000227SRaghava Aditya Renukunta 18894b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_nexus(struct aac_dev *dev, int lun) 18904b000227SRaghava Aditya Renukunta { 18914b000227SRaghava Aditya Renukunta return *((u32 *)&dev->safw_phys_luns->lun[lun].node_ident[12]); 18924b000227SRaghava Aditya Renukunta } 18934b000227SRaghava Aditya Renukunta 18944b000227SRaghava Aditya Renukunta static inline u32 aac_get_safw_phys_device_type(struct aac_dev *dev, int lun) 18954b000227SRaghava Aditya Renukunta { 18964b000227SRaghava Aditya Renukunta return dev->safw_phys_luns->lun[lun].node_ident[8]; 1897a25b6ca1SRaghava Aditya Renukunta } 1898a25b6ca1SRaghava Aditya Renukunta 1899e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_identify_resp(struct aac_dev *dev, 1900e2ee8c94SRaghava Aditya Renukunta int bus, int target) 1901e2ee8c94SRaghava Aditya Renukunta { 1902e2ee8c94SRaghava Aditya Renukunta kfree(dev->hba_map[bus][target].safw_identify_resp); 1903e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = NULL; 1904e2ee8c94SRaghava Aditya Renukunta } 1905e2ee8c94SRaghava Aditya Renukunta 1906e2ee8c94SRaghava Aditya Renukunta static inline void aac_free_safw_all_identify_resp(struct aac_dev *dev, 1907e2ee8c94SRaghava Aditya Renukunta int lun_count) 1908e2ee8c94SRaghava Aditya Renukunta { 1909e2ee8c94SRaghava Aditya Renukunta int luns; 1910e2ee8c94SRaghava Aditya Renukunta int i; 1911e2ee8c94SRaghava Aditya Renukunta u32 bus; 1912e2ee8c94SRaghava Aditya Renukunta u32 target; 1913e2ee8c94SRaghava Aditya Renukunta 1914e2ee8c94SRaghava Aditya Renukunta luns = aac_get_safw_phys_lun_count(dev); 1915e2ee8c94SRaghava Aditya Renukunta 1916e2ee8c94SRaghava Aditya Renukunta if (luns < lun_count) 1917e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1918e2ee8c94SRaghava Aditya Renukunta else if (lun_count < 0) 1919e2ee8c94SRaghava Aditya Renukunta lun_count = luns; 1920e2ee8c94SRaghava Aditya Renukunta 1921e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; i++) { 1922e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1923e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1924e2ee8c94SRaghava Aditya Renukunta 1925e2ee8c94SRaghava Aditya Renukunta aac_free_safw_identify_resp(dev, bus, target); 1926e2ee8c94SRaghava Aditya Renukunta } 1927e2ee8c94SRaghava Aditya Renukunta } 1928e2ee8c94SRaghava Aditya Renukunta 192975be67cdSRaghava Aditya Renukunta static int aac_get_safw_attr_all_targets(struct aac_dev *dev) 1930e2ee8c94SRaghava Aditya Renukunta { 1931e2ee8c94SRaghava Aditya Renukunta int i; 1932e2ee8c94SRaghava Aditya Renukunta int rcode = 0; 1933e2ee8c94SRaghava Aditya Renukunta u32 lun_count; 1934e2ee8c94SRaghava Aditya Renukunta u32 bus; 1935e2ee8c94SRaghava Aditya Renukunta u32 target; 1936e2ee8c94SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp = NULL; 1937e2ee8c94SRaghava Aditya Renukunta 1938e2ee8c94SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1939e2ee8c94SRaghava Aditya Renukunta 1940e2ee8c94SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1941e2ee8c94SRaghava Aditya Renukunta 1942e2ee8c94SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 1943e2ee8c94SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 1944e2ee8c94SRaghava Aditya Renukunta 1945e2ee8c94SRaghava Aditya Renukunta rcode = aac_issue_safw_bmic_identify(dev, 1946e2ee8c94SRaghava Aditya Renukunta &identify_resp, bus, target); 1947e2ee8c94SRaghava Aditya Renukunta 19480bcb45fbSRaghava Aditya Renukunta if (unlikely(rcode < 0)) 1949e2ee8c94SRaghava Aditya Renukunta goto free_identify_resp; 1950e2ee8c94SRaghava Aditya Renukunta 1951e2ee8c94SRaghava Aditya Renukunta dev->hba_map[bus][target].safw_identify_resp = identify_resp; 1952e2ee8c94SRaghava Aditya Renukunta } 1953e2ee8c94SRaghava Aditya Renukunta 1954e2ee8c94SRaghava Aditya Renukunta out: 1955e2ee8c94SRaghava Aditya Renukunta return rcode; 1956e2ee8c94SRaghava Aditya Renukunta free_identify_resp: 1957e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, i); 1958e2ee8c94SRaghava Aditya Renukunta goto out; 1959e2ee8c94SRaghava Aditya Renukunta } 1960e2ee8c94SRaghava Aditya Renukunta 1961c83b11e3SRaghava Aditya Renukunta /** 1962b5a475e9SRaghava Aditya Renukunta * aac_set_safw_attr_all_targets- update current hba map with data from FW 1963c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1964c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1965b5a475e9SRaghava Aditya Renukunta * @rescan: Indicates scan type 1966c83b11e3SRaghava Aditya Renukunta * 1967c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1968c83b11e3SRaghava Aditya Renukunta */ 196975be67cdSRaghava Aditya Renukunta static void aac_set_safw_attr_all_targets(struct aac_dev *dev) 1970c83b11e3SRaghava Aditya Renukunta { 1971c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1972c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1973c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1974c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1975c83b11e3SRaghava Aditya Renukunta u8 devtype; 19763edfb8b2SRaghava Aditya Renukunta 19774b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1978c83b11e3SRaghava Aditya Renukunta 1979f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1980f2d2cabaSRaghava Aditya Renukunta 1981c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1982c83b11e3SRaghava Aditya Renukunta 19834b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19844b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19854b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19864b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19874b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1988c83b11e3SRaghava Aditya Renukunta 1989c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1990c83b11e3SRaghava Aditya Renukunta continue; 1991c83b11e3SRaghava Aditya Renukunta 1992c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1993c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1994c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1995c83b11e3SRaghava Aditya Renukunta } 1996c83b11e3SRaghava Aditya Renukunta 1997c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1998c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1999c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 2000c83b11e3SRaghava Aditya Renukunta nexus; 2001c83b11e3SRaghava Aditya Renukunta } else 2002c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 2003c83b11e3SRaghava Aditya Renukunta 2004f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 2005f2d2cabaSRaghava Aditya Renukunta 20060bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 2007c83b11e3SRaghava Aditya Renukunta 2008c83b11e3SRaghava Aditya Renukunta update_devtype: 2009c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 2010c83b11e3SRaghava Aditya Renukunta } 2011c83b11e3SRaghava Aditya Renukunta } 2012c83b11e3SRaghava Aditya Renukunta 201375be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 2014fc0fdd9aSRaghava Aditya Renukunta { 20153edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20163edfb8b2SRaghava Aditya Renukunta 20171d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20181d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20191d1fec53SRaghava Aditya Renukunta goto out; 20201d1fec53SRaghava Aditya Renukunta 202175be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20223edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20233edfb8b2SRaghava Aditya Renukunta goto out; 20243edfb8b2SRaghava Aditya Renukunta 202575be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2026e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2027e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2028e2ee8c94SRaghava Aditya Renukunta 202975be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20303edfb8b2SRaghava Aditya Renukunta 2031e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2032e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20333edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20343edfb8b2SRaghava Aditya Renukunta out: 20353edfb8b2SRaghava Aditya Renukunta return rcode; 2036fc0fdd9aSRaghava Aditya Renukunta } 2037fc0fdd9aSRaghava Aditya Renukunta 203875be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2039fc0fdd9aSRaghava Aditya Renukunta { 204075be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2041fc0fdd9aSRaghava Aditya Renukunta } 2042fc0fdd9aSRaghava Aditya Renukunta 20431da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20441da177e4SLinus Torvalds { 20451da177e4SLinus Torvalds struct fib* fibptr; 20461da177e4SLinus Torvalds int rcode; 2047c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20487c00ffa3SMark Haverkamp struct aac_adapter_info *info; 204984971738SMark Haverkamp struct aac_bus_info *command; 205084971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20517c00ffa3SMark Haverkamp 2052bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20531da177e4SLinus Torvalds return -ENOMEM; 20541da177e4SLinus Torvalds 2055bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20561da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20577c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20581da177e4SLinus Torvalds 2059bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20601da177e4SLinus Torvalds fibptr, 20617c00ffa3SMark Haverkamp sizeof(*info), 20621da177e4SLinus Torvalds FsaNormal, 20639203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20641da177e4SLinus Torvalds NULL, 20651da177e4SLinus Torvalds NULL); 20661da177e4SLinus Torvalds 20677c00ffa3SMark Haverkamp if (rcode < 0) { 2068cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2069cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2070cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2071bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2072bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2073cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20747c00ffa3SMark Haverkamp return rcode; 20757c00ffa3SMark Haverkamp } 20767c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20777c00ffa3SMark Haverkamp 20781c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20797c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 208006a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20817c00ffa3SMark Haverkamp 2082bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20837c00ffa3SMark Haverkamp 208406a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20857c00ffa3SMark Haverkamp 208606a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20877c00ffa3SMark Haverkamp 2088bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20897c00ffa3SMark Haverkamp fibptr, 209006a43d17SSalyzyn, Mark sizeof(*sinfo), 20917c00ffa3SMark Haverkamp FsaNormal, 20927c00ffa3SMark Haverkamp 1, 1, 20937c00ffa3SMark Haverkamp NULL, 20947c00ffa3SMark Haverkamp NULL); 20957c00ffa3SMark Haverkamp 20967c00ffa3SMark Haverkamp if (rcode >= 0) 209706a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2098cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2099cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2100cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2101cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2102cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2103cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 21047c00ffa3SMark Haverkamp } 21051da177e4SLinus Torvalds 2106c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2107c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 210871a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2109c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 211071a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 211171a91ca4SRaghava Aditya Renukunta } 2112c83b11e3SRaghava Aditya Renukunta } 211384971738SMark Haverkamp 211484971738SMark Haverkamp /* 211584971738SMark Haverkamp * GetBusInfo 211684971738SMark Haverkamp */ 211784971738SMark Haverkamp 2118bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 211984971738SMark Haverkamp 212084971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 212184971738SMark Haverkamp 212284971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 212384971738SMark Haverkamp 212484971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 212584971738SMark Haverkamp 212684971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 212784971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 212884971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 212984971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 213084971738SMark Haverkamp 2131bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 213284971738SMark Haverkamp fibptr, 213384971738SMark Haverkamp sizeof (*bus_info), 213484971738SMark Haverkamp FsaNormal, 213584971738SMark Haverkamp 1, 1, 213684971738SMark Haverkamp NULL, NULL); 213784971738SMark Haverkamp 213894cf6ba1SSalyzyn, Mark /* reasoned default */ 213994cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 214084971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 214184971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 214284971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 214384971738SMark Haverkamp } 214484971738SMark Haverkamp 21458c867b25SMark Haverkamp if (!dev->in_reset) { 214624f02e1dSSalyzyn, Mark char buffer[16]; 21471da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21487c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21491da177e4SLinus Torvalds dev->name, 21501da177e4SLinus Torvalds dev->id, 21511da177e4SLinus Torvalds tmp>>24, 21521da177e4SLinus Torvalds (tmp>>16)&0xff, 21531da177e4SLinus Torvalds tmp&0xff, 21547c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21551c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21561c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21571da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21581da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21591da177e4SLinus Torvalds dev->name, dev->id, 21601da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21611da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21621da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21631da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21641da177e4SLinus Torvalds dev->name, dev->id, 21651da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21661da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 216724f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2168ee959b00STony Jones if (aac_get_serial_number( 216924f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 217024f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 217124f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21721c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2173a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2174a45c863fSSalyzyn, Mark dev->name, dev->id, 21751c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21761c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21771c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2178a45c863fSSalyzyn, Mark } 21792f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21801c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2181a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 