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 1091da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1101da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1111da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1121da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1131da177e4SLinus Torvalds 114b836439fSMahesh Rajashekhara /* MODE_SENSE data format */ 115b836439fSMahesh Rajashekhara typedef struct { 116b836439fSMahesh Rajashekhara struct { 117b836439fSMahesh Rajashekhara u8 data_length; 118b836439fSMahesh Rajashekhara u8 med_type; 119b836439fSMahesh Rajashekhara u8 dev_par; 120b836439fSMahesh Rajashekhara u8 bd_length; 121b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 122b836439fSMahesh Rajashekhara struct { 123b836439fSMahesh Rajashekhara u8 dens_code; 124b836439fSMahesh Rajashekhara u8 block_count[3]; 125b836439fSMahesh Rajashekhara u8 reserved; 126b836439fSMahesh Rajashekhara u8 block_length[3]; 127b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 128b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 129b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep_data; 130b836439fSMahesh Rajashekhara 131b836439fSMahesh Rajashekhara /* MODE_SENSE_10 data format */ 132b836439fSMahesh Rajashekhara typedef struct { 133b836439fSMahesh Rajashekhara struct { 134b836439fSMahesh Rajashekhara u8 data_length[2]; 135b836439fSMahesh Rajashekhara u8 med_type; 136b836439fSMahesh Rajashekhara u8 dev_par; 137b836439fSMahesh Rajashekhara u8 rsrvd[2]; 138b836439fSMahesh Rajashekhara u8 bd_length[2]; 139b836439fSMahesh Rajashekhara } __attribute__((packed)) hd; 140b836439fSMahesh Rajashekhara struct { 141b836439fSMahesh Rajashekhara u8 dens_code; 142b836439fSMahesh Rajashekhara u8 block_count[3]; 143b836439fSMahesh Rajashekhara u8 reserved; 144b836439fSMahesh Rajashekhara u8 block_length[3]; 145b836439fSMahesh Rajashekhara } __attribute__((packed)) bd; 146b836439fSMahesh Rajashekhara u8 mpc_buf[3]; 147b836439fSMahesh Rajashekhara } __attribute__((packed)) aac_modep10_data; 148b836439fSMahesh Rajashekhara 1491da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1501da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1511da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1521da177e4SLinus Torvalds /* SCSI inquiry data */ 1531da177e4SLinus Torvalds struct inquiry_data { 1541da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1551da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1561da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1571da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1581da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1591da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1601da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1611da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1621da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1631da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1641da177e4SLinus Torvalds }; 1651da177e4SLinus Torvalds 1665d910649SMahesh Rajashekhara /* Added for VPD 0x83 */ 1675d910649SMahesh Rajashekhara typedef struct { 1685d910649SMahesh Rajashekhara u8 CodeSet:4; /* VPD_CODE_SET */ 1695d910649SMahesh Rajashekhara u8 Reserved:4; 1705d910649SMahesh Rajashekhara u8 IdentifierType:4; /* VPD_IDENTIFIER_TYPE */ 1715d910649SMahesh Rajashekhara u8 Reserved2:4; 1725d910649SMahesh Rajashekhara u8 Reserved3; 1735d910649SMahesh Rajashekhara u8 IdentifierLength; 1745d910649SMahesh Rajashekhara u8 VendId[8]; 1755d910649SMahesh Rajashekhara u8 ProductId[16]; 1765d910649SMahesh Rajashekhara u8 SerialNumber[8]; /* SN in ASCII */ 1775d910649SMahesh Rajashekhara 1785d910649SMahesh Rajashekhara } TVPD_ID_Descriptor_Type_1; 1795d910649SMahesh Rajashekhara 1805d910649SMahesh Rajashekhara typedef struct { 1815d910649SMahesh Rajashekhara u8 CodeSet:4; /* VPD_CODE_SET */ 1825d910649SMahesh Rajashekhara u8 Reserved:4; 1835d910649SMahesh Rajashekhara u8 IdentifierType:4; /* VPD_IDENTIFIER_TYPE */ 1845d910649SMahesh Rajashekhara u8 Reserved2:4; 1855d910649SMahesh Rajashekhara u8 Reserved3; 1865d910649SMahesh Rajashekhara u8 IdentifierLength; 1875d910649SMahesh Rajashekhara struct TEU64Id { 1885d910649SMahesh Rajashekhara u32 Serial; 1895d910649SMahesh Rajashekhara /* The serial number supposed to be 40 bits, 1905d910649SMahesh Rajashekhara * bit we only support 32, so make the last byte zero. */ 1915d910649SMahesh Rajashekhara u8 Reserved; 1925d910649SMahesh Rajashekhara u8 VendId[3]; 1935d910649SMahesh Rajashekhara } EU64Id; 1945d910649SMahesh Rajashekhara 1955d910649SMahesh Rajashekhara } TVPD_ID_Descriptor_Type_2; 1965d910649SMahesh Rajashekhara 1975d910649SMahesh Rajashekhara typedef struct { 1985d910649SMahesh Rajashekhara u8 DeviceType:5; 1995d910649SMahesh Rajashekhara u8 DeviceTypeQualifier:3; 2005d910649SMahesh Rajashekhara u8 PageCode; 2015d910649SMahesh Rajashekhara u8 Reserved; 2025d910649SMahesh Rajashekhara u8 PageLength; 2035d910649SMahesh Rajashekhara TVPD_ID_Descriptor_Type_1 IdDescriptorType1; 2045d910649SMahesh Rajashekhara TVPD_ID_Descriptor_Type_2 IdDescriptorType2; 2055d910649SMahesh Rajashekhara 2065d910649SMahesh Rajashekhara } TVPD_Page83; 2075d910649SMahesh Rajashekhara 2081da177e4SLinus Torvalds /* 2091da177e4SLinus Torvalds * M O D U L E G L O B A L S 2101da177e4SLinus Torvalds */ 2111da177e4SLinus Torvalds 2120b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *sgmap); 2130b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg); 2140b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg); 2150b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 2160b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max); 2170b433447SMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, 2180b433447SMahesh Rajashekhara int pages, int nseg, int nseg_new); 2191da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 2201da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 2211da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 2221da177e4SLinus Torvalds #endif 2231da177e4SLinus Torvalds 2241da177e4SLinus Torvalds /* 2251da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 2261da177e4SLinus Torvalds */ 2271da177e4SLinus Torvalds 2281da177e4SLinus Torvalds static int nondasd = -1; 229d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 2301da177e4SLinus Torvalds static int dacmode = -1; 2318ef22247SSalyzyn, Mark int aac_msi; 2321208bab5SSalyzyn, Mark int aac_commit = -1; 233404d9a90SMark Haverkamp int startup_timeout = 180; 234404d9a90SMark Haverkamp int aif_timeout = 120; 23511604612SMahesh Rajashekhara int aac_sync_mode; /* Only Sync. transfer - disabled */ 23685d22bbfSMahesh Rajashekhara int aac_convert_sgl = 1; /* convert non-conformable s/g list - enabled */ 2371da177e4SLinus Torvalds 23811604612SMahesh Rajashekhara module_param(aac_sync_mode, int, S_IRUGO|S_IWUSR); 23911604612SMahesh Rajashekhara MODULE_PARM_DESC(aac_sync_mode, "Force sync. transfer mode" 24011604612SMahesh Rajashekhara " 0=off, 1=on"); 24185d22bbfSMahesh Rajashekhara module_param(aac_convert_sgl, int, S_IRUGO|S_IWUSR); 24285d22bbfSMahesh Rajashekhara MODULE_PARM_DESC(aac_convert_sgl, "Convert non-conformable s/g list" 24385d22bbfSMahesh Rajashekhara " 0=off, 1=on"); 2449a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 2458ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 2468ef22247SSalyzyn, Mark " 0=off, 1=on"); 24795e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 2488ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 2498ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 2508ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 251d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 2529a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 2538ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 2548ef22247SSalyzyn, Mark " 0=off, 1=on"); 2551208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 2568ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 2578ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 2588ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 2598ef22247SSalyzyn, Mark " 0=off, 1=on"); 2608ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 2618ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 2629022d375SMahesh Rajashekhara " 0=PIC(default), 1=MSI, 2=MSI-X)"); 263404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 2648ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 2658ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 2668ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 2678ef22247SSalyzyn, Mark " have a BIOS."); 268404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 2698ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 2708ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 2718ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 2728ef22247SSalyzyn, Mark " systems."); 2731da177e4SLinus Torvalds 2747c00ffa3SMark Haverkamp int numacb = -1; 2757c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 2768ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 2778ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 2788ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 2797c00ffa3SMark Haverkamp 2807c00ffa3SMark Haverkamp int acbsize = -1; 2817c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 2828ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 2838ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 2848ef22247SSalyzyn, Mark " suggestion from Firmware."); 285653ba58dSMark Haverkamp 28629c97684SSalyzyn, Mark int update_interval = 30 * 60; 28729c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 2888ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 2898ef22247SSalyzyn, Mark " updates issued to adapter."); 29029c97684SSalyzyn, Mark 29129c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 29229c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 2938ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 2948ef22247SSalyzyn, Mark " checks."); 29529c97684SSalyzyn, Mark 29687f3bda3SAndrew Morton int aac_check_reset = 1; 29787f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 29895e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 2998ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 3008ef22247SSalyzyn, Mark " ignore it."); 30129c97684SSalyzyn, Mark 302e37ee4beSMark Haverkamp int expose_physicals = -1; 303653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 3048ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 3058ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 30603d44337SMark Haverkamp 3078ef22247SSalyzyn, Mark int aac_reset_devices; 3081208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 3091208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 31003d44337SMark Haverkamp 311d8e96507SLeubner, Achim int aac_wwn = 1; 312d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 313d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 314d8e96507SLeubner, Achim "\t0 - Disable\n" 315d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 316d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 317d8e96507SLeubner, Achim 318d8e96507SLeubner, Achim 31903d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 32003d44337SMark Haverkamp struct fib *fibptr) { 32103d44337SMark Haverkamp struct scsi_device *device; 32203d44337SMark Haverkamp 32303d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 324c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 32503d44337SMark Haverkamp aac_fib_complete(fibptr); 32603d44337SMark Haverkamp return 0; 32703d44337SMark Haverkamp } 32803d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 32903d44337SMark Haverkamp device = scsicmd->device; 33003d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 33103d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 33203d44337SMark Haverkamp aac_fib_complete(fibptr); 33303d44337SMark Haverkamp return 0; 33403d44337SMark Haverkamp } 33503d44337SMark Haverkamp return 1; 33603d44337SMark Haverkamp } 33703d44337SMark Haverkamp 3381da177e4SLinus Torvalds /** 3391da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 3401da177e4SLinus Torvalds * @common: adapter to query 3411da177e4SLinus Torvalds * 3421da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 3431da177e4SLinus Torvalds */ 3448c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 3451da177e4SLinus Torvalds { 3461da177e4SLinus Torvalds int status = 0; 3471da177e4SLinus Torvalds struct fib * fibptr; 3481da177e4SLinus Torvalds 349bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3501da177e4SLinus Torvalds return -ENOMEM; 3511da177e4SLinus Torvalds 352bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3531da177e4SLinus Torvalds { 3541da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 3551da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 3561da177e4SLinus Torvalds 3571da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3581da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 3591da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 3601da177e4SLinus Torvalds } 3611da177e4SLinus Torvalds 362bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3631da177e4SLinus Torvalds fibptr, 3641da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 3651da177e4SLinus Torvalds FsaNormal, 3661da177e4SLinus Torvalds 1, 1, 3671da177e4SLinus Torvalds NULL, NULL); 3681da177e4SLinus Torvalds if (status < 0) { 3691da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 3701da177e4SLinus Torvalds } else { 3711da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 3721da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 3731da177e4SLinus Torvalds dprintk((KERN_WARNING 3741da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 3751da177e4SLinus Torvalds le32_to_cpu(reply->response), 3761da177e4SLinus Torvalds le32_to_cpu(reply->status), 3771da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 3781da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 3791da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 3801da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 3811da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 3821da177e4SLinus Torvalds status = -EINVAL; 3831da177e4SLinus Torvalds } 3841da177e4SLinus Torvalds } 385cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 386cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 387bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 388cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 3891da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 3901da177e4SLinus Torvalds if (status >= 0) { 3911208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 3921da177e4SLinus Torvalds struct aac_commit_config * dinfo; 393bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3941da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 3951da177e4SLinus Torvalds 3961da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3971da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 3981da177e4SLinus Torvalds 399bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4001da177e4SLinus Torvalds fibptr, 4011da177e4SLinus Torvalds sizeof (struct aac_commit_config), 4021da177e4SLinus Torvalds FsaNormal, 4031da177e4SLinus Torvalds 1, 1, 4041da177e4SLinus Torvalds NULL, NULL); 405cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 406cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 407cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 408bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4091208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 4101da177e4SLinus Torvalds printk(KERN_WARNING 4111da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 4121da177e4SLinus Torvalds } 4131da177e4SLinus Torvalds } 414cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 415cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 416bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4171da177e4SLinus Torvalds return status; 4181da177e4SLinus Torvalds } 4191da177e4SLinus Torvalds 420e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 421e3cc268fSRajashekhara, Mahesh { 422e3cc268fSRajashekhara, Mahesh char inq_data; 423e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 424e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 425e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 426e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 427e3cc268fSRajashekhara, Mahesh } 428e3cc268fSRajashekhara, Mahesh } 429e3cc268fSRajashekhara, Mahesh 4301da177e4SLinus Torvalds /** 4311da177e4SLinus Torvalds * aac_get_containers - list containers 4321da177e4SLinus Torvalds * @common: adapter to probe 4331da177e4SLinus Torvalds * 4341da177e4SLinus Torvalds * Make a list of all containers on this controller 4351da177e4SLinus Torvalds */ 4361da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 4371da177e4SLinus Torvalds { 4381da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4391da177e4SLinus Torvalds u32 index; 4401da177e4SLinus Torvalds int status = 0; 4411da177e4SLinus Torvalds struct fib * fibptr; 4421da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 4431da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 4441da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4451da177e4SLinus Torvalds 446bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4471da177e4SLinus Torvalds return -ENOMEM; 4481da177e4SLinus Torvalds 449bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4501da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 4511da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4521da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 4531da177e4SLinus Torvalds 454bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4551da177e4SLinus Torvalds fibptr, 4561da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 4571da177e4SLinus Torvalds FsaNormal, 4581da177e4SLinus Torvalds 1, 1, 4591da177e4SLinus Torvalds NULL, NULL); 4601da177e4SLinus Torvalds if (status >= 0) { 4611da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 4621da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 463a7129a54SMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 464a7129a54SMahesh Rajashekhara AAC_OPTION_SUPPORTED_240_VOLUMES) { 465a7129a54SMahesh Rajashekhara maximum_num_containers = 466a7129a54SMahesh Rajashekhara le32_to_cpu(dresp->MaxSimpleVolumes); 467a7129a54SMahesh Rajashekhara } 468bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 4691da177e4SLinus Torvalds } 470cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 471cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 472fe76df42SMark Haverkamp aac_fib_free(fibptr); 4731da177e4SLinus Torvalds 4741da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 4751da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 4761a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 477fe76df42SMark Haverkamp GFP_KERNEL); 478fe76df42SMark Haverkamp if (!fsa_dev_ptr) 4791da177e4SLinus Torvalds return -ENOMEM; 4801da177e4SLinus Torvalds 4811da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 4821da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 4831da177e4SLinus Torvalds 484fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 4851da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 4861da177e4SLinus Torvalds 487fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 4881da177e4SLinus Torvalds 4891da177e4SLinus Torvalds if (status < 0) { 4901da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 4911da177e4SLinus Torvalds break; 4921da177e4SLinus Torvalds } 4931da177e4SLinus Torvalds 4941da177e4SLinus Torvalds /* 4951da177e4SLinus Torvalds * If there are no more containers, then stop asking. 