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 651da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 661da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 671da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 681da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 691da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 701da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 711da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 721da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 731da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 741da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 751da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 761da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 771da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 781da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 791da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 801da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 811da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 821da177e4SLinus Torvalds 831da177e4SLinus Torvalds /* 841da177e4SLinus Torvalds * Additional sense codes 851da177e4SLinus Torvalds */ 861da177e4SLinus Torvalds 871da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 881da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 891da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 901da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 911da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 921da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 931da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 941da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 951da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 961da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 971da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 981da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 991da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1021da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1031da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1041da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1051da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1061da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1071da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1081da177e4SLinus Torvalds 109c4e2fbcaSRaghava Aditya Renukunta #define AAC_STAT_GOOD (DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD) 110c4e2fbcaSRaghava Aditya Renukunta 1111da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1121da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1131da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1141da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1151da177e4SLinus Torvalds 116b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 117b836439fSMahesh Rajashekhara typedef struct { 118b836439fSMahesh Rajashekhara struct { 119b836439fSMahesh Rajashekhara u8 data_length; 120b836439fSMahesh Rajashekhara u8 med_type; 121b836439fSMahesh Rajashekhara u8 dev_par; 122b836439fSMahesh Rajashekhara u8 bd_length; 123b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 124b836439fSMahesh Rajashekhara struct { 125b836439fSMahesh Rajashekhara u8 dens_code; 126b836439fSMahesh Rajashekhara u8 block_count[3]; 127b836439fSMahesh Rajashekhara u8 reserved; 128b836439fSMahesh Rajashekhara u8 block_length[3]; 129b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 130b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 131b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 132b836439fSMahesh Rajashekhara 133b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 134b836439fSMahesh Rajashekhara typedef struct { 135b836439fSMahesh Rajashekhara struct { 136b836439fSMahesh Rajashekhara u8 data_length[2]; 137b836439fSMahesh Rajashekhara u8 med_type; 138b836439fSMahesh Rajashekhara u8 dev_par; 139b836439fSMahesh Rajashekhara u8 rsrvd[2]; 140b836439fSMahesh Rajashekhara u8 bd_length[2]; 141b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 142b836439fSMahesh Rajashekhara struct { 143b836439fSMahesh Rajashekhara u8 dens_code; 144b836439fSMahesh Rajashekhara u8 block_count[3]; 145b836439fSMahesh Rajashekhara u8 reserved; 146b836439fSMahesh Rajashekhara u8 block_length[3]; 147b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 148b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 149b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 150b836439fSMahesh Rajashekhara 1511da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1521da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1531da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1541da177e4SLinus Torvalds /* SCSI inquiry data */ 1551da177e4SLinus Torvalds struct inquiry_data { 1561da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1571da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1581da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1591da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1601da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1611da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1621da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1631da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1641da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1651da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1661da177e4SLinus Torvalds }; 1671da177e4SLinus Torvalds 1685d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 1695d910649SMahesh Rajashekhara typedef struct { 1705d910649SMahesh Rajashekhara u8 CodeSet:4; /* VPD_CODE_SET */ 1715d910649SMahesh Rajashekhara u8 Reserved:4; 1725d910649SMahesh Rajashekhara u8 IdentifierType:4; /* VPD_IDENTIFIER_TYPE */ 1735d910649SMahesh Rajashekhara u8 Reserved2:4; 1745d910649SMahesh Rajashekhara u8 Reserved3; 1755d910649SMahesh Rajashekhara u8 IdentifierLength; 1765d910649SMahesh Rajashekhara u8 VendId[8]; 1775d910649SMahesh Rajashekhara u8 ProductId[16]; 1785d910649SMahesh Rajashekhara u8 SerialNumber[8]; /* SN in ASCII */ 1795d910649SMahesh Rajashekhara 1805d910649SMahesh Rajashekhara } TVPD_ID_Descriptor_Type_1; 1815d910649SMahesh Rajashekhara 1825d910649SMahesh Rajashekhara typedef struct { 1835d910649SMahesh Rajashekhara u8 CodeSet:4; /* VPD_CODE_SET */ 1845d910649SMahesh Rajashekhara u8 Reserved:4; 1855d910649SMahesh Rajashekhara u8 IdentifierType:4; /* VPD_IDENTIFIER_TYPE */ 1865d910649SMahesh Rajashekhara u8 Reserved2:4; 1875d910649SMahesh Rajashekhara u8 Reserved3; 1885d910649SMahesh Rajashekhara u8 IdentifierLength; 1895d910649SMahesh Rajashekhara struct TEU64Id { 1905d910649SMahesh Rajashekhara u32 Serial; 1915d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1925d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 1935d910649SMahesh Rajashekhara u8 Reserved; 1945d910649SMahesh Rajashekhara u8 VendId[3]; 1955d910649SMahesh Rajashekhara } EU64Id; 1965d910649SMahesh Rajashekhara 1975d910649SMahesh Rajashekhara } TVPD_ID_Descriptor_Type_2; 1985d910649SMahesh Rajashekhara 1995d910649SMahesh Rajashekhara typedef struct { 2005d910649SMahesh Rajashekhara u8 DeviceType:5; 2015d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2025d910649SMahesh Rajashekhara u8 PageCode; 2035d910649SMahesh Rajashekhara u8 Reserved; 2045d910649SMahesh Rajashekhara u8 PageLength; 2055d910649SMahesh Rajashekhara TVPD_ID_Descriptor_Type_1 IdDescriptorType1; 2065d910649SMahesh Rajashekhara TVPD_ID_Descriptor_Type_2 IdDescriptorType2; 2075d910649SMahesh Rajashekhara 2085d910649SMahesh Rajashekhara } TVPD_Page83; 2095d910649SMahesh Rajashekhara 2101da177e4SLinus Torvalds /* 2111da177e4SLinus Torvalds * M O D U L E G L O B A L S 2121da177e4SLinus Torvalds */ 2131da177e4SLinus Torvalds 2140b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2150b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2160b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2170b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2180b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 2190b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2200b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2211da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 2221da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2231da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2241da177e4SLinus Torvalds #endif 2251da177e4SLinus Torvalds 2261da177e4SLinus Torvalds /* 2271da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2281da177e4SLinus Torvalds */ 2291da177e4SLinus Torvalds 2301da177e4SLinus Torvalds static int nondasd = -1; 231d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2321da177e4SLinus Torvalds static int dacmode = -1; 2338ef22247SSalyzyn, Mark int aac_msi; 2341208bab5SSalyzyn, Mark int aac_commit = -1; 235404d9a90SMark Haverkamp int startup_timeout = 180; 236404d9a90SMark Haverkamp int aif_timeout = 120; 23711604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 23885d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2391da177e4SLinus Torvalds 24011604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 24111604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 24211604612SMahesh Rajashekhara " 0=off, 1=on"); 24385d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 24485d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 24585d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2469a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2478ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2488ef22247SSalyzyn, Mark " 0=off, 1=on"); 24995e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2508ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2518ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2528ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 253d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2549a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2558ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2568ef22247SSalyzyn, Mark " 0=off, 1=on"); 2571208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2588ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2598ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2608ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2618ef22247SSalyzyn, Mark " 0=off, 1=on"); 2628ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2638ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2649022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 265404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2668ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2678ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2688ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2698ef22247SSalyzyn, Mark " have a BIOS."); 270404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2718ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2728ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2738ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2748ef22247SSalyzyn, Mark " systems."); 2751da177e4SLinus Torvalds 2767c00ffa3SMark Haverkamp int numacb = -1; 2777c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2788ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 2798ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 2808ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 2817c00ffa3SMark Haverkamp 2827c00ffa3SMark Haverkamp int acbsize = -1; 2837c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2848ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 2858ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 2868ef22247SSalyzyn, Mark " suggestion from Firmware."); 287653ba58dSMark Haverkamp 28829c97684SSalyzyn, Mark int update_interval = 30 * 60; 28929c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 2908ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 2918ef22247SSalyzyn, Mark " updates issued to adapter."); 29229c97684SSalyzyn, Mark 29329c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 29429c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 2958ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 2968ef22247SSalyzyn, Mark " checks."); 29729c97684SSalyzyn, Mark 29887f3bda3SAndrew Morton int aac_check_reset = 1; 29987f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 30095e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 3018ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3028ef22247SSalyzyn, Mark " ignore it."); 30329c97684SSalyzyn, Mark 304e37ee4beSMark Haverkamp int expose_physicals = -1; 305653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3068ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3078ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 30803d44337SMark Haverkamp 3098ef22247SSalyzyn, Mark int aac_reset_devices; 3101208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3111208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 31203d44337SMark Haverkamp 313d8e96507SLeubner, Achim int aac_wwn = 1; 314d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 315d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 316d8e96507SLeubner, Achim "\t0 - Disable\n" 317d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 318d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 319d8e96507SLeubner, Achim 320d8e96507SLeubner, Achim 32103d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 32203d44337SMark Haverkamp struct fib *fibptr) { 32303d44337SMark Haverkamp struct scsi_device *device; 32403d44337SMark Haverkamp 32503d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 326c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 32703d44337SMark Haverkamp aac_fib_complete(fibptr); 32803d44337SMark Haverkamp return 0; 32903d44337SMark Haverkamp } 33003d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 33103d44337SMark Haverkamp device = scsicmd->device; 33203d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 33303d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 33403d44337SMark Haverkamp aac_fib_complete(fibptr); 33503d44337SMark Haverkamp return 0; 33603d44337SMark Haverkamp } 33703d44337SMark Haverkamp return 1; 33803d44337SMark Haverkamp } 33903d44337SMark Haverkamp 3401da177e4SLinus Torvalds /** 3411da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3421da177e4SLinus Torvalds * @common: adapter to query 3431da177e4SLinus Torvalds * 3441da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3451da177e4SLinus Torvalds */ 3468c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3471da177e4SLinus Torvalds { 3481da177e4SLinus Torvalds int status = 0; 3491da177e4SLinus Torvalds struct fib * fibptr; 3501da177e4SLinus Torvalds 351bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3521da177e4SLinus Torvalds return -ENOMEM; 3531da177e4SLinus Torvalds 354bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3551da177e4SLinus Torvalds { 3561da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3571da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3581da177e4SLinus Torvalds 3591da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3601da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3611da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3621da177e4SLinus Torvalds } 3631da177e4SLinus Torvalds 364bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3651da177e4SLinus Torvalds fibptr, 3661da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3671da177e4SLinus Torvalds FsaNormal, 3681da177e4SLinus Torvalds 1, 1, 3691da177e4SLinus Torvalds NULL, NULL); 3701da177e4SLinus Torvalds if (status < 0) { 3711da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3721da177e4SLinus Torvalds } else { 3731da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3741da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3751da177e4SLinus Torvalds dprintk((KERN_WARNING 3761da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3771da177e4SLinus Torvalds le32_to_cpu(reply->response), 3781da177e4SLinus Torvalds le32_to_cpu(reply->status), 3791da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 3801da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 3811da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 3821da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 3831da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 3841da177e4SLinus Torvalds status = -EINVAL; 3851da177e4SLinus Torvalds } 3861da177e4SLinus Torvalds } 387cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 388cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 389bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 390cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 3911da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 3921da177e4SLinus Torvalds if (status >= 0) { 3931208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 3941da177e4SLinus Torvalds struct aac_commit_config * dinfo; 395bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3961da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 3971da177e4SLinus Torvalds 3981da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3991da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 4001da177e4SLinus Torvalds 401bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4021da177e4SLinus Torvalds fibptr, 4031da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4041da177e4SLinus Torvalds FsaNormal, 4051da177e4SLinus Torvalds 1, 1, 4061da177e4SLinus Torvalds NULL, NULL); 407cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 408cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 409cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 410bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4111208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4121da177e4SLinus Torvalds printk(KERN_WARNING 4131da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4141da177e4SLinus Torvalds } 4151da177e4SLinus Torvalds } 416cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 417cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 418bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4191da177e4SLinus Torvalds return status; 4201da177e4SLinus Torvalds } 4211da177e4SLinus Torvalds 422e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 423e3cc268fSRajashekhara, Mahesh { 424e3cc268fSRajashekhara, Mahesh char inq_data; 425e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 426e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 427e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 428e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 429e3cc268fSRajashekhara, Mahesh } 430e3cc268fSRajashekhara, Mahesh } 431e3cc268fSRajashekhara, Mahesh 4321da177e4SLinus Torvalds /** 4331da177e4SLinus Torvalds * aac_get_containers - list containers 4341da177e4SLinus Torvalds * @common: adapter to probe 4351da177e4SLinus Torvalds * 4361da177e4SLinus Torvalds * Make a list of all containers on this controller 4371da177e4SLinus Torvalds */ 4381da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4391da177e4SLinus Torvalds { 4401da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4411da177e4SLinus Torvalds u32 index; 4421da177e4SLinus Torvalds int status = 0; 4431da177e4SLinus Torvalds struct fib * fibptr; 4441da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4451da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4461da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4471da177e4SLinus Torvalds 448bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4491da177e4SLinus Torvalds return -ENOMEM; 4501da177e4SLinus Torvalds 451bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4521da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4531da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4541da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4551da177e4SLinus Torvalds 456bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4571da177e4SLinus Torvalds fibptr, 4581da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4591da177e4SLinus Torvalds FsaNormal, 4601da177e4SLinus Torvalds 1, 1, 4611da177e4SLinus Torvalds NULL, NULL); 4621da177e4SLinus Torvalds if (status >= 0) { 4631da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4641da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 465a7129a54SMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 466a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 467a7129a54SMahesh Rajashekhara maximum_num_containers = 468a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 469a7129a54SMahesh Rajashekhara } 470bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4711da177e4SLinus Torvalds } 472cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 473cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 474fe76df42SMark Haverkamp aac_fib_free(fibptr); 4751da177e4SLinus Torvalds 4761da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4771da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4781a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 479fe76df42SMark Haverkamp GFP_KERNEL); 480fe76df42SMark Haverkamp if (!fsa_dev_ptr) 4811da177e4SLinus Torvalds return -ENOMEM; 4821da177e4SLinus Torvalds 4831da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 4841da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 4851da177e4SLinus Torvalds 486fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 4871da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 4881da177e4SLinus Torvalds 489fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 4901da177e4SLinus Torvalds 4911da177e4SLinus Torvalds if (status < 0) { 4921da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 4931da177e4SLinus Torvalds break; 4941da177e4SLinus Torvalds } 4951da177e4SLinus Torvalds 4961da177e4SLinus Torvalds /* 4971da177e4SLinus Torvalds * If there are no more containers, then stop asking. 