218229c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 218329c97684SSalyzyn, Mark dev->name, dev->id); 218429c97684SSalyzyn, Mark } 21858c867b25SMark Haverkamp } 21861da177e4SLinus Torvalds 218795e852e1SSalyzyn, Mark dev->cache_protected = 0; 21881c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2189cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21901da177e4SLinus Torvalds dev->nondasd_support = 0; 21911da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 219295e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21931da177e4SLinus Torvalds dev->nondasd_support = 1; 21941da177e4SLinus Torvalds 21951da177e4SLinus Torvalds /* 21961da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21971da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21981da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21991da177e4SLinus Torvalds * additional changes changes will have to be made to support 22001da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 22011da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 22021da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 22031da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 22041da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 22051da177e4SLinus Torvalds */ 22061da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 22071da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 22081da177e4SLinus Torvalds dev->nondasd_support = 1; 22091da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 22101da177e4SLinus Torvalds } 22111da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 22121da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 22131da177e4SLinus Torvalds dev->name, dev->id); 22141da177e4SLinus Torvalds 221595e852e1SSalyzyn, Mark if (nondasd != -1) 22161da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22172f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22181da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22191da177e4SLinus Torvalds 2220e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2221d8e96507SLeubner, Achim dev->needs_dac = 1; 22221da177e4SLinus Torvalds dev->dac_support = 0; 2223d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2224d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22252f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22262f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22272f7ecc55SSalyzyn, Mark dev->name, dev->id); 22281da177e4SLinus Torvalds dev->dac_support = 1; 22291da177e4SLinus Torvalds } 22301da177e4SLinus Torvalds 22311da177e4SLinus Torvalds if(dacmode != -1) { 22321da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22331da177e4SLinus Torvalds } 2234d8e96507SLeubner, Achim 2235d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2236d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2237d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2238d8e96507SLeubner, Achim dev->nondasd_support = 0; 2239d8e96507SLeubner, Achim dev->jbod = 0; 2240d8e96507SLeubner, Achim expose_physicals = 0; 2241d8e96507SLeubner, Achim } 2242d8e96507SLeubner, Achim 22438105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 22448105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 22452f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22468105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 22478105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 22488105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22491da177e4SLinus Torvalds dev->dac_support = 0; 22501da177e4SLinus Torvalds } else { 22518105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22521da177e4SLinus Torvalds rcode = -ENOMEM; 22531da177e4SLinus Torvalds } 22541da177e4SLinus Torvalds } 22557c00ffa3SMark Haverkamp /* 2256e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2257e8f32de5SMark Haverkamp * interface. 22587c00ffa3SMark Haverkamp */ 2259e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 226094cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 226194cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 226294cf6ba1SSalyzyn, Mark : aac_scsi_64) 2263e8f32de5SMark Haverkamp : aac_scsi_32; 2264e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2265e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2266e8f32de5SMark Haverkamp ? aac_bounds_64 2267e8f32de5SMark Haverkamp : aac_bounds_32; 2268e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2269e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2270e8f32de5SMark Haverkamp } else { 2271e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22727c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22737c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 227463a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 227563a70eeaSMark Haverkamp sizeof(struct sgentry); 22767c00ffa3SMark Haverkamp if (dev->dac_support) { 2277e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2278e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22797c00ffa3SMark Haverkamp /* 22807c00ffa3SMark Haverkamp * 38 scatter gather elements 22817c00ffa3SMark Haverkamp */ 22827c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22837c00ffa3SMark Haverkamp (dev->max_fib_size - 22847c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22857c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 228663a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 228763a70eeaSMark Haverkamp sizeof(struct sgentry64); 2288e8f32de5SMark Haverkamp } else { 2289e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2290e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22917c00ffa3SMark Haverkamp } 22927c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22937c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22947c00ffa3SMark Haverkamp /* 22957c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22967c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22977c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22987c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22997c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 23007c00ffa3SMark Haverkamp * element. 23017c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 23027c00ffa3SMark Haverkamp */ 23037c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 23047c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 23057c00ffa3SMark Haverkamp } 23060e68c003SMark Haverkamp } 2307ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2308ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2309ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2310ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2311ab5d129fSRaghava Aditya Renukunta 2312cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2313cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2314bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2315bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2316cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23171da177e4SLinus Torvalds 23181da177e4SLinus Torvalds return rcode; 23191da177e4SLinus Torvalds } 23201da177e4SLinus Torvalds 23211da177e4SLinus Torvalds 2322e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23231da177e4SLinus Torvalds { 23241da177e4SLinus Torvalds struct aac_dev *dev; 23251da177e4SLinus Torvalds struct aac_read_reply *readreply; 23261da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23271da177e4SLinus Torvalds u32 cid; 23281da177e4SLinus Torvalds 23291da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23301da177e4SLinus Torvalds 233103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 233203d44337SMark Haverkamp return; 233303d44337SMark Haverkamp 23341a655040SSalyzyn, Mark dev = fibptr->dev; 2335e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23361da177e4SLinus Torvalds 23377a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23387a8cf29dSMark Haverkamp u64 lba; 23397a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23407a8cf29dSMark Haverkamp case WRITE_6: 23417a8cf29dSMark Haverkamp case READ_6: 23427a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23437a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23447a8cf29dSMark Haverkamp break; 23457a8cf29dSMark Haverkamp case WRITE_16: 23467a8cf29dSMark Haverkamp case READ_16: 23477a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23487a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23507a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23517a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23527a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23537a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23547a8cf29dSMark Haverkamp break; 23557a8cf29dSMark Haverkamp case WRITE_12: 23567a8cf29dSMark Haverkamp case READ_12: 23577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23587a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23597a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23607a8cf29dSMark Haverkamp break; 23617a8cf29dSMark Haverkamp default: 23627a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23637a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23647a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23657a8cf29dSMark Haverkamp break; 23667a8cf29dSMark Haverkamp } 23677a8cf29dSMark Haverkamp printk(KERN_DEBUG 23687a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23697a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23707a8cf29dSMark Haverkamp } 23711da177e4SLinus Torvalds 2372125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23731da177e4SLinus Torvalds 2374727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2375727eead6SFUJITA Tomonori 23761da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2377655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2378655d722cSMark Salyzyn case ST_OK: 2379655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2380655d722cSMark Salyzyn SAM_STAT_GOOD; 2381655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2382655d722cSMark Salyzyn break; 2383655d722cSMark Salyzyn case ST_NOT_READY: 2384655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2385655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2386655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2387655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2388655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2389655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2390655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2391655d722cSMark Salyzyn break; 2392f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2393f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2394f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2395f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2396f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2397f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2398f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2399f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2400f956a669SRaghava Aditya Renukunta break; 2401655d722cSMark Salyzyn default: 24027c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2403e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 24041da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 24057c00ffa3SMark Haverkamp #endif 2406655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2407655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 24088e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24098e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24108e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24111da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24123ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 24133ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2414655d722cSMark Salyzyn break; 24151da177e4SLinus Torvalds } 2416bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24171da177e4SLinus Torvalds 24188e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24191da177e4SLinus Torvalds } 24201da177e4SLinus Torvalds 24219e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24221da177e4SLinus Torvalds { 24237a8cf29dSMark Haverkamp u64 lba; 24241da177e4SLinus Torvalds u32 count; 24251da177e4SLinus Torvalds int status; 24261da177e4SLinus Torvalds struct aac_dev *dev; 24271da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2428da3cc679SRajashekhara, Mahesh int cid; 24291da177e4SLinus Torvalds 24301da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24311da177e4SLinus Torvalds /* 24321da177e4SLinus Torvalds * Get block address and transfer length 24331da177e4SLinus Torvalds */ 24347a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24357a8cf29dSMark Haverkamp case READ_6: 24369e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24371da177e4SLinus Torvalds 24387a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24397a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24401da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24411da177e4SLinus Torvalds 24421da177e4SLinus Torvalds if (count == 0) 24431da177e4SLinus Torvalds count = 256; 24447a8cf29dSMark Haverkamp break; 24457a8cf29dSMark Haverkamp case READ_16: 24469e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24477a8cf29dSMark Haverkamp 24487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24507a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24517a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24527a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24537a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24547a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24557a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24567a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24577a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24587a8cf29dSMark Haverkamp break; 24597a8cf29dSMark Haverkamp case READ_12: 24609e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24617a8cf29dSMark Haverkamp 24627a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24637a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24647a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24657a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24667a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24677a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24687a8cf29dSMark Haverkamp break; 24697a8cf29dSMark Haverkamp default: 24709e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24711da177e4SLinus Torvalds 24727a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24737a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24747a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24751da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24767a8cf29dSMark Haverkamp break; 24771da177e4SLinus Torvalds } 2478da3cc679SRajashekhara, Mahesh 2479da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2480da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2481da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2482da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2483da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2484da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2485da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2486da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2487da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2488da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2489da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2490da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2491da3cc679SRajashekhara, Mahesh