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; 19753edfb8b2SRaghava Aditya Renukunta 19764b000227SRaghava Aditya Renukunta lun_count = aac_get_safw_phys_lun_count(dev); 1977c83b11e3SRaghava Aditya Renukunta 1978f2d2cabaSRaghava Aditya Renukunta dev->scan_counter++; 1979f2d2cabaSRaghava Aditya Renukunta 1980c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1981c83b11e3SRaghava Aditya Renukunta 19824b000227SRaghava Aditya Renukunta bus = aac_get_safw_phys_bus(dev, i); 19834b000227SRaghava Aditya Renukunta target = aac_get_safw_phys_target(dev, i); 19844b000227SRaghava Aditya Renukunta expose_flag = aac_get_safw_phys_expose_flag(dev, i); 19854b000227SRaghava Aditya Renukunta attribs = aac_get_safw_phys_attribs(dev, i); 19864b000227SRaghava Aditya Renukunta nexus = aac_get_safw_phys_nexus(dev, i); 1987c83b11e3SRaghava Aditya Renukunta 1988c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1989c83b11e3SRaghava Aditya Renukunta continue; 1990c83b11e3SRaghava Aditya Renukunta 1991c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 199259b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199359b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_RAID_MEMBER; 199459b433c8SRaghava Aditya Renukunta continue; 1995c83b11e3SRaghava Aditya Renukunta } 1996c83b11e3SRaghava Aditya Renukunta 1997c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 199859b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 199959b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_NATIVE_RAW; 2000c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 2001c83b11e3SRaghava Aditya Renukunta nexus; 2002c83b11e3SRaghava Aditya Renukunta } else 200359b433c8SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 200459b433c8SRaghava Aditya Renukunta AAC_DEVTYPE_ARC_RAW; 2005c83b11e3SRaghava Aditya Renukunta 2006f2d2cabaSRaghava Aditya Renukunta dev->hba_map[bus][target].scan_counter = dev->scan_counter; 2007f2d2cabaSRaghava Aditya Renukunta 20080bcb45fbSRaghava Aditya Renukunta aac_set_safw_target_qd(dev, bus, target); 2009c83b11e3SRaghava Aditya Renukunta } 2010c83b11e3SRaghava Aditya Renukunta } 2011c83b11e3SRaghava Aditya Renukunta 201275be67cdSRaghava Aditya Renukunta static int aac_setup_safw_targets(struct aac_dev *dev) 2013fc0fdd9aSRaghava Aditya Renukunta { 20143edfb8b2SRaghava Aditya Renukunta int rcode = 0; 20153edfb8b2SRaghava Aditya Renukunta 20161d1fec53SRaghava Aditya Renukunta rcode = aac_get_containers(dev); 20171d1fec53SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20181d1fec53SRaghava Aditya Renukunta goto out; 20191d1fec53SRaghava Aditya Renukunta 202075be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_ciss_luns(dev); 20213edfb8b2SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 20223edfb8b2SRaghava Aditya Renukunta goto out; 20233edfb8b2SRaghava Aditya Renukunta 202475be67cdSRaghava Aditya Renukunta rcode = aac_get_safw_attr_all_targets(dev); 2025e2ee8c94SRaghava Aditya Renukunta if (unlikely(rcode < 0)) 2026e2ee8c94SRaghava Aditya Renukunta goto free_ciss_luns; 2027e2ee8c94SRaghava Aditya Renukunta 202875be67cdSRaghava Aditya Renukunta aac_set_safw_attr_all_targets(dev); 20293edfb8b2SRaghava Aditya Renukunta 2030e2ee8c94SRaghava Aditya Renukunta aac_free_safw_all_identify_resp(dev, -1); 2031e2ee8c94SRaghava Aditya Renukunta free_ciss_luns: 20323edfb8b2SRaghava Aditya Renukunta aac_free_safw_ciss_luns(dev); 20333edfb8b2SRaghava Aditya Renukunta out: 20343edfb8b2SRaghava Aditya Renukunta return rcode; 2035fc0fdd9aSRaghava Aditya Renukunta } 2036fc0fdd9aSRaghava Aditya Renukunta 203775be67cdSRaghava Aditya Renukunta int aac_setup_safw_adapter(struct aac_dev *dev) 2038fc0fdd9aSRaghava Aditya Renukunta { 203975be67cdSRaghava Aditya Renukunta return aac_setup_safw_targets(dev); 2040fc0fdd9aSRaghava Aditya Renukunta } 2041fc0fdd9aSRaghava Aditya Renukunta 20421da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 20431da177e4SLinus Torvalds { 20441da177e4SLinus Torvalds struct fib* fibptr; 20451da177e4SLinus Torvalds int rcode; 2046c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 20477c00ffa3SMark Haverkamp struct aac_adapter_info *info; 204884971738SMark Haverkamp struct aac_bus_info *command; 204984971738SMark Haverkamp struct aac_bus_info_response *bus_info; 20507c00ffa3SMark Haverkamp 2051bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 20521da177e4SLinus Torvalds return -ENOMEM; 20531da177e4SLinus Torvalds 2054bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20551da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 20567c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 20571da177e4SLinus Torvalds 2058bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 20591da177e4SLinus Torvalds fibptr, 20607c00ffa3SMark Haverkamp sizeof(*info), 20611da177e4SLinus Torvalds FsaNormal, 20629203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 20631da177e4SLinus Torvalds NULL, 20641da177e4SLinus Torvalds NULL); 20651da177e4SLinus Torvalds 20667c00ffa3SMark Haverkamp if (rcode < 0) { 2067cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 2068cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 2069cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2070bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2071bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2072cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 20737c00ffa3SMark Haverkamp return rcode; 20747c00ffa3SMark Haverkamp } 20757c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 20767c00ffa3SMark Haverkamp 20771c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.virt_device_bus = 0xffff; 20787c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 207906a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 20807c00ffa3SMark Haverkamp 2081bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 20827c00ffa3SMark Haverkamp 208306a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 20847c00ffa3SMark Haverkamp 208506a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 20867c00ffa3SMark Haverkamp 2087bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 20887c00ffa3SMark Haverkamp fibptr, 208906a43d17SSalyzyn, Mark sizeof(*sinfo), 20907c00ffa3SMark Haverkamp FsaNormal, 20917c00ffa3SMark Haverkamp 1, 1, 20927c00ffa3SMark Haverkamp NULL, 20937c00ffa3SMark Haverkamp NULL); 20947c00ffa3SMark Haverkamp 20957c00ffa3SMark Haverkamp if (rcode >= 0) 209606a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 2097cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 2098cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 2099cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 2100cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 2101cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 2102cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 21037c00ffa3SMark Haverkamp } 21041da177e4SLinus Torvalds 2105c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 2106c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 210771a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 2108c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 210971a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 211071a91ca4SRaghava Aditya Renukunta } 2111c83b11e3SRaghava Aditya Renukunta } 211284971738SMark Haverkamp 211384971738SMark Haverkamp /* 211484971738SMark Haverkamp * GetBusInfo 211584971738SMark Haverkamp */ 211684971738SMark Haverkamp 2117bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 211884971738SMark Haverkamp 211984971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 212084971738SMark Haverkamp 212184971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 212284971738SMark Haverkamp 212384971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 212484971738SMark Haverkamp 212584971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 212684971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 212784971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 212884971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 212984971738SMark Haverkamp 2130bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 213184971738SMark Haverkamp fibptr, 213284971738SMark Haverkamp sizeof (*bus_info), 213384971738SMark Haverkamp FsaNormal, 213484971738SMark Haverkamp 1, 1, 213584971738SMark Haverkamp NULL, NULL); 213684971738SMark Haverkamp 213794cf6ba1SSalyzyn, Mark /* reasoned default */ 213894cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 213984971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 214084971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 214184971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 214284971738SMark Haverkamp } 214384971738SMark Haverkamp 21448c867b25SMark Haverkamp if (!dev->in_reset) { 214524f02e1dSSalyzyn, Mark char buffer[16]; 21461da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 21477c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 21481da177e4SLinus Torvalds dev->name, 21491da177e4SLinus Torvalds dev->id, 21501da177e4SLinus Torvalds tmp>>24, 21511da177e4SLinus Torvalds (tmp>>16)&0xff, 21521da177e4SLinus Torvalds tmp&0xff, 21537c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 21541c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info.build_date), 21551c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.build_date); 21561da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 21571da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 21581da177e4SLinus Torvalds dev->name, dev->id, 21591da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21601da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 21611da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 21621da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 21631da177e4SLinus Torvalds dev->name, dev->id, 21641da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 21651da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 216624f02e1dSSalyzyn, Mark buffer[0] = '\0'; 2167ee959b00STony Jones if (aac_get_serial_number( 216824f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 216924f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 217024f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 21711c68856eSRaghava Aditya Renukunta if (dev->supplement_adapter_info.vpd_info.tsid[0]) { 2172a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 2173a45c863fSSalyzyn, Mark dev->name, dev->id, 21741c68856eSRaghava Aditya Renukunta (int)sizeof(dev->supplement_adapter_info 21751c68856eSRaghava Aditya Renukunta .vpd_info.tsid), 21761c68856eSRaghava Aditya Renukunta dev->supplement_adapter_info.vpd_info.tsid); 2177a45c863fSSalyzyn, Mark } 21782f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 21791c68856eSRaghava Aditya Renukunta (dev->supplement_adapter_info.supported_options2 & 2180a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 218129c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 218229c97684SSalyzyn, Mark dev->name, dev->id); 218329c97684SSalyzyn, Mark } 21848c867b25SMark Haverkamp } 21851da177e4SLinus Torvalds 218695e852e1SSalyzyn, Mark dev->cache_protected = 0; 21871c68856eSRaghava Aditya Renukunta dev->jbod = ((dev->supplement_adapter_info.feature_bits & 2188cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 21891da177e4SLinus Torvalds dev->nondasd_support = 0; 21901da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 219195e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 21921da177e4SLinus Torvalds dev->nondasd_support = 1; 21931da177e4SLinus Torvalds 21941da177e4SLinus Torvalds /* 21951da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 21961da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 21971da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 21981da177e4SLinus Torvalds * additional changes changes will have to be made to support 21991da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 22001da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 22011da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 22021da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 22031da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 22041da177e4SLinus Torvalds */ 22051da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 22061da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 22071da177e4SLinus Torvalds dev->nondasd_support = 1; 22081da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 22091da177e4SLinus Torvalds } 22101da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 22111da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 22121da177e4SLinus Torvalds dev->name, dev->id); 22131da177e4SLinus Torvalds 221495e852e1SSalyzyn, Mark if (nondasd != -1) 22151da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 22162f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 22171da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 22181da177e4SLinus Torvalds 2219e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2220d8e96507SLeubner, Achim dev->needs_dac = 1; 22211da177e4SLinus Torvalds dev->dac_support = 0; 2222d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2223d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 22242f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22252f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 22262f7ecc55SSalyzyn, Mark dev->name, dev->id); 22271da177e4SLinus Torvalds dev->dac_support = 1; 22281da177e4SLinus Torvalds } 22291da177e4SLinus Torvalds 22301da177e4SLinus Torvalds if(dacmode != -1) { 22311da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 22321da177e4SLinus Torvalds } 2233d8e96507SLeubner, Achim 2234d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2235d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2236d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2237d8e96507SLeubner, Achim dev->nondasd_support = 0; 2238d8e96507SLeubner, Achim dev->jbod = 0; 2239d8e96507SLeubner, Achim expose_physicals = 0; 2240d8e96507SLeubner, Achim } 2241d8e96507SLeubner, Achim 22428105d39dSRaghava Aditya Renukunta if (dev->dac_support) { 22438105d39dSRaghava Aditya Renukunta if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 22442f7ecc55SSalyzyn, Mark if (!dev->in_reset) 22458105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "64 Bit DAC enabled\n"); 22468105d39dSRaghava Aditya Renukunta } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 22478105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "DMA mask set failed, 64 Bit DAC disabled\n"); 22481da177e4SLinus Torvalds dev->dac_support = 0; 22491da177e4SLinus Torvalds } else { 22508105d39dSRaghava Aditya Renukunta dev_info(&dev->pdev->dev, "No suitable DMA available\n"); 22511da177e4SLinus Torvalds rcode = -ENOMEM; 22521da177e4SLinus Torvalds } 22531da177e4SLinus Torvalds } 22547c00ffa3SMark Haverkamp /* 2255e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2256e8f32de5SMark Haverkamp * interface. 