4981da177e4SLinus Torvalds */ 499fe76df42SMark Haverkamp if (++index >= status) 5001da177e4SLinus Torvalds break; 5011da177e4SLinus Torvalds } 5021da177e4SLinus Torvalds return status; 5031da177e4SLinus Torvalds } 5041da177e4SLinus Torvalds 5051da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5061da177e4SLinus Torvalds { 5071da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5081da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5091da177e4SLinus Torvalds 5101da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5111da177e4SLinus Torvalds 51203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 51303d44337SMark Haverkamp return; 51403d44337SMark Haverkamp 5151da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 516125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5171da177e4SLinus Torvalds 5181da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5191da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5201da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5211da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5221da177e4SLinus Torvalds char *sp = get_name_reply->data; 523b836439fSMahesh Rajashekhara sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0'; 5241da177e4SLinus Torvalds while (*sp == ' ') 5251da177e4SLinus Torvalds ++sp; 5263b2946ccSMark Haverkamp if (*sp) { 527d4345028SFUJITA Tomonori struct inquiry_data inq; 5283b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5293b2946ccSMark Haverkamp int count = sizeof(d); 5303b2946ccSMark Haverkamp char *dp = d; 5313b2946ccSMark Haverkamp do { 5321da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5331da177e4SLinus Torvalds } while (--count > 0); 534d4345028SFUJITA Tomonori 535d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 536d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 537d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5381da177e4SLinus Torvalds } 5393b2946ccSMark Haverkamp } 5403b2946ccSMark Haverkamp 5411da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5421da177e4SLinus Torvalds 543bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5448e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5451da177e4SLinus Torvalds } 5461da177e4SLinus Torvalds 5471da177e4SLinus Torvalds /** 5481da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5491da177e4SLinus Torvalds */ 5509e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5511da177e4SLinus Torvalds { 5521da177e4SLinus Torvalds int status; 5531da177e4SLinus Torvalds struct aac_get_name *dinfo; 5541da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5551da177e4SLinus Torvalds struct aac_dev * dev; 5561da177e4SLinus Torvalds 5571da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5581da177e4SLinus Torvalds 5596bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5601da177e4SLinus Torvalds 561bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5621da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5631da177e4SLinus Torvalds 5641da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5651da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5669e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 5671da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 5681da177e4SLinus Torvalds 569bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5701da177e4SLinus Torvalds cmd_fibcontext, 571fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5721da177e4SLinus Torvalds FsaNormal, 5731da177e4SLinus Torvalds 0, 1, 5741da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 5751da177e4SLinus Torvalds (void *) scsicmd); 5761da177e4SLinus Torvalds 5771da177e4SLinus Torvalds /* 5781da177e4SLinus Torvalds * Check that the command queued to the controller 5791da177e4SLinus Torvalds */ 58077d644d4SMark Haverkamp if (status == -EINPROGRESS) { 58177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5821da177e4SLinus Torvalds return 0; 58377d644d4SMark Haverkamp } 5841da177e4SLinus Torvalds 585bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 586bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 5871da177e4SLinus Torvalds return -1; 5881da177e4SLinus Torvalds } 5891da177e4SLinus Torvalds 590fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 591fe76df42SMark Haverkamp { 592fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 593fe76df42SMark Haverkamp 5941a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 595fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 596fe76df42SMark Haverkamp 597fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 598fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 599fe76df42SMark Haverkamp return 0; 600fe76df42SMark Haverkamp } 601fe76df42SMark Haverkamp 6021a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 603fe76df42SMark Haverkamp { 60403d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 605fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 60603d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 60703d44337SMark Haverkamp 60803d44337SMark Haverkamp 6091a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6101a655040SSalyzyn, Mark return; 611fe76df42SMark Haverkamp 612fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6131a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 614fe76df42SMark Haverkamp if (fsa_dev_ptr) { 615fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 616fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 617fe76df42SMark Haverkamp 618fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 619fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 620fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 621b836439fSMahesh Rajashekhara if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 & 622b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 623b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 624b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 625b836439fSMahesh Rajashekhara } else { 626b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 627b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 628b836439fSMahesh Rajashekhara } 629fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 630655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 631655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 632655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 633655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 634655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 635fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 636fe76df42SMark Haverkamp fsa_dev_ptr->size 637fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 638fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 639fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 640fe76df42SMark Haverkamp } 641fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 642fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 643fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 644fe76df42SMark Haverkamp } 645fe76df42SMark Haverkamp aac_fib_complete(fibptr); 646fe76df42SMark Haverkamp aac_fib_free(fibptr); 647fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 648fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6491a655040SSalyzyn, Mark (*callback)(scsicmd); 6501a655040SSalyzyn, Mark return; 651fe76df42SMark Haverkamp } 652fe76df42SMark Haverkamp 6531a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 654fe76df42SMark Haverkamp { 655fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 656fe76df42SMark Haverkamp struct aac_mount * dresp; 657fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 658fe76df42SMark Haverkamp int status; 659fe76df42SMark Haverkamp 660fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 661b836439fSMahesh Rajashekhara if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 & 662b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) 663fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 664fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 6651a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6661a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6671a655040SSalyzyn, Mark return; 6681a655040SSalyzyn, Mark } 669fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 670fe76df42SMark Haverkamp 67103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 6721a655040SSalyzyn, Mark return; 67303d44337SMark Haverkamp 674fe76df42SMark Haverkamp aac_fib_init(fibptr); 675fe76df42SMark Haverkamp 676fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 677fe76df42SMark Haverkamp 678b836439fSMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 679b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 680b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 681b836439fSMahesh Rajashekhara else 682fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 683b836439fSMahesh Rajashekhara 684fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 685fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 686fe76df42SMark Haverkamp 687fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 688fe76df42SMark Haverkamp fibptr, 689fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 690fe76df42SMark Haverkamp FsaNormal, 691fe76df42SMark Haverkamp 0, 1, 6921a655040SSalyzyn, Mark _aac_probe_container2, 693fe76df42SMark Haverkamp (void *) scsicmd); 694fe76df42SMark Haverkamp /* 695fe76df42SMark Haverkamp * Check that the command queued to the controller 696fe76df42SMark Haverkamp */ 6971a655040SSalyzyn, Mark if (status == -EINPROGRESS) 698fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 6991a655040SSalyzyn, Mark else if (status < 0) { 700fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 701fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7021a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 703fe76df42SMark Haverkamp } 704fe76df42SMark Haverkamp } 705fe76df42SMark Haverkamp 706fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 707fe76df42SMark Haverkamp { 708fe76df42SMark Haverkamp struct fib * fibptr; 709fe76df42SMark Haverkamp int status = -ENOMEM; 710fe76df42SMark Haverkamp 711fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 712fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 713fe76df42SMark Haverkamp 714fe76df42SMark Haverkamp aac_fib_init(fibptr); 715fe76df42SMark Haverkamp 716fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 717fe76df42SMark Haverkamp 718b836439fSMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 719b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 720b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 721b836439fSMahesh Rajashekhara else 722fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 723b836439fSMahesh Rajashekhara 724fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 725fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 726fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 727fe76df42SMark Haverkamp 728fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 729fe76df42SMark Haverkamp fibptr, 730fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 731fe76df42SMark Haverkamp FsaNormal, 732fe76df42SMark Haverkamp 0, 1, 7331a655040SSalyzyn, Mark _aac_probe_container1, 734fe76df42SMark Haverkamp (void *) scsicmd); 735fe76df42SMark Haverkamp /* 736fe76df42SMark Haverkamp * Check that the command queued to the controller 737fe76df42SMark Haverkamp */ 738fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 739fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 740fe76df42SMark Haverkamp return 0; 741fe76df42SMark Haverkamp } 742fe76df42SMark Haverkamp if (status < 0) { 743fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 744fe76df42SMark Haverkamp aac_fib_complete(fibptr); 745fe76df42SMark Haverkamp aac_fib_free(fibptr); 746fe76df42SMark Haverkamp } 747fe76df42SMark Haverkamp } 748fe76df42SMark Haverkamp if (status < 0) { 749fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 750fe76df42SMark Haverkamp if (fsa_dev_ptr) { 751fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 752fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 753fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 754fe76df42SMark Haverkamp return (*callback)(scsicmd); 755fe76df42SMark Haverkamp } 756fe76df42SMark Haverkamp } 757fe76df42SMark Haverkamp } 758fe76df42SMark Haverkamp return status; 759fe76df42SMark Haverkamp } 760fe76df42SMark Haverkamp 7611da177e4SLinus Torvalds /** 762bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 7631da177e4SLinus Torvalds * @dev: device to query 7641da177e4SLinus Torvalds * @cid: container identifier 7651da177e4SLinus Torvalds * 7661da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7671da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7681da177e4SLinus Torvalds */ 769fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 770fe76df42SMark Haverkamp { 771fe76df42SMark Haverkamp scsicmd->device = NULL; 772fe76df42SMark Haverkamp return 0; 773fe76df42SMark Haverkamp } 7741da177e4SLinus Torvalds 775bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 7761da177e4SLinus Torvalds { 777fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 778fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 7791da177e4SLinus Torvalds int status; 7801da177e4SLinus Torvalds 781fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 782fe76df42SMark Haverkamp kfree(scsicmd); 783fe76df42SMark Haverkamp kfree(scsidev); 78490ee3466SMark Haverkamp return -ENOMEM; 7851da177e4SLinus Torvalds } 786fe76df42SMark Haverkamp scsicmd->list.next = NULL; 7871a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 7881da177e4SLinus Torvalds 789fe76df42SMark Haverkamp scsicmd->device = scsidev; 790fe76df42SMark Haverkamp scsidev->sdev_state = 0; 791fe76df42SMark Haverkamp scsidev->id = cid; 792fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 7931da177e4SLinus Torvalds 794fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 795fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 796fe76df42SMark Haverkamp schedule(); 797802ae2f0SSalyzyn, Mark kfree(scsidev); 798fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 799fe76df42SMark Haverkamp kfree(scsicmd); 8001da177e4SLinus Torvalds return status; 8011da177e4SLinus Torvalds } 8021da177e4SLinus Torvalds 8031da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8041da177e4SLinus Torvalds struct scsi_inq { 8051da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8061da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8071da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8081da177e4SLinus Torvalds }; 8091da177e4SLinus Torvalds 8101da177e4SLinus Torvalds /** 8111da177e4SLinus Torvalds * InqStrCopy - string merge 8121da177e4SLinus Torvalds * @a: string to copy from 8131da177e4SLinus Torvalds * @b: string to copy to 8141da177e4SLinus Torvalds * 8151da177e4SLinus Torvalds * Copy a String from one location to another 8161da177e4SLinus Torvalds * without copying \0 8171da177e4SLinus Torvalds */ 8181da177e4SLinus Torvalds 8191da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8201da177e4SLinus Torvalds { 8211da177e4SLinus Torvalds 8221da177e4SLinus Torvalds while (*a != (char)0) 8231da177e4SLinus Torvalds *b++ = *a++; 8241da177e4SLinus Torvalds } 8251da177e4SLinus Torvalds 8261da177e4SLinus Torvalds static char *container_types[] = { 8271da177e4SLinus Torvalds "None", 8281da177e4SLinus Torvalds "Volume", 8291da177e4SLinus Torvalds "Mirror", 8301da177e4SLinus Torvalds "Stripe", 8311da177e4SLinus Torvalds "RAID5", 8321da177e4SLinus Torvalds "SSRW", 8331da177e4SLinus Torvalds "SSRO", 8341da177e4SLinus Torvalds "Morph", 8351da177e4SLinus Torvalds "Legacy", 8361da177e4SLinus Torvalds "RAID4", 8371da177e4SLinus Torvalds "RAID10", 8381da177e4SLinus Torvalds "RAID00", 8391da177e4SLinus Torvalds "V-MIRRORS", 8401da177e4SLinus Torvalds "PSEUDO R4", 8411da177e4SLinus Torvalds "RAID50", 84284971738SMark Haverkamp "RAID5D", 84384971738SMark Haverkamp "RAID5D0", 84484971738SMark Haverkamp "RAID1E", 84584971738SMark Haverkamp "RAID6", 84684971738SMark Haverkamp "RAID60", 8471da177e4SLinus Torvalds "Unknown" 8481da177e4SLinus Torvalds }; 8491da177e4SLinus Torvalds 85017eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 85117eaaceeSSalyzyn, Mark { 85217eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 85317eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 85417eaaceeSSalyzyn, Mark return container_types[tindex]; 85517eaaceeSSalyzyn, Mark } 8561da177e4SLinus Torvalds 8571da177e4SLinus Torvalds /* Function: setinqstr 8581da177e4SLinus Torvalds * 8591da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8601da177e4SLinus Torvalds * 8611da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 86225985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 86325985edcSLucas De Marchi * files instead of in OS dependent driver source. 8641da177e4SLinus Torvalds */ 8651da177e4SLinus Torvalds 866794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 8671da177e4SLinus Torvalds { 8681da177e4SLinus Torvalds struct scsi_inq *str; 8691da177e4SLinus Torvalds 8701da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 871794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 872794d0601SMark Haverkamp 873794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 874794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 8753bc8070fSSalyzyn, Mark int c; 8763bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 8773bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 8783bc8070fSSalyzyn, Mark else { 8793bc8070fSSalyzyn, Mark c = sizeof(str->vid); 880794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 881794d0601SMark Haverkamp ++cp; 882794d0601SMark Haverkamp c = *cp; 883794d0601SMark Haverkamp *cp = '\0'; 884794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 885794d0601SMark Haverkamp str->vid); 886794d0601SMark Haverkamp *cp = c; 887794d0601SMark Haverkamp while (*cp && *cp != ' ') 888794d0601SMark Haverkamp ++cp; 8893bc8070fSSalyzyn, Mark } 890794d0601SMark Haverkamp while (*cp == ' ') 891794d0601SMark Haverkamp ++cp; 892794d0601SMark Haverkamp /* last six chars reserved for vol type */ 893794d0601SMark Haverkamp c = 0; 894794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 895794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 896794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 897794d0601SMark Haverkamp } 898794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 899794d0601SMark Haverkamp if (c) 900794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 901794d0601SMark Haverkamp } else { 902794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9031da177e4SLinus Torvalds 9041da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 905794d0601SMark Haverkamp /* last six chars reserved for vol type */ 906794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 907794d0601SMark Haverkamp } 9081da177e4SLinus Torvalds 9096391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9101da177e4SLinus Torvalds char *findit = str->pid; 9111da177e4SLinus Torvalds 9121da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9131da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9141da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9151da177e4SLinus Torvalds *(findit -= 4) = ' '; 916794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 917794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9181da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9191da177e4SLinus Torvalds } 9201da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9211da177e4SLinus Torvalds } 9221da177e4SLinus Torvalds 92388e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 92488e2f98eSSalyzyn, Mark { 92588e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 92688e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 92788e2f98eSSalyzyn, Mark 92888e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 92988e2f98eSSalyzyn, Mark 93088e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 93188e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 93288e2f98eSSalyzyn, Mark return; 93388e2f98eSSalyzyn, Mark 93488e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 93588e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 93688e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9375d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9385d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9395d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 9405d910649SMahesh Rajashekhara int i; 9415d910649SMahesh Rajashekhara TVPD_Page83 VPDPage83Data; 9425d910649SMahesh Rajashekhara 9435d910649SMahesh Rajashekhara memset(((u8 *)&VPDPage83Data), 0, 9445d910649SMahesh Rajashekhara sizeof(VPDPage83Data)); 9455d910649SMahesh Rajashekhara 9465d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 9475d910649SMahesh Rajashekhara VPDPage83Data.DeviceType = 0; 9485d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 9495d910649SMahesh Rajashekhara VPDPage83Data.DeviceTypeQualifier = 0; 9505d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 9515d910649SMahesh Rajashekhara VPDPage83Data.PageCode = 0x83; 9525d910649SMahesh Rajashekhara VPDPage83Data.Reserved = 0; 9535d910649SMahesh Rajashekhara VPDPage83Data.PageLength = 9545d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1) + 9555d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType2); 9565d910649SMahesh Rajashekhara 9575d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 9585d910649SMahesh Rajashekhara /* VpdCodeSetAscii */ 9595d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.CodeSet = 2; 9605d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 9615d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.IdentifierType = 1; 9625d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.IdentifierLength = 9635d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1) - 4; 9645d910649SMahesh Rajashekhara 9655d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 9665d910649SMahesh Rajashekhara memcpy(VPDPage83Data.IdDescriptorType1.VendId, 9675d910649SMahesh Rajashekhara "ADAPTEC ", 9685d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1.VendId)); 9695d910649SMahesh Rajashekhara memcpy(VPDPage83Data.IdDescriptorType1.ProductId, 9705d910649SMahesh Rajashekhara "ARRAY ", 9715d910649SMahesh Rajashekhara sizeof( 9725d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.ProductId)); 9735d910649SMahesh Rajashekhara 9745d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 9755d910649SMahesh Rajashekhara * The LSB is the the end. 9765d910649SMahesh Rajashekhara */ 9775d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 