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. 9e8b12f0fSMahesh Rajashekhara * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 101da177e4SLinus Torvalds * 111da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 121da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 131da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 141da177e4SLinus Torvalds * any later version. 151da177e4SLinus Torvalds * 161da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 171da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 181da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 191da177e4SLinus Torvalds * GNU General Public License for more details. 201da177e4SLinus Torvalds * 211da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 221da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 231da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 241da177e4SLinus Torvalds * 251da177e4SLinus Torvalds */ 261da177e4SLinus Torvalds 271da177e4SLinus Torvalds #include <linux/kernel.h> 281da177e4SLinus Torvalds #include <linux/init.h> 291da177e4SLinus Torvalds #include <linux/types.h> 301da177e4SLinus Torvalds #include <linux/pci.h> 311da177e4SLinus Torvalds #include <linux/spinlock.h> 321da177e4SLinus Torvalds #include <linux/slab.h> 331da177e4SLinus Torvalds #include <linux/completion.h> 341da177e4SLinus Torvalds #include <linux/blkdev.h> 357c0f6ba6SLinus Torvalds #include <linux/uaccess.h> 363a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 37acf3368fSPaul Gortmaker #include <linux/module.h> 381da177e4SLinus Torvalds 391da177e4SLinus Torvalds #include <scsi/scsi.h> 401da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 411da177e4SLinus Torvalds #include <scsi/scsi_device.h> 421da177e4SLinus Torvalds #include <scsi/scsi_host.h> 431da177e4SLinus Torvalds 441da177e4SLinus Torvalds #include "aacraid.h" 451da177e4SLinus Torvalds 461da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 471da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 481da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 491da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 511da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 521da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 551da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 561da177e4SLinus Torvalds 571da177e4SLinus Torvalds /* 581da177e4SLinus Torvalds * Sense codes 591da177e4SLinus Torvalds */ 601da177e4SLinus Torvalds 611da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 621da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 631da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 641da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 65f956a669SRaghava Aditya Renukunta #define SENCODE_UNRECOVERED_READ_ERROR 0x11 661da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 671da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 681da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 691da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 701da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 711da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 721da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 731da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 741da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 751da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 761da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 771da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 781da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 791da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 801da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 811da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 821da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 831da177e4SLinus Torvalds 841da177e4SLinus Torvalds /* 851da177e4SLinus Torvalds * Additional sense codes 861da177e4SLinus Torvalds */ 871da177e4SLinus Torvalds 881da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 891da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 901da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 911da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 921da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 931da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 941da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 951da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 961da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 971da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 981da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 991da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 1001da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1011da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1021da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1031da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1041da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1051da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1061da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1071da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1081da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1091da177e4SLinus Torvalds 110c4e2fbcaSRaghava Aditya Renukunta #define AAC_STAT_GOOD (DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD) 111c4e2fbcaSRaghava Aditya Renukunta 1121da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1131da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1141da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1151da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1161da177e4SLinus Torvalds 117b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 118b836439fSMahesh Rajashekhara typedef struct { 119b836439fSMahesh Rajashekhara struct { 120b836439fSMahesh Rajashekhara u8 data_length; 121b836439fSMahesh Rajashekhara u8 med_type; 122b836439fSMahesh Rajashekhara u8 dev_par; 123b836439fSMahesh Rajashekhara u8 bd_length; 124b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 125b836439fSMahesh Rajashekhara struct { 126b836439fSMahesh Rajashekhara u8 dens_code; 127b836439fSMahesh Rajashekhara u8 block_count[3]; 128b836439fSMahesh Rajashekhara u8 reserved; 129b836439fSMahesh Rajashekhara u8 block_length[3]; 130b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 131b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 132b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 133b836439fSMahesh Rajashekhara 134b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 135b836439fSMahesh Rajashekhara typedef struct { 136b836439fSMahesh Rajashekhara struct { 137b836439fSMahesh Rajashekhara u8 data_length[2]; 138b836439fSMahesh Rajashekhara u8 med_type; 139b836439fSMahesh Rajashekhara u8 dev_par; 140b836439fSMahesh Rajashekhara u8 rsrvd[2]; 141b836439fSMahesh Rajashekhara u8 bd_length[2]; 142b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 143b836439fSMahesh Rajashekhara struct { 144b836439fSMahesh Rajashekhara u8 dens_code; 145b836439fSMahesh Rajashekhara u8 block_count[3]; 146b836439fSMahesh Rajashekhara u8 reserved; 147b836439fSMahesh Rajashekhara u8 block_length[3]; 148b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 149b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 150b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 151b836439fSMahesh Rajashekhara 1521da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1531da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1541da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1551da177e4SLinus Torvalds /* SCSI inquiry data */ 1561da177e4SLinus Torvalds struct inquiry_data { 1571da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1581da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1591da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1601da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1611da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1621da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1631da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1641da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1651da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1661da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1671da177e4SLinus Torvalds }; 1681da177e4SLinus Torvalds 1695d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 170999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 { 171999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 172999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 173999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 174999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 175999b3ffcSRaghava Aditya Renukunta u8 reserved3; 176999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 177999b3ffcSRaghava Aditya Renukunta u8 venid[8]; 178999b3ffcSRaghava Aditya Renukunta u8 productid[16]; 179999b3ffcSRaghava Aditya Renukunta u8 serialnumber[8]; /* SN in ASCII */ 1805d910649SMahesh Rajashekhara 181999b3ffcSRaghava Aditya Renukunta }; 1825d910649SMahesh Rajashekhara 183999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 { 184999b3ffcSRaghava Aditya Renukunta u8 codeset:4; /* VPD_CODE_SET */ 185999b3ffcSRaghava Aditya Renukunta u8 reserved:4; 186999b3ffcSRaghava Aditya Renukunta u8 identifiertype:4; /* VPD_IDENTIFIER_TYPE */ 187999b3ffcSRaghava Aditya Renukunta u8 reserved2:4; 188999b3ffcSRaghava Aditya Renukunta u8 reserved3; 189999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 190999b3ffcSRaghava Aditya Renukunta struct teu64id { 1915d910649SMahesh Rajashekhara u32 Serial; 1925d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1935d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 194999b3ffcSRaghava Aditya Renukunta u8 reserved; 195999b3ffcSRaghava Aditya Renukunta u8 venid[3]; 196999b3ffcSRaghava Aditya Renukunta } eu64id; 1975d910649SMahesh Rajashekhara 198999b3ffcSRaghava Aditya Renukunta }; 1995d910649SMahesh Rajashekhara 200999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 { 201999b3ffcSRaghava Aditya Renukunta u8 codeset : 4; /* VPD_CODE_SET */ 202999b3ffcSRaghava Aditya Renukunta u8 reserved : 4; 203999b3ffcSRaghava Aditya Renukunta u8 identifiertype : 4; /* VPD_IDENTIFIER_TYPE */ 204999b3ffcSRaghava Aditya Renukunta u8 reserved2 : 4; 205999b3ffcSRaghava Aditya Renukunta u8 reserved3; 206999b3ffcSRaghava Aditya Renukunta u8 identifierlength; 207999b3ffcSRaghava Aditya Renukunta u8 Identifier[16]; 208999b3ffcSRaghava Aditya Renukunta }; 209999b3ffcSRaghava Aditya Renukunta 210999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 { 2115d910649SMahesh Rajashekhara u8 DeviceType:5; 2125d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2135d910649SMahesh Rajashekhara u8 PageCode; 214999b3ffcSRaghava Aditya Renukunta u8 reserved; 2155d910649SMahesh Rajashekhara u8 PageLength; 216999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_1 type1; 217999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_2 type2; 218999b3ffcSRaghava Aditya Renukunta struct tvpd_id_descriptor_type_3 type3; 219999b3ffcSRaghava Aditya Renukunta }; 2205d910649SMahesh Rajashekhara 2211da177e4SLinus Torvalds /* 2221da177e4SLinus Torvalds * M O D U L E G L O B A L S 2231da177e4SLinus Torvalds */ 2241da177e4SLinus Torvalds 2250b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2260b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2270b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2280b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2290b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 230ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 231ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 232ab5d129fSRaghava Aditya Renukunta int sg_max, u64 sg_address); 2330b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2340b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2351da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 236ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd); 2371da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2381da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2391da177e4SLinus Torvalds #endif 2401da177e4SLinus Torvalds 2411da177e4SLinus Torvalds /* 2421da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2431da177e4SLinus Torvalds */ 2441da177e4SLinus Torvalds 2451da177e4SLinus Torvalds static int nondasd = -1; 246d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2471da177e4SLinus Torvalds static int dacmode = -1; 2488ef22247SSalyzyn, Mark int aac_msi; 2491208bab5SSalyzyn, Mark int aac_commit = -1; 250404d9a90SMark Haverkamp int startup_timeout = 180; 251404d9a90SMark Haverkamp int aif_timeout = 120; 25211604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 25385d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2541da177e4SLinus Torvalds 25511604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 25611604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 25711604612SMahesh Rajashekhara " 0=off, 1=on"); 25885d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 25985d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 26085d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2619a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2628ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2638ef22247SSalyzyn, Mark " 0=off, 1=on"); 26495e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2658ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2668ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2678ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 268d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2699a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2708ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2718ef22247SSalyzyn, Mark " 0=off, 1=on"); 2721208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2738ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2748ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2758ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2768ef22247SSalyzyn, Mark " 0=off, 1=on"); 2778ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2788ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2799022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 280404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2818ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2828ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2838ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2848ef22247SSalyzyn, Mark " have a BIOS."); 285404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2868ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2878ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2888ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2898ef22247SSalyzyn, Mark " systems."); 2901da177e4SLinus Torvalds 2917c00ffa3SMark Haverkamp int numacb = -1; 2927c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2938ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 2948ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 2958ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 2967c00ffa3SMark Haverkamp 2977c00ffa3SMark Haverkamp int acbsize = -1; 2987c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2998ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 3008ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 3018ef22247SSalyzyn, Mark " suggestion from Firmware."); 302653ba58dSMark Haverkamp 30329c97684SSalyzyn, Mark int update_interval = 30 * 60; 30429c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 3058ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 3068ef22247SSalyzyn, Mark " updates issued to adapter."); 30729c97684SSalyzyn, Mark 30829c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 30929c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 3108ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 3118ef22247SSalyzyn, Mark " checks."); 31229c97684SSalyzyn, Mark 31387f3bda3SAndrew Morton int aac_check_reset = 1; 31487f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 31595e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3168ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3178ef22247SSalyzyn, Mark " ignore it."); 31829c97684SSalyzyn, Mark 319e37ee4beSMark Haverkamp int expose_physicals = -1; 320653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3218ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3228ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 32303d44337SMark Haverkamp 3248ef22247SSalyzyn, Mark int aac_reset_devices; 3251208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3261208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 32703d44337SMark Haverkamp 328d8e96507SLeubner, Achim int aac_wwn = 1; 329d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 330d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 331d8e96507SLeubner, Achim "\t0 - Disable\n" 332d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 333d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 334d8e96507SLeubner, Achim 335d8e96507SLeubner, Achim 33603d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 33703d44337SMark Haverkamp struct fib *fibptr) { 33803d44337SMark Haverkamp struct scsi_device *device; 33903d44337SMark Haverkamp 34003d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 341c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 34203d44337SMark Haverkamp aac_fib_complete(fibptr); 34303d44337SMark Haverkamp return 0; 34403d44337SMark Haverkamp } 34503d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 34603d44337SMark Haverkamp device = scsicmd->device; 3473ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 34803d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 34903d44337SMark Haverkamp aac_fib_complete(fibptr); 35003d44337SMark Haverkamp return 0; 35103d44337SMark Haverkamp } 35203d44337SMark Haverkamp return 1; 35303d44337SMark Haverkamp } 35403d44337SMark Haverkamp 3551da177e4SLinus Torvalds /** 3561da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3571da177e4SLinus Torvalds * @common: adapter to query 3581da177e4SLinus Torvalds * 3591da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3601da177e4SLinus Torvalds */ 3618c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3621da177e4SLinus Torvalds { 3631da177e4SLinus Torvalds int status = 0; 3641da177e4SLinus Torvalds struct fib * fibptr; 3651da177e4SLinus Torvalds 366bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3671da177e4SLinus Torvalds return -ENOMEM; 3681da177e4SLinus Torvalds 369bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3701da177e4SLinus Torvalds { 3711da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3721da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3731da177e4SLinus Torvalds 3741da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3751da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3761da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3771da177e4SLinus Torvalds } 3781da177e4SLinus Torvalds 379bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3801da177e4SLinus Torvalds fibptr, 3811da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3821da177e4SLinus Torvalds FsaNormal, 3831da177e4SLinus Torvalds 1, 1, 3841da177e4SLinus Torvalds NULL, NULL); 3851da177e4SLinus Torvalds if (status < 0) { 3861da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3871da177e4SLinus Torvalds } else { 3881da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3891da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3901da177e4SLinus Torvalds dprintk((KERN_WARNING 3911da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3921da177e4SLinus Torvalds le32_to_cpu(reply->response), 3931da177e4SLinus Torvalds le32_to_cpu(reply->status), 3941da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 3951da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 3961da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 3971da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 3981da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 3991da177e4SLinus Torvalds status = -EINVAL; 4001da177e4SLinus Torvalds } 4011da177e4SLinus Torvalds } 402cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 403cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 404bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 405cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 4061da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 4071da177e4SLinus Torvalds if (status >= 0) { 4081208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 4091da177e4SLinus Torvalds struct aac_commit_config * dinfo; 410bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4111da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 4121da177e4SLinus Torvalds 4131da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4141da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4151da177e4SLinus Torvalds 416bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4171da177e4SLinus Torvalds fibptr, 4181da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4191da177e4SLinus Torvalds FsaNormal, 4201da177e4SLinus Torvalds 1, 1, 4211da177e4SLinus Torvalds NULL, NULL); 422cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 423cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 424cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 425bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4261208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4271da177e4SLinus Torvalds printk(KERN_WARNING 4281da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4291da177e4SLinus Torvalds } 4301da177e4SLinus Torvalds } 431cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 432cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 433bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4341da177e4SLinus Torvalds return status; 4351da177e4SLinus Torvalds } 4361da177e4SLinus Torvalds 437e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 438e3cc268fSRajashekhara, Mahesh { 439e3cc268fSRajashekhara, Mahesh char inq_data; 440e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 441e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 442e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 443e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 444e3cc268fSRajashekhara, Mahesh } 445e3cc268fSRajashekhara, Mahesh } 446e3cc268fSRajashekhara, Mahesh 4471da177e4SLinus Torvalds /** 4481da177e4SLinus Torvalds * aac_get_containers - list containers 4491da177e4SLinus Torvalds * @common: adapter to probe 4501da177e4SLinus Torvalds * 4511da177e4SLinus Torvalds * Make a list of all containers on this controller 4521da177e4SLinus Torvalds */ 4531da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4541da177e4SLinus Torvalds { 4551da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4561da177e4SLinus Torvalds u32 index; 4571da177e4SLinus Torvalds int status = 0; 4581da177e4SLinus Torvalds struct fib * fibptr; 4591da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4601da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4611da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4621da177e4SLinus Torvalds 463bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4641da177e4SLinus Torvalds return -ENOMEM; 4651da177e4SLinus Torvalds 466bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4671da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4681da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4691da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4701da177e4SLinus Torvalds 471bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4721da177e4SLinus Torvalds fibptr, 4731da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4741da177e4SLinus Torvalds FsaNormal, 4751da177e4SLinus Torvalds 1, 1, 4761da177e4SLinus Torvalds NULL, NULL); 4771da177e4SLinus Torvalds if (status >= 0) { 4781da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4791da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 480a7129a54SMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 481a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 482a7129a54SMahesh Rajashekhara maximum_num_containers = 483a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 484a7129a54SMahesh Rajashekhara } 485bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4861da177e4SLinus Torvalds } 487cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 488cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 489fe76df42SMark Haverkamp aac_fib_free(fibptr); 4901da177e4SLinus Torvalds 4911da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4921da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4933ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 4943ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 4953ffd6c5aSRaghava Aditya Renukunta 4963ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 4973ffd6c5aSRaghava Aditya Renukunta 4983ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 4993ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 5003ffd6c5aSRaghava Aditya Renukunta 5013ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 5023ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 5033ffd6c5aSRaghava Aditya Renukunta 5043ffd6c5aSRaghava Aditya Renukunta 5053ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 5061da177e4SLinus Torvalds return -ENOMEM; 5071da177e4SLinus Torvalds 5081da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 5093ffd6c5aSRaghava Aditya Renukunta } 5103ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 5113ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 5123ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 5131da177e4SLinus Torvalds 514fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5151da177e4SLinus Torvalds 5161da177e4SLinus Torvalds if (status < 0) { 5171da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5181da177e4SLinus Torvalds break; 5191da177e4SLinus Torvalds } 5201da177e4SLinus Torvalds } 5211da177e4SLinus Torvalds return status; 5221da177e4SLinus Torvalds } 5231da177e4SLinus Torvalds 5241da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5251da177e4SLinus Torvalds { 5261da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5271da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5281da177e4SLinus Torvalds 5291da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5301da177e4SLinus Torvalds 