4961da177e4SLinus Torvalds */ 497fe76df42SMark Haverkamp if (++index >= status) 4981da177e4SLinus Torvalds break; 4991da177e4SLinus Torvalds } 5001da177e4SLinus Torvalds return status; 5011da177e4SLinus Torvalds } 5021da177e4SLinus Torvalds 5031da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 5041da177e4SLinus Torvalds { 5051da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 5061da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 5071da177e4SLinus Torvalds 5081da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 5091da177e4SLinus Torvalds 51003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 51103d44337SMark Haverkamp return; 51203d44337SMark Haverkamp 5131da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 514125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 5151da177e4SLinus Torvalds 5161da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 5171da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 5181da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 5191da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 5201da177e4SLinus Torvalds char *sp = get_name_reply->data; 521b836439fSMahesh Rajashekhara sp[sizeof(((struct aac_get_name_resp *)NULL)->data)] = '\0'; 5221da177e4SLinus Torvalds while (*sp == ' ') 5231da177e4SLinus Torvalds ++sp; 5243b2946ccSMark Haverkamp if (*sp) { 525d4345028SFUJITA Tomonori struct inquiry_data inq; 5263b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 5273b2946ccSMark Haverkamp int count = sizeof(d); 5283b2946ccSMark Haverkamp char *dp = d; 5293b2946ccSMark Haverkamp do { 5301da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 5311da177e4SLinus Torvalds } while (--count > 0); 532d4345028SFUJITA Tomonori 533d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 534d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 535d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 5361da177e4SLinus Torvalds } 5373b2946ccSMark Haverkamp } 5383b2946ccSMark Haverkamp 5391da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 5401da177e4SLinus Torvalds 541bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 5428e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 5431da177e4SLinus Torvalds } 5441da177e4SLinus Torvalds 5451da177e4SLinus Torvalds /** 5461da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 5471da177e4SLinus Torvalds */ 5489e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 5491da177e4SLinus Torvalds { 5501da177e4SLinus Torvalds int status; 5511da177e4SLinus Torvalds struct aac_get_name *dinfo; 5521da177e4SLinus Torvalds struct fib * cmd_fibcontext; 5531da177e4SLinus Torvalds struct aac_dev * dev; 5541da177e4SLinus Torvalds 5551da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 5561da177e4SLinus Torvalds 5576bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 5581da177e4SLinus Torvalds 559bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 5601da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 5611da177e4SLinus Torvalds 5621da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 5631da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 5649e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 5651da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 5661da177e4SLinus Torvalds 567bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5681da177e4SLinus Torvalds cmd_fibcontext, 569fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_name_resp), 5701da177e4SLinus Torvalds FsaNormal, 5711da177e4SLinus Torvalds 0, 1, 5721da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 5731da177e4SLinus Torvalds (void *) scsicmd); 5741da177e4SLinus Torvalds 5751da177e4SLinus Torvalds /* 5761da177e4SLinus Torvalds * Check that the command queued to the controller 5771da177e4SLinus Torvalds */ 57877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 57977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5801da177e4SLinus Torvalds return 0; 58177d644d4SMark Haverkamp } 5821da177e4SLinus Torvalds 583bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 584bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 5851da177e4SLinus Torvalds return -1; 5861da177e4SLinus Torvalds } 5871da177e4SLinus Torvalds 588fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 589fe76df42SMark Haverkamp { 590fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 591fe76df42SMark Haverkamp 5921a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 593fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 594fe76df42SMark Haverkamp 595fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 596fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 597fe76df42SMark Haverkamp return 0; 598fe76df42SMark Haverkamp } 599fe76df42SMark Haverkamp 6001a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 601fe76df42SMark Haverkamp { 60203d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 603fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 60403d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 60503d44337SMark Haverkamp 60603d44337SMark Haverkamp 6071a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 6081a655040SSalyzyn, Mark return; 609fe76df42SMark Haverkamp 610fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 6111a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 612fe76df42SMark Haverkamp if (fsa_dev_ptr) { 613fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 614fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 615fe76df42SMark Haverkamp 616fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 617fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 618fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 619b836439fSMahesh Rajashekhara if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 & 620b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) { 621b836439fSMahesh Rajashekhara dresp->mnt[0].fileinfo.bdevinfo.block_size = 0x200; 622b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 0x200; 623b836439fSMahesh Rajashekhara } else { 624b836439fSMahesh Rajashekhara fsa_dev_ptr->block_size = 625b836439fSMahesh Rajashekhara le32_to_cpu(dresp->mnt[0].fileinfo.bdevinfo.block_size); 626b836439fSMahesh Rajashekhara } 627fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 628655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 629655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 630655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 631655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 632655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 633fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 634fe76df42SMark Haverkamp fsa_dev_ptr->size 635fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 636fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 637fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 638fe76df42SMark Haverkamp } 639fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 640fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 641fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 642fe76df42SMark Haverkamp } 643fe76df42SMark Haverkamp aac_fib_complete(fibptr); 644fe76df42SMark Haverkamp aac_fib_free(fibptr); 645fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 646fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 6471a655040SSalyzyn, Mark (*callback)(scsicmd); 6481a655040SSalyzyn, Mark return; 649fe76df42SMark Haverkamp } 650fe76df42SMark Haverkamp 6511a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 652fe76df42SMark Haverkamp { 653fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 654fe76df42SMark Haverkamp struct aac_mount * dresp; 655fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 656fe76df42SMark Haverkamp int status; 657fe76df42SMark Haverkamp 658fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 659b836439fSMahesh Rajashekhara if (!(fibptr->dev->supplement_adapter_info.SupportedOptions2 & 660b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE)) 661fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 662fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 6631a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 6641a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 6651a655040SSalyzyn, Mark return; 6661a655040SSalyzyn, Mark } 667fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 668fe76df42SMark Haverkamp 66903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 6701a655040SSalyzyn, Mark return; 67103d44337SMark Haverkamp 672fe76df42SMark Haverkamp aac_fib_init(fibptr); 673fe76df42SMark Haverkamp 674fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 675fe76df42SMark Haverkamp 676b836439fSMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 677b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 678b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 679b836439fSMahesh Rajashekhara else 680fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 681b836439fSMahesh Rajashekhara 682fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 683fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 684fe76df42SMark Haverkamp 685fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 686fe76df42SMark Haverkamp fibptr, 687fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 688fe76df42SMark Haverkamp FsaNormal, 689fe76df42SMark Haverkamp 0, 1, 6901a655040SSalyzyn, Mark _aac_probe_container2, 691fe76df42SMark Haverkamp (void *) scsicmd); 692fe76df42SMark Haverkamp /* 693fe76df42SMark Haverkamp * Check that the command queued to the controller 694fe76df42SMark Haverkamp */ 6951a655040SSalyzyn, Mark if (status == -EINPROGRESS) 696fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 6971a655040SSalyzyn, Mark else if (status < 0) { 698fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 699fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 7001a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 701fe76df42SMark Haverkamp } 702fe76df42SMark Haverkamp } 703fe76df42SMark Haverkamp 704fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 705fe76df42SMark Haverkamp { 706fe76df42SMark Haverkamp struct fib * fibptr; 707fe76df42SMark Haverkamp int status = -ENOMEM; 708fe76df42SMark Haverkamp 709fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 710fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 711fe76df42SMark Haverkamp 712fe76df42SMark Haverkamp aac_fib_init(fibptr); 713fe76df42SMark Haverkamp 714fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 715fe76df42SMark Haverkamp 716b836439fSMahesh Rajashekhara if (fibptr->dev->supplement_adapter_info.SupportedOptions2 & 717b836439fSMahesh Rajashekhara AAC_OPTION_VARIABLE_BLOCK_SIZE) 718b836439fSMahesh Rajashekhara dinfo->command = cpu_to_le32(VM_NameServeAllBlk); 719b836439fSMahesh Rajashekhara else 720fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 721b836439fSMahesh Rajashekhara 722fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 723fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 724fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 725fe76df42SMark Haverkamp 726fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 727fe76df42SMark Haverkamp fibptr, 728fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 729fe76df42SMark Haverkamp FsaNormal, 730fe76df42SMark Haverkamp 0, 1, 7311a655040SSalyzyn, Mark _aac_probe_container1, 732fe76df42SMark Haverkamp (void *) scsicmd); 733fe76df42SMark Haverkamp /* 734fe76df42SMark Haverkamp * Check that the command queued to the controller 735fe76df42SMark Haverkamp */ 736fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 737fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 738fe76df42SMark Haverkamp return 0; 739fe76df42SMark Haverkamp } 740fe76df42SMark Haverkamp if (status < 0) { 741fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 742fe76df42SMark Haverkamp aac_fib_complete(fibptr); 743fe76df42SMark Haverkamp aac_fib_free(fibptr); 744fe76df42SMark Haverkamp } 745fe76df42SMark Haverkamp } 746fe76df42SMark Haverkamp if (status < 0) { 747fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 748fe76df42SMark Haverkamp if (fsa_dev_ptr) { 749fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 750fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 751fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 752fe76df42SMark Haverkamp return (*callback)(scsicmd); 753fe76df42SMark Haverkamp } 754fe76df42SMark Haverkamp } 755fe76df42SMark Haverkamp } 756fe76df42SMark Haverkamp return status; 757fe76df42SMark Haverkamp } 758fe76df42SMark Haverkamp 7591da177e4SLinus Torvalds /** 760bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 7611da177e4SLinus Torvalds * @dev: device to query 7621da177e4SLinus Torvalds * @cid: container identifier 7631da177e4SLinus Torvalds * 7641da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 7651da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 7661da177e4SLinus Torvalds */ 767fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 768fe76df42SMark Haverkamp { 769fe76df42SMark Haverkamp scsicmd->device = NULL; 770fe76df42SMark Haverkamp return 0; 771fe76df42SMark Haverkamp } 7721da177e4SLinus Torvalds 773bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 7741da177e4SLinus Torvalds { 775fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 776fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 7771da177e4SLinus Torvalds int status; 7781da177e4SLinus Torvalds 779fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 780fe76df42SMark Haverkamp kfree(scsicmd); 781fe76df42SMark Haverkamp kfree(scsidev); 78290ee3466SMark Haverkamp return -ENOMEM; 7831da177e4SLinus Torvalds } 784fe76df42SMark Haverkamp scsicmd->list.next = NULL; 7851a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 7861da177e4SLinus Torvalds 787fe76df42SMark Haverkamp scsicmd->device = scsidev; 788fe76df42SMark Haverkamp scsidev->sdev_state = 0; 789fe76df42SMark Haverkamp scsidev->id = cid; 790fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 7911da177e4SLinus Torvalds 792fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 793fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 794fe76df42SMark Haverkamp schedule(); 795802ae2f0SSalyzyn, Mark kfree(scsidev); 796fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 797fe76df42SMark Haverkamp kfree(scsicmd); 7981da177e4SLinus Torvalds return status; 7991da177e4SLinus Torvalds } 8001da177e4SLinus Torvalds 8011da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 8021da177e4SLinus Torvalds struct scsi_inq { 8031da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 8041da177e4SLinus Torvalds char pid[16]; /* Product ID */ 8051da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 8061da177e4SLinus Torvalds }; 8071da177e4SLinus Torvalds 8081da177e4SLinus Torvalds /** 8091da177e4SLinus Torvalds * InqStrCopy - string merge 8101da177e4SLinus Torvalds * @a: string to copy from 8111da177e4SLinus Torvalds * @b: string to copy to 8121da177e4SLinus Torvalds * 8131da177e4SLinus Torvalds * Copy a String from one location to another 8141da177e4SLinus Torvalds * without copying \0 8151da177e4SLinus Torvalds */ 8161da177e4SLinus Torvalds 8171da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 8181da177e4SLinus Torvalds { 8191da177e4SLinus Torvalds 8201da177e4SLinus Torvalds while (*a != (char)0) 8211da177e4SLinus Torvalds *b++ = *a++; 8221da177e4SLinus Torvalds } 8231da177e4SLinus Torvalds 8241da177e4SLinus Torvalds static char *container_types[] = { 8251da177e4SLinus Torvalds "None", 8261da177e4SLinus Torvalds "Volume", 8271da177e4SLinus Torvalds "Mirror", 8281da177e4SLinus Torvalds "Stripe", 8291da177e4SLinus Torvalds "RAID5", 8301da177e4SLinus Torvalds "SSRW", 8311da177e4SLinus Torvalds "SSRO", 8321da177e4SLinus Torvalds "Morph", 8331da177e4SLinus Torvalds "Legacy", 8341da177e4SLinus Torvalds "RAID4", 8351da177e4SLinus Torvalds "RAID10", 8361da177e4SLinus Torvalds "RAID00", 8371da177e4SLinus Torvalds "V-MIRRORS", 8381da177e4SLinus Torvalds "PSEUDO R4", 8391da177e4SLinus Torvalds "RAID50", 84084971738SMark Haverkamp "RAID5D", 84184971738SMark Haverkamp "RAID5D0", 84284971738SMark Haverkamp "RAID1E", 84384971738SMark Haverkamp "RAID6", 84484971738SMark Haverkamp "RAID60", 8451da177e4SLinus Torvalds "Unknown" 8461da177e4SLinus Torvalds }; 8471da177e4SLinus Torvalds 84817eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 84917eaaceeSSalyzyn, Mark { 85017eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 85117eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 85217eaaceeSSalyzyn, Mark return container_types[tindex]; 85317eaaceeSSalyzyn, Mark } 8541da177e4SLinus Torvalds 8551da177e4SLinus Torvalds /* Function: setinqstr 8561da177e4SLinus Torvalds * 8571da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 8581da177e4SLinus Torvalds * 8591da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 86025985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 86125985edcSLucas De Marchi * files instead of in OS dependent driver source. 8621da177e4SLinus Torvalds */ 8631da177e4SLinus Torvalds 864794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 8651da177e4SLinus Torvalds { 8661da177e4SLinus Torvalds struct scsi_inq *str; 8671da177e4SLinus Torvalds 8681da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 869794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 870794d0601SMark Haverkamp 871794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 872794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 8733bc8070fSSalyzyn, Mark int c; 8743bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 8753bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 8763bc8070fSSalyzyn, Mark else { 8773bc8070fSSalyzyn, Mark c = sizeof(str->vid); 878794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 879794d0601SMark Haverkamp ++cp; 880794d0601SMark Haverkamp c = *cp; 881794d0601SMark Haverkamp *cp = '\0'; 882794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 883794d0601SMark Haverkamp str->vid); 884794d0601SMark Haverkamp *cp = c; 885794d0601SMark Haverkamp while (*cp && *cp != ' ') 886794d0601SMark Haverkamp ++cp; 8873bc8070fSSalyzyn, Mark } 888794d0601SMark Haverkamp while (*cp == ' ') 889794d0601SMark Haverkamp ++cp; 890794d0601SMark Haverkamp /* last six chars reserved for vol type */ 891794d0601SMark Haverkamp c = 0; 892794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 893794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 894794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 895794d0601SMark Haverkamp } 896794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 897794d0601SMark Haverkamp if (c) 898794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 899794d0601SMark Haverkamp } else { 900794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 9011da177e4SLinus Torvalds 9021da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 903794d0601SMark Haverkamp /* last six chars reserved for vol type */ 904794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 905794d0601SMark Haverkamp } 9061da177e4SLinus Torvalds 9076391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 9081da177e4SLinus Torvalds char *findit = str->pid; 9091da177e4SLinus Torvalds 9101da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 9111da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 9121da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 9131da177e4SLinus Torvalds *(findit -= 4) = ' '; 914794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 915794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 9161da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 9171da177e4SLinus Torvalds } 9181da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 9191da177e4SLinus Torvalds } 9201da177e4SLinus Torvalds 92188e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 92288e2f98eSSalyzyn, Mark { 92388e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 92488e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 92588e2f98eSSalyzyn, Mark 92688e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 92788e2f98eSSalyzyn, Mark 92888e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 92988e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 93088e2f98eSSalyzyn, Mark return; 93188e2f98eSSalyzyn, Mark 93288e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 93388e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 93488e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 9355d910649SMahesh Rajashekhara /*Check to see if it's for VPD 0x83 or 0x80 */ 9365d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x83) { 9375d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 9385d910649SMahesh Rajashekhara int i; 9395d910649SMahesh Rajashekhara TVPD_Page83 VPDPage83Data; 9405d910649SMahesh Rajashekhara 9415d910649SMahesh Rajashekhara memset(((u8 *)&VPDPage83Data), 0, 9425d910649SMahesh Rajashekhara sizeof(VPDPage83Data)); 9435d910649SMahesh Rajashekhara 9445d910649SMahesh Rajashekhara /* DIRECT_ACCESS_DEVIC */ 9455d910649SMahesh Rajashekhara VPDPage83Data.DeviceType = 0; 9465d910649SMahesh Rajashekhara /* DEVICE_CONNECTED */ 9475d910649SMahesh Rajashekhara VPDPage83Data.DeviceTypeQualifier = 0; 9485d910649SMahesh Rajashekhara /* VPD_DEVICE_IDENTIFIERS */ 9495d910649SMahesh Rajashekhara VPDPage83Data.PageCode = 0x83; 9505d910649SMahesh Rajashekhara VPDPage83Data.Reserved = 0; 9515d910649SMahesh Rajashekhara VPDPage83Data.PageLength = 9525d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1) + 9535d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType2); 9545d910649SMahesh Rajashekhara 9555d910649SMahesh Rajashekhara /* T10 Vendor Identifier Field Format */ 9565d910649SMahesh Rajashekhara /* VpdCodeSetAscii */ 9575d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.CodeSet = 2; 9585d910649SMahesh Rajashekhara /* VpdIdentifierTypeVendorId */ 9595d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.IdentifierType = 1; 9605d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.IdentifierLength = 9615d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1) - 4; 9625d910649SMahesh Rajashekhara 9635d910649SMahesh Rajashekhara /* "ADAPTEC " for adaptec */ 9645d910649SMahesh Rajashekhara memcpy(VPDPage83Data.IdDescriptorType1.VendId, 9655d910649SMahesh Rajashekhara "ADAPTEC ", 9665d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType1.VendId)); 9675d910649SMahesh Rajashekhara memcpy(VPDPage83Data.IdDescriptorType1.ProductId, 9685d910649SMahesh Rajashekhara "ARRAY ", 9695d910649SMahesh Rajashekhara sizeof( 9705d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.ProductId)); 9715d910649SMahesh Rajashekhara 9725d910649SMahesh Rajashekhara /* Convert to ascii based serial number. 