9785d910649SMahesh Rajashekhara u8 temp = 9795d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 9805d910649SMahesh Rajashekhara if (temp > 0x9) { 9815d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.SerialNumber[i] = 9825d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 9835d910649SMahesh Rajashekhara } else { 9845d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.SerialNumber[i] = 9855d910649SMahesh Rajashekhara '0' + temp; 9865d910649SMahesh Rajashekhara } 9875d910649SMahesh Rajashekhara } 9885d910649SMahesh Rajashekhara 9895d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 9905d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.CodeSet = 1; 9915d910649SMahesh Rajashekhara /* VpdIdentifierTypeEUI64 */ 9925d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.IdentifierType = 2; 9935d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.IdentifierLength = 9945d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType2) - 4; 9955d910649SMahesh Rajashekhara 9965d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[0] = 0xD0; 9975d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[1] = 0; 9985d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[2] = 0; 9995d910649SMahesh Rajashekhara 10005d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.Serial = 10015d910649SMahesh Rajashekhara get_serial_reply->uid; 10025d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.Reserved = 0; 10035d910649SMahesh Rajashekhara 10045d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 10055d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, &VPDPage83Data, 10065d910649SMahesh Rajashekhara sizeof(VPDPage83Data)); 10075d910649SMahesh Rajashekhara } else { 10085d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 100988e2f98eSSalyzyn, Mark char sp[13]; 101088e2f98eSSalyzyn, Mark /* EVPD bit set */ 101188e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 101288e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 101388e2f98eSSalyzyn, Mark sp[2] = 0; 101488e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 101588e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10165d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10175d910649SMahesh Rajashekhara sizeof(sp)); 10185d910649SMahesh Rajashekhara } 101988e2f98eSSalyzyn, Mark } 102088e2f98eSSalyzyn, Mark 102188e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 102288e2f98eSSalyzyn, Mark 102388e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 102488e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 102588e2f98eSSalyzyn, Mark } 102688e2f98eSSalyzyn, Mark 102788e2f98eSSalyzyn, Mark /** 102888e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 102988e2f98eSSalyzyn, Mark */ 103088e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 103188e2f98eSSalyzyn, Mark { 103288e2f98eSSalyzyn, Mark int status; 103388e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 103488e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 103588e2f98eSSalyzyn, Mark struct aac_dev * dev; 103688e2f98eSSalyzyn, Mark 103788e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 103888e2f98eSSalyzyn, Mark 10396bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 104088e2f98eSSalyzyn, Mark 104188e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 104288e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 104388e2f98eSSalyzyn, Mark 104488e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 104588e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 104688e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 104788e2f98eSSalyzyn, Mark 104888e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 104988e2f98eSSalyzyn, Mark cmd_fibcontext, 1050fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 105188e2f98eSSalyzyn, Mark FsaNormal, 105288e2f98eSSalyzyn, Mark 0, 1, 105388e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 105488e2f98eSSalyzyn, Mark (void *) scsicmd); 105588e2f98eSSalyzyn, Mark 105688e2f98eSSalyzyn, Mark /* 105788e2f98eSSalyzyn, Mark * Check that the command queued to the controller 105888e2f98eSSalyzyn, Mark */ 105988e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 106088e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 106188e2f98eSSalyzyn, Mark return 0; 106288e2f98eSSalyzyn, Mark } 106388e2f98eSSalyzyn, Mark 106488e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 106588e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 106688e2f98eSSalyzyn, Mark return -1; 106788e2f98eSSalyzyn, Mark } 106888e2f98eSSalyzyn, Mark 106988e2f98eSSalyzyn, Mark /* Function: setinqserial 107088e2f98eSSalyzyn, Mark * 107188e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 107288e2f98eSSalyzyn, Mark * 107388e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 107488e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 107588e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 107688e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 107788e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 107888e2f98eSSalyzyn, Mark */ 107988e2f98eSSalyzyn, Mark 108088e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 108188e2f98eSSalyzyn, Mark { 108288e2f98eSSalyzyn, Mark /* 108388e2f98eSSalyzyn, Mark * This breaks array migration. 108488e2f98eSSalyzyn, Mark */ 108588e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 108688e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 108788e2f98eSSalyzyn, Mark } 108888e2f98eSSalyzyn, Mark 10898e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 10908e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 10911da177e4SLinus Torvalds { 10928e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 10938e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 10948e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 10951da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 10961da177e4SLinus Torvalds 10971da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 10981da177e4SLinus Torvalds 10991da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 11001da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 11018e31e607SSalyzyn, Mark 11021da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11038e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11041da177e4SLinus Torvalds 11058e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11061da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11071da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11088e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11091da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11101da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11111da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11128e31e607SSalyzyn, Mark } else 11138e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11141da177e4SLinus Torvalds } 11151da177e4SLinus Torvalds 1116e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1117e8f32de5SMark Haverkamp { 1118e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1119e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1120e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1121e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1122e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 11238e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 11248e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 11258e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1126e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 11273ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 11283ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1129e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1130e8f32de5SMark Haverkamp return 1; 1131e8f32de5SMark Haverkamp } 1132e8f32de5SMark Haverkamp return 0; 1133e8f32de5SMark Haverkamp } 1134e8f32de5SMark Haverkamp 1135e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1136e8f32de5SMark Haverkamp { 1137e8f32de5SMark Haverkamp return 0; 1138e8f32de5SMark Haverkamp } 1139e8f32de5SMark Haverkamp 1140e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1141e8f32de5SMark Haverkamp 1142e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1143e8f32de5SMark Haverkamp { 114485d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 114585d22bbfSMahesh Rajashekhara u16 fibsize, command; 11460b433447SMahesh Rajashekhara long ret; 114785d22bbfSMahesh Rajashekhara 1148e8f32de5SMark Haverkamp aac_fib_init(fib); 1149d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1150d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1151d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 115285d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 115385d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 115485d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 115585d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 115685d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1157b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1158b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 115985d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 116085d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 11610b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 11620b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 11630b433447SMahesh Rajashekhara if (ret < 0) 11640b433447SMahesh Rajashekhara return ret; 116585d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 116685d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 116785d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 116885d22bbfSMahesh Rajashekhara } else { 116985d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1170e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1171e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1172e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1173b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1174b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1175e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 117685d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1177e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1178e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 11790b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 11800b433447SMahesh Rajashekhara if (ret < 0) 11810b433447SMahesh Rajashekhara return ret; 118285d22bbfSMahesh Rajashekhara command = ContainerRawIo; 118385d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 118485d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 118585d22bbfSMahesh Rajashekhara } 118685d22bbfSMahesh Rajashekhara 1187e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1188e8f32de5SMark Haverkamp /* 1189e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1190e8f32de5SMark Haverkamp */ 119185d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1192e8f32de5SMark Haverkamp fib, 1193e8f32de5SMark Haverkamp fibsize, 1194e8f32de5SMark Haverkamp FsaNormal, 1195e8f32de5SMark Haverkamp 0, 1, 1196e8f32de5SMark Haverkamp (fib_callback) io_callback, 1197e8f32de5SMark Haverkamp (void *) cmd); 1198e8f32de5SMark Haverkamp } 1199e8f32de5SMark Haverkamp 1200e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1201e8f32de5SMark Haverkamp { 1202e8f32de5SMark Haverkamp u16 fibsize; 1203e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12040b433447SMahesh Rajashekhara long ret; 12050b433447SMahesh Rajashekhara 1206e8f32de5SMark Haverkamp aac_fib_init(fib); 1207e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1208e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1209e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1210e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1211e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1212e8f32de5SMark Haverkamp readcmd->pad = 0; 1213e8f32de5SMark Haverkamp readcmd->flags = 0; 1214e8f32de5SMark Haverkamp 12150b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12160b433447SMahesh Rajashekhara if (ret < 0) 12170b433447SMahesh Rajashekhara return ret; 1218e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1219e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1220e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1221e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1222e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1223e8f32de5SMark Haverkamp /* 1224e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1225e8f32de5SMark Haverkamp */ 1226e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1227e8f32de5SMark Haverkamp fib, 1228e8f32de5SMark Haverkamp fibsize, 1229e8f32de5SMark Haverkamp FsaNormal, 1230e8f32de5SMark Haverkamp 0, 1, 1231e8f32de5SMark Haverkamp (fib_callback) io_callback, 1232e8f32de5SMark Haverkamp (void *) cmd); 1233e8f32de5SMark Haverkamp } 1234e8f32de5SMark Haverkamp 1235e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1236e8f32de5SMark Haverkamp { 1237e8f32de5SMark Haverkamp u16 fibsize; 1238e8f32de5SMark Haverkamp struct aac_read *readcmd; 1239b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 12400b433447SMahesh Rajashekhara long ret; 12410b433447SMahesh Rajashekhara 1242e8f32de5SMark Haverkamp aac_fib_init(fib); 1243e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1244e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1245f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1246e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1247b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1248b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1249e8f32de5SMark Haverkamp 12500b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 12510b433447SMahesh Rajashekhara if (ret < 0) 12520b433447SMahesh Rajashekhara return ret; 1253e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1254e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1255e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1256e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1257e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1258e8f32de5SMark Haverkamp /* 1259e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1260e8f32de5SMark Haverkamp */ 1261e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1262e8f32de5SMark Haverkamp fib, 1263e8f32de5SMark Haverkamp fibsize, 1264e8f32de5SMark Haverkamp FsaNormal, 1265e8f32de5SMark Haverkamp 0, 1, 1266e8f32de5SMark Haverkamp (fib_callback) io_callback, 1267e8f32de5SMark Haverkamp (void *) cmd); 1268e8f32de5SMark Haverkamp } 1269e8f32de5SMark Haverkamp 12709d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1271e8f32de5SMark Haverkamp { 127285d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 127385d22bbfSMahesh Rajashekhara u16 fibsize, command; 12740b433447SMahesh Rajashekhara long ret; 127585d22bbfSMahesh Rajashekhara 1276e8f32de5SMark Haverkamp aac_fib_init(fib); 1277d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1278d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1279d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 128085d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 128185d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 128285d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 128385d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 128485d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1285b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1286b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 128785d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 128885d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 128985d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 129085d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 129185d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 12920b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 12930b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12940b433447SMahesh Rajashekhara if (ret < 0) 12950b433447SMahesh Rajashekhara return ret; 129685d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 129785d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 129885d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 129985d22bbfSMahesh Rajashekhara } else { 130085d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1301e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1302e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1303e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1304b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1305b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1306e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 130795e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 130895e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 130985d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 131085d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1311e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1312e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13130b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13140b433447SMahesh Rajashekhara if (ret < 0) 13150b433447SMahesh Rajashekhara return ret; 131685d22bbfSMahesh Rajashekhara command = ContainerRawIo; 131785d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 131885d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 131985d22bbfSMahesh Rajashekhara } 132085d22bbfSMahesh Rajashekhara 1321e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1322e8f32de5SMark Haverkamp /* 1323e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1324e8f32de5SMark Haverkamp */ 132585d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1326e8f32de5SMark Haverkamp fib, 1327e8f32de5SMark Haverkamp fibsize, 1328e8f32de5SMark Haverkamp FsaNormal, 1329e8f32de5SMark Haverkamp 0, 1, 1330e8f32de5SMark Haverkamp (fib_callback) io_callback, 1331e8f32de5SMark Haverkamp (void *) cmd); 1332e8f32de5SMark Haverkamp } 1333e8f32de5SMark Haverkamp 13349d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1335e8f32de5SMark Haverkamp { 1336e8f32de5SMark Haverkamp u16 fibsize; 1337e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 13380b433447SMahesh Rajashekhara long ret; 13390b433447SMahesh Rajashekhara 1340e8f32de5SMark Haverkamp aac_fib_init(fib); 1341e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1342e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1343e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1344e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1345e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1346e8f32de5SMark Haverkamp writecmd->pad = 0; 1347e8f32de5SMark Haverkamp writecmd->flags = 0; 1348e8f32de5SMark Haverkamp 13490b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 13500b433447SMahesh Rajashekhara if (ret < 0) 13510b433447SMahesh Rajashekhara return ret; 1352e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1353e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1354e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1355e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1356e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1357e8f32de5SMark Haverkamp /* 1358e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1359e8f32de5SMark Haverkamp */ 1360e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1361e8f32de5SMark Haverkamp fib, 1362e8f32de5SMark Haverkamp fibsize, 1363e8f32de5SMark Haverkamp FsaNormal, 1364e8f32de5SMark Haverkamp 0, 1, 1365e8f32de5SMark Haverkamp (fib_callback) io_callback, 1366e8f32de5SMark Haverkamp (void *) cmd); 1367e8f32de5SMark Haverkamp } 1368e8f32de5SMark Haverkamp 13699d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1370e8f32de5SMark Haverkamp { 1371e8f32de5SMark Haverkamp u16 fibsize; 1372e8f32de5SMark Haverkamp struct aac_write *writecmd; 1373b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13740b433447SMahesh Rajashekhara long ret; 13750b433447SMahesh Rajashekhara 1376e8f32de5SMark Haverkamp aac_fib_init(fib); 1377e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1378e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1379f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1380e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1381b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1382b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1383e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1384e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1385e8f32de5SMark Haverkamp 13860b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 13870b433447SMahesh Rajashekhara if (ret < 0) 13880b433447SMahesh Rajashekhara return ret; 1389e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1390e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1391e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1392e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1393e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1394e8f32de5SMark Haverkamp /* 1395e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1396e8f32de5SMark Haverkamp */ 1397e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1398e8f32de5SMark Haverkamp fib, 1399e8f32de5SMark Haverkamp fibsize, 1400e8f32de5SMark Haverkamp FsaNormal, 1401e8f32de5SMark Haverkamp 0, 1, 1402e8f32de5SMark Haverkamp (fib_callback) io_callback, 1403e8f32de5SMark Haverkamp (void *) cmd); 1404e8f32de5SMark Haverkamp } 1405e8f32de5SMark Haverkamp 1406e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1407e8f32de5SMark Haverkamp { 1408e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1409e8f32de5SMark Haverkamp u32 flag; 1410e8f32de5SMark Haverkamp u32 timeout; 1411e8f32de5SMark Haverkamp 1412e8f32de5SMark Haverkamp aac_fib_init(fib); 1413e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1414e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1415e8f32de5SMark Haverkamp flag = SRB_DataOut; 1416e8f32de5SMark Haverkamp break; 1417e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1418e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1419e8f32de5SMark Haverkamp break; 1420e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1421e8f32de5SMark Haverkamp flag = SRB_DataIn; 1422e8f32de5SMark Haverkamp break; 1423e8f32de5SMark Haverkamp case DMA_NONE: 1424e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1425e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1426e8f32de5SMark