53103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 53203d44337SMark Haverkamp return; 53303d44337SMark Haverkamp 5341da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 535125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5361da177e4SLinus Torvalds 5371da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5381da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5391da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5401da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5411da177e4SLinus Torvalds char *sp = get_name_reply->data; 542b836439fSMahesh Rajashekhara sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0'; 5431da177e4SLinus Torvalds while (*sp == ' ') 5441da177e4SLinus Torvalds ++sp; 5453b2946ccSMark Haverkamp if (*sp) { 546d4345028SFUJITA Tomonori struct inquiry_data inq; 5473b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5483b2946ccSMark Haverkamp int count = sizeof(d); 5493b2946ccSMark Haverkamp char *dp = d; 5503b2946ccSMark Haverkamp do { 5511da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5521da177e4SLinus Torvalds } while (--count > 0); 553d4345028SFUJITA Tomonori 554d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 555d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 556d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5571da177e4SLinus Torvalds } 5583b2946ccSMark Haverkamp } 5593b2946ccSMark Haverkamp 5601da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5611da177e4SLinus Torvalds 562bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5638e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5641da177e4SLinus Torvalds } 5651da177e4SLinus Torvalds 5661da177e4SLinus Torvalds /** 5671da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5681da177e4SLinus Torvalds */ 5699e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5701da177e4SLinus Torvalds { 5711da177e4SLinus Torvalds int status; 5721da177e4SLinus Torvalds struct aac_get_name *dinfo; 5731da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5741da177e4SLinus Torvalds struct aac_dev * dev; 5751da177e4SLinus Torvalds 5761da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5771da177e4SLinus Torvalds 5786bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5791da177e4SLinus Torvalds 580bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5811da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5821da177e4SLinus Torvalds 5831da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5841da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5859e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 5861da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 5871da177e4SLinus Torvalds 588bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5891da177e4SLinus Torvalds cmd_fibcontext, 590fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5911da177e4SLinus Torvalds FsaNormal, 5921da177e4SLinus Torvalds 0, 1, 5931da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 5941da177e4SLinus Torvalds (void *) scsicmd); 5951da177e4SLinus Torvalds 5961da177e4SLinus Torvalds /* 5971da177e4SLinus Torvalds * Check that the command queued to the controller 5981da177e4SLinus Torvalds */ 59977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 60077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 6011da177e4SLinus Torvalds return 0; 60277d644d4SMark Haverkamp } 6031da177e4SLinus Torvalds 604bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 605bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 6061da177e4SLinus Torvalds return -1; 6071da177e4SLinus Torvalds } 6081da177e4SLinus Torvalds 609fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 610fe76df42SMark Haverkamp { 611fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 612fe76df42SMark Haverkamp 6131a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 614fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 615fe76df42SMark Haverkamp 616fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 617fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 618fe76df42SMark Haverkamp return 0; 619fe76df42SMark Haverkamp } 620fe76df42SMark Haverkamp 6211a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 622fe76df42SMark Haverkamp { 62303d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 624fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 62503d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 626999b3ffcSRaghava Aditya Renukunta int i; 62703d44337SMark Haverkamp 62803d44337SMark Haverkamp 6291a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6301a655040SSalyzyn, Mark return; 631fe76df42SMark Haverkamp 632fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6331a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 634fe76df42SMark Haverkamp if (fsa_dev_ptr) { 635fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 636fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 637fe76df42SMark Haverkamp 638fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 639fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 640fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 641b836439fSMahesh Rajashekhara if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 & 642b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 643b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 644b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 645b836439fSMahesh Rajashekhara } else { 646b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 647b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 648b836439fSMahesh Rajashekhara } 649999b3ffcSRaghava Aditya Renukunta for (i = 0; i < 16; i++) 650999b3ffcSRaghava Aditya Renukunta fsa_dev_ptr->identifier[i] = 651999b3ffcSRaghava Aditya Renukunta dresp->mnt[0].fileinfo.bdevinfo 652999b3ffcSRaghava Aditya Renukunta .identifier[i]; 653fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 654655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 655655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 656655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 657655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 658655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 659fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 660fe76df42SMark Haverkamp fsa_dev_ptr->size 661fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 662fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 663fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 664fe76df42SMark Haverkamp } 665fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 666fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 667fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 668fe76df42SMark Haverkamp } 669fe76df42SMark Haverkamp aac_fib_complete(fibptr); 670fe76df42SMark Haverkamp aac_fib_free(fibptr); 671fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 672fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6731a655040SSalyzyn, Mark (*callback)(scsicmd); 6741a655040SSalyzyn, Mark return; 675fe76df42SMark Haverkamp } 676fe76df42SMark Haverkamp 6771a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 678fe76df42SMark Haverkamp { 679fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 680fe76df42SMark Haverkamp struct aac_mount * dresp; 681fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 682fe76df42SMark Haverkamp int status; 683fe76df42SMark Haverkamp 684fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 685b836439fSMahesh Rajashekhara if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 & 686b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) 687fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 688fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 6891a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6901a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6911a655040SSalyzyn, Mark return; 6921a655040SSalyzyn, Mark } 693fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 694fe76df42SMark Haverkamp 69503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 6961a655040SSalyzyn, Mark return; 69703d44337SMark Haverkamp 698fe76df42SMark Haverkamp aac_fib_init(fibptr); 699fe76df42SMark Haverkamp 700fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 701fe76df42SMark Haverkamp 702b836439fSMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 703b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 704b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 705b836439fSMahesh Rajashekhara else 706fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 707b836439fSMahesh Rajashekhara 708fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 709fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 710fe76df42SMark Haverkamp 711fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 712fe76df42SMark Haverkamp fibptr, 713fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 714fe76df42SMark Haverkamp FsaNormal, 715fe76df42SMark Haverkamp 0, 1, 7161a655040SSalyzyn, Mark _aac_probe_container2, 717fe76df42SMark Haverkamp (void *) scsicmd); 718fe76df42SMark Haverkamp /* 719fe76df42SMark Haverkamp * Check that the command queued to the controller 720fe76df42SMark Haverkamp */ 7211a655040SSalyzyn, Mark if (status == -EINPROGRESS) 722fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 7231a655040SSalyzyn, Mark else if (status < 0) { 724fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 725fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7261a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 727fe76df42SMark Haverkamp } 728fe76df42SMark Haverkamp } 729fe76df42SMark Haverkamp 730fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 731fe76df42SMark Haverkamp { 732fe76df42SMark Haverkamp struct fib * fibptr; 733fe76df42SMark Haverkamp int status = -ENOMEM; 734fe76df42SMark Haverkamp 735fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 736fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 737fe76df42SMark Haverkamp 738fe76df42SMark Haverkamp aac_fib_init(fibptr); 739fe76df42SMark Haverkamp 740fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 741fe76df42SMark Haverkamp 742b836439fSMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 743b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 744b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 745b836439fSMahesh Rajashekhara else 746fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 747b836439fSMahesh Rajashekhara 748fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 749fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 750fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 751fe76df42SMark Haverkamp 752fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 753fe76df42SMark Haverkamp fibptr, 754fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 755fe76df42SMark Haverkamp FsaNormal, 756fe76df42SMark Haverkamp 0, 1, 7571a655040SSalyzyn, Mark _aac_probe_container1, 758fe76df42SMark Haverkamp (void *) scsicmd); 759fe76df42SMark Haverkamp /* 760fe76df42SMark Haverkamp * Check that the command queued to the controller 761fe76df42SMark Haverkamp */ 762fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 763fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 764fe76df42SMark Haverkamp return 0; 765fe76df42SMark Haverkamp } 766fe76df42SMark Haverkamp if (status < 0) { 767fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 768fe76df42SMark Haverkamp aac_fib_complete(fibptr); 769fe76df42SMark Haverkamp aac_fib_free(fibptr); 770fe76df42SMark Haverkamp } 771fe76df42SMark Haverkamp } 772fe76df42SMark Haverkamp if (status < 0) { 773fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 774fe76df42SMark Haverkamp if (fsa_dev_ptr) { 775fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 776fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 777fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 778fe76df42SMark Haverkamp return (*callback)(scsicmd); 779fe76df42SMark Haverkamp } 780fe76df42SMark Haverkamp } 781fe76df42SMark Haverkamp } 782fe76df42SMark Haverkamp return status; 783fe76df42SMark Haverkamp } 784fe76df42SMark Haverkamp 7851da177e4SLinus Torvalds /** 786bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 7871da177e4SLinus Torvalds * @dev: device to query 7881da177e4SLinus Torvalds * @cid: container identifier 7891da177e4SLinus Torvalds * 7901da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7911da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7921da177e4SLinus Torvalds */ 793fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 794fe76df42SMark Haverkamp { 795fe76df42SMark Haverkamp scsicmd->device = NULL; 796fe76df42SMark Haverkamp return 0; 797fe76df42SMark Haverkamp } 7981da177e4SLinus Torvalds 799bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 8001da177e4SLinus Torvalds { 801fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 802fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 8031da177e4SLinus Torvalds int status; 8041da177e4SLinus Torvalds 805fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 806fe76df42SMark Haverkamp kfree(scsicmd); 807fe76df42SMark Haverkamp kfree(scsidev); 80890ee3466SMark Haverkamp return -ENOMEM; 8091da177e4SLinus Torvalds } 810fe76df42SMark Haverkamp scsicmd->list.next = NULL; 8111a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 8121da177e4SLinus Torvalds 813fe76df42SMark Haverkamp scsicmd->device = scsidev; 814fe76df42SMark Haverkamp scsidev->sdev_state = 0; 815fe76df42SMark Haverkamp scsidev->id = cid; 816fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 8171da177e4SLinus Torvalds 818fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 819fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 820fe76df42SMark Haverkamp schedule(); 821802ae2f0SSalyzyn, Mark kfree(scsidev); 822fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 823fe76df42SMark Haverkamp kfree(scsicmd); 8241da177e4SLinus Torvalds return status; 8251da177e4SLinus Torvalds } 8261da177e4SLinus Torvalds 8271da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8281da177e4SLinus Torvalds struct scsi_inq { 8291da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8301da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8311da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8321da177e4SLinus Torvalds }; 8331da177e4SLinus Torvalds 8341da177e4SLinus Torvalds /** 8351da177e4SLinus Torvalds * InqStrCopy - string merge 8361da177e4SLinus Torvalds * @a: string to copy from 8371da177e4SLinus Torvalds * @b: string to copy to 8381da177e4SLinus Torvalds * 8391da177e4SLinus Torvalds * Copy a String from one location to another 8401da177e4SLinus Torvalds * without copying \0 8411da177e4SLinus Torvalds */ 8421da177e4SLinus Torvalds 8431da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8441da177e4SLinus Torvalds { 8451da177e4SLinus Torvalds 8461da177e4SLinus Torvalds while (*a != (char)0) 8471da177e4SLinus Torvalds *b++ = *a++; 8481da177e4SLinus Torvalds } 8491da177e4SLinus Torvalds 8501da177e4SLinus Torvalds static char *container_types[] = { 8511da177e4SLinus Torvalds "None", 8521da177e4SLinus Torvalds "Volume", 8531da177e4SLinus Torvalds "Mirror", 8541da177e4SLinus Torvalds "Stripe", 8551da177e4SLinus Torvalds "RAID5", 8561da177e4SLinus Torvalds "SSRW", 8571da177e4SLinus Torvalds "SSRO", 8581da177e4SLinus Torvalds "Morph", 8591da177e4SLinus Torvalds "Legacy", 8601da177e4SLinus Torvalds "RAID4", 8611da177e4SLinus Torvalds "RAID10", 8621da177e4SLinus Torvalds "RAID00", 8631da177e4SLinus Torvalds "V-MIRRORS", 8641da177e4SLinus Torvalds "PSEUDO R4", 8651da177e4SLinus Torvalds "RAID50", 86684971738SMark Haverkamp "RAID5D", 86784971738SMark Haverkamp "RAID5D0", 86884971738SMark Haverkamp "RAID1E", 86984971738SMark Haverkamp "RAID6", 87084971738SMark Haverkamp "RAID60", 8711da177e4SLinus Torvalds "Unknown" 8721da177e4SLinus Torvalds }; 8731da177e4SLinus Torvalds 87417eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 87517eaaceeSSalyzyn, Mark { 87617eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 87717eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 87817eaaceeSSalyzyn, Mark return container_types[tindex]; 87917eaaceeSSalyzyn, Mark } 8801da177e4SLinus Torvalds 8811da177e4SLinus Torvalds /* Function: setinqstr 8821da177e4SLinus Torvalds * 8831da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8841da177e4SLinus Torvalds * 8851da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 88625985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 88725985edcSLucas De Marchi * files instead of in OS dependent driver source. 8881da177e4SLinus Torvalds */ 8891da177e4SLinus Torvalds 890794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 8911da177e4SLinus Torvalds { 8921da177e4SLinus Torvalds struct scsi_inq *str; 8931da177e4SLinus Torvalds 8941da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 895794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 896794d0601SMark Haverkamp 897794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 898794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 8993bc8070fSSalyzyn, Mark int c; 9003bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 9013bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 9023bc8070fSSalyzyn, Mark else { 9033bc8070fSSalyzyn, Mark c = sizeof(str->vid); 904794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 905794d0601SMark Haverkamp ++cp; 906794d0601SMark Haverkamp c = *cp; 907794d0601SMark Haverkamp *cp = '\0'; 908794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 909794d0601SMark Haverkamp str->vid); 910794d0601SMark Haverkamp *cp = c; 911794d0601SMark Haverkamp while (*cp && *cp != ' ') 912794d0601SMark Haverkamp ++cp; 9133bc8070fSSalyzyn, Mark } 914794d0601SMark Haverkamp while (*cp == ' ') 915794d0601SMark Haverkamp ++cp; 916794d0601SMark Haverkamp /* last six chars reserved for vol type */ 917794d0601SMark Haverkamp c = 0; 918794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 919794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 920794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 921794d0601SMark Haverkamp } 922794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 923794d0601SMark Haverkamp if (c) 924794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 925794d0601SMark Haverkamp } else { 926794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9271da177e4SLinus Torvalds 9281da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 929794d0601SMark Haverkamp /* last six chars reserved for vol type */ 930794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 931794d0601SMark Haverkamp } 9321da177e4SLinus Torvalds 9336391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9341da177e4SLinus Torvalds char *findit = str->pid; 9351da177e4SLinus Torvalds 9361da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9371da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9381da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9391da177e4SLinus Torvalds *(findit -= 4) = ' '; 940794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 941794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9421da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9431da177e4SLinus Torvalds } 9441da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9451da177e4SLinus Torvalds } 9461da177e4SLinus Torvalds 947999b3ffcSRaghava Aditya Renukunta static void build_vpd83_type3(struct tvpd_page83 *vpdpage83data, 948999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev, struct scsi_cmnd *scsicmd) 949999b3ffcSRaghava Aditya Renukunta { 950999b3ffcSRaghava Aditya Renukunta int container; 951999b3ffcSRaghava Aditya Renukunta 952999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.codeset = 1; 953999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifiertype = 3; 954999b3ffcSRaghava Aditya Renukunta vpdpage83data->type3.identifierlength = sizeof(vpdpage83data->type3) 955999b3ffcSRaghava Aditya Renukunta - 4; 956999b3ffcSRaghava Aditya Renukunta 957999b3ffcSRaghava Aditya Renukunta for (container = 0; container < dev->maximum_num_containers; 958999b3ffcSRaghava Aditya Renukunta container++) { 959999b3ffcSRaghava Aditya Renukunta 960999b3ffcSRaghava Aditya Renukunta if (scmd_id(scsicmd) == container) { 961999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data->type3.Identifier, 962999b3ffcSRaghava Aditya Renukunta dev->fsa_dev[container].identifier, 963999b3ffcSRaghava Aditya Renukunta 16); 964999b3ffcSRaghava Aditya Renukunta break; 965999b3ffcSRaghava Aditya Renukunta } 966999b3ffcSRaghava Aditya Renukunta } 967999b3ffcSRaghava Aditya Renukunta } 968999b3ffcSRaghava Aditya Renukunta 96988e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 97088e2f98eSSalyzyn, Mark { 97188e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 97288e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 97388e2f98eSSalyzyn, Mark 97488e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 97588e2f98eSSalyzyn, Mark 97688e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 97788e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 97888e2f98eSSalyzyn, Mark return; 97988e2f98eSSalyzyn, Mark 98088e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 98188e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 98288e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9835d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9845d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9855d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 986999b3ffcSRaghava Aditya Renukunta struct aac_dev *dev; 9875d910649SMahesh Rajashekhara int i; 988999b3ffcSRaghava Aditya Renukunta struct tvpd_page83 vpdpage83data; 9895d910649SMahesh Rajashekhara 990999b3ffcSRaghava Aditya Renukunta dev = (struct aac_dev *)scsicmd->device->host->hostdata; 991999b3ffcSRaghava Aditya Renukunta 992999b3ffcSRaghava Aditya Renukunta memset(((u8 *)&vpdpage83data), 0, 993999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 9945d910649SMahesh Rajashekhara 9955d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 996999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceType = 0; 9975d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 998999b3ffcSRaghava Aditya Renukunta vpdpage83data.DeviceTypeQualifier = 0; 9995d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 1000999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageCode = 0x83; 1001999b3ffcSRaghava Aditya Renukunta vpdpage83data.reserved = 0; 1002999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength = 1003999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) + 1004999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2); 1005999b3ffcSRaghava Aditya Renukunta 1006999b3ffcSRaghava Aditya Renukunta /* VPD 83 Type 3 is not supported for ARC */ 1007999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) 1008999b3ffcSRaghava Aditya Renukunta vpdpage83data.PageLength += 1009999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type3); 10105d910649SMahesh Rajashekhara 10115d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 1012999b3ffcSRaghava Aditya Renukunta /* VpdcodesetAscii */ 1013999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.codeset = 2; 10145d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 1015999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifiertype = 1; 1016999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.identifierlength = 1017999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1) - 4; 10185d910649SMahesh Rajashekhara 10195d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 1020999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.venid, 10215d910649SMahesh Rajashekhara "ADAPTEC ", 1022999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type1.venid)); 1023999b3ffcSRaghava Aditya Renukunta memcpy(vpdpage83data.type1.productid, 10245d910649SMahesh Rajashekhara "ARRAY ", 10255d910649SMahesh Rajashekhara sizeof( 1026999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.productid)); 10275d910649SMahesh Rajashekhara 10285d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 10295d910649SMahesh Rajashekhara * The LSB is the the end. 10305d910649SMahesh Rajashekhara */ 10315d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 10325d910649SMahesh Rajashekhara u8 temp = 10335d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 10345d910649SMahesh Rajashekhara if (temp > 0x9) { 1035999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10365d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 10375d910649SMahesh Rajashekhara } else { 1038999b3ffcSRaghava Aditya Renukunta vpdpage83data.type1.serialnumber[i] = 10395d910649SMahesh Rajashekhara '0' + temp; 10405d910649SMahesh Rajashekhara } 10415d910649SMahesh Rajashekhara } 10425d910649SMahesh Rajashekhara 10435d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 1044999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.codeset = 1; 1045999b3ffcSRaghava Aditya Renukunta /* VpdidentifiertypeEUI64 */ 1046999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifiertype = 2; 1047999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.identifierlength = 1048999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data.type2) - 4; 10495d910649SMahesh Rajashekhara 1050999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[0] = 0xD0; 1051999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[1] = 0; 1052999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.venid[2] = 0; 10535d910649SMahesh Rajashekhara 1054999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.Serial = 10555d910649SMahesh Rajashekhara get_serial_reply->uid; 1056999b3ffcSRaghava Aditya Renukunta vpdpage83data.type2.eu64id.reserved = 0; 1057999b3ffcSRaghava Aditya Renukunta 1058999b3ffcSRaghava Aditya Renukunta /* 1059999b3ffcSRaghava Aditya Renukunta * VpdIdentifierTypeFCPHName 1060999b3ffcSRaghava Aditya Renukunta * VPD 0x83 Type 3 not supported for ARC 1061999b3ffcSRaghava Aditya Renukunta */ 1062999b3ffcSRaghava Aditya Renukunta if (dev->sa_firmware) { 1063999b3ffcSRaghava Aditya Renukunta build_vpd83_type3(&vpdpage83data, 1064999b3ffcSRaghava Aditya Renukunta dev, scsicmd); 1065999b3ffcSRaghava Aditya Renukunta } 10665d910649SMahesh Rajashekhara 10675d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 1068999b3ffcSRaghava Aditya Renukunta scsi_sg_copy_from_buffer(scsicmd, &vpdpage83data, 1069999b3ffcSRaghava Aditya Renukunta sizeof(vpdpage83data)); 10705d910649SMahesh Rajashekhara } else { 10715d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 107288e2f98eSSalyzyn, Mark char sp[13]; 107388e2f98eSSalyzyn, Mark /* EVPD bit set */ 107488e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 107588e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 107688e2f98eSSalyzyn, Mark sp[2] = 0; 107788e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 107888e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10795d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10805d910649SMahesh Rajashekhara sizeof(sp)); 10815d910649SMahesh Rajashekhara } 108288e2f98eSSalyzyn, Mark } 108388e2f98eSSalyzyn, Mark 108488e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 108588e2f98eSSalyzyn, Mark 108688e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 108788e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 108888e2f98eSSalyzyn, Mark } 108988e2f98eSSalyzyn, Mark 109088e2f98eSSalyzyn, Mark /** 109188e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 109288e2f98eSSalyzyn, Mark */ 109388e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 109488e2f98eSSalyzyn, Mark { 109588e2f98eSSalyzyn, Mark int status; 109688e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 109788e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 109888e2f98eSSalyzyn, Mark struct aac_dev * dev; 109988e2f98eSSalyzyn, Mark 110088e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 110188e2f98eSSalyzyn, Mark 11026bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 110388e2f98eSSalyzyn, Mark 110488e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 110588e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 110688e2f98eSSalyzyn, Mark 110788e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 110888e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 110988e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 111088e2f98eSSalyzyn, Mark 111188e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 111288e2f98eSSalyzyn, Mark cmd_fibcontext, 1113fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 111488e2f98eSSalyzyn, Mark FsaNormal, 111588e2f98eSSalyzyn, Mark 0, 1, 111688e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 111788e2f98eSSalyzyn, Mark (void *) scsicmd); 111888e2f98eSSalyzyn, Mark 111988e2f98eSSalyzyn, Mark /* 112088e2f98eSSalyzyn, Mark * Check that the command queued to the controller 112188e2f98eSSalyzyn, Mark */ 112288e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 112388e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 112488e2f98eSSalyzyn, Mark return 0; 112588e2f98eSSalyzyn, Mark } 112688e2f98eSSalyzyn, Mark 112788e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 112888e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 112988e2f98eSSalyzyn, Mark return -1; 113088e2f98eSSalyzyn, Mark } 113188e2f98eSSalyzyn, Mark 113288e2f98eSSalyzyn, Mark /* Function: setinqserial 113388e2f98eSSalyzyn, Mark * 113488e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 113588e2f98eSSalyzyn, Mark * 113688e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 113788e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 113888e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 113988e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 114088e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 114188e2f98eSSalyzyn, Mark */ 114288e2f98eSSalyzyn, Mark 114388e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 114488e2f98eSSalyzyn, Mark { 114588e2f98eSSalyzyn, Mark /* 114688e2f98eSSalyzyn, Mark * This breaks array migration. 