return 1; 2492da3cc679SRajashekhara, Mahesh } 2493da3cc679SRajashekhara, Mahesh 24947a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24957c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2496e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24977a8cf29dSMark Haverkamp return 0; 24981da177e4SLinus Torvalds /* 24991da177e4SLinus Torvalds * Alocate and initialize a Fib 25001da177e4SLinus Torvalds */ 25016bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25021ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2503e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 25041da177e4SLinus Torvalds 25051da177e4SLinus Torvalds /* 25061da177e4SLinus Torvalds * Check that the command queued to the controller 25071da177e4SLinus Torvalds */ 25081ae948faSBrian King if (status == -EINPROGRESS) 25091da177e4SLinus Torvalds return 0; 25101da177e4SLinus Torvalds 2511bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 25121da177e4SLinus Torvalds /* 25131da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25141da177e4SLinus Torvalds */ 25151da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25168e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2517bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2518bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25191da177e4SLinus Torvalds return 0; 25201da177e4SLinus Torvalds } 25211da177e4SLinus Torvalds 25229e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25231da177e4SLinus Torvalds { 25247a8cf29dSMark Haverkamp u64 lba; 25251da177e4SLinus Torvalds u32 count; 25269d399cc7SSalyzyn, Mark int fua; 25271da177e4SLinus Torvalds int status; 25281da177e4SLinus Torvalds struct aac_dev *dev; 25291da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2530da3cc679SRajashekhara, Mahesh int cid; 25311da177e4SLinus Torvalds 25321da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25331da177e4SLinus Torvalds /* 25341da177e4SLinus Torvalds * Get block address and transfer length 25351da177e4SLinus Torvalds */ 25361da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25371da177e4SLinus Torvalds { 25381da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25391da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25401da177e4SLinus Torvalds if (count == 0) 25411da177e4SLinus Torvalds count = 256; 25429d399cc7SSalyzyn, Mark fua = 0; 25437a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25449e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25457a8cf29dSMark Haverkamp 25467a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25477a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25487a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25507a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25517a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25527a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25537a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25547a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25559d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25567a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25579e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25587a8cf29dSMark Haverkamp 25597a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25607a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25617a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25627a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25639d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25641da177e4SLinus Torvalds } else { 25659e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25667a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25671da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25689d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25691da177e4SLinus Torvalds } 2570da3cc679SRajashekhara, Mahesh 2571da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2572da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2573da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2574da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2575da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2576da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2577da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2578da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2579da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2580da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2581da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2582da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2583da3cc679SRajashekhara, Mahesh return 1; 2584da3cc679SRajashekhara, Mahesh } 2585da3cc679SRajashekhara, Mahesh 25867a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25871da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2588e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25897a8cf29dSMark Haverkamp return 0; 25901da177e4SLinus Torvalds /* 25911da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25921da177e4SLinus Torvalds */ 25936bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25941ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25959d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25961da177e4SLinus Torvalds 25971da177e4SLinus Torvalds /* 25981da177e4SLinus Torvalds * Check that the command queued to the controller 25991da177e4SLinus Torvalds */ 26001ae948faSBrian King if (status == -EINPROGRESS) 26011da177e4SLinus Torvalds return 0; 26021da177e4SLinus Torvalds 2603bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 26041da177e4SLinus Torvalds /* 26051da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 26061da177e4SLinus Torvalds */ 26071da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 26088e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 26091da177e4SLinus Torvalds 2610bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2611bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26121da177e4SLinus Torvalds return 0; 26131da177e4SLinus Torvalds } 26141da177e4SLinus Torvalds 26151da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26161da177e4SLinus Torvalds { 26171da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26181da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26191da177e4SLinus Torvalds 26201da177e4SLinus Torvalds cmd = context; 26211da177e4SLinus Torvalds 262203d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 262303d44337SMark Haverkamp return; 262403d44337SMark Haverkamp 26251da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26261da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26271da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26281da177e4SLinus Torvalds 26291da177e4SLinus Torvalds 26301da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26311da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 26321da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26331da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26341da177e4SLinus Torvalds else { 26351da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26361a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2637e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26381da177e4SLinus Torvalds printk(KERN_WARNING 26391da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26401da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 26411da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26421da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26438e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26448e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26458e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26461da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2647b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2648b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26491da177e4SLinus Torvalds } 26501da177e4SLinus Torvalds 2651bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2652bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26538e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26541da177e4SLinus Torvalds } 26551da177e4SLinus Torvalds 26569e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26571da177e4SLinus Torvalds { 26581da177e4SLinus Torvalds int status; 26591da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26601da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26611da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26621da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 26631da177e4SLinus Torvalds int active = 0; 266490ee3466SMark Haverkamp struct aac_dev *aac; 2665b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2666b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2667b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 26681da177e4SLinus Torvalds unsigned long flags; 26691da177e4SLinus Torvalds 26701da177e4SLinus Torvalds /* 267177d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 267277d644d4SMark Haverkamp * specific target (block). 26731da177e4SLinus Torvalds */ 26741da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 26751da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2676b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2677b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2678b90f90d2SSalyzyn, Mark u32 cmnd_count; 2679b90f90d2SSalyzyn, Mark 2680b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2681b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2682b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2683b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2684b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2685b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2686b90f90d2SSalyzyn, Mark cmnd_count = 256; 2687b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2688b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2689b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2690b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2691b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2692b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2693b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2694b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2695b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2696b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2697b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2698b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2699b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2700b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2701b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2702b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2703b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2704b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2705b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2706b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2707b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2708b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2709b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2710b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2711b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2712b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2713b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2714b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2715b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2716b90f90d2SSalyzyn, Mark } else 2717b90f90d2SSalyzyn, Mark continue; 2718b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2719b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2720b90f90d2SSalyzyn, Mark continue; 27211da177e4SLinus Torvalds ++active; 27221da177e4SLinus Torvalds break; 27231da177e4SLinus Torvalds } 27241da177e4SLinus Torvalds 27251da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 27261da177e4SLinus Torvalds 27271da177e4SLinus Torvalds /* 27281da177e4SLinus Torvalds * Yield the processor (requeue for later) 27291da177e4SLinus Torvalds */ 27301da177e4SLinus Torvalds if (active) 27311da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 27321da177e4SLinus Torvalds 2733f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 27348c867b25SMark Haverkamp if (aac->in_reset) 27358c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 27368c867b25SMark Haverkamp 27371da177e4SLinus Torvalds /* 27387c00ffa3SMark Haverkamp * Allocate and initialize a Fib 27391da177e4SLinus Torvalds */ 274090ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 27411da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27421da177e4SLinus Torvalds 2743bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 27441da177e4SLinus Torvalds 27451da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 27461da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 27471da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 27489e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 27491da177e4SLinus Torvalds synchronizecmd->count = 27501da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 27511ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 27521da177e4SLinus Torvalds 27531da177e4SLinus Torvalds /* 27541da177e4SLinus Torvalds * Now send the Fib to the adapter 27551da177e4SLinus Torvalds */ 2756bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 27571da177e4SLinus Torvalds cmd_fibcontext, 27581da177e4SLinus Torvalds sizeof(struct aac_synchronize), 27591da177e4SLinus Torvalds FsaNormal, 27601da177e4SLinus Torvalds 0, 1, 27611da177e4SLinus Torvalds (fib_callback)synchronize_callback, 27621da177e4SLinus Torvalds (void *)scsicmd); 27631da177e4SLinus Torvalds 27641da177e4SLinus Torvalds /* 27651da177e4SLinus Torvalds * Check that the command queued to the controller 27661da177e4SLinus Torvalds */ 27671ae948faSBrian King if (status == -EINPROGRESS) 27681da177e4SLinus Torvalds return 0; 27691da177e4SLinus Torvalds 27701da177e4SLinus Torvalds printk(KERN_WARNING 2771bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2772bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2773bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 27741da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27751da177e4SLinus Torvalds } 27761da177e4SLinus Torvalds 2777655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2778655d722cSMark Salyzyn { 2779655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2780655d722cSMark Salyzyn 2781655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2782655d722cSMark Salyzyn return; 2783655d722cSMark Salyzyn 2784655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2785655d722cSMark Salyzyn 2786655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2787655d722cSMark Salyzyn 2788655d722cSMark Salyzyn aac_fib_complete(fibptr); 2789655d722cSMark Salyzyn aac_fib_free(fibptr); 2790655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2791655d722cSMark Salyzyn } 