Haverkamp break; 1427e8f32de5SMark Haverkamp } 1428e8f32de5SMark Haverkamp 1429e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1430e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1431e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1432e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1433e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1434e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1435242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1436e8f32de5SMark Haverkamp if (timeout == 0) 1437e8f32de5SMark Haverkamp timeout = 1; 1438e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1439e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1440e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1441e8f32de5SMark Haverkamp return srbcmd; 1442e8f32de5SMark Haverkamp } 1443e8f32de5SMark Haverkamp 1444e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1445e8f32de5SMark Haverkamp 1446e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1447e8f32de5SMark Haverkamp { 1448e8f32de5SMark Haverkamp u16 fibsize; 1449e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 14500b433447SMahesh Rajashekhara long ret; 1451e8f32de5SMark Haverkamp 14520b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 14530b433447SMahesh Rajashekhara if (ret < 0) 14540b433447SMahesh Rajashekhara return ret; 1455727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1456e8f32de5SMark Haverkamp 1457e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1458e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1459e8f32de5SMark Haverkamp /* 1460e8f32de5SMark Haverkamp * Build Scatter/Gather list 1461e8f32de5SMark Haverkamp */ 1462e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1463e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1464e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1465e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1466e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1467e8f32de5SMark Haverkamp 1468e8f32de5SMark Haverkamp /* 1469e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1470e8f32de5SMark Haverkamp */ 1471e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1472e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1473e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1474e8f32de5SMark Haverkamp (void *) cmd); 1475e8f32de5SMark Haverkamp } 1476e8f32de5SMark Haverkamp 1477e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1478e8f32de5SMark Haverkamp { 1479e8f32de5SMark Haverkamp u16 fibsize; 1480e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 14810b433447SMahesh Rajashekhara long ret; 1482e8f32de5SMark Haverkamp 14830b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 14840b433447SMahesh Rajashekhara if (ret < 0) 14850b433447SMahesh Rajashekhara return ret; 1486727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1487e8f32de5SMark Haverkamp 1488e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1489e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1490e8f32de5SMark Haverkamp /* 1491e8f32de5SMark Haverkamp * Build Scatter/Gather list 1492e8f32de5SMark Haverkamp */ 1493e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1494e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1495e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1496e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1497e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1498e8f32de5SMark Haverkamp 1499e8f32de5SMark Haverkamp /* 1500e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1501e8f32de5SMark Haverkamp */ 1502e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1503e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1504e8f32de5SMark Haverkamp } 1505e8f32de5SMark Haverkamp 150694cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 150794cf6ba1SSalyzyn, Mark { 1508d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 150994cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 151094cf6ba1SSalyzyn, Mark return FAILED; 151194cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 151294cf6ba1SSalyzyn, Mark } 151394cf6ba1SSalyzyn, Mark 1514c83b11e3SRaghava Aditya Renukunta /** 1515c83b11e3SRaghava Aditya Renukunta * aac_update hba_map()- update current hba map with data from FW 1516c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1517c83b11e3SRaghava Aditya Renukunta * @phys_luns: FW information from report phys luns 1518c83b11e3SRaghava Aditya Renukunta * 1519c83b11e3SRaghava Aditya Renukunta * Update our hba map with the information gathered from the FW 1520c83b11e3SRaghava Aditya Renukunta */ 1521c83b11e3SRaghava Aditya Renukunta void aac_update_hba_map(struct aac_dev *dev, 1522c83b11e3SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns) 1523c83b11e3SRaghava Aditya Renukunta { 1524c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1525c83b11e3SRaghava Aditya Renukunta u32 lun_count, nexus; 1526c83b11e3SRaghava Aditya Renukunta u32 i, bus, target; 1527c83b11e3SRaghava Aditya Renukunta u8 expose_flag, attribs; 1528c83b11e3SRaghava Aditya Renukunta u8 devtype; 1529c83b11e3SRaghava Aditya Renukunta 1530c83b11e3SRaghava Aditya Renukunta lun_count = ((phys_luns->list_length[0] << 24) 1531c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[1] << 16) 1532c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[2] << 8) 1533c83b11e3SRaghava Aditya Renukunta + (phys_luns->list_length[3])) / 24; 1534c83b11e3SRaghava Aditya Renukunta 1535c83b11e3SRaghava Aditya Renukunta for (i = 0; i < lun_count; ++i) { 1536c83b11e3SRaghava Aditya Renukunta 1537c83b11e3SRaghava Aditya Renukunta bus = phys_luns->lun[i].level2[1] & 0x3f; 1538c83b11e3SRaghava Aditya Renukunta target = phys_luns->lun[i].level2[0]; 1539c83b11e3SRaghava Aditya Renukunta expose_flag = phys_luns->lun[i].bus >> 6; 1540c83b11e3SRaghava Aditya Renukunta attribs = phys_luns->lun[i].node_ident[9]; 1541c83b11e3SRaghava Aditya Renukunta nexus = *((u32 *) &phys_luns->lun[i].node_ident[12]); 1542c83b11e3SRaghava Aditya Renukunta 1543c83b11e3SRaghava Aditya Renukunta if (bus >= AAC_MAX_BUSES || target >= AAC_MAX_TARGETS) 1544c83b11e3SRaghava Aditya Renukunta continue; 1545c83b11e3SRaghava Aditya Renukunta 1546c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].expose = expose_flag; 1547c83b11e3SRaghava Aditya Renukunta 1548c83b11e3SRaghava Aditya Renukunta if (expose_flag != 0) { 1549c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_RAID_MEMBER; 1550c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1551c83b11e3SRaghava Aditya Renukunta } 1552c83b11e3SRaghava Aditya Renukunta 1553c83b11e3SRaghava Aditya Renukunta if (nexus != 0 && (attribs & 8)) { 1554c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_NATIVE_RAW; 1555c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].rmw_nexus = 1556c83b11e3SRaghava Aditya Renukunta nexus; 1557c83b11e3SRaghava Aditya Renukunta } else 1558c83b11e3SRaghava Aditya Renukunta devtype = AAC_DEVTYPE_ARC_RAW; 1559c83b11e3SRaghava Aditya Renukunta 1560c83b11e3SRaghava Aditya Renukunta if (devtype != AAC_DEVTYPE_NATIVE_RAW) 1561c83b11e3SRaghava Aditya Renukunta goto update_devtype; 1562c83b11e3SRaghava Aditya Renukunta 1563c83b11e3SRaghava Aditya Renukunta update_devtype: 1564c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = devtype; 1565c83b11e3SRaghava Aditya Renukunta } 1566c83b11e3SRaghava Aditya Renukunta } 1567c83b11e3SRaghava Aditya Renukunta 1568c83b11e3SRaghava Aditya Renukunta /** 1569c83b11e3SRaghava Aditya Renukunta * aac_report_phys_luns() Process topology change 1570c83b11e3SRaghava Aditya Renukunta * @dev: aac_dev structure 1571c83b11e3SRaghava Aditya Renukunta * @fibptr: fib pointer 1572c83b11e3SRaghava Aditya Renukunta * 1573c83b11e3SRaghava Aditya Renukunta * Execute a CISS REPORT PHYS LUNS and process the results into 1574c83b11e3SRaghava Aditya Renukunta * the current hba_map. 1575c83b11e3SRaghava Aditya Renukunta */ 1576c83b11e3SRaghava Aditya Renukunta int aac_report_phys_luns(struct aac_dev *dev, struct fib *fibptr) 1577c83b11e3SRaghava Aditya Renukunta { 1578c83b11e3SRaghava Aditya Renukunta int fibsize, datasize; 1579c83b11e3SRaghava Aditya Renukunta struct aac_ciss_phys_luns_resp *phys_luns; 1580c83b11e3SRaghava Aditya Renukunta struct aac_srb *srbcmd; 1581c83b11e3SRaghava Aditya Renukunta struct sgmap64 *sg64; 1582c83b11e3SRaghava Aditya Renukunta dma_addr_t addr; 1583c83b11e3SRaghava Aditya Renukunta u32 vbus, vid; 1584c83b11e3SRaghava Aditya Renukunta u32 rcode = 0; 1585c83b11e3SRaghava Aditya Renukunta 1586c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 1587c83b11e3SRaghava Aditya Renukunta fibsize = sizeof(struct aac_srb) - sizeof(struct sgentry) 1588c83b11e3SRaghava Aditya Renukunta + sizeof(struct sgentry64); 1589c83b11e3SRaghava Aditya Renukunta datasize = sizeof(struct aac_ciss_phys_luns_resp) 1590c83b11e3SRaghava Aditya Renukunta + (AAC_MAX_TARGETS - 1) * sizeof(struct _ciss_lun); 1591c83b11e3SRaghava Aditya Renukunta 1592c83b11e3SRaghava Aditya Renukunta phys_luns = (struct aac_ciss_phys_luns_resp *) pci_alloc_consistent( 1593c83b11e3SRaghava Aditya Renukunta dev->pdev, datasize, &addr); 1594c83b11e3SRaghava Aditya Renukunta 1595c83b11e3SRaghava Aditya Renukunta if (phys_luns == NULL) { 1596c83b11e3SRaghava Aditya Renukunta rcode = -ENOMEM; 1597c83b11e3SRaghava Aditya Renukunta goto err_out; 1598c83b11e3SRaghava Aditya Renukunta } 1599c83b11e3SRaghava Aditya Renukunta 1600c83b11e3SRaghava Aditya Renukunta vbus = (u32) le16_to_cpu( 1601c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceBus); 1602c83b11e3SRaghava Aditya Renukunta vid = (u32) le16_to_cpu( 1603c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceTarget); 1604c83b11e3SRaghava Aditya Renukunta 1605c83b11e3SRaghava Aditya Renukunta aac_fib_init(fibptr); 1606c83b11e3SRaghava Aditya Renukunta 1607c83b11e3SRaghava Aditya Renukunta srbcmd = (struct aac_srb *) fib_data(fibptr); 1608c83b11e3SRaghava Aditya Renukunta srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1609c83b11e3SRaghava Aditya Renukunta srbcmd->channel = cpu_to_le32(vbus); 1610c83b11e3SRaghava Aditya Renukunta srbcmd->id = cpu_to_le32(vid); 1611c83b11e3SRaghava Aditya Renukunta srbcmd->lun = 0; 1612c83b11e3SRaghava Aditya Renukunta srbcmd->flags = cpu_to_le32(SRB_DataIn); 1613c83b11e3SRaghava Aditya Renukunta srbcmd->timeout = cpu_to_le32(10); 1614c83b11e3SRaghava Aditya Renukunta srbcmd->retry_limit = 0; 1615c83b11e3SRaghava Aditya Renukunta srbcmd->cdb_size = cpu_to_le32(12); 1616c83b11e3SRaghava Aditya Renukunta srbcmd->count = cpu_to_le32(datasize); 1617c83b11e3SRaghava Aditya Renukunta 1618c83b11e3SRaghava Aditya Renukunta memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1619c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[0] = CISS_REPORT_PHYSICAL_LUNS; 1620c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[1] = 2; /* extended reporting */ 1621c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[8] = (u8)(datasize >> 8); 1622c83b11e3SRaghava Aditya Renukunta srbcmd->cdb[9] = (u8)(datasize); 1623c83b11e3SRaghava Aditya Renukunta 1624c83b11e3SRaghava Aditya Renukunta sg64 = (struct sgmap64 *) &srbcmd->sg; 1625c83b11e3SRaghava Aditya Renukunta sg64->count = cpu_to_le32(1); 1626c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[1] = cpu_to_le32(upper_32_bits(addr)); 1627c83b11e3SRaghava Aditya Renukunta sg64->sg[0].addr[0] = cpu_to_le32(lower_32_bits(addr)); 1628c83b11e3SRaghava Aditya Renukunta sg64->sg[0].count = cpu_to_le32(datasize); 1629c83b11e3SRaghava Aditya Renukunta 1630c83b11e3SRaghava Aditya Renukunta rcode = aac_fib_send(ScsiPortCommand64, fibptr, fibsize, 1631c83b11e3SRaghava Aditya Renukunta FsaNormal, 1, 1, NULL, NULL); 1632c83b11e3SRaghava Aditya Renukunta 1633c83b11e3SRaghava Aditya Renukunta /* analyse data */ 1634c83b11e3SRaghava Aditya Renukunta if (rcode >= 0 && phys_luns->resp_flag == 2) { 1635c83b11e3SRaghava Aditya Renukunta /* ok and extended reporting */ 1636c83b11e3SRaghava Aditya Renukunta aac_update_hba_map(dev, phys_luns); 1637c83b11e3SRaghava Aditya Renukunta } 1638c83b11e3SRaghava Aditya Renukunta 1639c83b11e3SRaghava Aditya Renukunta pci_free_consistent(dev->pdev, datasize, (void *) phys_luns, addr); 1640c83b11e3SRaghava Aditya Renukunta err_out: 1641c83b11e3SRaghava Aditya Renukunta return rcode; 1642c83b11e3SRaghava Aditya Renukunta } 1643c83b11e3SRaghava Aditya Renukunta 16441da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 16451da177e4SLinus Torvalds { 16461da177e4SLinus Torvalds struct fib* fibptr; 16471da177e4SLinus Torvalds int rcode; 1648c83b11e3SRaghava Aditya Renukunta u32 tmp, bus, target; 16497c00ffa3SMark Haverkamp struct aac_adapter_info *info; 165084971738SMark Haverkamp struct aac_bus_info *command; 165184971738SMark Haverkamp struct aac_bus_info_response *bus_info; 16527c00ffa3SMark Haverkamp 1653bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 16541da177e4SLinus Torvalds return -ENOMEM; 16551da177e4SLinus Torvalds 1656bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 16571da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 16587c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 16591da177e4SLinus Torvalds 1660bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 16611da177e4SLinus Torvalds fibptr, 16627c00ffa3SMark Haverkamp sizeof(*info), 16631da177e4SLinus Torvalds FsaNormal, 16649203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 16651da177e4SLinus Torvalds NULL, 16661da177e4SLinus Torvalds NULL); 16671da177e4SLinus Torvalds 16687c00ffa3SMark Haverkamp if (rcode < 0) { 1669cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1670cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1671cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1672bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1673bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1674cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 16757c00ffa3SMark Haverkamp return rcode; 16767c00ffa3SMark Haverkamp } 16777c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 16787c00ffa3SMark Haverkamp 1679c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceBus = 0xffff; 16807c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 168106a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 16827c00ffa3SMark Haverkamp 1683bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 16847c00ffa3SMark Haverkamp 168506a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 16867c00ffa3SMark Haverkamp 168706a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 16887c00ffa3SMark Haverkamp 1689bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 16907c00ffa3SMark Haverkamp fibptr, 169106a43d17SSalyzyn, Mark sizeof(*sinfo), 16927c00ffa3SMark Haverkamp FsaNormal, 16937c00ffa3SMark Haverkamp 1, 1, 16947c00ffa3SMark Haverkamp NULL, 16957c00ffa3SMark Haverkamp NULL); 16967c00ffa3SMark Haverkamp 16977c00ffa3SMark Haverkamp if (rcode >= 0) 169806a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1699cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1700cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1701cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1702cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1703cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1704cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 17057c00ffa3SMark Haverkamp } 17061da177e4SLinus Torvalds 1707c83b11e3SRaghava Aditya Renukunta /* reset all previous mapped devices (i.e. for init. after IOP_RESET) */ 1708c83b11e3SRaghava Aditya Renukunta for (bus = 0; bus < AAC_MAX_BUSES; bus++) { 1709c83b11e3SRaghava Aditya Renukunta for (target = 0; target < AAC_MAX_TARGETS; target++) 1710c83b11e3SRaghava Aditya Renukunta dev->hba_map[bus][target].devtype = 0; 1711c83b11e3SRaghava Aditya Renukunta } 171284971738SMark Haverkamp 171384971738SMark Haverkamp /* 171484971738SMark Haverkamp * GetBusInfo 171584971738SMark Haverkamp */ 171684971738SMark Haverkamp 1717bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 171884971738SMark Haverkamp 171984971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 172084971738SMark Haverkamp 172184971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 172284971738SMark Haverkamp 172384971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 172484971738SMark Haverkamp 172584971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 172684971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 172784971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 172884971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 172984971738SMark Haverkamp 1730bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 173184971738SMark Haverkamp fibptr, 173284971738SMark Haverkamp sizeof (*bus_info), 173384971738SMark Haverkamp FsaNormal, 173484971738SMark Haverkamp 1, 1, 173584971738SMark Haverkamp NULL, NULL); 173684971738SMark Haverkamp 173794cf6ba1SSalyzyn, Mark /* reasoned default */ 173894cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 173984971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 174084971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 174184971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 174284971738SMark Haverkamp } 174384971738SMark Haverkamp 1744c83b11e3SRaghava Aditya Renukunta if (!dev->sync_mode && dev->sa_firmware && 1745c83b11e3SRaghava Aditya Renukunta dev->supplement_adapter_info.VirtDeviceBus != 0xffff) { 1746c83b11e3SRaghava Aditya Renukunta /* Thor SA Firmware -> CISS_REPORT_PHYSICAL_LUNS */ 1747c83b11e3SRaghava Aditya Renukunta rcode = aac_report_phys_luns(dev, fibptr); 1748c83b11e3SRaghava Aditya Renukunta } 1749c83b11e3SRaghava Aditya Renukunta 17508c867b25SMark Haverkamp if (!dev->in_reset) { 175124f02e1dSSalyzyn, Mark char buffer[16]; 17521da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 17537c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 17541da177e4SLinus Torvalds dev->name, 17551da177e4SLinus Torvalds dev->id, 17561da177e4SLinus Torvalds tmp>>24, 17571da177e4SLinus Torvalds (tmp>>16)&0xff, 17581da177e4SLinus Torvalds tmp&0xff, 17597c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 17607c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 17617c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 17621da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 17631da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 17641da177e4SLinus Torvalds dev->name, dev->id, 17651da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 17661da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 17671da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 17681da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %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.biosbuild)); 177224f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1773ee959b00STony Jones if (aac_get_serial_number( 177424f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 177524f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 177624f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1777a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1778a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1779a45c863fSSalyzyn, Mark dev->name, dev->id, 1780a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1781a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1782a45c863fSSalyzyn, Mark } 17832f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 178429c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1785a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 178629c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 178729c97684SSalyzyn, Mark dev->name, dev->id); 178829c97684SSalyzyn, Mark } 17898c867b25SMark Haverkamp } 17901da177e4SLinus Torvalds 179195e852e1SSalyzyn, Mark dev->cache_protected = 0; 1792cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 1793cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 17941da177e4SLinus Torvalds dev->nondasd_support = 0; 17951da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 179695e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 17971da177e4SLinus Torvalds dev->nondasd_support = 1; 17981da177e4SLinus Torvalds 17991da177e4SLinus Torvalds /* 18001da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 18011da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 18021da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 18031da177e4SLinus Torvalds * additional changes changes will have to be made to support 18041da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 18051da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 18061da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 18071da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 18081da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 18091da177e4SLinus Torvalds */ 18101da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 18111da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 18121da177e4SLinus Torvalds dev->nondasd_support = 1; 18131da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 18141da177e4SLinus Torvalds } 18151da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 18161da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 18171da177e4SLinus Torvalds dev->name, dev->id); 18181da177e4SLinus Torvalds 181995e852e1SSalyzyn, Mark if (nondasd != -1) 18201da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 18212f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 18221da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 18231da177e4SLinus Torvalds 1824e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 1825d8e96507SLeubner, Achim dev->needs_dac = 1; 18261da177e4SLinus Torvalds dev->dac_support = 0; 1827d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 1828d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 18292f7ecc55SSalyzyn, Mark if (!dev->in_reset) 18302f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 18312f7ecc55SSalyzyn, Mark dev->name, dev->id); 18321da177e4SLinus Torvalds dev->dac_support = 1; 18331da177e4SLinus Torvalds } 18341da177e4SLinus Torvalds 18351da177e4SLinus Torvalds if(dacmode != -1) { 18361da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 18371da177e4SLinus Torvalds } 1838d8e96507SLeubner, Achim 1839d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 1840d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 1841d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 1842d8e96507SLeubner, Achim dev->nondasd_support = 0; 1843d8e96507SLeubner, Achim dev->jbod = 0; 1844d8e96507SLeubner, Achim expose_physicals = 0; 1845d8e96507SLeubner, Achim } 1846d8e96507SLeubner, Achim 18471da177e4SLinus Torvalds if(dev->dac_support != 0) { 18486a35528aSYang Hongyang if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && 18496a35528aSYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 18502f7ecc55SSalyzyn, Mark if (!dev->in_reset) 18511da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 18521da177e4SLinus Torvalds dev->name, dev->id); 1853284901a9SYang Hongyang } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && 1854284901a9SYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 18551da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 18561da177e4SLinus Torvalds dev->name, dev->id); 18571da177e4SLinus Torvalds dev->dac_support = 0; 18581da177e4SLinus Torvalds } else { 18591da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 18601da177e4SLinus Torvalds dev->name, dev->id); 18611da177e4SLinus Torvalds rcode = -ENOMEM; 18621da177e4SLinus Torvalds } 18631da177e4SLinus Torvalds } 18647c00ffa3SMark Haverkamp /* 1865e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1866e8f32de5SMark Haverkamp * interface. 