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 */ 1705d910649SMahesh Rajashekhara typedef struct { 1715d910649SMahesh Rajashekhara u8 CodeSet:4; /* VPD_CODE_SET */ 1725d910649SMahesh Rajashekhara u8 Reserved:4; 1735d910649SMahesh Rajashekhara u8 IdentifierType:4; /* VPD_IDENTIFIER_TYPE */ 1745d910649SMahesh Rajashekhara u8 Reserved2:4; 1755d910649SMahesh Rajashekhara u8 Reserved3; 1765d910649SMahesh Rajashekhara u8 IdentifierLength; 1775d910649SMahesh Rajashekhara u8 VendId[8]; 1785d910649SMahesh Rajashekhara u8 ProductId[16]; 1795d910649SMahesh Rajashekhara u8 SerialNumber[8]; /* SN in ASCII */ 1805d910649SMahesh Rajashekhara 1815d910649SMahesh Rajashekhara } TVPD_ID_Descriptor_Type_1; 1825d910649SMahesh Rajashekhara 1835d910649SMahesh Rajashekhara typedef struct { 1845d910649SMahesh Rajashekhara u8 CodeSet:4; /* VPD_CODE_SET */ 1855d910649SMahesh Rajashekhara u8 Reserved:4; 1865d910649SMahesh Rajashekhara u8 IdentifierType:4; /* VPD_IDENTIFIER_TYPE */ 1875d910649SMahesh Rajashekhara u8 Reserved2:4; 1885d910649SMahesh Rajashekhara u8 Reserved3; 1895d910649SMahesh Rajashekhara u8 IdentifierLength; 1905d910649SMahesh Rajashekhara 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. */ 1945d910649SMahesh Rajashekhara u8 Reserved; 1955d910649SMahesh Rajashekhara u8 VendId[3]; 1965d910649SMahesh Rajashekhara } EU64Id; 1975d910649SMahesh Rajashekhara 1985d910649SMahesh Rajashekhara } TVPD_ID_Descriptor_Type_2; 1995d910649SMahesh Rajashekhara 2005d910649SMahesh Rajashekhara typedef struct { 2015d910649SMahesh Rajashekhara u8 DeviceType:5; 2025d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2035d910649SMahesh Rajashekhara u8 PageCode; 2045d910649SMahesh Rajashekhara u8 Reserved; 2055d910649SMahesh Rajashekhara u8 PageLength; 2065d910649SMahesh Rajashekhara TVPD_ID_Descriptor_Type_1 IdDescriptorType1; 2075d910649SMahesh Rajashekhara TVPD_ID_Descriptor_Type_2 IdDescriptorType2; 2085d910649SMahesh Rajashekhara 2095d910649SMahesh Rajashekhara } TVPD_Page83; 2105d910649SMahesh Rajashekhara 2111da177e4SLinus Torvalds /* 2121da177e4SLinus Torvalds * M O D U L E G L O B A L S 2131da177e4SLinus Torvalds */ 2141da177e4SLinus Torvalds 2150b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2160b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2170b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2180b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2190b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 2200b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2210b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2221da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 2231da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2241da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2251da177e4SLinus Torvalds #endif 2261da177e4SLinus Torvalds 2271da177e4SLinus Torvalds /* 2281da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2291da177e4SLinus Torvalds */ 2301da177e4SLinus Torvalds 2311da177e4SLinus Torvalds static int nondasd = -1; 232d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2331da177e4SLinus Torvalds static int dacmode = -1; 2348ef22247SSalyzyn, Mark int aac_msi; 2351208bab5SSalyzyn, Mark int aac_commit = -1; 236404d9a90SMark Haverkamp int startup_timeout = 180; 237404d9a90SMark Haverkamp int aif_timeout = 120; 23811604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 23985d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2401da177e4SLinus Torvalds 24111604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 24211604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 24311604612SMahesh Rajashekhara " 0=off, 1=on"); 24485d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 24585d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 24685d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2479a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2488ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2498ef22247SSalyzyn, Mark " 0=off, 1=on"); 25095e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2518ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2528ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2538ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 254d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2559a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2568ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2578ef22247SSalyzyn, Mark " 0=off, 1=on"); 2581208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2598ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2608ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2618ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2628ef22247SSalyzyn, Mark " 0=off, 1=on"); 2638ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2648ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2659022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 266404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2678ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2688ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2698ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2708ef22247SSalyzyn, Mark " have a BIOS."); 271404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2728ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2738ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2748ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2758ef22247SSalyzyn, Mark " systems."); 2761da177e4SLinus Torvalds 2777c00ffa3SMark Haverkamp int numacb = -1; 2787c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2798ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 2808ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 2818ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 2827c00ffa3SMark Haverkamp 2837c00ffa3SMark Haverkamp int acbsize = -1; 2847c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2858ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 2868ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 2878ef22247SSalyzyn, Mark " suggestion from Firmware."); 288653ba58dSMark Haverkamp 28929c97684SSalyzyn, Mark int update_interval = 30 * 60; 29029c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 2918ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 2928ef22247SSalyzyn, Mark " updates issued to adapter."); 29329c97684SSalyzyn, Mark 29429c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 29529c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 2968ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 2978ef22247SSalyzyn, Mark " checks."); 29829c97684SSalyzyn, Mark 29987f3bda3SAndrew Morton int aac_check_reset = 1; 30087f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 30195e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3028ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3038ef22247SSalyzyn, Mark " ignore it."); 30429c97684SSalyzyn, Mark 305e37ee4beSMark Haverkamp int expose_physicals = -1; 306653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3078ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3088ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 30903d44337SMark Haverkamp 3108ef22247SSalyzyn, Mark int aac_reset_devices; 3111208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3121208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 31303d44337SMark Haverkamp 314d8e96507SLeubner, Achim int aac_wwn = 1; 315d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 316d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 317d8e96507SLeubner, Achim "\t0 - Disable\n" 318d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 319d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 320d8e96507SLeubner, Achim 321d8e96507SLeubner, Achim 32203d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 32303d44337SMark Haverkamp struct fib *fibptr) { 32403d44337SMark Haverkamp struct scsi_device *device; 32503d44337SMark Haverkamp 32603d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 327c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 32803d44337SMark Haverkamp aac_fib_complete(fibptr); 32903d44337SMark Haverkamp return 0; 33003d44337SMark Haverkamp } 33103d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 33203d44337SMark Haverkamp device = scsicmd->device; 3333ffd6c5aSRaghava Aditya Renukunta if (unlikely(!device)) { 33403d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 33503d44337SMark Haverkamp aac_fib_complete(fibptr); 33603d44337SMark Haverkamp return 0; 33703d44337SMark Haverkamp } 33803d44337SMark Haverkamp return 1; 33903d44337SMark Haverkamp } 34003d44337SMark Haverkamp 3411da177e4SLinus Torvalds /** 3421da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3431da177e4SLinus Torvalds * @common: adapter to query 3441da177e4SLinus Torvalds * 3451da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3461da177e4SLinus Torvalds */ 3478c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3481da177e4SLinus Torvalds { 3491da177e4SLinus Torvalds int status = 0; 3501da177e4SLinus Torvalds struct fib * fibptr; 3511da177e4SLinus Torvalds 352bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3531da177e4SLinus Torvalds return -ENOMEM; 3541da177e4SLinus Torvalds 355bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3561da177e4SLinus Torvalds { 3571da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3581da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3591da177e4SLinus Torvalds 3601da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3611da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3621da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3631da177e4SLinus Torvalds } 3641da177e4SLinus Torvalds 365bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3661da177e4SLinus Torvalds fibptr, 3671da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3681da177e4SLinus Torvalds FsaNormal, 3691da177e4SLinus Torvalds 1, 1, 3701da177e4SLinus Torvalds NULL, NULL); 3711da177e4SLinus Torvalds if (status < 0) { 3721da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3731da177e4SLinus Torvalds } else { 3741da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3751da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3761da177e4SLinus Torvalds dprintk((KERN_WARNING 3771da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3781da177e4SLinus Torvalds le32_to_cpu(reply->response), 3791da177e4SLinus Torvalds le32_to_cpu(reply->status), 3801da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 3811da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 3821da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 3831da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 3841da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 3851da177e4SLinus Torvalds status = -EINVAL; 3861da177e4SLinus Torvalds } 3871da177e4SLinus Torvalds } 388cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 389cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 390bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 391cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 3921da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 3931da177e4SLinus Torvalds if (status >= 0) { 3941208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 3951da177e4SLinus Torvalds struct aac_commit_config * dinfo; 396bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3971da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 3981da177e4SLinus Torvalds 3991da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4001da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4011da177e4SLinus Torvalds 402bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4031da177e4SLinus Torvalds fibptr, 4041da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4051da177e4SLinus Torvalds FsaNormal, 4061da177e4SLinus Torvalds 1, 1, 4071da177e4SLinus Torvalds NULL, NULL); 408cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 409cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 410cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 411bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4121208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4131da177e4SLinus Torvalds printk(KERN_WARNING 4141da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4151da177e4SLinus Torvalds } 4161da177e4SLinus Torvalds } 417cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 418cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 419bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4201da177e4SLinus Torvalds return status; 4211da177e4SLinus Torvalds } 4221da177e4SLinus Torvalds 423e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 424e3cc268fSRajashekhara, Mahesh { 425e3cc268fSRajashekhara, Mahesh char inq_data; 426e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 427e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 428e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 429e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 430e3cc268fSRajashekhara, Mahesh } 431e3cc268fSRajashekhara, Mahesh } 432e3cc268fSRajashekhara, Mahesh 4331da177e4SLinus Torvalds /** 4341da177e4SLinus Torvalds * aac_get_containers - list containers 4351da177e4SLinus Torvalds * @common: adapter to probe 4361da177e4SLinus Torvalds * 4371da177e4SLinus Torvalds * Make a list of all containers on this controller 4381da177e4SLinus Torvalds */ 4391da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4401da177e4SLinus Torvalds { 4411da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4421da177e4SLinus Torvalds u32 index; 4431da177e4SLinus Torvalds int status = 0; 4441da177e4SLinus Torvalds struct fib * fibptr; 4451da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4461da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4471da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4481da177e4SLinus Torvalds 449bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4501da177e4SLinus Torvalds return -ENOMEM; 4511da177e4SLinus Torvalds 452bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4531da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4541da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4551da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4561da177e4SLinus Torvalds 457bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4581da177e4SLinus Torvalds fibptr, 4591da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4601da177e4SLinus Torvalds FsaNormal, 4611da177e4SLinus Torvalds 1, 1, 4621da177e4SLinus Torvalds NULL, NULL); 4631da177e4SLinus Torvalds if (status >= 0) { 4641da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4651da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 466a7129a54SMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 467a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 468a7129a54SMahesh Rajashekhara maximum_num_containers = 469a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 470a7129a54SMahesh Rajashekhara } 471bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4721da177e4SLinus Torvalds } 473cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 474cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 475fe76df42SMark Haverkamp aac_fib_free(fibptr); 4761da177e4SLinus Torvalds 4771da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4781da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4793ffd6c5aSRaghava Aditya Renukunta if (dev->fsa_dev == NULL || 4803ffd6c5aSRaghava Aditya Renukunta dev->maximum_num_containers != maximum_num_containers) { 4813ffd6c5aSRaghava Aditya Renukunta 4823ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = dev->fsa_dev; 4833ffd6c5aSRaghava Aditya Renukunta 4843ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev = kcalloc(maximum_num_containers, 4853ffd6c5aSRaghava Aditya Renukunta sizeof(*fsa_dev_ptr), GFP_KERNEL); 4863ffd6c5aSRaghava Aditya Renukunta 4873ffd6c5aSRaghava Aditya Renukunta kfree(fsa_dev_ptr); 4883ffd6c5aSRaghava Aditya Renukunta fsa_dev_ptr = NULL; 4893ffd6c5aSRaghava Aditya Renukunta 4903ffd6c5aSRaghava Aditya Renukunta 4913ffd6c5aSRaghava Aditya Renukunta if (!dev->fsa_dev) 4921da177e4SLinus Torvalds return -ENOMEM; 4931da177e4SLinus Torvalds 4941da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 4953ffd6c5aSRaghava Aditya Renukunta } 4963ffd6c5aSRaghava Aditya Renukunta for (index = 0; index < dev->maximum_num_containers; index++) { 4973ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].devname[0] = '\0'; 4983ffd6c5aSRaghava Aditya Renukunta dev->fsa_dev[index].valid = 0; 4991da177e4SLinus Torvalds 500fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 5011da177e4SLinus Torvalds 5021da177e4SLinus Torvalds if (status < 0) { 5031da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 5041da177e4SLinus Torvalds break; 5051da177e4SLinus Torvalds } 5061da177e4SLinus Torvalds } 5071da177e4SLinus Torvalds return status; 5081da177e4SLinus Torvalds } 5091da177e4SLinus Torvalds 5101da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5111da177e4SLinus Torvalds { 5121da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5131da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5141da177e4SLinus Torvalds 5151da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5161da177e4SLinus Torvalds 51703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 51803d44337SMark Haverkamp return; 51903d44337SMark Haverkamp 5201da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 521125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5221da177e4SLinus Torvalds 5231da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5241da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5251da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5261da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5271da177e4SLinus Torvalds char *sp = get_name_reply->data; 528b836439fSMahesh Rajashekhara sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0'; 5291da177e4SLinus Torvalds while (*sp == ' ') 5301da177e4SLinus Torvalds ++sp; 5313b2946ccSMark Haverkamp if (*sp) { 532d4345028SFUJITA Tomonori struct inquiry_data inq; 5333b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5343b2946ccSMark Haverkamp int count = sizeof(d); 5353b2946ccSMark Haverkamp char *dp = d; 5363b2946ccSMark Haverkamp do { 5371da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5381da177e4SLinus Torvalds } while (--count > 0); 539d4345028SFUJITA Tomonori 540d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 541d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 542d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5431da177e4SLinus Torvalds } 5443b2946ccSMark Haverkamp } 5453b2946ccSMark Haverkamp 5461da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5471da177e4SLinus Torvalds 548bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5498e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5501da177e4SLinus Torvalds } 5511da177e4SLinus Torvalds 5521da177e4SLinus Torvalds /** 5531da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5541da177e4SLinus Torvalds */ 5559e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5561da177e4SLinus Torvalds { 5571da177e4SLinus Torvalds int status; 5581da177e4SLinus Torvalds struct aac_get_name *dinfo; 5591da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5601da177e4SLinus Torvalds struct aac_dev * dev; 5611da177e4SLinus Torvalds 5621da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5631da177e4SLinus Torvalds 5646bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5651da177e4SLinus Torvalds 566bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5671da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5681da177e4SLinus Torvalds 5691da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5701da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5719e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 5721da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 5731da177e4SLinus Torvalds 574bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5751da177e4SLinus Torvalds cmd_fibcontext, 576fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5771da177e4SLinus Torvalds FsaNormal, 5781da177e4SLinus Torvalds 0, 1, 5791da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 5801da177e4SLinus Torvalds (void *) scsicmd); 5811da177e4SLinus Torvalds 5821da177e4SLinus Torvalds /* 5831da177e4SLinus Torvalds * Check that the command queued to the controller 5841da177e4SLinus Torvalds */ 58577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 58677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5871da177e4SLinus Torvalds return 0; 58877d644d4SMark Haverkamp } 5891da177e4SLinus Torvalds 590bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 591bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 5921da177e4SLinus Torvalds return -1; 5931da177e4SLinus Torvalds } 5941da177e4SLinus Torvalds 595fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 596fe76df42SMark Haverkamp { 597fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 598fe76df42SMark Haverkamp 5991a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 600fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 601fe76df42SMark Haverkamp 602fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 603fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 604fe76df42SMark Haverkamp return 0; 605fe76df42SMark Haverkamp } 606fe76df42SMark Haverkamp 6071a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 608fe76df42SMark Haverkamp { 60903d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 610fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 61103d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 61203d44337SMark Haverkamp 