22577c00ffa3SMark Haverkamp */ 2258e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 225994cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 226094cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 226194cf6ba1SSalyzyn, Mark : aac_scsi_64) 2262e8f32de5SMark Haverkamp : aac_scsi_32; 2263e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2264e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2265e8f32de5SMark Haverkamp ? aac_bounds_64 2266e8f32de5SMark Haverkamp : aac_bounds_32; 2267e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2268e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2269e8f32de5SMark Haverkamp } else { 2270e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 22717c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 22727c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 227363a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 227463a70eeaSMark Haverkamp sizeof(struct sgentry); 22757c00ffa3SMark Haverkamp if (dev->dac_support) { 2276e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2277e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 22787c00ffa3SMark Haverkamp /* 22797c00ffa3SMark Haverkamp * 38 scatter gather elements 22807c00ffa3SMark Haverkamp */ 22817c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 22827c00ffa3SMark Haverkamp (dev->max_fib_size - 22837c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 22847c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 228563a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 228663a70eeaSMark Haverkamp sizeof(struct sgentry64); 2287e8f32de5SMark Haverkamp } else { 2288e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2289e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 22907c00ffa3SMark Haverkamp } 22917c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 22927c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 22937c00ffa3SMark Haverkamp /* 22947c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 22957c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 22967c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 22977c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 22987c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 22997c00ffa3SMark Haverkamp * element. 23007c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 23017c00ffa3SMark Haverkamp */ 23027c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 23037c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 23047c00ffa3SMark Haverkamp } 23050e68c003SMark Haverkamp } 2306ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2307ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2308ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2309ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2310ab5d129fSRaghava Aditya Renukunta 2311cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2312cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2313bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2314bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2315cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 23161da177e4SLinus Torvalds 23171da177e4SLinus Torvalds return rcode; 23181da177e4SLinus Torvalds } 23191da177e4SLinus Torvalds 23201da177e4SLinus Torvalds 2321e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 23221da177e4SLinus Torvalds { 23231da177e4SLinus Torvalds struct aac_dev *dev; 23241da177e4SLinus Torvalds struct aac_read_reply *readreply; 23251da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23261da177e4SLinus Torvalds u32 cid; 23271da177e4SLinus Torvalds 23281da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 23291da177e4SLinus Torvalds 233003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 233103d44337SMark Haverkamp return; 233203d44337SMark Haverkamp 23331a655040SSalyzyn, Mark dev = fibptr->dev; 2334e5718774SMark Haverkamp cid = scmd_id(scsicmd); 23351da177e4SLinus Torvalds 23367a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 23377a8cf29dSMark Haverkamp u64 lba; 23387a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 23397a8cf29dSMark Haverkamp case WRITE_6: 23407a8cf29dSMark Haverkamp case READ_6: 23417a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 23427a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23437a8cf29dSMark Haverkamp break; 23447a8cf29dSMark Haverkamp case WRITE_16: 23457a8cf29dSMark Haverkamp case READ_16: 23467a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23477a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23487a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23507a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23517a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23527a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23537a8cf29dSMark Haverkamp break; 23547a8cf29dSMark Haverkamp case WRITE_12: 23557a8cf29dSMark Haverkamp case READ_12: 23567a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23577a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23587a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23597a8cf29dSMark Haverkamp break; 23607a8cf29dSMark Haverkamp default: 23617a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 23627a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 23637a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23647a8cf29dSMark Haverkamp break; 23657a8cf29dSMark Haverkamp } 23667a8cf29dSMark Haverkamp printk(KERN_DEBUG 23677a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 23687a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 23697a8cf29dSMark Haverkamp } 23701da177e4SLinus Torvalds 2371125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23721da177e4SLinus Torvalds 2373727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2374727eead6SFUJITA Tomonori 23751da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2376655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2377655d722cSMark Salyzyn case ST_OK: 2378655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2379655d722cSMark Salyzyn SAM_STAT_GOOD; 2380655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2381655d722cSMark Salyzyn break; 2382655d722cSMark Salyzyn case ST_NOT_READY: 2383655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2384655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2385655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2386655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2387655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2388655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2389655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2390655d722cSMark Salyzyn break; 2391f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2392f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2393f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2394f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2395f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2396f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2397f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2398f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2399f956a669SRaghava Aditya Renukunta break; 2400655d722cSMark Salyzyn default: 24017c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2402e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 24031da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 24047c00ffa3SMark Haverkamp #endif 2405655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2406655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 24078e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24088e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24098e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24101da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24113ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 24123ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2413655d722cSMark Salyzyn break; 24141da177e4SLinus Torvalds } 2415bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 24161da177e4SLinus Torvalds 24178e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24181da177e4SLinus Torvalds } 24191da177e4SLinus Torvalds 24209e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 24211da177e4SLinus Torvalds { 24227a8cf29dSMark Haverkamp u64 lba; 24231da177e4SLinus Torvalds u32 count; 24241da177e4SLinus Torvalds int status; 24251da177e4SLinus Torvalds struct aac_dev *dev; 24261da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2427da3cc679SRajashekhara, Mahesh int cid; 24281da177e4SLinus Torvalds 24291da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24301da177e4SLinus Torvalds /* 24311da177e4SLinus Torvalds * Get block address and transfer length 24321da177e4SLinus Torvalds */ 24337a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 24347a8cf29dSMark Haverkamp case READ_6: 24359e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 24361da177e4SLinus Torvalds 24377a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 24387a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 24391da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 24401da177e4SLinus Torvalds 24411da177e4SLinus Torvalds if (count == 0) 24421da177e4SLinus Torvalds count = 256; 24437a8cf29dSMark Haverkamp break; 24447a8cf29dSMark Haverkamp case READ_16: 24459e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 24467a8cf29dSMark Haverkamp 24477a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 24487a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 24497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 24507a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 24517a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 24527a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24537a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24547a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 24557a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 24567a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 24577a8cf29dSMark Haverkamp break; 24587a8cf29dSMark Haverkamp case READ_12: 24599e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 24607a8cf29dSMark Haverkamp 24617a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24627a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24637a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24647a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 24657a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 24667a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 24677a8cf29dSMark Haverkamp break; 24687a8cf29dSMark Haverkamp default: 24699e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 24701da177e4SLinus Torvalds 24717a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 24727a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 24737a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 24741da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24757a8cf29dSMark Haverkamp break; 24761da177e4SLinus Torvalds } 2477da3cc679SRajashekhara, Mahesh 2478da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2479da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2480da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2481da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2482da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2483da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2484da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2485da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2486da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2487da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2488da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2489da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2490da3cc679SRajashekhara, Mahesh return 1; 2491da3cc679SRajashekhara, Mahesh } 2492da3cc679SRajashekhara, Mahesh 24937a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 24947c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2495e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24967a8cf29dSMark Haverkamp return 0; 24971da177e4SLinus Torvalds /* 24981da177e4SLinus Torvalds * Alocate and initialize a Fib 24991da177e4SLinus Torvalds */ 25006bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25011ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2502e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 25031da177e4SLinus Torvalds 25041da177e4SLinus Torvalds /* 25051da177e4SLinus Torvalds * Check that the command queued to the controller 25061da177e4SLinus Torvalds */ 25071ae948faSBrian King if (status == -EINPROGRESS) 25081da177e4SLinus Torvalds return 0; 25091da177e4SLinus Torvalds 2510bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 25111da177e4SLinus Torvalds /* 25121da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 25131da177e4SLinus Torvalds */ 25141da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 25158e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2516bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2517bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25181da177e4SLinus Torvalds return 0; 25191da177e4SLinus Torvalds } 25201da177e4SLinus Torvalds 25219e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 25221da177e4SLinus Torvalds { 25237a8cf29dSMark Haverkamp u64 lba; 25241da177e4SLinus Torvalds u32 count; 25259d399cc7SSalyzyn, Mark int fua; 25261da177e4SLinus Torvalds int status; 25271da177e4SLinus Torvalds struct aac_dev *dev; 25281da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2529da3cc679SRajashekhara, Mahesh