18677c00ffa3SMark Haverkamp */ 1868e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 186994cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 187094cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 187194cf6ba1SSalyzyn, Mark : aac_scsi_64) 1872e8f32de5SMark Haverkamp : aac_scsi_32; 1873e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1874e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1875e8f32de5SMark Haverkamp ? aac_bounds_64 1876e8f32de5SMark Haverkamp : aac_bounds_32; 1877e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1878e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1879e8f32de5SMark Haverkamp } else { 1880e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 18817c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 18827c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 188363a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 188463a70eeaSMark Haverkamp sizeof(struct sgentry); 18857c00ffa3SMark Haverkamp if (dev->dac_support) { 1886e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1887e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 18887c00ffa3SMark Haverkamp /* 18897c00ffa3SMark Haverkamp * 38 scatter gather elements 18907c00ffa3SMark Haverkamp */ 18917c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 18927c00ffa3SMark Haverkamp (dev->max_fib_size - 18937c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 18947c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 189563a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 189663a70eeaSMark Haverkamp sizeof(struct sgentry64); 1897e8f32de5SMark Haverkamp } else { 1898e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1899e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 19007c00ffa3SMark Haverkamp } 19017c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 19027c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 19037c00ffa3SMark Haverkamp /* 19047c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 19057c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 19067c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 19077c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 19087c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 19097c00ffa3SMark Haverkamp * element. 19107c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 19117c00ffa3SMark Haverkamp */ 19127c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 19137c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 19147c00ffa3SMark Haverkamp } 19150e68c003SMark Haverkamp } 1916cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 1917cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1918bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1919bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1920cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 19211da177e4SLinus Torvalds 19221da177e4SLinus Torvalds return rcode; 19231da177e4SLinus Torvalds } 19241da177e4SLinus Torvalds 19251da177e4SLinus Torvalds 1926e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 19271da177e4SLinus Torvalds { 19281da177e4SLinus Torvalds struct aac_dev *dev; 19291da177e4SLinus Torvalds struct aac_read_reply *readreply; 19301da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 19311da177e4SLinus Torvalds u32 cid; 19321da177e4SLinus Torvalds 19331da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 19341da177e4SLinus Torvalds 193503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 193603d44337SMark Haverkamp return; 193703d44337SMark Haverkamp 19381a655040SSalyzyn, Mark dev = fibptr->dev; 1939e5718774SMark Haverkamp cid = scmd_id(scsicmd); 19401da177e4SLinus Torvalds 19417a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 19427a8cf29dSMark Haverkamp u64 lba; 19437a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 19447a8cf29dSMark Haverkamp case WRITE_6: 19457a8cf29dSMark Haverkamp case READ_6: 19467a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 19477a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 19487a8cf29dSMark Haverkamp break; 19497a8cf29dSMark Haverkamp case WRITE_16: 19507a8cf29dSMark Haverkamp case READ_16: 19517a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 19527a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 19537a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 19547a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 19557a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 19567a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 19577a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 19587a8cf29dSMark Haverkamp break; 19597a8cf29dSMark Haverkamp case WRITE_12: 19607a8cf29dSMark Haverkamp case READ_12: 19617a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 19627a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 19637a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 19647a8cf29dSMark Haverkamp break; 19657a8cf29dSMark Haverkamp default: 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 } 19717a8cf29dSMark Haverkamp printk(KERN_DEBUG 19727a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 19737a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 19747a8cf29dSMark Haverkamp } 19751da177e4SLinus Torvalds 1976125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 19771da177e4SLinus Torvalds 1978727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1979727eead6SFUJITA Tomonori 19801da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 1981655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 1982655d722cSMark Salyzyn case ST_OK: 1983655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1984655d722cSMark Salyzyn SAM_STAT_GOOD; 1985655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 1986655d722cSMark Salyzyn break; 1987655d722cSMark Salyzyn case ST_NOT_READY: 1988655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1989655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 1990655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 1991655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 1992655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1993655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1994655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 1995655d722cSMark Salyzyn break; 1996655d722cSMark Salyzyn default: 19977c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1998e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 19991da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 20007c00ffa3SMark Haverkamp #endif 2001655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2002655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 20038e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 20048e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 20058e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 20061da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 20073ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 20083ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2009655d722cSMark Salyzyn break; 20101da177e4SLinus Torvalds } 2011bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 20121da177e4SLinus Torvalds 20138e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 20141da177e4SLinus Torvalds } 20151da177e4SLinus Torvalds 20169e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 20171da177e4SLinus Torvalds { 20187a8cf29dSMark Haverkamp u64 lba; 20191da177e4SLinus Torvalds u32 count; 20201da177e4SLinus Torvalds int status; 20211da177e4SLinus Torvalds struct aac_dev *dev; 20221da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2023da3cc679SRajashekhara, Mahesh int cid; 20241da177e4SLinus Torvalds 20251da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 20261da177e4SLinus Torvalds /* 20271da177e4SLinus Torvalds * Get block address and transfer length 20281da177e4SLinus Torvalds */ 20297a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 20307a8cf29dSMark Haverkamp case READ_6: 20319e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 20321da177e4SLinus Torvalds 20337a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 20347a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 20351da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 20361da177e4SLinus Torvalds 20371da177e4SLinus Torvalds if (count == 0) 20381da177e4SLinus Torvalds count = 256; 20397a8cf29dSMark Haverkamp break; 20407a8cf29dSMark Haverkamp case READ_16: 20419e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 20427a8cf29dSMark Haverkamp 20437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 20447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 20457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 20467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 20477a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 20487a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 20497a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 20507a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 20517a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 20527a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 20537a8cf29dSMark Haverkamp break; 20547a8cf29dSMark Haverkamp case READ_12: 20559e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 20567a8cf29dSMark Haverkamp 20577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 20587a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 20597a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 20607a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 20617a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 20627a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 20637a8cf29dSMark Haverkamp break; 20647a8cf29dSMark Haverkamp default: 20659e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 20661da177e4SLinus Torvalds 20677a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 20687a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 20697a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 20701da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 20717a8cf29dSMark Haverkamp break; 20721da177e4SLinus Torvalds } 2073da3cc679SRajashekhara, Mahesh 2074da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2075da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2076da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2077da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2078da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2079da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2080da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2081da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2082da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2083da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2084da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2085da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2086da3cc679SRajashekhara, Mahesh return 1; 2087da3cc679SRajashekhara, Mahesh } 2088da3cc679SRajashekhara, Mahesh 20897a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 20907c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 2091e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 20927a8cf29dSMark Haverkamp return 0; 20931da177e4SLinus Torvalds /* 20941da177e4SLinus Torvalds * Alocate and initialize a Fib 20951da177e4SLinus Torvalds */ 20966bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 20971da177e4SLinus Torvalds 2098e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 20991da177e4SLinus Torvalds 21001da177e4SLinus Torvalds /* 21011da177e4SLinus Torvalds * Check that the command queued to the controller 21021da177e4SLinus Torvalds */ 210377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 210477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 21051da177e4SLinus Torvalds return 0; 210677d644d4SMark Haverkamp } 21071da177e4SLinus Torvalds 2108bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 21091da177e4SLinus Torvalds /* 21101da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 21111da177e4SLinus Torvalds */ 21121da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 21138e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 2114bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2115bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 21161da177e4SLinus Torvalds return 0; 21171da177e4SLinus Torvalds } 21181da177e4SLinus Torvalds 21199e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 21201da177e4SLinus Torvalds { 21217a8cf29dSMark Haverkamp u64 lba; 21221da177e4SLinus Torvalds u32 count; 21239d399cc7SSalyzyn, Mark int fua; 21241da177e4SLinus Torvalds int status; 21251da177e4SLinus Torvalds struct aac_dev *dev; 21261da177e4SLinus Torvalds struct fib * cmd_fibcontext; 2127da3cc679SRajashekhara, Mahesh int cid; 21281da177e4SLinus Torvalds 21291da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21301da177e4SLinus Torvalds /* 21311da177e4SLinus Torvalds * Get block address and transfer length 21321da177e4SLinus Torvalds */ 21331da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 21341da177e4SLinus Torvalds { 21351da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 21361da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 21371da177e4SLinus Torvalds if (count == 0) 21381da177e4SLinus Torvalds count = 256; 21399d399cc7SSalyzyn, Mark fua = 0; 21407a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 21419e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 21427a8cf29dSMark Haverkamp 21437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 21447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 21457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 21467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 21477a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 21487a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 21497a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 21507a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 21517a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 21529d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 21537a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 21549e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 21557a8cf29dSMark Haverkamp 21567a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 21577a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21587a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 21597a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 21609d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 21611da177e4SLinus Torvalds } else { 21629e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 21637a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 21641da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 21659d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 21661da177e4SLinus Torvalds } 2167da3cc679SRajashekhara, Mahesh 2168da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2169da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2170da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2171da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2172da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2173da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2174da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2175da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2176da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2177da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2178da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2179da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2180da3cc679SRajashekhara, Mahesh return 1; 2181da3cc679SRajashekhara, Mahesh } 2182da3cc679SRajashekhara, Mahesh 21837a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 21841da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2185e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 21867a8cf29dSMark Haverkamp return 0; 21871da177e4SLinus Torvalds /* 21881da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 21891da177e4SLinus Torvalds */ 21906bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 21911da177e4SLinus Torvalds 21929d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 21931da177e4SLinus Torvalds 21941da177e4SLinus Torvalds /* 21951da177e4SLinus Torvalds * Check that the command queued to the controller 21961da177e4SLinus Torvalds */ 219777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 219877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 21991da177e4SLinus Torvalds return 0; 22001da177e4SLinus Torvalds } 22011da177e4SLinus Torvalds 2202bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 22031da177e4SLinus Torvalds /* 22041da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 22051da177e4SLinus Torvalds */ 22061da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 22078e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22081da177e4SLinus Torvalds 2209bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2210bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 22111da177e4SLinus Torvalds return 0; 22121da177e4SLinus Torvalds } 22131da177e4SLinus Torvalds 22141da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 22151da177e4SLinus Torvalds { 22161da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 22171da177e4SLinus Torvalds struct scsi_cmnd *cmd; 22181da177e4SLinus Torvalds 22191da177e4SLinus Torvalds cmd = context; 22201da177e4SLinus Torvalds 222103d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 222203d44337SMark Haverkamp return; 222303d44337SMark Haverkamp 22241da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 22251da177e4SLinus Torvalds smp_processor_id(), jiffies)); 22261da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 22271da177e4SLinus Torvalds 22281da177e4SLinus Torvalds 22291da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 22301da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 22311da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 22321da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22331da177e4SLinus Torvalds else { 22341da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 22351a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2236e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 22371da177e4SLinus Torvalds printk(KERN_WARNING 22381da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 22391da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 22401da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 22411da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 22428e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22438e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 22448e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 22451da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2246b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2247b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 22481da177e4SLinus Torvalds } 22491da177e4SLinus Torvalds 2250bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2251bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 22528e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 22531da177e4SLinus Torvalds } 22541da177e4SLinus Torvalds 22559e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 22561da177e4SLinus Torvalds { 22571da177e4SLinus Torvalds int status; 22581da177e4SLinus Torvalds struct fib *cmd_fibcontext; 22591da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 22601da177e4SLinus Torvalds struct scsi_cmnd *cmd; 22611da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 22621da177e4SLinus Torvalds int active = 0; 226390ee3466SMark Haverkamp struct aac_dev *aac; 2264b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2265b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2266b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 22671da177e4SLinus Torvalds unsigned long flags; 22681da177e4SLinus Torvalds 22691da177e4SLinus Torvalds /* 227077d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 227177d644d4SMark Haverkamp * specific target (block). 