61303d44337SMark Haverkamp 6141a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6151a655040SSalyzyn, Mark return; 616fe76df42SMark Haverkamp 617fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6181a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 619fe76df42SMark Haverkamp if (fsa_dev_ptr) { 620fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 621fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 622fe76df42SMark Haverkamp 623fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 624fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 625fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 626b836439fSMahesh Rajashekhara if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 & 627b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 628b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 629b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 630b836439fSMahesh Rajashekhara } else { 631b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 632b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 633b836439fSMahesh Rajashekhara } 634fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 635655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 636655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 637655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 638655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 639655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 640fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 641fe76df42SMark Haverkamp fsa_dev_ptr->size 642fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 643fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 644fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 645fe76df42SMark Haverkamp } 646fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 647fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 648fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 649fe76df42SMark Haverkamp } 650fe76df42SMark Haverkamp aac_fib_complete(fibptr); 651fe76df42SMark Haverkamp aac_fib_free(fibptr); 652fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 653fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6541a655040SSalyzyn, Mark (*callback)(scsicmd); 6551a655040SSalyzyn, Mark return; 656fe76df42SMark Haverkamp } 657fe76df42SMark Haverkamp 6581a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 659fe76df42SMark Haverkamp { 660fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 661fe76df42SMark Haverkamp struct aac_mount * dresp; 662fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 663fe76df42SMark Haverkamp int status; 664fe76df42SMark Haverkamp 665fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 666b836439fSMahesh Rajashekhara if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 & 667b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) 668fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 669fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 6701a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6711a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6721a655040SSalyzyn, Mark return; 6731a655040SSalyzyn, Mark } 674fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 675fe76df42SMark Haverkamp 67603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 6771a655040SSalyzyn, Mark return; 67803d44337SMark Haverkamp 679fe76df42SMark Haverkamp aac_fib_init(fibptr); 680fe76df42SMark Haverkamp 681fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 682fe76df42SMark Haverkamp 683b836439fSMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 684b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 685b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 686b836439fSMahesh Rajashekhara else 687fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 688b836439fSMahesh Rajashekhara 689fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 690fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 691fe76df42SMark Haverkamp 692fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 693fe76df42SMark Haverkamp fibptr, 694fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 695fe76df42SMark Haverkamp FsaNormal, 696fe76df42SMark Haverkamp 0, 1, 6971a655040SSalyzyn, Mark _aac_probe_container2, 698fe76df42SMark Haverkamp (void *) scsicmd); 699fe76df42SMark Haverkamp /* 700fe76df42SMark Haverkamp * Check that the command queued to the controller 701fe76df42SMark Haverkamp */ 7021a655040SSalyzyn, Mark if (status == -EINPROGRESS) 703fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 7041a655040SSalyzyn, Mark else if (status < 0) { 705fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 706fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7071a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 708fe76df42SMark Haverkamp } 709fe76df42SMark Haverkamp } 710fe76df42SMark Haverkamp 711fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 712fe76df42SMark Haverkamp { 713fe76df42SMark Haverkamp struct fib * fibptr; 714fe76df42SMark Haverkamp int status = -ENOMEM; 715fe76df42SMark Haverkamp 716fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 717fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 718fe76df42SMark Haverkamp 719fe76df42SMark Haverkamp aac_fib_init(fibptr); 720fe76df42SMark Haverkamp 721fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 722fe76df42SMark Haverkamp 723b836439fSMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 724b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 725b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 726b836439fSMahesh Rajashekhara else 727fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 728b836439fSMahesh Rajashekhara 729fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 730fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 731fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 732fe76df42SMark Haverkamp 733fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 734fe76df42SMark Haverkamp fibptr, 735fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 736fe76df42SMark Haverkamp FsaNormal, 737fe76df42SMark Haverkamp 0, 1, 7381a655040SSalyzyn, Mark _aac_probe_container1, 739fe76df42SMark Haverkamp (void *) scsicmd); 740fe76df42SMark Haverkamp /* 741fe76df42SMark Haverkamp * Check that the command queued to the controller 742fe76df42SMark Haverkamp */ 743fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 744fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 745fe76df42SMark Haverkamp return 0; 746fe76df42SMark Haverkamp } 747fe76df42SMark Haverkamp if (status < 0) { 748fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 749fe76df42SMark Haverkamp aac_fib_complete(fibptr); 750fe76df42SMark Haverkamp aac_fib_free(fibptr); 751fe76df42SMark Haverkamp } 752fe76df42SMark Haverkamp } 753fe76df42SMark Haverkamp if (status < 0) { 754fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 755fe76df42SMark Haverkamp if (fsa_dev_ptr) { 756fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 757fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 758fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 759fe76df42SMark Haverkamp return (*callback)(scsicmd); 760fe76df42SMark Haverkamp } 761fe76df42SMark Haverkamp } 762fe76df42SMark Haverkamp } 763fe76df42SMark Haverkamp return status; 764fe76df42SMark Haverkamp } 765fe76df42SMark Haverkamp 7661da177e4SLinus Torvalds /** 767bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 7681da177e4SLinus Torvalds * @dev: device to query 7691da177e4SLinus Torvalds * @cid: container identifier 7701da177e4SLinus Torvalds * 7711da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7721da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7731da177e4SLinus Torvalds */ 774fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 775fe76df42SMark Haverkamp { 776fe76df42SMark Haverkamp scsicmd->device = NULL; 777fe76df42SMark Haverkamp return 0; 778fe76df42SMark Haverkamp } 7791da177e4SLinus Torvalds 780bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 7811da177e4SLinus Torvalds { 782fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 783fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 7841da177e4SLinus Torvalds int status; 7851da177e4SLinus Torvalds 786fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 787fe76df42SMark Haverkamp kfree(scsicmd); 788fe76df42SMark Haverkamp kfree(scsidev); 78990ee3466SMark Haverkamp return -ENOMEM; 7901da177e4SLinus Torvalds } 791fe76df42SMark Haverkamp scsicmd->list.next = NULL; 7921a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 7931da177e4SLinus Torvalds 794fe76df42SMark Haverkamp scsicmd->device = scsidev; 795fe76df42SMark Haverkamp scsidev->sdev_state = 0; 796fe76df42SMark Haverkamp scsidev->id = cid; 797fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 7981da177e4SLinus Torvalds 799fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 800fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 801fe76df42SMark Haverkamp schedule(); 802802ae2f0SSalyzyn, Mark kfree(scsidev); 803fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 804fe76df42SMark Haverkamp kfree(scsicmd); 8051da177e4SLinus Torvalds return status; 8061da177e4SLinus Torvalds } 8071da177e4SLinus Torvalds 8081da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8091da177e4SLinus Torvalds struct scsi_inq { 8101da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8111da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8121da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8131da177e4SLinus Torvalds }; 8141da177e4SLinus Torvalds 8151da177e4SLinus Torvalds /** 8161da177e4SLinus Torvalds * InqStrCopy - string merge 8171da177e4SLinus Torvalds * @a: string to copy from 8181da177e4SLinus Torvalds * @b: string to copy to 8191da177e4SLinus Torvalds * 8201da177e4SLinus Torvalds * Copy a String from one location to another 8211da177e4SLinus Torvalds * without copying \0 8221da177e4SLinus Torvalds */ 8231da177e4SLinus Torvalds 8241da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8251da177e4SLinus Torvalds { 8261da177e4SLinus Torvalds 8271da177e4SLinus Torvalds while (*a != (char)0) 8281da177e4SLinus Torvalds *b++ = *a++; 8291da177e4SLinus Torvalds } 8301da177e4SLinus Torvalds 8311da177e4SLinus Torvalds static char *container_types[] = { 8321da177e4SLinus Torvalds "None", 8331da177e4SLinus Torvalds "Volume", 8341da177e4SLinus Torvalds "Mirror", 8351da177e4SLinus Torvalds "Stripe", 8361da177e4SLinus Torvalds "RAID5", 8371da177e4SLinus Torvalds "SSRW", 8381da177e4SLinus Torvalds "SSRO", 8391da177e4SLinus Torvalds "Morph", 8401da177e4SLinus Torvalds "Legacy", 8411da177e4SLinus Torvalds "RAID4", 8421da177e4SLinus Torvalds "RAID10", 8431da177e4SLinus Torvalds "RAID00", 8441da177e4SLinus Torvalds "V-MIRRORS", 8451da177e4SLinus Torvalds "PSEUDO R4", 8461da177e4SLinus Torvalds "RAID50", 84784971738SMark Haverkamp "RAID5D", 84884971738SMark Haverkamp "RAID5D0", 84984971738SMark Haverkamp "RAID1E", 85084971738SMark Haverkamp "RAID6", 85184971738SMark Haverkamp "RAID60", 8521da177e4SLinus Torvalds "Unknown" 8531da177e4SLinus Torvalds }; 8541da177e4SLinus Torvalds 85517eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 85617eaaceeSSalyzyn, Mark { 85717eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 85817eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 85917eaaceeSSalyzyn, Mark return container_types[tindex]; 86017eaaceeSSalyzyn, Mark } 8611da177e4SLinus Torvalds 8621da177e4SLinus Torvalds /* Function: setinqstr 8631da177e4SLinus Torvalds * 8641da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8651da177e4SLinus Torvalds * 8661da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 86725985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 86825985edcSLucas De Marchi * files instead of in OS dependent driver source. 8691da177e4SLinus Torvalds */ 8701da177e4SLinus Torvalds 871794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 8721da177e4SLinus Torvalds { 8731da177e4SLinus Torvalds struct scsi_inq *str; 8741da177e4SLinus Torvalds 8751da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 876794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 877794d0601SMark Haverkamp 878794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 879794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 8803bc8070fSSalyzyn, Mark int c; 8813bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 8823bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 8833bc8070fSSalyzyn, Mark else { 8843bc8070fSSalyzyn, Mark c = sizeof(str->vid); 885794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 886794d0601SMark Haverkamp ++cp; 887794d0601SMark Haverkamp c = *cp; 888794d0601SMark Haverkamp *cp = '\0'; 889794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 890794d0601SMark Haverkamp str->vid); 891794d0601SMark Haverkamp *cp = c; 892794d0601SMark Haverkamp while (*cp && *cp != ' ') 893794d0601SMark Haverkamp ++cp; 8943bc8070fSSalyzyn, Mark } 895794d0601SMark Haverkamp while (*cp == ' ') 896794d0601SMark Haverkamp ++cp; 897794d0601SMark Haverkamp /* last six chars reserved for vol type */ 898794d0601SMark Haverkamp c = 0; 899794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 900794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 901794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 902794d0601SMark Haverkamp } 903794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 904794d0601SMark Haverkamp if (c) 905794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 906794d0601SMark Haverkamp } else { 907794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9081da177e4SLinus Torvalds 9091da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 910794d0601SMark Haverkamp /* last six chars reserved for vol type */ 911794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 912794d0601SMark Haverkamp } 9131da177e4SLinus Torvalds 9146391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9151da177e4SLinus Torvalds char *findit = str->pid; 9161da177e4SLinus Torvalds 9171da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9181da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9191da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9201da177e4SLinus Torvalds *(findit -= 4) = ' '; 921794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 922794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9231da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9241da177e4SLinus Torvalds } 9251da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9261da177e4SLinus Torvalds } 9271da177e4SLinus Torvalds 92888e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 92988e2f98eSSalyzyn, Mark { 93088e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 93188e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 93288e2f98eSSalyzyn, Mark 93388e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 93488e2f98eSSalyzyn, Mark 93588e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 93688e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 93788e2f98eSSalyzyn, Mark return; 93888e2f98eSSalyzyn, Mark 93988e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 94088e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 94188e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9425d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9435d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9445d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 9455d910649SMahesh Rajashekhara int i; 9465d910649SMahesh Rajashekhara TVPD_Page83 VPDPage83Data; 9475d910649SMahesh Rajashekhara 9485d910649SMahesh Rajashekhara memset(((u8 *)&VPDPage83Data), 0, 9495d910649SMahesh Rajashekhara sizeof(VPDPage83Data)); 9505d910649SMahesh Rajashekhara 9515d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 9525d910649SMahesh Rajashekhara VPDPage83Data.DeviceType = 0; 9535d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 9545d910649SMahesh Rajashekhara VPDPage83Data.DeviceTypeQualifier = 0; 9555d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 9565d910649SMahesh Rajashekhara VPDPage83Data.PageCode = 0x83; 9575d910649SMahesh Rajashekhara VPDPage83Data.Reserved = 0; 9585d910649SMahesh Rajashekhara VPDPage83Data.PageLength = 9595d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1) + 9605d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType2); 9615d910649SMahesh Rajashekhara 9625d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 9635d910649SMahesh Rajashekhara /* VpdCodeSetAscii */ 9645d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.CodeSet = 2; 9655d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 9665d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.IdentifierType = 1; 9675d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.IdentifierLength = 9685d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1) - 4; 9695d910649SMahesh Rajashekhara 9705d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 9715d910649SMahesh Rajashekhara memcpy(VPDPage83Data.IdDescriptorType1.VendId, 9725d910649SMahesh Rajashekhara "ADAPTEC ", 9735d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1.VendId)); 9745d910649SMahesh Rajashekhara memcpy(VPDPage83Data.IdDescriptorType1.ProductId, 9755d910649SMahesh Rajashekhara "ARRAY ", 9765d910649SMahesh Rajashekhara sizeof( 9775d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.ProductId)); 9785d910649SMahesh Rajashekhara 9795d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 9805d910649SMahesh Rajashekhara * The LSB is the the end. 9815d910649SMahesh Rajashekhara */ 9825d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 9835d910649SMahesh Rajashekhara u8 temp = 9845d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 9855d910649SMahesh Rajashekhara if (temp > 0x9) { 9865d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.SerialNumber[i] = 9875d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 9885d910649SMahesh Rajashekhara } else { 9895d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.SerialNumber[i] = 9905d910649SMahesh Rajashekhara '0' + temp; 9915d910649SMahesh Rajashekhara } 9925d910649SMahesh Rajashekhara } 9935d910649SMahesh Rajashekhara 9945d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 9955d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.CodeSet = 1; 9965d910649SMahesh Rajashekhara /* VpdIdentifierTypeEUI64 */ 9975d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.IdentifierType = 2; 9985d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.IdentifierLength = 9995d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType2) - 4; 10005d910649SMahesh Rajashekhara 10015d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[0] = 0xD0; 10025d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[1] = 0; 10035d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[2] = 0; 10045d910649SMahesh Rajashekhara 10055d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.Serial = 10065d910649SMahesh Rajashekhara get_serial_reply->uid; 10075d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.Reserved = 0; 10085d910649SMahesh Rajashekhara 10095d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 10105d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, &VPDPage83Data, 10115d910649SMahesh Rajashekhara sizeof(VPDPage83Data)); 10125d910649SMahesh Rajashekhara } else { 10135d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 101488e2f98eSSalyzyn, Mark char sp[13]; 101588e2f98eSSalyzyn, Mark /* EVPD bit set */ 101688e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 101788e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 101888e2f98eSSalyzyn, Mark sp[2] = 0; 101988e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 102088e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10215d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10225d910649SMahesh Rajashekhara sizeof(sp)); 10235d910649SMahesh Rajashekhara } 102488e2f98eSSalyzyn, Mark } 102588e2f98eSSalyzyn, Mark 102688e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 102788e2f98eSSalyzyn, Mark 102888e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 102988e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 103088e2f98eSSalyzyn, Mark } 103188e2f98eSSalyzyn, Mark 103288e2f98eSSalyzyn, Mark /** 103388e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 103488e2f98eSSalyzyn, Mark */ 103588e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 103688e2f98eSSalyzyn, Mark { 103788e2f98eSSalyzyn, Mark int status; 103888e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 103988e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 104088e2f98eSSalyzyn, Mark struct aac_dev * dev; 104188e2f98eSSalyzyn, Mark 104288e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 104388e2f98eSSalyzyn, Mark 10446bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 104588e2f98eSSalyzyn, Mark 104688e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 104788e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 104888e2f98eSSalyzyn, Mark 104988e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 105088e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 105188e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 105288e2f98eSSalyzyn, Mark 105388e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 105488e2f98eSSalyzyn, Mark cmd_fibcontext, 1055fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 105688e2f98eSSalyzyn, Mark FsaNormal, 105788e2f98eSSalyzyn, Mark 0, 1, 105888e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 105988e2f98eSSalyzyn, Mark (void *) scsicmd); 106088e2f98eSSalyzyn, Mark 106188e2f98eSSalyzyn, Mark /* 106288e2f98eSSalyzyn, Mark * Check that the command queued to the controller 106388e2f98eSSalyzyn, Mark */ 106488e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 106588e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 106688e2f98eSSalyzyn, Mark return 0; 106788e2f98eSSalyzyn, Mark } 106888e2f98eSSalyzyn, Mark 106988e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 107088e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 107188e2f98eSSalyzyn, Mark return -1; 107288e2f98eSSalyzyn, Mark } 107388e2f98eSSalyzyn, Mark 107488e2f98eSSalyzyn, Mark /* Function: setinqserial 107588e2f98eSSalyzyn, Mark * 107688e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 107788e2f98eSSalyzyn, Mark * 107888e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 107988e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 108088e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 108188e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 108288e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 108388e2f98eSSalyzyn, Mark */ 108488e2f98eSSalyzyn, Mark 108588e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 108688e2f98eSSalyzyn, Mark { 108788e2f98eSSalyzyn, Mark /* 108888e2f98eSSalyzyn, Mark * This breaks array migration. 