9735d910649SMahesh Rajashekhara * The LSB is the the end. 9745d910649SMahesh Rajashekhara */ 9755d910649SMahesh Rajashekhara for (i = 0; i < 8; i++) { 9765d910649SMahesh Rajashekhara u8 temp = 9775d910649SMahesh Rajashekhara (u8)((get_serial_reply->uid >> ((7 - i) * 4)) & 0xF); 9785d910649SMahesh Rajashekhara if (temp > 0x9) { 9795d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.SerialNumber[i] = 9805d910649SMahesh Rajashekhara 'A' + (temp - 0xA); 9815d910649SMahesh Rajashekhara } else { 9825d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType1.SerialNumber[i] = 9835d910649SMahesh Rajashekhara '0' + temp; 9845d910649SMahesh Rajashekhara } 9855d910649SMahesh Rajashekhara } 9865d910649SMahesh Rajashekhara 9875d910649SMahesh Rajashekhara /* VpdCodeSetBinary */ 9885d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.CodeSet = 1; 9895d910649SMahesh Rajashekhara /* VpdIdentifierTypeEUI64 */ 9905d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.IdentifierType = 2; 9915d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.IdentifierLength = 9925d910649SMahesh Rajashekhara sizeof(VPDPage83Data.IdDescriptorType2) - 4; 9935d910649SMahesh Rajashekhara 9945d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[0] = 0xD0; 9955d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[1] = 0; 9965d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.VendId[2] = 0; 9975d910649SMahesh Rajashekhara 9985d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.Serial = 9995d910649SMahesh Rajashekhara get_serial_reply->uid; 10005d910649SMahesh Rajashekhara VPDPage83Data.IdDescriptorType2.EU64Id.Reserved = 0; 10015d910649SMahesh Rajashekhara 10025d910649SMahesh Rajashekhara /* Move the inquiry data to the response buffer. */ 10035d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, &VPDPage83Data, 10045d910649SMahesh Rajashekhara sizeof(VPDPage83Data)); 10055d910649SMahesh Rajashekhara } else { 10065d910649SMahesh Rajashekhara /* It must be for VPD 0x80 */ 100788e2f98eSSalyzyn, Mark char sp[13]; 100888e2f98eSSalyzyn, Mark /* EVPD bit set */ 100988e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 101088e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 101188e2f98eSSalyzyn, Mark sp[2] = 0; 101288e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 101388e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 10145d910649SMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, sp, 10155d910649SMahesh Rajashekhara sizeof(sp)); 10165d910649SMahesh Rajashekhara } 101788e2f98eSSalyzyn, Mark } 101888e2f98eSSalyzyn, Mark 101988e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 102088e2f98eSSalyzyn, Mark 102188e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 102288e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 102388e2f98eSSalyzyn, Mark } 102488e2f98eSSalyzyn, Mark 102588e2f98eSSalyzyn, Mark /** 102688e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 102788e2f98eSSalyzyn, Mark */ 102888e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 102988e2f98eSSalyzyn, Mark { 103088e2f98eSSalyzyn, Mark int status; 103188e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 103288e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 103388e2f98eSSalyzyn, Mark struct aac_dev * dev; 103488e2f98eSSalyzyn, Mark 103588e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 103688e2f98eSSalyzyn, Mark 10376bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 103888e2f98eSSalyzyn, Mark 103988e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 104088e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 104188e2f98eSSalyzyn, Mark 104288e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 104388e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 104488e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 104588e2f98eSSalyzyn, Mark 104688e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 104788e2f98eSSalyzyn, Mark cmd_fibcontext, 1048fb5d40d4SMahesh Rajashekhara sizeof(struct aac_get_serial_resp), 104988e2f98eSSalyzyn, Mark FsaNormal, 105088e2f98eSSalyzyn, Mark 0, 1, 105188e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 105288e2f98eSSalyzyn, Mark (void *) scsicmd); 105388e2f98eSSalyzyn, Mark 105488e2f98eSSalyzyn, Mark /* 105588e2f98eSSalyzyn, Mark * Check that the command queued to the controller 105688e2f98eSSalyzyn, Mark */ 105788e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 105888e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 105988e2f98eSSalyzyn, Mark return 0; 106088e2f98eSSalyzyn, Mark } 106188e2f98eSSalyzyn, Mark 106288e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 106388e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 106488e2f98eSSalyzyn, Mark return -1; 106588e2f98eSSalyzyn, Mark } 106688e2f98eSSalyzyn, Mark 106788e2f98eSSalyzyn, Mark /* Function: setinqserial 106888e2f98eSSalyzyn, Mark * 106988e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 107088e2f98eSSalyzyn, Mark * 107188e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 107288e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 107388e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 107488e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 107588e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 107688e2f98eSSalyzyn, Mark */ 107788e2f98eSSalyzyn, Mark 107888e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 107988e2f98eSSalyzyn, Mark { 108088e2f98eSSalyzyn, Mark /* 108188e2f98eSSalyzyn, Mark * This breaks array migration. 108288e2f98eSSalyzyn, Mark */ 108388e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 108488e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 108588e2f98eSSalyzyn, Mark } 108688e2f98eSSalyzyn, Mark 10878e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 10888e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 10891da177e4SLinus Torvalds { 10908e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 10918e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 10928e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 10931da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 10941da177e4SLinus Torvalds 10951da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 10961da177e4SLinus Torvalds 10971da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 10981da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 10998e31e607SSalyzyn, Mark 11001da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 11018e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 11021da177e4SLinus Torvalds 11038e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 11041da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 11051da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 11068e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 11071da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 11081da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 11091da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 11108e31e607SSalyzyn, Mark } else 11118e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 11121da177e4SLinus Torvalds } 11131da177e4SLinus Torvalds 1114e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1115e8f32de5SMark Haverkamp { 1116e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 1117e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 1118e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1119e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1120e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 11218e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 11228e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 11238e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1124e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 11253ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 11263ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1127e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 1128e8f32de5SMark Haverkamp return 1; 1129e8f32de5SMark Haverkamp } 1130e8f32de5SMark Haverkamp return 0; 1131e8f32de5SMark Haverkamp } 1132e8f32de5SMark Haverkamp 1133e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 1134e8f32de5SMark Haverkamp { 1135e8f32de5SMark Haverkamp return 0; 1136e8f32de5SMark Haverkamp } 1137e8f32de5SMark Haverkamp 1138e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 1139e8f32de5SMark Haverkamp 1140e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1141e8f32de5SMark Haverkamp { 114285d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 114385d22bbfSMahesh Rajashekhara u16 fibsize, command; 11440b433447SMahesh Rajashekhara long ret; 114585d22bbfSMahesh Rajashekhara 1146e8f32de5SMark Haverkamp aac_fib_init(fib); 1147d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1148d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1149d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 115085d22bbfSMahesh Rajashekhara struct aac_raw_io2 *readcmd2; 115185d22bbfSMahesh Rajashekhara readcmd2 = (struct aac_raw_io2 *) fib_data(fib); 115285d22bbfSMahesh Rajashekhara memset(readcmd2, 0, sizeof(struct aac_raw_io2)); 115385d22bbfSMahesh Rajashekhara readcmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 115485d22bbfSMahesh Rajashekhara readcmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1155b836439fSMahesh Rajashekhara readcmd2->byteCount = cpu_to_le32(count * 1156b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 115785d22bbfSMahesh Rajashekhara readcmd2->cid = cpu_to_le16(scmd_id(cmd)); 115885d22bbfSMahesh Rajashekhara readcmd2->flags = cpu_to_le16(RIO2_IO_TYPE_READ); 11590b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, readcmd2, 11600b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 11610b433447SMahesh Rajashekhara if (ret < 0) 11620b433447SMahesh Rajashekhara return ret; 116385d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 116485d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 116585d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 116685d22bbfSMahesh Rajashekhara } else { 116785d22bbfSMahesh Rajashekhara struct aac_raw_io *readcmd; 1168e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 1169e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1170e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1171b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1172b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1173e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 117485d22bbfSMahesh Rajashekhara readcmd->flags = cpu_to_le16(RIO_TYPE_READ); 1175e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 1176e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 11770b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &readcmd->sg); 11780b433447SMahesh Rajashekhara if (ret < 0) 11790b433447SMahesh Rajashekhara return ret; 118085d22bbfSMahesh Rajashekhara command = ContainerRawIo; 118185d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 118285d22bbfSMahesh Rajashekhara ((le32_to_cpu(readcmd->sg.count)-1) * sizeof(struct sgentryraw)); 118385d22bbfSMahesh Rajashekhara } 118485d22bbfSMahesh Rajashekhara 1185e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1186e8f32de5SMark Haverkamp /* 1187e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1188e8f32de5SMark Haverkamp */ 118985d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1190e8f32de5SMark Haverkamp fib, 1191e8f32de5SMark Haverkamp fibsize, 1192e8f32de5SMark Haverkamp FsaNormal, 1193e8f32de5SMark Haverkamp 0, 1, 1194e8f32de5SMark Haverkamp (fib_callback) io_callback, 1195e8f32de5SMark Haverkamp (void *) cmd); 1196e8f32de5SMark Haverkamp } 1197e8f32de5SMark Haverkamp 1198e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1199e8f32de5SMark Haverkamp { 1200e8f32de5SMark Haverkamp u16 fibsize; 1201e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 12020b433447SMahesh Rajashekhara long ret; 12030b433447SMahesh Rajashekhara 1204e8f32de5SMark Haverkamp aac_fib_init(fib); 1205e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 1206e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 1207e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 1208e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 1209e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1210e8f32de5SMark Haverkamp readcmd->pad = 0; 1211e8f32de5SMark Haverkamp readcmd->flags = 0; 1212e8f32de5SMark Haverkamp 12130b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &readcmd->sg); 12140b433447SMahesh Rajashekhara if (ret < 0) 12150b433447SMahesh Rajashekhara return ret; 1216e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1217e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1218e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1219e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1220e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1221e8f32de5SMark Haverkamp /* 1222e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1223e8f32de5SMark Haverkamp */ 1224e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1225e8f32de5SMark Haverkamp fib, 1226e8f32de5SMark Haverkamp fibsize, 1227e8f32de5SMark Haverkamp FsaNormal, 1228e8f32de5SMark Haverkamp 0, 1, 1229e8f32de5SMark Haverkamp (fib_callback) io_callback, 1230e8f32de5SMark Haverkamp (void *) cmd); 1231e8f32de5SMark Haverkamp } 1232e8f32de5SMark Haverkamp 1233e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1234e8f32de5SMark Haverkamp { 1235e8f32de5SMark Haverkamp u16 fibsize; 1236e8f32de5SMark Haverkamp struct aac_read *readcmd; 1237b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 12380b433447SMahesh Rajashekhara long ret; 12390b433447SMahesh Rajashekhara 1240e8f32de5SMark Haverkamp aac_fib_init(fib); 1241e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1242e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1243f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1244e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1245b836439fSMahesh Rajashekhara readcmd->count = cpu_to_le32(count * 1246b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1247e8f32de5SMark Haverkamp 12480b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &readcmd->sg); 12490b433447SMahesh Rajashekhara if (ret < 0) 12500b433447SMahesh Rajashekhara return ret; 1251e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1252e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1253e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1254e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1255e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1256e8f32de5SMark Haverkamp /* 1257e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1258e8f32de5SMark Haverkamp */ 1259e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1260e8f32de5SMark Haverkamp fib, 1261e8f32de5SMark Haverkamp fibsize, 1262e8f32de5SMark Haverkamp FsaNormal, 1263e8f32de5SMark Haverkamp 0, 1, 1264e8f32de5SMark Haverkamp (fib_callback) io_callback, 1265e8f32de5SMark Haverkamp (void *) cmd); 1266e8f32de5SMark Haverkamp } 1267e8f32de5SMark Haverkamp 12689d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1269e8f32de5SMark Haverkamp { 127085d22bbfSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 127185d22bbfSMahesh Rajashekhara u16 fibsize, command; 12720b433447SMahesh Rajashekhara long ret; 127385d22bbfSMahesh Rajashekhara 1274e8f32de5SMark Haverkamp aac_fib_init(fib); 1275d1ef4da8SRaghava Aditya Renukunta if ((dev->comm_interface == AAC_COMM_MESSAGE_TYPE2 || 1276d1ef4da8SRaghava Aditya Renukunta dev->comm_interface == AAC_COMM_MESSAGE_TYPE3) && 1277d1ef4da8SRaghava Aditya Renukunta !dev->sync_mode) { 127885d22bbfSMahesh Rajashekhara struct aac_raw_io2 *writecmd2; 127985d22bbfSMahesh Rajashekhara writecmd2 = (struct aac_raw_io2 *) fib_data(fib); 128085d22bbfSMahesh Rajashekhara memset(writecmd2, 0, sizeof(struct aac_raw_io2)); 128185d22bbfSMahesh Rajashekhara writecmd2->blockLow = cpu_to_le32((u32)(lba&0xffffffff)); 128285d22bbfSMahesh Rajashekhara writecmd2->blockHigh = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1283b836439fSMahesh Rajashekhara writecmd2->byteCount = cpu_to_le32(count * 1284b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 128585d22bbfSMahesh Rajashekhara writecmd2->cid = cpu_to_le16(scmd_id(cmd)); 128685d22bbfSMahesh Rajashekhara writecmd2->flags = (fua && ((aac_cache & 5) != 1) && 128785d22bbfSMahesh Rajashekhara (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 128885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE|RIO2_IO_SUREWRITE) : 128985d22bbfSMahesh Rajashekhara cpu_to_le16(RIO2_IO_TYPE_WRITE); 12900b433447SMahesh Rajashekhara ret = aac_build_sgraw2(cmd, writecmd2, 12910b433447SMahesh Rajashekhara dev->scsi_host_ptr->sg_tablesize); 12920b433447SMahesh Rajashekhara if (ret < 0) 12930b433447SMahesh Rajashekhara return ret; 129485d22bbfSMahesh Rajashekhara command = ContainerRawIo2; 129585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io2) + 129685d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd2->sgeCnt)-1) * sizeof(struct sge_ieee1212)); 129785d22bbfSMahesh Rajashekhara } else { 129885d22bbfSMahesh Rajashekhara struct aac_raw_io *writecmd; 1299e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1300e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1301e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1302b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1303b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1304e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 130595e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 130695e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 130785d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE|RIO_SUREWRITE) : 130885d22bbfSMahesh Rajashekhara cpu_to_le16(RIO_TYPE_WRITE); 1309e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1310e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 13110b433447SMahesh Rajashekhara ret = aac_build_sgraw(cmd, &writecmd->sg); 13120b433447SMahesh Rajashekhara if (ret < 0) 13130b433447SMahesh Rajashekhara return ret; 131485d22bbfSMahesh Rajashekhara command = ContainerRawIo; 131585d22bbfSMahesh Rajashekhara fibsize = sizeof(struct aac_raw_io) + 131685d22bbfSMahesh Rajashekhara ((le32_to_cpu(writecmd->sg.count)-1) * sizeof (struct sgentryraw)); 131785d22bbfSMahesh Rajashekhara } 131885d22bbfSMahesh Rajashekhara 1319e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1320e8f32de5SMark Haverkamp /* 1321e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1322e8f32de5SMark Haverkamp */ 132385d22bbfSMahesh Rajashekhara return aac_fib_send(command, 1324e8f32de5SMark Haverkamp fib, 1325e8f32de5SMark Haverkamp fibsize, 1326e8f32de5SMark Haverkamp FsaNormal, 1327e8f32de5SMark Haverkamp 0, 1, 1328e8f32de5SMark Haverkamp (fib_callback) io_callback, 1329e8f32de5SMark Haverkamp (void *) cmd); 1330e8f32de5SMark Haverkamp } 1331e8f32de5SMark Haverkamp 13329d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1333e8f32de5SMark Haverkamp { 1334e8f32de5SMark Haverkamp u16 fibsize; 1335e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 13360b433447SMahesh Rajashekhara long ret; 13370b433447SMahesh Rajashekhara 1338e8f32de5SMark Haverkamp aac_fib_init(fib); 1339e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1340e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1341e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1342e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1343e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1344e8f32de5SMark Haverkamp writecmd->pad = 0; 1345e8f32de5SMark Haverkamp writecmd->flags = 0; 1346e8f32de5SMark Haverkamp 13470b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, &writecmd->sg); 13480b433447SMahesh Rajashekhara if (ret < 0) 13490b433447SMahesh Rajashekhara return ret; 1350e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1351e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1352e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1353e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1354e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1355e8f32de5SMark Haverkamp /* 1356e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1357e8f32de5SMark Haverkamp */ 1358e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1359e8f32de5SMark Haverkamp fib, 1360e8f32de5SMark Haverkamp fibsize, 1361e8f32de5SMark Haverkamp FsaNormal, 1362e8f32de5SMark Haverkamp 0, 1, 1363e8f32de5SMark Haverkamp (fib_callback) io_callback, 1364e8f32de5SMark Haverkamp (void *) cmd); 1365e8f32de5SMark Haverkamp } 1366e8f32de5SMark Haverkamp 13679d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1368e8f32de5SMark Haverkamp { 1369e8f32de5SMark Haverkamp u16 fibsize; 1370e8f32de5SMark Haverkamp struct aac_write *writecmd; 1371b836439fSMahesh Rajashekhara struct aac_dev *dev = fib->dev; 13720b433447SMahesh Rajashekhara long ret; 13730b433447SMahesh Rajashekhara 1374e8f32de5SMark Haverkamp aac_fib_init(fib); 1375e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1376e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1377f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1378e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1379b836439fSMahesh Rajashekhara writecmd->count = cpu_to_le32(count * 1380b836439fSMahesh Rajashekhara dev->fsa_dev[scmd_id(cmd)].block_size); 1381e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1382e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1383e8f32de5SMark Haverkamp 13840b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, &writecmd->sg); 13850b433447SMahesh Rajashekhara if (ret < 0) 13860b433447SMahesh Rajashekhara return ret; 1387e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1388e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1389e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1390e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1391e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1392e8f32de5SMark