int cid; 25301da177e4SLinus Torvalds 25311da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25321da177e4SLinus Torvalds /* 25331da177e4SLinus Torvalds * Get block address and transfer length 25341da177e4SLinus Torvalds */ 25351da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 25361da177e4SLinus Torvalds { 25371da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 25381da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 25391da177e4SLinus Torvalds if (count == 0) 25401da177e4SLinus Torvalds count = 256; 25419d399cc7SSalyzyn, Mark fua = 0; 25427a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 25439e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 25447a8cf29dSMark Haverkamp 25457a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 25467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 25477a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 25487a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 25497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 25507a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 25517a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25527a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 25537a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 25549d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25557a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 25569e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 25577a8cf29dSMark Haverkamp 25587a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 25597a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25607a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 25617a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 25629d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25631da177e4SLinus Torvalds } else { 25649e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 25657a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 25661da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 25679d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 25681da177e4SLinus Torvalds } 2569da3cc679SRajashekhara, Mahesh 2570da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2571da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2572da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2573da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2574da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2575da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2576da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2577da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2578da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2579da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2580da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2581da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2582da3cc679SRajashekhara, Mahesh return 1; 2583da3cc679SRajashekhara, Mahesh } 2584da3cc679SRajashekhara, Mahesh 25857a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 25861da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2587e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 25887a8cf29dSMark Haverkamp return 0; 25891da177e4SLinus Torvalds /* 25901da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25911da177e4SLinus Torvalds */ 25926bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 25931ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25949d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 25951da177e4SLinus Torvalds 25961da177e4SLinus Torvalds /* 25971da177e4SLinus Torvalds * Check that the command queued to the controller 25981da177e4SLinus Torvalds */ 25991ae948faSBrian King if (status == -EINPROGRESS) 26001da177e4SLinus Torvalds return 0; 26011da177e4SLinus Torvalds 2602bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 26031da177e4SLinus Torvalds /* 26041da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 26051da177e4SLinus Torvalds */ 26061da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 26078e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 26081da177e4SLinus Torvalds 2609bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2610bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26111da177e4SLinus Torvalds return 0; 26121da177e4SLinus Torvalds } 26131da177e4SLinus Torvalds 26141da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 26151da177e4SLinus Torvalds { 26161da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 26171da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26181da177e4SLinus Torvalds 26191da177e4SLinus Torvalds cmd = context; 26201da177e4SLinus Torvalds 262103d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 262203d44337SMark Haverkamp return; 262303d44337SMark Haverkamp 26241da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 26251da177e4SLinus Torvalds smp_processor_id(), jiffies)); 26261da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 26271da177e4SLinus Torvalds 26281da177e4SLinus Torvalds 26291da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 26301da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 26311da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26321da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26331da177e4SLinus Torvalds else { 26341da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 26351a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2636e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 26371da177e4SLinus Torvalds printk(KERN_WARNING 26381da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 26391da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 26401da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 26411da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26428e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26438e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 26448e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 26451da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2646b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2647b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 26481da177e4SLinus Torvalds } 26491da177e4SLinus Torvalds 2650bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2651bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 26528e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 26531da177e4SLinus Torvalds } 26541da177e4SLinus Torvalds 26559e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 26561da177e4SLinus Torvalds { 26571da177e4SLinus Torvalds int status; 26581da177e4SLinus Torvalds struct fib *cmd_fibcontext; 26591da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 26601da177e4SLinus Torvalds struct scsi_cmnd *cmd; 26611da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 26621da177e4SLinus Torvalds int active = 0; 266390ee3466SMark Haverkamp struct aac_dev *aac; 2664b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2665b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2666b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 26671da177e4SLinus Torvalds unsigned long flags; 26681da177e4SLinus Torvalds 26691da177e4SLinus Torvalds /* 267077d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 267177d644d4SMark Haverkamp * specific target (block). 26721da177e4SLinus Torvalds */ 26731da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 26741da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2675b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2676b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2677b90f90d2SSalyzyn, Mark u32 cmnd_count; 2678b90f90d2SSalyzyn, Mark 2679b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2680b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2681b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2682b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2683b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2684b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2685b90f90d2SSalyzyn, Mark cmnd_count = 256; 2686b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2687b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2688b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2689b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2690b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2691b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2692b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2693b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2694b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2695b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2696b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2697b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2698b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2699b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2700b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2701b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2702b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2703b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2704b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2705b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2706b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2707b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2708b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2709b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2710b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2711b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2712b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2713b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2714b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2715b90f90d2SSalyzyn, Mark } else 2716b90f90d2SSalyzyn, Mark continue; 2717b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2718b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2719b90f90d2SSalyzyn, Mark continue; 27201da177e4SLinus Torvalds ++active; 27211da177e4SLinus Torvalds break; 27221da177e4SLinus Torvalds } 27231da177e4SLinus Torvalds 27241da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 27251da177e4SLinus Torvalds 27261da177e4SLinus Torvalds /* 27271da177e4SLinus Torvalds * Yield the processor (requeue for later) 27281da177e4SLinus Torvalds */ 27291da177e4SLinus Torvalds if (active) 27301da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 27311da177e4SLinus Torvalds 2732f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 27338c867b25SMark Haverkamp if (aac->in_reset) 27348c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 27358c867b25SMark Haverkamp 27361da177e4SLinus Torvalds /* 27377c00ffa3SMark Haverkamp * Allocate and initialize a Fib 27381da177e4SLinus Torvalds */ 273990ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 27401da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27411da177e4SLinus Torvalds 2742bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 27431da177e4SLinus Torvalds 27441da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 27451da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 27461da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 27479e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 27481da177e4SLinus Torvalds synchronizecmd->count = 27491da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 27501ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 27511da177e4SLinus Torvalds 27521da177e4SLinus Torvalds /* 27531da177e4SLinus Torvalds * Now send the Fib to the adapter 27541da177e4SLinus Torvalds */ 2755bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 27561da177e4SLinus Torvalds cmd_fibcontext, 27571da177e4SLinus Torvalds sizeof(struct aac_synchronize), 27581da177e4SLinus Torvalds FsaNormal, 27591da177e4SLinus Torvalds 0, 1, 27601da177e4SLinus Torvalds (fib_callback)synchronize_callback, 27611da177e4SLinus Torvalds (void *)scsicmd); 27621da177e4SLinus Torvalds 27631da177e4SLinus Torvalds /* 27641da177e4SLinus Torvalds * Check that the command queued to the controller 27651da177e4SLinus Torvalds */ 27661ae948faSBrian King if (status == -EINPROGRESS) 27671da177e4SLinus Torvalds return 0; 27681da177e4SLinus Torvalds 27691da177e4SLinus Torvalds printk(KERN_WARNING 2770bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2771bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2772bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 27731da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 27741da177e4SLinus Torvalds } 27751da177e4SLinus Torvalds 2776655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2777655d722cSMark Salyzyn { 2778655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2779655d722cSMark Salyzyn 2780655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2781655d722cSMark Salyzyn return; 2782655d722cSMark Salyzyn 2783655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2784655d722cSMark Salyzyn 2785655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2786655d722cSMark Salyzyn 2787655d722cSMark Salyzyn aac_fib_complete(fibptr); 2788655d722cSMark Salyzyn aac_fib_free(fibptr); 2789655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2790655d722cSMark Salyzyn } 2791655d722cSMark Salyzyn 2792655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2793655d722cSMark Salyzyn { 2794655d722cSMark Salyzyn int status; 2795655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2796655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2797655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2798655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2799655d722cSMark Salyzyn 28001c68856eSRaghava Aditya Renukunta if (!