22721da177e4SLinus Torvalds */ 22731da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 22741da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2275b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2276b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2277b90f90d2SSalyzyn, Mark u32 cmnd_count; 2278b90f90d2SSalyzyn, Mark 2279b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2280b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2281b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2282b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2283b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2284b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2285b90f90d2SSalyzyn, Mark cmnd_count = 256; 2286b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2287b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2288b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2289b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2290b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2291b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2292b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2293b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2294b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2295b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2296b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2297b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2298b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2299b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2300b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2301b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2302b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2303b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2304b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2305b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2306b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2307b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2308b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2309b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2310b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2311b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2312b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2313b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2314b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2315b90f90d2SSalyzyn, Mark } else 2316b90f90d2SSalyzyn, Mark continue; 2317b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2318b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2319b90f90d2SSalyzyn, Mark continue; 23201da177e4SLinus Torvalds ++active; 23211da177e4SLinus Torvalds break; 23221da177e4SLinus Torvalds } 23231da177e4SLinus Torvalds 23241da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 23251da177e4SLinus Torvalds 23261da177e4SLinus Torvalds /* 23271da177e4SLinus Torvalds * Yield the processor (requeue for later) 23281da177e4SLinus Torvalds */ 23291da177e4SLinus Torvalds if (active) 23301da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 23311da177e4SLinus Torvalds 2332f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 23338c867b25SMark Haverkamp if (aac->in_reset) 23348c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 23358c867b25SMark Haverkamp 23361da177e4SLinus Torvalds /* 23377c00ffa3SMark Haverkamp * Allocate and initialize a Fib 23381da177e4SLinus Torvalds */ 233990ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 23401da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 23411da177e4SLinus Torvalds 2342bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 23431da177e4SLinus Torvalds 23441da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 23451da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 23461da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 23479e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 23481da177e4SLinus Torvalds synchronizecmd->count = 23491da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 23501da177e4SLinus Torvalds 23511da177e4SLinus Torvalds /* 23521da177e4SLinus Torvalds * Now send the Fib to the adapter 23531da177e4SLinus Torvalds */ 2354bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 23551da177e4SLinus Torvalds cmd_fibcontext, 23561da177e4SLinus Torvalds sizeof(struct aac_synchronize), 23571da177e4SLinus Torvalds FsaNormal, 23581da177e4SLinus Torvalds 0, 1, 23591da177e4SLinus Torvalds (fib_callback)synchronize_callback, 23601da177e4SLinus Torvalds (void *)scsicmd); 23611da177e4SLinus Torvalds 23621da177e4SLinus Torvalds /* 23631da177e4SLinus Torvalds * Check that the command queued to the controller 23641da177e4SLinus Torvalds */ 236577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 236677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23671da177e4SLinus Torvalds return 0; 236877d644d4SMark Haverkamp } 23691da177e4SLinus Torvalds 23701da177e4SLinus Torvalds printk(KERN_WARNING 2371bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2372bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2373bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23741da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 23751da177e4SLinus Torvalds } 23761da177e4SLinus Torvalds 2377655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2378655d722cSMark Salyzyn { 2379655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2380655d722cSMark Salyzyn 2381655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2382655d722cSMark Salyzyn return; 2383655d722cSMark Salyzyn 2384655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2385655d722cSMark Salyzyn 2386655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2387655d722cSMark Salyzyn 2388655d722cSMark Salyzyn aac_fib_complete(fibptr); 2389655d722cSMark Salyzyn aac_fib_free(fibptr); 2390655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2391655d722cSMark Salyzyn } 2392655d722cSMark Salyzyn 2393655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2394655d722cSMark Salyzyn { 2395655d722cSMark Salyzyn int status; 2396655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2397655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2398655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2399655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2400655d722cSMark Salyzyn 2401655d722cSMark Salyzyn if (!(aac->supplement_adapter_info.SupportedOptions2 & 2402655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2403655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2404655d722cSMark Salyzyn SAM_STAT_GOOD; 2405655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2406655d722cSMark Salyzyn return 0; 2407655d722cSMark Salyzyn } 2408655d722cSMark Salyzyn 2409655d722cSMark Salyzyn if (aac->in_reset) 2410655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2411655d722cSMark Salyzyn 2412655d722cSMark Salyzyn /* 2413655d722cSMark Salyzyn * Allocate and initialize a Fib 2414655d722cSMark Salyzyn */ 24156bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2416655d722cSMark Salyzyn 2417655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2418655d722cSMark Salyzyn 2419655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2420655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2421655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2422655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2423655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2424655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2425655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2426655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2427655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2428655d722cSMark Salyzyn 2429655d722cSMark Salyzyn /* 2430655d722cSMark Salyzyn * Now send the Fib to the adapter 2431655d722cSMark Salyzyn */ 2432655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2433655d722cSMark Salyzyn cmd_fibcontext, 2434655d722cSMark Salyzyn sizeof(struct aac_power_management), 2435655d722cSMark Salyzyn FsaNormal, 2436655d722cSMark Salyzyn 0, 1, 2437655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2438655d722cSMark Salyzyn (void *)scsicmd); 2439655d722cSMark Salyzyn 2440655d722cSMark Salyzyn /* 2441655d722cSMark Salyzyn * Check that the command queued to the controller 2442655d722cSMark Salyzyn */ 2443655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2444655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2445655d722cSMark Salyzyn return 0; 2446655d722cSMark Salyzyn } 2447655d722cSMark Salyzyn 2448655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2449655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2450655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2451655d722cSMark Salyzyn } 2452655d722cSMark Salyzyn 24531da177e4SLinus Torvalds /** 24541da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 24551da177e4SLinus Torvalds * @scsicmd: SCSI command block 24561da177e4SLinus Torvalds * 24571da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 24581da177e4SLinus Torvalds * aacraid firmware. 24591da177e4SLinus Torvalds */ 24601da177e4SLinus Torvalds 24611da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 24621da177e4SLinus Torvalds { 24631a655040SSalyzyn, Mark u32 cid; 24641da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 24651da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 24661da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 24671da177e4SLinus Torvalds 246890ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 246990ee3466SMark Haverkamp return -1; 24701da177e4SLinus Torvalds /* 24711da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 24721da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 24731da177e4SLinus Torvalds * itself. 24741da177e4SLinus Torvalds */ 24751a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 24761a655040SSalyzyn, Mark if (cid != host->this_id) { 24771a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 24781a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2479e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 24801da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2481c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 24821da177e4SLinus Torvalds } 24831da177e4SLinus Torvalds 24841da177e4SLinus Torvalds /* 24851da177e4SLinus Torvalds * If the target container doesn't exist, it may have 24861da177e4SLinus Torvalds * been newly created 24871da177e4SLinus Torvalds */ 2488655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2489655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2490655d722cSMark Salyzyn NOT_READY)) { 24911da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2492eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 24937a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 24947a8cf29dSMark Haverkamp !(dev->raw_io_64) || 24957a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 24967a8cf29dSMark Haverkamp break; 24971da177e4SLinus Torvalds case INQUIRY: 24981da177e4SLinus Torvalds case READ_CAPACITY: 24991da177e4SLinus Torvalds case TEST_UNIT_READY: 25008c867b25SMark Haverkamp if (dev->in_reset) 25018c867b25SMark Haverkamp return -1; 2502fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2503fe76df42SMark Haverkamp aac_probe_container_callback2); 25041da177e4SLinus Torvalds default: 25051da177e4SLinus Torvalds break; 25061da177e4SLinus Torvalds } 25071da177e4SLinus Torvalds } 25081da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2509cb1042f2SSalyzyn, Mark if (dev->nondasd_support || expose_physicals || 2510cb1042f2SSalyzyn, Mark dev->jbod) { 25118c867b25SMark Haverkamp if (dev->in_reset) 25128c867b25SMark Haverkamp return -1; 25131da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 25141da177e4SLinus Torvalds } else { 25151da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 2516c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 25171da177e4SLinus Torvalds } 25181da177e4SLinus Torvalds } 25191da177e4SLinus Torvalds } 25201da177e4SLinus Torvalds /* 25211da177e4SLinus Torvalds * else Command for the controller itself 25221da177e4SLinus Torvalds */ 25231da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 25241da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 25251da177e4SLinus Torvalds { 25261da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 25271da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 25288e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 25298e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 25308e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 25311da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 25323ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 25333ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2534c4e2fbcaSRaghava Aditya Renukunta goto scsi_done_ret; 25351da177e4SLinus Torvalds } 25361da177e4SLinus Torvalds 25371da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2538c4e2fbcaSRaghava Aditya Renukunta case READ_6: 2539c4e2fbcaSRaghava Aditya Renukunta case READ_10: 2540c4e2fbcaSRaghava Aditya Renukunta case READ_12: 2541c4e2fbcaSRaghava Aditya Renukunta case READ_16: 2542c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2543c4e2fbcaSRaghava Aditya Renukunta return -1; 2544c4e2fbcaSRaghava Aditya Renukunta return aac_read(scsicmd); 2545c4e2fbcaSRaghava Aditya Renukunta 2546c4e2fbcaSRaghava Aditya Renukunta case WRITE_6: 2547c4e2fbcaSRaghava Aditya Renukunta case WRITE_10: 2548c4e2fbcaSRaghava Aditya Renukunta case WRITE_12: 2549c4e2fbcaSRaghava Aditya Renukunta case WRITE_16: 2550c4e2fbcaSRaghava Aditya Renukunta if (dev->in_reset) 2551c4e2fbcaSRaghava Aditya Renukunta return -1; 2552c4e2fbcaSRaghava Aditya Renukunta return aac_write(scsicmd); 2553c4e2fbcaSRaghava Aditya Renukunta 2554c4e2fbcaSRaghava Aditya Renukunta case SYNCHRONIZE_CACHE: 2555c4e2fbcaSRaghava Aditya Renukunta if (((aac_cache & 6) == 6) && dev->cache_protected) { 2556c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2557c4e2fbcaSRaghava Aditya Renukunta break; 2558c4e2fbcaSRaghava Aditya Renukunta } 2559c4e2fbcaSRaghava Aditya Renukunta /* Issue FIB to tell Firmware to flush it's cache */ 2560c4e2fbcaSRaghava Aditya Renukunta if ((aac_cache & 6) != 2) 2561c4e2fbcaSRaghava Aditya Renukunta return aac_synchronize(scsicmd); 25621da177e4SLinus Torvalds case INQUIRY: 25631da177e4SLinus Torvalds { 25643b2946ccSMark Haverkamp struct inquiry_data inq_data; 25651da177e4SLinus Torvalds 25661a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 25673b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 25681da177e4SLinus Torvalds 2569d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 257088e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 257188e2f98eSSalyzyn, Mark 257288e2f98eSSalyzyn, Mark /* EVPD bit set */ 257388e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 257488e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 257588e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 257688e2f98eSSalyzyn, Mark /* supported vital product data pages */ 25775d910649SMahesh Rajashekhara arr[3] = 3; 257888e2f98eSSalyzyn, Mark arr[4] = 0x0; 257988e2f98eSSalyzyn, Mark arr[5] = 0x80; 25805d910649SMahesh Rajashekhara arr[6] = 0x83; 258188e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2582d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 258388e2f98eSSalyzyn, Mark sizeof(inq_data)); 2584c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 258588e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 258688e2f98eSSalyzyn, Mark /* unit serial number page */ 258788e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 258888e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 258988e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2590d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 259188e2f98eSSalyzyn, Mark sizeof(inq_data)); 2592d8e96507SLeubner, Achim if (aac_wwn != 2) 2593d8e96507SLeubner, Achim return aac_get_container_serial( 2594d8e96507SLeubner, Achim scsicmd); 2595c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 25965d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 25975d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 25985d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 25995d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 26005d910649SMahesh Rajashekhara scmd_id(scsicmd)); 26015d910649SMahesh Rajashekhara if (aac_wwn != 2) 26025d910649SMahesh Rajashekhara return aac_get_container_serial( 26035d910649SMahesh Rajashekhara scsicmd); 2604c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 260588e2f98eSSalyzyn, Mark } else { 260688e2f98eSSalyzyn, Mark /* vpd page not implemented */ 260788e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 260888e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 260988e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 26108e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 26118e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 26128e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 261388e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 261488e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 26153ace426fSSalyzyn, Mark min_t(size_t, 26163ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 26173ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 261888e2f98eSSalyzyn, Mark } 2619c4e2fbcaSRaghava Aditya Renukunta break; 262088e2f98eSSalyzyn, Mark } 26213b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 26223b2946ccSMark 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 */ 26233b2946ccSMark Haverkamp inq_data.inqd_len = 31; 26241da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 26253b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 26261da177e4SLinus Torvalds /* 26271da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 26281da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 26291da177e4SLinus Torvalds */ 26301a655040SSalyzyn, Mark if (cid == host->this_id) { 26316391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 26323b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2633d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2634d4345028SFUJITA Tomonori sizeof(inq_data)); 2635c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2636c4e2fbcaSRaghava Aditya Renukunta break; 26371da177e4SLinus Torvalds } 26388c867b25SMark Haverkamp if (dev->in_reset) 26398c867b25SMark Haverkamp return -1; 2640794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 26413b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2642d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 26439e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 26441da177e4SLinus Torvalds } 2645eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 26467a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 26477a8cf29dSMark Haverkamp !(dev->raw_io_64) || 26487a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 26497a8cf29dSMark Haverkamp break; 26507a8cf29dSMark Haverkamp { 26517a8cf29dSMark Haverkamp u64 capacity; 265207ce5ebaSMark Haverkamp char cp[13]; 2653b271f1c8SFUJITA Tomonori unsigned int alloc_len; 26547a8cf29dSMark Haverkamp 26557a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 26567a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 26577a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 26587a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 26597a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 26607a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 26617a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 26627a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 26637a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 26647a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2665b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2666b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2667b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2668b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 266907ce5ebaSMark Haverkamp cp[12] = 0; 267007ce5ebaSMark Haverkamp 2671b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2672b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2673b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2674b271f1c8SFUJITA Tomonori 2675b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2676d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2677b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2678b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2679b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 26807a8cf29dSMark Haverkamp 26817a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 26827a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 26837a8cf29dSMark Haverkamp 2684c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2685c4e2fbcaSRaghava Aditya Renukunta break; 26867a8cf29dSMark Haverkamp } 26877a8cf29dSMark Haverkamp 26881da177e4SLinus Torvalds case READ_CAPACITY: 26891da177e4SLinus Torvalds { 26901da177e4SLinus Torvalds u32 capacity; 26913b2946ccSMark Haverkamp char cp[8]; 26921da177e4SLinus Torvalds 26931da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 26947a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 26951da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 26961da177e4SLinus Torvalds else 26971da177e4SLinus Torvalds capacity = (u32)-1; 26983b2946ccSMark Haverkamp 26991da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 27001da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 27011da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 27021da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2703b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2704b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2705b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2706b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2707d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 27087a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 27097a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2710c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2711c4e2fbcaSRaghava Aditya Renukunta break; 27121da177e4SLinus Torvalds } 27131da177e4SLinus Torvalds 27141da177e4SLinus Torvalds case MODE_SENSE: 27151da177e4SLinus Torvalds { 27169d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2717b836439fSMahesh Rajashekhara u32 capacity; 2718b836439fSMahesh Rajashekhara aac_modep_data mpd; 2719b836439fSMahesh Rajashekhara 2720b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2721b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2722b836439fSMahesh Rajashekhara else 2723b836439fSMahesh Rajashekhara capacity = (u32)-1; 27241da177e4SLinus Torvalds 27251da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 