Haverkamp /* 1393e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1394e8f32de5SMark Haverkamp */ 1395e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1396e8f32de5SMark Haverkamp fib, 1397e8f32de5SMark Haverkamp fibsize, 1398e8f32de5SMark Haverkamp FsaNormal, 1399e8f32de5SMark Haverkamp 0, 1, 1400e8f32de5SMark Haverkamp (fib_callback) io_callback, 1401e8f32de5SMark Haverkamp (void *) cmd); 1402e8f32de5SMark Haverkamp } 1403e8f32de5SMark Haverkamp 1404e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1405e8f32de5SMark Haverkamp { 1406e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1407e8f32de5SMark Haverkamp u32 flag; 1408e8f32de5SMark Haverkamp u32 timeout; 1409e8f32de5SMark Haverkamp 1410e8f32de5SMark Haverkamp aac_fib_init(fib); 1411e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1412e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1413e8f32de5SMark Haverkamp flag = SRB_DataOut; 1414e8f32de5SMark Haverkamp break; 1415e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1416e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1417e8f32de5SMark Haverkamp break; 1418e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1419e8f32de5SMark Haverkamp flag = SRB_DataIn; 1420e8f32de5SMark Haverkamp break; 1421e8f32de5SMark Haverkamp case DMA_NONE: 1422e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1423e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1424e8f32de5SMark Haverkamp break; 1425e8f32de5SMark Haverkamp } 1426e8f32de5SMark Haverkamp 1427e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1428e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1429e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1430e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1431e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1432e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1433242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1434e8f32de5SMark Haverkamp if (timeout == 0) 1435e8f32de5SMark Haverkamp timeout = 1; 1436e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1437e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1438e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1439e8f32de5SMark Haverkamp return srbcmd; 1440e8f32de5SMark Haverkamp } 1441e8f32de5SMark Haverkamp 1442e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1443e8f32de5SMark Haverkamp 1444e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1445e8f32de5SMark Haverkamp { 1446e8f32de5SMark Haverkamp u16 fibsize; 1447e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 14480b433447SMahesh Rajashekhara long ret; 1449e8f32de5SMark Haverkamp 14500b433447SMahesh Rajashekhara ret = aac_build_sg64(cmd, (struct sgmap64 *) &srbcmd->sg); 14510b433447SMahesh Rajashekhara if (ret < 0) 14520b433447SMahesh Rajashekhara return ret; 1453727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1454e8f32de5SMark Haverkamp 1455e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1456e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1457e8f32de5SMark Haverkamp /* 1458e8f32de5SMark Haverkamp * Build Scatter/Gather list 1459e8f32de5SMark Haverkamp */ 1460e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1461e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1462e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1463e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1464e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1465e8f32de5SMark Haverkamp 1466e8f32de5SMark Haverkamp /* 1467e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1468e8f32de5SMark Haverkamp */ 1469e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1470e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1471e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1472e8f32de5SMark Haverkamp (void *) cmd); 1473e8f32de5SMark Haverkamp } 1474e8f32de5SMark Haverkamp 1475e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1476e8f32de5SMark Haverkamp { 1477e8f32de5SMark Haverkamp u16 fibsize; 1478e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 14790b433447SMahesh Rajashekhara long ret; 1480e8f32de5SMark Haverkamp 14810b433447SMahesh Rajashekhara ret = aac_build_sg(cmd, (struct sgmap *)&srbcmd->sg); 14820b433447SMahesh Rajashekhara if (ret < 0) 14830b433447SMahesh Rajashekhara return ret; 1484727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1485e8f32de5SMark Haverkamp 1486e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1487e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1488e8f32de5SMark Haverkamp /* 1489e8f32de5SMark Haverkamp * Build Scatter/Gather list 1490e8f32de5SMark Haverkamp */ 1491e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1492e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1493e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1494e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1495e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1496e8f32de5SMark Haverkamp 1497e8f32de5SMark Haverkamp /* 1498e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1499e8f32de5SMark Haverkamp */ 1500e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1501e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1502e8f32de5SMark Haverkamp } 1503e8f32de5SMark Haverkamp 150494cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 150594cf6ba1SSalyzyn, Mark { 1506d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 150794cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 150894cf6ba1SSalyzyn, Mark return FAILED; 150994cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 151094cf6ba1SSalyzyn, Mark } 151194cf6ba1SSalyzyn, Mark 15121da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 15131da177e4SLinus Torvalds { 15141da177e4SLinus Torvalds struct fib* fibptr; 15151da177e4SLinus Torvalds int rcode; 15161da177e4SLinus Torvalds u32 tmp; 15177c00ffa3SMark Haverkamp struct aac_adapter_info *info; 151884971738SMark Haverkamp struct aac_bus_info *command; 151984971738SMark Haverkamp struct aac_bus_info_response *bus_info; 15207c00ffa3SMark Haverkamp 1521bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 15221da177e4SLinus Torvalds return -ENOMEM; 15231da177e4SLinus Torvalds 1524bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 15251da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 15267c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 15271da177e4SLinus Torvalds 1528bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 15291da177e4SLinus Torvalds fibptr, 15307c00ffa3SMark Haverkamp sizeof(*info), 15311da177e4SLinus Torvalds FsaNormal, 15329203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 15331da177e4SLinus Torvalds NULL, 15341da177e4SLinus Torvalds NULL); 15351da177e4SLinus Torvalds 15367c00ffa3SMark Haverkamp if (rcode < 0) { 1537cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1538cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1539cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1540bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1541bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1542cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 15437c00ffa3SMark Haverkamp return rcode; 15447c00ffa3SMark Haverkamp } 15457c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 15467c00ffa3SMark Haverkamp 15477c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 154806a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 15497c00ffa3SMark Haverkamp 1550bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 15517c00ffa3SMark Haverkamp 155206a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 15537c00ffa3SMark Haverkamp 155406a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 15557c00ffa3SMark Haverkamp 1556bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 15577c00ffa3SMark Haverkamp fibptr, 155806a43d17SSalyzyn, Mark sizeof(*sinfo), 15597c00ffa3SMark Haverkamp FsaNormal, 15607c00ffa3SMark Haverkamp 1, 1, 15617c00ffa3SMark Haverkamp NULL, 15627c00ffa3SMark Haverkamp NULL); 15637c00ffa3SMark Haverkamp 15647c00ffa3SMark Haverkamp if (rcode >= 0) 156506a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1566cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1567cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1568cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1569cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1570cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1571cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 15727c00ffa3SMark Haverkamp } 15731da177e4SLinus Torvalds 157484971738SMark Haverkamp 157584971738SMark Haverkamp /* 157684971738SMark Haverkamp * GetBusInfo 157784971738SMark Haverkamp */ 157884971738SMark Haverkamp 1579bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 158084971738SMark Haverkamp 158184971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 158284971738SMark Haverkamp 158384971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 158484971738SMark Haverkamp 158584971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 158684971738SMark Haverkamp 158784971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 158884971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 158984971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 159084971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 159184971738SMark Haverkamp 1592bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 159384971738SMark Haverkamp fibptr, 159484971738SMark Haverkamp sizeof (*bus_info), 159584971738SMark Haverkamp FsaNormal, 159684971738SMark Haverkamp 1, 1, 159784971738SMark Haverkamp NULL, NULL); 159884971738SMark Haverkamp 159994cf6ba1SSalyzyn, Mark /* reasoned default */ 160094cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 160184971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 160284971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 160384971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 160484971738SMark Haverkamp } 160584971738SMark Haverkamp 16068c867b25SMark Haverkamp if (!dev->in_reset) { 160724f02e1dSSalyzyn, Mark char buffer[16]; 16081da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 16097c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 16101da177e4SLinus Torvalds dev->name, 16111da177e4SLinus Torvalds dev->id, 16121da177e4SLinus Torvalds tmp>>24, 16131da177e4SLinus Torvalds (tmp>>16)&0xff, 16141da177e4SLinus Torvalds tmp&0xff, 16157c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 16167c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 16177c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 16181da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 16191da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 16201da177e4SLinus Torvalds dev->name, dev->id, 16211da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 16221da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 16231da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 16241da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 16251da177e4SLinus Torvalds dev->name, dev->id, 16261da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 16271da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 162824f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1629ee959b00STony Jones if (aac_get_serial_number( 163024f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 163124f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 163224f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1633a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1634a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1635a45c863fSSalyzyn, Mark dev->name, dev->id, 1636a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1637a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1638a45c863fSSalyzyn, Mark } 16392f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 164029c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1641a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 164229c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 164329c97684SSalyzyn, Mark dev->name, dev->id); 164429c97684SSalyzyn, Mark } 16458c867b25SMark Haverkamp } 16461da177e4SLinus Torvalds 164795e852e1SSalyzyn, Mark dev->cache_protected = 0; 1648cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 1649cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 16501da177e4SLinus Torvalds dev->nondasd_support = 0; 16511da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 165295e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 16531da177e4SLinus Torvalds dev->nondasd_support = 1; 16541da177e4SLinus Torvalds 16551da177e4SLinus Torvalds /* 16561da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 16571da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 16581da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 16591da177e4SLinus Torvalds * additional changes changes will have to be made to support 16601da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 16611da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 16621da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 16631da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 16641da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 16651da177e4SLinus Torvalds */ 16661da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 16671da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 16681da177e4SLinus Torvalds dev->nondasd_support = 1; 16691da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 16701da177e4SLinus Torvalds } 16711da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 16721da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 16731da177e4SLinus Torvalds dev->name, dev->id); 16741da177e4SLinus Torvalds 167595e852e1SSalyzyn, Mark if (nondasd != -1) 16761da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 16772f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 16781da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 16791da177e4SLinus Torvalds 1680e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 1681d8e96507SLeubner, Achim dev->needs_dac = 1; 16821da177e4SLinus Torvalds dev->dac_support = 0; 1683d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 1684d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 16852f7ecc55SSalyzyn, Mark if (!dev->in_reset) 16862f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 16872f7ecc55SSalyzyn, Mark dev->name, dev->id); 16881da177e4SLinus Torvalds dev->dac_support = 1; 16891da177e4SLinus Torvalds } 16901da177e4SLinus Torvalds 16911da177e4SLinus Torvalds if(dacmode != -1) { 16921da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 16931da177e4SLinus Torvalds } 1694d8e96507SLeubner, Achim 1695d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 1696d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 1697d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 1698d8e96507SLeubner, Achim dev->nondasd_support = 0; 1699d8e96507SLeubner, Achim dev->jbod = 0; 1700d8e96507SLeubner, Achim expose_physicals = 0; 1701d8e96507SLeubner, Achim } 1702d8e96507SLeubner, Achim 17031da177e4SLinus Torvalds if(dev->dac_support != 0) { 17046a35528aSYang Hongyang if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && 17056a35528aSYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 17062f7ecc55SSalyzyn, Mark if (!dev->in_reset) 17071da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 17081da177e4SLinus Torvalds dev->name, dev->id); 1709284901a9SYang Hongyang } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && 1710284901a9SYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 17111da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 17121da177e4SLinus Torvalds dev->name, dev->id); 17131da177e4SLinus Torvalds dev->dac_support = 0; 17141da177e4SLinus Torvalds } else { 17151da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 17161da177e4SLinus Torvalds dev->name, dev->id); 17171da177e4SLinus Torvalds rcode = -ENOMEM; 17181da177e4SLinus Torvalds } 17191da177e4SLinus Torvalds } 17207c00ffa3SMark Haverkamp /* 1721e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1722e8f32de5SMark Haverkamp * interface. 17237c00ffa3SMark Haverkamp */ 1724e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 172594cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 172694cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 172794cf6ba1SSalyzyn, Mark : aac_scsi_64) 1728e8f32de5SMark Haverkamp : aac_scsi_32; 1729e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1730e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1731e8f32de5SMark Haverkamp ? aac_bounds_64 1732e8f32de5SMark Haverkamp : aac_bounds_32; 1733e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1734e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1735e8f32de5SMark Haverkamp } else { 1736e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 17377c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 17387c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 173963a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 174063a70eeaSMark Haverkamp sizeof(struct sgentry); 17417c00ffa3SMark Haverkamp if (dev->dac_support) { 1742e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1743e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 17447c00ffa3SMark Haverkamp /* 17457c00ffa3SMark Haverkamp * 38 scatter gather elements 17467c00ffa3SMark Haverkamp */ 17477c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 17487c00ffa3SMark Haverkamp (dev->max_fib_size - 17497c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 17507c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 175163a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 175263a70eeaSMark Haverkamp sizeof(struct sgentry64); 1753e8f32de5SMark Haverkamp } else { 1754e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1755e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 17567c00ffa3SMark Haverkamp } 17577c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 17587c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 17597c00ffa3SMark Haverkamp /* 17607c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 17617c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 17627c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 17637c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 17647c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 17657c00ffa3SMark Haverkamp * element. 