2792655d722cSMark Salyzyn 2793655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2794655d722cSMark Salyzyn { 2795655d722cSMark Salyzyn int status; 2796655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2797655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2798655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2799655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2800655d722cSMark Salyzyn 28011c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2802655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2803655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2804655d722cSMark Salyzyn SAM_STAT_GOOD; 2805655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2806655d722cSMark Salyzyn return 0; 2807655d722cSMark Salyzyn } 2808655d722cSMark Salyzyn 2809655d722cSMark Salyzyn if (aac->in_reset) 2810655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2811655d722cSMark Salyzyn 2812655d722cSMark Salyzyn /* 2813655d722cSMark Salyzyn * Allocate and initialize a Fib 2814655d722cSMark Salyzyn */ 28156bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2816655d722cSMark Salyzyn 2817655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2818655d722cSMark Salyzyn 2819655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2820655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2821655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2822655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2823655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2824655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2825655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2826655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2827655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 28281ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2829655d722cSMark Salyzyn 2830655d722cSMark Salyzyn /* 2831655d722cSMark Salyzyn * Now send the Fib to the adapter 2832655d722cSMark Salyzyn */ 2833655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2834655d722cSMark Salyzyn cmd_fibcontext, 2835655d722cSMark Salyzyn sizeof(struct aac_power_management), 2836655d722cSMark Salyzyn FsaNormal, 2837655d722cSMark Salyzyn 0, 1, 2838655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2839655d722cSMark Salyzyn (void *)scsicmd); 2840655d722cSMark Salyzyn 2841655d722cSMark Salyzyn /* 2842655d722cSMark Salyzyn * Check that the command queued to the controller 2843655d722cSMark Salyzyn */ 28441ae948faSBrian King if (status == -EINPROGRESS) 2845655d722cSMark Salyzyn return 0; 2846655d722cSMark Salyzyn 2847655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2848655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2849655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2850655d722cSMark Salyzyn } 2851655d722cSMark Salyzyn 28521da177e4SLinus Torvalds /** 28531da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 28541da177e4SLinus Torvalds * @scsicmd: SCSI command block 28551da177e4SLinus Torvalds * 28561da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 28571da177e4SLinus Torvalds * aacraid firmware. 28581da177e4SLinus Torvalds */ 28591da177e4SLinus Torvalds 28601da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 28611da177e4SLinus Torvalds { 2862ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 28631da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 28641da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 28651da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 28661da177e4SLinus Torvalds 286790ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 286890ee3466SMark Haverkamp return -1; 28691da177e4SLinus Torvalds /* 28701da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 28711da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 28721da177e4SLinus Torvalds * itself. 28731da177e4SLinus Torvalds */ 28741a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 28751a655040SSalyzyn, Mark if (cid != host->this_id) { 28761a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 28771a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2878e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 28791da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2880c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28811da177e4SLinus Torvalds } 28821da177e4SLinus Torvalds 28831da177e4SLinus Torvalds /* 28841da177e4SLinus Torvalds * If the target container doesn't exist, it may have 28851da177e4SLinus Torvalds * been newly created 28861da177e4SLinus Torvalds */ 2887655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2888655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2889655d722cSMark Salyzyn NOT_READY)) { 28901da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2891eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28927a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28937a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28947a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28957a8cf29dSMark Haverkamp break; 28961da177e4SLinus Torvalds case INQUIRY: 28971da177e4SLinus Torvalds case READ_CAPACITY: 28981da177e4SLinus Torvalds case TEST_UNIT_READY: 28998c867b25SMark Haverkamp if (dev->in_reset) 29008c867b25SMark Haverkamp return -1; 2901fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2902fe76df42SMark Haverkamp aac_probe_container_callback2); 29031da177e4SLinus Torvalds default: 29041da177e4SLinus Torvalds break; 29051da177e4SLinus Torvalds } 29061da177e4SLinus Torvalds } 29071da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2908ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2909ab5d129fSRaghava Aditya Renukunta 2910ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2911ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2912ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2913ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2914ab5d129fSRaghava Aditya Renukunta return -1; 2915ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2916ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2917cb1042f2SSalyzyn, Mark dev->jbod) { 29188c867b25SMark Haverkamp if (dev->in_reset) 29198c867b25SMark Haverkamp return -1; 29201da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 29211da177e4SLinus Torvalds } else { 29221da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2923c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29241da177e4SLinus Torvalds } 29251da177e4SLinus Torvalds } 29261da177e4SLinus Torvalds } 29271da177e4SLinus Torvalds /* 29281da177e4SLinus Torvalds * else Command for the controller itself 29291da177e4SLinus Torvalds */ 29301da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 29311da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 29321da177e4SLinus Torvalds { 29331da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 29341da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 29358e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29368e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 29378e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 29381da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 29393ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 29403ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2941c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 29421da177e4SLinus Torvalds } 29431da177e4SLinus Torvalds 29441da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2945c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2946c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2947c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2948c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2949c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2950c4e2fbcaSRaghava Aditya Renukunta return -1; 2951c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2952c4e2fbcaSRaghava Aditya Renukunta 2953c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2954c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2955c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2956c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2957c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2958c4e2fbcaSRaghava Aditya Renukunta return -1; 2959c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2960c4e2fbcaSRaghava Aditya Renukunta 2961c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2962c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 29632d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 29642d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 2965c4e2fbcaSRaghava Aditya Renukunta break; 2966c4e2fbcaSRaghava Aditya Renukunta } 2967c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2968c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2969c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 29701da177e4SLinus Torvalds case INQUIRY: 29711da177e4SLinus Torvalds { 29723b2946ccSMark Haverkamp struct inquiry_data inq_data; 29731da177e4SLinus Torvalds 29741a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 29753b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 29761da177e4SLinus Torvalds 2977d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 297888e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 297988e2f98eSSalyzyn, Mark 298088e2f98eSSalyzyn, Mark /* EVPD bit set */ 298188e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 298288e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 298388e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 298488e2f98eSSalyzyn, Mark /* supported vital product data pages */ 29855d910649SMahesh Rajashekhara arr[3] = 3; 298688e2f98eSSalyzyn, Mark arr[4] = 0x0; 298788e2f98eSSalyzyn, Mark arr[5] = 0x80; 29885d910649SMahesh Rajashekhara arr[6] = 0x83; 298988e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2990d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 299188e2f98eSSalyzyn, Mark sizeof(inq_data)); 29922d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29932d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29942d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 299588e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 299688e2f98eSSalyzyn, Mark /* unit serial number page */ 299788e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 299888e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 299988e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 3000d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 300188e2f98eSSalyzyn, Mark sizeof(inq_data)); 3002d8e96507SLeubner, Achim if (aac_wwn != 2) 3003d8e96507SLeubner, Achim return aac_get_container_serial( 3004d8e96507SLeubner, Achim scsicmd); 30052d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 30062d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 30072d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 30085d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 30095d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 30105d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 30115d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 30125d910649SMahesh Rajashekhara scmd_id(scsicmd)); 30135d910649SMahesh Rajashekhara if (aac_wwn != 2) 30145d910649SMahesh Rajashekhara return aac_get_container_serial( 30155d910649SMahesh Rajashekhara scsicmd); 30162d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 30172d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 30182d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 301988e2f98eSSalyzyn, Mark } else { 302088e2f98eSSalyzyn, Mark /* vpd page not implemented */ 302188e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 302288e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 302388e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 30248e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 30258e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 30268e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 302788e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 302888e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 30293ace426fSSalyzyn, Mark min_t(size_t, 30303ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 30313ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 303288e2f98eSSalyzyn, Mark } 3033c4e2fbcaSRaghava Aditya Renukunta break; 303488e2f98eSSalyzyn, Mark } 30353b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 30363b2946ccSMark 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 */ 30373b2946ccSMark Haverkamp inq_data.inqd_len = 31; 30381da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 30393b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 30401da177e4SLinus Torvalds /* 30411da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 30421da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 30431da177e4SLinus Torvalds */ 30441a655040SSalyzyn, Mark if (cid == host->this_id) { 30456391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 30463b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 3047d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 3048d4345028SFUJITA Tomonori sizeof(inq_data)); 30492d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 30502d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3051c4e2fbcaSRaghava Aditya Renukunta break; 30521da177e4SLinus Torvalds } 30538c867b25SMark Haverkamp if (dev->in_reset) 30548c867b25SMark Haverkamp return -1; 3055794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 30563b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 3057d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 30589e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 30591da177e4SLinus Torvalds } 3060eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 30617a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 30627a8cf29dSMark Haverkamp !