114788e2f98eSSalyzyn, Mark */ 114888e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 114988e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 115088e2f98eSSalyzyn, Mark } 115188e2f98eSSalyzyn, Mark 11528e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 11538e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 11541da177e4SLinus Torvalds { 11558e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 11568e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 11578e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11581da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11591da177e4SLinus Torvalds 11601da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11611da177e4SLinus Torvalds 11621da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11631da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11648e31e607SSalyzyn, Mark 11651da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11668e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11671da177e4SLinus Torvalds 11688e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11691da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11701da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11718e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11721da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11731da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11741da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11758e31e607SSalyzyn, Mark } else 11768e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11771da177e4SLinus Torvalds } 11781da177e4SLinus Torvalds 1179e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1180e8f32de5SMark Haverkamp { 1181e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1182e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1183e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1184e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1185e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 11868e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 11878e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 11888e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1189e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 11903ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 11913ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1192e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1193e8f32de5SMark Haverkamp return 1; 1194e8f32de5SMark Haverkamp } 1195e8f32de5SMark Haverkamp return 0; 1196e8f32de5SMark Haverkamp } 1197e8f32de5SMark Haverkamp 1198e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1199e8f32de5SMark Haverkamp { 1200e8f32de5SMark Haverkamp return 0; 1201e8f32de5SMark Haverkamp } 1202e8f32de5SMark Haverkamp 1203e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1204e8f32de5SMark Haverkamp 1205e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1206e8f32de5SMark Haverkamp { 120785d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 120885d22bbfSMahesh Rajashekhara u16 fibsize, command; 12090b433447SMahesh Rajashekhara long ret; 121085d22bbfSMahesh Rajashekhara 1211e8f32de5SMark Haverkamp aac_fib_init(fib); 1212d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1213d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1214d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 121585d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 121685d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 121785d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 121885d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 121985d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1220b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1221b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 122285d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 122385d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 12240b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 12250b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12260b433447SMahesh Rajashekhara if (ret < 0) 12270b433447SMahesh Rajashekhara return ret; 122885d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 122985d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 123085d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 123185d22bbfSMahesh Rajashekhara } else { 123285d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1233e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1234e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1235e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1236b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1237b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1238e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 123985d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1240e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1241e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 12420b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 12430b433447SMahesh Rajashekhara if (ret < 0) 12440b433447SMahesh Rajashekhara return ret; 124585d22bbfSMahesh Rajashekhara command = ContainerRawIo; 124685d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 124785d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 124885d22bbfSMahesh Rajashekhara } 124985d22bbfSMahesh Rajashekhara 1250e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1251e8f32de5SMark Haverkamp /* 1252e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1253e8f32de5SMark Haverkamp */ 125485d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1255e8f32de5SMark Haverkamp fib, 1256e8f32de5SMark Haverkamp fibsize, 1257e8f32de5SMark Haverkamp FsaNormal, 1258e8f32de5SMark Haverkamp 0, 1, 1259e8f32de5SMark Haverkamp (fib_callback) io_callback, 1260e8f32de5SMark Haverkamp (void *) cmd); 1261e8f32de5SMark Haverkamp } 1262e8f32de5SMark Haverkamp 1263e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1264e8f32de5SMark Haverkamp { 1265e8f32de5SMark Haverkamp u16 fibsize; 1266e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12670b433447SMahesh Rajashekhara long ret; 12680b433447SMahesh Rajashekhara 1269e8f32de5SMark Haverkamp aac_fib_init(fib); 1270e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1271e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1272e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1273e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1274e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1275e8f32de5SMark Haverkamp readcmd->pad = 0; 1276e8f32de5SMark Haverkamp readcmd->flags = 0; 1277e8f32de5SMark Haverkamp 12780b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12790b433447SMahesh Rajashekhara if (ret < 0) 12800b433447SMahesh Rajashekhara return ret; 1281e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1282e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1283e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1284e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1285e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1286e8f32de5SMark Haverkamp /* 1287e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1288e8f32de5SMark Haverkamp */ 1289e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1290e8f32de5SMark Haverkamp fib, 1291e8f32de5SMark Haverkamp fibsize, 1292e8f32de5SMark Haverkamp FsaNormal, 1293e8f32de5SMark Haverkamp 0, 1, 1294e8f32de5SMark Haverkamp (fib_callback) io_callback, 1295e8f32de5SMark Haverkamp (void *) cmd); 1296e8f32de5SMark Haverkamp } 1297e8f32de5SMark Haverkamp 1298e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1299e8f32de5SMark Haverkamp { 1300e8f32de5SMark Haverkamp u16 fibsize; 1301e8f32de5SMark Haverkamp struct aac_read *readcmd; 1302b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13030b433447SMahesh Rajashekhara long ret; 13040b433447SMahesh Rajashekhara 1305e8f32de5SMark Haverkamp aac_fib_init(fib); 1306e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1307e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1308f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1309e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1310b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1311b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1312e8f32de5SMark Haverkamp 13130b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 13140b433447SMahesh Rajashekhara if (ret < 0) 13150b433447SMahesh Rajashekhara return ret; 1316e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1317e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1318e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1319e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1320e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1321e8f32de5SMark Haverkamp /* 1322e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1323e8f32de5SMark Haverkamp */ 1324e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1325e8f32de5SMark Haverkamp fib, 1326e8f32de5SMark Haverkamp fibsize, 1327e8f32de5SMark Haverkamp FsaNormal, 1328e8f32de5SMark Haverkamp 0, 1, 1329e8f32de5SMark Haverkamp (fib_callback) io_callback, 1330e8f32de5SMark Haverkamp (void *) cmd); 1331e8f32de5SMark Haverkamp } 1332e8f32de5SMark Haverkamp 13339d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1334e8f32de5SMark Haverkamp { 133585d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 133685d22bbfSMahesh Rajashekhara u16 fibsize, command; 13370b433447SMahesh Rajashekhara long ret; 133885d22bbfSMahesh Rajashekhara 1339e8f32de5SMark Haverkamp aac_fib_init(fib); 1340d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1341d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1342d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 134385d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 134485d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 134585d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 134685d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 134785d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1348b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1349b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 135085d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 135185d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 135285d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 135385d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 135485d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 13550b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 13560b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 13570b433447SMahesh Rajashekhara if (ret < 0) 13580b433447SMahesh Rajashekhara return ret; 135985d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 136085d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 136185d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 136285d22bbfSMahesh Rajashekhara } else { 136385d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1364e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1365e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1366e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1367b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1368b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1369e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 137095e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 137195e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 137285d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 137385d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1374e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1375e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13760b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13770b433447SMahesh Rajashekhara if (ret < 0) 13780b433447SMahesh Rajashekhara return ret; 137985d22bbfSMahesh Rajashekhara command = ContainerRawIo; 138085d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 138185d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 138285d22bbfSMahesh Rajashekhara } 138385d22bbfSMahesh Rajashekhara 1384e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1385e8f32de5SMark Haverkamp /* 1386e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1387e8f32de5SMark Haverkamp */ 138885d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1389e8f32de5SMark Haverkamp fib, 1390e8f32de5SMark Haverkamp fibsize, 1391e8f32de5SMark Haverkamp FsaNormal, 1392e8f32de5SMark Haverkamp 0, 1, 1393e8f32de5SMark Haverkamp (fib_callback) io_callback, 1394e8f32de5SMark Haverkamp (void *) cmd); 1395e8f32de5SMark Haverkamp } 1396e8f32de5SMark Haverkamp 13979d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1398e8f32de5SMark Haverkamp { 1399e8f32de5SMark Haverkamp u16 fibsize; 1400e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 14010b433447SMahesh Rajashekhara long ret; 14020b433447SMahesh Rajashekhara 1403e8f32de5SMark Haverkamp aac_fib_init(fib); 1404e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1405e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1406e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1407e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1408e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1409e8f32de5SMark Haverkamp writecmd->pad = 0; 1410e8f32de5SMark Haverkamp writecmd->flags = 0; 1411e8f32de5SMark Haverkamp 14120b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 14130b433447SMahesh Rajashekhara if (ret < 0) 14140b433447SMahesh Rajashekhara return ret; 1415e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1416e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1417e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1418e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1419e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1420e8f32de5SMark Haverkamp /* 1421e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1422e8f32de5SMark Haverkamp */ 1423e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1424e8f32de5SMark Haverkamp fib, 1425e8f32de5SMark Haverkamp fibsize, 1426e8f32de5SMark Haverkamp FsaNormal, 1427e8f32de5SMark Haverkamp 0, 1, 1428e8f32de5SMark Haverkamp (fib_callback) io_callback, 1429e8f32de5SMark Haverkamp (void *) cmd); 1430e8f32de5SMark Haverkamp } 1431e8f32de5SMark Haverkamp 14329d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1433e8f32de5SMark Haverkamp { 1434e8f32de5SMark Haverkamp u16 fibsize; 1435e8f32de5SMark Haverkamp struct aac_write *writecmd; 1436b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 14370b433447SMahesh Rajashekhara long ret; 14380b433447SMahesh Rajashekhara 1439e8f32de5SMark Haverkamp aac_fib_init(fib); 1440e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1441e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1442f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1443e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1444b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1445b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1446e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1447e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1448e8f32de5SMark Haverkamp 14490b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 14500b433447SMahesh Rajashekhara if (ret < 0) 14510b433447SMahesh Rajashekhara return ret; 1452e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1453e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1454e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1455e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1456e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1457e8f32de5SMark Haverkamp /* 1458e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1459e8f32de5SMark Haverkamp */ 1460e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1461e8f32de5SMark Haverkamp fib, 1462e8f32de5SMark Haverkamp fibsize, 1463e8f32de5SMark Haverkamp FsaNormal, 1464e8f32de5SMark Haverkamp 0, 1, 1465e8f32de5SMark Haverkamp (fib_callback) io_callback, 1466e8f32de5SMark Haverkamp (void *) cmd); 1467e8f32de5SMark Haverkamp } 1468e8f32de5SMark Haverkamp 1469e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1470e8f32de5SMark Haverkamp { 1471e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1472e8f32de5SMark Haverkamp u32 flag; 1473e8f32de5SMark Haverkamp u32 timeout; 1474e8f32de5SMark Haverkamp 1475e8f32de5SMark Haverkamp aac_fib_init(fib); 1476e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1477e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1478e8f32de5SMark Haverkamp flag = SRB_DataOut; 1479e8f32de5SMark Haverkamp break; 1480e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1481e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1482e8f32de5SMark Haverkamp break; 1483e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1484e8f32de5SMark Haverkamp flag = SRB_DataIn; 1485e8f32de5SMark Haverkamp break; 1486e8f32de5SMark Haverkamp case DMA_NONE: 1487e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1488e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1489e8f32de5SMark Haverkamp break; 1490e8f32de5SMark Haverkamp } 1491e8f32de5SMark Haverkamp 1492e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1493e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1494e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1495e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1496e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1497e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1498242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1499e8f32de5SMark Haverkamp if (timeout == 0) 1500e8f32de5SMark Haverkamp timeout = 1; 1501e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1502e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1503e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1504e8f32de5SMark Haverkamp return srbcmd; 1505e8f32de5SMark Haverkamp } 1506e8f32de5SMark Haverkamp 1507ab5d129fSRaghava Aditya Renukunta static struct aac_hba_cmd_req *aac_construct_hbacmd(struct fib *fib, 1508ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *cmd) 1509ab5d129fSRaghava Aditya Renukunta { 1510ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd; 1511ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1512ab5d129fSRaghava Aditya Renukunta int bus, target; 1513ab5d129fSRaghava Aditya Renukunta u64 address; 1514ab5d129fSRaghava Aditya Renukunta 1515ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1516ab5d129fSRaghava Aditya Renukunta 1517ab5d129fSRaghava Aditya Renukunta hbacmd = (struct aac_hba_cmd_req *)fib->hw_fib_va; 1518ab5d129fSRaghava Aditya Renukunta memset(hbacmd, 0, 96); /* sizeof(*hbacmd) is not necessary */ 1519ab5d129fSRaghava Aditya Renukunta /* iu_type is a parameter of aac_hba_send */ 1520ab5d129fSRaghava Aditya Renukunta switch (cmd->sc_data_direction) { 1521ab5d129fSRaghava Aditya Renukunta case DMA_TO_DEVICE: 1522ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 2; 1523ab5d129fSRaghava Aditya Renukunta break; 1524ab5d129fSRaghava Aditya Renukunta case DMA_FROM_DEVICE: 1525ab5d129fSRaghava Aditya Renukunta case DMA_BIDIRECTIONAL: 1526ab5d129fSRaghava Aditya Renukunta hbacmd->byte1 = 1; 1527ab5d129fSRaghava Aditya Renukunta break; 1528ab5d129fSRaghava Aditya Renukunta case DMA_NONE: 1529ab5d129fSRaghava Aditya Renukunta default: 1530ab5d129fSRaghava Aditya Renukunta break; 1531ab5d129fSRaghava Aditya Renukunta } 1532ab5d129fSRaghava Aditya Renukunta hbacmd->lun[1] = cpu_to_le32(cmd->device->lun); 1533ab5d129fSRaghava Aditya Renukunta 1534ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(cmd)); 1535ab5d129fSRaghava Aditya Renukunta target = scmd_id(cmd); 1536ab5d129fSRaghava Aditya Renukunta hbacmd->it_nexus = dev->hba_map[bus][target].rmw_nexus; 1537ab5d129fSRaghava Aditya Renukunta 1538ab5d129fSRaghava Aditya Renukunta /* we fill in reply_qid later in aac_src_deliver_message */ 1539ab5d129fSRaghava Aditya Renukunta /* we fill in iu_type, request_id later in aac_hba_send */ 1540ab5d129fSRaghava Aditya Renukunta /* we fill in emb_data_desc_count later in aac_build_sghba */ 1541ab5d129fSRaghava Aditya Renukunta 1542ab5d129fSRaghava Aditya Renukunta memcpy(hbacmd->cdb, cmd->cmnd, cmd->cmd_len); 1543ab5d129fSRaghava Aditya Renukunta hbacmd->data_length = cpu_to_le32(scsi_bufflen(cmd)); 1544ab5d129fSRaghava Aditya Renukunta 1545ab5d129fSRaghava Aditya Renukunta address = (u64)fib->hw_error_pa; 1546ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_hi = cpu_to_le32((u32)(address >> 32)); 1547ab5d129fSRaghava Aditya Renukunta hbacmd->error_ptr_lo = cpu_to_le32((u32)(address & 0xffffffff)); 1548ab5d129fSRaghava Aditya Renukunta hbacmd->error_length = cpu_to_le32(FW_ERROR_BUFFER_SIZE); 1549ab5d129fSRaghava Aditya Renukunta 1550ab5d129fSRaghava Aditya Renukunta return hbacmd; 1551ab5d129fSRaghava Aditya Renukunta } 1552ab5d129fSRaghava Aditya Renukunta 1553e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1554e8f32de5SMark Haverkamp 1555e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1556e8f32de5SMark Haverkamp { 1557e8f32de5SMark Haverkamp u16 fibsize; 1558e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15590b433447SMahesh Rajashekhara long ret; 1560e8f32de5SMark Haverkamp 15610b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 15620b433447SMahesh Rajashekhara if (ret < 0) 15630b433447SMahesh Rajashekhara return ret; 1564727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1565e8f32de5SMark Haverkamp 1566e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1567e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1568e8f32de5SMark Haverkamp /* 1569e8f32de5SMark Haverkamp * Build Scatter/Gather list 1570e8f32de5SMark Haverkamp */ 1571e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1572e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1573e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1574e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1575e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1576e8f32de5SMark Haverkamp 1577e8f32de5SMark Haverkamp /* 1578e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1579e8f32de5SMark Haverkamp */ 1580e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1581e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1582e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1583e8f32de5SMark Haverkamp (void *) cmd); 1584e8f32de5SMark Haverkamp } 1585e8f32de5SMark Haverkamp 1586e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1587e8f32de5SMark Haverkamp { 1588e8f32de5SMark Haverkamp u16 fibsize; 1589e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 15900b433447SMahesh Rajashekhara long ret; 1591e8f32de5SMark Haverkamp 15920b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 15930b433447SMahesh Rajashekhara if (ret < 0) 15940b433447SMahesh Rajashekhara return ret; 1595727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1596e8f32de5SMark Haverkamp 1597e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1598e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1599e8f32de5SMark Haverkamp /* 1600e8f32de5SMark Haverkamp * Build Scatter/Gather list 1601e8f32de5SMark Haverkamp */ 1602e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1603e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1604e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1605e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1606e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1607e8f32de5SMark Haverkamp 1608e8f32de5SMark Haverkamp /* 1609e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1610e8f32de5SMark Haverkamp */ 1611e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1612e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1613e8f32de5SMark Haverkamp } 1614e8f32de5SMark Haverkamp 161594cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 161694cf6ba1SSalyzyn, Mark { 1617d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 161894cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 161994cf6ba1SSalyzyn, Mark return FAILED; 162094cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 162194cf6ba1SSalyzyn, Mark } 162294cf6ba1SSalyzyn, Mark 1623ab5d129fSRaghava Aditya Renukunta static int aac_adapter_hba(struct fib *fib, struct scsi_cmnd *cmd) 1624ab5d129fSRaghava Aditya Renukunta { 1625ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd = aac_construct_hbacmd(fib, cmd); 1626ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 1627ab5d129fSRaghava Aditya Renukunta long ret; 1628ab5d129fSRaghava Aditya Renukunta 1629ab5d129fSRaghava Aditya Renukunta dev = (struct aac_dev *)cmd->device->host->hostdata; 1630ab5d129fSRaghava Aditya Renukunta 1631ab5d129fSRaghava Aditya Renukunta ret = aac_build_sghba(cmd, hbacmd, 1632ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize, (u64)fib->hw_sgl_pa); 1633ab5d129fSRaghava Aditya Renukunta if (ret < 0) 1634ab5d129fSRaghava Aditya Renukunta return ret; 1635ab5d129fSRaghava Aditya Renukunta 1636ab5d129fSRaghava Aditya Renukunta /* 1637ab5d129fSRaghava Aditya Renukunta * Now send the HBA command to the adapter 1638ab5d129fSRaghava Aditya Renukunta */ 1639ab5d129fSRaghava Aditya Renukunta fib->hbacmd_size = 64 + le32_to_cpu(hbacmd->emb_data_desc_count) * 1640ab5d129fSRaghava Aditya Renukunta sizeof(struct aac_hba_sgl); 1641ab5d129fSRaghava Aditya Renukunta 1642ab5d129fSRaghava Aditya Renukunta return aac_hba_send(HBA_IU_TYPE_SCSI_CMD_REQ, fib, 1643ab5d129fSRaghava Aditya Renukunta (fib_callback) aac_hba_callback, 1644ab5d129fSRaghava Aditya Renukunta (void *) cmd); 1645ab5d129fSRaghava Aditya Renukunta } 1646ab5d129fSRaghava Aditya Renukunta 164771a91ca4SRaghava Aditya Renukunta int aac_issue_bmic_identify(struct aac_dev *dev, u32 bus, u32 target) 164871a91ca4SRaghava Aditya Renukunta { 164971a91ca4SRaghava Aditya Renukunta struct fib *fibptr; 165071a91ca4SRaghava Aditya Renukunta struct aac_srb *srbcmd; 165171a91ca4SRaghava Aditya Renukunta struct sgmap64 *sg64; 165271a91ca4SRaghava Aditya Renukunta struct aac_ciss_identify_pd *identify_resp; 165371a91ca4SRaghava Aditya Renukunta dma_addr_t addr; 165471a91ca4SRaghava Aditya Renukunta u32 vbus, vid; 165571a91ca4SRaghava Aditya Renukunta u16 fibsize, datasize; 165671a91ca4SRaghava Aditya Renukunta int rcode = -ENOMEM; 165771a91ca4SRaghava Aditya Renukunta 1658ab5d129fSRaghava Aditya Renukunta 165971a91ca4SRaghava Aditya Renukunta fibptr = aac_fib_alloc(dev); 166071a91ca4SRaghava Aditya Renukunta if (!fibptr) 166171a91ca4SRaghava Aditya Renukunta goto out; 166271a91ca4SRaghava Aditya Renukunta 166371a91ca4SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - 166471a91ca4SRaghava Aditya Renukunta sizeof(struct sgentry) + sizeof(struct sgentry64); 166571a91ca4SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_identify_pd); 166671a91ca4SRaghava Aditya Renukunta 166771a91ca4SRaghava Aditya Renukunta identify_resp = pci_alloc_consistent(dev->pdev, datasize, &addr); 166871a91ca4SRaghava Aditya Renukunta 166971a91ca4SRaghava Aditya Renukunta if (!identify_resp) 167071a91ca4SRaghava Aditya Renukunta goto fib_free_ptr; 167171a91ca4SRaghava Aditya Renukunta 167271a91ca4SRaghava Aditya Renukunta vbus = (u32)le16_to_cpu(dev->supplement_adapter_info.VirtDeviceBus); 167371a91ca4SRaghava Aditya Renukunta vid = (u32)le16_to_cpu(dev->supplement_adapter_info.VirtDeviceTarget); 167471a91ca4SRaghava Aditya Renukunta 167571a91ca4SRaghava Aditya Renukunta aac_fib_init(fibptr); 167671a91ca4SRaghava Aditya Renukunta 167771a91ca4SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 167871a91ca4SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 167971a91ca4SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 168071a91ca4SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 168171a91ca4SRaghava Aditya Renukunta srbcmd->lun = 0; 168271a91ca4SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 168371a91ca4SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 168471a91ca4SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 168571a91ca4SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 168671a91ca4SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 168771a91ca4SRaghava Aditya Renukunta 168871a91ca4SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 168971a91ca4SRaghava Aditya Renukunta srbcmd->cdb[0] = 0x26; 169071a91ca4SRaghava Aditya Renukunta srbcmd->cdb[2] = (u8)((AAC_MAX_LUN + target) & 0x00FF); 169171a91ca4SRaghava Aditya Renukunta srbcmd->cdb[6] = CISS_IDENTIFY_PHYSICAL_DEVICE; 169271a91ca4SRaghava Aditya Renukunta 169371a91ca4SRaghava Aditya Renukunta sg64 = (struct sgmap64 *)&srbcmd->sg; 169471a91ca4SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 169571a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32((u32)(((addr) >> 16) >> 16)); 169671a91ca4SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 169771a91ca4SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 169871a91ca4SRaghava Aditya Renukunta 169971a91ca4SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, 170071a91ca4SRaghava Aditya Renukunta fibptr, fibsize, FsaNormal, 1, 1, NULL, NULL); 170171a91ca4SRaghava Aditya Renukunta 170271a91ca4SRaghava Aditya Renukunta if (identify_resp->current_queue_depth_limit <= 0 || 170371a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit > 32) 170471a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 170571a91ca4SRaghava Aditya Renukunta else 170671a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 170771a91ca4SRaghava Aditya Renukunta identify_resp->current_queue_depth_limit; 170871a91ca4SRaghava Aditya Renukunta 170971a91ca4SRaghava Aditya Renukunta pci_free_consistent(dev->pdev, datasize, (void *)identify_resp, addr); 171071a91ca4SRaghava Aditya Renukunta 171171a91ca4SRaghava Aditya Renukunta aac_fib_complete(fibptr); 171271a91ca4SRaghava Aditya Renukunta 171371a91ca4SRaghava Aditya Renukunta fib_free_ptr: 171471a91ca4SRaghava Aditya Renukunta aac_fib_free(fibptr); 171571a91ca4SRaghava Aditya Renukunta out: 171671a91ca4SRaghava Aditya Renukunta return rcode; 171771a91ca4SRaghava Aditya Renukunta } 171871a91ca4SRaghava Aditya Renukunta 1719c83b11e3SRaghava Aditya Renukunta /** 1720c83b11e3SRaghava Aditya Renukunta * aac_update hba_map()- update current hba map with data from FW 1721c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1722c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1723c83b11e3SRaghava Aditya Renukunta * 1724c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1725c83b11e3SRaghava Aditya Renukunta */ 1726c83b11e3SRaghava Aditya Renukunta void aac_update_hba_map(struct aac_dev *dev, 17276223a39fSRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns, int rescan) 1728c83b11e3SRaghava Aditya Renukunta { 1729c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1730c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1731c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1732c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1733c83b11e3SRaghava Aditya Renukunta u8 devtype; 1734c83b11e3SRaghava Aditya Renukunta 1735c83b11e3SRaghava Aditya Renukunta lun_count = ((phys_luns->list_length[0] << 24) 1736c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[1] << 16) 1737c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[2] << 8) 1738c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[3])) / 24; 1739c83b11e3SRaghava Aditya Renukunta 1740c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1741c83b11e3SRaghava Aditya Renukunta 1742c83b11e3SRaghava Aditya Renukunta bus = phys_luns->lun[i].level2[1] & 0x3f; 1743c83b11e3SRaghava Aditya Renukunta target = phys_luns->lun[i].level2[0]; 1744c83b11e3SRaghava Aditya Renukunta expose_flag = phys_luns->lun[i].bus >> 6; 1745c83b11e3SRaghava Aditya Renukunta attribs = phys_luns->lun[i].node_ident[9]; 1746c83b11e3SRaghava Aditya Renukunta nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); 1747c83b11e3SRaghava Aditya Renukunta 1748c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1749c83b11e3SRaghava Aditya Renukunta continue; 1750c83b11e3SRaghava Aditya Renukunta 1751c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1752c83b11e3SRaghava Aditya Renukunta 1753c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1754c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1755c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1756c83b11e3SRaghava Aditya Renukunta } 1757c83b11e3SRaghava Aditya Renukunta 1758c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1759c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1760c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1761c83b11e3SRaghava Aditya Renukunta nexus; 1762c83b11e3SRaghava Aditya Renukunta } else 1763c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1764c83b11e3SRaghava Aditya Renukunta 1765c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1766c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1767c83b11e3SRaghava Aditya Renukunta 176871a91ca4SRaghava Aditya Renukunta if (aac_issue_bmic_identify(dev, bus, target) < 0) 176971a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 32; 177071a91ca4SRaghava Aditya Renukunta 1771c83b11e3SRaghava Aditya Renukunta update_devtype: 17726223a39fSRaghava Aditya Renukunta if (rescan == AAC_INIT) 1773c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 17746223a39fSRaghava Aditya Renukunta else 17756223a39fSRaghava Aditya Renukunta dev->hba_map[bus][target].new_devtype = devtype; 1776c83b11e3SRaghava Aditya Renukunta } 1777c83b11e3SRaghava Aditya Renukunta } 1778c83b11e3SRaghava Aditya Renukunta 1779c83b11e3SRaghava Aditya Renukunta /** 1780c83b11e3SRaghava Aditya Renukunta * aac_report_phys_luns() Process topology change 1781c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1782c83b11e3SRaghava Aditya Renukunta * @fibptr: fib pointer 1783c83b11e3SRaghava Aditya Renukunta * 1784c83b11e3SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1785c83b11e3SRaghava Aditya Renukunta * the current hba_map. 1786c83b11e3SRaghava Aditya Renukunta */ 17876223a39fSRaghava Aditya Renukunta int aac_report_phys_luns(struct aac_dev *dev, struct fib *fibptr, int rescan) 1788c83b11e3SRaghava Aditya Renukunta { 1789c83b11e3SRaghava Aditya Renukunta int fibsize, datasize; 1790c83b11e3SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1791c83b11e3SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1792c83b11e3SRaghava Aditya Renukunta struct sgmap64 *sg64; 1793c83b11e3SRaghava Aditya Renukunta dma_addr_t addr; 1794c83b11e3SRaghava Aditya Renukunta u32 vbus, vid; 1795c83b11e3SRaghava Aditya Renukunta u32 rcode = 0; 1796c83b11e3SRaghava Aditya Renukunta 1797c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 1798c83b11e3SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) 1799c83b11e3SRaghava Aditya Renukunta + sizeof(struct sgentry64); 1800c83b11e3SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) 1801c83b11e3SRaghava Aditya Renukunta + (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1802c83b11e3SRaghava Aditya Renukunta 1803c83b11e3SRaghava Aditya Renukunta phys_luns = (struct aac_ciss_phys_luns_resp *) pci_alloc_consistent( 1804c83b11e3SRaghava Aditya Renukunta dev->pdev, datasize, &addr); 1805c83b11e3SRaghava Aditya Renukunta 1806c83b11e3SRaghava Aditya Renukunta if (phys_luns == NULL) { 1807c83b11e3SRaghava Aditya Renukunta rcode = -ENOMEM; 1808c83b11e3SRaghava Aditya Renukunta goto err_out; 1809c83b11e3SRaghava Aditya Renukunta } 1810c83b11e3SRaghava Aditya Renukunta 1811c83b11e3SRaghava Aditya Renukunta vbus = (u32) le16_to_cpu( 1812c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceBus); 1813c83b11e3SRaghava Aditya Renukunta vid = (u32) le16_to_cpu( 1814c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceTarget); 1815c83b11e3SRaghava Aditya Renukunta 1816c83b11e3SRaghava Aditya Renukunta aac_fib_init(fibptr); 1817c83b11e3SRaghava Aditya Renukunta 1818c83b11e3SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 1819c83b11e3SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1820c83b11e3SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 1821c83b11e3SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 1822c83b11e3SRaghava Aditya Renukunta srbcmd->lun = 0; 1823c83b11e3SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1824c83b11e3SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 1825c83b11e3SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 1826c83b11e3SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 1827c83b11e3SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 1828c83b11e3SRaghava Aditya Renukunta 1829c83b11e3SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1830c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1831c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1832c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1833c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1834c83b11e3SRaghava Aditya Renukunta 1835c83b11e3SRaghava Aditya Renukunta sg64 = (struct sgmap64 *) &srbcmd->sg; 1836c83b11e3SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 1837c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 1838c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 1839c83b11e3SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 1840c83b11e3SRaghava Aditya Renukunta 1841c83b11e3SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, 1842c83b11e3SRaghava Aditya Renukunta FsaNormal, 1, 1, NULL, NULL); 1843c83b11e3SRaghava Aditya Renukunta 1844c83b11e3SRaghava Aditya Renukunta /* analyse data */ 1845c83b11e3SRaghava Aditya Renukunta if (rcode >= 0 && phys_luns->resp_flag == 2) { 1846c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 18476223a39fSRaghava Aditya Renukunta aac_update_hba_map(dev, phys_luns, rescan); 1848c83b11e3SRaghava Aditya Renukunta } 1849c83b11e3SRaghava Aditya Renukunta 1850c83b11e3SRaghava Aditya Renukunta pci_free_consistent(dev->pdev, datasize, (void *) phys_luns, addr); 1851c83b11e3SRaghava Aditya Renukunta err_out: 1852c83b11e3SRaghava Aditya Renukunta return rcode; 1853c83b11e3SRaghava Aditya Renukunta } 1854c83b11e3SRaghava Aditya Renukunta 18551da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 18561da177e4SLinus Torvalds { 18571da177e4SLinus Torvalds struct fib* fibptr; 18581da177e4SLinus Torvalds int rcode; 1859c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 18607c00ffa3SMark Haverkamp struct aac_adapter_info *info; 186184971738SMark Haverkamp struct aac_bus_info *command; 186284971738SMark Haverkamp struct aac_bus_info_response *bus_info; 18637c00ffa3SMark Haverkamp 1864bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 18651da177e4SLinus Torvalds return -ENOMEM; 18661da177e4SLinus Torvalds 1867bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 18681da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 18697c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 18701da177e4SLinus Torvalds 1871bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 18721da177e4SLinus Torvalds fibptr, 18737c00ffa3SMark Haverkamp sizeof(*info), 18741da177e4SLinus Torvalds FsaNormal, 18759203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 18761da177e4SLinus Torvalds NULL, 18771da177e4SLinus Torvalds NULL); 18781da177e4SLinus Torvalds 18797c00ffa3SMark Haverkamp if (rcode < 0) { 1880cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1881cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1882cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1883bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1884bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1885cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 18867c00ffa3SMark Haverkamp return rcode; 18877c00ffa3SMark Haverkamp } 18887c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 18897c00ffa3SMark Haverkamp 1890c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceBus = 0xffff; 18917c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 189206a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 18937c00ffa3SMark Haverkamp 1894bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 18957c00ffa3SMark Haverkamp 189606a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 18977c00ffa3SMark Haverkamp 189806a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 18997c00ffa3SMark Haverkamp 1900bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 19017c00ffa3SMark Haverkamp fibptr, 190206a43d17SSalyzyn, Mark sizeof(*sinfo), 19037c00ffa3SMark Haverkamp FsaNormal, 19047c00ffa3SMark Haverkamp 1, 1, 19057c00ffa3SMark Haverkamp NULL, 19067c00ffa3SMark Haverkamp NULL); 19077c00ffa3SMark Haverkamp 19087c00ffa3SMark Haverkamp if (rcode >= 0) 190906a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1910cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1911cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1912cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1913cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1914cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1915cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 19167c00ffa3SMark Haverkamp } 19171da177e4SLinus Torvalds 1918c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 1919c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 192071a91ca4SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) { 1921c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 192271a91ca4SRaghava Aditya Renukunta dev->hba_map[bus][target].qd_limit = 0; 192371a91ca4SRaghava Aditya Renukunta } 1924c83b11e3SRaghava Aditya Renukunta } 192584971738SMark Haverkamp 192684971738SMark Haverkamp /* 192784971738SMark Haverkamp * GetBusInfo 192884971738SMark Haverkamp */ 192984971738SMark Haverkamp 1930bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 193184971738SMark Haverkamp 193284971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 193384971738SMark Haverkamp 193484971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 193584971738SMark Haverkamp 193684971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 193784971738SMark Haverkamp 193884971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 193984971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 194084971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 194184971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 194284971738SMark Haverkamp 1943bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 194484971738SMark Haverkamp fibptr, 194584971738SMark Haverkamp sizeof (*bus_info), 194684971738SMark Haverkamp FsaNormal, 194784971738SMark Haverkamp 1, 1, 194884971738SMark Haverkamp NULL, NULL); 194984971738SMark Haverkamp 195094cf6ba1SSalyzyn, Mark /* reasoned default */ 195194cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 195284971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 195384971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 195484971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 195584971738SMark Haverkamp } 195684971738SMark Haverkamp 1957c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 1958c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceBus != 0xffff) { 1959c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 19606223a39fSRaghava Aditya Renukunta rcode = aac_report_phys_luns(dev, fibptr, AAC_INIT); 1961c83b11e3SRaghava Aditya Renukunta } 1962c83b11e3SRaghava Aditya Renukunta 19638c867b25SMark Haverkamp if (!dev->in_reset) { 196424f02e1dSSalyzyn, Mark char buffer[16]; 19651da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 19667c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 19671da177e4SLinus Torvalds dev->name, 19681da177e4SLinus Torvalds dev->id, 19691da177e4SLinus Torvalds tmp>>24, 19701da177e4SLinus Torvalds (tmp>>16)&0xff, 19711da177e4SLinus Torvalds tmp&0xff, 19727c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 19737c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 19747c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 19751da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 19761da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 19771da177e4SLinus Torvalds dev->name, dev->id, 19781da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 19791da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 19801da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 19811da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 19821da177e4SLinus Torvalds dev->name, dev->id, 19831da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 19841da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 198524f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1986ee959b00STony Jones if (aac_get_serial_number( 198724f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 198824f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 198924f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1990a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1991a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1992a45c863fSSalyzyn, Mark dev->name, dev->id, 1993a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1994a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1995a45c863fSSalyzyn, Mark } 19962f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 199729c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1998a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 199929c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 200029c97684SSalyzyn, Mark dev->name, dev->id); 200129c97684SSalyzyn, Mark } 20028c867b25SMark Haverkamp } 20031da177e4SLinus Torvalds 200495e852e1SSalyzyn, Mark dev->cache_protected = 0; 2005cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 2006cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 20071da177e4SLinus Torvalds dev->nondasd_support = 0; 20081da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 200995e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 20101da177e4SLinus Torvalds dev->nondasd_support = 1; 20111da177e4SLinus Torvalds 20121da177e4SLinus Torvalds /* 20131da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 20141da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 20151da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 20161da177e4SLinus Torvalds * additional changes changes will have to be made to support 20171da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 20181da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 20191da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 20201da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 20211da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 20221da177e4SLinus Torvalds */ 20231da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 20241da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 20251da177e4SLinus Torvalds dev->nondasd_support = 1; 20261da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 20271da177e4SLinus Torvalds } 20281da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 20291da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 20301da177e4SLinus Torvalds dev->name, dev->id); 20311da177e4SLinus Torvalds 203295e852e1SSalyzyn, Mark if (nondasd != -1) 20331da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 20342f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 20351da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 20361da177e4SLinus Torvalds 2037e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 2038d8e96507SLeubner, Achim dev->needs_dac = 1; 20391da177e4SLinus Torvalds dev->dac_support = 0; 2040d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 2041d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 20422f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20432f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 20442f7ecc55SSalyzyn, Mark dev->name, dev->id); 20451da177e4SLinus Torvalds dev->dac_support = 1; 20461da177e4SLinus Torvalds } 20471da177e4SLinus Torvalds 20481da177e4SLinus Torvalds if(dacmode != -1) { 20491da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 20501da177e4SLinus Torvalds } 2051d8e96507SLeubner, Achim 2052d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 2053d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 2054d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 2055d8e96507SLeubner, Achim dev->nondasd_support = 0; 2056d8e96507SLeubner, Achim dev->jbod = 0; 2057d8e96507SLeubner, Achim expose_physicals = 0; 2058d8e96507SLeubner, Achim } 2059d8e96507SLeubner, Achim 20601da177e4SLinus Torvalds if(dev->dac_support != 0) { 20616a35528aSYang Hongyang if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && 20626a35528aSYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 20632f7ecc55SSalyzyn, Mark if (!dev->in_reset) 20641da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 20651da177e4SLinus Torvalds dev->name, dev->id); 2066284901a9SYang Hongyang } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && 2067284901a9SYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 20681da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 20691da177e4SLinus Torvalds dev->name, dev->id); 20701da177e4SLinus Torvalds dev->dac_support = 0; 20711da177e4SLinus Torvalds } else { 20721da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 20731da177e4SLinus Torvalds dev->name, dev->id); 20741da177e4SLinus Torvalds rcode = -ENOMEM; 20751da177e4SLinus Torvalds } 20761da177e4SLinus Torvalds } 20777c00ffa3SMark Haverkamp /* 2078e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 2079e8f32de5SMark Haverkamp * interface. 