17667c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 17677c00ffa3SMark Haverkamp */ 17687c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 17697c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 17707c00ffa3SMark Haverkamp } 17710e68c003SMark Haverkamp } 1772cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 1773cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1774bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1775bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1776cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 17771da177e4SLinus Torvalds 17781da177e4SLinus Torvalds return rcode; 17791da177e4SLinus Torvalds } 17801da177e4SLinus Torvalds 17811da177e4SLinus Torvalds 1782e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 17831da177e4SLinus Torvalds { 17841da177e4SLinus Torvalds struct aac_dev *dev; 17851da177e4SLinus Torvalds struct aac_read_reply *readreply; 17861da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 17871da177e4SLinus Torvalds u32 cid; 17881da177e4SLinus Torvalds 17891da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 17901da177e4SLinus Torvalds 179103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 179203d44337SMark Haverkamp return; 179303d44337SMark Haverkamp 17941a655040SSalyzyn, Mark dev = fibptr->dev; 1795e5718774SMark Haverkamp cid = scmd_id(scsicmd); 17961da177e4SLinus Torvalds 17977a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 17987a8cf29dSMark Haverkamp u64 lba; 17997a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 18007a8cf29dSMark Haverkamp case WRITE_6: 18017a8cf29dSMark Haverkamp case READ_6: 18027a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 18037a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 18047a8cf29dSMark Haverkamp break; 18057a8cf29dSMark Haverkamp case WRITE_16: 18067a8cf29dSMark Haverkamp case READ_16: 18077a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 18087a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 18097a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 18107a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 18117a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 18127a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 18137a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 18147a8cf29dSMark Haverkamp break; 18157a8cf29dSMark Haverkamp case WRITE_12: 18167a8cf29dSMark Haverkamp case READ_12: 18177a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 18187a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 18197a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 18207a8cf29dSMark Haverkamp break; 18217a8cf29dSMark Haverkamp default: 18227a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 18237a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 18247a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 18257a8cf29dSMark Haverkamp break; 18267a8cf29dSMark Haverkamp } 18277a8cf29dSMark Haverkamp printk(KERN_DEBUG 18287a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 18297a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 18307a8cf29dSMark Haverkamp } 18311da177e4SLinus Torvalds 1832125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 18331da177e4SLinus Torvalds 1834727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1835727eead6SFUJITA Tomonori 18361da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 1837655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 1838655d722cSMark Salyzyn case ST_OK: 1839655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1840655d722cSMark Salyzyn SAM_STAT_GOOD; 1841655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 1842655d722cSMark Salyzyn break; 1843655d722cSMark Salyzyn case ST_NOT_READY: 1844655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1845655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 1846655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 1847655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 1848655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1849655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1850655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 1851655d722cSMark Salyzyn break; 1852655d722cSMark Salyzyn default: 18537c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1854e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 18551da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 18567c00ffa3SMark Haverkamp #endif 1857655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1858655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 18598e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 18608e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 18618e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 18621da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 18633ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 18643ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1865655d722cSMark Salyzyn break; 18661da177e4SLinus Torvalds } 1867bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 18681da177e4SLinus Torvalds 18698e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 18701da177e4SLinus Torvalds } 18711da177e4SLinus Torvalds 18729e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 18731da177e4SLinus Torvalds { 18747a8cf29dSMark Haverkamp u64 lba; 18751da177e4SLinus Torvalds u32 count; 18761da177e4SLinus Torvalds int status; 18771da177e4SLinus Torvalds struct aac_dev *dev; 18781da177e4SLinus Torvalds struct fib * cmd_fibcontext; 1879da3cc679SRajashekhara, Mahesh int cid; 18801da177e4SLinus Torvalds 18811da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 18821da177e4SLinus Torvalds /* 18831da177e4SLinus Torvalds * Get block address and transfer length 18841da177e4SLinus Torvalds */ 18857a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 18867a8cf29dSMark Haverkamp case READ_6: 18879e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 18881da177e4SLinus Torvalds 18897a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 18907a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 18911da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 18921da177e4SLinus Torvalds 18931da177e4SLinus Torvalds if (count == 0) 18941da177e4SLinus Torvalds count = 256; 18957a8cf29dSMark Haverkamp break; 18967a8cf29dSMark Haverkamp case READ_16: 18979e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 18987a8cf29dSMark Haverkamp 18997a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 19007a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 19017a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 19027a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 19037a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 19047a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 19057a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 19067a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 19077a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 19087a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 19097a8cf29dSMark Haverkamp break; 19107a8cf29dSMark Haverkamp case READ_12: 19119e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 19127a8cf29dSMark Haverkamp 19137a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 19147a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 19157a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 19167a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 19177a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 19187a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 19197a8cf29dSMark Haverkamp break; 19207a8cf29dSMark Haverkamp default: 19219e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 19221da177e4SLinus Torvalds 19237a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 19247a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 19257a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 19261da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 19277a8cf29dSMark Haverkamp break; 19281da177e4SLinus Torvalds } 1929da3cc679SRajashekhara, Mahesh 1930da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 1931da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 1932da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1933da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1934da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 1935da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 1936da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 1937da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1938da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1939da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1940da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 1941da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 1942da3cc679SRajashekhara, Mahesh return 1; 1943da3cc679SRajashekhara, Mahesh } 1944da3cc679SRajashekhara, Mahesh 19457a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 19467c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1947e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 19487a8cf29dSMark Haverkamp return 0; 19491da177e4SLinus Torvalds /* 19501da177e4SLinus Torvalds * Alocate and initialize a Fib 19511da177e4SLinus Torvalds */ 19526bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 19531da177e4SLinus Torvalds 1954e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 19551da177e4SLinus Torvalds 19561da177e4SLinus Torvalds /* 19571da177e4SLinus Torvalds * Check that the command queued to the controller 19581da177e4SLinus Torvalds */ 195977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 196077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 19611da177e4SLinus Torvalds return 0; 196277d644d4SMark Haverkamp } 19631da177e4SLinus Torvalds 1964bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 19651da177e4SLinus Torvalds /* 19661da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 19671da177e4SLinus Torvalds */ 19681da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 19698e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1970bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1971bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 19721da177e4SLinus Torvalds return 0; 19731da177e4SLinus Torvalds } 19741da177e4SLinus Torvalds 19759e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 19761da177e4SLinus Torvalds { 19777a8cf29dSMark Haverkamp u64 lba; 19781da177e4SLinus Torvalds u32 count; 19799d399cc7SSalyzyn, Mark int fua; 19801da177e4SLinus Torvalds int status; 19811da177e4SLinus Torvalds struct aac_dev *dev; 19821da177e4SLinus Torvalds struct fib * cmd_fibcontext; 1983da3cc679SRajashekhara, Mahesh int cid; 19841da177e4SLinus Torvalds 19851da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 19861da177e4SLinus Torvalds /* 19871da177e4SLinus Torvalds * Get block address and transfer length 19881da177e4SLinus Torvalds */ 19891da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 19901da177e4SLinus Torvalds { 19911da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 19921da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 19931da177e4SLinus Torvalds if (count == 0) 19941da177e4SLinus Torvalds count = 256; 19959d399cc7SSalyzyn, Mark fua = 0; 19967a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 19979e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 19987a8cf29dSMark Haverkamp 19997a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 20007a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 20017a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 20027a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 20037a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 20047a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 20057a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 20067a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 20077a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 20089d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 20097a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 20109e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 20117a8cf29dSMark Haverkamp 20127a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 20137a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 20147a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 20157a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 20169d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 20171da177e4SLinus Torvalds } else { 20189e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 20197a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 20201da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 20219d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 20221da177e4SLinus Torvalds } 2023da3cc679SRajashekhara, Mahesh 2024da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 2025da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 2026da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 2027da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2028da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 2029da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 2030da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 2031da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 2032da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2033da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2034da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 2035da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 2036da3cc679SRajashekhara, Mahesh return 1; 2037da3cc679SRajashekhara, Mahesh } 2038da3cc679SRajashekhara, Mahesh 20397a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 20401da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 2041e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 20427a8cf29dSMark Haverkamp return 0; 20431da177e4SLinus Torvalds /* 20441da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 20451da177e4SLinus Torvalds */ 20466bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 20471da177e4SLinus Torvalds 20489d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 20491da177e4SLinus Torvalds 20501da177e4SLinus Torvalds /* 20511da177e4SLinus Torvalds * Check that the command queued to the controller 20521da177e4SLinus Torvalds */ 205377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 205477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 20551da177e4SLinus Torvalds return 0; 20561da177e4SLinus Torvalds } 20571da177e4SLinus Torvalds 2058bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 20591da177e4SLinus Torvalds /* 20601da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 20611da177e4SLinus Torvalds */ 20621da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 20638e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 20641da177e4SLinus Torvalds 2065bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2066bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 20671da177e4SLinus Torvalds return 0; 20681da177e4SLinus Torvalds } 20691da177e4SLinus Torvalds 20701da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 20711da177e4SLinus Torvalds { 20721da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 20731da177e4SLinus Torvalds struct scsi_cmnd *cmd; 20741da177e4SLinus Torvalds 20751da177e4SLinus Torvalds cmd = context; 20761da177e4SLinus Torvalds 207703d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 207803d44337SMark Haverkamp return; 207903d44337SMark Haverkamp 20801da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 20811da177e4SLinus Torvalds smp_processor_id(), jiffies)); 20821da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 20831da177e4SLinus Torvalds 20841da177e4SLinus Torvalds 20851da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 20861da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 20871da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 20881da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20891da177e4SLinus Torvalds else { 20901da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 20911a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 2092e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 20931da177e4SLinus Torvalds printk(KERN_WARNING 20941da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 20951da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 20961da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 20971da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 20988e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 20998e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 21008e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 21011da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 2102b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 2103b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 21041da177e4SLinus Torvalds } 21051da177e4SLinus Torvalds 2106bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2107bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 21088e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 21091da177e4SLinus Torvalds } 21101da177e4SLinus Torvalds 21119e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 21121da177e4SLinus Torvalds { 21131da177e4SLinus Torvalds int status; 21141da177e4SLinus Torvalds struct fib *cmd_fibcontext; 21151da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 21161da177e4SLinus Torvalds struct scsi_cmnd *cmd; 21171da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 21181da177e4SLinus Torvalds int active = 0; 211990ee3466SMark Haverkamp struct aac_dev *aac; 2120b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 2121b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 2122b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 21231da177e4SLinus Torvalds unsigned long flags; 21241da177e4SLinus Torvalds 21251da177e4SLinus Torvalds /* 212677d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 212777d644d4SMark Haverkamp * specific target (block). 21281da177e4SLinus Torvalds */ 21291da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 21301da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 2131b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 2132b90f90d2SSalyzyn, Mark u64 cmnd_lba; 2133b90f90d2SSalyzyn, Mark u32 cmnd_count; 2134b90f90d2SSalyzyn, Mark 2135b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 2136b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 2137b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 2138b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 2139b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 2140b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 2141b90f90d2SSalyzyn, Mark cmnd_count = 256; 2142b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 2143b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 2144b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 2145b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 2146b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 2147b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 2148b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2149b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2150b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2151b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 2152b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 2153b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 2154b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 2155b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 2156b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2157b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2158b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2159b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2160b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 2161b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 2162b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 2163b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 2164b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 2165b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 2166b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 2167b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 2168b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 2169b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 2170b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 2171b90f90d2SSalyzyn, Mark } else 2172b90f90d2SSalyzyn, Mark continue; 2173b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 2174b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 2175b90f90d2SSalyzyn, Mark continue; 21761da177e4SLinus Torvalds ++active; 21771da177e4SLinus Torvalds break; 21781da177e4SLinus Torvalds } 21791da177e4SLinus Torvalds 21801da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 21811da177e4SLinus Torvalds 21821da177e4SLinus Torvalds /* 21831da177e4SLinus Torvalds * Yield the processor (requeue for later) 21841da177e4SLinus Torvalds */ 21851da177e4SLinus Torvalds if (active) 21861da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 21871da177e4SLinus Torvalds 2188f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 21898c867b25SMark Haverkamp if (aac->in_reset) 21908c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 21918c867b25SMark Haverkamp 21921da177e4SLinus Torvalds /* 21937c00ffa3SMark Haverkamp * Allocate and initialize a Fib 21941da177e4SLinus Torvalds */ 219590ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 21961da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 21971da177e4SLinus Torvalds 2198bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 21991da177e4SLinus Torvalds 22001da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 22011da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 22021da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 22039e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 22041da177e4SLinus Torvalds synchronizecmd->count = 22051da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 22061da177e4SLinus Torvalds 22071da177e4SLinus Torvalds /* 22081da177e4SLinus Torvalds * Now send the Fib to the adapter 22091da177e4SLinus Torvalds */ 2210bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 22111da177e4SLinus Torvalds cmd_fibcontext, 22121da177e4SLinus Torvalds sizeof(struct aac_synchronize), 22131da177e4SLinus Torvalds FsaNormal, 22141da177e4SLinus Torvalds 0, 1, 22151da177e4SLinus Torvalds (fib_callback)synchronize_callback, 22161da177e4SLinus Torvalds (void *)scsicmd); 22171da177e4SLinus Torvalds 22181da177e4SLinus Torvalds /* 22191da177e4SLinus Torvalds * Check that the command queued to the controller 22201da177e4SLinus Torvalds */ 222177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 222277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 22231da177e4SLinus Torvalds return 0; 222477d644d4SMark Haverkamp } 22251da177e4SLinus Torvalds 22261da177e4SLinus Torvalds printk(KERN_WARNING 2227bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 2228bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2229bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 22301da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 22311da177e4SLinus Torvalds } 22321da177e4SLinus Torvalds 2233655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 2234655d722cSMark Salyzyn { 2235655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 2236655d722cSMark Salyzyn 2237655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 2238655d722cSMark Salyzyn return; 2239655d722cSMark Salyzyn 2240655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 2241655d722cSMark Salyzyn 2242655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 2243655d722cSMark Salyzyn 2244655d722cSMark Salyzyn aac_fib_complete(fibptr); 2245655d722cSMark Salyzyn aac_fib_free(fibptr); 2246655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2247655d722cSMark Salyzyn } 2248655d722cSMark Salyzyn 2249655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 2250655d722cSMark Salyzyn { 2251655d722cSMark Salyzyn int status; 2252655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2253655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2254655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2255655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2256655d722cSMark Salyzyn 2257655d722cSMark Salyzyn if (!