108988e2f98eSSalyzyn, Mark */ 109088e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 109188e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 109288e2f98eSSalyzyn, Mark } 109388e2f98eSSalyzyn, Mark 10948e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 10958e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 10961da177e4SLinus Torvalds { 10978e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 10988e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 10998e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 11001da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 11011da177e4SLinus Torvalds 11021da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 11031da177e4SLinus Torvalds 11041da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11051da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11068e31e607SSalyzyn, Mark 11071da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11088e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11091da177e4SLinus Torvalds 11108e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11111da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11121da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11138e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11141da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11151da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11161da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11178e31e607SSalyzyn, Mark } else 11188e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11191da177e4SLinus Torvalds } 11201da177e4SLinus Torvalds 1121e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1122e8f32de5SMark Haverkamp { 1123e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1124e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1125e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1126e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1127e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 11288e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 11298e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 11308e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1131e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 11323ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 11333ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1134e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1135e8f32de5SMark Haverkamp return 1; 1136e8f32de5SMark Haverkamp } 1137e8f32de5SMark Haverkamp return 0; 1138e8f32de5SMark Haverkamp } 1139e8f32de5SMark Haverkamp 1140e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1141e8f32de5SMark Haverkamp { 1142e8f32de5SMark Haverkamp return 0; 1143e8f32de5SMark Haverkamp } 1144e8f32de5SMark Haverkamp 1145e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1146e8f32de5SMark Haverkamp 1147e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1148e8f32de5SMark Haverkamp { 114985d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 115085d22bbfSMahesh Rajashekhara u16 fibsize, command; 11510b433447SMahesh Rajashekhara long ret; 115285d22bbfSMahesh Rajashekhara 1153e8f32de5SMark Haverkamp aac_fib_init(fib); 1154d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1155d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1156d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 115785d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 115885d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 115985d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 116085d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 116185d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1162b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1163b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 116485d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 116585d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 11660b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 11670b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 11680b433447SMahesh Rajashekhara if (ret < 0) 11690b433447SMahesh Rajashekhara return ret; 117085d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 117185d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 117285d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 117385d22bbfSMahesh Rajashekhara } else { 117485d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1175e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1176e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1177e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1178b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1179b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1180e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 118185d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1182e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1183e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 11840b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 11850b433447SMahesh Rajashekhara if (ret < 0) 11860b433447SMahesh Rajashekhara return ret; 118785d22bbfSMahesh Rajashekhara command = ContainerRawIo; 118885d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 118985d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 119085d22bbfSMahesh Rajashekhara } 119185d22bbfSMahesh Rajashekhara 1192e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1193e8f32de5SMark Haverkamp /* 1194e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1195e8f32de5SMark Haverkamp */ 119685d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1197e8f32de5SMark Haverkamp fib, 1198e8f32de5SMark Haverkamp fibsize, 1199e8f32de5SMark Haverkamp FsaNormal, 1200e8f32de5SMark Haverkamp 0, 1, 1201e8f32de5SMark Haverkamp (fib_callback) io_callback, 1202e8f32de5SMark Haverkamp (void *) cmd); 1203e8f32de5SMark Haverkamp } 1204e8f32de5SMark Haverkamp 1205e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1206e8f32de5SMark Haverkamp { 1207e8f32de5SMark Haverkamp u16 fibsize; 1208e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12090b433447SMahesh Rajashekhara long ret; 12100b433447SMahesh Rajashekhara 1211e8f32de5SMark Haverkamp aac_fib_init(fib); 1212e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1213e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1214e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1215e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1216e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1217e8f32de5SMark Haverkamp readcmd->pad = 0; 1218e8f32de5SMark Haverkamp readcmd->flags = 0; 1219e8f32de5SMark Haverkamp 12200b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12210b433447SMahesh Rajashekhara if (ret < 0) 12220b433447SMahesh Rajashekhara return ret; 1223e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1224e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1225e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1226e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1227e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1228e8f32de5SMark Haverkamp /* 1229e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1230e8f32de5SMark Haverkamp */ 1231e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1232e8f32de5SMark Haverkamp fib, 1233e8f32de5SMark Haverkamp fibsize, 1234e8f32de5SMark Haverkamp FsaNormal, 1235e8f32de5SMark Haverkamp 0, 1, 1236e8f32de5SMark Haverkamp (fib_callback) io_callback, 1237e8f32de5SMark Haverkamp (void *) cmd); 1238e8f32de5SMark Haverkamp } 1239e8f32de5SMark Haverkamp 1240e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1241e8f32de5SMark Haverkamp { 1242e8f32de5SMark Haverkamp u16 fibsize; 1243e8f32de5SMark Haverkamp struct aac_read *readcmd; 1244b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 12450b433447SMahesh Rajashekhara long ret; 12460b433447SMahesh Rajashekhara 1247e8f32de5SMark Haverkamp aac_fib_init(fib); 1248e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1249e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1250f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1251e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1252b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1253b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1254e8f32de5SMark Haverkamp 12550b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 12560b433447SMahesh Rajashekhara if (ret < 0) 12570b433447SMahesh Rajashekhara return ret; 1258e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1259e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1260e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1261e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1262e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1263e8f32de5SMark Haverkamp /* 1264e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1265e8f32de5SMark Haverkamp */ 1266e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1267e8f32de5SMark Haverkamp fib, 1268e8f32de5SMark Haverkamp fibsize, 1269e8f32de5SMark Haverkamp FsaNormal, 1270e8f32de5SMark Haverkamp 0, 1, 1271e8f32de5SMark Haverkamp (fib_callback) io_callback, 1272e8f32de5SMark Haverkamp (void *) cmd); 1273e8f32de5SMark Haverkamp } 1274e8f32de5SMark Haverkamp 12759d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1276e8f32de5SMark Haverkamp { 127785d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 127885d22bbfSMahesh Rajashekhara u16 fibsize, command; 12790b433447SMahesh Rajashekhara long ret; 128085d22bbfSMahesh Rajashekhara 1281e8f32de5SMark Haverkamp aac_fib_init(fib); 1282d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1283d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1284d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 128585d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 128685d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 128785d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 128885d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 128985d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1290b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1291b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 129285d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 129385d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 129485d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 129585d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 129685d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 12970b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 12980b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12990b433447SMahesh Rajashekhara if (ret < 0) 13000b433447SMahesh Rajashekhara return ret; 130185d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 130285d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 130385d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 130485d22bbfSMahesh Rajashekhara } else { 130585d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1306e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1307e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1308e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1309b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1310b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1311e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 131295e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 131395e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 131485d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 131585d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1316e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1317e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13180b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13190b433447SMahesh Rajashekhara if (ret < 0) 13200b433447SMahesh Rajashekhara return ret; 132185d22bbfSMahesh Rajashekhara command = ContainerRawIo; 132285d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 132385d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 132485d22bbfSMahesh Rajashekhara } 132585d22bbfSMahesh Rajashekhara 1326e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1327e8f32de5SMark Haverkamp /* 1328e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1329e8f32de5SMark Haverkamp */ 133085d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1331e8f32de5SMark Haverkamp fib, 1332e8f32de5SMark Haverkamp fibsize, 1333e8f32de5SMark Haverkamp FsaNormal, 1334e8f32de5SMark Haverkamp 0, 1, 1335e8f32de5SMark Haverkamp (fib_callback) io_callback, 1336e8f32de5SMark Haverkamp (void *) cmd); 1337e8f32de5SMark Haverkamp } 1338e8f32de5SMark Haverkamp 13399d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1340e8f32de5SMark Haverkamp { 1341e8f32de5SMark Haverkamp u16 fibsize; 1342e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 13430b433447SMahesh Rajashekhara long ret; 13440b433447SMahesh Rajashekhara 1345e8f32de5SMark Haverkamp aac_fib_init(fib); 1346e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1347e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1348e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1349e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1350e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1351e8f32de5SMark Haverkamp writecmd->pad = 0; 1352e8f32de5SMark Haverkamp writecmd->flags = 0; 1353e8f32de5SMark Haverkamp 13540b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 13550b433447SMahesh Rajashekhara if (ret < 0) 13560b433447SMahesh Rajashekhara return ret; 1357e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1358e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1359e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1360e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1361e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1362e8f32de5SMark Haverkamp /* 1363e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1364e8f32de5SMark Haverkamp */ 1365e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1366e8f32de5SMark Haverkamp fib, 1367e8f32de5SMark Haverkamp fibsize, 1368e8f32de5SMark Haverkamp FsaNormal, 1369e8f32de5SMark Haverkamp 0, 1, 1370e8f32de5SMark Haverkamp (fib_callback) io_callback, 1371e8f32de5SMark Haverkamp (void *) cmd); 1372e8f32de5SMark Haverkamp } 1373e8f32de5SMark Haverkamp 13749d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1375e8f32de5SMark Haverkamp { 1376e8f32de5SMark Haverkamp u16 fibsize; 1377e8f32de5SMark Haverkamp struct aac_write *writecmd; 1378b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13790b433447SMahesh Rajashekhara long ret; 13800b433447SMahesh Rajashekhara 1381e8f32de5SMark Haverkamp aac_fib_init(fib); 1382e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1383e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1384f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1385e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1386b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1387b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1388e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1389e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1390e8f32de5SMark Haverkamp 13910b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 13920b433447SMahesh Rajashekhara if (ret < 0) 13930b433447SMahesh Rajashekhara return ret; 1394e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1395e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1396e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1397e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1398e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1399e8f32de5SMark Haverkamp /* 1400e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1401e8f32de5SMark Haverkamp */ 1402e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1403e8f32de5SMark Haverkamp fib, 1404e8f32de5SMark Haverkamp fibsize, 1405e8f32de5SMark Haverkamp FsaNormal, 1406e8f32de5SMark Haverkamp 0, 1, 1407e8f32de5SMark Haverkamp (fib_callback) io_callback, 1408e8f32de5SMark Haverkamp (void *) cmd); 1409e8f32de5SMark Haverkamp } 1410e8f32de5SMark Haverkamp 1411e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1412e8f32de5SMark Haverkamp { 1413e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1414e8f32de5SMark Haverkamp u32 flag; 1415e8f32de5SMark Haverkamp u32 timeout; 1416e8f32de5SMark Haverkamp 1417e8f32de5SMark Haverkamp aac_fib_init(fib); 1418e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1419e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1420e8f32de5SMark Haverkamp flag = SRB_DataOut; 1421e8f32de5SMark Haverkamp break; 1422e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1423e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1424e8f32de5SMark Haverkamp break; 1425e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1426e8f32de5SMark Haverkamp flag = SRB_DataIn; 1427e8f32de5SMark Haverkamp break; 1428e8f32de5SMark Haverkamp case DMA_NONE: 1429e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1430e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1431e8f32de5SMark Haverkamp break; 1432e8f32de5SMark Haverkamp } 1433e8f32de5SMark Haverkamp 1434e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1435e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1436e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1437e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1438e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1439e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1440242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1441e8f32de5SMark Haverkamp if (timeout == 0) 1442e8f32de5SMark Haverkamp timeout = 1; 1443e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1444e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1445e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1446e8f32de5SMark Haverkamp return srbcmd; 1447e8f32de5SMark Haverkamp } 1448e8f32de5SMark Haverkamp 1449e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1450e8f32de5SMark Haverkamp 1451e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1452e8f32de5SMark Haverkamp { 1453e8f32de5SMark Haverkamp u16 fibsize; 1454e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 14550b433447SMahesh Rajashekhara long ret; 1456e8f32de5SMark Haverkamp 14570b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 14580b433447SMahesh Rajashekhara if (ret < 0) 14590b433447SMahesh Rajashekhara return ret; 1460727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1461e8f32de5SMark Haverkamp 1462e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1463e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1464e8f32de5SMark Haverkamp /* 1465e8f32de5SMark Haverkamp * Build Scatter/Gather list 1466e8f32de5SMark Haverkamp */ 1467e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1468e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1469e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1470e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1471e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1472e8f32de5SMark Haverkamp 1473e8f32de5SMark Haverkamp /* 1474e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1475e8f32de5SMark Haverkamp */ 1476e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1477e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1478e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1479e8f32de5SMark Haverkamp (void *) cmd); 1480e8f32de5SMark Haverkamp } 1481e8f32de5SMark Haverkamp 1482e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1483e8f32de5SMark Haverkamp { 1484e8f32de5SMark Haverkamp u16 fibsize; 1485e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 14860b433447SMahesh Rajashekhara long ret; 1487e8f32de5SMark Haverkamp 14880b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 14890b433447SMahesh Rajashekhara if (ret < 0) 14900b433447SMahesh Rajashekhara return ret; 1491727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1492e8f32de5SMark Haverkamp 1493e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1494e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1495e8f32de5SMark Haverkamp /* 1496e8f32de5SMark Haverkamp * Build Scatter/Gather list 1497e8f32de5SMark Haverkamp */ 1498e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1499e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1500e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1501e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1502e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1503e8f32de5SMark Haverkamp 1504e8f32de5SMark