(aac->supplement_adapter_info.supported_options2 & 2801655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2802655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2803655d722cSMark Salyzyn SAM_STAT_GOOD; 2804655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2805655d722cSMark Salyzyn return 0; 2806655d722cSMark Salyzyn } 2807655d722cSMark Salyzyn 2808655d722cSMark Salyzyn if (aac->in_reset) 2809655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2810655d722cSMark Salyzyn 2811655d722cSMark Salyzyn /* 2812655d722cSMark Salyzyn * Allocate and initialize a Fib 2813655d722cSMark Salyzyn */ 28146bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2815655d722cSMark Salyzyn 2816655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2817655d722cSMark Salyzyn 2818655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2819655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2820655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2821655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2822655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2823655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2824655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2825655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2826655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 28271ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2828655d722cSMark Salyzyn 2829655d722cSMark Salyzyn /* 2830655d722cSMark Salyzyn * Now send the Fib to the adapter 2831655d722cSMark Salyzyn */ 2832655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2833655d722cSMark Salyzyn cmd_fibcontext, 2834655d722cSMark Salyzyn sizeof(struct aac_power_management), 2835655d722cSMark Salyzyn FsaNormal, 2836655d722cSMark Salyzyn 0, 1, 2837655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2838655d722cSMark Salyzyn (void *)scsicmd); 2839655d722cSMark Salyzyn 2840655d722cSMark Salyzyn /* 2841655d722cSMark Salyzyn * Check that the command queued to the controller 2842655d722cSMark Salyzyn */ 28431ae948faSBrian King if (status == -EINPROGRESS) 2844655d722cSMark Salyzyn return 0; 2845655d722cSMark Salyzyn 2846655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2847655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2848655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2849655d722cSMark Salyzyn } 2850655d722cSMark Salyzyn 28511da177e4SLinus Torvalds /** 28521da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 28531da177e4SLinus Torvalds * @scsicmd: SCSI command block 28541da177e4SLinus Torvalds * 28551da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 28561da177e4SLinus Torvalds * aacraid firmware. 28571da177e4SLinus Torvalds */ 28581da177e4SLinus Torvalds 28591da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 28601da177e4SLinus Torvalds { 2861ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 28621da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 28631da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 28641da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 28651da177e4SLinus Torvalds 286690ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 286790ee3466SMark Haverkamp return -1; 28681da177e4SLinus Torvalds /* 28691da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 28701da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 28711da177e4SLinus Torvalds * itself. 28721da177e4SLinus Torvalds */ 28731a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 28741a655040SSalyzyn, Mark if (cid != host->this_id) { 28751a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 28761a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2877e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 28781da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2879c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 28801da177e4SLinus Torvalds } 28811da177e4SLinus Torvalds 28821da177e4SLinus Torvalds /* 28831da177e4SLinus Torvalds * If the target container doesn't exist, it may have 28841da177e4SLinus Torvalds * been newly created 28851da177e4SLinus Torvalds */ 2886655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2887655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2888655d722cSMark Salyzyn NOT_READY)) { 28891da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2890eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28917a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28927a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28937a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28947a8cf29dSMark Haverkamp break; 28958d4d5b34SGustavo A. R. Silva /* fall through */ 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); 29708d4d5b34SGustavo A. R. Silva /* fall through */ 29711da177e4SLinus Torvalds case INQUIRY: 29721da177e4SLinus Torvalds { 29733b2946ccSMark Haverkamp struct inquiry_data inq_data; 29741da177e4SLinus Torvalds 29751a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 29763b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 29771da177e4SLinus Torvalds 2978d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 297988e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 298088e2f98eSSalyzyn, Mark 298188e2f98eSSalyzyn, Mark /* EVPD bit set */ 298288e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 298388e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 298488e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 298588e2f98eSSalyzyn, Mark /* supported vital product data pages */ 29865d910649SMahesh Rajashekhara arr[3] = 3; 298788e2f98eSSalyzyn, Mark arr[4] = 0x0; 298888e2f98eSSalyzyn, Mark arr[5] = 0x80; 29895d910649SMahesh Rajashekhara arr[6] = 0x83; 299088e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2991d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 299288e2f98eSSalyzyn, Mark sizeof(inq_data)); 29932d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 29942d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 29952d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 299688e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 299788e2f98eSSalyzyn, Mark /* unit serial number page */ 299888e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 299988e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 300088e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 3001d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 300288e2f98eSSalyzyn, Mark sizeof(inq_data)); 3003d8e96507SLeubner, Achim if (aac_wwn != 2) 3004d8e96507SLeubner, Achim return aac_get_container_serial( 3005d8e96507SLeubner, Achim scsicmd); 30062d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 30072d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 30082d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 30095d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 30105d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 30115d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 30125d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 30135d910649SMahesh Rajashekhara scmd_id(scsicmd)); 30145d910649SMahesh Rajashekhara if (aac_wwn != 2) 30155d910649SMahesh Rajashekhara return aac_get_container_serial( 30165d910649SMahesh Rajashekhara scsicmd); 30172d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | 30182d362b8aSJohannes Thumshirn COMMAND_COMPLETE << 8 | 30192d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 302088e2f98eSSalyzyn, Mark } else { 302188e2f98eSSalyzyn, Mark /* vpd page not implemented */ 302288e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 302388e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 302488e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 30258e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 30268e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 30278e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 302888e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 302988e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 30303ace426fSSalyzyn, Mark min_t(size_t, 30313ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 30323ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 303388e2f98eSSalyzyn, Mark } 3034c4e2fbcaSRaghava Aditya Renukunta break; 303588e2f98eSSalyzyn, Mark } 30363b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 30373b2946ccSMark 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 */ 30383b2946ccSMark Haverkamp inq_data.inqd_len = 31; 30391da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 30403b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 30411da177e4SLinus Torvalds /* 30421da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 30431da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 30441da177e4SLinus Torvalds */ 30451a655040SSalyzyn, Mark if (cid == host->this_id) { 30466391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 30473b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 3048d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 3049d4345028SFUJITA Tomonori sizeof(inq_data)); 30502d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 30512d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3052c4e2fbcaSRaghava Aditya Renukunta break; 30531da177e4SLinus Torvalds } 30548c867b25SMark Haverkamp if (dev->in_reset) 30558c867b25SMark Haverkamp return -1; 3056794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 30573b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 3058d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 30599e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 30601da177e4SLinus Torvalds } 3061eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 30627a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 30637a8cf29dSMark Haverkamp !(dev->raw_io_64) || 30647a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 30657a8cf29dSMark Haverkamp break; 30667a8cf29dSMark Haverkamp { 30677a8cf29dSMark Haverkamp u64 capacity; 306807ce5ebaSMark Haverkamp char cp[13]; 3069b271f1c8SFUJITA Tomonori unsigned int alloc_len; 30707a8cf29dSMark Haverkamp 30717a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 30727a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 30737a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 30747a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 30757a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 30767a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 30777a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 30787a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 30797a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 30807a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 3081b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3082b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3083b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3084b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 308507ce5ebaSMark Haverkamp cp[12] = 0; 308607ce5ebaSMark Haverkamp 3087b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 3088b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 3089b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 3090b271f1c8SFUJITA Tomonori 3091b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 3092d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 3093b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 3094b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 3095b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 30967a8cf29dSMark Haverkamp 30977a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 30987a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 30997a8cf29dSMark Haverkamp 31002d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 31012d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3102c4e2fbcaSRaghava Aditya Renukunta break; 31037a8cf29dSMark Haverkamp } 31047a8cf29dSMark Haverkamp 31051da177e4SLinus Torvalds case READ_CAPACITY: 31061da177e4SLinus Torvalds { 31071da177e4SLinus Torvalds u32 capacity; 31083b2946ccSMark Haverkamp char cp[8]; 31091da177e4SLinus Torvalds 31101da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 31117a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 31121da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 31131da177e4SLinus Torvalds else 31141da177e4SLinus Torvalds capacity = (u32)-1; 31153b2946ccSMark Haverkamp 31161da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 31171da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 31181da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 31191da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 3120b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 3121b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3122b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3123b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 3124d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 31257a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 31267a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 31272d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 31282d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3129c4e2fbcaSRaghava Aditya Renukunta break; 31301da177e4SLinus Torvalds } 31311da177e4SLinus Torvalds 31321da177e4SLinus Torvalds case MODE_SENSE: 31331da177e4SLinus Torvalds { 31349d399cc7SSalyzyn, Mark int mode_buf_length = 4; 3135b836439fSMahesh Rajashekhara u32 capacity; 3136b836439fSMahesh Rajashekhara aac_modep_data mpd; 3137b836439fSMahesh Rajashekhara 3138b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3139b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3140b836439fSMahesh Rajashekhara else 3141b836439fSMahesh Rajashekhara capacity = (u32)-1; 31421da177e4SLinus Torvalds 31431da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 3144b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 3145b836439fSMahesh Rajashekhara 3146b836439fSMahesh Rajashekhara /* Mode data length */ 3147b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 3148b836439fSMahesh Rajashekhara /* Medium type - default */ 3149b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 3150b836439fSMahesh Rajashekhara /* Device-specific param, 31519d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 31529d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3153b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 3154b836439fSMahesh Rajashekhara 315595e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3156b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 3157b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 3158b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 3159b836439fSMahesh Rajashekhara else { 3160b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 3161b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 3162b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 