(dev->raw_io_64) || 30637a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 30647a8cf29dSMark Haverkamp break; 30657a8cf29dSMark Haverkamp { 30667a8cf29dSMark Haverkamp u64 capacity; 306707ce5ebaSMark Haverkamp char cp[13]; 3068b271f1c8SFUJITA Tomonori unsigned int alloc_len; 30697a8cf29dSMark Haverkamp 30707a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 30717a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 30727a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 30737a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 30747a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 30757a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 30767a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 30777a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 30787a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 30797a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 3080b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3081b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3082b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3083b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 308407ce5ebaSMark Haverkamp cp[12] = 0; 308507ce5ebaSMark Haverkamp 3086b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 3087b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 3088b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 3089b271f1c8SFUJITA Tomonori 3090b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 3091d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 3092b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 3093b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3094b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 30957a8cf29dSMark Haverkamp 30967a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30977a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30987a8cf29dSMark Haverkamp 30992d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 31002d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3101c4e2fbcaSRaghava Aditya Renukunta break; 31027a8cf29dSMark Haverkamp } 31037a8cf29dSMark Haverkamp 31041da177e4SLinus Torvalds case READ_CAPACITY: 31051da177e4SLinus Torvalds { 31061da177e4SLinus Torvalds u32 capacity; 31073b2946ccSMark Haverkamp char cp[8]; 31081da177e4SLinus Torvalds 31091da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 31107a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 31111da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 31121da177e4SLinus Torvalds else 31131da177e4SLinus Torvalds capacity = (u32)-1; 31143b2946ccSMark Haverkamp 31151da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 31161da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 31171da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 31181da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3119b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3120b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3121b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3122b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3123d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 31247a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 31257a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 31262d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 31272d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3128c4e2fbcaSRaghava Aditya Renukunta break; 31291da177e4SLinus Torvalds } 31301da177e4SLinus Torvalds 31311da177e4SLinus Torvalds case MODE_SENSE: 31321da177e4SLinus Torvalds { 31339d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3134b836439fSMahesh Rajashekhara u32 capacity; 3135b836439fSMahesh Rajashekhara aac_modep_data mpd; 3136b836439fSMahesh Rajashekhara 3137b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3138b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3139b836439fSMahesh Rajashekhara else 3140b836439fSMahesh Rajashekhara capacity = (u32)-1; 31411da177e4SLinus Torvalds 31421da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3143b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3144b836439fSMahesh Rajashekhara 3145b836439fSMahesh Rajashekhara /* Mode data length */ 3146b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3147b836439fSMahesh Rajashekhara /* Medium type - default */ 3148b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3149b836439fSMahesh Rajashekhara /* Device-specific param, 31509d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31519d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3152b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3153b836439fSMahesh Rajashekhara 315495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3155b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3156b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3157b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3158b836439fSMahesh Rajashekhara else { 3159b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3160b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3161b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3162b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3163b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3164b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3165b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3166b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 31675d910649SMahesh Rajashekhara 31685d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 31695d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 31705d910649SMahesh Rajashekhara /* page length */ 31715d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 31725d910649SMahesh Rajashekhara /* Mode data length */ 31735d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 31745d910649SMahesh Rajashekhara } else { 31755d910649SMahesh Rajashekhara /* Mode data length */ 31765d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 31775d910649SMahesh Rajashekhara } 31785d910649SMahesh Rajashekhara 3179b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3180b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3181b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3182b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3183b836439fSMahesh Rajashekhara } else { 3184b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3185b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3186b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3187b836439fSMahesh Rajashekhara } 3188b836439fSMahesh Rajashekhara } 31899d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31909d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3191b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3192b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3193b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3194b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 319595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3196b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 31975d910649SMahesh Rajashekhara } 31985d910649SMahesh Rajashekhara 31999d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 32009d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 32015d910649SMahesh Rajashekhara else 32025d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3203b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3204b836439fSMahesh Rajashekhara (char *)&mpd, 3205b836439fSMahesh Rajashekhara mode_buf_length); 32062d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32072d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3208c4e2fbcaSRaghava Aditya Renukunta break; 32091da177e4SLinus Torvalds } 32101da177e4SLinus Torvalds case MODE_SENSE_10: 32111da177e4SLinus Torvalds { 3212b836439fSMahesh Rajashekhara u32 capacity; 32139d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3214b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3215b836439fSMahesh Rajashekhara 3216b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3217b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3218b836439fSMahesh Rajashekhara else 3219b836439fSMahesh Rajashekhara capacity = (u32)-1; 32201da177e4SLinus Torvalds 32211da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3222b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3223b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3224b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3225b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3226b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3227b836439fSMahesh Rajashekhara /* Medium type - default */ 3228b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3229b836439fSMahesh Rajashekhara /* Device-specific param, 32309d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 32319d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3232b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3233b836439fSMahesh Rajashekhara 323495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3235b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3236b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3237b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3238b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3239b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3240b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3241b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3242b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3243b836439fSMahesh Rajashekhara } else { 3244b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3245b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3246b836439fSMahesh Rajashekhara 3247b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3248b836439fSMahesh Rajashekhara 3249b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3250b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3251b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3252b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3253b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3254b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3255b836439fSMahesh Rajashekhara 3256b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3257b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3258b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3259b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3260b836439fSMahesh Rajashekhara } else { 3261b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3262b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3263b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3264b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3265b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3266b836439fSMahesh Rajashekhara capacity & 0xff; 3267b836439fSMahesh Rajashekhara } 3268b836439fSMahesh Rajashekhara } 32699d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 32709d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3271b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3272b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3273b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3274b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 327595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3276b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 32779d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 32789d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 32799d399cc7SSalyzyn, Mark } 3280b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3281b836439fSMahesh Rajashekhara (char *)&mpd10, 3282b836439fSMahesh Rajashekhara mode_buf_length); 32831da177e4SLinus Torvalds 32842d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32852d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3286c4e2fbcaSRaghava Aditya Renukunta break; 32871da177e4SLinus Torvalds } 32881da177e4SLinus Torvalds case REQUEST_SENSE: 32891da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3290c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3291c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3292c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3293c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 32942d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32952d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3296c4e2fbcaSRaghava Aditya Renukunta break; 32971da177e4SLinus Torvalds 32981da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 32991da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 33001da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 33011da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 33021da177e4SLinus Torvalds else 33031da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 33041da177e4SLinus Torvalds 33052d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 33062d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3307c4e2fbcaSRaghava Aditya Renukunta break; 33081da177e4SLinus Torvalds /* 33091da177e4SLinus Torvalds * These commands are all No-Ops 33101da177e4SLinus Torvalds */ 33111da177e4SLinus Torvalds case TEST_UNIT_READY: 3312655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3313655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3314655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3315655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3316655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3317655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3318655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3319655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3320655d722cSMark Salyzyn min_t(size_t, 3321655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3322655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3323c4e2fbcaSRaghava Aditya Renukunta break; 3324655d722cSMark Salyzyn } 33251da177e4SLinus Torvalds case RESERVE: 33261da177e4SLinus Torvalds case RELEASE: 33271da177e4SLinus Torvalds case REZERO_UNIT: 33281da177e4SLinus Torvalds case REASSIGN_BLOCKS: 33291da177e4SLinus Torvalds case SEEK_10: 33302d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 33312d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3332c4e2fbcaSRaghava Aditya Renukunta break; 3333655d722cSMark Salyzyn 3334655d722cSMark Salyzyn case START_STOP: 3335655d722cSMark Salyzyn return aac_start_stop(scsicmd); 33361da177e4SLinus Torvalds 333795e852e1SSalyzyn, Mark /* FALLTHRU */ 33381da177e4SLinus Torvalds default: 33391da177e4SLinus Torvalds /* 33401da177e4SLinus Torvalds * Unhandled commands 33411da177e4SLinus Torvalds */ 3342c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3343c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3344c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3345c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 33468e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 33471da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 33488e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 33491da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 33503ace426fSSalyzyn, Mark min_t(size_t, 33513ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 33523ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3353c4e2fbcaSRaghava Aditya Renukunta } 3354c4e2fbcaSRaghava Aditya Renukunta 3355c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3356c4e2fbcaSRaghava Aditya Renukunta 33571da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 33581da177e4SLinus Torvalds return 0; 33591da177e4SLinus Torvalds } 33601da177e4SLinus Torvalds 33611da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 33621da177e4SLinus Torvalds { 33631da177e4SLinus Torvalds struct aac_query_disk qd; 33641da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33651da177e4SLinus Torvalds 33661da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 336790ee3466SMark Haverkamp if (!fsa_dev_ptr) 336865101355SMark Haverkamp return -EBUSY; 33691da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 33701da177e4SLinus Torvalds return -EFAULT; 3371e6fd916aSDan Carpenter if (qd.cnum == -1) { 3372e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3373e6fd916aSDan Carpenter return -EINVAL; 3374e5718774SMark Haverkamp qd.cnum = qd.id; 3375e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 33761da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 33771da177e4SLinus Torvalds return -EINVAL; 33781da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 33791da177e4SLinus Torvalds qd.bus = 0; 33801da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 33811da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 33821da177e4SLinus Torvalds } 33831da177e4SLinus Torvalds else return -EINVAL; 33841da177e4SLinus Torvalds 3385fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 33861da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 33871da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 33881da177e4SLinus Torvalds 33891da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 33901da177e4SLinus Torvalds qd.unmapped = 1; 33911da177e4SLinus Torvalds else 33921da177e4SLinus Torvalds qd.unmapped = 0; 33931da177e4SLinus Torvalds 33941da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 33951da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 33961da177e4SLinus Torvalds 33971da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 33981da177e4SLinus Torvalds return -EFAULT; 33991da177e4SLinus Torvalds return 0; 34001da177e4SLinus Torvalds } 34011da177e4SLinus Torvalds 34021da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 34031da177e4SLinus Torvalds { 34041da177e4SLinus Torvalds struct aac_delete_disk dd; 34051da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34061da177e4SLinus Torvalds 34071da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 340865101355SMark Haverkamp if (!fsa_dev_ptr) 340965101355SMark Haverkamp return -EBUSY; 34101da177e4SLinus Torvalds 34111da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34121da177e4SLinus Torvalds return -EFAULT; 34131da177e4SLinus Torvalds 34141da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34151da177e4SLinus Torvalds return -EINVAL; 34161da177e4SLinus Torvalds /* 34171da177e4SLinus Torvalds * Mark this container as being deleted. 