Haverkamp /* 1505e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1506e8f32de5SMark Haverkamp */ 1507e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1508e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1509e8f32de5SMark Haverkamp } 1510e8f32de5SMark Haverkamp 151194cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 151294cf6ba1SSalyzyn, Mark { 1513d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 151494cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 151594cf6ba1SSalyzyn, Mark return FAILED; 151694cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 151794cf6ba1SSalyzyn, Mark } 151894cf6ba1SSalyzyn, Mark 1519c83b11e3SRaghava Aditya Renukunta /** 1520c83b11e3SRaghava Aditya Renukunta * aac_update hba_map()- update current hba map with data from FW 1521c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1522c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1523c83b11e3SRaghava Aditya Renukunta * 1524c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1525c83b11e3SRaghava Aditya Renukunta */ 1526c83b11e3SRaghava Aditya Renukunta void aac_update_hba_map(struct aac_dev *dev, 1527c83b11e3SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns) 1528c83b11e3SRaghava Aditya Renukunta { 1529c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1530c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1531c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1532c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1533c83b11e3SRaghava Aditya Renukunta u8 devtype; 1534c83b11e3SRaghava Aditya Renukunta 1535c83b11e3SRaghava Aditya Renukunta lun_count = ((phys_luns->list_length[0] << 24) 1536c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[1] << 16) 1537c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[2] << 8) 1538c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[3])) / 24; 1539c83b11e3SRaghava Aditya Renukunta 1540c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1541c83b11e3SRaghava Aditya Renukunta 1542c83b11e3SRaghava Aditya Renukunta bus = phys_luns->lun[i].level2[1] & 0x3f; 1543c83b11e3SRaghava Aditya Renukunta target = phys_luns->lun[i].level2[0]; 1544c83b11e3SRaghava Aditya Renukunta expose_flag = phys_luns->lun[i].bus >> 6; 1545c83b11e3SRaghava Aditya Renukunta attribs = phys_luns->lun[i].node_ident[9]; 1546c83b11e3SRaghava Aditya Renukunta nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); 1547c83b11e3SRaghava Aditya Renukunta 1548c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1549c83b11e3SRaghava Aditya Renukunta continue; 1550c83b11e3SRaghava Aditya Renukunta 1551c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1552c83b11e3SRaghava Aditya Renukunta 1553c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1554c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1555c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1556c83b11e3SRaghava Aditya Renukunta } 1557c83b11e3SRaghava Aditya Renukunta 1558c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1559c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1560c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1561c83b11e3SRaghava Aditya Renukunta nexus; 1562c83b11e3SRaghava Aditya Renukunta } else 1563c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1564c83b11e3SRaghava Aditya Renukunta 1565c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1566c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1567c83b11e3SRaghava Aditya Renukunta 1568c83b11e3SRaghava Aditya Renukunta update_devtype: 1569c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 1570c83b11e3SRaghava Aditya Renukunta } 1571c83b11e3SRaghava Aditya Renukunta } 1572c83b11e3SRaghava Aditya Renukunta 1573c83b11e3SRaghava Aditya Renukunta /** 1574c83b11e3SRaghava Aditya Renukunta * aac_report_phys_luns() Process topology change 1575c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1576c83b11e3SRaghava Aditya Renukunta * @fibptr: fib pointer 1577c83b11e3SRaghava Aditya Renukunta * 1578c83b11e3SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1579c83b11e3SRaghava Aditya Renukunta * the current hba_map. 1580c83b11e3SRaghava Aditya Renukunta */ 1581c83b11e3SRaghava Aditya Renukunta int aac_report_phys_luns(struct aac_dev *dev, struct fib *fibptr) 1582c83b11e3SRaghava Aditya Renukunta { 1583c83b11e3SRaghava Aditya Renukunta int fibsize, datasize; 1584c83b11e3SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1585c83b11e3SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1586c83b11e3SRaghava Aditya Renukunta struct sgmap64 *sg64; 1587c83b11e3SRaghava Aditya Renukunta dma_addr_t addr; 1588c83b11e3SRaghava Aditya Renukunta u32 vbus, vid; 1589c83b11e3SRaghava Aditya Renukunta u32 rcode = 0; 1590c83b11e3SRaghava Aditya Renukunta 1591c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 1592c83b11e3SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) 1593c83b11e3SRaghava Aditya Renukunta + sizeof(struct sgentry64); 1594c83b11e3SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) 1595c83b11e3SRaghava Aditya Renukunta + (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1596c83b11e3SRaghava Aditya Renukunta 1597c83b11e3SRaghava Aditya Renukunta phys_luns = (struct aac_ciss_phys_luns_resp *) pci_alloc_consistent( 1598c83b11e3SRaghava Aditya Renukunta dev->pdev, datasize, &addr); 1599c83b11e3SRaghava Aditya Renukunta 1600c83b11e3SRaghava Aditya Renukunta if (phys_luns == NULL) { 1601c83b11e3SRaghava Aditya Renukunta rcode = -ENOMEM; 1602c83b11e3SRaghava Aditya Renukunta goto err_out; 1603c83b11e3SRaghava Aditya Renukunta } 1604c83b11e3SRaghava Aditya Renukunta 1605c83b11e3SRaghava Aditya Renukunta vbus = (u32) le16_to_cpu( 1606c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceBus); 1607c83b11e3SRaghava Aditya Renukunta vid = (u32) le16_to_cpu( 1608c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceTarget); 1609c83b11e3SRaghava Aditya Renukunta 1610c83b11e3SRaghava Aditya Renukunta aac_fib_init(fibptr); 1611c83b11e3SRaghava Aditya Renukunta 1612c83b11e3SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 1613c83b11e3SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1614c83b11e3SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 1615c83b11e3SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 1616c83b11e3SRaghava Aditya Renukunta srbcmd->lun = 0; 1617c83b11e3SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1618c83b11e3SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 1619c83b11e3SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 1620c83b11e3SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 1621c83b11e3SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 1622c83b11e3SRaghava Aditya Renukunta 1623c83b11e3SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1624c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1625c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1626c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1627c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1628c83b11e3SRaghava Aditya Renukunta 1629c83b11e3SRaghava Aditya Renukunta sg64 = (struct sgmap64 *) &srbcmd->sg; 1630c83b11e3SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 1631c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 1632c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 1633c83b11e3SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 1634c83b11e3SRaghava Aditya Renukunta 1635c83b11e3SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, 1636c83b11e3SRaghava Aditya Renukunta FsaNormal, 1, 1, NULL, NULL); 1637c83b11e3SRaghava Aditya Renukunta 1638c83b11e3SRaghava Aditya Renukunta /* analyse data */ 1639c83b11e3SRaghava Aditya Renukunta if (rcode >= 0 && phys_luns->resp_flag == 2) { 1640c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1641c83b11e3SRaghava Aditya Renukunta aac_update_hba_map(dev, phys_luns); 1642c83b11e3SRaghava Aditya Renukunta } 1643c83b11e3SRaghava Aditya Renukunta 1644c83b11e3SRaghava Aditya Renukunta pci_free_consistent(dev->pdev, datasize, (void *) phys_luns, addr); 1645c83b11e3SRaghava Aditya Renukunta err_out: 1646c83b11e3SRaghava Aditya Renukunta return rcode; 1647c83b11e3SRaghava Aditya Renukunta } 1648c83b11e3SRaghava Aditya Renukunta 16491da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 16501da177e4SLinus Torvalds { 16511da177e4SLinus Torvalds struct fib* fibptr; 16521da177e4SLinus Torvalds int rcode; 1653c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 16547c00ffa3SMark Haverkamp struct aac_adapter_info *info; 165584971738SMark Haverkamp struct aac_bus_info *command; 165684971738SMark Haverkamp struct aac_bus_info_response *bus_info; 16577c00ffa3SMark Haverkamp 1658bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 16591da177e4SLinus Torvalds return -ENOMEM; 16601da177e4SLinus Torvalds 1661bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 16621da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 16637c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 16641da177e4SLinus Torvalds 1665bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 16661da177e4SLinus Torvalds fibptr, 16677c00ffa3SMark Haverkamp sizeof(*info), 16681da177e4SLinus Torvalds FsaNormal, 16699203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 16701da177e4SLinus Torvalds NULL, 16711da177e4SLinus Torvalds NULL); 16721da177e4SLinus Torvalds 16737c00ffa3SMark Haverkamp if (rcode < 0) { 1674cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1675cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1676cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1677bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1678bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1679cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 16807c00ffa3SMark Haverkamp return rcode; 16817c00ffa3SMark Haverkamp } 16827c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 16837c00ffa3SMark Haverkamp 1684c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceBus = 0xffff; 16857c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 168606a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 16877c00ffa3SMark Haverkamp 1688bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 16897c00ffa3SMark Haverkamp 169006a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 16917c00ffa3SMark Haverkamp 169206a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 16937c00ffa3SMark Haverkamp 1694bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 16957c00ffa3SMark Haverkamp fibptr, 169606a43d17SSalyzyn, Mark sizeof(*sinfo), 16977c00ffa3SMark Haverkamp FsaNormal, 16987c00ffa3SMark Haverkamp 1, 1, 16997c00ffa3SMark Haverkamp NULL, 17007c00ffa3SMark Haverkamp NULL); 17017c00ffa3SMark Haverkamp 17027c00ffa3SMark Haverkamp if (rcode >= 0) 170306a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1704cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1705cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1706cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1707cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1708cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1709cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 17107c00ffa3SMark Haverkamp } 17111da177e4SLinus Torvalds 1712c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 1713c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 1714c83b11e3SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) 1715c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 1716c83b11e3SRaghava Aditya Renukunta } 171784971738SMark Haverkamp 171884971738SMark Haverkamp /* 171984971738SMark Haverkamp * GetBusInfo 172084971738SMark Haverkamp */ 172184971738SMark Haverkamp 1722bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 172384971738SMark Haverkamp 172484971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 172584971738SMark Haverkamp 172684971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 172784971738SMark Haverkamp 172884971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 172984971738SMark Haverkamp 173084971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 173184971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 173284971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 173384971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 173484971738SMark Haverkamp 1735bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 173684971738SMark Haverkamp fibptr, 173784971738SMark Haverkamp sizeof (*bus_info), 173884971738SMark Haverkamp FsaNormal, 173984971738SMark Haverkamp 1, 1, 174084971738SMark Haverkamp NULL, NULL); 174184971738SMark Haverkamp 174294cf6ba1SSalyzyn, Mark /* reasoned default */ 174394cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 174484971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 174584971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 174684971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 174784971738SMark Haverkamp } 174884971738SMark Haverkamp 1749c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 1750c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceBus != 0xffff) { 1751c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 1752c83b11e3SRaghava Aditya Renukunta rcode = aac_report_phys_luns(dev, fibptr); 1753c83b11e3SRaghava Aditya Renukunta } 1754c83b11e3SRaghava Aditya Renukunta 17558c867b25SMark Haverkamp if (!dev->in_reset) { 175624f02e1dSSalyzyn, Mark char buffer[16]; 17571da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 17587c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 17591da177e4SLinus Torvalds dev->name, 17601da177e4SLinus Torvalds dev->id, 17611da177e4SLinus Torvalds tmp>>24, 17621da177e4SLinus Torvalds (tmp>>16)&0xff, 17631da177e4SLinus Torvalds tmp&0xff, 17647c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 17657c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 17667c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 17671da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 17681da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 17691da177e4SLinus Torvalds dev->name, dev->id, 17701da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 17711da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 17721da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 17731da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 17741da177e4SLinus Torvalds dev->name, dev->id, 17751da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 17761da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 177724f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1778ee959b00STony Jones if (aac_get_serial_number( 177924f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 178024f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 178124f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1782a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1783a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1784a45c863fSSalyzyn, Mark dev->name, dev->id, 1785a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1786a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1787a45c863fSSalyzyn, Mark } 17882f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 178929c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1790a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 179129c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 179229c97684SSalyzyn, Mark dev->name, dev->id); 179329c97684SSalyzyn, Mark } 17948c867b25SMark Haverkamp } 17951da177e4SLinus Torvalds 179695e852e1SSalyzyn, Mark dev->cache_protected = 0; 1797cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 1798cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 17991da177e4SLinus Torvalds dev->nondasd_support = 0; 18001da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 180195e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 18021da177e4SLinus Torvalds dev->nondasd_support = 1; 18031da177e4SLinus Torvalds 18041da177e4SLinus Torvalds /* 18051da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 18061da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 18071da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 18081da177e4SLinus Torvalds * additional changes changes will have to be made to support 18091da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 18101da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 18111da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 18121da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 18131da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 18141da177e4SLinus Torvalds */ 18151da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 18161da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 18171da177e4SLinus Torvalds dev->nondasd_support = 1; 18181da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 18191da177e4SLinus Torvalds } 18201da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 18211da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 18221da177e4SLinus Torvalds dev->name, dev->id); 18231da177e4SLinus Torvalds 182495e852e1SSalyzyn, Mark if (nondasd != -1) 18251da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 18262f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 18271da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 18281da177e4SLinus Torvalds 1829e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 1830d8e96507SLeubner, Achim dev->needs_dac = 1; 18311da177e4SLinus Torvalds dev->dac_support = 0; 1832d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 1833d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 18342f7ecc55SSalyzyn, Mark if (!dev->in_reset) 18352f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 18362f7ecc55SSalyzyn, Mark dev->name, dev->id); 18371da177e4SLinus Torvalds dev->dac_support = 1; 18381da177e4SLinus Torvalds } 18391da177e4SLinus Torvalds 18401da177e4SLinus Torvalds if(dacmode != -1) { 18411da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 18421da177e4SLinus Torvalds } 1843d8e96507SLeubner, Achim 1844d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 1845d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 1846d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 1847d8e96507SLeubner, Achim dev->nondasd_support = 0; 1848d8e96507SLeubner, Achim dev->jbod = 0; 1849d8e96507SLeubner, Achim expose_physicals = 0; 1850d8e96507SLeubner, Achim } 1851d8e96507SLeubner, Achim 18521da177e4SLinus Torvalds if(dev->dac_support != 0) { 18536a35528aSYang Hongyang if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && 18546a35528aSYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 18552f7ecc55SSalyzyn, Mark if (!dev->in_reset) 18561da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 18571da177e4SLinus Torvalds dev->name, dev->id); 1858284901a9SYang Hongyang } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && 1859284901a9SYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 18601da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 18611da177e4SLinus Torvalds dev->name, dev->id); 18621da177e4SLinus Torvalds dev->dac_support = 0; 18631da177e4SLinus Torvalds } else { 18641da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 18651da177e4SLinus Torvalds dev->name, dev->id); 18661da177e4SLinus Torvalds rcode = -ENOMEM; 18671da177e4SLinus Torvalds } 18681da177e4SLinus Torvalds } 18697c00ffa3SMark Haverkamp /* 1870e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1871e8f32de5SMark Haverkamp * interface. 18727c00ffa3SMark Haverkamp */ 1873e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 187494cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 187594cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 187694cf6ba1SSalyzyn, Mark : aac_scsi_64) 1877e8f32de5SMark Haverkamp : aac_scsi_32; 1878e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1879e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1880e8f32de5SMark Haverkamp ? aac_bounds_64 1881e8f32de5SMark Haverkamp : aac_bounds_32; 1882e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1883e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1884e8f32de5SMark Haverkamp } else { 1885e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 18867c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 18877c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 188863a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 188963a70eeaSMark Haverkamp sizeof(struct sgentry); 18907c00ffa3SMark Haverkamp if (dev->dac_support) { 1891e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1892e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 18937c00ffa3SMark Haverkamp /* 18947c00ffa3SMark Haverkamp * 38 scatter gather elements 18957c00ffa3SMark Haverkamp */ 18967c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 18977c00ffa3SMark Haverkamp (dev->max_fib_size - 18987c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 18997c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 190063a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 190163a70eeaSMark Haverkamp sizeof(struct sgentry64); 1902e8f32de5SMark Haverkamp } else { 1903e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1904e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 19057c00ffa3SMark Haverkamp } 19067c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 19077c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 19087c00ffa3SMark Haverkamp /* 19097c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 19107c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 19117c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 19127c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 19137c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 19147c00ffa3SMark Haverkamp * element. 