2726b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 2727b836439fSMahesh Rajashekhara 2728b836439fSMahesh Rajashekhara /* Mode data length */ 2729b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 2730b836439fSMahesh Rajashekhara /* Medium type - default */ 2731b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 2732b836439fSMahesh Rajashekhara /* Device-specific param, 27339d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 27349d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2735b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 2736b836439fSMahesh Rajashekhara 273795e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2738b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 2739b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 2740b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 2741b836439fSMahesh Rajashekhara else { 2742b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 2743b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 2744b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 2745b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2746b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 2747b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2748b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 2749b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 27505d910649SMahesh Rajashekhara 27515d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 27525d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 27535d910649SMahesh Rajashekhara /* page length */ 27545d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 27555d910649SMahesh Rajashekhara /* Mode data length */ 27565d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 27575d910649SMahesh Rajashekhara } else { 27585d910649SMahesh Rajashekhara /* Mode data length */ 27595d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 27605d910649SMahesh Rajashekhara } 27615d910649SMahesh Rajashekhara 2762b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 2763b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 2764b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 2765b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 2766b836439fSMahesh Rajashekhara } else { 2767b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 2768b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 2769b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 2770b836439fSMahesh Rajashekhara } 2771b836439fSMahesh Rajashekhara } 27729d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 27739d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 2774b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 2775b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 2776b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 2777b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 277895e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 2779b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 27805d910649SMahesh Rajashekhara } 27815d910649SMahesh Rajashekhara 27829d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 27839d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 27845d910649SMahesh Rajashekhara else 27855d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 2786b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 2787b836439fSMahesh Rajashekhara (char *)&mpd, 2788b836439fSMahesh Rajashekhara mode_buf_length); 2789c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2790c4e2fbcaSRaghava Aditya Renukunta break; 27911da177e4SLinus Torvalds } 27921da177e4SLinus Torvalds case MODE_SENSE_10: 27931da177e4SLinus Torvalds { 2794b836439fSMahesh Rajashekhara u32 capacity; 27959d399cc7SSalyzyn, Mark int mode_buf_length = 8; 2796b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 2797b836439fSMahesh Rajashekhara 2798b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2799b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2800b836439fSMahesh Rajashekhara else 2801b836439fSMahesh Rajashekhara capacity = (u32)-1; 28021da177e4SLinus Torvalds 28031da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 2804b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 2805b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 2806b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 2807b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 2808b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 2809b836439fSMahesh Rajashekhara /* Medium type - default */ 2810b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 2811b836439fSMahesh Rajashekhara /* Device-specific param, 28129d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 28139d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2814b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 2815b836439fSMahesh Rajashekhara 281695e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2817b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 2818b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 2819b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 2820b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 2821b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 2822b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 2823b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 2824b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 2825b836439fSMahesh Rajashekhara } else { 2826b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 2827b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 2828b836439fSMahesh Rajashekhara 2829b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 2830b836439fSMahesh Rajashekhara 2831b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 2832b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2833b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 2834b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2835b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 2836b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 2837b836439fSMahesh Rajashekhara 2838b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 2839b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 2840b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 2841b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 2842b836439fSMahesh Rajashekhara } else { 2843b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 2844b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 2845b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 2846b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 2847b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 2848b836439fSMahesh Rajashekhara capacity & 0xff; 2849b836439fSMahesh Rajashekhara } 2850b836439fSMahesh Rajashekhara } 28519d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 28529d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 2853b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 2854b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 2855b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 2856b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 285795e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 2858b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 28599d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 28609d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 28619d399cc7SSalyzyn, Mark } 2862b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 2863b836439fSMahesh Rajashekhara (char *)&mpd10, 2864b836439fSMahesh Rajashekhara mode_buf_length); 28651da177e4SLinus Torvalds 2866c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2867c4e2fbcaSRaghava Aditya Renukunta break; 28681da177e4SLinus Torvalds } 28691da177e4SLinus Torvalds case REQUEST_SENSE: 28701da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 2871c4e2fbcaSRaghava Aditya Renukunta memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2872c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 2873c4e2fbcaSRaghava Aditya Renukunta memset(&dev->fsa_dev[cid].sense_data, 0, 2874c4e2fbcaSRaghava Aditya Renukunta sizeof(struct sense_data)); 2875c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2876c4e2fbcaSRaghava Aditya Renukunta break; 28771da177e4SLinus Torvalds 28781da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 28791da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 28801da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 28811da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 28821da177e4SLinus Torvalds else 28831da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 28841da177e4SLinus Torvalds 2885c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2886c4e2fbcaSRaghava Aditya Renukunta break; 28871da177e4SLinus Torvalds /* 28881da177e4SLinus Torvalds * These commands are all No-Ops 28891da177e4SLinus Torvalds */ 28901da177e4SLinus Torvalds case TEST_UNIT_READY: 2891655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 2892655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2893655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2894655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 2895655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 2896655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 2897655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 2898655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 2899655d722cSMark Salyzyn min_t(size_t, 2900655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 2901655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2902c4e2fbcaSRaghava Aditya Renukunta break; 2903655d722cSMark Salyzyn } 29041da177e4SLinus Torvalds case RESERVE: 29051da177e4SLinus Torvalds case RELEASE: 29061da177e4SLinus Torvalds case REZERO_UNIT: 29071da177e4SLinus Torvalds case REASSIGN_BLOCKS: 29081da177e4SLinus Torvalds case SEEK_10: 2909c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = AAC_STAT_GOOD; 2910c4e2fbcaSRaghava Aditya Renukunta break; 2911655d722cSMark Salyzyn 2912655d722cSMark Salyzyn case START_STOP: 2913655d722cSMark Salyzyn return aac_start_stop(scsicmd); 29141da177e4SLinus Torvalds 291595e852e1SSalyzyn, Mark /* FALLTHRU */ 29161da177e4SLinus Torvalds default: 29171da177e4SLinus Torvalds /* 29181da177e4SLinus Torvalds * Unhandled commands 29191da177e4SLinus Torvalds */ 2920c4e2fbcaSRaghava Aditya Renukunta dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", 2921c4e2fbcaSRaghava Aditya Renukunta scsicmd->cmnd[0])); 2922c4e2fbcaSRaghava Aditya Renukunta scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2923c4e2fbcaSRaghava Aditya Renukunta SAM_STAT_CHECK_CONDITION; 29248e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 29251da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 29268e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 29271da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 29283ace426fSSalyzyn, Mark min_t(size_t, 29293ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 29303ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 2931c4e2fbcaSRaghava Aditya Renukunta } 2932c4e2fbcaSRaghava Aditya Renukunta 2933c4e2fbcaSRaghava Aditya Renukunta scsi_done_ret: 2934c4e2fbcaSRaghava Aditya Renukunta 29351da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 29361da177e4SLinus Torvalds return 0; 29371da177e4SLinus Torvalds } 29381da177e4SLinus Torvalds 29391da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 29401da177e4SLinus Torvalds { 29411da177e4SLinus Torvalds struct aac_query_disk qd; 29421da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 29431da177e4SLinus Torvalds 29441da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 294590ee3466SMark Haverkamp if (!fsa_dev_ptr) 294665101355SMark Haverkamp return -EBUSY; 29471da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 29481da177e4SLinus Torvalds return -EFAULT; 29491da177e4SLinus Torvalds if (qd.cnum == -1) 2950e5718774SMark Haverkamp qd.cnum = qd.id; 29511da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 29521da177e4SLinus Torvalds { 29531da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 29541da177e4SLinus Torvalds return -EINVAL; 29551da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 29561da177e4SLinus Torvalds qd.bus = 0; 29571da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 29581da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 29591da177e4SLinus Torvalds } 29601da177e4SLinus Torvalds else return -EINVAL; 29611da177e4SLinus Torvalds 2962fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 29631da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 29641da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 29651da177e4SLinus Torvalds 29661da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 29671da177e4SLinus Torvalds qd.unmapped = 1; 29681da177e4SLinus Torvalds else 29691da177e4SLinus Torvalds qd.unmapped = 0; 29701da177e4SLinus Torvalds 29711da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 29721da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 29731da177e4SLinus Torvalds 29741da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 29751da177e4SLinus Torvalds return -EFAULT; 29761da177e4SLinus Torvalds return 0; 29771da177e4SLinus Torvalds } 29781da177e4SLinus Torvalds 29791da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 29801da177e4SLinus Torvalds { 29811da177e4SLinus Torvalds struct aac_delete_disk dd; 29821da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 29831da177e4SLinus Torvalds 29841da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 298565101355SMark Haverkamp if (!fsa_dev_ptr) 298665101355SMark Haverkamp return -EBUSY; 29871da177e4SLinus Torvalds 29881da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 29891da177e4SLinus Torvalds return -EFAULT; 29901da177e4SLinus Torvalds 29911da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 29921da177e4SLinus Torvalds return -EINVAL; 29931da177e4SLinus Torvalds /* 29941da177e4SLinus Torvalds * Mark this container as being deleted. 29951da177e4SLinus Torvalds */ 29961da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 29971da177e4SLinus Torvalds /* 29981da177e4SLinus Torvalds * Mark the container as no longer valid 29991da177e4SLinus Torvalds */ 30001da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 30011da177e4SLinus Torvalds return 0; 30021da177e4SLinus Torvalds } 30031da177e4SLinus Torvalds 30041da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 30051da177e4SLinus Torvalds { 30061da177e4SLinus Torvalds struct aac_delete_disk dd; 30071da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 30081da177e4SLinus Torvalds 30091da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 301090ee3466SMark Haverkamp if (!fsa_dev_ptr) 301165101355SMark Haverkamp return -EBUSY; 30121da177e4SLinus Torvalds 30131da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 30141da177e4SLinus Torvalds return -EFAULT; 30151da177e4SLinus Torvalds 30161da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 30171da177e4SLinus Torvalds return -EINVAL; 30181da177e4SLinus Torvalds /* 30191da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 30201da177e4SLinus Torvalds */ 30211da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 30221da177e4SLinus Torvalds return -EBUSY; 30231da177e4SLinus Torvalds else { 30241da177e4SLinus Torvalds /* 30251da177e4SLinus Torvalds * Mark the container as no longer being valid. 30261da177e4SLinus Torvalds */ 30271da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 30281da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 30291da177e4SLinus Torvalds return 0; 30301da177e4SLinus Torvalds } 30311da177e4SLinus Torvalds } 30321da177e4SLinus Torvalds 30331da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 30341da177e4SLinus Torvalds { 30351da177e4SLinus Torvalds switch (cmd) { 30361da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 30371da177e4SLinus Torvalds return query_disk(dev, arg); 30381da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 30391da177e4SLinus Torvalds return delete_disk(dev, arg); 30401da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 30411da177e4SLinus Torvalds return force_delete_disk(dev, arg); 30421da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 30431da177e4SLinus Torvalds return aac_get_containers(dev); 30441da177e4SLinus Torvalds default: 30451da177e4SLinus Torvalds return -ENOTTY; 30461da177e4SLinus Torvalds } 30471da177e4SLinus Torvalds } 30481da177e4SLinus Torvalds 30491da177e4SLinus Torvalds /** 30501da177e4SLinus Torvalds * 30511da177e4SLinus Torvalds * aac_srb_callback 30521da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 30531da177e4SLinus Torvalds * @fibptr: pointer to the fib 30541da177e4SLinus Torvalds * 30551da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 30561da177e4SLinus Torvalds * 30571da177e4SLinus Torvalds */ 30581da177e4SLinus Torvalds 30591da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 30601da177e4SLinus Torvalds { 30611da177e4SLinus Torvalds struct aac_dev *dev; 30621da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 30631da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 30641da177e4SLinus Torvalds 30651da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 306603d44337SMark Haverkamp 306703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 306803d44337SMark Haverkamp return; 306903d44337SMark Haverkamp 3070125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 30711a655040SSalyzyn, Mark dev = fibptr->dev; 30721a655040SSalyzyn, Mark 307355b87608SMahesh Rajashekhara scsi_dma_unmap(scsicmd); 30741da177e4SLinus Torvalds 307555b87608SMahesh Rajashekhara /* expose physical device if expose_physicald flag is on */ 307655b87608SMahesh Rajashekhara if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 307755b87608SMahesh Rajashekhara && expose_physicals > 0) 307855b87608SMahesh Rajashekhara aac_expose_phy_device(scsicmd); 307955b87608SMahesh Rajashekhara 308055b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 30811da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 308285d22bbfSMahesh Rajashekhara 308385d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 308485d22bbfSMahesh Rajashekhara /* fast response */ 308585d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 308685d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 308785d22bbfSMahesh Rajashekhara } else { 30881da177e4SLinus Torvalds /* 30891da177e4SLinus Torvalds * Calculate resid for sg 30901da177e4SLinus Torvalds */ 3091727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 3092727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 30931da177e4SLinus Torvalds /* 30941da177e4SLinus Torvalds * First check the fib status 30951da177e4SLinus Torvalds */ 30961da177e4SLinus Torvalds 30971da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 30981da177e4SLinus Torvalds int len; 309955b87608SMahesh Rajashekhara 31001da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 31013ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 31023ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 310355b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 310455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 310555b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 310655b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 310755b87608SMahesh Rajashekhara srbreply->sense_data, len); 31081da177e4SLinus Torvalds } 31091da177e4SLinus Torvalds 31101da177e4SLinus Torvalds /* 31111da177e4SLinus Torvalds * Next check the srb status 31121da177e4SLinus Torvalds */ 31131da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 31141da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 31151da177e4SLinus Torvalds case SRB_STATUS_PENDING: 31161da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 31171da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 31181da177e4SLinus Torvalds break; 31191da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 31201da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 31211da177e4SLinus Torvalds case READ_6: 31221da177e4SLinus Torvalds case WRITE_6: 31231da177e4SLinus Torvalds case READ_10: 31241da177e4SLinus Torvalds case WRITE_10: 31251da177e4SLinus Torvalds case READ_12: 31261da177e4SLinus Torvalds case WRITE_12: 31277a8cf29dSMark Haverkamp case READ_16: 31287a8cf29dSMark Haverkamp case WRITE_16: 312955b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 313055b87608SMahesh Rajashekhara < scsicmd->underflow) 31311da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 313255b87608SMahesh Rajashekhara else 31331da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 313455b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 313555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31361da177e4SLinus Torvalds break; 31371da177e4SLinus Torvalds case INQUIRY: { 313855b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 313955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31401da177e4SLinus Torvalds break; 31411da177e4SLinus Torvalds } 31421da177e4SLinus Torvalds default: 31431da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 31441da177e4SLinus Torvalds break; 31451da177e4SLinus Torvalds } 31461da177e4SLinus Torvalds break; 31471da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 31481da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 31491da177e4SLinus Torvalds break; 31501da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 315155b87608SMahesh Rajashekhara /* 315255b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 315355b87608SMahesh Rajashekhara * hba was trying to abort for some reason 315455b87608SMahesh Rajashekhara */ 31551da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 31561da177e4SLinus Torvalds break; 31571da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 315855b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 315955b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 31601da177e4SLinus Torvalds break; 31611da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 31621da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 31631da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 31641da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 31651da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 