34181da177e4SLinus Torvalds */ 34191da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 34201da177e4SLinus Torvalds /* 34211da177e4SLinus Torvalds * Mark the container as no longer valid 34221da177e4SLinus Torvalds */ 34231da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34241da177e4SLinus Torvalds return 0; 34251da177e4SLinus Torvalds } 34261da177e4SLinus Torvalds 34271da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 34281da177e4SLinus Torvalds { 34291da177e4SLinus Torvalds struct aac_delete_disk dd; 34301da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34311da177e4SLinus Torvalds 34321da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 343390ee3466SMark Haverkamp if (!fsa_dev_ptr) 343465101355SMark Haverkamp return -EBUSY; 34351da177e4SLinus Torvalds 34361da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34371da177e4SLinus Torvalds return -EFAULT; 34381da177e4SLinus Torvalds 34391da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34401da177e4SLinus Torvalds return -EINVAL; 34411da177e4SLinus Torvalds /* 34421da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 34431da177e4SLinus Torvalds */ 34441da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 34451da177e4SLinus Torvalds return -EBUSY; 34461da177e4SLinus Torvalds else { 34471da177e4SLinus Torvalds /* 34481da177e4SLinus Torvalds * Mark the container as no longer being valid. 34491da177e4SLinus Torvalds */ 34501da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34511da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 34521da177e4SLinus Torvalds return 0; 34531da177e4SLinus Torvalds } 34541da177e4SLinus Torvalds } 34551da177e4SLinus Torvalds 34561da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 34571da177e4SLinus Torvalds { 34581da177e4SLinus Torvalds switch (cmd) { 34591da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 34601da177e4SLinus Torvalds return query_disk(dev, arg); 34611da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 34621da177e4SLinus Torvalds return delete_disk(dev, arg); 34631da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 34641da177e4SLinus Torvalds return force_delete_disk(dev, arg); 34651da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 34661da177e4SLinus Torvalds return aac_get_containers(dev); 34671da177e4SLinus Torvalds default: 34681da177e4SLinus Torvalds return -ENOTTY; 34691da177e4SLinus Torvalds } 34701da177e4SLinus Torvalds } 34711da177e4SLinus Torvalds 34721da177e4SLinus Torvalds /** 34731da177e4SLinus Torvalds * 34741da177e4SLinus Torvalds * aac_srb_callback 34751da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 34761da177e4SLinus Torvalds * @fibptr: pointer to the fib 34771da177e4SLinus Torvalds * 34781da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 34791da177e4SLinus Torvalds * 34801da177e4SLinus Torvalds */ 34811da177e4SLinus Torvalds 34821da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 34831da177e4SLinus Torvalds { 34841da177e4SLinus Torvalds struct aac_dev *dev; 34851da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 34861da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 34871da177e4SLinus Torvalds 34881da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 348903d44337SMark Haverkamp 349003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 349103d44337SMark Haverkamp return; 349203d44337SMark Haverkamp 3493125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 34944ec57fb4SRaghava Aditya Renukunta 34951a655040SSalyzyn, Mark dev = fibptr->dev; 34961a655040SSalyzyn, Mark 349755b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 34984ec57fb4SRaghava Aditya Renukunta 34991da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 350085d22bbfSMahesh Rajashekhara 350185d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 350285d22bbfSMahesh Rajashekhara /* fast response */ 350385d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 350485d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 350585d22bbfSMahesh Rajashekhara } else { 35061da177e4SLinus Torvalds /* 35071da177e4SLinus Torvalds * Calculate resid for sg 35081da177e4SLinus Torvalds */ 3509727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3510727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 35114ec57fb4SRaghava Aditya Renukunta } 35124ec57fb4SRaghava Aditya Renukunta 35134ec57fb4SRaghava Aditya Renukunta 35144ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 35154ec57fb4SRaghava Aditya Renukunta 35164ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 35174ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 35184ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 35194ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 35204ec57fb4SRaghava Aditya Renukunta 35211da177e4SLinus Torvalds /* 35221da177e4SLinus Torvalds * First check the fib status 35231da177e4SLinus Torvalds */ 35241da177e4SLinus Torvalds 35251da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 35261da177e4SLinus Torvalds int len; 352755b87608SMahesh Rajashekhara 35284ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 35294ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 35303ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35313ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 353255b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 353355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 353455b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 353555b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 353655b87608SMahesh Rajashekhara srbreply->sense_data, len); 35371da177e4SLinus Torvalds } 35381da177e4SLinus Torvalds 35391da177e4SLinus Torvalds /* 35401da177e4SLinus Torvalds * Next check the srb status 35411da177e4SLinus Torvalds */ 35421da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 35431da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 35441da177e4SLinus Torvalds case SRB_STATUS_PENDING: 35451da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 35461da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35471da177e4SLinus Torvalds break; 35481da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 35491da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 35501da177e4SLinus Torvalds case READ_6: 35511da177e4SLinus Torvalds case WRITE_6: 35521da177e4SLinus Torvalds case READ_10: 35531da177e4SLinus Torvalds case WRITE_10: 35541da177e4SLinus Torvalds case READ_12: 35551da177e4SLinus Torvalds case WRITE_12: 35567a8cf29dSMark Haverkamp case READ_16: 35577a8cf29dSMark Haverkamp case WRITE_16: 355855b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 355955b87608SMahesh Rajashekhara < scsicmd->underflow) 35604ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 356155b87608SMahesh Rajashekhara else 35624ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 356355b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 356455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35651da177e4SLinus Torvalds break; 35664ec57fb4SRaghava Aditya Renukunta case INQUIRY: 356755b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 356855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35691da177e4SLinus Torvalds break; 35701da177e4SLinus Torvalds default: 35711da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35721da177e4SLinus Torvalds break; 35731da177e4SLinus Torvalds } 35741da177e4SLinus Torvalds break; 35751da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 35761da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 35771da177e4SLinus Torvalds break; 35781da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 357955b87608SMahesh Rajashekhara /* 358055b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 358155b87608SMahesh Rajashekhara * hba was trying to abort for some reason 358255b87608SMahesh Rajashekhara */ 35831da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 35841da177e4SLinus Torvalds break; 35851da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 358655b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 358755b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 35881da177e4SLinus Torvalds break; 35891da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 35901da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 35911da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 35921da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 35931da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 359455b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 359555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35961da177e4SLinus Torvalds break; 35971da177e4SLinus Torvalds 35981da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 35991da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 360055b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 360155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36021da177e4SLinus Torvalds break; 36031da177e4SLinus Torvalds 36041da177e4SLinus Torvalds case SRB_STATUS_BUSY: 360555b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 360655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36071da177e4SLinus Torvalds break; 36081da177e4SLinus Torvalds 36091da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 361055b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 361155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36121da177e4SLinus Torvalds break; 36131da177e4SLinus Torvalds 36141da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 361555b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 361655b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 36171da177e4SLinus Torvalds break; 36181da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 36191da177e4SLinus Torvalds case SRB_STATUS_ERROR: 36201da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 36211da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 36221da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 36231da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 36241da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 36251da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 36261da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 36271da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 36281da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 36291da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 36301da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 36311da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 36321da177e4SLinus Torvalds default: 36331da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36344ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 36351da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 36361da177e4SLinus Torvalds aac_get_status_string( 36371da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 36381da177e4SLinus Torvalds scsicmd->cmnd[0], 36391da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 36401da177e4SLinus Torvalds #endif 36414ec57fb4SRaghava Aditya Renukunta /* 36424ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 36434ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 36444ec57fb4SRaghava Aditya Renukunta * 36454ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 36464ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 36474ec57fb4SRaghava Aditya Renukunta */ 36481fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 36491fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 36504ec57fb4SRaghava Aditya Renukunta 36511fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 36521fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 36531fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36541da177e4SLinus Torvalds break; 36551fc8010aSRajashekhara, Mahesh } else { 36561fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36571fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36581fc8010aSRajashekhara, Mahesh break; 36591fc8010aSRajashekhara, Mahesh } 36601fc8010aSRajashekhara, Mahesh } else { 36611fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36621fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36631fc8010aSRajashekhara, Mahesh break; 36641fc8010aSRajashekhara, Mahesh } 36651da177e4SLinus Torvalds } 366655b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 366755b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 36681da177e4SLinus Torvalds int len; 366955b87608SMahesh Rajashekhara 36701da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 36713ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 36723ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 36731da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36744ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 36757a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 36761da177e4SLinus Torvalds #endif 367755b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 367855b87608SMahesh Rajashekhara srbreply->sense_data, len); 367955b87608SMahesh Rajashekhara } 36804ec57fb4SRaghava Aditya Renukunta 36811da177e4SLinus Torvalds /* 36821da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 36831da177e4SLinus Torvalds */ 36841da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 36851da177e4SLinus Torvalds 3686bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 36878e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 36881da177e4SLinus Torvalds } 36891da177e4SLinus Torvalds 3690ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3691ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3692ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3693ab5d129fSRaghava Aditya Renukunta 