3163b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3164b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 3165b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3166b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 3167b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 31685d910649SMahesh Rajashekhara 31695d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 31705d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 31715d910649SMahesh Rajashekhara /* page length */ 31725d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 31735d910649SMahesh Rajashekhara /* Mode data length */ 31745d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 31755d910649SMahesh Rajashekhara } else { 31765d910649SMahesh Rajashekhara /* Mode data length */ 31775d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 31785d910649SMahesh Rajashekhara } 31795d910649SMahesh Rajashekhara 3180b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3181b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3182b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3183b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3184b836439fSMahesh Rajashekhara } else { 3185b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3186b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3187b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3188b836439fSMahesh Rajashekhara } 3189b836439fSMahesh Rajashekhara } 31909d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 31919d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3192b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3193b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3194b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3195b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 319695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3197b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 31985d910649SMahesh Rajashekhara } 31995d910649SMahesh Rajashekhara 32009d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 32019d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 32025d910649SMahesh Rajashekhara else 32035d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3204b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3205b836439fSMahesh Rajashekhara (char *)&mpd, 3206b836439fSMahesh Rajashekhara mode_buf_length); 32072d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32082d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3209c4e2fbcaSRaghava Aditya Renukunta break; 32101da177e4SLinus Torvalds } 32111da177e4SLinus Torvalds case MODE_SENSE_10: 32121da177e4SLinus Torvalds { 3213b836439fSMahesh Rajashekhara u32 capacity; 32149d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3215b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3216b836439fSMahesh Rajashekhara 3217b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3218b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3219b836439fSMahesh Rajashekhara else 3220b836439fSMahesh Rajashekhara capacity = (u32)-1; 32211da177e4SLinus Torvalds 32221da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3223b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3224b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3225b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3226b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3227b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3228b836439fSMahesh Rajashekhara /* Medium type - default */ 3229b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3230b836439fSMahesh Rajashekhara /* Device-specific param, 32319d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 32329d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3233b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3234b836439fSMahesh Rajashekhara 323595e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3236b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3237b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3238b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3239b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3240b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3241b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3242b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3243b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3244b836439fSMahesh Rajashekhara } else { 3245b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3246b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3247b836439fSMahesh Rajashekhara 3248b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3249b836439fSMahesh Rajashekhara 3250b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3251b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3252b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3253b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3254b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3255b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3256b836439fSMahesh Rajashekhara 3257b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3258b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3259b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3260b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3261b836439fSMahesh Rajashekhara } else { 3262b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3263b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3264b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3265b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3266b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3267b836439fSMahesh Rajashekhara capacity & 0xff; 3268b836439fSMahesh Rajashekhara } 3269b836439fSMahesh Rajashekhara } 32709d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 32719d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3272b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3273b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3274b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3275b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 327695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3277b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 32789d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 32799d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 32809d399cc7SSalyzyn, Mark } 3281b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3282b836439fSMahesh Rajashekhara (char *)&mpd10, 3283b836439fSMahesh Rajashekhara mode_buf_length); 32841da177e4SLinus Torvalds 32852d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32862d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3287c4e2fbcaSRaghava Aditya Renukunta break; 32881da177e4SLinus Torvalds } 32891da177e4SLinus Torvalds case REQUEST_SENSE: 32901da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3291c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3292c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3293c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3294c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 32952d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 32962d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3297c4e2fbcaSRaghava Aditya Renukunta break; 32981da177e4SLinus Torvalds 32991da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 33001da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 33011da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 33021da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 33031da177e4SLinus Torvalds else 33041da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 33051da177e4SLinus Torvalds 33062d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 33072d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3308c4e2fbcaSRaghava Aditya Renukunta break; 33091da177e4SLinus Torvalds /* 33101da177e4SLinus Torvalds * These commands are all No-Ops 33111da177e4SLinus Torvalds */ 33121da177e4SLinus Torvalds case TEST_UNIT_READY: 3313655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3314655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3315655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3316655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3317655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3318655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3319655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3320655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3321655d722cSMark Salyzyn min_t(size_t, 3322655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3323655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3324c4e2fbcaSRaghava Aditya Renukunta break; 3325655d722cSMark Salyzyn } 33268d4d5b34SGustavo A. R. Silva /* fall through */ 33271da177e4SLinus Torvalds case RESERVE: 33281da177e4SLinus Torvalds case RELEASE: 33291da177e4SLinus Torvalds case REZERO_UNIT: 33301da177e4SLinus Torvalds case REASSIGN_BLOCKS: 33311da177e4SLinus Torvalds case SEEK_10: 33322d362b8aSJohannes Thumshirn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 33332d362b8aSJohannes Thumshirn SAM_STAT_GOOD; 3334c4e2fbcaSRaghava Aditya Renukunta break; 3335655d722cSMark Salyzyn 3336655d722cSMark Salyzyn case START_STOP: 3337655d722cSMark Salyzyn return aac_start_stop(scsicmd); 33381da177e4SLinus Torvalds 333995e852e1SSalyzyn, Mark /* FALLTHRU */ 33401da177e4SLinus Torvalds default: 33411da177e4SLinus Torvalds /* 33421da177e4SLinus Torvalds * Unhandled commands 33431da177e4SLinus Torvalds */ 3344c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3345c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3346c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3347c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 33488e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 33491da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 33508e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 33511da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 33523ace426fSSalyzyn, Mark min_t(size_t, 33533ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 33543ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3355c4e2fbcaSRaghava Aditya Renukunta } 3356c4e2fbcaSRaghava Aditya Renukunta 3357c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3358c4e2fbcaSRaghava Aditya Renukunta 33591da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 33601da177e4SLinus Torvalds return 0; 33611da177e4SLinus Torvalds } 33621da177e4SLinus Torvalds 33631da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 33641da177e4SLinus Torvalds { 33651da177e4SLinus Torvalds struct aac_query_disk qd; 33661da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 33671da177e4SLinus Torvalds 33681da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 336990ee3466SMark Haverkamp if (!fsa_dev_ptr) 337065101355SMark Haverkamp return -EBUSY; 33711da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 33721da177e4SLinus Torvalds return -EFAULT; 3373e6fd916aSDan Carpenter if (qd.cnum == -1) { 3374e6fd916aSDan Carpenter if (qd.id < 0 || qd.id >= dev->maximum_num_containers) 3375e6fd916aSDan Carpenter return -EINVAL; 3376e5718774SMark Haverkamp qd.cnum = qd.id; 3377e6fd916aSDan Carpenter } else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { 33781da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 33791da177e4SLinus Torvalds return -EINVAL; 33801da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 33811da177e4SLinus Torvalds qd.bus = 0; 33821da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 33831da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 33841da177e4SLinus Torvalds } 33851da177e4SLinus Torvalds else return -EINVAL; 33861da177e4SLinus Torvalds 3387fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 33881da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 33891da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 33901da177e4SLinus Torvalds 33911da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 33921da177e4SLinus Torvalds qd.unmapped = 1; 33931da177e4SLinus Torvalds else 33941da177e4SLinus Torvalds qd.unmapped = 0; 33951da177e4SLinus Torvalds 33961da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 33971da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 33981da177e4SLinus Torvalds 33991da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 34001da177e4SLinus Torvalds return -EFAULT; 34011da177e4SLinus Torvalds return 0; 34021da177e4SLinus Torvalds } 34031da177e4SLinus Torvalds 34041da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 34051da177e4SLinus Torvalds { 34061da177e4SLinus Torvalds struct aac_delete_disk dd; 34071da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34081da177e4SLinus Torvalds 34091da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 341065101355SMark Haverkamp if (!fsa_dev_ptr) 341165101355SMark Haverkamp return -EBUSY; 34121da177e4SLinus Torvalds 34131da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34141da177e4SLinus Torvalds return -EFAULT; 34151da177e4SLinus Torvalds 34161da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34171da177e4SLinus Torvalds return -EINVAL; 34181da177e4SLinus Torvalds /* 34191da177e4SLinus Torvalds * Mark this container as being deleted. 34201da177e4SLinus Torvalds */ 34211da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 34221da177e4SLinus Torvalds /* 34231da177e4SLinus Torvalds * Mark the container as no longer valid 34241da177e4SLinus Torvalds */ 34251da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34261da177e4SLinus Torvalds return 0; 34271da177e4SLinus Torvalds } 34281da177e4SLinus Torvalds 34291da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 34301da177e4SLinus Torvalds { 34311da177e4SLinus Torvalds struct aac_delete_disk dd; 34321da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 34331da177e4SLinus Torvalds 34341da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 343590ee3466SMark Haverkamp if (!fsa_dev_ptr) 343665101355SMark Haverkamp return -EBUSY; 34371da177e4SLinus Torvalds 34381da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 34391da177e4SLinus Torvalds return -EFAULT; 34401da177e4SLinus Torvalds 34411da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 34421da177e4SLinus Torvalds return -EINVAL; 34431da177e4SLinus Torvalds /* 34441da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 34451da177e4SLinus Torvalds */ 34461da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 34471da177e4SLinus Torvalds return -EBUSY; 34481da177e4SLinus Torvalds else { 34491da177e4SLinus Torvalds /* 34501da177e4SLinus Torvalds * Mark the container as no longer being valid. 