20807c00ffa3SMark Haverkamp */ 2081e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 208294cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 208394cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 208494cf6ba1SSalyzyn, Mark : aac_scsi_64) 2085e8f32de5SMark Haverkamp : aac_scsi_32; 2086e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 2087e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 2088e8f32de5SMark Haverkamp ? aac_bounds_64 2089e8f32de5SMark Haverkamp : aac_bounds_32; 2090e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 2091e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 2092e8f32de5SMark Haverkamp } else { 2093e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 20947c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 20957c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 209663a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 209763a70eeaSMark Haverkamp sizeof(struct sgentry); 20987c00ffa3SMark Haverkamp if (dev->dac_support) { 2099e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 2100e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 21017c00ffa3SMark Haverkamp /* 21027c00ffa3SMark Haverkamp * 38 scatter gather elements 21037c00ffa3SMark Haverkamp */ 21047c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 21057c00ffa3SMark Haverkamp (dev->max_fib_size - 21067c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 21077c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 210863a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 210963a70eeaSMark Haverkamp sizeof(struct sgentry64); 2110e8f32de5SMark Haverkamp } else { 2111e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 2112e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 21137c00ffa3SMark Haverkamp } 21147c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 21157c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 21167c00ffa3SMark Haverkamp /* 21177c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 21187c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 21197c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 21207c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 21217c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 21227c00ffa3SMark Haverkamp * element. 21237c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 21247c00ffa3SMark Haverkamp */ 21257c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 21267c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 21277c00ffa3SMark Haverkamp } 21280e68c003SMark Haverkamp } 2129ab5d129fSRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 2130ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize > HBA_MAX_SG_SEPARATE) 2131ab5d129fSRaghava Aditya Renukunta dev->scsi_host_ptr->sg_tablesize = dev->sg_tablesize = 2132ab5d129fSRaghava Aditya Renukunta HBA_MAX_SG_SEPARATE; 2133ab5d129fSRaghava Aditya Renukunta 2134cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 2135cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 2136bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2137bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2138cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 21391da177e4SLinus Torvalds 21401da177e4SLinus Torvalds return rcode; 21411da177e4SLinus Torvalds } 21421da177e4SLinus Torvalds 21431da177e4SLinus Torvalds 2144e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 21451da177e4SLinus Torvalds { 21461da177e4SLinus Torvalds struct aac_dev *dev; 21471da177e4SLinus Torvalds struct aac_read_reply *readreply; 21481da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21491da177e4SLinus Torvalds u32 cid; 21501da177e4SLinus Torvalds 21511da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 21521da177e4SLinus Torvalds 215303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 215403d44337SMark Haverkamp return; 215503d44337SMark Haverkamp 21561a655040SSalyzyn, Mark dev = fibptr->dev; 2157e5718774SMark Haverkamp cid = scmd_id(scsicmd); 21581da177e4SLinus Torvalds 21597a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 21607a8cf29dSMark Haverkamp u64 lba; 21617a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 21627a8cf29dSMark Haverkamp case WRITE_6: 21637a8cf29dSMark Haverkamp case READ_6: 21647a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 21657a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 21667a8cf29dSMark Haverkamp break; 21677a8cf29dSMark Haverkamp case WRITE_16: 21687a8cf29dSMark Haverkamp case READ_16: 21697a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 21707a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 21717a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 21727a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 21737a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 21747a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 21757a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 21767a8cf29dSMark Haverkamp break; 21777a8cf29dSMark Haverkamp case WRITE_12: 21787a8cf29dSMark Haverkamp case READ_12: 21797a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 21807a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 21817a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21827a8cf29dSMark Haverkamp break; 21837a8cf29dSMark Haverkamp default: 21847a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 21857a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 21867a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21877a8cf29dSMark Haverkamp break; 21887a8cf29dSMark Haverkamp } 21897a8cf29dSMark Haverkamp printk(KERN_DEBUG 21907a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 21917a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 21927a8cf29dSMark Haverkamp } 21931da177e4SLinus Torvalds 2194125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 21951da177e4SLinus Torvalds 2196727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 2197727eead6SFUJITA Tomonori 21981da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 2199655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 2200655d722cSMark Salyzyn case ST_OK: 2201655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2202655d722cSMark Salyzyn SAM_STAT_GOOD; 2203655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 2204655d722cSMark Salyzyn break; 2205655d722cSMark Salyzyn case ST_NOT_READY: 2206655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2207655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2208655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 2209655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 2210655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2211655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2212655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2213655d722cSMark Salyzyn break; 2214f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2215f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2216f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2217f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2218f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2219f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2220f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2221f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2222f956a669SRaghava Aditya Renukunta break; 2223655d722cSMark Salyzyn default: 22247c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2225e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 22261da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 22277c00ffa3SMark Haverkamp #endif 2228655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2229655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 22308e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22318e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 22328e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 22331da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22343ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 22353ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2236655d722cSMark Salyzyn break; 22371da177e4SLinus Torvalds } 2238bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 22391da177e4SLinus Torvalds 22408e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22411da177e4SLinus Torvalds } 22421da177e4SLinus Torvalds 22439e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 22441da177e4SLinus Torvalds { 22457a8cf29dSMark Haverkamp u64 lba; 22461da177e4SLinus Torvalds u32 count; 22471da177e4SLinus Torvalds int status; 22481da177e4SLinus Torvalds struct aac_dev *dev; 22491da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2250da3cc679SRajashekhara, Mahesh int cid; 22511da177e4SLinus Torvalds 22521da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22531da177e4SLinus Torvalds /* 22541da177e4SLinus Torvalds * Get block address and transfer length 22551da177e4SLinus Torvalds */ 22567a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 22577a8cf29dSMark Haverkamp case READ_6: 22589e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 22591da177e4SLinus Torvalds 22607a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 22617a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 22621da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 22631da177e4SLinus Torvalds 22641da177e4SLinus Torvalds if (count == 0) 22651da177e4SLinus Torvalds count = 256; 22667a8cf29dSMark Haverkamp break; 22677a8cf29dSMark Haverkamp case READ_16: 22689e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 22697a8cf29dSMark Haverkamp 22707a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 22717a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 22727a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 22737a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 22747a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 22757a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 22767a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 22777a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 22787a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 22797a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 22807a8cf29dSMark Haverkamp break; 22817a8cf29dSMark Haverkamp case READ_12: 22829e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 22837a8cf29dSMark Haverkamp 22847a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22857a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22867a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22877a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 22887a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 22897a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 22907a8cf29dSMark Haverkamp break; 22917a8cf29dSMark Haverkamp default: 22929e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 22931da177e4SLinus Torvalds 22947a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 22957a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 22967a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 22971da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 22987a8cf29dSMark Haverkamp break; 22991da177e4SLinus Torvalds } 2300da3cc679SRajashekhara, Mahesh 2301da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2302da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2303da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2304da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2305da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2306da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2307da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2308da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2309da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2310da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2311da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2312da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2313da3cc679SRajashekhara, Mahesh return 1; 2314da3cc679SRajashekhara, Mahesh } 2315da3cc679SRajashekhara, Mahesh 23167a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 23177c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2318e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 23197a8cf29dSMark Haverkamp return 0; 23201da177e4SLinus Torvalds /* 23211da177e4SLinus Torvalds * Alocate and initialize a Fib 23221da177e4SLinus Torvalds */ 23236bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 23241da177e4SLinus Torvalds 2325e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 23261da177e4SLinus Torvalds 23271da177e4SLinus Torvalds /* 23281da177e4SLinus Torvalds * Check that the command queued to the controller 23291da177e4SLinus Torvalds */ 233077d644d4SMark Haverkamp if (status == -EINPROGRESS) { 233177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23321da177e4SLinus Torvalds return 0; 233377d644d4SMark Haverkamp } 23341da177e4SLinus Torvalds 2335bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 23361da177e4SLinus Torvalds /* 23371da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 23381da177e4SLinus Torvalds */ 23391da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 23408e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2341bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2342bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23431da177e4SLinus Torvalds return 0; 23441da177e4SLinus Torvalds } 23451da177e4SLinus Torvalds 23469e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 23471da177e4SLinus Torvalds { 23487a8cf29dSMark Haverkamp u64 lba; 23491da177e4SLinus Torvalds u32 count; 23509d399cc7SSalyzyn, Mark int fua; 23511da177e4SLinus Torvalds int status; 23521da177e4SLinus Torvalds struct aac_dev *dev; 23531da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2354da3cc679SRajashekhara, Mahesh int cid; 23551da177e4SLinus Torvalds 23561da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23571da177e4SLinus Torvalds /* 23581da177e4SLinus Torvalds * Get block address and transfer length 23591da177e4SLinus Torvalds */ 23601da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 23611da177e4SLinus Torvalds { 23621da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 23631da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 23641da177e4SLinus Torvalds if (count == 0) 23651da177e4SLinus Torvalds count = 256; 23669d399cc7SSalyzyn, Mark fua = 0; 23677a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 23689e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 23697a8cf29dSMark Haverkamp 23707a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 23717a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 23727a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 23737a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 23747a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 23757a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 23767a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23777a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 23787a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 23799d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23807a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 23819e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 23827a8cf29dSMark Haverkamp 23837a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 23847a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23857a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 23867a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 23879d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23881da177e4SLinus Torvalds } else { 23899e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 23907a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 23911da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 23929d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 23931da177e4SLinus Torvalds } 2394da3cc679SRajashekhara, Mahesh 2395da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2396da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2397da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2398da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2399da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2400da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2401da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2402da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2403da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2404da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2405da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2406da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2407da3cc679SRajashekhara, Mahesh return 1; 2408da3cc679SRajashekhara, Mahesh } 2409da3cc679SRajashekhara, Mahesh 24107a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 24111da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2412e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 24137a8cf29dSMark Haverkamp return 0; 24141da177e4SLinus Torvalds /* 24151da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 24161da177e4SLinus Torvalds */ 24176bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 24181da177e4SLinus Torvalds 24199d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 24201da177e4SLinus Torvalds 24211da177e4SLinus Torvalds /* 24221da177e4SLinus Torvalds * Check that the command queued to the controller 24231da177e4SLinus Torvalds */ 242477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 242577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 24261da177e4SLinus Torvalds return 0; 24271da177e4SLinus Torvalds } 24281da177e4SLinus Torvalds 2429bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 24301da177e4SLinus Torvalds /* 24311da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 24321da177e4SLinus Torvalds */ 24331da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 24348e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24351da177e4SLinus Torvalds 2436bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2437bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 24381da177e4SLinus Torvalds return 0; 24391da177e4SLinus Torvalds } 24401da177e4SLinus Torvalds 24411da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 24421da177e4SLinus Torvalds { 24431da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 24441da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24451da177e4SLinus Torvalds 24461da177e4SLinus Torvalds cmd = context; 24471da177e4SLinus Torvalds 244803d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 244903d44337SMark Haverkamp return; 245003d44337SMark Haverkamp 24511da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 24521da177e4SLinus Torvalds smp_processor_id(), jiffies)); 24531da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 24541da177e4SLinus Torvalds 24551da177e4SLinus Torvalds 24561da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 24571da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 24581da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24591da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24601da177e4SLinus Torvalds else { 24611da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 24621a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2463e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 24641da177e4SLinus Torvalds printk(KERN_WARNING 24651da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 24661da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 24671da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 24681da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24698e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24708e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 24718e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 24721da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2473b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2474b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 24751da177e4SLinus Torvalds } 24761da177e4SLinus Torvalds 2477bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2478bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 24798e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 24801da177e4SLinus Torvalds } 24811da177e4SLinus Torvalds 24829e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 24831da177e4SLinus Torvalds { 24841da177e4SLinus Torvalds int status; 24851da177e4SLinus Torvalds struct fib *cmd_fibcontext; 24861da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 24871da177e4SLinus Torvalds struct scsi_cmnd *cmd; 24881da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 24891da177e4SLinus Torvalds int active = 0; 249090ee3466SMark Haverkamp struct aac_dev *aac; 2491b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2492b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2493b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 24941da177e4SLinus Torvalds unsigned long flags; 24951da177e4SLinus Torvalds 24961da177e4SLinus Torvalds /* 249777d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 249877d644d4SMark Haverkamp * specific target (block). 24991da177e4SLinus Torvalds */ 25001da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 25011da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2502b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2503b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2504b90f90d2SSalyzyn, Mark u32 cmnd_count; 2505b90f90d2SSalyzyn, Mark 2506b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2507b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2508b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2509b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2510b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2511b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2512b90f90d2SSalyzyn, Mark cmnd_count = 256; 2513b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2514b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2515b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2516b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2517b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2518b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2519b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2520b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2521b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2522b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2523b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2524b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2525b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2526b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2527b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2528b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2529b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2530b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2531b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2532b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2533b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2534b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2535b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2536b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2537b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2538b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2539b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2540b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2541b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2542b90f90d2SSalyzyn, Mark } else 2543b90f90d2SSalyzyn, Mark continue; 2544b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2545b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2546b90f90d2SSalyzyn, Mark continue; 25471da177e4SLinus Torvalds ++active; 25481da177e4SLinus Torvalds break; 25491da177e4SLinus Torvalds } 25501da177e4SLinus Torvalds 25511da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 25521da177e4SLinus Torvalds 25531da177e4SLinus Torvalds /* 25541da177e4SLinus Torvalds * Yield the processor (requeue for later) 25551da177e4SLinus Torvalds */ 25561da177e4SLinus Torvalds if (active) 25571da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 25581da177e4SLinus Torvalds 2559f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 25608c867b25SMark Haverkamp if (aac->in_reset) 25618c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 25628c867b25SMark Haverkamp 25631da177e4SLinus Torvalds /* 25647c00ffa3SMark Haverkamp * Allocate and initialize a Fib 25651da177e4SLinus Torvalds */ 256690ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 25671da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 25681da177e4SLinus Torvalds 2569bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 25701da177e4SLinus Torvalds 25711da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 25721da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 25731da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 25749e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 25751da177e4SLinus Torvalds synchronizecmd->count = 25761da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 25771da177e4SLinus Torvalds 25781da177e4SLinus Torvalds /* 25791da177e4SLinus Torvalds * Now send the Fib to the adapter 25801da177e4SLinus Torvalds */ 2581bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 25821da177e4SLinus Torvalds cmd_fibcontext, 25831da177e4SLinus Torvalds sizeof(struct aac_synchronize), 25841da177e4SLinus Torvalds FsaNormal, 25851da177e4SLinus Torvalds 0, 1, 25861da177e4SLinus Torvalds (fib_callback)synchronize_callback, 25871da177e4SLinus Torvalds (void *)scsicmd); 25881da177e4SLinus Torvalds 25891da177e4SLinus Torvalds /* 25901da177e4SLinus Torvalds * Check that the command queued to the controller 25911da177e4SLinus Torvalds */ 259277d644d4SMark Haverkamp if (status == -EINPROGRESS) { 259377d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25941da177e4SLinus Torvalds return 0; 259577d644d4SMark Haverkamp } 25961da177e4SLinus Torvalds 25971da177e4SLinus Torvalds printk(KERN_WARNING 2598bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2599bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2600bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 26011da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 26021da177e4SLinus Torvalds } 26031da177e4SLinus Torvalds 2604655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2605655d722cSMark Salyzyn { 2606655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2607655d722cSMark Salyzyn 2608655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2609655d722cSMark Salyzyn return; 2610655d722cSMark Salyzyn 2611655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2612655d722cSMark Salyzyn 2613655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2614655d722cSMark Salyzyn 2615655d722cSMark Salyzyn aac_fib_complete(fibptr); 2616655d722cSMark Salyzyn aac_fib_free(fibptr); 2617655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2618655d722cSMark Salyzyn } 2619655d722cSMark Salyzyn 2620655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2621655d722cSMark Salyzyn { 2622655d722cSMark Salyzyn int status; 2623655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2624655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2625655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2626655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2627655d722cSMark Salyzyn 2628655d722cSMark Salyzyn if (!