3694ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3695ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3696ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3697ab5d129fSRaghava Aditya Renukunta 3698ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3699ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3700ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3701ab5d129fSRaghava Aditya Renukunta break; 3702ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3703ab5d129fSRaghava Aditya Renukunta { 3704ab5d129fSRaghava Aditya Renukunta int len; 3705ab5d129fSRaghava Aditya Renukunta 3706ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3707ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3708ab5d129fSRaghava Aditya Renukunta if (len) 3709ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3710ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3711ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3712ab5d129fSRaghava Aditya Renukunta break; 3713ab5d129fSRaghava Aditya Renukunta } 3714ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3715ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3716ab5d129fSRaghava Aditya Renukunta break; 3717ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3718ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3719ab5d129fSRaghava Aditya Renukunta break; 3720ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3721ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3722ab5d129fSRaghava Aditya Renukunta default: 3723ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3724ab5d129fSRaghava Aditya Renukunta break; 3725ab5d129fSRaghava Aditya Renukunta } 3726ab5d129fSRaghava Aditya Renukunta } 3727ab5d129fSRaghava Aditya Renukunta 3728ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3729ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3730ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3731ab5d129fSRaghava Aditya Renukunta { 3732ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3733ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3734ab5d129fSRaghava Aditya Renukunta { 3735ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3736ab5d129fSRaghava Aditya Renukunta 3737ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3738ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3739ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3740ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3741ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3742ab5d129fSRaghava Aditya Renukunta } 3743ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3744ab5d129fSRaghava Aditya Renukunta break; 3745ab5d129fSRaghava Aditya Renukunta } 3746ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3747ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3748ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3749ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3750ab5d129fSRaghava Aditya Renukunta break; 3751ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3752ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3753ab5d129fSRaghava Aditya Renukunta break; 3754ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3755ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3756ab5d129fSRaghava Aditya Renukunta break; 3757ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3758ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3759ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3760ab5d129fSRaghava Aditya Renukunta break; 3761ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3762ab5d129fSRaghava Aditya Renukunta default: 3763ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3764ab5d129fSRaghava Aditya Renukunta break; 3765ab5d129fSRaghava Aditya Renukunta } 3766ab5d129fSRaghava Aditya Renukunta } 3767ab5d129fSRaghava Aditya Renukunta 37681da177e4SLinus Torvalds /** 37691da177e4SLinus Torvalds * 3770ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3771ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3772ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3773ab5d129fSRaghava Aditya Renukunta * 3774ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3775ab5d129fSRaghava Aditya Renukunta * 3776ab5d129fSRaghava Aditya Renukunta */ 3777ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3778ab5d129fSRaghava Aditya Renukunta { 3779ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3780ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3781ab5d129fSRaghava Aditya Renukunta 3782ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3783ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3784ab5d129fSRaghava Aditya Renukunta 3785ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3786ab5d129fSRaghava Aditya Renukunta 3787ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3788ab5d129fSRaghava Aditya Renukunta return; 3789ab5d129fSRaghava Aditya Renukunta 3790ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3791ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3792ab5d129fSRaghava Aditya Renukunta 3793ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3794ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3795ab5d129fSRaghava Aditya Renukunta 3796ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3797ab5d129fSRaghava Aditya Renukunta /* fast response */ 3798ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3799ab5d129fSRaghava Aditya Renukunta goto out; 3800ab5d129fSRaghava Aditya Renukunta } 3801ab5d129fSRaghava Aditya Renukunta 3802ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3803ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3804ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3805ab5d129fSRaghava Aditya Renukunta break; 3806ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3807ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3808ab5d129fSRaghava Aditya Renukunta break; 3809ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3810ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3811ab5d129fSRaghava Aditya Renukunta break; 3812ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3813ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3814ab5d129fSRaghava Aditya Renukunta break; 3815ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3816ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3817ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3818ab5d129fSRaghava Aditya Renukunta break; 3819ab5d129fSRaghava Aditya Renukunta default: 3820ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3821ab5d129fSRaghava Aditya Renukunta break; 3822ab5d129fSRaghava Aditya Renukunta } 3823ab5d129fSRaghava Aditya Renukunta 3824ab5d129fSRaghava Aditya Renukunta out: 3825ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3826ab5d129fSRaghava Aditya Renukunta 3827ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3828ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3829ab5d129fSRaghava Aditya Renukunta else 3830ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3831ab5d129fSRaghava Aditya Renukunta } 3832ab5d129fSRaghava Aditya Renukunta 3833ab5d129fSRaghava Aditya Renukunta /** 3834ab5d129fSRaghava Aditya Renukunta * 3835ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 38361da177e4SLinus Torvalds * @scsicmd: the scsi command block 38371da177e4SLinus Torvalds * 38381da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 38391da177e4SLinus Torvalds * scsicmd passed in. 38401da177e4SLinus Torvalds */ 38411da177e4SLinus Torvalds 38421da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 38431da177e4SLinus Torvalds { 38441da177e4SLinus Torvalds struct fib* cmd_fibcontext; 38451da177e4SLinus Torvalds struct aac_dev* dev; 38461da177e4SLinus Torvalds int status; 38471da177e4SLinus Torvalds 384884971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3849e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 385084971738SMark Haverkamp scsicmd->device->lun > 7) { 38511da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 38521da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 38531da177e4SLinus Torvalds return 0; 38541da177e4SLinus Torvalds } 38551da177e4SLinus Torvalds 38561da177e4SLinus Torvalds /* 38571da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 38581da177e4SLinus Torvalds */ 38596bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 38601ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3861e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 38621da177e4SLinus Torvalds 38631da177e4SLinus Torvalds /* 38641da177e4SLinus Torvalds * Check that the command queued to the controller 38651da177e4SLinus Torvalds */ 38661ae948faSBrian King if (status == -EINPROGRESS) 38671da177e4SLinus Torvalds return 0; 38681da177e4SLinus Torvalds 3869bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3870bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3871bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 38721da177e4SLinus Torvalds 38731da177e4SLinus Torvalds return -1; 38741da177e4SLinus Torvalds } 38751da177e4SLinus Torvalds 3876ab5d129fSRaghava Aditya Renukunta /** 3877ab5d129fSRaghava Aditya Renukunta * 3878ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3879ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3880ab5d129fSRaghava Aditya Renukunta * 3881ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3882ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3883ab5d129fSRaghava Aditya Renukunta */ 3884ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3885ab5d129fSRaghava Aditya Renukunta { 3886ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3887ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3888ab5d129fSRaghava Aditya Renukunta int status; 3889ab5d129fSRaghava Aditya Renukunta 3890ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3891ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3892ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3893ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3894ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3895ab5d129fSRaghava Aditya Renukunta return 0; 3896ab5d129fSRaghava Aditya Renukunta } 3897ab5d129fSRaghava Aditya Renukunta 3898ab5d129fSRaghava Aditya Renukunta /* 3899ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3900ab5d129fSRaghava Aditya Renukunta */ 3901ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3902ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3903ab5d129fSRaghava Aditya Renukunta return -1; 3904ab5d129fSRaghava Aditya Renukunta 39051ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3906ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3907ab5d129fSRaghava Aditya Renukunta 3908ab5d129fSRaghava Aditya Renukunta /* 3909ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3910ab5d129fSRaghava Aditya Renukunta */ 39111ae948faSBrian King if (status == -EINPROGRESS) 3912ab5d129fSRaghava Aditya Renukunta return 0; 3913ab5d129fSRaghava Aditya Renukunta 3914ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3915ab5d129fSRaghava Aditya Renukunta status); 3916ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3917ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3918ab5d129fSRaghava Aditya Renukunta 3919ab5d129fSRaghava Aditya Renukunta return -1; 3920ab5d129fSRaghava Aditya Renukunta } 3921ab5d129fSRaghava Aditya Renukunta 3922ab5d129fSRaghava Aditya Renukunta 39230b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 39241da177e4SLinus Torvalds { 39251da177e4SLinus Torvalds struct aac_dev *dev; 39261da177e4SLinus Torvalds unsigned long byte_count = 0; 3927727eead6SFUJITA Tomonori int nseg; 3928a2260323SNikola Pajkovsky struct scatterlist *sg; 3929a2260323SNikola Pajkovsky int i; 39301da177e4SLinus Torvalds 39311da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 39321da177e4SLinus Torvalds // Get rid of old data 39331da177e4SLinus Torvalds psg->count = 0; 39341da177e4SLinus Torvalds psg->sg[0].addr = 0; 39351da177e4SLinus Torvalds psg->sg[0].count = 0; 3936727eead6SFUJITA Tomonori 3937727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3938a2260323SNikola Pajkovsky if (nseg <= 0) 39390b433447SMahesh Rajashekhara return nseg; 39401da177e4SLinus Torvalds 3941727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39421da177e4SLinus Torvalds 3943727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39441da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 39451da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 39461da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 39471da177e4SLinus Torvalds } 39481da177e4SLinus Torvalds /* hba wants the size to be exact */ 3949727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 395056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3951727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 395256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3953727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39541da177e4SLinus Torvalds } 39551da177e4SLinus Torvalds /* Check for command underflow */ 39561da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39571da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39581da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39591da177e4SLinus Torvalds } 3960a2260323SNikola Pajkovsky 39611da177e4SLinus Torvalds return byte_count; 39621da177e4SLinus Torvalds } 39631da177e4SLinus Torvalds 39641da177e4SLinus Torvalds 39650b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 39661da177e4SLinus Torvalds { 39671da177e4SLinus Torvalds struct aac_dev *dev; 39681da177e4SLinus Torvalds unsigned long byte_count = 0; 396956b58712SMark Haverkamp u64 addr; 3970727eead6SFUJITA Tomonori int nseg; 3971a2260323SNikola Pajkovsky struct scatterlist *sg; 3972a2260323SNikola Pajkovsky int i; 39731da177e4SLinus Torvalds 39741da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 39751da177e4SLinus Torvalds // Get rid of old data 39761da177e4SLinus Torvalds psg->count = 0; 39771da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 39781da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 39791da177e4SLinus Torvalds psg->sg[0].count = 0; 3980727eead6SFUJITA Tomonori 3981727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3982a2260323SNikola Pajkovsky if (nseg <= 0) 39830b433447SMahesh Rajashekhara return nseg; 39841da177e4SLinus Torvalds 3985727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39861241f359SMark Haverkamp int count = sg_dma_len(sg); 398756b58712SMark Haverkamp addr = sg_dma_address(sg); 398856b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 398956b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 39901241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39911241f359SMark Haverkamp byte_count += count; 39921da177e4SLinus Torvalds } 3993727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39941da177e4SLinus Torvalds /* hba wants the size to be exact */ 3995727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 399656b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3997727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 399856b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3999727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 40001da177e4SLinus Torvalds } 40011da177e4SLinus Torvalds /* Check for command underflow */ 