34511da177e4SLinus Torvalds */ 34521da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 34531da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 34541da177e4SLinus Torvalds return 0; 34551da177e4SLinus Torvalds } 34561da177e4SLinus Torvalds } 34571da177e4SLinus Torvalds 34581da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 34591da177e4SLinus Torvalds { 34601da177e4SLinus Torvalds switch (cmd) { 34611da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 34621da177e4SLinus Torvalds return query_disk(dev, arg); 34631da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 34641da177e4SLinus Torvalds return delete_disk(dev, arg); 34651da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 34661da177e4SLinus Torvalds return force_delete_disk(dev, arg); 34671da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 34681da177e4SLinus Torvalds return aac_get_containers(dev); 34691da177e4SLinus Torvalds default: 34701da177e4SLinus Torvalds return -ENOTTY; 34711da177e4SLinus Torvalds } 34721da177e4SLinus Torvalds } 34731da177e4SLinus Torvalds 34741da177e4SLinus Torvalds /** 34751da177e4SLinus Torvalds * 34761da177e4SLinus Torvalds * aac_srb_callback 34771da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 34781da177e4SLinus Torvalds * @fibptr: pointer to the fib 34791da177e4SLinus Torvalds * 34801da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 34811da177e4SLinus Torvalds * 34821da177e4SLinus Torvalds */ 34831da177e4SLinus Torvalds 34841da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 34851da177e4SLinus Torvalds { 34861da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 34871da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 34881da177e4SLinus Torvalds 34891da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 349003d44337SMark Haverkamp 349103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 349203d44337SMark Haverkamp return; 349303d44337SMark Haverkamp 3494125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 34954ec57fb4SRaghava Aditya Renukunta 349655b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 34974ec57fb4SRaghava Aditya Renukunta 34981da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 349985d22bbfSMahesh Rajashekhara 350085d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 350185d22bbfSMahesh Rajashekhara /* fast response */ 350285d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 350385d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 350485d22bbfSMahesh Rajashekhara } else { 35051da177e4SLinus Torvalds /* 35061da177e4SLinus Torvalds * Calculate resid for sg 35071da177e4SLinus Torvalds */ 3508727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3509727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 35104ec57fb4SRaghava Aditya Renukunta } 35114ec57fb4SRaghava Aditya Renukunta 35124ec57fb4SRaghava Aditya Renukunta 35134ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 35144ec57fb4SRaghava Aditya Renukunta 35154ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 35164ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 35174ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 35184ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 35194ec57fb4SRaghava Aditya Renukunta 35201da177e4SLinus Torvalds /* 35211da177e4SLinus Torvalds * First check the fib status 35221da177e4SLinus Torvalds */ 35231da177e4SLinus Torvalds 35241da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 35251da177e4SLinus Torvalds int len; 352655b87608SMahesh Rajashekhara 35274ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 35284ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 35293ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 35303ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 353155b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 353255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 353355b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 353455b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 353555b87608SMahesh Rajashekhara srbreply->sense_data, len); 35361da177e4SLinus Torvalds } 35371da177e4SLinus Torvalds 35381da177e4SLinus Torvalds /* 35391da177e4SLinus Torvalds * Next check the srb status 35401da177e4SLinus Torvalds */ 35411da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 35421da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 35431da177e4SLinus Torvalds case SRB_STATUS_PENDING: 35441da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 35451da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35461da177e4SLinus Torvalds break; 35471da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 35481da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 35491da177e4SLinus Torvalds case READ_6: 35501da177e4SLinus Torvalds case WRITE_6: 35511da177e4SLinus Torvalds case READ_10: 35521da177e4SLinus Torvalds case WRITE_10: 35531da177e4SLinus Torvalds case READ_12: 35541da177e4SLinus Torvalds case WRITE_12: 35557a8cf29dSMark Haverkamp case READ_16: 35567a8cf29dSMark Haverkamp case WRITE_16: 355755b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 355855b87608SMahesh Rajashekhara < scsicmd->underflow) 35594ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 356055b87608SMahesh Rajashekhara else 35614ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 356255b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 356355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35641da177e4SLinus Torvalds break; 35654ec57fb4SRaghava Aditya Renukunta case INQUIRY: 356655b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 356755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35681da177e4SLinus Torvalds break; 35691da177e4SLinus Torvalds default: 35701da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 35711da177e4SLinus Torvalds break; 35721da177e4SLinus Torvalds } 35731da177e4SLinus Torvalds break; 35741da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 35751da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 35761da177e4SLinus Torvalds break; 35771da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 357855b87608SMahesh Rajashekhara /* 357955b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 358055b87608SMahesh Rajashekhara * hba was trying to abort for some reason 358155b87608SMahesh Rajashekhara */ 35821da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 35831da177e4SLinus Torvalds break; 35841da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 358555b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 358655b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 35871da177e4SLinus Torvalds break; 35881da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 35891da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 35901da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 35911da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 35921da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 359355b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 359455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 35951da177e4SLinus Torvalds break; 35961da177e4SLinus Torvalds 35971da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 35981da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 359955b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 360055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36011da177e4SLinus Torvalds break; 36021da177e4SLinus Torvalds 36031da177e4SLinus Torvalds case SRB_STATUS_BUSY: 360455b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 360555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36061da177e4SLinus Torvalds break; 36071da177e4SLinus Torvalds 36081da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 360955b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 361055b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 36111da177e4SLinus Torvalds break; 36121da177e4SLinus Torvalds 36131da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 361455b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 361555b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 36161da177e4SLinus Torvalds break; 36171da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 36181da177e4SLinus Torvalds case SRB_STATUS_ERROR: 36191da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 36201da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 36211da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 36221da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 36231da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 36241da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 36251da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 36261da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 36271da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 36281da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 36291da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 36301da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 36311da177e4SLinus Torvalds default: 36321da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36334ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 36341da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 36351da177e4SLinus Torvalds aac_get_status_string( 36361da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 36371da177e4SLinus Torvalds scsicmd->cmnd[0], 36381da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 36391da177e4SLinus Torvalds #endif 36404ec57fb4SRaghava Aditya Renukunta /* 36414ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 36424ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 36434ec57fb4SRaghava Aditya Renukunta * 36444ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 36454ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 36464ec57fb4SRaghava Aditya Renukunta */ 36471fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 36481fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 36494ec57fb4SRaghava Aditya Renukunta 36501fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 36511fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 36521fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36531da177e4SLinus Torvalds break; 36541fc8010aSRajashekhara, Mahesh } else { 36551fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36561fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36571fc8010aSRajashekhara, Mahesh break; 36581fc8010aSRajashekhara, Mahesh } 36591fc8010aSRajashekhara, Mahesh } else { 36601fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 36611fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 36621fc8010aSRajashekhara, Mahesh break; 36631fc8010aSRajashekhara, Mahesh } 36641da177e4SLinus Torvalds } 366555b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 366655b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 36671da177e4SLinus Torvalds int len; 366855b87608SMahesh Rajashekhara 36691da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 36703ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 36713ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 36721da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 36734ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 36747a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 36751da177e4SLinus Torvalds #endif 367655b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 367755b87608SMahesh Rajashekhara srbreply->sense_data, len); 367855b87608SMahesh Rajashekhara } 36794ec57fb4SRaghava Aditya Renukunta 36801da177e4SLinus Torvalds /* 36811da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 36821da177e4SLinus Torvalds */ 36831da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 36841da177e4SLinus Torvalds 3685bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 36868e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 36871da177e4SLinus Torvalds } 36881da177e4SLinus Torvalds 3689ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3690ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3691ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3692ab5d129fSRaghava Aditya Renukunta 3693ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3694ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3695ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3696ab5d129fSRaghava Aditya Renukunta 3697ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3698ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3699ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3700ab5d129fSRaghava Aditya Renukunta break; 3701ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3702ab5d129fSRaghava Aditya Renukunta { 3703ab5d129fSRaghava Aditya Renukunta int len; 3704ab5d129fSRaghava Aditya Renukunta 3705ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3706ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3707ab5d129fSRaghava Aditya Renukunta if (len) 3708ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3709ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3710ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3711ab5d129fSRaghava Aditya Renukunta break; 3712ab5d129fSRaghava Aditya Renukunta } 3713ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3714ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3715ab5d129fSRaghava Aditya Renukunta break; 3716ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3717ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3718ab5d129fSRaghava Aditya Renukunta break; 3719ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3720ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3721ab5d129fSRaghava Aditya Renukunta default: 3722ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3723ab5d129fSRaghava Aditya Renukunta break; 3724ab5d129fSRaghava Aditya Renukunta } 3725ab5d129fSRaghava Aditya Renukunta } 3726ab5d129fSRaghava Aditya Renukunta 