19157c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 19167c00ffa3SMark Haverkamp */ 19177c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 19187c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 19197c00ffa3SMark Haverkamp } 19200e68c003SMark Haverkamp } 1921cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 1922cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1923bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1924bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1925cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 19261da177e4SLinus Torvalds 19271da177e4SLinus Torvalds return rcode; 19281da177e4SLinus Torvalds } 19291da177e4SLinus Torvalds 19301da177e4SLinus Torvalds 1931e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 19321da177e4SLinus Torvalds { 19331da177e4SLinus Torvalds struct aac_dev *dev; 19341da177e4SLinus Torvalds struct aac_read_reply *readreply; 19351da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 19361da177e4SLinus Torvalds u32 cid; 19371da177e4SLinus Torvalds 19381da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 19391da177e4SLinus Torvalds 194003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 194103d44337SMark Haverkamp return; 194203d44337SMark Haverkamp 19431a655040SSalyzyn, Mark dev = fibptr->dev; 1944e5718774SMark Haverkamp cid = scmd_id(scsicmd); 19451da177e4SLinus Torvalds 19467a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 19477a8cf29dSMark Haverkamp u64 lba; 19487a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 19497a8cf29dSMark Haverkamp case WRITE_6: 19507a8cf29dSMark Haverkamp case READ_6: 19517a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 19527a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 19537a8cf29dSMark Haverkamp break; 19547a8cf29dSMark Haverkamp case WRITE_16: 19557a8cf29dSMark Haverkamp case READ_16: 19567a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 19577a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 19587a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 19597a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 19607a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 19617a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 19627a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 19637a8cf29dSMark Haverkamp break; 19647a8cf29dSMark Haverkamp case WRITE_12: 19657a8cf29dSMark Haverkamp case READ_12: 19667a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 19677a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 19687a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 19697a8cf29dSMark Haverkamp break; 19707a8cf29dSMark Haverkamp default: 19717a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 19727a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 19737a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 19747a8cf29dSMark Haverkamp break; 19757a8cf29dSMark Haverkamp } 19767a8cf29dSMark Haverkamp printk(KERN_DEBUG 19777a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 19787a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 19797a8cf29dSMark Haverkamp } 19801da177e4SLinus Torvalds 1981125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 19821da177e4SLinus Torvalds 1983727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1984727eead6SFUJITA Tomonori 19851da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 1986655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 1987655d722cSMark Salyzyn case ST_OK: 1988655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1989655d722cSMark Salyzyn SAM_STAT_GOOD; 1990655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 1991655d722cSMark Salyzyn break; 1992655d722cSMark Salyzyn case ST_NOT_READY: 1993655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1994655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 1995655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 1996655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 1997655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1998655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1999655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2000655d722cSMark Salyzyn break; 2001f956a669SRaghava Aditya Renukunta case ST_MEDERR: 2002f956a669SRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2003f956a669SRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 2004f956a669SRaghava Aditya Renukunta set_sense(&dev->fsa_dev[cid].sense_data, MEDIUM_ERROR, 2005f956a669SRaghava Aditya Renukunta SENCODE_UNRECOVERED_READ_ERROR, ASENCODE_NO_SENSE, 0, 0); 2006f956a669SRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2007f956a669SRaghava Aditya Renukunta min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2008f956a669SRaghava Aditya Renukunta SCSI_SENSE_BUFFERSIZE)); 2009f956a669SRaghava Aditya Renukunta break; 2010655d722cSMark Salyzyn default: 20117c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 2012e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 20131da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 20147c00ffa3SMark Haverkamp #endif 2015655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2016655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 20178e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 20188e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 20198e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 20201da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 20213ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 20223ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2023655d722cSMark Salyzyn break; 20241da177e4SLinus Torvalds } 2025bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 20261da177e4SLinus Torvalds 20278e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 20281da177e4SLinus Torvalds } 20291da177e4SLinus Torvalds 20309e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 20311da177e4SLinus Torvalds { 20327a8cf29dSMark Haverkamp u64 lba; 20331da177e4SLinus Torvalds u32 count; 20341da177e4SLinus Torvalds int status; 20351da177e4SLinus Torvalds struct aac_dev *dev; 20361da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2037da3cc679SRajashekhara, Mahesh int cid; 20381da177e4SLinus Torvalds 20391da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 20401da177e4SLinus Torvalds /* 20411da177e4SLinus Torvalds * Get block address and transfer length 20421da177e4SLinus Torvalds */ 20437a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 20447a8cf29dSMark Haverkamp case READ_6: 20459e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 20461da177e4SLinus Torvalds 20477a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 20487a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 20491da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 20501da177e4SLinus Torvalds 20511da177e4SLinus Torvalds if (count == 0) 20521da177e4SLinus Torvalds count = 256; 20537a8cf29dSMark Haverkamp break; 20547a8cf29dSMark Haverkamp case READ_16: 20559e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 20567a8cf29dSMark Haverkamp 20577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 20587a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 20597a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 20607a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 20617a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 20627a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 20637a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 20647a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 20657a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 20667a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 20677a8cf29dSMark Haverkamp break; 20687a8cf29dSMark Haverkamp case READ_12: 20699e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 20707a8cf29dSMark Haverkamp 20717a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 20727a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 20737a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 20747a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 20757a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 20767a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 20777a8cf29dSMark Haverkamp break; 20787a8cf29dSMark Haverkamp default: 20799e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 20801da177e4SLinus Torvalds 20817a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 20827a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 20837a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 20841da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 20857a8cf29dSMark Haverkamp break; 20861da177e4SLinus Torvalds } 2087da3cc679SRajashekhara, Mahesh 2088da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2089da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2090da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2091da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2092da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2093da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2094da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2095da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2096da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2097da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2098da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2099da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2100da3cc679SRajashekhara, Mahesh return 1; 2101da3cc679SRajashekhara, Mahesh } 2102da3cc679SRajashekhara, Mahesh 21037a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 21047c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2105e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 21067a8cf29dSMark Haverkamp return 0; 21071da177e4SLinus Torvalds /* 21081da177e4SLinus Torvalds * Alocate and initialize a Fib 21091da177e4SLinus Torvalds */ 21106bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 21111da177e4SLinus Torvalds 2112e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 21131da177e4SLinus Torvalds 21141da177e4SLinus Torvalds /* 21151da177e4SLinus Torvalds * Check that the command queued to the controller 21161da177e4SLinus Torvalds */ 211777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 211877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 21191da177e4SLinus Torvalds return 0; 212077d644d4SMark Haverkamp } 21211da177e4SLinus Torvalds 2122bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 21231da177e4SLinus Torvalds /* 21241da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 21251da177e4SLinus Torvalds */ 21261da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 21278e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2128bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2129bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 21301da177e4SLinus Torvalds return 0; 21311da177e4SLinus Torvalds } 21321da177e4SLinus Torvalds 21339e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 21341da177e4SLinus Torvalds { 21357a8cf29dSMark Haverkamp u64 lba; 21361da177e4SLinus Torvalds u32 count; 21379d399cc7SSalyzyn, Mark int fua; 21381da177e4SLinus Torvalds int status; 21391da177e4SLinus Torvalds struct aac_dev *dev; 21401da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2141da3cc679SRajashekhara, Mahesh int cid; 21421da177e4SLinus Torvalds 21431da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21441da177e4SLinus Torvalds /* 21451da177e4SLinus Torvalds * Get block address and transfer length 21461da177e4SLinus Torvalds */ 21471da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 21481da177e4SLinus Torvalds { 21491da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 21501da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 21511da177e4SLinus Torvalds if (count == 0) 21521da177e4SLinus Torvalds count = 256; 21539d399cc7SSalyzyn, Mark fua = 0; 21547a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 21559e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 21567a8cf29dSMark Haverkamp 21577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 21587a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 21597a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 21607a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 21617a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 21627a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 21637a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 21647a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 21657a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 21669d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 21677a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 21689e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 21697a8cf29dSMark Haverkamp 21707a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 21717a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21727a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 21737a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 21749d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 21751da177e4SLinus Torvalds } else { 21769e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 21777a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21781da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 21799d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 21801da177e4SLinus Torvalds } 2181da3cc679SRajashekhara, Mahesh 2182da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2183da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2184da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2185da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2186da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2187da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2188da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2189da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2190da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2191da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2192da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2193da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2194da3cc679SRajashekhara, Mahesh return 1; 2195da3cc679SRajashekhara, Mahesh } 2196da3cc679SRajashekhara, Mahesh 21977a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 21981da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2199e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 22007a8cf29dSMark Haverkamp return 0; 22011da177e4SLinus Torvalds /* 22021da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 22031da177e4SLinus Torvalds */ 22046bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 22051da177e4SLinus Torvalds 22069d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 22071da177e4SLinus Torvalds 22081da177e4SLinus Torvalds /* 22091da177e4SLinus Torvalds * Check that the command queued to the controller 22101da177e4SLinus Torvalds */ 221177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 221277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 22131da177e4SLinus Torvalds return 0; 22141da177e4SLinus Torvalds } 22151da177e4SLinus Torvalds 2216bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 22171da177e4SLinus Torvalds /* 22181da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 22191da177e4SLinus Torvalds */ 22201da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 22218e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22221da177e4SLinus Torvalds 2223bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2224bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 22251da177e4SLinus Torvalds return 0; 22261da177e4SLinus Torvalds } 22271da177e4SLinus Torvalds 22281da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 22291da177e4SLinus Torvalds { 22301da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 22311da177e4SLinus Torvalds struct scsi_cmnd *cmd; 22321da177e4SLinus Torvalds 22331da177e4SLinus Torvalds cmd = context; 22341da177e4SLinus Torvalds 223503d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 223603d44337SMark Haverkamp return; 223703d44337SMark Haverkamp 22381da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 22391da177e4SLinus Torvalds smp_processor_id(), jiffies)); 22401da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 22411da177e4SLinus Torvalds 22421da177e4SLinus Torvalds 22431da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 22441da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 22451da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 22461da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22471da177e4SLinus Torvalds else { 22481da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 22491a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2250e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 22511da177e4SLinus Torvalds printk(KERN_WARNING 22521da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 22531da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 22541da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 22551da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 22568e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22578e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 22588e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 22591da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2260b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2261b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 22621da177e4SLinus Torvalds } 22631da177e4SLinus Torvalds 2264bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2265bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 22668e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 22671da177e4SLinus Torvalds } 22681da177e4SLinus Torvalds 22699e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 22701da177e4SLinus Torvalds { 22711da177e4SLinus Torvalds int status; 22721da177e4SLinus Torvalds struct fib *cmd_fibcontext; 22731da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 22741da177e4SLinus Torvalds struct scsi_cmnd *cmd; 22751da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 22761da177e4SLinus Torvalds int active = 0; 227790ee3466SMark Haverkamp struct aac_dev *aac; 2278b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2279b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2280b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 22811da177e4SLinus Torvalds unsigned long flags; 22821da177e4SLinus Torvalds 22831da177e4SLinus Torvalds /* 228477d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 228577d644d4SMark Haverkamp * specific target (block). 