(aac->supplement_adapter_info.SupportedOptions2 & 2258655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2259655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2260655d722cSMark Salyzyn SAM_STAT_GOOD; 2261655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2262655d722cSMark Salyzyn return 0; 2263655d722cSMark Salyzyn } 2264655d722cSMark Salyzyn 2265655d722cSMark Salyzyn if (aac->in_reset) 2266655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2267655d722cSMark Salyzyn 2268655d722cSMark Salyzyn /* 2269655d722cSMark Salyzyn * Allocate and initialize a Fib 2270655d722cSMark Salyzyn */ 22716bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(aac, scsicmd); 2272655d722cSMark Salyzyn 2273655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2274655d722cSMark Salyzyn 2275655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2276655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2277655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2278655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2279655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2280655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2281655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2282655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2283655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2284655d722cSMark Salyzyn 2285655d722cSMark Salyzyn /* 2286655d722cSMark Salyzyn * Now send the Fib to the adapter 2287655d722cSMark Salyzyn */ 2288655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2289655d722cSMark Salyzyn cmd_fibcontext, 2290655d722cSMark Salyzyn sizeof(struct aac_power_management), 2291655d722cSMark Salyzyn FsaNormal, 2292655d722cSMark Salyzyn 0, 1, 2293655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2294655d722cSMark Salyzyn (void *)scsicmd); 2295655d722cSMark Salyzyn 2296655d722cSMark Salyzyn /* 2297655d722cSMark Salyzyn * Check that the command queued to the controller 2298655d722cSMark Salyzyn */ 2299655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2300655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2301655d722cSMark Salyzyn return 0; 2302655d722cSMark Salyzyn } 2303655d722cSMark Salyzyn 2304655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2305655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2306655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2307655d722cSMark Salyzyn } 2308655d722cSMark Salyzyn 23091da177e4SLinus Torvalds /** 23101da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 23111da177e4SLinus Torvalds * @scsicmd: SCSI command block 23121da177e4SLinus Torvalds * 23131da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 23141da177e4SLinus Torvalds * aacraid firmware. 23151da177e4SLinus Torvalds */ 23161da177e4SLinus Torvalds 23171da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 23181da177e4SLinus Torvalds { 23191a655040SSalyzyn, Mark u32 cid; 23201da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 23211da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 23221da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 23231da177e4SLinus Torvalds 232490ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 232590ee3466SMark Haverkamp return -1; 23261da177e4SLinus Torvalds /* 23271da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 23281da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 23291da177e4SLinus Torvalds * itself. 23301da177e4SLinus Torvalds */ 23311a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 23321a655040SSalyzyn, Mark if (cid != host->this_id) { 23331a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 23341a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2335e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 23361da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23371da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23381da177e4SLinus Torvalds return 0; 23391da177e4SLinus Torvalds } 23401da177e4SLinus Torvalds 23411da177e4SLinus Torvalds /* 23421da177e4SLinus Torvalds * If the target container doesn't exist, it may have 23431da177e4SLinus Torvalds * been newly created 23441da177e4SLinus Torvalds */ 2345655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2346655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2347655d722cSMark Salyzyn NOT_READY)) { 23481da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 2349eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 23507a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 23517a8cf29dSMark Haverkamp !(dev->raw_io_64) || 23527a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 23537a8cf29dSMark Haverkamp break; 23541da177e4SLinus Torvalds case INQUIRY: 23551da177e4SLinus Torvalds case READ_CAPACITY: 23561da177e4SLinus Torvalds case TEST_UNIT_READY: 23578c867b25SMark Haverkamp if (dev->in_reset) 23588c867b25SMark Haverkamp return -1; 2359fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2360fe76df42SMark Haverkamp aac_probe_container_callback2); 23611da177e4SLinus Torvalds default: 23621da177e4SLinus Torvalds break; 23631da177e4SLinus Torvalds } 23641da177e4SLinus Torvalds } 23651da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2366cb1042f2SSalyzyn, Mark if (dev->nondasd_support || expose_physicals || 2367cb1042f2SSalyzyn, Mark dev->jbod) { 23688c867b25SMark Haverkamp if (dev->in_reset) 23698c867b25SMark Haverkamp return -1; 23701da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 23711da177e4SLinus Torvalds } else { 23721da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23731da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23741da177e4SLinus Torvalds return 0; 23751da177e4SLinus Torvalds } 23761da177e4SLinus Torvalds } 23771da177e4SLinus Torvalds } 23781da177e4SLinus Torvalds /* 23791da177e4SLinus Torvalds * else Command for the controller itself 23801da177e4SLinus Torvalds */ 23811da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 23821da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 23831da177e4SLinus Torvalds { 23841da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 23851da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 23868e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 23878e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 23888e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 23891da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 23903ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 23913ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 23921da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23931da177e4SLinus Torvalds return 0; 23941da177e4SLinus Torvalds } 23951da177e4SLinus Torvalds 23961da177e4SLinus Torvalds 23971da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 23981da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 23991da177e4SLinus Torvalds case INQUIRY: 24001da177e4SLinus Torvalds { 24013b2946ccSMark Haverkamp struct inquiry_data inq_data; 24021da177e4SLinus Torvalds 24031a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 24043b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 24051da177e4SLinus Torvalds 2406d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 240788e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 240888e2f98eSSalyzyn, Mark 240988e2f98eSSalyzyn, Mark /* EVPD bit set */ 241088e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 241188e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 241288e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 241388e2f98eSSalyzyn, Mark /* supported vital product data pages */ 24145d910649SMahesh Rajashekhara arr[3] = 3; 241588e2f98eSSalyzyn, Mark arr[4] = 0x0; 241688e2f98eSSalyzyn, Mark arr[5] = 0x80; 24175d910649SMahesh Rajashekhara arr[6] = 0x83; 241888e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2419d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 242088e2f98eSSalyzyn, Mark sizeof(inq_data)); 242188e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 242288e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 242388e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 242488e2f98eSSalyzyn, Mark /* unit serial number page */ 242588e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 242688e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 242788e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2428d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 242988e2f98eSSalyzyn, Mark sizeof(inq_data)); 2430d8e96507SLeubner, Achim if (aac_wwn != 2) 2431d8e96507SLeubner, Achim return aac_get_container_serial( 2432d8e96507SLeubner, Achim scsicmd); 24335d910649SMahesh Rajashekhara scsicmd->result = DID_OK << 16 | 24345d910649SMahesh Rajashekhara COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24355d910649SMahesh Rajashekhara } else if (scsicmd->cmnd[2] == 0x83) { 24365d910649SMahesh Rajashekhara /* vpd page 0x83 - Device Identification Page */ 24375d910649SMahesh Rajashekhara char *sno = (char *)&inq_data; 24385d910649SMahesh Rajashekhara sno[3] = setinqserial(dev, &sno[4], 24395d910649SMahesh Rajashekhara scmd_id(scsicmd)); 24405d910649SMahesh Rajashekhara if (aac_wwn != 2) 24415d910649SMahesh Rajashekhara return aac_get_container_serial( 24425d910649SMahesh Rajashekhara scsicmd); 2443d8e96507SLeubner, Achim scsicmd->result = DID_OK << 16 | 2444d8e96507SLeubner, Achim COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 244588e2f98eSSalyzyn, Mark } else { 244688e2f98eSSalyzyn, Mark /* vpd page not implemented */ 244788e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 244888e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 244988e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 24508e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24518e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 24528e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 245388e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 245488e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 24553ace426fSSalyzyn, Mark min_t(size_t, 24563ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 24573ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 245888e2f98eSSalyzyn, Mark } 245988e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 246088e2f98eSSalyzyn, Mark return 0; 246188e2f98eSSalyzyn, Mark } 24623b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 24633b2946ccSMark 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 */ 24643b2946ccSMark Haverkamp inq_data.inqd_len = 31; 24651da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 24663b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 24671da177e4SLinus Torvalds /* 24681da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 24691da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 24701da177e4SLinus Torvalds */ 24711a655040SSalyzyn, Mark if (cid == host->this_id) { 24726391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 24733b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2474d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2475d4345028SFUJITA Tomonori sizeof(inq_data)); 24761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24771da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 24781da177e4SLinus Torvalds return 0; 24791da177e4SLinus Torvalds } 24808c867b25SMark Haverkamp if (dev->in_reset) 24818c867b25SMark Haverkamp return -1; 2482794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 24833b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2484d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 24859e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 24861da177e4SLinus Torvalds } 2487eb846d9fSHannes Reinecke case SERVICE_ACTION_IN_16: 24887a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 24897a8cf29dSMark Haverkamp !(dev->raw_io_64) || 24907a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 24917a8cf29dSMark Haverkamp break; 24927a8cf29dSMark Haverkamp { 24937a8cf29dSMark Haverkamp u64 capacity; 249407ce5ebaSMark Haverkamp char cp[13]; 2495b271f1c8SFUJITA Tomonori unsigned int alloc_len; 24967a8cf29dSMark Haverkamp 24977a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 24987a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 24997a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 25007a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 25017a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 25027a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 25037a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 25047a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 25057a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 25067a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 2507b836439fSMahesh Rajashekhara cp[8] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2508b836439fSMahesh Rajashekhara cp[9] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2509b836439fSMahesh Rajashekhara cp[10] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2510b836439fSMahesh Rajashekhara cp[11] = (fsa_dev_ptr[cid].block_size) & 0xff; 251107ce5ebaSMark Haverkamp cp[12] = 0; 251207ce5ebaSMark Haverkamp 2513b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2514b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2515b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2516b271f1c8SFUJITA Tomonori 2517b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2518d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2519b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2520b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2521b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 25227a8cf29dSMark Haverkamp 25237a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 25247a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 25257a8cf29dSMark Haverkamp 25267a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 25277a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 25287a8cf29dSMark Haverkamp 25297a8cf29dSMark Haverkamp return 0; 25307a8cf29dSMark Haverkamp } 25317a8cf29dSMark Haverkamp 25321da177e4SLinus Torvalds case READ_CAPACITY: 25331da177e4SLinus Torvalds { 25341da177e4SLinus Torvalds u32 capacity; 25353b2946ccSMark Haverkamp char cp[8]; 25361da177e4SLinus Torvalds 25371da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 25387a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 25391da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 25401da177e4SLinus Torvalds else 25411da177e4SLinus Torvalds capacity = (u32)-1; 25423b2946ccSMark Haverkamp 25431da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 25441da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 25451da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 25461da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 2547b836439fSMahesh Rajashekhara cp[4] = (fsa_dev_ptr[cid].block_size >> 24) & 0xff; 2548b836439fSMahesh Rajashekhara cp[5] = (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2549b836439fSMahesh Rajashekhara cp[6] = (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2550b836439fSMahesh Rajashekhara cp[7] = (fsa_dev_ptr[cid].block_size) & 0xff; 2551d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 25527a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 25537a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2554655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2555655d722cSMark Salyzyn SAM_STAT_GOOD; 25561da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 25571da177e4SLinus Torvalds 25581da177e4SLinus Torvalds return 0; 25591da177e4SLinus Torvalds } 25601da177e4SLinus Torvalds 25611da177e4SLinus Torvalds case MODE_SENSE: 25621da177e4SLinus Torvalds { 25639d399cc7SSalyzyn, Mark int mode_buf_length = 4; 2564b836439fSMahesh Rajashekhara u32 capacity; 2565b836439fSMahesh Rajashekhara aac_modep_data mpd; 2566b836439fSMahesh Rajashekhara 2567b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2568b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2569b836439fSMahesh Rajashekhara else 2570b836439fSMahesh Rajashekhara capacity = (u32)-1; 25711da177e4SLinus Torvalds 25721da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 2573b836439fSMahesh Rajashekhara memset((char *)&mpd, 0, sizeof(aac_modep_data)); 2574b836439fSMahesh Rajashekhara 2575b836439fSMahesh Rajashekhara /* Mode data length */ 2576b836439fSMahesh Rajashekhara mpd.hd.data_length = sizeof(mpd.hd) - 1; 2577b836439fSMahesh Rajashekhara /* Medium type - default */ 2578b836439fSMahesh Rajashekhara mpd.hd.med_type = 0; 2579b836439fSMahesh Rajashekhara /* Device-specific param, 25809d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 25819d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2582b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0; 2583b836439fSMahesh Rajashekhara 258495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2585b836439fSMahesh Rajashekhara mpd.hd.dev_par = 0x10; 2586b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) 2587b836439fSMahesh Rajashekhara mpd.hd.bd_length = 0; /* Block descriptor length */ 2588b836439fSMahesh Rajashekhara else { 2589b836439fSMahesh Rajashekhara mpd.hd.bd_length = sizeof(mpd.bd); 2590b836439fSMahesh Rajashekhara mpd.hd.data_length += mpd.hd.bd_length; 2591b836439fSMahesh Rajashekhara mpd.bd.block_length[0] = 2592b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2593b836439fSMahesh Rajashekhara mpd.bd.block_length[1] = 2594b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2595b836439fSMahesh Rajashekhara mpd.bd.block_length[2] = 2596b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 25975d910649SMahesh Rajashekhara 25985d910649SMahesh Rajashekhara mpd.mpc_buf[0] = scsicmd->cmnd[2]; 25995d910649SMahesh Rajashekhara if (scsicmd->cmnd[2] == 0x1C) { 26005d910649SMahesh Rajashekhara /* page length */ 26015d910649SMahesh Rajashekhara mpd.mpc_buf[1] = 0xa; 26025d910649SMahesh Rajashekhara /* Mode data length */ 26035d910649SMahesh Rajashekhara mpd.hd.data_length = 23; 26045d910649SMahesh Rajashekhara } else { 26055d910649SMahesh Rajashekhara /* Mode data length */ 26065d910649SMahesh Rajashekhara mpd.hd.data_length = 15; 26075d910649SMahesh Rajashekhara } 26085d910649SMahesh Rajashekhara 2609b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 2610b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = 0xff; 2611b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = 0xff; 2612b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = 0xff; 2613b836439fSMahesh Rajashekhara } else { 2614b836439fSMahesh Rajashekhara mpd.bd.block_count[0] = (capacity >> 16) & 0xff; 2615b836439fSMahesh Rajashekhara mpd.bd.block_count[1] = (capacity >> 8) & 0xff; 2616b836439fSMahesh Rajashekhara mpd.bd.block_count[2] = capacity & 0xff; 2617b836439fSMahesh Rajashekhara } 2618b836439fSMahesh Rajashekhara } 26199d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 26209d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 2621b836439fSMahesh Rajashekhara mpd.hd.data_length += 3; 2622b836439fSMahesh Rajashekhara mpd.mpc_buf[0] = 8; 2623b836439fSMahesh Rajashekhara mpd.mpc_buf[1] = 1; 2624b836439fSMahesh Rajashekhara mpd.mpc_buf[2] = ((aac_cache & 6) == 2) 262595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 2626b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd); 26275d910649SMahesh Rajashekhara } 26285d910649SMahesh Rajashekhara 26299d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 26309d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 26315d910649SMahesh Rajashekhara else 26325d910649SMahesh Rajashekhara mode_buf_length = sizeof(mpd); 2633b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 2634b836439fSMahesh Rajashekhara (char *)&mpd, 2635b836439fSMahesh Rajashekhara mode_buf_length); 26361da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 26371da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 26381da177e4SLinus Torvalds 26391da177e4SLinus Torvalds return 0; 26401da177e4SLinus Torvalds } 26411da177e4SLinus Torvalds case MODE_SENSE_10: 26421da177e4SLinus Torvalds { 2643b836439fSMahesh Rajashekhara u32 capacity; 26449d399cc7SSalyzyn, Mark int mode_buf_length = 8; 2645b836439fSMahesh Rajashekhara aac_modep10_data mpd10; 2646b836439fSMahesh Rajashekhara 2647b836439fSMahesh Rajashekhara if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 2648b836439fSMahesh Rajashekhara capacity = fsa_dev_ptr[cid].size - 1; 2649b836439fSMahesh Rajashekhara else 2650b836439fSMahesh Rajashekhara capacity = (u32)-1; 26511da177e4SLinus Torvalds 26521da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 2653b836439fSMahesh Rajashekhara memset((char *)&mpd10, 0, sizeof(aac_modep10_data)); 2654b836439fSMahesh Rajashekhara /* Mode data length (MSB) */ 2655b836439fSMahesh Rajashekhara mpd10.hd.data_length[0] = 0; 2656b836439fSMahesh Rajashekhara /* Mode data length (LSB) */ 2657b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] = sizeof(mpd10.hd) - 1; 2658b836439fSMahesh Rajashekhara /* Medium type - default */ 2659b836439fSMahesh Rajashekhara mpd10.hd.med_type = 0; 2660b836439fSMahesh Rajashekhara /* Device-specific param, 26619d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 26629d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 2663b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0; 2664b836439fSMahesh