316655b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 316755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31681da177e4SLinus Torvalds break; 31691da177e4SLinus Torvalds 31701da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 31711da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 317255b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 317355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31741da177e4SLinus Torvalds break; 31751da177e4SLinus Torvalds 31761da177e4SLinus Torvalds case SRB_STATUS_BUSY: 317755b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 317855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31791da177e4SLinus Torvalds break; 31801da177e4SLinus Torvalds 31811da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 318255b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 318355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 31841da177e4SLinus Torvalds break; 31851da177e4SLinus Torvalds 31861da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 318755b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 318855b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 31891da177e4SLinus Torvalds break; 31901da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 31911da177e4SLinus Torvalds case SRB_STATUS_ERROR: 31921da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 31931da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 31941da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 31951da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 31961da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 31971da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 31981da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 31991da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 32001da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 32011da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 32021da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 32031da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 32041da177e4SLinus Torvalds default: 32051da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 320655b87608SMahesh Rajashekhara printk(KERN_INFO "aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 32071da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 32081da177e4SLinus Torvalds aac_get_status_string( 32091da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 32101da177e4SLinus Torvalds scsicmd->cmnd[0], 32111da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 32121da177e4SLinus Torvalds #endif 32131fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 32141fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 32151fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 32161fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 32171fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 32181da177e4SLinus Torvalds break; 32191fc8010aSRajashekhara, Mahesh } else { 32201fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 32211fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 32221fc8010aSRajashekhara, Mahesh break; 32231fc8010aSRajashekhara, Mahesh } 32241fc8010aSRajashekhara, Mahesh } else { 32251fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 32261fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 32271fc8010aSRajashekhara, Mahesh break; 32281fc8010aSRajashekhara, Mahesh } 32291da177e4SLinus Torvalds } 323055b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 323155b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 32321da177e4SLinus Torvalds int len; 323355b87608SMahesh Rajashekhara 32341da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 32353ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 32363ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 32371da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 32387a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 32397a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 32401da177e4SLinus Torvalds #endif 324155b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 324255b87608SMahesh Rajashekhara srbreply->sense_data, len); 324355b87608SMahesh Rajashekhara } 32441da177e4SLinus Torvalds } 32451da177e4SLinus Torvalds /* 32461da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 32471da177e4SLinus Torvalds */ 32481da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 32491da177e4SLinus Torvalds 3250bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 32518e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 32521da177e4SLinus Torvalds } 32531da177e4SLinus Torvalds 32541da177e4SLinus Torvalds /** 32551da177e4SLinus Torvalds * 32561da177e4SLinus Torvalds * aac_send_scb_fib 32571da177e4SLinus Torvalds * @scsicmd: the scsi command block 32581da177e4SLinus Torvalds * 32591da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 32601da177e4SLinus Torvalds * scsicmd passed in. 32611da177e4SLinus Torvalds */ 32621da177e4SLinus Torvalds 32631da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 32641da177e4SLinus Torvalds { 32651da177e4SLinus Torvalds struct fib* cmd_fibcontext; 32661da177e4SLinus Torvalds struct aac_dev* dev; 32671da177e4SLinus Torvalds int status; 32681da177e4SLinus Torvalds 326984971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3270e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 327184971738SMark Haverkamp scsicmd->device->lun > 7) { 32721da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 32731da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 32741da177e4SLinus Torvalds return 0; 32751da177e4SLinus Torvalds } 32761da177e4SLinus Torvalds 32771da177e4SLinus Torvalds /* 32781da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 32791da177e4SLinus Torvalds */ 32806bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 32816bf3b630SRaghava Aditya Renukunta 3282e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 32831da177e4SLinus Torvalds 32841da177e4SLinus Torvalds /* 32851da177e4SLinus Torvalds * Check that the command queued to the controller 32861da177e4SLinus Torvalds */ 32871da177e4SLinus Torvalds if (status == -EINPROGRESS) { 328877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 32891da177e4SLinus Torvalds return 0; 32901da177e4SLinus Torvalds } 32911da177e4SLinus Torvalds 3292bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3293bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3294bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 32951da177e4SLinus Torvalds 32961da177e4SLinus Torvalds return -1; 32971da177e4SLinus Torvalds } 32981da177e4SLinus Torvalds 32990b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 33001da177e4SLinus Torvalds { 33011da177e4SLinus Torvalds struct aac_dev *dev; 33021da177e4SLinus Torvalds unsigned long byte_count = 0; 3303727eead6SFUJITA Tomonori int nseg; 33041da177e4SLinus Torvalds 33051da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 33061da177e4SLinus Torvalds // Get rid of old data 33071da177e4SLinus Torvalds psg->count = 0; 33081da177e4SLinus Torvalds psg->sg[0].addr = 0; 33091da177e4SLinus Torvalds psg->sg[0].count = 0; 3310727eead6SFUJITA Tomonori 3311727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 33120b433447SMahesh Rajashekhara if (nseg < 0) 33130b433447SMahesh Rajashekhara return nseg; 3314727eead6SFUJITA Tomonori if (nseg) { 33151da177e4SLinus Torvalds struct scatterlist *sg; 33161da177e4SLinus Torvalds int i; 33171da177e4SLinus Torvalds 3318727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 33191da177e4SLinus Torvalds 3320727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 33211da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 33221da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 33231da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 33241da177e4SLinus Torvalds } 33251da177e4SLinus Torvalds /* hba wants the size to be exact */ 3326727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 332756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3328727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 332956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3330727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 33311da177e4SLinus Torvalds } 33321da177e4SLinus Torvalds /* Check for command underflow */ 33331da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 33341da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 33351da177e4SLinus Torvalds byte_count, scsicmd->underflow); 33361da177e4SLinus Torvalds } 33371da177e4SLinus Torvalds } 33381da177e4SLinus Torvalds return byte_count; 33391da177e4SLinus Torvalds } 33401da177e4SLinus Torvalds 33411da177e4SLinus Torvalds 33420b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 33431da177e4SLinus Torvalds { 33441da177e4SLinus Torvalds struct aac_dev *dev; 33451da177e4SLinus Torvalds unsigned long byte_count = 0; 334656b58712SMark Haverkamp u64 addr; 3347727eead6SFUJITA Tomonori int nseg; 33481da177e4SLinus Torvalds 33491da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 33501da177e4SLinus Torvalds // Get rid of old data 33511da177e4SLinus Torvalds psg->count = 0; 33521da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 33531da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 33541da177e4SLinus Torvalds psg->sg[0].count = 0; 3355727eead6SFUJITA Tomonori 3356727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 33570b433447SMahesh Rajashekhara if (nseg < 0) 33580b433447SMahesh Rajashekhara return nseg; 3359727eead6SFUJITA Tomonori if (nseg) { 33601da177e4SLinus Torvalds struct scatterlist *sg; 33611da177e4SLinus Torvalds int i; 33621da177e4SLinus Torvalds 3363727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 33641241f359SMark Haverkamp int count = sg_dma_len(sg); 336556b58712SMark Haverkamp addr = sg_dma_address(sg); 336656b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 336756b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 33681241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 33691241f359SMark Haverkamp byte_count += count; 33701da177e4SLinus Torvalds } 3371727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 33721da177e4SLinus Torvalds /* hba wants the size to be exact */ 3373727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 337456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3375727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 337656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3377727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 33781da177e4SLinus Torvalds } 33791da177e4SLinus Torvalds /* Check for command underflow */ 33801da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 33811da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 33821da177e4SLinus Torvalds byte_count, scsicmd->underflow); 33831da177e4SLinus Torvalds } 33841da177e4SLinus Torvalds } 33851da177e4SLinus Torvalds return byte_count; 33861da177e4SLinus Torvalds } 33871da177e4SLinus Torvalds 33880b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 33890e68c003SMark Haverkamp { 33900e68c003SMark Haverkamp unsigned long byte_count = 0; 3391727eead6SFUJITA Tomonori int nseg; 33920e68c003SMark Haverkamp 33930e68c003SMark Haverkamp // Get rid of old data 33940e68c003SMark Haverkamp psg->count = 0; 33950e68c003SMark Haverkamp psg->sg[0].next = 0; 33960e68c003SMark Haverkamp psg->sg[0].prev = 0; 33970e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 33980e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 33990e68c003SMark Haverkamp psg->sg[0].count = 0; 34000e68c003SMark Haverkamp psg->sg[0].flags = 0; 3401727eead6SFUJITA Tomonori 3402727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 34030b433447SMahesh Rajashekhara if (nseg < 0) 34040b433447SMahesh Rajashekhara return nseg; 3405727eead6SFUJITA Tomonori if (nseg) { 34060e68c003SMark Haverkamp struct scatterlist *sg; 34070e68c003SMark Haverkamp int i; 34080e68c003SMark Haverkamp 3409727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 34100e68c003SMark Haverkamp int count = sg_dma_len(sg); 34110e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 34120e68c003SMark Haverkamp psg->sg[i].next = 0; 34130e68c003SMark Haverkamp psg->sg[i].prev = 0; 34140e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 34150e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 34160e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 34170e68c003SMark Haverkamp psg->sg[i].flags = 0; 34180e68c003SMark Haverkamp byte_count += count; 34190e68c003SMark Haverkamp } 3420727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 34210e68c003SMark Haverkamp /* hba wants the size to be exact */ 3422727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 34230e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3424727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 34250e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3426727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 34270e68c003SMark Haverkamp } 34280e68c003SMark Haverkamp /* Check for command underflow */ 34290e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 34300e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 34310e68c003SMark Haverkamp byte_count, scsicmd->underflow); 34320e68c003SMark Haverkamp } 34330e68c003SMark Haverkamp } 34340e68c003SMark Haverkamp return byte_count; 34350e68c003SMark Haverkamp } 34360e68c003SMark Haverkamp 34370b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 34380b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 343985d22bbfSMahesh Rajashekhara { 344085d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 344185d22bbfSMahesh Rajashekhara int nseg; 344285d22bbfSMahesh Rajashekhara 344385d22bbfSMahesh Rajashekhara nseg = scsi_dma_map(scsicmd); 34440b433447SMahesh Rajashekhara if (nseg < 0) 34450b433447SMahesh Rajashekhara return nseg; 344685d22bbfSMahesh Rajashekhara if (nseg) { 344785d22bbfSMahesh Rajashekhara struct scatterlist *sg; 344885d22bbfSMahesh Rajashekhara int i, conformable = 0; 344985d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 345085d22bbfSMahesh Rajashekhara 345185d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 345285d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 345385d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 345485d22bbfSMahesh Rajashekhara 345585d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 345685d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 345785d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 345885d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 345985d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 346085d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 346185d22bbfSMahesh Rajashekhara if (i == 0) { 346285d22bbfSMahesh Rajashekhara conformable = 1; 346385d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 346485d22bbfSMahesh Rajashekhara } else if (i == 1) { 346585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 346685d22bbfSMahesh Rajashekhara min_size = cur_size; 346785d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 346885d22bbfSMahesh Rajashekhara conformable = 0; 346985d22bbfSMahesh Rajashekhara if (cur_size < min_size) 347085d22bbfSMahesh Rajashekhara min_size = cur_size; 347185d22bbfSMahesh Rajashekhara } 347285d22bbfSMahesh Rajashekhara byte_count += count; 347385d22bbfSMahesh Rajashekhara } 347485d22bbfSMahesh Rajashekhara 347585d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 347685d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 347785d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 347885d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 347985d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 348085d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 348185d22bbfSMahesh Rajashekhara } 348285d22bbfSMahesh Rajashekhara 348385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 348485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 348585d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 348685d22bbfSMahesh Rajashekhara if (!conformable) { 348785d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 348885d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 348985d22bbfSMahesh Rajashekhara err_found = 0; 349085d22bbfSMahesh Rajashekhara nseg_new = 2; 349185d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 349285d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 349385d22bbfSMahesh Rajashekhara err_found = 1; 349485d22bbfSMahesh Rajashekhara break; 349585d22bbfSMahesh Rajashekhara } 349685d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 349785d22bbfSMahesh Rajashekhara } 349885d22bbfSMahesh Rajashekhara if (!err_found) 349985d22bbfSMahesh Rajashekhara break; 350085d22bbfSMahesh Rajashekhara } 350185d22bbfSMahesh Rajashekhara if (i > 0 && nseg_new <= sg_max) 350285d22bbfSMahesh Rajashekhara aac_convert_sgraw2(rio2, i, nseg, nseg_new); 350385d22bbfSMahesh Rajashekhara } else 350485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 350585d22bbfSMahesh Rajashekhara 350685d22bbfSMahesh Rajashekhara /* Check for command underflow */ 350785d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 350885d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 350985d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 351085d22bbfSMahesh Rajashekhara } 351185d22bbfSMahesh Rajashekhara } 351285d22bbfSMahesh Rajashekhara 351385d22bbfSMahesh Rajashekhara return byte_count; 351485d22bbfSMahesh Rajashekhara } 351585d22bbfSMahesh Rajashekhara 351685d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 351785d22bbfSMahesh Rajashekhara { 351885d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 351985d22bbfSMahesh Rajashekhara int i, j, pos; 352085d22bbfSMahesh Rajashekhara u32 addr_low; 352185d22bbfSMahesh Rajashekhara 352285d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 352385d22bbfSMahesh Rajashekhara return 0; 352485d22bbfSMahesh Rajashekhara 352585d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 352685d22bbfSMahesh Rajashekhara if (sge == NULL) 352785d22bbfSMahesh Rajashekhara return -1; 352885d22bbfSMahesh Rajashekhara 352985d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 353085d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 353185d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 353285d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 353385d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 353485d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 353585d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 353685d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 353785d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 353885d22bbfSMahesh Rajashekhara pos++; 353985d22bbfSMahesh Rajashekhara } 354085d22bbfSMahesh Rajashekhara } 354185d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 354285d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 354385d22bbfSMahesh Rajashekhara 354485d22bbfSMahesh Rajashekhara kfree(sge); 354585d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 354685d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 354785d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 354885d22bbfSMahesh Rajashekhara return 0; 354985d22bbfSMahesh Rajashekhara } 355085d22bbfSMahesh Rajashekhara 35511da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 35521da177e4SLinus Torvalds 35531da177e4SLinus Torvalds struct aac_srb_status_info { 35541da177e4SLinus Torvalds u32 status; 35551da177e4SLinus Torvalds char *str; 35561da177e4SLinus Torvalds }; 35571da177e4SLinus Torvalds 35581da177e4SLinus Torvalds 35591da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 35601da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 35611da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 35621da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 35631da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 35641da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 35651da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 35661da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 35671da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 35681da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 35691da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 35701da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 35711da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 35721da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 35731da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 35741da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 35751da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 35761da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 35771da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 35781da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 35791da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 35801da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 35811da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 35821da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 35831da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 35841da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 35851da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 35861da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 35871da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 35881da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 35891da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 35901da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 35911da177e4SLinus Torvalds { 0xff, "Unknown Error"} 35921da177e4SLinus Torvalds }; 35931da177e4SLinus Torvalds 35941da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 35951da177e4SLinus Torvalds { 35961da177e4SLinus Torvalds int i; 35971da177e4SLinus Torvalds 35986391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 35996391a113STobias Klauser if (srb_status_info[i].status == status) 36001da177e4SLinus Torvalds return srb_status_info[i].str; 36011da177e4SLinus Torvalds 36021da177e4SLinus Torvalds return "Bad Status Code"; 36031da177e4SLinus Torvalds } 36041da177e4SLinus Torvalds 36051da177e4SLinus Torvalds #endif 3606