(aac->supplement_adapter_info.SupportedOptions2 & 2629655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2630655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2631655d722cSMark Salyzyn SAM_STAT_GOOD; 2632655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2633655d722cSMark Salyzyn return 0; 2634655d722cSMark Salyzyn } 2635655d722cSMark Salyzyn 2636655d722cSMark Salyzyn if (aac->in_reset) 2637655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2638655d722cSMark Salyzyn 2639655d722cSMark Salyzyn /* 2640655d722cSMark Salyzyn * Allocate and initialize a Fib 2641655d722cSMark Salyzyn */ 26426bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2643655d722cSMark Salyzyn 2644655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2645655d722cSMark Salyzyn 2646655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2647655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2648655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2649655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2650655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2651655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2652655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2653655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2654655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2655655d722cSMark Salyzyn 2656655d722cSMark Salyzyn /* 2657655d722cSMark Salyzyn * Now send the Fib to the adapter 2658655d722cSMark Salyzyn */ 2659655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2660655d722cSMark Salyzyn cmd_fibcontext, 2661655d722cSMark Salyzyn sizeof(struct aac_power_management), 2662655d722cSMark Salyzyn FsaNormal, 2663655d722cSMark Salyzyn 0, 1, 2664655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2665655d722cSMark Salyzyn (void *)scsicmd); 2666655d722cSMark Salyzyn 2667655d722cSMark Salyzyn /* 2668655d722cSMark Salyzyn * Check that the command queued to the controller 2669655d722cSMark Salyzyn */ 2670655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2671655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2672655d722cSMark Salyzyn return 0; 2673655d722cSMark Salyzyn } 2674655d722cSMark Salyzyn 2675655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2676655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2677655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2678655d722cSMark Salyzyn } 2679655d722cSMark Salyzyn 26801da177e4SLinus Torvalds /** 26811da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 26821da177e4SLinus Torvalds * @scsicmd: SCSI command block 26831da177e4SLinus Torvalds * 26841da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 26851da177e4SLinus Torvalds * aacraid firmware. 26861da177e4SLinus Torvalds */ 26871da177e4SLinus Torvalds 26881da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 26891da177e4SLinus Torvalds { 2690ab5d129fSRaghava Aditya Renukunta u32 cid, bus; 26911da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 26921da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 26931da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 26941da177e4SLinus Torvalds 269590ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 269690ee3466SMark Haverkamp return -1; 26971da177e4SLinus Torvalds /* 26981da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 26991da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 27001da177e4SLinus Torvalds * itself. 27011da177e4SLinus Torvalds */ 27021a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 27031a655040SSalyzyn, Mark if (cid != host->this_id) { 27041a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 27051a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2706e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 27071da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2708c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27091da177e4SLinus Torvalds } 27101da177e4SLinus Torvalds 27111da177e4SLinus Torvalds /* 27121da177e4SLinus Torvalds * If the target container doesn't exist, it may have 27131da177e4SLinus Torvalds * been newly created 27141da177e4SLinus Torvalds */ 2715655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2716655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2717655d722cSMark Salyzyn NOT_READY)) { 27181da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2719eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 27207a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 27217a8cf29dSMark Haverkamp !(dev->raw_io_64) || 27227a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 27237a8cf29dSMark Haverkamp break; 27241da177e4SLinus Torvalds case INQUIRY: 27251da177e4SLinus Torvalds case READ_CAPACITY: 27261da177e4SLinus Torvalds case TEST_UNIT_READY: 27278c867b25SMark Haverkamp if (dev->in_reset) 27288c867b25SMark Haverkamp return -1; 2729fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2730fe76df42SMark Haverkamp aac_probe_container_callback2); 27311da177e4SLinus Torvalds default: 27321da177e4SLinus Torvalds break; 27331da177e4SLinus Torvalds } 27341da177e4SLinus Torvalds } 27351da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2736ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 2737ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2738ab5d129fSRaghava Aditya Renukunta (dev->hba_map[bus][cid].expose 2739ab5d129fSRaghava Aditya Renukunta == AAC_HIDE_DISK)){ 2740ab5d129fSRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY) { 2741ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 2742ab5d129fSRaghava Aditya Renukunta goto scsi_done_ret; 2743ab5d129fSRaghava Aditya Renukunta } 2744ab5d129fSRaghava Aditya Renukunta } 2745ab5d129fSRaghava Aditya Renukunta 2746ab5d129fSRaghava Aditya Renukunta if (bus < AAC_MAX_BUSES && cid < AAC_MAX_TARGETS && 2747ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype 2748ab5d129fSRaghava Aditya Renukunta == AAC_DEVTYPE_NATIVE_RAW) { 2749ab5d129fSRaghava Aditya Renukunta if (dev->in_reset) 2750ab5d129fSRaghava Aditya Renukunta return -1; 2751ab5d129fSRaghava Aditya Renukunta return aac_send_hba_fib(scsicmd); 2752ab5d129fSRaghava Aditya Renukunta } else if (dev->nondasd_support || expose_physicals || 2753cb1042f2SSalyzyn, Mark dev->jbod) { 27548c867b25SMark Haverkamp if (dev->in_reset) 27558c867b25SMark Haverkamp return -1; 27561da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 27571da177e4SLinus Torvalds } else { 27581da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2759c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27601da177e4SLinus Torvalds } 27611da177e4SLinus Torvalds } 27621da177e4SLinus Torvalds } 27631da177e4SLinus Torvalds /* 27641da177e4SLinus Torvalds * else Command for the controller itself 27651da177e4SLinus Torvalds */ 27661da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 27671da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 27681da177e4SLinus Torvalds { 27691da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 27701da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 27718e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 27728e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 27738e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 27741da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 27753ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 27763ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2777c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 27781da177e4SLinus Torvalds } 27791da177e4SLinus Torvalds 27801da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2781c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2782c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2783c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2784c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2785c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2786c4e2fbcaSRaghava Aditya Renukunta return -1; 2787c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2788c4e2fbcaSRaghava Aditya Renukunta 2789c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2790c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2791c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2792c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2793c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2794c4e2fbcaSRaghava Aditya Renukunta return -1; 2795c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2796c4e2fbcaSRaghava Aditya Renukunta 2797c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2798c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2799c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2800c4e2fbcaSRaghava Aditya Renukunta break; 2801c4e2fbcaSRaghava Aditya Renukunta } 2802c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2803c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2804c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 28051da177e4SLinus Torvalds case INQUIRY: 28061da177e4SLinus Torvalds { 28073b2946ccSMark Haverkamp struct inquiry_data inq_data; 28081da177e4SLinus Torvalds 28091a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 28103b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 28111da177e4SLinus Torvalds 2812d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 281388e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 281488e2f98eSSalyzyn, Mark 281588e2f98eSSalyzyn, Mark /* EVPD bit set */ 281688e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 281788e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 281888e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 281988e2f98eSSalyzyn, Mark /* supported vital product data pages */ 28205d910649SMahesh Rajashekhara arr[3] = 3; 282188e2f98eSSalyzyn, Mark arr[4] = 0x0; 282288e2f98eSSalyzyn, Mark arr[5] = 0x80; 28235d910649SMahesh Rajashekhara arr[6] = 0x83; 282488e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2825d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 282688e2f98eSSalyzyn, Mark sizeof(inq_data)); 2827c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 282888e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 282988e2f98eSSalyzyn, Mark /* unit serial number page */ 283088e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 283188e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 283288e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2833d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 283488e2f98eSSalyzyn, Mark sizeof(inq_data)); 2835d8e96507SLeubner, Achim if (aac_wwn != 2) 2836d8e96507SLeubner, Achim return aac_get_container_serial( 2837d8e96507SLeubner, Achim scsicmd); 2838c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 28395d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 28405d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 28415d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 28425d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 28435d910649SMahesh Rajashekhara scmd_id(scsicmd)); 28445d910649SMahesh Rajashekhara if (aac_wwn != 2) 28455d910649SMahesh Rajashekhara return aac_get_container_serial( 28465d910649SMahesh Rajashekhara scsicmd); 2847c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 284888e2f98eSSalyzyn, Mark } else { 284988e2f98eSSalyzyn, Mark /* vpd page not implemented */ 285088e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 285188e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 285288e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 28538e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28548e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 28558e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 285688e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 285788e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 28583ace426fSSalyzyn, Mark min_t(size_t, 28593ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 28603ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 286188e2f98eSSalyzyn, Mark } 2862c4e2fbcaSRaghava Aditya Renukunta break; 286388e2f98eSSalyzyn, Mark } 28643b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 28653b2946ccSMark 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 */ 28663b2946ccSMark Haverkamp inq_data.inqd_len = 31; 28671da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 28683b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 28691da177e4SLinus Torvalds /* 28701da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 28711da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 28721da177e4SLinus Torvalds */ 28731a655040SSalyzyn, Mark if (cid == host->this_id) { 28746391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 28753b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2876d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2877d4345028SFUJITA Tomonori sizeof(inq_data)); 2878c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2879c4e2fbcaSRaghava Aditya Renukunta break; 28801da177e4SLinus Torvalds } 28818c867b25SMark Haverkamp if (dev->in_reset) 28828c867b25SMark Haverkamp return -1; 2883794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 28843b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2885d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 28869e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 28871da177e4SLinus Torvalds } 2888eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 28897a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 28907a8cf29dSMark Haverkamp !(dev->raw_io_64) || 28917a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 28927a8cf29dSMark Haverkamp break; 28937a8cf29dSMark Haverkamp { 28947a8cf29dSMark Haverkamp u64 capacity; 289507ce5ebaSMark Haverkamp char cp[13]; 2896b271f1c8SFUJITA Tomonori unsigned int alloc_len; 28977a8cf29dSMark Haverkamp 28987a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 28997a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 29007a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 29017a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 29027a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 29037a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 29047a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 29057a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 29067a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 29077a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2908b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2909b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2910b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2911b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 291207ce5ebaSMark Haverkamp cp[12] = 0; 291307ce5ebaSMark Haverkamp 2914b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2915b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2916b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2917b271f1c8SFUJITA Tomonori 2918b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2919d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2920b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2921b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2922b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 29237a8cf29dSMark Haverkamp 29247a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29257a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 29267a8cf29dSMark Haverkamp 2927c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2928c4e2fbcaSRaghava Aditya Renukunta break; 29297a8cf29dSMark Haverkamp } 29307a8cf29dSMark Haverkamp 29311da177e4SLinus Torvalds case READ_CAPACITY: 29321da177e4SLinus Torvalds { 29331da177e4SLinus Torvalds u32 capacity; 29343b2946ccSMark Haverkamp char cp[8]; 29351da177e4SLinus Torvalds 29361da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 29377a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 29381da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 29391da177e4SLinus Torvalds else 29401da177e4SLinus Torvalds capacity = (u32)-1; 29413b2946ccSMark Haverkamp 29421da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 29431da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 29441da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 29451da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2946b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2947b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2948b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2949b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2950d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 29517a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 29527a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2953c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2954c4e2fbcaSRaghava Aditya Renukunta break; 29551da177e4SLinus Torvalds } 29561da177e4SLinus Torvalds 29571da177e4SLinus Torvalds case MODE_SENSE: 29581da177e4SLinus Torvalds { 29599d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2960b836439fSMahesh Rajashekhara u32 capacity; 2961b836439fSMahesh Rajashekhara aac_modep_data mpd; 2962b836439fSMahesh Rajashekhara 2963b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2964b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2965b836439fSMahesh Rajashekhara else 2966b836439fSMahesh Rajashekhara capacity = (u32)-1; 29671da177e4SLinus Torvalds 29681da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 2969b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 2970b836439fSMahesh Rajashekhara 2971b836439fSMahesh Rajashekhara /* Mode data length */ 2972b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 2973b836439fSMahesh Rajashekhara /* Medium type - default */ 2974b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 2975b836439fSMahesh Rajashekhara /* Device-specific param, 29769d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 29779d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2978b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 2979b836439fSMahesh Rajashekhara 298095e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2981b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 2982b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 2983b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 2984b836439fSMahesh Rajashekhara else { 2985b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 2986b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 2987b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 2988b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2989b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 2990b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2991b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 2992b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 29935d910649SMahesh Rajashekhara 29945d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 29955d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 29965d910649SMahesh Rajashekhara /* page length */ 29975d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 29985d910649SMahesh Rajashekhara /* Mode data length */ 29995d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 30005d910649SMahesh Rajashekhara } else { 30015d910649SMahesh Rajashekhara /* Mode data length */ 30025d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 30035d910649SMahesh Rajashekhara } 30045d910649SMahesh Rajashekhara 3005b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3006b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 3007b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 3008b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 3009b836439fSMahesh Rajashekhara } else { 3010b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 3011b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 3012b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 3013b836439fSMahesh Rajashekhara } 3014b836439fSMahesh Rajashekhara } 30159d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30169d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3017b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 3018b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 3019b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 3020b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 302195e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3022b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 30235d910649SMahesh Rajashekhara } 30245d910649SMahesh Rajashekhara 30259d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 30269d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 30275d910649SMahesh Rajashekhara else 30285d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 3029b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3030b836439fSMahesh Rajashekhara (char *)&mpd, 3031b836439fSMahesh Rajashekhara mode_buf_length); 3032c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3033c4e2fbcaSRaghava Aditya Renukunta break; 30341da177e4SLinus Torvalds } 30351da177e4SLinus Torvalds case MODE_SENSE_10: 30361da177e4SLinus Torvalds { 3037b836439fSMahesh Rajashekhara u32 capacity; 30389d399cc7SSalyzyn, Mark int mode_buf_length = 8; 3039b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 3040b836439fSMahesh Rajashekhara 3041b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 3042b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 3043b836439fSMahesh Rajashekhara else 3044b836439fSMahesh Rajashekhara capacity = (u32)-1; 30451da177e4SLinus Torvalds 30461da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 3047b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 3048b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 3049b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 3050b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 3051b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 3052b836439fSMahesh Rajashekhara /* Medium type - default */ 3053b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 3054b836439fSMahesh Rajashekhara /* Device-specific param, 30559d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 30569d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 3057b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 3058b836439fSMahesh Rajashekhara 305995e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 3060b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 3061b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 3062b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 3063b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 3064b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 3065b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3066b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 3067b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 3068b836439fSMahesh Rajashekhara } else { 3069b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 3070b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 3071b836439fSMahesh Rajashekhara 3072b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 3073b836439fSMahesh Rajashekhara 3074b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 3075b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 3076b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 3077b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 3078b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 3079b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 3080b836439fSMahesh Rajashekhara 3081b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 3082b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 3083b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 3084b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 3085b836439fSMahesh Rajashekhara } else { 3086b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 3087b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 3088b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 3089b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 3090b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 3091b836439fSMahesh Rajashekhara capacity & 0xff; 3092b836439fSMahesh Rajashekhara } 3093b836439fSMahesh Rajashekhara } 30949d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 30959d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 3096b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 3097b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 3098b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 3099b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 310095e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 3101b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 31029d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 31039d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 31049d399cc7SSalyzyn, Mark } 3105b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 3106b836439fSMahesh Rajashekhara (char *)&mpd10, 3107b836439fSMahesh Rajashekhara mode_buf_length); 31081da177e4SLinus Torvalds 3109c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3110c4e2fbcaSRaghava