40021da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 40031da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 40041da177e4SLinus Torvalds byte_count, scsicmd->underflow); 40051da177e4SLinus Torvalds } 4006a2260323SNikola Pajkovsky 40071da177e4SLinus Torvalds return byte_count; 40081da177e4SLinus Torvalds } 40091da177e4SLinus Torvalds 40100b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 40110e68c003SMark Haverkamp { 40120e68c003SMark Haverkamp unsigned long byte_count = 0; 4013727eead6SFUJITA Tomonori int nseg; 4014a2260323SNikola Pajkovsky struct scatterlist *sg; 4015a2260323SNikola Pajkovsky int i; 40160e68c003SMark Haverkamp 40170e68c003SMark Haverkamp // Get rid of old data 40180e68c003SMark Haverkamp psg->count = 0; 40190e68c003SMark Haverkamp psg->sg[0].next = 0; 40200e68c003SMark Haverkamp psg->sg[0].prev = 0; 40210e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 40220e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 40230e68c003SMark Haverkamp psg->sg[0].count = 0; 40240e68c003SMark Haverkamp psg->sg[0].flags = 0; 4025727eead6SFUJITA Tomonori 4026727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 4027a2260323SNikola Pajkovsky if (nseg <= 0) 40280b433447SMahesh Rajashekhara return nseg; 40290e68c003SMark Haverkamp 4030727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 40310e68c003SMark Haverkamp int count = sg_dma_len(sg); 40320e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 40330e68c003SMark Haverkamp psg->sg[i].next = 0; 40340e68c003SMark Haverkamp psg->sg[i].prev = 0; 40350e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 40360e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 40370e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 40380e68c003SMark Haverkamp psg->sg[i].flags = 0; 40390e68c003SMark Haverkamp byte_count += count; 40400e68c003SMark Haverkamp } 4041727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 40420e68c003SMark Haverkamp /* hba wants the size to be exact */ 4043727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 40440e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 4045727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 40460e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 4047727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 40480e68c003SMark Haverkamp } 40490e68c003SMark Haverkamp /* Check for command underflow */ 40500e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 40510e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 40520e68c003SMark Haverkamp byte_count, scsicmd->underflow); 40530e68c003SMark Haverkamp } 4054a2260323SNikola Pajkovsky 40550e68c003SMark Haverkamp return byte_count; 40560e68c003SMark Haverkamp } 40570e68c003SMark Haverkamp 40580b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 40590b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 406085d22bbfSMahesh Rajashekhara { 406185d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 406285d22bbfSMahesh Rajashekhara int nseg; 406385d22bbfSMahesh Rajashekhara struct scatterlist *sg; 406485d22bbfSMahesh Rajashekhara int i, conformable = 0; 406585d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 406685d22bbfSMahesh Rajashekhara 4067a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 4068a2260323SNikola Pajkovsky if (nseg <= 0) 4069a2260323SNikola Pajkovsky return nseg; 4070a2260323SNikola Pajkovsky 407185d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 407285d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 407385d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 407485d22bbfSMahesh Rajashekhara 407585d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 407685d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 407785d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 407885d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 407985d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 408085d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 408185d22bbfSMahesh Rajashekhara if (i == 0) { 408285d22bbfSMahesh Rajashekhara conformable = 1; 408385d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 408485d22bbfSMahesh Rajashekhara } else if (i == 1) { 408585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 408685d22bbfSMahesh Rajashekhara min_size = cur_size; 408785d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 408885d22bbfSMahesh Rajashekhara conformable = 0; 408985d22bbfSMahesh Rajashekhara if (cur_size < min_size) 409085d22bbfSMahesh Rajashekhara min_size = cur_size; 409185d22bbfSMahesh Rajashekhara } 409285d22bbfSMahesh Rajashekhara byte_count += count; 409385d22bbfSMahesh Rajashekhara } 409485d22bbfSMahesh Rajashekhara 409585d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 409685d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 409785d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 409885d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 409985d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 410085d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 410185d22bbfSMahesh Rajashekhara } 410285d22bbfSMahesh Rajashekhara 410385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 410485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 410585d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 410685d22bbfSMahesh Rajashekhara if (!conformable) { 410785d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 410885d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 410985d22bbfSMahesh Rajashekhara err_found = 0; 411085d22bbfSMahesh Rajashekhara nseg_new = 2; 411185d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 411285d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 411385d22bbfSMahesh Rajashekhara err_found = 1; 411485d22bbfSMahesh Rajashekhara break; 411585d22bbfSMahesh Rajashekhara } 411685d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 411785d22bbfSMahesh Rajashekhara } 411885d22bbfSMahesh Rajashekhara if (!err_found) 411985d22bbfSMahesh Rajashekhara break; 412085d22bbfSMahesh Rajashekhara } 412196676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 412296676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 412396676246SNikola Pajkovsky 412496676246SNikola Pajkovsky if (ret < 0) 412596676246SNikola Pajkovsky return ret; 412696676246SNikola Pajkovsky } 412785d22bbfSMahesh Rajashekhara } else 412885d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 412985d22bbfSMahesh Rajashekhara 413085d22bbfSMahesh Rajashekhara /* Check for command underflow */ 413185d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 413285d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 413385d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 413485d22bbfSMahesh Rajashekhara } 413585d22bbfSMahesh Rajashekhara 413685d22bbfSMahesh Rajashekhara return byte_count; 413785d22bbfSMahesh Rajashekhara } 413885d22bbfSMahesh Rajashekhara 413985d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 414085d22bbfSMahesh Rajashekhara { 414185d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 414285d22bbfSMahesh Rajashekhara int i, j, pos; 414385d22bbfSMahesh Rajashekhara u32 addr_low; 414485d22bbfSMahesh Rajashekhara 414585d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 414685d22bbfSMahesh Rajashekhara return 0; 414785d22bbfSMahesh Rajashekhara 41486da2ec56SKees Cook sge = kmalloc_array(nseg_new, sizeof(struct sge_ieee1212), GFP_ATOMIC); 414985d22bbfSMahesh Rajashekhara if (sge == NULL) 415096676246SNikola Pajkovsky return -ENOMEM; 415185d22bbfSMahesh Rajashekhara 415285d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 415385d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 415485d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 415585d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 415685d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 415785d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 415885d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 415985d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 416085d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 416185d22bbfSMahesh Rajashekhara pos++; 416285d22bbfSMahesh Rajashekhara } 416385d22bbfSMahesh Rajashekhara } 416485d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 416585d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 416685d22bbfSMahesh Rajashekhara 416785d22bbfSMahesh Rajashekhara kfree(sge); 416885d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 416985d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 417085d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 417185d22bbfSMahesh Rajashekhara return 0; 417285d22bbfSMahesh Rajashekhara } 417385d22bbfSMahesh Rajashekhara 4174ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4175ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4176ab5d129fSRaghava Aditya Renukunta int sg_max, 4177ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4178ab5d129fSRaghava Aditya Renukunta { 4179ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4180ab5d129fSRaghava Aditya Renukunta int nseg; 4181ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4182ab5d129fSRaghava Aditya Renukunta int i; 4183ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4184ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4185ab5d129fSRaghava Aditya Renukunta 4186ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4187ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4188ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4189ab5d129fSRaghava Aditya Renukunta goto out; 4190ab5d129fSRaghava Aditya Renukunta } 4191ab5d129fSRaghava Aditya Renukunta 4192ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4193ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4194ab5d129fSRaghava Aditya Renukunta else 4195ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4196ab5d129fSRaghava Aditya Renukunta 4197ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4198ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4199ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4200ab5d129fSRaghava Aditya Renukunta 4201ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4202ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4203ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4204ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4205ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4206ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4207ab5d129fSRaghava Aditya Renukunta byte_count += count; 4208ab5d129fSRaghava Aditya Renukunta sge++; 4209ab5d129fSRaghava Aditya Renukunta } 4210ab5d129fSRaghava Aditya Renukunta 4211ab5d129fSRaghava Aditya Renukunta sge--; 4212ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4213ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4214ab5d129fSRaghava Aditya Renukunta u32 temp; 4215ab5d129fSRaghava Aditya Renukunta 4216ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4217ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4218ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4219ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4220ab5d129fSRaghava Aditya Renukunta } 4221ab5d129fSRaghava Aditya Renukunta 4222ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4223ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4224ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4225ab5d129fSRaghava Aditya Renukunta } else { 4226ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4227ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4228ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4229ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4230ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4231ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4232ab5d129fSRaghava Aditya Renukunta } 4233ab5d129fSRaghava Aditya Renukunta 4234ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4235ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4236ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4237ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4238ab5d129fSRaghava Aditya Renukunta } 4239ab5d129fSRaghava Aditya Renukunta out: 4240ab5d129fSRaghava Aditya Renukunta return byte_count; 4241ab5d129fSRaghava Aditya Renukunta } 4242ab5d129fSRaghava Aditya Renukunta 42431da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 42441da177e4SLinus Torvalds 42451da177e4SLinus Torvalds struct aac_srb_status_info { 42461da177e4SLinus Torvalds u32 status; 42471da177e4SLinus Torvalds char *str; 42481da177e4SLinus Torvalds }; 42491da177e4SLinus Torvalds 42501da177e4SLinus Torvalds 42511da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 42521da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 42531da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 42541da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 42551da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 42561da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 42571da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 42581da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 42591da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 42601da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 42611da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 42621da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 42631da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 42641da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 42651da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 42661da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 42671da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 42681da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 42691da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 42701da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 42711da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 42721da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 42731da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 42741da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 42751da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 42761da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 42771da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 42781da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 42791da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 42801da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 42811da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 42821da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 42831da177e4SLinus Torvalds { 0xff, "Unknown Error"} 42841da177e4SLinus Torvalds }; 42851da177e4SLinus Torvalds 42861da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 42871da177e4SLinus Torvalds { 42881da177e4SLinus Torvalds int i; 42891da177e4SLinus Torvalds 42906391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 42916391a113STobias Klauser if (srb_status_info[i].status == status) 42921da177e4SLinus Torvalds return srb_status_info[i].str; 42931da177e4SLinus Torvalds 42941da177e4SLinus Torvalds return "Bad Status Code"; 42951da177e4SLinus Torvalds } 42961da177e4SLinus Torvalds 42971da177e4SLinus Torvalds #endif 4298