Rajashekhara 266595e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 2666b836439fSMahesh Rajashekhara mpd10.hd.dev_par = 0x10; 2667b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[0] = 0; /* reserved */ 2668b836439fSMahesh Rajashekhara mpd10.hd.rsrvd[1] = 0; /* reserved */ 2669b836439fSMahesh Rajashekhara if (scsicmd->cmnd[1] & 0x8) { 2670b836439fSMahesh Rajashekhara /* Block descriptor length (MSB) */ 2671b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 2672b836439fSMahesh Rajashekhara /* Block descriptor length (LSB) */ 2673b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = 0; 2674b836439fSMahesh Rajashekhara } else { 2675b836439fSMahesh Rajashekhara mpd10.hd.bd_length[0] = 0; 2676b836439fSMahesh Rajashekhara mpd10.hd.bd_length[1] = sizeof(mpd10.bd); 2677b836439fSMahesh Rajashekhara 2678b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += mpd10.hd.bd_length[1]; 2679b836439fSMahesh Rajashekhara 2680b836439fSMahesh Rajashekhara mpd10.bd.block_length[0] = 2681b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 16) & 0xff; 2682b836439fSMahesh Rajashekhara mpd10.bd.block_length[1] = 2683b836439fSMahesh Rajashekhara (fsa_dev_ptr[cid].block_size >> 8) & 0xff; 2684b836439fSMahesh Rajashekhara mpd10.bd.block_length[2] = 2685b836439fSMahesh Rajashekhara fsa_dev_ptr[cid].block_size & 0xff; 2686b836439fSMahesh Rajashekhara 2687b836439fSMahesh Rajashekhara if (capacity > 0xffffff) { 2688b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 0xff; 2689b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 0xff; 2690b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 0xff; 2691b836439fSMahesh Rajashekhara } else { 2692b836439fSMahesh Rajashekhara mpd10.bd.block_count[0] = 2693b836439fSMahesh Rajashekhara (capacity >> 16) & 0xff; 2694b836439fSMahesh Rajashekhara mpd10.bd.block_count[1] = 2695b836439fSMahesh Rajashekhara (capacity >> 8) & 0xff; 2696b836439fSMahesh Rajashekhara mpd10.bd.block_count[2] = 2697b836439fSMahesh Rajashekhara capacity & 0xff; 2698b836439fSMahesh Rajashekhara } 2699b836439fSMahesh Rajashekhara } 27009d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 27019d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 2702b836439fSMahesh Rajashekhara mpd10.hd.data_length[1] += 3; 2703b836439fSMahesh Rajashekhara mpd10.mpc_buf[0] = 8; 2704b836439fSMahesh Rajashekhara mpd10.mpc_buf[1] = 1; 2705b836439fSMahesh Rajashekhara mpd10.mpc_buf[2] = ((aac_cache & 6) == 2) 270695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 2707b836439fSMahesh Rajashekhara mode_buf_length = sizeof(mpd10); 27089d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 27099d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 27109d399cc7SSalyzyn, Mark } 2711b836439fSMahesh Rajashekhara scsi_sg_copy_from_buffer(scsicmd, 2712b836439fSMahesh Rajashekhara (char *)&mpd10, 2713b836439fSMahesh Rajashekhara mode_buf_length); 27141da177e4SLinus Torvalds 27151da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 27161da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27171da177e4SLinus Torvalds 27181da177e4SLinus Torvalds return 0; 27191da177e4SLinus Torvalds } 27201da177e4SLinus Torvalds case REQUEST_SENSE: 27211da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 27221da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 27231da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 27241da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 27251da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27261da177e4SLinus Torvalds return 0; 27271da177e4SLinus Torvalds 27281da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 27291da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 27301da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 27311da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 27321da177e4SLinus Torvalds else 27331da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 27341da177e4SLinus Torvalds 27351da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 27361da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27371da177e4SLinus Torvalds return 0; 27381da177e4SLinus Torvalds /* 27391da177e4SLinus Torvalds * These commands are all No-Ops 27401da177e4SLinus Torvalds */ 27411da177e4SLinus Torvalds case TEST_UNIT_READY: 2742655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 2743655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2744655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2745655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 2746655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 2747655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 2748655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 2749655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 2750655d722cSMark Salyzyn min_t(size_t, 2751655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 2752655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2753655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2754655d722cSMark Salyzyn return 0; 2755655d722cSMark Salyzyn } 2756655d722cSMark Salyzyn /* FALLTHRU */ 27571da177e4SLinus Torvalds case RESERVE: 27581da177e4SLinus Torvalds case RELEASE: 27591da177e4SLinus Torvalds case REZERO_UNIT: 27601da177e4SLinus Torvalds case REASSIGN_BLOCKS: 27611da177e4SLinus Torvalds case SEEK_10: 27621da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 27631da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27641da177e4SLinus Torvalds return 0; 2765655d722cSMark Salyzyn 2766655d722cSMark Salyzyn case START_STOP: 2767655d722cSMark Salyzyn return aac_start_stop(scsicmd); 27681da177e4SLinus Torvalds } 27691da177e4SLinus Torvalds 27701da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 27711da177e4SLinus Torvalds { 27721da177e4SLinus Torvalds case READ_6: 27731da177e4SLinus Torvalds case READ_10: 27747a8cf29dSMark Haverkamp case READ_12: 27757a8cf29dSMark Haverkamp case READ_16: 27768c867b25SMark Haverkamp if (dev->in_reset) 27778c867b25SMark Haverkamp return -1; 27781da177e4SLinus Torvalds /* 27791da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 27801da177e4SLinus Torvalds * corresponds to a container. Needed to convert 27811da177e4SLinus Torvalds * containers to /dev/sd device names 27821da177e4SLinus Torvalds */ 27831da177e4SLinus Torvalds 27841da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 27857a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 27861da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 27877a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 27887a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 278977d644d4SMark Haverkamp 27909e7c349cSMark Haverkamp return aac_read(scsicmd); 27911da177e4SLinus Torvalds 27921da177e4SLinus Torvalds case WRITE_6: 27931da177e4SLinus Torvalds case WRITE_10: 27947a8cf29dSMark Haverkamp case WRITE_12: 27957a8cf29dSMark Haverkamp case WRITE_16: 27968c867b25SMark Haverkamp if (dev->in_reset) 27978c867b25SMark Haverkamp return -1; 27989e7c349cSMark Haverkamp return aac_write(scsicmd); 27991da177e4SLinus Torvalds 28001da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 280195e852e1SSalyzyn, Mark if (((aac_cache & 6) == 6) && dev->cache_protected) { 280295e852e1SSalyzyn, Mark scsicmd->result = DID_OK << 16 | 280395e852e1SSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 280495e852e1SSalyzyn, Mark scsicmd->scsi_done(scsicmd); 280595e852e1SSalyzyn, Mark return 0; 280695e852e1SSalyzyn, Mark } 28071da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 280895e852e1SSalyzyn, Mark if ((aac_cache & 6) != 2) 28099e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 281095e852e1SSalyzyn, Mark /* FALLTHRU */ 28111da177e4SLinus Torvalds default: 28121da177e4SLinus Torvalds /* 28131da177e4SLinus Torvalds * Unhandled commands 28141da177e4SLinus Torvalds */ 28157c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 28161da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 28178e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 28181da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 28198e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 28201da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 28213ace426fSSalyzyn, Mark min_t(size_t, 28223ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 28233ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 28241da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 28251da177e4SLinus Torvalds return 0; 28261da177e4SLinus Torvalds } 28271da177e4SLinus Torvalds } 28281da177e4SLinus Torvalds 28291da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 28301da177e4SLinus Torvalds { 28311da177e4SLinus Torvalds struct aac_query_disk qd; 28321da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 28331da177e4SLinus Torvalds 28341da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 283590ee3466SMark Haverkamp if (!fsa_dev_ptr) 283665101355SMark Haverkamp return -EBUSY; 28371da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 28381da177e4SLinus Torvalds return -EFAULT; 28391da177e4SLinus Torvalds if (qd.cnum == -1) 2840e5718774SMark Haverkamp qd.cnum = qd.id; 28411da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 28421da177e4SLinus Torvalds { 28431da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 28441da177e4SLinus Torvalds return -EINVAL; 28451da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 28461da177e4SLinus Torvalds qd.bus = 0; 28471da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 28481da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 28491da177e4SLinus Torvalds } 28501da177e4SLinus Torvalds else return -EINVAL; 28511da177e4SLinus Torvalds 2852fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 28531da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 28541da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 28551da177e4SLinus Torvalds 28561da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 28571da177e4SLinus Torvalds qd.unmapped = 1; 28581da177e4SLinus Torvalds else 28591da177e4SLinus Torvalds qd.unmapped = 0; 28601da177e4SLinus Torvalds 28611da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 28621da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 28631da177e4SLinus Torvalds 28641da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 28651da177e4SLinus Torvalds return -EFAULT; 28661da177e4SLinus Torvalds return 0; 28671da177e4SLinus Torvalds } 28681da177e4SLinus Torvalds 28691da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 28701da177e4SLinus Torvalds { 28711da177e4SLinus Torvalds struct aac_delete_disk dd; 28721da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 28731da177e4SLinus Torvalds 28741da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 287565101355SMark Haverkamp if (!fsa_dev_ptr) 287665101355SMark Haverkamp return -EBUSY; 28771da177e4SLinus Torvalds 28781da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 28791da177e4SLinus Torvalds return -EFAULT; 28801da177e4SLinus Torvalds 28811da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 28821da177e4SLinus Torvalds return -EINVAL; 28831da177e4SLinus Torvalds /* 28841da177e4SLinus Torvalds * Mark this container as being deleted. 28851da177e4SLinus Torvalds */ 28861da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 28871da177e4SLinus Torvalds /* 28881da177e4SLinus Torvalds * Mark the container as no longer valid 28891da177e4SLinus Torvalds */ 28901da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 28911da177e4SLinus Torvalds return 0; 28921da177e4SLinus Torvalds } 28931da177e4SLinus Torvalds 28941da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 28951da177e4SLinus Torvalds { 28961da177e4SLinus Torvalds struct aac_delete_disk dd; 28971da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 28981da177e4SLinus Torvalds 28991da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 290090ee3466SMark Haverkamp if (!fsa_dev_ptr) 290165101355SMark Haverkamp return -EBUSY; 29021da177e4SLinus Torvalds 29031da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 29041da177e4SLinus Torvalds return -EFAULT; 29051da177e4SLinus Torvalds 29061da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 29071da177e4SLinus Torvalds return -EINVAL; 29081da177e4SLinus Torvalds /* 29091da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 29101da177e4SLinus Torvalds */ 29111da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 29121da177e4SLinus Torvalds return -EBUSY; 29131da177e4SLinus Torvalds else { 29141da177e4SLinus Torvalds /* 29151da177e4SLinus Torvalds * Mark the container as no longer being valid. 29161da177e4SLinus Torvalds */ 29171da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 29181da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 29191da177e4SLinus Torvalds return 0; 29201da177e4SLinus Torvalds } 29211da177e4SLinus Torvalds } 29221da177e4SLinus Torvalds 29231da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 29241da177e4SLinus Torvalds { 29251da177e4SLinus Torvalds switch (cmd) { 29261da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 29271da177e4SLinus Torvalds return query_disk(dev, arg); 29281da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 29291da177e4SLinus Torvalds return delete_disk(dev, arg); 29301da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 29311da177e4SLinus Torvalds return force_delete_disk(dev, arg); 29321da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 29331da177e4SLinus Torvalds return aac_get_containers(dev); 29341da177e4SLinus Torvalds default: 29351da177e4SLinus Torvalds return -ENOTTY; 29361da177e4SLinus Torvalds } 29371da177e4SLinus Torvalds } 29381da177e4SLinus Torvalds 29391da177e4SLinus Torvalds /** 29401da177e4SLinus Torvalds * 29411da177e4SLinus Torvalds * aac_srb_callback 29421da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 29431da177e4SLinus Torvalds * @fibptr: pointer to the fib 29441da177e4SLinus Torvalds * 29451da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 29461da177e4SLinus Torvalds * 29471da177e4SLinus Torvalds */ 29481da177e4SLinus Torvalds 29491da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 29501da177e4SLinus Torvalds { 29511da177e4SLinus Torvalds struct aac_dev *dev; 29521da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 29531da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 29541da177e4SLinus Torvalds 29551da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 295603d44337SMark Haverkamp 295703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 295803d44337SMark Haverkamp return; 295903d44337SMark Haverkamp 2960125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 29611a655040SSalyzyn, Mark dev = fibptr->dev; 29621a655040SSalyzyn, Mark 296355b87608SMahesh Rajashekhara scsi_dma_unmap(scsicmd); 29641da177e4SLinus Torvalds 296555b87608SMahesh Rajashekhara /* expose physical device if expose_physicald flag is on */ 296655b87608SMahesh Rajashekhara if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 296755b87608SMahesh Rajashekhara && expose_physicals > 0) 296855b87608SMahesh Rajashekhara aac_expose_phy_device(scsicmd); 296955b87608SMahesh Rajashekhara 297055b87608SMahesh Rajashekhara srbreply = (struct aac_srb_reply *) fib_data(fibptr); 29711da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 297285d22bbfSMahesh Rajashekhara 297385d22bbfSMahesh Rajashekhara if (fibptr->flags & FIB_CONTEXT_FLAG_FASTRESP) { 297485d22bbfSMahesh Rajashekhara /* fast response */ 297585d22bbfSMahesh Rajashekhara srbreply->srb_status = cpu_to_le32(SRB_STATUS_SUCCESS); 297685d22bbfSMahesh Rajashekhara srbreply->scsi_status = cpu_to_le32(SAM_STAT_GOOD); 297785d22bbfSMahesh Rajashekhara } else { 29781da177e4SLinus Torvalds /* 29791da177e4SLinus Torvalds * Calculate resid for sg 29801da177e4SLinus Torvalds */ 2981727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2982727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 29831da177e4SLinus Torvalds /* 29841da177e4SLinus Torvalds * First check the fib status 29851da177e4SLinus Torvalds */ 29861da177e4SLinus Torvalds 29871da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK) { 29881da177e4SLinus Torvalds int len; 298955b87608SMahesh Rajashekhara 29901da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 29913ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 29923ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 299355b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 299455b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8 299555b87608SMahesh Rajashekhara | SAM_STAT_CHECK_CONDITION; 299655b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 299755b87608SMahesh Rajashekhara srbreply->sense_data, len); 29981da177e4SLinus Torvalds } 29991da177e4SLinus Torvalds 30001da177e4SLinus Torvalds /* 30011da177e4SLinus Torvalds * Next check the srb status 30021da177e4SLinus Torvalds */ 30031da177e4SLinus Torvalds switch ((le32_to_cpu(srbreply->srb_status))&0x3f) { 30041da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 30051da177e4SLinus Torvalds case SRB_STATUS_PENDING: 30061da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 30071da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 30081da177e4SLinus Torvalds break; 30091da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 30101da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 30111da177e4SLinus Torvalds case READ_6: 30121da177e4SLinus Torvalds case WRITE_6: 30131da177e4SLinus Torvalds case READ_10: 30141da177e4SLinus Torvalds case WRITE_10: 30151da177e4SLinus Torvalds case READ_12: 30161da177e4SLinus Torvalds case WRITE_12: 30177a8cf29dSMark Haverkamp case READ_16: 30187a8cf29dSMark Haverkamp case WRITE_16: 301955b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->data_xfer_length) 302055b87608SMahesh Rajashekhara < scsicmd->underflow) 30211da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 302255b87608SMahesh Rajashekhara else 30231da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 302455b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 302555b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 30261da177e4SLinus Torvalds break; 30271da177e4SLinus Torvalds case INQUIRY: { 302855b87608SMahesh Rajashekhara scsicmd->result = DID_OK << 16 302955b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 30301da177e4SLinus Torvalds break; 30311da177e4SLinus Torvalds } 30321da177e4SLinus Torvalds default: 30331da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 30341da177e4SLinus Torvalds break; 30351da177e4SLinus Torvalds } 30361da177e4SLinus Torvalds break; 30371da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 30381da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 30391da177e4SLinus Torvalds break; 30401da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 304155b87608SMahesh Rajashekhara /* 304255b87608SMahesh Rajashekhara * Not sure about this one - but assuming the 304355b87608SMahesh Rajashekhara * hba was trying to abort for some reason 304455b87608SMahesh Rajashekhara */ 30451da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 30461da177e4SLinus Torvalds break; 30471da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 304855b87608SMahesh Rajashekhara scsicmd->result = DID_PARITY << 16 304955b87608SMahesh Rajashekhara | MSG_PARITY_ERROR << 8; 30501da177e4SLinus Torvalds break; 30511da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 30521da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 30531da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 30541da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 30551da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 305655b87608SMahesh Rajashekhara scsicmd->result = DID_NO_CONNECT << 16 305755b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 30581da177e4SLinus Torvalds break; 30591da177e4SLinus Torvalds 30601da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 30611da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 306255b87608SMahesh Rajashekhara scsicmd->result = DID_TIME_OUT << 16 306355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 30641da177e4SLinus Torvalds break; 30651da177e4SLinus Torvalds 30661da177e4SLinus Torvalds case SRB_STATUS_BUSY: 306755b87608SMahesh Rajashekhara scsicmd->result = DID_BUS_BUSY << 16 306855b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 30691da177e4SLinus Torvalds break; 30701da177e4SLinus Torvalds 30711da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 307255b87608SMahesh Rajashekhara scsicmd->result = DID_RESET << 16 307355b87608SMahesh Rajashekhara | COMMAND_COMPLETE << 8; 30741da177e4SLinus Torvalds break; 30751da177e4SLinus Torvalds 30761da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 307755b87608SMahesh Rajashekhara scsicmd->result = DID_ERROR << 16 307855b87608SMahesh Rajashekhara | MESSAGE_REJECT << 8; 30791da177e4SLinus Torvalds break; 30801da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 30811da177e4SLinus Torvalds case SRB_STATUS_ERROR: 30821da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 30831da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 30841da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 30851da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 30861da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 30871da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 30881da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 