3727ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3728ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3729ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3730ab5d129fSRaghava Aditya Renukunta { 3731ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3732ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3733ab5d129fSRaghava Aditya Renukunta { 3734ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3735ab5d129fSRaghava Aditya Renukunta 3736ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3737ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3738ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3739ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3740ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3741ab5d129fSRaghava Aditya Renukunta } 3742ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3743ab5d129fSRaghava Aditya Renukunta break; 3744ab5d129fSRaghava Aditya Renukunta } 3745ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3746ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3747ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3748ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3749ab5d129fSRaghava Aditya Renukunta break; 3750ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3751ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3752ab5d129fSRaghava Aditya Renukunta break; 3753ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3754ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3755ab5d129fSRaghava Aditya Renukunta break; 3756ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3757ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3758ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3759ab5d129fSRaghava Aditya Renukunta break; 3760ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3761ab5d129fSRaghava Aditya Renukunta default: 3762ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3763ab5d129fSRaghava Aditya Renukunta break; 3764ab5d129fSRaghava Aditya Renukunta } 3765ab5d129fSRaghava Aditya Renukunta } 3766ab5d129fSRaghava Aditya Renukunta 37671da177e4SLinus Torvalds /** 37681da177e4SLinus Torvalds * 3769ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3770ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3771ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3772ab5d129fSRaghava Aditya Renukunta * 3773ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3774ab5d129fSRaghava Aditya Renukunta * 3775ab5d129fSRaghava Aditya Renukunta */ 3776ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3777ab5d129fSRaghava Aditya Renukunta { 3778ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3779ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3780ab5d129fSRaghava Aditya Renukunta 3781ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3782ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3783ab5d129fSRaghava Aditya Renukunta 3784ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3785ab5d129fSRaghava Aditya Renukunta 3786ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3787ab5d129fSRaghava Aditya Renukunta return; 3788ab5d129fSRaghava Aditya Renukunta 3789ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3790ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3791ab5d129fSRaghava Aditya Renukunta 3792ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3793ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3794ab5d129fSRaghava Aditya Renukunta 3795ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3796ab5d129fSRaghava Aditya Renukunta /* fast response */ 3797ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3798ab5d129fSRaghava Aditya Renukunta goto out; 3799ab5d129fSRaghava Aditya Renukunta } 3800ab5d129fSRaghava Aditya Renukunta 3801ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3802ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3803ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3804ab5d129fSRaghava Aditya Renukunta break; 3805ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3806ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3807ab5d129fSRaghava Aditya Renukunta break; 3808ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3809ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3810ab5d129fSRaghava Aditya Renukunta break; 3811ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3812ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3813ab5d129fSRaghava Aditya Renukunta break; 3814ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3815ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3816ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3817ab5d129fSRaghava Aditya Renukunta break; 3818ab5d129fSRaghava Aditya Renukunta default: 3819ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3820ab5d129fSRaghava Aditya Renukunta break; 3821ab5d129fSRaghava Aditya Renukunta } 3822ab5d129fSRaghava Aditya Renukunta 3823ab5d129fSRaghava Aditya Renukunta out: 3824ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3825ab5d129fSRaghava Aditya Renukunta 3826ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3827ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3828ab5d129fSRaghava Aditya Renukunta else 3829ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3830ab5d129fSRaghava Aditya Renukunta } 3831ab5d129fSRaghava Aditya Renukunta 3832ab5d129fSRaghava Aditya Renukunta /** 3833ab5d129fSRaghava Aditya Renukunta * 3834ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 38351da177e4SLinus Torvalds * @scsicmd: the scsi command block 38361da177e4SLinus Torvalds * 38371da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 38381da177e4SLinus Torvalds * scsicmd passed in. 38391da177e4SLinus Torvalds */ 38401da177e4SLinus Torvalds 38411da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 38421da177e4SLinus Torvalds { 38431da177e4SLinus Torvalds struct fib* cmd_fibcontext; 38441da177e4SLinus Torvalds struct aac_dev* dev; 38451da177e4SLinus Torvalds int status; 38461da177e4SLinus Torvalds 384784971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3848e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 384984971738SMark Haverkamp scsicmd->device->lun > 7) { 38501da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 38511da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 38521da177e4SLinus Torvalds return 0; 38531da177e4SLinus Torvalds } 38541da177e4SLinus Torvalds 38551da177e4SLinus Torvalds /* 38561da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 38571da177e4SLinus Torvalds */ 38586bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 38591ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3860e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 38611da177e4SLinus Torvalds 38621da177e4SLinus Torvalds /* 38631da177e4SLinus Torvalds * Check that the command queued to the controller 38641da177e4SLinus Torvalds */ 38651ae948faSBrian King if (status == -EINPROGRESS) 38661da177e4SLinus Torvalds return 0; 38671da177e4SLinus Torvalds 3868bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3869bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3870bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 38711da177e4SLinus Torvalds 38721da177e4SLinus Torvalds return -1; 38731da177e4SLinus Torvalds } 38741da177e4SLinus Torvalds 3875ab5d129fSRaghava Aditya Renukunta /** 3876ab5d129fSRaghava Aditya Renukunta * 3877ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3878ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3879ab5d129fSRaghava Aditya Renukunta * 3880ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3881ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3882ab5d129fSRaghava Aditya Renukunta */ 3883ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3884ab5d129fSRaghava Aditya Renukunta { 3885ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3886ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3887ab5d129fSRaghava Aditya Renukunta int status; 3888ab5d129fSRaghava Aditya Renukunta 3889ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3890ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3891ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3892ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3893ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3894ab5d129fSRaghava Aditya Renukunta return 0; 3895ab5d129fSRaghava Aditya Renukunta } 3896ab5d129fSRaghava Aditya Renukunta 3897ab5d129fSRaghava Aditya Renukunta /* 3898ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3899ab5d129fSRaghava Aditya Renukunta */ 3900ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3901ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3902ab5d129fSRaghava Aditya Renukunta return -1; 3903ab5d129fSRaghava Aditya Renukunta 39041ae948faSBrian King scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3905ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3906ab5d129fSRaghava Aditya Renukunta 3907ab5d129fSRaghava Aditya Renukunta /* 3908ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3909ab5d129fSRaghava Aditya Renukunta */ 39101ae948faSBrian King if (status == -EINPROGRESS) 3911ab5d129fSRaghava Aditya Renukunta return 0; 3912ab5d129fSRaghava Aditya Renukunta 3913ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3914ab5d129fSRaghava Aditya Renukunta status); 3915ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3916ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3917ab5d129fSRaghava Aditya Renukunta 3918ab5d129fSRaghava Aditya Renukunta return -1; 3919ab5d129fSRaghava Aditya Renukunta } 3920ab5d129fSRaghava Aditya Renukunta 3921ab5d129fSRaghava Aditya Renukunta 39220b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 39231da177e4SLinus Torvalds { 39241da177e4SLinus Torvalds unsigned long byte_count = 0; 3925727eead6SFUJITA Tomonori int nseg; 3926a2260323SNikola Pajkovsky struct scatterlist *sg; 3927a2260323SNikola Pajkovsky int i; 39281da177e4SLinus Torvalds 39291da177e4SLinus Torvalds // Get rid of old data 39301da177e4SLinus Torvalds psg->count = 0; 39311da177e4SLinus Torvalds psg->sg[0].addr = 0; 39321da177e4SLinus Torvalds psg->sg[0].count = 0; 3933727eead6SFUJITA Tomonori 3934727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3935a2260323SNikola Pajkovsky if (nseg <= 0) 39360b433447SMahesh Rajashekhara return nseg; 39371da177e4SLinus Torvalds 3938727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39391da177e4SLinus Torvalds 3940727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39411da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 39421da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 39431da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 39441da177e4SLinus Torvalds } 39451da177e4SLinus Torvalds /* hba wants the size to be exact */ 3946727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 394756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3948727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 394956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3950727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39511da177e4SLinus Torvalds } 39521da177e4SLinus Torvalds /* Check for command underflow */ 39531da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39541da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39551da177e4SLinus Torvalds byte_count, scsicmd->underflow); 39561da177e4SLinus Torvalds } 3957a2260323SNikola Pajkovsky 39581da177e4SLinus Torvalds return byte_count; 39591da177e4SLinus Torvalds } 39601da177e4SLinus Torvalds 39611da177e4SLinus Torvalds 39620b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 39631da177e4SLinus Torvalds { 39641da177e4SLinus Torvalds unsigned long byte_count = 0; 396556b58712SMark Haverkamp u64 addr; 3966727eead6SFUJITA Tomonori int nseg; 3967a2260323SNikola Pajkovsky struct scatterlist *sg; 3968a2260323SNikola Pajkovsky int i; 39691da177e4SLinus Torvalds 39701da177e4SLinus Torvalds // Get rid of old data 39711da177e4SLinus Torvalds psg->count = 0; 39721da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 39731da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 39741da177e4SLinus Torvalds psg->sg[0].count = 0; 3975727eead6SFUJITA Tomonori 3976727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 3977a2260323SNikola Pajkovsky if (nseg <= 0) 39780b433447SMahesh Rajashekhara return nseg; 39791da177e4SLinus Torvalds 3980727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 39811241f359SMark Haverkamp int count = sg_dma_len(sg); 398256b58712SMark Haverkamp addr = sg_dma_address(sg); 398356b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 398456b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 39851241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 39861241f359SMark Haverkamp byte_count += count; 39871da177e4SLinus Torvalds } 3988727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 39891da177e4SLinus Torvalds /* hba wants the size to be exact */ 3990727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 399156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3992727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 399356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3994727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 39951da177e4SLinus Torvalds } 39961da177e4SLinus Torvalds /* Check for command underflow */ 39971da177e4SLinus Torvalds if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 39981da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 39991da177e4SLinus Torvalds byte_count, scsicmd->underflow); 40001da177e4SLinus Torvalds } 4001a2260323SNikola Pajkovsky 40021da177e4SLinus Torvalds return byte_count; 40031da177e4SLinus Torvalds } 40041da177e4SLinus Torvalds 40050b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 40060e68c003SMark Haverkamp { 40070e68c003SMark Haverkamp unsigned long byte_count = 0; 4008727eead6SFUJITA Tomonori int nseg; 4009a2260323SNikola Pajkovsky struct scatterlist *sg; 4010a2260323SNikola Pajkovsky int i; 40110e68c003SMark Haverkamp 40120e68c003SMark Haverkamp // Get rid of old data 40130e68c003SMark Haverkamp psg->count = 0; 40140e68c003SMark Haverkamp psg->sg[0].next = 0; 40150e68c003SMark Haverkamp psg->sg[0].prev = 0; 40160e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 40170e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 40180e68c003SMark Haverkamp