22861da177e4SLinus Torvalds */ 22871da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 22881da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2289b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2290b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2291b90f90d2SSalyzyn, Mark u32 cmnd_count; 2292b90f90d2SSalyzyn, Mark 2293b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2294b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2295b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2296b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2297b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2298b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2299b90f90d2SSalyzyn, Mark cmnd_count = 256; 2300b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2301b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2302b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2303b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2304b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2305b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2306b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2307b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2308b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2309b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2310b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2311b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2312b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2313b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2314b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2315b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2316b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2317b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2318b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2319b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2320b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2321b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2322b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2323b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2324b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2325b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2326b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2327b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2328b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2329b90f90d2SSalyzyn, Mark } else 2330b90f90d2SSalyzyn, Mark continue; 2331b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2332b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2333b90f90d2SSalyzyn, Mark continue; 23341da177e4SLinus Torvalds ++active; 23351da177e4SLinus Torvalds break; 23361da177e4SLinus Torvalds } 23371da177e4SLinus Torvalds 23381da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 23391da177e4SLinus Torvalds 23401da177e4SLinus Torvalds /* 23411da177e4SLinus Torvalds * Yield the processor (requeue for later) 23421da177e4SLinus Torvalds */ 23431da177e4SLinus Torvalds if (active) 23441da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 23451da177e4SLinus Torvalds 2346f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 23478c867b25SMark Haverkamp if (aac->in_reset) 23488c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 23498c867b25SMark Haverkamp 23501da177e4SLinus Torvalds /* 23517c00ffa3SMark Haverkamp * Allocate and initialize a Fib 23521da177e4SLinus Torvalds */ 235390ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 23541da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 23551da177e4SLinus Torvalds 2356bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 23571da177e4SLinus Torvalds 23581da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 23591da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 23601da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 23619e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 23621da177e4SLinus Torvalds synchronizecmd->count = 23631da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 23641da177e4SLinus Torvalds 23651da177e4SLinus Torvalds /* 23661da177e4SLinus Torvalds * Now send the Fib to the adapter 23671da177e4SLinus Torvalds */ 2368bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 23691da177e4SLinus Torvalds cmd_fibcontext, 23701da177e4SLinus Torvalds sizeof(struct aac_synchronize), 23711da177e4SLinus Torvalds FsaNormal, 23721da177e4SLinus Torvalds 0, 1, 23731da177e4SLinus Torvalds (fib_callback)synchronize_callback, 23741da177e4SLinus Torvalds (void *)scsicmd); 23751da177e4SLinus Torvalds 23761da177e4SLinus Torvalds /* 23771da177e4SLinus Torvalds * Check that the command queued to the controller 23781da177e4SLinus Torvalds */ 237977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 238077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23811da177e4SLinus Torvalds return 0; 238277d644d4SMark Haverkamp } 23831da177e4SLinus Torvalds 23841da177e4SLinus Torvalds printk(KERN_WARNING 2385bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2386bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2387bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23881da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 23891da177e4SLinus Torvalds } 23901da177e4SLinus Torvalds 2391655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2392655d722cSMark Salyzyn { 2393655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2394655d722cSMark Salyzyn 2395655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2396655d722cSMark Salyzyn return; 2397655d722cSMark Salyzyn 2398655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2399655d722cSMark Salyzyn 2400655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2401655d722cSMark Salyzyn 2402655d722cSMark Salyzyn aac_fib_complete(fibptr); 2403655d722cSMark Salyzyn aac_fib_free(fibptr); 2404655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2405655d722cSMark Salyzyn } 2406655d722cSMark Salyzyn 2407655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2408655d722cSMark Salyzyn { 2409655d722cSMark Salyzyn int status; 2410655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2411655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2412655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2413655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2414655d722cSMark Salyzyn 2415655d722cSMark Salyzyn if (!(aac->supplement_adapter_info.SupportedOptions2 & 2416655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2417655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2418655d722cSMark Salyzyn SAM_STAT_GOOD; 2419655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2420655d722cSMark Salyzyn return 0; 2421655d722cSMark Salyzyn } 2422655d722cSMark Salyzyn 2423655d722cSMark Salyzyn if (aac->in_reset) 2424655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2425655d722cSMark Salyzyn 2426655d722cSMark Salyzyn /* 2427655d722cSMark Salyzyn * Allocate and initialize a Fib 2428655d722cSMark Salyzyn */ 24296bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2430655d722cSMark Salyzyn 2431655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2432655d722cSMark Salyzyn 2433655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2434655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2435655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2436655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2437655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2438655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2439655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2440655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2441655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2442655d722cSMark Salyzyn 2443655d722cSMark Salyzyn /* 2444655d722cSMark Salyzyn * Now send the Fib to the adapter 2445655d722cSMark Salyzyn */ 2446655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2447655d722cSMark Salyzyn cmd_fibcontext, 2448655d722cSMark Salyzyn sizeof(struct aac_power_management), 2449655d722cSMark Salyzyn FsaNormal, 2450655d722cSMark Salyzyn 0, 1, 2451655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2452655d722cSMark Salyzyn (void *)scsicmd); 2453655d722cSMark Salyzyn 2454655d722cSMark Salyzyn /* 2455655d722cSMark Salyzyn * Check that the command queued to the controller 2456655d722cSMark Salyzyn */ 2457655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2458655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2459655d722cSMark Salyzyn return 0; 2460655d722cSMark Salyzyn } 2461655d722cSMark Salyzyn 2462655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2463655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2464655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2465655d722cSMark Salyzyn } 2466655d722cSMark Salyzyn 24671da177e4SLinus Torvalds /** 24681da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 24691da177e4SLinus Torvalds * @scsicmd: SCSI command block 24701da177e4SLinus Torvalds * 24711da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 24721da177e4SLinus Torvalds * aacraid firmware. 24731da177e4SLinus Torvalds */ 24741da177e4SLinus Torvalds 24751da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 24761da177e4SLinus Torvalds { 24771a655040SSalyzyn, Mark u32 cid; 24781da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 24791da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 24801da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 24811da177e4SLinus Torvalds 248290ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 248390ee3466SMark Haverkamp return -1; 24841da177e4SLinus Torvalds /* 24851da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 24861da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 24871da177e4SLinus Torvalds * itself. 24881da177e4SLinus Torvalds */ 24891a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 24901a655040SSalyzyn, Mark if (cid != host->this_id) { 24911a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 24921a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2493e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 24941da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2495c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 24961da177e4SLinus Torvalds } 24971da177e4SLinus Torvalds 24981da177e4SLinus Torvalds /* 24991da177e4SLinus Torvalds * If the target container doesn't exist, it may have 25001da177e4SLinus Torvalds * been newly created 25011da177e4SLinus Torvalds */ 2502655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2503655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2504655d722cSMark Salyzyn NOT_READY)) { 25051da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2506eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 25077a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 25087a8cf29dSMark Haverkamp !(dev->raw_io_64) || 25097a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 25107a8cf29dSMark Haverkamp break; 25111da177e4SLinus Torvalds case INQUIRY: 25121da177e4SLinus Torvalds case READ_CAPACITY: 25131da177e4SLinus Torvalds case TEST_UNIT_READY: 25148c867b25SMark Haverkamp if (dev->in_reset) 25158c867b25SMark Haverkamp return -1; 2516fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2517fe76df42SMark Haverkamp aac_probe_container_callback2); 25181da177e4SLinus Torvalds default: 25191da177e4SLinus Torvalds break; 25201da177e4SLinus Torvalds } 25211da177e4SLinus Torvalds } 25221da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2523cb1042f2SSalyzyn, Mark if (dev->nondasd_support || expose_physicals || 2524cb1042f2SSalyzyn, Mark dev->jbod) { 25258c867b25SMark Haverkamp if (dev->in_reset) 25268c867b25SMark Haverkamp return -1; 25271da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 25281da177e4SLinus Torvalds } else { 25291da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2530c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 25311da177e4SLinus Torvalds } 25321da177e4SLinus Torvalds } 25331da177e4SLinus Torvalds } 25341da177e4SLinus Torvalds /* 25351da177e4SLinus Torvalds * else Command for the controller itself 25361da177e4SLinus Torvalds */ 25371da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 25381da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 25391da177e4SLinus Torvalds { 25401da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 25411da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 25428e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 25438e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 25448e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 25451da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 25463ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 25473ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2548c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 25491da177e4SLinus Torvalds } 25501da177e4SLinus Torvalds 25511da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2552c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2553c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2554c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2555c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2556c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2557c4e2fbcaSRaghava Aditya Renukunta return -1; 2558c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2559c4e2fbcaSRaghava Aditya Renukunta 2560c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2561c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2562c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2563c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2564c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2565c4e2fbcaSRaghava Aditya Renukunta return -1; 2566c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2567c4e2fbcaSRaghava Aditya Renukunta 2568c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2569c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2570c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2571c4e2fbcaSRaghava Aditya Renukunta break; 2572c4e2fbcaSRaghava Aditya Renukunta } 2573c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2574c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2575c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 25761da177e4SLinus Torvalds case INQUIRY: 25771da177e4SLinus Torvalds { 25783b2946ccSMark Haverkamp struct inquiry_data inq_data; 25791da177e4SLinus Torvalds 25801a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 25813b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 25821da177e4SLinus Torvalds 2583d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 258488e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 258588e2f98eSSalyzyn, Mark 258688e2f98eSSalyzyn, Mark /* EVPD bit set */ 258788e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 258888e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 258988e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 259088e2f98eSSalyzyn, Mark /* supported vital product data pages */ 25915d910649SMahesh Rajashekhara arr[3] = 3; 259288e2f98eSSalyzyn, Mark arr[4] = 0x0; 259388e2f98eSSalyzyn, Mark arr[5] = 0x80; 25945d910649SMahesh Rajashekhara arr[6] = 0x83; 259588e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2596d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 259788e2f98eSSalyzyn, Mark sizeof(inq_data)); 2598c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 259988e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 260088e2f98eSSalyzyn, Mark /* unit serial number page */ 260188e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 260288e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 260388e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2604d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 260588e2f98eSSalyzyn, Mark sizeof(inq_data)); 2606d8e96507SLeubner, Achim if (aac_wwn != 2) 2607d8e96507SLeubner, Achim return aac_get_container_serial( 2608d8e96507SLeubner, Achim scsicmd); 2609c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 26105d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 26115d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 26125d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 26135d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 26145d910649SMahesh Rajashekhara scmd_id(scsicmd)); 26155d910649SMahesh Rajashekhara if (aac_wwn != 2) 26165d910649SMahesh Rajashekhara return aac_get_container_serial( 26175d910649SMahesh Rajashekhara scsicmd); 2618c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 261988e2f98eSSalyzyn, Mark } else { 262088e2f98eSSalyzyn, Mark /* vpd page not implemented */ 262188e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 262288e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 262388e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 26248e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26258e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 26268e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 262788e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 262888e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 26293ace426fSSalyzyn, Mark min_t(size_t, 26303ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 26313ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 263288e2f98eSSalyzyn, Mark } 2633c4e2fbcaSRaghava Aditya Renukunta break; 263488e2f98eSSalyzyn, Mark } 26353b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 26363b2946ccSMark 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 */ 26373b2946ccSMark Haverkamp inq_data.inqd_len = 31; 26381da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 26393b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 26401da177e4SLinus Torvalds /* 26411da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 26421da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 26431da177e4SLinus Torvalds */ 26441a655040SSalyzyn, Mark if (cid == host->this_id) { 26456391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 26463b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2647d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2648d4345028SFUJITA Tomonori sizeof(inq_data)); 2649c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2650c4e2fbcaSRaghava Aditya Renukunta break; 26511da177e4SLinus Torvalds } 26528c867b25SMark Haverkamp if (dev->in_reset) 26538c867b25SMark Haverkamp return -1; 2654794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 26553b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2656d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 26579e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 26581da177e4SLinus Torvalds } 2659eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 26607a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 26617a8cf29dSMark Haverkamp !(dev->raw_io_64) || 26627a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 26637a8cf29dSMark Haverkamp break; 26647a8cf29dSMark Haverkamp { 26657a8cf29dSMark Haverkamp u64 capacity; 266607ce5ebaSMark Haverkamp char cp[13]; 2667b271f1c8SFUJITA Tomonori unsigned int alloc_len; 26687a8cf29dSMark Haverkamp 26697a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 26707a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 26717a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 26727a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 26737a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 26747a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 26757a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 26767a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 26777a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 26787a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2679b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2680b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2681b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2682b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 268307ce5ebaSMark Haverkamp cp[12] = 0; 268407ce5ebaSMark Haverkamp 2685b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2686b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2687b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2688b271f1c8SFUJITA Tomonori 2689b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2690d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2691b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2692b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2693b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 26947a8cf29dSMark Haverkamp 26957a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 26967a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 26977a8cf29dSMark Haverkamp 2698c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2699c4e2fbcaSRaghava Aditya Renukunta break; 27007a8cf29dSMark Haverkamp } 27017a8cf29dSMark Haverkamp 27021da177e4SLinus Torvalds case READ_CAPACITY: 27031da177e4SLinus Torvalds { 27041da177e4SLinus Torvalds u32 capacity; 27053b2946ccSMark Haverkamp char cp[8]; 27061da177e4SLinus Torvalds 27071da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 27087a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 27091da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 27101da177e4SLinus Torvalds else 27111da177e4SLinus Torvalds capacity = (u32)-1; 27123b2946ccSMark Haverkamp 27131da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 27141da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 27151da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 27161da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2717b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2718b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2719b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2720b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2721d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 27227a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 27237a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2724c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2725c4e2fbcaSRaghava Aditya Renukunta break; 27261da177e4SLinus Torvalds } 27271da177e4SLinus Torvalds 27281da177e4SLinus Torvalds case MODE_SENSE: 27291da177e4SLinus Torvalds { 27309d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2731b836439fSMahesh Rajashekhara u32 capacity; 2732b836439fSMahesh Rajashekhara aac_modep_data mpd; 2733b836439fSMahesh Rajashekhara 2734b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2735b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2736b836439fSMahesh Rajashekhara else 2737b836439fSMahesh Rajashekhara capacity = (u32)-1; 27381da177e4SLinus Torvalds 27391da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 2740b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 2741b836439fSMahesh Rajashekhara 2742b836439fSMahesh Rajashekhara /* Mode data length */ 2743b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 2744b836439fSMahesh Rajashekhara /* Medium type - default */ 2745b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 2746b836439fSMahesh Rajashekhara /* Device-specific param, 27479d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 27489d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2749b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 2750b836439fSMahesh Rajashekhara 275195e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2752b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 2753b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 2754b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 2755b836439fSMahesh Rajashekhara else { 2756b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 2757b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 2758b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 2759b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2760b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 2761b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2762b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 2763b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 27645d910649SMahesh Rajashekhara 27655d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 27665d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 27675d910649SMahesh Rajashekhara /* page length */ 27685d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 27695d910649SMahesh Rajashekhara /* Mode data length */ 27705d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 27715d910649SMahesh Rajashekhara } else { 27725d910649SMahesh Rajashekhara /* Mode data length */ 27735d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 