Aditya Renukunta break; 31111da177e4SLinus Torvalds } 31121da177e4SLinus Torvalds case REQUEST_SENSE: 31131da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 3114c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 3115c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3116c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 3117c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 3118c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3119c4e2fbcaSRaghava Aditya Renukunta break; 31201da177e4SLinus Torvalds 31211da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 31221da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 31231da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 31241da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 31251da177e4SLinus Torvalds else 31261da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 31271da177e4SLinus Torvalds 3128c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3129c4e2fbcaSRaghava Aditya Renukunta break; 31301da177e4SLinus Torvalds /* 31311da177e4SLinus Torvalds * These commands are all No-Ops 31321da177e4SLinus Torvalds */ 31331da177e4SLinus Torvalds case TEST_UNIT_READY: 3134655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 3135655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3136655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 3137655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 3138655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 3139655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 3140655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 3141655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 3142655d722cSMark Salyzyn min_t(size_t, 3143655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 3144655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 3145c4e2fbcaSRaghava Aditya Renukunta break; 3146655d722cSMark Salyzyn } 31471da177e4SLinus Torvalds case RESERVE: 31481da177e4SLinus Torvalds case RELEASE: 31491da177e4SLinus Torvalds case REZERO_UNIT: 31501da177e4SLinus Torvalds case REASSIGN_BLOCKS: 31511da177e4SLinus Torvalds case SEEK_10: 3152c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 3153c4e2fbcaSRaghava Aditya Renukunta break; 3154655d722cSMark Salyzyn 3155655d722cSMark Salyzyn case START_STOP: 3156655d722cSMark Salyzyn return aac_start_stop(scsicmd); 31571da177e4SLinus Torvalds 315895e852e1SSalyzyn, Mark /* FALLTHRU */ 31591da177e4SLinus Torvalds default: 31601da177e4SLinus Torvalds /* 31611da177e4SLinus Torvalds * Unhandled commands 31621da177e4SLinus Torvalds */ 3163c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 3164c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 3165c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 3166c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 31678e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 31681da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 31698e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 31701da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 31713ace426fSSalyzyn, Mark min_t(size_t, 31723ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 31733ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 3174c4e2fbcaSRaghava Aditya Renukunta } 3175c4e2fbcaSRaghava Aditya Renukunta 3176c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 3177c4e2fbcaSRaghava Aditya Renukunta 31781da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 31791da177e4SLinus Torvalds return 0; 31801da177e4SLinus Torvalds } 31811da177e4SLinus Torvalds 31821da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 31831da177e4SLinus Torvalds { 31841da177e4SLinus Torvalds struct aac_query_disk qd; 31851da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 31861da177e4SLinus Torvalds 31871da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 318890ee3466SMark Haverkamp if (!fsa_dev_ptr) 318965101355SMark Haverkamp return -EBUSY; 31901da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 31911da177e4SLinus Torvalds return -EFAULT; 31921da177e4SLinus Torvalds if (qd.cnum == -1) 3193e5718774SMark Haverkamp qd.cnum = qd.id; 31941da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 31951da177e4SLinus Torvalds { 31961da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 31971da177e4SLinus Torvalds return -EINVAL; 31981da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 31991da177e4SLinus Torvalds qd.bus = 0; 32001da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 32011da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 32021da177e4SLinus Torvalds } 32031da177e4SLinus Torvalds else return -EINVAL; 32041da177e4SLinus Torvalds 3205fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 32061da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 32071da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 32081da177e4SLinus Torvalds 32091da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 32101da177e4SLinus Torvalds qd.unmapped = 1; 32111da177e4SLinus Torvalds else 32121da177e4SLinus Torvalds qd.unmapped = 0; 32131da177e4SLinus Torvalds 32141da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 32151da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 32161da177e4SLinus Torvalds 32171da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 32181da177e4SLinus Torvalds return -EFAULT; 32191da177e4SLinus Torvalds return 0; 32201da177e4SLinus Torvalds } 32211da177e4SLinus Torvalds 32221da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 32231da177e4SLinus Torvalds { 32241da177e4SLinus Torvalds struct aac_delete_disk dd; 32251da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32261da177e4SLinus Torvalds 32271da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 322865101355SMark Haverkamp if (!fsa_dev_ptr) 322965101355SMark Haverkamp return -EBUSY; 32301da177e4SLinus Torvalds 32311da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32321da177e4SLinus Torvalds return -EFAULT; 32331da177e4SLinus Torvalds 32341da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32351da177e4SLinus Torvalds return -EINVAL; 32361da177e4SLinus Torvalds /* 32371da177e4SLinus Torvalds * Mark this container as being deleted. 32381da177e4SLinus Torvalds */ 32391da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 32401da177e4SLinus Torvalds /* 32411da177e4SLinus Torvalds * Mark the container as no longer valid 32421da177e4SLinus Torvalds */ 32431da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32441da177e4SLinus Torvalds return 0; 32451da177e4SLinus Torvalds } 32461da177e4SLinus Torvalds 32471da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 32481da177e4SLinus Torvalds { 32491da177e4SLinus Torvalds struct aac_delete_disk dd; 32501da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 32511da177e4SLinus Torvalds 32521da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 325390ee3466SMark Haverkamp if (!fsa_dev_ptr) 325465101355SMark Haverkamp return -EBUSY; 32551da177e4SLinus Torvalds 32561da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 32571da177e4SLinus Torvalds return -EFAULT; 32581da177e4SLinus Torvalds 32591da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 32601da177e4SLinus Torvalds return -EINVAL; 32611da177e4SLinus Torvalds /* 32621da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 32631da177e4SLinus Torvalds */ 32641da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 32651da177e4SLinus Torvalds return -EBUSY; 32661da177e4SLinus Torvalds else { 32671da177e4SLinus Torvalds /* 32681da177e4SLinus Torvalds * Mark the container as no longer being valid. 32691da177e4SLinus Torvalds */ 32701da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 32711da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 32721da177e4SLinus Torvalds return 0; 32731da177e4SLinus Torvalds } 32741da177e4SLinus Torvalds } 32751da177e4SLinus Torvalds 32761da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 32771da177e4SLinus Torvalds { 32781da177e4SLinus Torvalds switch (cmd) { 32791da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 32801da177e4SLinus Torvalds return query_disk(dev, arg); 32811da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 32821da177e4SLinus Torvalds return delete_disk(dev, arg); 32831da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 32841da177e4SLinus Torvalds return force_delete_disk(dev, arg); 32851da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 32861da177e4SLinus Torvalds return aac_get_containers(dev); 32871da177e4SLinus Torvalds default: 32881da177e4SLinus Torvalds return -ENOTTY; 32891da177e4SLinus Torvalds } 32901da177e4SLinus Torvalds } 32911da177e4SLinus Torvalds 32921da177e4SLinus Torvalds /** 32931da177e4SLinus Torvalds * 32941da177e4SLinus Torvalds * aac_srb_callback 32951da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 32961da177e4SLinus Torvalds * @fibptr: pointer to the fib 32971da177e4SLinus Torvalds * 32981da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 32991da177e4SLinus Torvalds * 33001da177e4SLinus Torvalds */ 33011da177e4SLinus Torvalds 33021da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 33031da177e4SLinus Torvalds { 33041da177e4SLinus Torvalds struct aac_dev *dev; 33051da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 33061da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 33071da177e4SLinus Torvalds 33081da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 330903d44337SMark Haverkamp 331003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 331103d44337SMark Haverkamp return; 331203d44337SMark Haverkamp 3313125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 33144ec57fb4SRaghava Aditya Renukunta 33151a655040SSalyzyn, Mark dev = fibptr->dev; 33161a655040SSalyzyn, Mark 331755b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 33184ec57fb4SRaghava Aditya Renukunta 33191da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 332085d22bbfSMahesh Rajashekhara 332185d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 332285d22bbfSMahesh Rajashekhara /* fast response */ 332385d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 332485d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 332585d22bbfSMahesh Rajashekhara } else { 33261da177e4SLinus Torvalds /* 33271da177e4SLinus Torvalds * Calculate resid for sg 33281da177e4SLinus Torvalds */ 3329727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3330727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 33314ec57fb4SRaghava Aditya Renukunta } 33324ec57fb4SRaghava Aditya Renukunta 33334ec57fb4SRaghava Aditya Renukunta 33344ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 33354ec57fb4SRaghava Aditya Renukunta 33364ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 33374ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 33384ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 33394ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 33404ec57fb4SRaghava Aditya Renukunta 33411da177e4SLinus Torvalds /* 33421da177e4SLinus Torvalds * First check the fib status 33431da177e4SLinus Torvalds */ 33441da177e4SLinus Torvalds 33451da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 33461da177e4SLinus Torvalds int len; 334755b87608SMahesh Rajashekhara 33484ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 33494ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 33503ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 33513ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 335255b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 335355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 335455b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 335555b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 335655b87608SMahesh Rajashekhara srbreply->sense_data, len); 33571da177e4SLinus Torvalds } 33581da177e4SLinus Torvalds 33591da177e4SLinus Torvalds /* 33601da177e4SLinus Torvalds * Next check the srb status 33611da177e4SLinus Torvalds */ 33621da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 33631da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 33641da177e4SLinus Torvalds case SRB_STATUS_PENDING: 33651da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 33661da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 33671da177e4SLinus Torvalds break; 33681da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 33691da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 33701da177e4SLinus Torvalds case READ_6: 33711da177e4SLinus Torvalds case WRITE_6: 33721da177e4SLinus Torvalds case READ_10: 33731da177e4SLinus Torvalds case WRITE_10: 33741da177e4SLinus Torvalds case READ_12: 33751da177e4SLinus Torvalds case WRITE_12: 33767a8cf29dSMark Haverkamp case READ_16: 33777a8cf29dSMark Haverkamp case WRITE_16: 337855b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 337955b87608SMahesh Rajashekhara < scsicmd->underflow) 33804ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 338155b87608SMahesh Rajashekhara else 33824ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 338355b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 338455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 33851da177e4SLinus Torvalds break; 33864ec57fb4SRaghava Aditya Renukunta case INQUIRY: 338755b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 338855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 33891da177e4SLinus Torvalds break; 33901da177e4SLinus Torvalds default: 33911da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 33921da177e4SLinus Torvalds break; 33931da177e4SLinus Torvalds } 33941da177e4SLinus Torvalds break; 33951da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 33961da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 33971da177e4SLinus Torvalds break; 33981da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 339955b87608SMahesh Rajashekhara /* 340055b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 340155b87608SMahesh Rajashekhara * hba was trying to abort for some reason 340255b87608SMahesh Rajashekhara */ 34031da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 34041da177e4SLinus Torvalds break; 34051da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 340655b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 340755b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 34081da177e4SLinus Torvalds break; 34091da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 34101da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 34111da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 34121da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 34131da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 341455b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 341555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34161da177e4SLinus Torvalds break; 34171da177e4SLinus Torvalds 34181da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 34191da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 342055b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 342155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34221da177e4SLinus Torvalds break; 34231da177e4SLinus Torvalds 34241da177e4SLinus Torvalds case SRB_STATUS_BUSY: 342555b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 342655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34271da177e4SLinus Torvalds break; 34281da177e4SLinus Torvalds 34291da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 343055b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 343155b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 34321da177e4SLinus Torvalds break; 34331da177e4SLinus Torvalds 34341da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 343555b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 343655b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 34371da177e4SLinus Torvalds break; 34381da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 34391da177e4SLinus Torvalds case SRB_STATUS_ERROR: 34401da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 34411da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 34421da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 34431da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 34441da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 34451da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 34461da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 34471da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 34481da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 34491da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 34501da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 34511da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 34521da177e4SLinus Torvalds default: 34531da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34544ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 34551da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 34561da177e4SLinus Torvalds aac_get_status_string( 34571da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 34581da177e4SLinus Torvalds scsicmd->cmnd[0], 34591da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 34601da177e4SLinus Torvalds #endif 34614ec57fb4SRaghava Aditya Renukunta /* 34624ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 34634ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 34644ec57fb4SRaghava Aditya Renukunta * 34654ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 34664ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 34674ec57fb4SRaghava Aditya Renukunta */ 34681fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 34691fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 34704ec57fb4SRaghava Aditya Renukunta 34711fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 34721fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 34731fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34741da177e4SLinus Torvalds break; 34751fc8010aSRajashekhara, Mahesh } else { 34761fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34771fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34781fc8010aSRajashekhara, Mahesh break; 34791fc8010aSRajashekhara, Mahesh } 34801fc8010aSRajashekhara, Mahesh } else { 34811fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 34821fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 34831fc8010aSRajashekhara, Mahesh break; 34841fc8010aSRajashekhara, Mahesh } 34851da177e4SLinus Torvalds } 348655b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 348755b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 34881da177e4SLinus Torvalds int len; 348955b87608SMahesh Rajashekhara 34901da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 34913ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 34923ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 34931da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34944ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 34957a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 34961da177e4SLinus Torvalds #endif 349755b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 349855b87608SMahesh Rajashekhara srbreply->sense_data, len); 349955b87608SMahesh Rajashekhara } 35004ec57fb4SRaghava Aditya Renukunta 35011da177e4SLinus Torvalds /* 35021da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 35031da177e4SLinus Torvalds */ 35041da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 35051da177e4SLinus Torvalds 3506bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 35078e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 35081da177e4SLinus Torvalds } 35091da177e4SLinus Torvalds 3510ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_complete(struct aac_dev *dev, 3511ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3512ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) { 3513ab5d129fSRaghava Aditya Renukunta 3514ab5d129fSRaghava Aditya Renukunta scsicmd->result = err->status; 3515ab5d129fSRaghava Aditya Renukunta /* set residual count */ 3516ab5d129fSRaghava Aditya Renukunta scsi_set_resid(scsicmd, le32_to_cpu(err->residual_count)); 3517ab5d129fSRaghava Aditya Renukunta 3518ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3519ab5d129fSRaghava Aditya Renukunta case SAM_STAT_GOOD: 3520ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3521ab5d129fSRaghava Aditya Renukunta break; 3522ab5d129fSRaghava Aditya Renukunta case SAM_STAT_CHECK_CONDITION: 3523ab5d129fSRaghava Aditya Renukunta { 3524ab5d129fSRaghava Aditya Renukunta int len; 3525ab5d129fSRaghava Aditya Renukunta 3526ab5d129fSRaghava Aditya Renukunta len = min_t(u8, err->sense_response_data_len, 3527ab5d129fSRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE); 3528ab5d129fSRaghava Aditya Renukunta if (len) 3529ab5d129fSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, 3530ab5d129fSRaghava Aditya Renukunta err->sense_response_buf, len); 3531ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_OK << 16 | COMMAND_COMPLETE << 8; 3532ab5d129fSRaghava Aditya Renukunta break; 3533ab5d129fSRaghava Aditya Renukunta } 3534ab5d129fSRaghava Aditya Renukunta case SAM_STAT_BUSY: 3535ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 3536ab5d129fSRaghava Aditya Renukunta break; 3537ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_ABORTED: 3538ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ABORT << 16 | ABORT << 8; 3539ab5d129fSRaghava Aditya Renukunta break; 3540ab5d129fSRaghava Aditya Renukunta case SAM_STAT_RESERVATION_CONFLICT: 3541ab5d129fSRaghava Aditya Renukunta case SAM_STAT_TASK_SET_FULL: 3542ab5d129fSRaghava Aditya Renukunta default: 3543ab5d129fSRaghava Aditya Renukunta scsicmd->result |= DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3544ab5d129fSRaghava Aditya Renukunta break; 3545ab5d129fSRaghava Aditya Renukunta } 3546ab5d129fSRaghava Aditya Renukunta } 3547ab5d129fSRaghava Aditya Renukunta 3548ab5d129fSRaghava Aditya Renukunta static void hba_resp_task_failure(struct aac_dev *dev, 3549ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd, 3550ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err) 3551ab5d129fSRaghava Aditya Renukunta { 3552ab5d129fSRaghava Aditya Renukunta switch (err->status) { 3553ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_HBAMODE_DISABLED: 3554ab5d129fSRaghava Aditya Renukunta { 3555ab5d129fSRaghava Aditya Renukunta u32 bus, cid; 3556ab5d129fSRaghava Aditya Renukunta 3557ab5d129fSRaghava Aditya Renukunta bus = aac_logical_to_phys(scmd_channel(scsicmd)); 3558ab5d129fSRaghava Aditya Renukunta cid = scmd_id(scsicmd); 3559ab5d129fSRaghava Aditya Renukunta if (dev->hba_map[bus][cid].devtype == AAC_DEVTYPE_NATIVE_RAW) { 3560ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].devtype = AAC_DEVTYPE_ARC_RAW; 3561ab5d129fSRaghava Aditya Renukunta dev->hba_map[bus][cid].rmw_nexus = 0xffffffff; 3562ab5d129fSRaghava Aditya Renukunta } 3563ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3564ab5d129fSRaghava Aditya Renukunta break; 3565ab5d129fSRaghava Aditya Renukunta } 3566ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ERROR: 3567ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_NO_PATH_TO_DEVICE: 3568ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | 3569ab5d129fSRaghava Aditya Renukunta COMMAND_COMPLETE << 8 | SAM_STAT_BUSY; 3570ab5d129fSRaghava Aditya Renukunta break; 3571ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_IO_ABORTED: 3572ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ABORT << 16 | ABORT << 8; 3573ab5d129fSRaghava Aditya Renukunta break; 3574ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_INVALID_DEVICE: 3575ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3576ab5d129fSRaghava Aditya Renukunta break; 3577ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_UNDERRUN: 3578ab5d129fSRaghava Aditya Renukunta /* UNDERRUN is OK */ 3579ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3580ab5d129fSRaghava Aditya Renukunta break; 3581ab5d129fSRaghava Aditya Renukunta case HBA_RESP_STAT_OVERRUN: 3582ab5d129fSRaghava Aditya Renukunta default: 3583ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3584ab5d129fSRaghava Aditya Renukunta break; 3585ab5d129fSRaghava Aditya Renukunta } 3586ab5d129fSRaghava Aditya Renukunta } 3587ab5d129fSRaghava Aditya Renukunta 35881da177e4SLinus Torvalds /** 35891da177e4SLinus Torvalds * 3590ab5d129fSRaghava Aditya Renukunta * aac_hba_callback 3591ab5d129fSRaghava Aditya Renukunta * @context: the context set in the fib - here it is scsi cmd 3592ab5d129fSRaghava Aditya Renukunta * @fibptr: pointer to the fib 3593ab5d129fSRaghava Aditya Renukunta * 3594ab5d129fSRaghava Aditya Renukunta * Handles the completion of a native HBA scsi command 3595ab5d129fSRaghava Aditya Renukunta * 3596ab5d129fSRaghava Aditya Renukunta */ 3597ab5d129fSRaghava Aditya Renukunta void aac_hba_callback(void *context, struct fib *fibptr) 3598ab5d129fSRaghava Aditya Renukunta { 3599ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3600ab5d129fSRaghava Aditya Renukunta struct scsi_cmnd *scsicmd; 3601ab5d129fSRaghava Aditya Renukunta 3602ab5d129fSRaghava Aditya Renukunta struct aac_hba_resp *err = 3603ab5d129fSRaghava Aditya Renukunta &((struct aac_native_hba *)fibptr->hw_fib_va)->resp.err; 3604ab5d129fSRaghava Aditya Renukunta 3605ab5d129fSRaghava Aditya Renukunta scsicmd = (struct scsi_cmnd *) context; 3606ab5d129fSRaghava Aditya Renukunta 3607ab5d129fSRaghava Aditya Renukunta if (!aac_valid_context(scsicmd, fibptr)) 3608ab5d129fSRaghava Aditya Renukunta return; 3609ab5d129fSRaghava Aditya Renukunta 3610ab5d129fSRaghava Aditya Renukunta WARN_ON(fibptr == NULL); 3611ab5d129fSRaghava Aditya Renukunta dev = fibptr->dev; 3612ab5d129fSRaghava Aditya Renukunta 3613ab5d129fSRaghava Aditya Renukunta if (!(fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF)) 3614ab5d129fSRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 3615ab5d129fSRaghava Aditya Renukunta 3616ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 3617ab5d129fSRaghava Aditya Renukunta /* fast response */ 3618ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3619ab5d129fSRaghava Aditya Renukunta goto out; 3620ab5d129fSRaghava Aditya Renukunta } 3621ab5d129fSRaghava Aditya Renukunta 3622ab5d129fSRaghava Aditya Renukunta switch (err->service_response) { 3623ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TASK_COMPLETE: 3624ab5d129fSRaghava Aditya Renukunta hba_resp_task_complete(dev, scsicmd, err); 3625ab5d129fSRaghava Aditya Renukunta break; 3626ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_FAILURE: 3627ab5d129fSRaghava Aditya Renukunta hba_resp_task_failure(dev, scsicmd, err); 3628ab5d129fSRaghava Aditya Renukunta break; 3629ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_REJECTED: 3630ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 3631ab5d129fSRaghava Aditya Renukunta break; 3632ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_LUN_INVALID: 3633ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 3634ab5d129fSRaghava Aditya Renukunta break; 3635ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_COMPLETE: 3636ab5d129fSRaghava Aditya Renukunta case HBA_RESP_SVCRES_TMF_SUCCEEDED: 3637ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 3638ab5d129fSRaghava Aditya Renukunta break; 3639ab5d129fSRaghava Aditya Renukunta default: 3640ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 3641ab5d129fSRaghava Aditya Renukunta break; 3642ab5d129fSRaghava Aditya Renukunta } 3643ab5d129fSRaghava Aditya Renukunta 3644ab5d129fSRaghava Aditya Renukunta out: 3645ab5d129fSRaghava Aditya Renukunta aac_fib_complete(fibptr); 3646ab5d129fSRaghava Aditya Renukunta 3647ab5d129fSRaghava Aditya Renukunta if (fibptr->flags & FIB_CONTEXT_FLAG_NATIVE_HBA_TMF) 3648ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.sent_command = 1; 3649ab5d129fSRaghava Aditya Renukunta else 3650ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3651ab5d129fSRaghava Aditya Renukunta } 3652ab5d129fSRaghava Aditya Renukunta 3653ab5d129fSRaghava Aditya Renukunta /** 3654ab5d129fSRaghava Aditya Renukunta * 3655ab5d129fSRaghava Aditya Renukunta * aac_send_srb_fib 36561da177e4SLinus Torvalds * @scsicmd: the scsi command block 36571da177e4SLinus Torvalds * 36581da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 36591da177e4SLinus Torvalds * scsicmd passed in. 36601da177e4SLinus Torvalds */ 36611da177e4SLinus Torvalds 36621da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 36631da177e4SLinus Torvalds { 36641da177e4SLinus Torvalds struct fib* cmd_fibcontext; 36651da177e4SLinus Torvalds struct aac_dev* dev; 36661da177e4SLinus Torvalds int status; 36671da177e4SLinus Torvalds 366884971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3669e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 367084971738SMark Haverkamp scsicmd->device->lun > 7) { 36711da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 36721da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 36731da177e4SLinus Torvalds return 0; 36741da177e4SLinus Torvalds } 36751da177e4SLinus Torvalds 36761da177e4SLinus Torvalds /* 36771da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 36781da177e4SLinus Torvalds */ 36796bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 36806bf3b630SRaghava Aditya Renukunta 3681e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 36821da177e4SLinus Torvalds 36831da177e4SLinus Torvalds /* 36841da177e4SLinus Torvalds * Check that the command queued to the controller 36851da177e4SLinus Torvalds */ 36861da177e4SLinus Torvalds if (status == -EINPROGRESS) { 368777d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 36881da177e4SLinus Torvalds return 0; 36891da177e4SLinus Torvalds } 36901da177e4SLinus Torvalds 3691bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3692bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3693bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 36941da177e4SLinus Torvalds 36951da177e4SLinus Torvalds return -1; 36961da177e4SLinus Torvalds } 36971da177e4SLinus Torvalds 3698ab5d129fSRaghava Aditya Renukunta /** 3699ab5d129fSRaghava Aditya Renukunta * 3700ab5d129fSRaghava Aditya Renukunta * aac_send_hba_fib 3701ab5d129fSRaghava Aditya Renukunta * @scsicmd: the scsi command block 3702ab5d129fSRaghava Aditya Renukunta * 3703ab5d129fSRaghava Aditya Renukunta * This routine will form a FIB and fill in the aac_hba_cmd_req from the 3704ab5d129fSRaghava Aditya Renukunta * scsicmd passed in. 3705ab5d129fSRaghava Aditya Renukunta */ 3706ab5d129fSRaghava Aditya Renukunta static int aac_send_hba_fib(struct scsi_cmnd *scsicmd) 3707ab5d129fSRaghava Aditya Renukunta { 3708ab5d129fSRaghava Aditya Renukunta struct fib *cmd_fibcontext; 3709ab5d129fSRaghava Aditya Renukunta struct aac_dev *dev; 3710ab5d129fSRaghava Aditya Renukunta int status; 3711ab5d129fSRaghava Aditya Renukunta 3712ab5d129fSRaghava Aditya Renukunta dev = shost_priv(scsicmd->device->host); 3713ab5d129fSRaghava Aditya Renukunta if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 3714ab5d129fSRaghava Aditya Renukunta scsicmd->device->lun > AAC_MAX_LUN - 1) { 3715ab5d129fSRaghava Aditya Renukunta scsicmd->result = DID_NO_CONNECT << 16; 3716ab5d129fSRaghava Aditya Renukunta scsicmd->scsi_done(scsicmd); 3717ab5d129fSRaghava Aditya Renukunta return 0; 3718ab5d129fSRaghava Aditya Renukunta } 3719ab5d129fSRaghava Aditya Renukunta 3720ab5d129fSRaghava Aditya Renukunta /* 3721ab5d129fSRaghava Aditya Renukunta * Allocate and initialize a Fib then setup a BlockWrite command 3722ab5d129fSRaghava Aditya Renukunta */ 3723ab5d129fSRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 3724ab5d129fSRaghava Aditya Renukunta if (!cmd_fibcontext) 3725ab5d129fSRaghava Aditya Renukunta return -1; 3726ab5d129fSRaghava Aditya Renukunta 3727ab5d129fSRaghava Aditya Renukunta status = aac_adapter_hba(cmd_fibcontext, scsicmd); 3728ab5d129fSRaghava Aditya Renukunta 3729ab5d129fSRaghava Aditya Renukunta /* 3730ab5d129fSRaghava Aditya Renukunta * Check that the command queued to the controller 3731ab5d129fSRaghava Aditya Renukunta */ 3732ab5d129fSRaghava Aditya Renukunta if (status == -EINPROGRESS) { 3733ab5d129fSRaghava Aditya Renukunta scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 3734ab5d129fSRaghava Aditya Renukunta return 0; 3735ab5d129fSRaghava Aditya Renukunta } 3736ab5d129fSRaghava Aditya Renukunta 3737ab5d129fSRaghava Aditya Renukunta pr_warn("aac_hba_cmd_req: aac_fib_send failed with status: %d\n", 3738ab5d129fSRaghava Aditya Renukunta status); 3739ab5d129fSRaghava Aditya Renukunta aac_fib_complete(cmd_fibcontext); 3740ab5d129fSRaghava Aditya Renukunta aac_fib_free(cmd_fibcontext); 3741ab5d129fSRaghava Aditya Renukunta 3742ab5d129fSRaghava Aditya Renukunta return -1; 3743ab5d129fSRaghava Aditya Renukunta } 3744ab5d129fSRaghava Aditya Renukunta 3745ab5d129fSRaghava Aditya Renukunta 37460b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 37471da177e4SLinus Torvalds { 37481da177e4SLinus Torvalds struct aac_dev *dev; 37491da177e4SLinus Torvalds unsigned long byte_count = 0; 3750727eead6SFUJITA Tomonori int nseg; 37511da177e4SLinus Torvalds 37521da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 37531da177e4SLinus Torvalds // Get rid of old data 37541da177e4SLinus Torvalds psg->count = 0; 37551da177e4SLinus Torvalds psg->sg[0].addr = 0; 37561da177e4SLinus Torvalds psg->sg[0].count = 0; 3757727eead6SFUJITA Tomonori 3758727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 37590b433447SMahesh Rajashekhara if (nseg < 0) 37600b433447SMahesh Rajashekhara return nseg; 3761727eead6SFUJITA Tomonori if (nseg) { 37621da177e4SLinus Torvalds struct scatterlist *sg; 37631da177e4SLinus Torvalds int i; 37641da177e4SLinus Torvalds 3765727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 37661da177e4SLinus Torvalds 3767727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 37681da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 37691da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 37701da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 37711da177e4SLinus Torvalds } 37721da177e4SLinus Torvalds /* hba wants the size to be exact */ 3773727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 377456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3775727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 377656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3777727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 37781da177e4SLinus Torvalds } 37791da177e4SLinus Torvalds /* Check for command underflow */ 37801da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 37811da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 37821da177e4SLinus Torvalds byte_count, scsicmd->underflow); 37831da177e4SLinus Torvalds } 37841da177e4SLinus Torvalds } 37851da177e4SLinus Torvalds return byte_count; 37861da177e4SLinus Torvalds } 37871da177e4SLinus Torvalds 37881da177e4SLinus Torvalds 37890b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 37901da177e4SLinus Torvalds { 37911da177e4SLinus Torvalds struct aac_dev *dev; 37921da177e4SLinus Torvalds unsigned long byte_count = 0; 379356b58712SMark Haverkamp u64 addr; 3794727eead6SFUJITA Tomonori int nseg; 37951da177e4SLinus Torvalds 37961da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 37971da177e4SLinus Torvalds // Get rid of old data 37981da177e4SLinus Torvalds psg->count = 0; 37991da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 38001da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 38011da177e4SLinus Torvalds psg->sg[0].count = 0; 3802727eead6SFUJITA Tomonori 3803727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 38040b433447SMahesh Rajashekhara if (nseg < 0) 38050b433447SMahesh Rajashekhara return nseg; 3806727eead6SFUJITA Tomonori if (nseg) { 38071da177e4SLinus Torvalds struct scatterlist *sg; 38081da177e4SLinus Torvalds int i; 38091da177e4SLinus Torvalds 3810727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38111241f359SMark Haverkamp int count = sg_dma_len(sg); 381256b58712SMark Haverkamp addr = sg_dma_address(sg); 381356b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 381456b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 38151241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38161241f359SMark Haverkamp byte_count += count; 38171da177e4SLinus Torvalds } 3818727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38191da177e4SLinus Torvalds /* hba wants the size to be exact */ 3820727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 382156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3822727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 382356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3824727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38251da177e4SLinus Torvalds } 38261da177e4SLinus Torvalds /* Check for command underflow */ 38271da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 38281da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38291da177e4SLinus Torvalds byte_count, scsicmd->underflow); 38301da177e4SLinus Torvalds } 38311da177e4SLinus Torvalds } 38321da177e4SLinus Torvalds return byte_count; 38331da177e4SLinus Torvalds } 38341da177e4SLinus Torvalds 38350b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 38360e68c003SMark Haverkamp { 38370e68c003SMark Haverkamp unsigned long byte_count = 0; 3838727eead6SFUJITA Tomonori int nseg; 38390e68c003SMark Haverkamp 38400e68c003SMark Haverkamp // Get rid of old data 38410e68c003SMark Haverkamp psg->count = 0; 38420e68c003SMark Haverkamp psg->sg[0].next = 0; 38430e68c003SMark Haverkamp psg->sg[0].prev = 0; 38440e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 38450e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 38460e68c003SMark Haverkamp psg->sg[0].count = 0; 38470e68c003SMark Haverkamp psg->sg[0].flags = 0; 3848727eead6SFUJITA Tomonori 3849727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 38500b433447SMahesh Rajashekhara if (nseg < 0) 38510b433447SMahesh Rajashekhara return nseg; 3852727eead6SFUJITA Tomonori if (nseg) { 38530e68c003SMark Haverkamp struct scatterlist *sg; 38540e68c003SMark Haverkamp int i; 38550e68c003SMark Haverkamp 3856727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 38570e68c003SMark Haverkamp int count = sg_dma_len(sg); 38580e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 38590e68c003SMark Haverkamp psg->sg[i].next = 0; 38600e68c003SMark Haverkamp psg->sg[i].prev = 0; 38610e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 38620e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 38630e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 38640e68c003SMark Haverkamp psg->sg[i].flags = 0; 38650e68c003SMark Haverkamp byte_count += count; 38660e68c003SMark Haverkamp } 3867727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 38680e68c003SMark Haverkamp /* hba wants the size to be exact */ 3869727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 38700e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3871727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 38720e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3873727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 38740e68c003SMark Haverkamp } 38750e68c003SMark Haverkamp /* Check for command underflow */ 38760e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 38770e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 38780e68c003SMark Haverkamp byte_count, scsicmd->underflow); 38790e68c003SMark Haverkamp } 38800e68c003SMark Haverkamp } 38810e68c003SMark Haverkamp return byte_count; 38820e68c003SMark Haverkamp } 38830e68c003SMark Haverkamp 38840b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 38850b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 388685d22bbfSMahesh Rajashekhara { 388785d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 388885d22bbfSMahesh Rajashekhara int nseg; 388985d22bbfSMahesh Rajashekhara 389085d22bbfSMahesh Rajashekhara nseg = scsi_dma_map(scsicmd); 38910b433447SMahesh Rajashekhara if (nseg < 0) 38920b433447SMahesh Rajashekhara return nseg; 389385d22bbfSMahesh Rajashekhara if (nseg) { 389485d22bbfSMahesh Rajashekhara struct scatterlist *sg; 389585d22bbfSMahesh Rajashekhara int i, conformable = 0; 389685d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 389785d22bbfSMahesh Rajashekhara 389885d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 389985d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 390085d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 390185d22bbfSMahesh Rajashekhara 390285d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 390385d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 390485d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 390585d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 390685d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 390785d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 390885d22bbfSMahesh Rajashekhara if (i == 0) { 390985d22bbfSMahesh Rajashekhara conformable = 1; 391085d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 391185d22bbfSMahesh Rajashekhara } else if (i == 1) { 391285d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 391385d22bbfSMahesh Rajashekhara min_size = cur_size; 391485d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 391585d22bbfSMahesh Rajashekhara conformable = 0; 391685d22bbfSMahesh Rajashekhara if (cur_size < min_size) 391785d22bbfSMahesh Rajashekhara min_size = cur_size; 391885d22bbfSMahesh Rajashekhara } 391985d22bbfSMahesh Rajashekhara byte_count += count; 392085d22bbfSMahesh Rajashekhara } 392185d22bbfSMahesh Rajashekhara 392285d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 392385d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 392485d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 392585d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 392685d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 392785d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 392885d22bbfSMahesh Rajashekhara } 392985d22bbfSMahesh Rajashekhara 393085d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 393185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 393285d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 393385d22bbfSMahesh Rajashekhara if (!conformable) { 393485d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 393585d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 393685d22bbfSMahesh Rajashekhara err_found = 0; 393785d22bbfSMahesh Rajashekhara nseg_new = 2; 393885d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 393985d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 394085d22bbfSMahesh Rajashekhara err_found = 1; 394185d22bbfSMahesh Rajashekhara break; 394285d22bbfSMahesh Rajashekhara } 394385d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 394485d22bbfSMahesh Rajashekhara } 394585d22bbfSMahesh Rajashekhara if (!err_found) 394685d22bbfSMahesh Rajashekhara break; 394785d22bbfSMahesh Rajashekhara } 394885d22bbfSMahesh Rajashekhara if (i > 0 && nseg_new <= sg_max) 394985d22bbfSMahesh Rajashekhara aac_convert_sgraw2(rio2, i, nseg, nseg_new); 395085d22bbfSMahesh Rajashekhara } else 395185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 395285d22bbfSMahesh Rajashekhara 395385d22bbfSMahesh Rajashekhara /* Check for command underflow */ 395485d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 395585d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 395685d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 395785d22bbfSMahesh Rajashekhara } 395885d22bbfSMahesh Rajashekhara } 395985d22bbfSMahesh Rajashekhara 396085d22bbfSMahesh Rajashekhara return byte_count; 396185d22bbfSMahesh Rajashekhara } 396285d22bbfSMahesh Rajashekhara 396385d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 396485d22bbfSMahesh Rajashekhara { 396585d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 396685d22bbfSMahesh Rajashekhara int i, j, pos; 396785d22bbfSMahesh Rajashekhara u32 addr_low; 396885d22bbfSMahesh Rajashekhara 396985d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 397085d22bbfSMahesh Rajashekhara return 0; 397185d22bbfSMahesh Rajashekhara 397285d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 397385d22bbfSMahesh Rajashekhara if (sge == NULL) 397485d22bbfSMahesh Rajashekhara return -1; 397585d22bbfSMahesh Rajashekhara 397685d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 397785d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 397885d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 397985d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 398085d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 398185d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 398285d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 398385d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 398485d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 398585d22bbfSMahesh Rajashekhara pos++; 398685d22bbfSMahesh Rajashekhara } 398785d22bbfSMahesh Rajashekhara } 398885d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 398985d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 399085d22bbfSMahesh Rajashekhara 399185d22bbfSMahesh Rajashekhara kfree(sge); 399285d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 399385d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 399485d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 399585d22bbfSMahesh Rajashekhara return 0; 399685d22bbfSMahesh Rajashekhara } 399785d22bbfSMahesh Rajashekhara 3998ab5d129fSRaghava Aditya Renukunta static long aac_build_sghba(struct scsi_cmnd *scsicmd, 3999ab5d129fSRaghava Aditya Renukunta struct aac_hba_cmd_req *hbacmd, 4000ab5d129fSRaghava Aditya Renukunta int sg_max, 4001ab5d129fSRaghava Aditya Renukunta u64 sg_address) 4002ab5d129fSRaghava Aditya Renukunta { 4003ab5d129fSRaghava Aditya Renukunta unsigned long byte_count = 0; 4004ab5d129fSRaghava Aditya Renukunta int nseg; 4005ab5d129fSRaghava Aditya Renukunta struct scatterlist *sg; 4006ab5d129fSRaghava Aditya Renukunta int i; 4007ab5d129fSRaghava Aditya Renukunta u32 cur_size; 4008ab5d129fSRaghava Aditya Renukunta struct aac_hba_sgl *sge; 4009ab5d129fSRaghava Aditya Renukunta 4010ab5d129fSRaghava Aditya Renukunta 4011ab5d129fSRaghava Aditya Renukunta 4012ab5d129fSRaghava Aditya Renukunta nseg = scsi_dma_map(scsicmd); 4013ab5d129fSRaghava Aditya Renukunta if (nseg <= 0) { 4014ab5d129fSRaghava Aditya Renukunta byte_count = nseg; 4015ab5d129fSRaghava Aditya Renukunta goto out; 4016ab5d129fSRaghava Aditya Renukunta } 4017ab5d129fSRaghava Aditya Renukunta 4018ab5d129fSRaghava Aditya Renukunta if (nseg > HBA_MAX_SG_EMBEDDED) 4019ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[2]; 4020ab5d129fSRaghava Aditya Renukunta else 4021ab5d129fSRaghava Aditya Renukunta sge = &hbacmd->sge[0]; 4022ab5d129fSRaghava Aditya Renukunta 4023ab5d129fSRaghava Aditya Renukunta scsi_for_each_sg(scsicmd, sg, nseg, i) { 4024ab5d129fSRaghava Aditya Renukunta int count = sg_dma_len(sg); 4025ab5d129fSRaghava Aditya Renukunta u64 addr = sg_dma_address(sg); 4026ab5d129fSRaghava Aditya Renukunta 4027ab5d129fSRaghava Aditya Renukunta WARN_ON(i >= sg_max); 4028ab5d129fSRaghava Aditya Renukunta sge->addr_hi = cpu_to_le32((u32)(addr>>32)); 4029ab5d129fSRaghava Aditya Renukunta sge->addr_lo = cpu_to_le32((u32)(addr & 0xffffffff)); 4030ab5d129fSRaghava Aditya Renukunta cur_size = cpu_to_le32(count); 4031ab5d129fSRaghava Aditya Renukunta sge->len = cur_size; 4032ab5d129fSRaghava Aditya Renukunta sge->flags = 0; 4033ab5d129fSRaghava Aditya Renukunta byte_count += count; 4034ab5d129fSRaghava Aditya Renukunta sge++; 4035ab5d129fSRaghava Aditya Renukunta } 4036ab5d129fSRaghava Aditya Renukunta 4037ab5d129fSRaghava Aditya Renukunta sge--; 4038ab5d129fSRaghava Aditya Renukunta /* hba wants the size to be exact */ 4039ab5d129fSRaghava Aditya Renukunta if (byte_count > scsi_bufflen(scsicmd)) { 4040ab5d129fSRaghava Aditya Renukunta u32 temp; 4041ab5d129fSRaghava Aditya Renukunta 4042ab5d129fSRaghava Aditya Renukunta temp = le32_to_cpu(sge->len) - byte_count 4043ab5d129fSRaghava Aditya Renukunta - scsi_bufflen(scsicmd); 4044ab5d129fSRaghava Aditya Renukunta sge->len = cpu_to_le32(temp); 4045ab5d129fSRaghava Aditya Renukunta byte_count = scsi_bufflen(scsicmd); 4046ab5d129fSRaghava Aditya Renukunta } 4047ab5d129fSRaghava Aditya Renukunta 4048ab5d129fSRaghava Aditya Renukunta if (nseg <= HBA_MAX_SG_EMBEDDED) { 4049ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = cpu_to_le32(nseg); 4050ab5d129fSRaghava Aditya Renukunta sge->flags = cpu_to_le32(0x40000000); 4051ab5d129fSRaghava Aditya Renukunta } else { 4052ab5d129fSRaghava Aditya Renukunta /* not embedded */ 4053ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].flags = cpu_to_le32(0x80000000); 4054ab5d129fSRaghava Aditya Renukunta hbacmd->emb_data_desc_count = (u8)cpu_to_le32(1); 4055ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_hi = (u32)cpu_to_le32(sg_address >> 32); 4056ab5d129fSRaghava Aditya Renukunta hbacmd->sge[0].addr_lo = 4057ab5d129fSRaghava Aditya Renukunta cpu_to_le32((u32)(sg_address & 0xffffffff)); 4058ab5d129fSRaghava Aditya Renukunta } 4059ab5d129fSRaghava Aditya Renukunta 4060ab5d129fSRaghava Aditya Renukunta /* Check for command underflow */ 4061ab5d129fSRaghava Aditya Renukunta if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 4062ab5d129fSRaghava Aditya Renukunta pr_warn("aacraid: cmd len %08lX cmd underflow %08X\n", 4063ab5d129fSRaghava Aditya Renukunta byte_count, scsicmd->underflow); 4064ab5d129fSRaghava Aditya Renukunta } 4065ab5d129fSRaghava Aditya Renukunta out: 4066ab5d129fSRaghava Aditya Renukunta return byte_count; 4067ab5d129fSRaghava Aditya Renukunta } 4068ab5d129fSRaghava Aditya Renukunta 40691da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 40701da177e4SLinus Torvalds 40711da177e4SLinus Torvalds struct aac_srb_status_info { 40721da177e4SLinus Torvalds u32 status; 40731da177e4SLinus Torvalds char *str; 40741da177e4SLinus Torvalds }; 40751da177e4SLinus Torvalds 40761da177e4SLinus Torvalds 40771da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 40781da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 40791da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 40801da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 40811da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 40821da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 40831da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 40841da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 40851da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 40861da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 40871da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 40881da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 40891da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 40901da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 40911da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 40921da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 40931da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 40941da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 40951da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 40961da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 40971da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 40981da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 40991da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 41001da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 41011da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 41021da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 41031da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 41041da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 41051da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 41061da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 41071da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 41081da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 41091da177e4SLinus Torvalds { 0xff, "Unknown Error"} 41101da177e4SLinus Torvalds }; 41111da177e4SLinus Torvalds 41121da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 41131da177e4SLinus Torvalds { 41141da177e4SLinus Torvalds int i; 41151da177e4SLinus Torvalds 41166391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 41176391a113STobias Klauser if (srb_status_info[i].status == status) 41181da177e4SLinus Torvalds return srb_status_info[i].str; 41191da177e4SLinus Torvalds 41201da177e4SLinus Torvalds return "Bad Status Code"; 41211da177e4SLinus Torvalds } 41221da177e4SLinus Torvalds 41231da177e4SLinus Torvalds #endif 4124