psg->sg[0].count = 0; 40190e68c003SMark Haverkamp psg->sg[0].flags = 0; 4020727eead6SFUJITA Tomonori 4021727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 4022a2260323SNikola Pajkovsky if (nseg <= 0) 40230b433447SMahesh Rajashekhara return nseg; 40240e68c003SMark Haverkamp 4025727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 40260e68c003SMark Haverkamp int count = sg_dma_len(sg); 40270e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 40280e68c003SMark Haverkamp psg->sg[i].next = 0; 40290e68c003SMark Haverkamp psg->sg[i].prev = 0; 40300e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 40310e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 40320e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 40330e68c003SMark Haverkamp psg->sg[i].flags = 0; 40340e68c003SMark Haverkamp byte_count += count; 40350e68c003SMark Haverkamp } 4036727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 40370e68c003SMark Haverkamp /* hba wants the size to be exact */ 4038727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 40390e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 4040727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 40410e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 4042727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 40430e68c003SMark Haverkamp } 40440e68c003SMark Haverkamp /* Check for command underflow */ 40450e68c003SMark Haverkamp if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 40460e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 40470e68c003SMark Haverkamp byte_count, scsicmd->underflow); 40480e68c003SMark Haverkamp } 4049a2260323SNikola Pajkovsky 40500e68c003SMark Haverkamp return byte_count; 40510e68c003SMark Haverkamp } 40520e68c003SMark Haverkamp 40530b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 40540b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 405585d22bbfSMahesh Rajashekhara { 405685d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 405785d22bbfSMahesh Rajashekhara int nseg; 405885d22bbfSMahesh Rajashekhara struct scatterlist *sg; 405985d22bbfSMahesh Rajashekhara int i, conformable = 0; 406085d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 406185d22bbfSMahesh Rajashekhara 4062a2260323SNikola Pajkovsky nseg = scsi_dma_map(scsicmd); 4063a2260323SNikola Pajkovsky if (nseg <= 0) 4064a2260323SNikola Pajkovsky return nseg; 4065a2260323SNikola Pajkovsky 406685d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 406785d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 406885d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 406985d22bbfSMahesh Rajashekhara 407085d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 407185d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 407285d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 407385d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 407485d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 407585d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 407685d22bbfSMahesh Rajashekhara if (i == 0) { 407785d22bbfSMahesh Rajashekhara conformable = 1; 407885d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 407985d22bbfSMahesh Rajashekhara } else if (i == 1) { 408085d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 408185d22bbfSMahesh Rajashekhara min_size = cur_size; 408285d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 408385d22bbfSMahesh Rajashekhara conformable = 0; 408485d22bbfSMahesh Rajashekhara if (cur_size < min_size) 408585d22bbfSMahesh Rajashekhara min_size = cur_size; 408685d22bbfSMahesh Rajashekhara } 408785d22bbfSMahesh Rajashekhara byte_count += count; 408885d22bbfSMahesh Rajashekhara } 408985d22bbfSMahesh Rajashekhara 409085d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 409185d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 409285d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 409385d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 409485d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 409585d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 409685d22bbfSMahesh Rajashekhara } 409785d22bbfSMahesh Rajashekhara 409885d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 409985d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 410085d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 410185d22bbfSMahesh Rajashekhara if (!conformable) { 410285d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 410385d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 410485d22bbfSMahesh Rajashekhara err_found = 0; 410585d22bbfSMahesh Rajashekhara nseg_new = 2; 410685d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 410785d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 410885d22bbfSMahesh Rajashekhara err_found = 1; 410985d22bbfSMahesh Rajashekhara break; 411085d22bbfSMahesh Rajashekhara } 411185d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 411285d22bbfSMahesh Rajashekhara } 411385d22bbfSMahesh Rajashekhara if (!err_found) 411485d22bbfSMahesh Rajashekhara break; 411585d22bbfSMahesh Rajashekhara } 411696676246SNikola Pajkovsky if (i > 0 && nseg_new <= sg_max) { 411796676246SNikola Pajkovsky int ret = aac_convert_sgraw2(rio2, i, nseg, nseg_new); 411896676246SNikola Pajkovsky 411996676246SNikola Pajkovsky if (ret < 0) 412096676246SNikola Pajkovsky return ret; 412196676246SNikola Pajkovsky } 412285d22bbfSMahesh Rajashekhara } else 412385d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 412485d22bbfSMahesh Rajashekhara 412585d22bbfSMahesh Rajashekhara /* Check for command underflow */ 412685d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 412785d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 412885d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 412985d22bbfSMahesh Rajashekhara } 413085d22bbfSMahesh Rajashekhara 413185d22bbfSMahesh Rajashekhara return byte_count; 413285d22bbfSMahesh Rajashekhara } 413385d22bbfSMahesh Rajashekhara 413485d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 413585d22bbfSMahesh Rajashekhara { 413685d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 413785d22bbfSMahesh Rajashekhara int i, j, pos; 413885d22bbfSMahesh Rajashekhara u32 addr_low; 413985d22bbfSMahesh Rajashekhara 414085d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 414185d22bbfSMahesh Rajashekhara return 0; 414285d22bbfSMahesh Rajashekhara 41436da2ec56SKees Cook sge = kmalloc_array(nseg_new, sizeof(struct sge_ieee1212), GFP_ATOMIC); 414485d22bbfSMahesh Rajashekhara if (sge == NULL) 414596676246SNikola Pajkovsky return -ENOMEM; 414685d22bbfSMahesh Rajashekhara 414785d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 414885d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 414985d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 415085d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 415185d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 415285d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 415385d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 415485d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 415585d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 415685d22bbfSMahesh Rajashekhara pos++; 415785d22bbfSMahesh Rajashekhara } 415885d22bbfSMahesh Rajashekhara } 415985d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 416085d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 416185d22bbfSMahesh Rajashekhara 416285d22bbfSMahesh Rajashekhara kfree(sge); 416385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 416485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 416585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 416685d22bbfSMahesh Rajashekhara return 0; 416785d22bbfSMahesh Rajashekhara } 416885d22bbfSMahesh Rajashekhara 4169ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 4170ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4171ab5d129fSRaghava Aditya Renukunta int sg_max, 4172ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4173ab5d129fSRaghava Aditya Renukunta { 4174ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4175ab5d129fSRaghava Aditya Renukunta int nseg; 4176ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4177ab5d129fSRaghava Aditya Renukunta int i; 4178ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4179ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4180ab5d129fSRaghava Aditya Renukunta 4181ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4182ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4183ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4184ab5d129fSRaghava Aditya Renukunta goto out; 4185ab5d129fSRaghava Aditya Renukunta } 4186ab5d129fSRaghava Aditya Renukunta 4187ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4188ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4189ab5d129fSRaghava Aditya Renukunta else 4190ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4191ab5d129fSRaghava Aditya Renukunta 4192ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4193ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4194ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4195ab5d129fSRaghava Aditya Renukunta 4196ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4197ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4198ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4199ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4200ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4201ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4202ab5d129fSRaghava Aditya Renukunta byte_count += count; 4203ab5d129fSRaghava Aditya Renukunta sge++; 4204ab5d129fSRaghava Aditya Renukunta } 4205ab5d129fSRaghava Aditya Renukunta 4206ab5d129fSRaghava Aditya Renukunta sge--; 4207ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4208ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4209ab5d129fSRaghava Aditya Renukunta u32 temp; 4210ab5d129fSRaghava Aditya Renukunta 4211ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4212ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4213ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4214ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4215ab5d129fSRaghava Aditya Renukunta } 4216ab5d129fSRaghava Aditya Renukunta 4217ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4218ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4219ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4220ab5d129fSRaghava Aditya Renukunta } else { 4221ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4222ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4223ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4224ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4225ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4226ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4227ab5d129fSRaghava Aditya Renukunta } 4228ab5d129fSRaghava Aditya Renukunta 4229ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4230ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4231ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4232ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4233ab5d129fSRaghava Aditya Renukunta } 4234ab5d129fSRaghava Aditya Renukunta out: 4235ab5d129fSRaghava Aditya Renukunta return byte_count; 4236ab5d129fSRaghava Aditya Renukunta } 4237ab5d129fSRaghava Aditya Renukunta 42381da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 42391da177e4SLinus Torvalds 42401da177e4SLinus Torvalds struct aac_srb_status_info { 42411da177e4SLinus Torvalds u32 status; 42421da177e4SLinus Torvalds char *str; 42431da177e4SLinus Torvalds }; 42441da177e4SLinus Torvalds 42451da177e4SLinus Torvalds 42461da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 42471da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 42481da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 42491da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 42501da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 42511da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 42521da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 42531da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 42541da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 42551da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 42561da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 42571da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 42581da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 42591da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 42601da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 42611da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 42621da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 42631da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 42641da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 42651da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 42661da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 42671da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 42681da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 42691da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 42701da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 42711da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 42721da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 42731da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 42741da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 42751da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 42761da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 42771da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 42781da177e4SLinus Torvalds { 0xff, "Unknown Error"} 42791da177e4SLinus Torvalds }; 42801da177e4SLinus Torvalds 42811da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 42821da177e4SLinus Torvalds { 42831da177e4SLinus Torvalds int i; 42841da177e4SLinus Torvalds 42856391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 42866391a113STobias Klauser if (srb_status_info[i].status == status) 42871da177e4SLinus Torvalds return srb_status_info[i].str; 42881da177e4SLinus Torvalds 42891da177e4SLinus Torvalds return "Bad Status Code"; 42901da177e4SLinus Torvalds } 42911da177e4SLinus Torvalds 42921da177e4SLinus Torvalds #endif 4293