27745d910649SMahesh Rajashekhara } 27755d910649SMahesh Rajashekhara 2776b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 2777b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 2778b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 2779b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 2780b836439fSMahesh Rajashekhara } else { 2781b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 2782b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 2783b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 2784b836439fSMahesh Rajashekhara } 2785b836439fSMahesh Rajashekhara } 27869d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 27879d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 2788b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 2789b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 2790b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 2791b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 279295e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 2793b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 27945d910649SMahesh Rajashekhara } 27955d910649SMahesh Rajashekhara 27969d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 27979d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 27985d910649SMahesh Rajashekhara else 27995d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 2800b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 2801b836439fSMahesh Rajashekhara (char *)&mpd, 2802b836439fSMahesh Rajashekhara mode_buf_length); 2803c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2804c4e2fbcaSRaghava Aditya Renukunta break; 28051da177e4SLinus Torvalds } 28061da177e4SLinus Torvalds case MODE_SENSE_10: 28071da177e4SLinus Torvalds { 2808b836439fSMahesh Rajashekhara u32 capacity; 28099d399cc7SSalyzyn, Mark int mode_buf_length = 8; 2810b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 2811b836439fSMahesh Rajashekhara 2812b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2813b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2814b836439fSMahesh Rajashekhara else 2815b836439fSMahesh Rajashekhara capacity = (u32)-1; 28161da177e4SLinus Torvalds 28171da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 2818b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 2819b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 2820b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 2821b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 2822b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 2823b836439fSMahesh Rajashekhara /* Medium type - default */ 2824b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 2825b836439fSMahesh Rajashekhara /* Device-specific param, 28269d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 28279d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2828b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 2829b836439fSMahesh Rajashekhara 283095e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2831b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 2832b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 2833b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 2834b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 2835b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 2836b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 2837b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 2838b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 2839b836439fSMahesh Rajashekhara } else { 2840b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 2841b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 2842b836439fSMahesh Rajashekhara 2843b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 2844b836439fSMahesh Rajashekhara 2845b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 2846b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2847b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 2848b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2849b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 2850b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 2851b836439fSMahesh Rajashekhara 2852b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 2853b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 2854b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 2855b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 2856b836439fSMahesh Rajashekhara } else { 2857b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 2858b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 2859b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 2860b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 2861b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 2862b836439fSMahesh Rajashekhara capacity & 0xff; 2863b836439fSMahesh Rajashekhara } 2864b836439fSMahesh Rajashekhara } 28659d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 28669d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 2867b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 2868b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 2869b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 2870b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 287195e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 2872b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 28739d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 28749d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 28759d399cc7SSalyzyn, Mark } 2876b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 2877b836439fSMahesh Rajashekhara (char *)&mpd10, 2878b836439fSMahesh Rajashekhara mode_buf_length); 28791da177e4SLinus Torvalds 2880c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2881c4e2fbcaSRaghava Aditya Renukunta break; 28821da177e4SLinus Torvalds } 28831da177e4SLinus Torvalds case REQUEST_SENSE: 28841da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 2885c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2886c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 2887c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 2888c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 2889c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2890c4e2fbcaSRaghava Aditya Renukunta break; 28911da177e4SLinus Torvalds 28921da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 28931da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 28941da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 28951da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 28961da177e4SLinus Torvalds else 28971da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 28981da177e4SLinus Torvalds 2899c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2900c4e2fbcaSRaghava Aditya Renukunta break; 29011da177e4SLinus Torvalds /* 29021da177e4SLinus Torvalds * These commands are all No-Ops 29031da177e4SLinus Torvalds */ 29041da177e4SLinus Torvalds case TEST_UNIT_READY: 2905655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 2906655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2907655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2908655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 2909655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 2910655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 2911655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 2912655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 2913655d722cSMark Salyzyn min_t(size_t, 2914655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 2915655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2916c4e2fbcaSRaghava Aditya Renukunta break; 2917655d722cSMark Salyzyn } 29181da177e4SLinus Torvalds case RESERVE: 29191da177e4SLinus Torvalds case RELEASE: 29201da177e4SLinus Torvalds case REZERO_UNIT: 29211da177e4SLinus Torvalds case REASSIGN_BLOCKS: 29221da177e4SLinus Torvalds case SEEK_10: 2923c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2924c4e2fbcaSRaghava Aditya Renukunta break; 2925655d722cSMark Salyzyn 2926655d722cSMark Salyzyn case START_STOP: 2927655d722cSMark Salyzyn return aac_start_stop(scsicmd); 29281da177e4SLinus Torvalds 292995e852e1SSalyzyn, Mark /* FALLTHRU */ 29301da177e4SLinus Torvalds default: 29311da177e4SLinus Torvalds /* 29321da177e4SLinus Torvalds * Unhandled commands 29331da177e4SLinus Torvalds */ 2934c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 2935c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 2936c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2937c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 29388e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29391da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 29408e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 29411da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 29423ace426fSSalyzyn, Mark min_t(size_t, 29433ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29443ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2945c4e2fbcaSRaghava Aditya Renukunta } 2946c4e2fbcaSRaghava Aditya Renukunta 2947c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 2948c4e2fbcaSRaghava Aditya Renukunta 29491da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 29501da177e4SLinus Torvalds return 0; 29511da177e4SLinus Torvalds } 29521da177e4SLinus Torvalds 29531da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 29541da177e4SLinus Torvalds { 29551da177e4SLinus Torvalds struct aac_query_disk qd; 29561da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 29571da177e4SLinus Torvalds 29581da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 295990ee3466SMark Haverkamp if (!fsa_dev_ptr) 296065101355SMark Haverkamp return -EBUSY; 29611da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 29621da177e4SLinus Torvalds return -EFAULT; 29631da177e4SLinus Torvalds if (qd.cnum == -1) 2964e5718774SMark Haverkamp qd.cnum = qd.id; 29651da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 29661da177e4SLinus Torvalds { 29671da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 29681da177e4SLinus Torvalds return -EINVAL; 29691da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 29701da177e4SLinus Torvalds qd.bus = 0; 29711da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 29721da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 29731da177e4SLinus Torvalds } 29741da177e4SLinus Torvalds else return -EINVAL; 29751da177e4SLinus Torvalds 2976fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 29771da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 29781da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 29791da177e4SLinus Torvalds 29801da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 29811da177e4SLinus Torvalds qd.unmapped = 1; 29821da177e4SLinus Torvalds else 29831da177e4SLinus Torvalds qd.unmapped = 0; 29841da177e4SLinus Torvalds 29851da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 29861da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 29871da177e4SLinus Torvalds 29881da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 29891da177e4SLinus Torvalds return -EFAULT; 29901da177e4SLinus Torvalds return 0; 29911da177e4SLinus Torvalds } 29921da177e4SLinus Torvalds 29931da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 29941da177e4SLinus Torvalds { 29951da177e4SLinus Torvalds struct aac_delete_disk dd; 29961da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 29971da177e4SLinus Torvalds 29981da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 299965101355SMark Haverkamp if (!fsa_dev_ptr) 300065101355SMark Haverkamp return -EBUSY; 30011da177e4SLinus Torvalds 30021da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 30031da177e4SLinus Torvalds return -EFAULT; 30041da177e4SLinus Torvalds 30051da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 30061da177e4SLinus Torvalds return -EINVAL; 30071da177e4SLinus Torvalds /* 30081da177e4SLinus Torvalds * Mark this container as being deleted. 30091da177e4SLinus Torvalds */ 30101da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 30111da177e4SLinus Torvalds /* 30121da177e4SLinus Torvalds * Mark the container as no longer valid 30131da177e4SLinus Torvalds */ 30141da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 30151da177e4SLinus Torvalds return 0; 30161da177e4SLinus Torvalds } 30171da177e4SLinus Torvalds 30181da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 30191da177e4SLinus Torvalds { 30201da177e4SLinus Torvalds struct aac_delete_disk dd; 30211da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 30221da177e4SLinus Torvalds 30231da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 302490ee3466SMark Haverkamp if (!fsa_dev_ptr) 302565101355SMark Haverkamp return -EBUSY; 30261da177e4SLinus Torvalds 30271da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 30281da177e4SLinus Torvalds return -EFAULT; 30291da177e4SLinus Torvalds 30301da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 30311da177e4SLinus Torvalds return -EINVAL; 30321da177e4SLinus Torvalds /* 30331da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 30341da177e4SLinus Torvalds */ 30351da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 30361da177e4SLinus Torvalds return -EBUSY; 30371da177e4SLinus Torvalds else { 30381da177e4SLinus Torvalds /* 30391da177e4SLinus Torvalds * Mark the container as no longer being valid. 30401da177e4SLinus Torvalds */ 30411da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 30421da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 30431da177e4SLinus Torvalds return 0; 30441da177e4SLinus Torvalds } 30451da177e4SLinus Torvalds } 30461da177e4SLinus Torvalds 30471da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 30481da177e4SLinus Torvalds { 30491da177e4SLinus Torvalds switch (cmd) { 30501da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 30511da177e4SLinus Torvalds return query_disk(dev, arg); 30521da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 30531da177e4SLinus Torvalds return delete_disk(dev, arg); 30541da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 30551da177e4SLinus Torvalds return force_delete_disk(dev, arg); 30561da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 30571da177e4SLinus Torvalds return aac_get_containers(dev); 30581da177e4SLinus Torvalds default: 30591da177e4SLinus Torvalds return -ENOTTY; 30601da177e4SLinus Torvalds } 30611da177e4SLinus Torvalds } 30621da177e4SLinus Torvalds 30631da177e4SLinus Torvalds /** 30641da177e4SLinus Torvalds * 30651da177e4SLinus Torvalds * aac_srb_callback 30661da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 30671da177e4SLinus Torvalds * @fibptr: pointer to the fib 30681da177e4SLinus Torvalds * 30691da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 30701da177e4SLinus Torvalds * 30711da177e4SLinus Torvalds */ 30721da177e4SLinus Torvalds 30731da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 30741da177e4SLinus Torvalds { 30751da177e4SLinus Torvalds struct aac_dev *dev; 30761da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 30771da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 30781da177e4SLinus Torvalds 30791da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 308003d44337SMark Haverkamp 308103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 308203d44337SMark Haverkamp return; 308303d44337SMark Haverkamp 3084125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 30854ec57fb4SRaghava Aditya Renukunta 30861a655040SSalyzyn, Mark dev = fibptr->dev; 30871a655040SSalyzyn, Mark 308855b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 30894ec57fb4SRaghava Aditya Renukunta 30901da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 309185d22bbfSMahesh Rajashekhara 309285d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 309385d22bbfSMahesh Rajashekhara /* fast response */ 309485d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 309585d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 309685d22bbfSMahesh Rajashekhara } else { 30971da177e4SLinus Torvalds /* 30981da177e4SLinus Torvalds * Calculate resid for sg 30991da177e4SLinus Torvalds */ 3100727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3101727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 31024ec57fb4SRaghava Aditya Renukunta } 31034ec57fb4SRaghava Aditya Renukunta 31044ec57fb4SRaghava Aditya Renukunta 31054ec57fb4SRaghava Aditya Renukunta scsi_dma_unmap(scsicmd); 31064ec57fb4SRaghava Aditya Renukunta 31074ec57fb4SRaghava Aditya Renukunta /* expose physical device if expose_physicald flag is on */ 31084ec57fb4SRaghava Aditya Renukunta if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 31094ec57fb4SRaghava Aditya Renukunta && expose_physicals > 0) 31104ec57fb4SRaghava Aditya Renukunta aac_expose_phy_device(scsicmd); 31114ec57fb4SRaghava Aditya Renukunta 31121da177e4SLinus Torvalds /* 31131da177e4SLinus Torvalds * First check the fib status 31141da177e4SLinus Torvalds */ 31151da177e4SLinus Torvalds 31161da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 31171da177e4SLinus Torvalds int len; 311855b87608SMahesh Rajashekhara 31194ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: srb failed, status = %d\n", 31204ec57fb4SRaghava Aditya Renukunta le32_to_cpu(srbreply->status)); 31213ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 31223ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 312355b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 312455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 312555b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 312655b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 312755b87608SMahesh Rajashekhara srbreply->sense_data, len); 31281da177e4SLinus Torvalds } 31291da177e4SLinus Torvalds 31301da177e4SLinus Torvalds /* 31311da177e4SLinus Torvalds * Next check the srb status 31321da177e4SLinus Torvalds */ 31331da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 31341da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 31351da177e4SLinus Torvalds case SRB_STATUS_PENDING: 31361da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 31371da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 31381da177e4SLinus Torvalds break; 31391da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 31401da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 31411da177e4SLinus Torvalds case READ_6: 31421da177e4SLinus Torvalds case WRITE_6: 31431da177e4SLinus Torvalds case READ_10: 31441da177e4SLinus Torvalds case WRITE_10: 31451da177e4SLinus Torvalds case READ_12: 31461da177e4SLinus Torvalds case WRITE_12: 31477a8cf29dSMark Haverkamp case READ_16: 31487a8cf29dSMark Haverkamp case WRITE_16: 314955b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 315055b87608SMahesh Rajashekhara < scsicmd->underflow) 31514ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD underflow\n"); 315255b87608SMahesh Rajashekhara else 31534ec57fb4SRaghava Aditya Renukunta pr_warn("aacraid: SCSI CMD Data Overrun\n"); 315455b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 315555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31561da177e4SLinus Torvalds break; 31574ec57fb4SRaghava Aditya Renukunta case INQUIRY: 315855b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 315955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31601da177e4SLinus Torvalds break; 31611da177e4SLinus Torvalds default: 31621da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 31631da177e4SLinus Torvalds break; 31641da177e4SLinus Torvalds } 31651da177e4SLinus Torvalds break; 31661da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 31671da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 31681da177e4SLinus Torvalds break; 31691da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 317055b87608SMahesh Rajashekhara /* 317155b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 317255b87608SMahesh Rajashekhara * hba was trying to abort for some reason 317355b87608SMahesh Rajashekhara */ 31741da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 31751da177e4SLinus Torvalds break; 31761da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 317755b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 317855b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 31791da177e4SLinus Torvalds break; 31801da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 31811da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 31821da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 31831da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 31841da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 318555b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 318655b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31871da177e4SLinus Torvalds break; 31881da177e4SLinus Torvalds 31891da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 31901da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 319155b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 319255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31931da177e4SLinus Torvalds break; 31941da177e4SLinus Torvalds 31951da177e4SLinus Torvalds case SRB_STATUS_BUSY: 319655b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 319755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31981da177e4SLinus Torvalds break; 31991da177e4SLinus Torvalds 32001da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 320155b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 320255b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 32031da177e4SLinus Torvalds break; 32041da177e4SLinus Torvalds 32051da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 320655b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 