30891da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 30901da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 30911da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 30921da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 30931da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 30941da177e4SLinus Torvalds default: 30951da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 309655b87608SMahesh Rajashekhara printk(KERN_INFO "aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 30971da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 30981da177e4SLinus Torvalds aac_get_status_string( 30991da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 31001da177e4SLinus Torvalds scsicmd->cmnd[0], 31011da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 31021da177e4SLinus Torvalds #endif 31031fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 31041fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 31051fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 31061fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 31071fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 31081da177e4SLinus Torvalds break; 31091fc8010aSRajashekhara, Mahesh } else { 31101fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 31111fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 31121fc8010aSRajashekhara, Mahesh break; 31131fc8010aSRajashekhara, Mahesh } 31141fc8010aSRajashekhara, Mahesh } else { 31151fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 31161fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 31171fc8010aSRajashekhara, Mahesh break; 31181fc8010aSRajashekhara, Mahesh } 31191da177e4SLinus Torvalds } 312055b87608SMahesh Rajashekhara if (le32_to_cpu(srbreply->scsi_status) 312155b87608SMahesh Rajashekhara == SAM_STAT_CHECK_CONDITION) { 31221da177e4SLinus Torvalds int len; 312355b87608SMahesh Rajashekhara 31241da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 31253ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 31263ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 31271da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 31287a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 31297a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 31301da177e4SLinus Torvalds #endif 313155b87608SMahesh Rajashekhara memcpy(scsicmd->sense_buffer, 313255b87608SMahesh Rajashekhara srbreply->sense_data, len); 313355b87608SMahesh Rajashekhara } 31341da177e4SLinus Torvalds } 31351da177e4SLinus Torvalds /* 31361da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 31371da177e4SLinus Torvalds */ 31381da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 31391da177e4SLinus Torvalds 3140bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 31418e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 31421da177e4SLinus Torvalds } 31431da177e4SLinus Torvalds 31441da177e4SLinus Torvalds /** 31451da177e4SLinus Torvalds * 31461da177e4SLinus Torvalds * aac_send_scb_fib 31471da177e4SLinus Torvalds * @scsicmd: the scsi command block 31481da177e4SLinus Torvalds * 31491da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 31501da177e4SLinus Torvalds * scsicmd passed in. 31511da177e4SLinus Torvalds */ 31521da177e4SLinus Torvalds 31531da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 31541da177e4SLinus Torvalds { 31551da177e4SLinus Torvalds struct fib* cmd_fibcontext; 31561da177e4SLinus Torvalds struct aac_dev* dev; 31571da177e4SLinus Torvalds int status; 31581da177e4SLinus Torvalds 315984971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3160e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 316184971738SMark Haverkamp scsicmd->device->lun > 7) { 31621da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 31631da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 31641da177e4SLinus Torvalds return 0; 31651da177e4SLinus Torvalds } 31661da177e4SLinus Torvalds 31671da177e4SLinus Torvalds /* 31681da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 31691da177e4SLinus Torvalds */ 31706bf3b630SRaghava Aditya Renukunta cmd_fibcontext = aac_fib_alloc_tag(dev, scsicmd); 31716bf3b630SRaghava Aditya Renukunta 3172e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 31731da177e4SLinus Torvalds 31741da177e4SLinus Torvalds /* 31751da177e4SLinus Torvalds * Check that the command queued to the controller 31761da177e4SLinus Torvalds */ 31771da177e4SLinus Torvalds if (status == -EINPROGRESS) { 317877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 31791da177e4SLinus Torvalds return 0; 31801da177e4SLinus Torvalds } 31811da177e4SLinus Torvalds 3182bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 3183bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 3184bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 31851da177e4SLinus Torvalds 31861da177e4SLinus Torvalds return -1; 31871da177e4SLinus Torvalds } 31881da177e4SLinus Torvalds 31890b433447SMahesh Rajashekhara static long aac_build_sg(struct scsi_cmnd *scsicmd, struct sgmap *psg) 31901da177e4SLinus Torvalds { 31911da177e4SLinus Torvalds struct aac_dev *dev; 31921da177e4SLinus Torvalds unsigned long byte_count = 0; 3193727eead6SFUJITA Tomonori int nseg; 31941da177e4SLinus Torvalds 31951da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 31961da177e4SLinus Torvalds // Get rid of old data 31971da177e4SLinus Torvalds psg->count = 0; 31981da177e4SLinus Torvalds psg->sg[0].addr = 0; 31991da177e4SLinus Torvalds psg->sg[0].count = 0; 3200727eead6SFUJITA Tomonori 3201727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 32020b433447SMahesh Rajashekhara if (nseg < 0) 32030b433447SMahesh Rajashekhara return nseg; 3204727eead6SFUJITA Tomonori if (nseg) { 32051da177e4SLinus Torvalds struct scatterlist *sg; 32061da177e4SLinus Torvalds int i; 32071da177e4SLinus Torvalds 3208727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 32091da177e4SLinus Torvalds 3210727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 32111da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 32121da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 32131da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 32141da177e4SLinus Torvalds } 32151da177e4SLinus Torvalds /* hba wants the size to be exact */ 3216727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 321756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3218727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 321956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3220727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 32211da177e4SLinus Torvalds } 32221da177e4SLinus Torvalds /* Check for command underflow */ 32231da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 32241da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 32251da177e4SLinus Torvalds byte_count, scsicmd->underflow); 32261da177e4SLinus Torvalds } 32271da177e4SLinus Torvalds } 32281da177e4SLinus Torvalds return byte_count; 32291da177e4SLinus Torvalds } 32301da177e4SLinus Torvalds 32311da177e4SLinus Torvalds 32320b433447SMahesh Rajashekhara static long aac_build_sg64(struct scsi_cmnd *scsicmd, struct sgmap64 *psg) 32331da177e4SLinus Torvalds { 32341da177e4SLinus Torvalds struct aac_dev *dev; 32351da177e4SLinus Torvalds unsigned long byte_count = 0; 323656b58712SMark Haverkamp u64 addr; 3237727eead6SFUJITA Tomonori int nseg; 32381da177e4SLinus Torvalds 32391da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 32401da177e4SLinus Torvalds // Get rid of old data 32411da177e4SLinus Torvalds psg->count = 0; 32421da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 32431da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 32441da177e4SLinus Torvalds psg->sg[0].count = 0; 3245727eead6SFUJITA Tomonori 3246727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 32470b433447SMahesh Rajashekhara if (nseg < 0) 32480b433447SMahesh Rajashekhara return nseg; 3249727eead6SFUJITA Tomonori if (nseg) { 32501da177e4SLinus Torvalds struct scatterlist *sg; 32511da177e4SLinus Torvalds int i; 32521da177e4SLinus Torvalds 3253727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 32541241f359SMark Haverkamp int count = sg_dma_len(sg); 325556b58712SMark Haverkamp addr = sg_dma_address(sg); 325656b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 325756b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 32581241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 32591241f359SMark Haverkamp byte_count += count; 32601da177e4SLinus Torvalds } 3261727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 32621da177e4SLinus Torvalds /* hba wants the size to be exact */ 3263727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 326456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3265727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 326656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3267727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 32681da177e4SLinus Torvalds } 32691da177e4SLinus Torvalds /* Check for command underflow */ 32701da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 32711da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 32721da177e4SLinus Torvalds byte_count, scsicmd->underflow); 32731da177e4SLinus Torvalds } 32741da177e4SLinus Torvalds } 32751da177e4SLinus Torvalds return byte_count; 32761da177e4SLinus Torvalds } 32771da177e4SLinus Torvalds 32780b433447SMahesh Rajashekhara static long aac_build_sgraw(struct scsi_cmnd *scsicmd, struct sgmapraw *psg) 32790e68c003SMark Haverkamp { 32800e68c003SMark Haverkamp unsigned long byte_count = 0; 3281727eead6SFUJITA Tomonori int nseg; 32820e68c003SMark Haverkamp 32830e68c003SMark Haverkamp // Get rid of old data 32840e68c003SMark Haverkamp psg->count = 0; 32850e68c003SMark Haverkamp psg->sg[0].next = 0; 32860e68c003SMark Haverkamp psg->sg[0].prev = 0; 32870e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 32880e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 32890e68c003SMark Haverkamp psg->sg[0].count = 0; 32900e68c003SMark Haverkamp psg->sg[0].flags = 0; 3291727eead6SFUJITA Tomonori 3292727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 32930b433447SMahesh Rajashekhara if (nseg < 0) 32940b433447SMahesh Rajashekhara return nseg; 3295727eead6SFUJITA Tomonori if (nseg) { 32960e68c003SMark Haverkamp struct scatterlist *sg; 32970e68c003SMark Haverkamp int i; 32980e68c003SMark Haverkamp 3299727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 33000e68c003SMark Haverkamp int count = sg_dma_len(sg); 33010e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 33020e68c003SMark Haverkamp psg->sg[i].next = 0; 33030e68c003SMark Haverkamp psg->sg[i].prev = 0; 33040e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 33050e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 33060e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 33070e68c003SMark Haverkamp psg->sg[i].flags = 0; 33080e68c003SMark Haverkamp byte_count += count; 33090e68c003SMark Haverkamp } 3310727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 33110e68c003SMark Haverkamp /* hba wants the size to be exact */ 3312727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 33130e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 3314727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 33150e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 3316727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 33170e68c003SMark Haverkamp } 33180e68c003SMark Haverkamp /* Check for command underflow */ 33190e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 33200e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 33210e68c003SMark Haverkamp byte_count, scsicmd->underflow); 33220e68c003SMark Haverkamp } 33230e68c003SMark Haverkamp } 33240e68c003SMark Haverkamp return byte_count; 33250e68c003SMark Haverkamp } 33260e68c003SMark Haverkamp 33270b433447SMahesh Rajashekhara static long aac_build_sgraw2(struct scsi_cmnd *scsicmd, 33280b433447SMahesh Rajashekhara struct aac_raw_io2 *rio2, int sg_max) 332985d22bbfSMahesh Rajashekhara { 333085d22bbfSMahesh Rajashekhara unsigned long byte_count = 0; 333185d22bbfSMahesh Rajashekhara int nseg; 333285d22bbfSMahesh Rajashekhara 333385d22bbfSMahesh Rajashekhara nseg = scsi_dma_map(scsicmd); 33340b433447SMahesh Rajashekhara if (nseg < 0) 33350b433447SMahesh Rajashekhara return nseg; 333685d22bbfSMahesh Rajashekhara if (nseg) { 333785d22bbfSMahesh Rajashekhara struct scatterlist *sg; 333885d22bbfSMahesh Rajashekhara int i, conformable = 0; 333985d22bbfSMahesh Rajashekhara u32 min_size = PAGE_SIZE, cur_size; 334085d22bbfSMahesh Rajashekhara 334185d22bbfSMahesh Rajashekhara scsi_for_each_sg(scsicmd, sg, nseg, i) { 334285d22bbfSMahesh Rajashekhara int count = sg_dma_len(sg); 334385d22bbfSMahesh Rajashekhara u64 addr = sg_dma_address(sg); 334485d22bbfSMahesh Rajashekhara 334585d22bbfSMahesh Rajashekhara BUG_ON(i >= sg_max); 334685d22bbfSMahesh Rajashekhara rio2->sge[i].addrHigh = cpu_to_le32((u32)(addr>>32)); 334785d22bbfSMahesh Rajashekhara rio2->sge[i].addrLow = cpu_to_le32((u32)(addr & 0xffffffff)); 334885d22bbfSMahesh Rajashekhara cur_size = cpu_to_le32(count); 334985d22bbfSMahesh Rajashekhara rio2->sge[i].length = cur_size; 335085d22bbfSMahesh Rajashekhara rio2->sge[i].flags = 0; 335185d22bbfSMahesh Rajashekhara if (i == 0) { 335285d22bbfSMahesh Rajashekhara conformable = 1; 335385d22bbfSMahesh Rajashekhara rio2->sgeFirstSize = cur_size; 335485d22bbfSMahesh Rajashekhara } else if (i == 1) { 335585d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = cur_size; 335685d22bbfSMahesh Rajashekhara min_size = cur_size; 335785d22bbfSMahesh Rajashekhara } else if ((i+1) < nseg && cur_size != rio2->sgeNominalSize) { 335885d22bbfSMahesh Rajashekhara conformable = 0; 335985d22bbfSMahesh Rajashekhara if (cur_size < min_size) 336085d22bbfSMahesh Rajashekhara min_size = cur_size; 336185d22bbfSMahesh Rajashekhara } 336285d22bbfSMahesh Rajashekhara byte_count += count; 336385d22bbfSMahesh Rajashekhara } 336485d22bbfSMahesh Rajashekhara 336585d22bbfSMahesh Rajashekhara /* hba wants the size to be exact */ 336685d22bbfSMahesh Rajashekhara if (byte_count > scsi_bufflen(scsicmd)) { 336785d22bbfSMahesh Rajashekhara u32 temp = le32_to_cpu(rio2->sge[i-1].length) - 336885d22bbfSMahesh Rajashekhara (byte_count - scsi_bufflen(scsicmd)); 336985d22bbfSMahesh Rajashekhara rio2->sge[i-1].length = cpu_to_le32(temp); 337085d22bbfSMahesh Rajashekhara byte_count = scsi_bufflen(scsicmd); 337185d22bbfSMahesh Rajashekhara } 337285d22bbfSMahesh Rajashekhara 337385d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg); 337485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SG_FORMAT_IEEE1212); 337585d22bbfSMahesh Rajashekhara /* not conformable: evaluate required sg elements */ 337685d22bbfSMahesh Rajashekhara if (!conformable) { 337785d22bbfSMahesh Rajashekhara int j, nseg_new = nseg, err_found; 337885d22bbfSMahesh Rajashekhara for (i = min_size / PAGE_SIZE; i >= 1; --i) { 337985d22bbfSMahesh Rajashekhara err_found = 0; 338085d22bbfSMahesh Rajashekhara nseg_new = 2; 338185d22bbfSMahesh Rajashekhara for (j = 1; j < nseg - 1; ++j) { 338285d22bbfSMahesh Rajashekhara if (rio2->sge[j].length % (i*PAGE_SIZE)) { 338385d22bbfSMahesh Rajashekhara err_found = 1; 338485d22bbfSMahesh Rajashekhara break; 338585d22bbfSMahesh Rajashekhara } 338685d22bbfSMahesh Rajashekhara nseg_new += (rio2->sge[j].length / (i*PAGE_SIZE)); 338785d22bbfSMahesh Rajashekhara } 338885d22bbfSMahesh Rajashekhara if (!err_found) 338985d22bbfSMahesh Rajashekhara break; 339085d22bbfSMahesh Rajashekhara } 339185d22bbfSMahesh Rajashekhara if (i > 0 && nseg_new <= sg_max) 339285d22bbfSMahesh Rajashekhara aac_convert_sgraw2(rio2, i, nseg, nseg_new); 339385d22bbfSMahesh Rajashekhara } else 339485d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 339585d22bbfSMahesh Rajashekhara 339685d22bbfSMahesh Rajashekhara /* Check for command underflow */ 339785d22bbfSMahesh Rajashekhara if (scsicmd->underflow && (byte_count < scsicmd->underflow)) { 339885d22bbfSMahesh Rajashekhara printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 339985d22bbfSMahesh Rajashekhara byte_count, scsicmd->underflow); 340085d22bbfSMahesh Rajashekhara } 340185d22bbfSMahesh Rajashekhara } 340285d22bbfSMahesh Rajashekhara 340385d22bbfSMahesh Rajashekhara return byte_count; 340485d22bbfSMahesh Rajashekhara } 340585d22bbfSMahesh Rajashekhara 340685d22bbfSMahesh Rajashekhara static int aac_convert_sgraw2(struct aac_raw_io2 *rio2, int pages, int nseg, int nseg_new) 340785d22bbfSMahesh Rajashekhara { 340885d22bbfSMahesh Rajashekhara struct sge_ieee1212 *sge; 340985d22bbfSMahesh Rajashekhara int i, j, pos; 341085d22bbfSMahesh Rajashekhara u32 addr_low; 341185d22bbfSMahesh Rajashekhara 341285d22bbfSMahesh Rajashekhara if (aac_convert_sgl == 0) 341385d22bbfSMahesh Rajashekhara return 0; 341485d22bbfSMahesh Rajashekhara 341585d22bbfSMahesh Rajashekhara sge = kmalloc(nseg_new * sizeof(struct sge_ieee1212), GFP_ATOMIC); 341685d22bbfSMahesh Rajashekhara if (sge == NULL) 341785d22bbfSMahesh Rajashekhara return -1; 341885d22bbfSMahesh Rajashekhara 341985d22bbfSMahesh Rajashekhara for (i = 1, pos = 1; i < nseg-1; ++i) { 342085d22bbfSMahesh Rajashekhara for (j = 0; j < rio2->sge[i].length / (pages * PAGE_SIZE); ++j) { 342185d22bbfSMahesh Rajashekhara addr_low = rio2->sge[i].addrLow + j * pages * PAGE_SIZE; 342285d22bbfSMahesh Rajashekhara sge[pos].addrLow = addr_low; 342385d22bbfSMahesh Rajashekhara sge[pos].addrHigh = rio2->sge[i].addrHigh; 342485d22bbfSMahesh Rajashekhara if (addr_low < rio2->sge[i].addrLow) 342585d22bbfSMahesh Rajashekhara sge[pos].addrHigh++; 342685d22bbfSMahesh Rajashekhara sge[pos].length = pages * PAGE_SIZE; 342785d22bbfSMahesh Rajashekhara sge[pos].flags = 0; 342885d22bbfSMahesh Rajashekhara pos++; 342985d22bbfSMahesh Rajashekhara } 343085d22bbfSMahesh Rajashekhara } 343185d22bbfSMahesh Rajashekhara sge[pos] = rio2->sge[nseg-1]; 343285d22bbfSMahesh Rajashekhara memcpy(&rio2->sge[1], &sge[1], (nseg_new-1)*sizeof(struct sge_ieee1212)); 343385d22bbfSMahesh Rajashekhara 343485d22bbfSMahesh Rajashekhara kfree(sge); 343585d22bbfSMahesh Rajashekhara rio2->sgeCnt = cpu_to_le32(nseg_new); 343685d22bbfSMahesh Rajashekhara rio2->flags |= cpu_to_le16(RIO2_SGL_CONFORMANT); 343785d22bbfSMahesh Rajashekhara rio2->sgeNominalSize = pages * PAGE_SIZE; 343885d22bbfSMahesh Rajashekhara return 0; 343985d22bbfSMahesh Rajashekhara } 344085d22bbfSMahesh Rajashekhara 34411da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 34421da177e4SLinus Torvalds 34431da177e4SLinus Torvalds struct aac_srb_status_info { 34441da177e4SLinus Torvalds u32 status; 34451da177e4SLinus Torvalds char *str; 34461da177e4SLinus Torvalds }; 34471da177e4SLinus Torvalds 34481da177e4SLinus Torvalds 34491da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 34501da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 34511da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 34521da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 34531da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 34541da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 34551da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 34561da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 34571da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 34581da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 34591da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 34601da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 34611da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 34621da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 34631da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 34641da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 34651da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 34661da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 34671da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 34681da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 34691da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 34701da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 34711da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 34721da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 34731da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 34741da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 34751da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 34761da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 34771da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 34781da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 34791da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 34801da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 34811da177e4SLinus Torvalds { 0xff, "Unknown Error"} 34821da177e4SLinus Torvalds }; 34831da177e4SLinus Torvalds 34841da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 34851da177e4SLinus Torvalds { 34861da177e4SLinus Torvalds int i; 34871da177e4SLinus Torvalds 34886391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 34896391a113STobias Klauser if (srb_status_info[i].status == status) 34901da177e4SLinus Torvalds return srb_status_info[i].str; 34911da177e4SLinus Torvalds 34921da177e4SLinus Torvalds return "Bad Status Code"; 34931da177e4SLinus Torvalds } 34941da177e4SLinus Torvalds 34951da177e4SLinus Torvalds #endif 3496