320755b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 32081da177e4SLinus Torvalds break; 32091da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 32101da177e4SLinus Torvalds case SRB_STATUS_ERROR: 32111da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 32121da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 32131da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 32141da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 32151da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 32161da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 32171da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 32181da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 32191da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 32201da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 32211da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 32221da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 32231da177e4SLinus Torvalds default: 32241da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 32254ec57fb4SRaghava Aditya Renukunta pr_info("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x -scsi status 0x%x\n", 32261da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 32271da177e4SLinus Torvalds aac_get_status_string( 32281da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 32291da177e4SLinus Torvalds scsicmd->cmnd[0], 32301da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 32311da177e4SLinus Torvalds #endif 32324ec57fb4SRaghava Aditya Renukunta /* 32334ec57fb4SRaghava Aditya Renukunta * When the CC bit is SET by the host in ATA pass thru CDB, 32344ec57fb4SRaghava Aditya Renukunta * driver is supposed to return DID_OK 32354ec57fb4SRaghava Aditya Renukunta * 32364ec57fb4SRaghava Aditya Renukunta * When the CC bit is RESET by the host, driver should 32374ec57fb4SRaghava Aditya Renukunta * return DID_ERROR 32384ec57fb4SRaghava Aditya Renukunta */ 32391fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 32401fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 32414ec57fb4SRaghava Aditya Renukunta 32421fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 32431fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 32441fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 32451da177e4SLinus Torvalds break; 32461fc8010aSRajashekhara, Mahesh } else { 32471fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 32481fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 32491fc8010aSRajashekhara, Mahesh break; 32501fc8010aSRajashekhara, Mahesh } 32511fc8010aSRajashekhara, Mahesh } else { 32521fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 32531fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 32541fc8010aSRajashekhara, Mahesh break; 32551fc8010aSRajashekhara, Mahesh } 32561da177e4SLinus Torvalds } 325755b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 325855b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 32591da177e4SLinus Torvalds int len; 326055b87608SMahesh Rajashekhara 32611da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 32623ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 32633ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 32641da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 32654ec57fb4SRaghava Aditya Renukunta pr_warn("aac_srb_callback: check condition, status = %d len=%d\n", 32667a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 32671da177e4SLinus Torvalds #endif 326855b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 326955b87608SMahesh Rajashekhara srbreply->sense_data, len); 327055b87608SMahesh Rajashekhara } 32714ec57fb4SRaghava Aditya Renukunta 32721da177e4SLinus Torvalds /* 32731da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 32741da177e4SLinus Torvalds */ 32751da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 32761da177e4SLinus Torvalds 3277bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 32788e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 32791da177e4SLinus Torvalds } 32801da177e4SLinus Torvalds 32811da177e4SLinus Torvalds /** 32821da177e4SLinus Torvalds * 32831da177e4SLinus Torvalds * aac_send_scb_fib 32841da177e4SLinus Torvalds * @scsicmd: the scsi command block 32851da177e4SLinus Torvalds * 32861da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 32871da177e4SLinus Torvalds * scsicmd passed in. 32881da177e4SLinus Torvalds */ 32891da177e4SLinus Torvalds 32901da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 32911da177e4SLinus Torvalds { 32921da177e4SLinus Torvalds struct fib* cmd_fibcontext; 32931da177e4SLinus Torvalds struct aac_dev* dev; 32941da177e4SLinus Torvalds int status; 32951da177e4SLinus Torvalds 329684971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3297e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 329884971738SMark Haverkamp scsicmd->device->lun > 7) { 32991da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 33001da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 33011da177e4SLinus Torvalds return 0; 33021da177e4SLinus Torvalds } 33031da177e4SLinus Torvalds 33041da177e4SLinus Torvalds /* 33051da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 33061da177e4SLinus Torvalds */ 33076bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 33086bf3b630SRaghava Aditya Renukunta 3309e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 33101da177e4SLinus Torvalds 33111da177e4SLinus Torvalds /* 33121da177e4SLinus Torvalds * Check that the command queued to the controller 33131da177e4SLinus Torvalds */ 33141da177e4SLinus Torvalds if (status == -EINPROGRESS) { 331577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 33161da177e4SLinus Torvalds return 0; 33171da177e4SLinus Torvalds } 33181da177e4SLinus Torvalds 3319bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3320bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3321bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 33221da177e4SLinus Torvalds 33231da177e4SLinus Torvalds return -1; 33241da177e4SLinus Torvalds } 33251da177e4SLinus Torvalds 33260b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 33271da177e4SLinus Torvalds { 33281da177e4SLinus Torvalds struct aac_dev *dev; 33291da177e4SLinus Torvalds unsigned long byte_count = 0; 3330727eead6SFUJITA Tomonori int nseg; 33311da177e4SLinus Torvalds 33321da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 33331da177e4SLinus Torvalds // Get rid of old data 33341da177e4SLinus Torvalds psg->count = 0; 33351da177e4SLinus Torvalds psg->sg[0].addr = 0; 33361da177e4SLinus Torvalds psg->sg[0].count = 0; 3337727eead6SFUJITA Tomonori 3338727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 33390b433447SMahesh Rajashekhara if (nseg < 0) 33400b433447SMahesh Rajashekhara return nseg; 3341727eead6SFUJITA Tomonori if (nseg) { 33421da177e4SLinus Torvalds struct scatterlist *sg; 33431da177e4SLinus Torvalds int i; 33441da177e4SLinus Torvalds 3345727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 33461da177e4SLinus Torvalds 3347727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 33481da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 33491da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 33501da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 33511da177e4SLinus Torvalds } 33521da177e4SLinus Torvalds /* hba wants the size to be exact */ 3353727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 335456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3355727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 335656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3357727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 33581da177e4SLinus Torvalds } 33591da177e4SLinus Torvalds /* Check for command underflow */ 33601da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 33611da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 33621da177e4SLinus Torvalds byte_count, scsicmd->underflow); 33631da177e4SLinus Torvalds } 33641da177e4SLinus Torvalds } 33651da177e4SLinus Torvalds return byte_count; 33661da177e4SLinus Torvalds } 33671da177e4SLinus Torvalds 33681da177e4SLinus Torvalds 33690b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 33701da177e4SLinus Torvalds { 33711da177e4SLinus Torvalds struct aac_dev *dev; 33721da177e4SLinus Torvalds unsigned long byte_count = 0; 337356b58712SMark Haverkamp u64 addr; 3374727eead6SFUJITA Tomonori int nseg; 33751da177e4SLinus Torvalds 33761da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 33771da177e4SLinus Torvalds // Get rid of old data 33781da177e4SLinus Torvalds psg->count = 0; 33791da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 33801da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 33811da177e4SLinus Torvalds psg->sg[0].count = 0; 3382727eead6SFUJITA Tomonori 3383727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 33840b433447SMahesh Rajashekhara if (nseg < 0) 33850b433447SMahesh Rajashekhara return nseg; 3386727eead6SFUJITA Tomonori if (nseg) { 33871da177e4SLinus Torvalds struct scatterlist *sg; 33881da177e4SLinus Torvalds int i; 33891da177e4SLinus Torvalds 3390727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 33911241f359SMark Haverkamp int count = sg_dma_len(sg); 339256b58712SMark Haverkamp addr = sg_dma_address(sg); 339356b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 339456b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 33951241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 33961241f359SMark Haverkamp byte_count += count; 33971da177e4SLinus Torvalds } 3398727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 33991da177e4SLinus Torvalds /* hba wants the size to be exact */ 3400727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 340156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3402727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 340356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3404727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 34051da177e4SLinus Torvalds } 34061da177e4SLinus Torvalds /* Check for command underflow */ 34071da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 34081da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 34091da177e4SLinus Torvalds byte_count, scsicmd->underflow); 34101da177e4SLinus Torvalds } 34111da177e4SLinus Torvalds } 34121da177e4SLinus Torvalds return byte_count; 34131da177e4SLinus Torvalds } 34141da177e4SLinus Torvalds 34150b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 34160e68c003SMark Haverkamp { 34170e68c003SMark Haverkamp unsigned long byte_count = 0; 3418727eead6SFUJITA Tomonori int nseg; 34190e68c003SMark Haverkamp 34200e68c003SMark Haverkamp // Get rid of old data 34210e68c003SMark Haverkamp psg->count = 0; 34220e68c003SMark Haverkamp psg->sg[0].next = 0; 34230e68c003SMark Haverkamp psg->sg[0].prev = 0; 34240e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 34250e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 34260e68c003SMark Haverkamp psg->sg[0].count = 0; 34270e68c003SMark Haverkamp psg->sg[0].flags = 0; 3428727eead6SFUJITA Tomonori 3429727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 34300b433447SMahesh Rajashekhara if (nseg < 0) 34310b433447SMahesh Rajashekhara return nseg; 3432727eead6SFUJITA Tomonori if (nseg) { 34330e68c003SMark Haverkamp struct scatterlist *sg; 34340e68c003SMark Haverkamp int i; 34350e68c003SMark Haverkamp 3436727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 34370e68c003SMark Haverkamp int count = sg_dma_len(sg); 34380e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 34390e68c003SMark Haverkamp psg->sg[i].next = 0; 34400e68c003SMark Haverkamp psg->sg[i].prev = 0; 34410e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 34420e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 34430e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 34440e68c003SMark Haverkamp psg->sg[i].flags = 0; 34450e68c003SMark Haverkamp byte_count += count; 34460e68c003SMark Haverkamp } 3447727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 34480e68c003SMark Haverkamp /* hba wants the size to be exact */ 3449727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 34500e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3451727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 34520e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3453727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 34540e68c003SMark Haverkamp } 34550e68c003SMark Haverkamp /* Check for command underflow */ 34560e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 34570e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 34580e68c003SMark Haverkamp byte_count, scsicmd->underflow); 34590e68c003SMark Haverkamp } 34600e68c003SMark Haverkamp } 34610e68c003SMark Haverkamp return byte_count; 34620e68c003SMark Haverkamp } 34630e68c003SMark Haverkamp 34640b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 34650b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 346685d22bbfSMahesh Rajashekhara { 346785d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 346885d22bbfSMahesh Rajashekhara int nseg; 346985d22bbfSMahesh Rajashekhara 347085d22bbfSMahesh Rajashekhara nseg = scsi_dma_map(scsicmd); 34710b433447SMahesh Rajashekhara if (nseg < 0) 34720b433447SMahesh Rajashekhara return nseg; 347385d22bbfSMahesh Rajashekhara if (nseg) { 347485d22bbfSMahesh Rajashekhara struct scatterlist *sg; 347585d22bbfSMahesh Rajashekhara int i, conformable = 0; 347685d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 347785d22bbfSMahesh Rajashekhara 347885d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 347985d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 348085d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 348185d22bbfSMahesh Rajashekhara 348285d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 348385d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 348485d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 348585d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 348685d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 348785d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 348885d22bbfSMahesh Rajashekhara if (i == 0) { 348985d22bbfSMahesh Rajashekhara conformable = 1; 349085d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 349185d22bbfSMahesh Rajashekhara } else if (i == 1) { 349285d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 349385d22bbfSMahesh Rajashekhara min_size = cur_size; 349485d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 349585d22bbfSMahesh Rajashekhara conformable = 0; 349685d22bbfSMahesh Rajashekhara if (cur_size < min_size) 349785d22bbfSMahesh Rajashekhara min_size = cur_size; 349885d22bbfSMahesh Rajashekhara } 349985d22bbfSMahesh Rajashekhara byte_count += count; 350085d22bbfSMahesh Rajashekhara } 350185d22bbfSMahesh Rajashekhara 350285d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 350385d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 350485d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 350585d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 350685d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 350785d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 350885d22bbfSMahesh Rajashekhara } 350985d22bbfSMahesh Rajashekhara 351085d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 351185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 351285d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 351385d22bbfSMahesh Rajashekhara if (!conformable) { 351485d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 351585d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 351685d22bbfSMahesh Rajashekhara err_found = 0; 351785d22bbfSMahesh Rajashekhara nseg_new = 2; 351885d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 351985d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 352085d22bbfSMahesh Rajashekhara err_found = 1; 352185d22bbfSMahesh Rajashekhara break; 352285d22bbfSMahesh Rajashekhara } 352385d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 352485d22bbfSMahesh Rajashekhara } 352585d22bbfSMahesh Rajashekhara if (!err_found) 352685d22bbfSMahesh Rajashekhara break; 352785d22bbfSMahesh Rajashekhara } 352885d22bbfSMahesh Rajashekhara if (i > 0 && nseg_new <= sg_max) 352985d22bbfSMahesh Rajashekhara aac_convert_sgraw2(rio2, i, nseg, nseg_new); 353085d22bbfSMahesh Rajashekhara } else 353185d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 353285d22bbfSMahesh Rajashekhara 353385d22bbfSMahesh Rajashekhara /* Check for command underflow */ 353485d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 353585d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 353685d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 353785d22bbfSMahesh Rajashekhara } 353885d22bbfSMahesh Rajashekhara } 353985d22bbfSMahesh Rajashekhara 354085d22bbfSMahesh Rajashekhara return byte_count; 354185d22bbfSMahesh Rajashekhara } 354285d22bbfSMahesh Rajashekhara 354385d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 354485d22bbfSMahesh Rajashekhara { 354585d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 354685d22bbfSMahesh Rajashekhara int i, j, pos; 354785d22bbfSMahesh Rajashekhara u32 addr_low; 354885d22bbfSMahesh Rajashekhara 354985d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 355085d22bbfSMahesh Rajashekhara return 0; 355185d22bbfSMahesh Rajashekhara 355285d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 355385d22bbfSMahesh Rajashekhara if (sge == NULL) 355485d22bbfSMahesh Rajashekhara return -1; 355585d22bbfSMahesh Rajashekhara 355685d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 355785d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 355885d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 355985d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 356085d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 356185d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 356285d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 356385d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 356485d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 356585d22bbfSMahesh Rajashekhara pos++; 356685d22bbfSMahesh Rajashekhara } 356785d22bbfSMahesh Rajashekhara } 356885d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 356985d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 357085d22bbfSMahesh Rajashekhara 357185d22bbfSMahesh Rajashekhara kfree(sge); 357285d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 357385d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 357485d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 357585d22bbfSMahesh Rajashekhara return 0; 357685d22bbfSMahesh Rajashekhara } 357785d22bbfSMahesh Rajashekhara 35781da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35791da177e4SLinus Torvalds 35801da177e4SLinus Torvalds struct aac_srb_status_info { 35811da177e4SLinus Torvalds u32 status; 35821da177e4SLinus Torvalds char *str; 35831da177e4SLinus Torvalds }; 35841da177e4SLinus Torvalds 35851da177e4SLinus Torvalds 35861da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 35871da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 35881da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 35891da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 35901da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 35911da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 35921da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 35931da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 35941da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 35951da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 35961da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 35971da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 35981da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 35991da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 36001da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 36011da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 36021da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 36031da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 36041da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 36051da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 36061da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 36071da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 36081da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 36091da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 36101da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 36111da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 36121da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 36131da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 36141da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 36151da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 36161da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 36171da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 36181da177e4SLinus Torvalds { 0xff, "Unknown Error"} 36191da177e4SLinus Torvalds }; 36201da177e4SLinus Torvalds 36211da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 36221da177e4SLinus Torvalds { 36231da177e4SLinus Torvalds int i; 36241da177e4SLinus Torvalds 36256391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 36266391a113STobias Klauser if (srb_status_info[i].status == status) 36271da177e4SLinus Torvalds return srb_status_info[i].str; 36281da177e4SLinus Torvalds 36291da177e4SLinus Torvalds return "Bad Status Code"; 36301da177e4SLinus Torvalds } 36311da177e4SLinus Torvalds 36321da177e4SLinus Torvalds #endif 3633