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 * 803d44337SMark Haverkamp * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) 91da177e4SLinus Torvalds * 101da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 111da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 121da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 131da177e4SLinus Torvalds * any later version. 141da177e4SLinus Torvalds * 151da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 161da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 171da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 181da177e4SLinus Torvalds * GNU General Public License for more details. 191da177e4SLinus Torvalds * 201da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 211da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 221da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 231da177e4SLinus Torvalds * 241da177e4SLinus Torvalds */ 251da177e4SLinus Torvalds 261da177e4SLinus Torvalds #include <linux/kernel.h> 271da177e4SLinus Torvalds #include <linux/init.h> 281da177e4SLinus Torvalds #include <linux/types.h> 291da177e4SLinus Torvalds #include <linux/pci.h> 301da177e4SLinus Torvalds #include <linux/spinlock.h> 311da177e4SLinus Torvalds #include <linux/slab.h> 321da177e4SLinus Torvalds #include <linux/completion.h> 331da177e4SLinus Torvalds #include <linux/blkdev.h> 341da177e4SLinus Torvalds #include <asm/uaccess.h> 353a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 361da177e4SLinus Torvalds 371da177e4SLinus Torvalds #include <scsi/scsi.h> 381da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 391da177e4SLinus Torvalds #include <scsi/scsi_device.h> 401da177e4SLinus Torvalds #include <scsi/scsi_host.h> 411da177e4SLinus Torvalds 421da177e4SLinus Torvalds #include "aacraid.h" 431da177e4SLinus Torvalds 441da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 451da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 461da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 471da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 481da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 491da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 511da177e4SLinus Torvalds 521da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 531da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 541da177e4SLinus Torvalds 551da177e4SLinus Torvalds /* 561da177e4SLinus Torvalds * Sense codes 571da177e4SLinus Torvalds */ 581da177e4SLinus Torvalds 591da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 601da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 611da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 621da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 631da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 641da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 651da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 661da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 671da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 681da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 691da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 701da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 711da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 721da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 731da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 741da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 751da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 761da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 771da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 781da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 791da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 801da177e4SLinus Torvalds 811da177e4SLinus Torvalds /* 821da177e4SLinus Torvalds * Additional sense codes 831da177e4SLinus Torvalds */ 841da177e4SLinus Torvalds 851da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 861da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 871da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 881da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 891da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 901da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 911da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 921da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 931da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 941da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 951da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 961da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 971da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 981da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 991da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1001da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1011da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1021da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1031da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1041da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1051da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1061da177e4SLinus Torvalds 1071da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1081da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1091da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1101da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1111da177e4SLinus Torvalds 1121da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1131da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1141da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1151da177e4SLinus Torvalds /* SCSI inquiry data */ 1161da177e4SLinus Torvalds struct inquiry_data { 1171da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1181da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1191da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1201da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1211da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1221da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1231da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1241da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1251da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1261da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1271da177e4SLinus Torvalds }; 1281da177e4SLinus Torvalds 1291da177e4SLinus Torvalds /* 1301da177e4SLinus Torvalds * M O D U L E G L O B A L S 1311da177e4SLinus Torvalds */ 1321da177e4SLinus Torvalds 1331da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); 1341da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); 1350e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); 1361da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 1371da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 1381da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 1391da177e4SLinus Torvalds #endif 1401da177e4SLinus Torvalds 1411da177e4SLinus Torvalds /* 1421da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 1431da177e4SLinus Torvalds */ 1441da177e4SLinus Torvalds 1451da177e4SLinus Torvalds static int nondasd = -1; 146d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 1471da177e4SLinus Torvalds static int dacmode = -1; 1488ef22247SSalyzyn, Mark int aac_msi; 1491208bab5SSalyzyn, Mark int aac_commit = -1; 150404d9a90SMark Haverkamp int startup_timeout = 180; 151404d9a90SMark Haverkamp int aif_timeout = 120; 1521da177e4SLinus Torvalds 1539a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 1548ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 1558ef22247SSalyzyn, Mark " 0=off, 1=on"); 15695e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 1578ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 1588ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 1598ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 160d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 1619a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 1628ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 1638ef22247SSalyzyn, Mark " 0=off, 1=on"); 1641208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 1658ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 1668ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 1678ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 1688ef22247SSalyzyn, Mark " 0=off, 1=on"); 1698ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 1708ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 1718ef22247SSalyzyn, Mark " 0=PIC(default), 1=MSI, 2=MSI-X(unsupported, uses MSI)"); 172404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 1738ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 1748ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 1758ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 1768ef22247SSalyzyn, Mark " have a BIOS."); 177404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 1788ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 1798ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 1808ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 1818ef22247SSalyzyn, Mark " systems."); 1821da177e4SLinus Torvalds 1837c00ffa3SMark Haverkamp int numacb = -1; 1847c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1858ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 1868ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 1878ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 1887c00ffa3SMark Haverkamp 1897c00ffa3SMark Haverkamp int acbsize = -1; 1907c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1918ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 1928ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 1938ef22247SSalyzyn, Mark " suggestion from Firmware."); 194653ba58dSMark Haverkamp 19529c97684SSalyzyn, Mark int update_interval = 30 * 60; 19629c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 1978ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 1988ef22247SSalyzyn, Mark " updates issued to adapter."); 19929c97684SSalyzyn, Mark 20029c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 20129c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 2028ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 2038ef22247SSalyzyn, Mark " checks."); 20429c97684SSalyzyn, Mark 20587f3bda3SAndrew Morton int aac_check_reset = 1; 20687f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 20795e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 2088ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 2098ef22247SSalyzyn, Mark " ignore it."); 21029c97684SSalyzyn, Mark 211e37ee4beSMark Haverkamp int expose_physicals = -1; 212653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 2138ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 2148ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 21503d44337SMark Haverkamp 2168ef22247SSalyzyn, Mark int aac_reset_devices; 2171208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 2181208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 21903d44337SMark Haverkamp 220d8e96507SLeubner, Achim int aac_wwn = 1; 221d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 222d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 223d8e96507SLeubner, Achim "\t0 - Disable\n" 224d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 225d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 226d8e96507SLeubner, Achim 227d8e96507SLeubner, Achim 22803d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 22903d44337SMark Haverkamp struct fib *fibptr) { 23003d44337SMark Haverkamp struct scsi_device *device; 23103d44337SMark Haverkamp 23203d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 233c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 23403d44337SMark Haverkamp aac_fib_complete(fibptr); 23503d44337SMark Haverkamp aac_fib_free(fibptr); 23603d44337SMark Haverkamp return 0; 23703d44337SMark Haverkamp } 23803d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 23903d44337SMark Haverkamp device = scsicmd->device; 24003d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 24103d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 24203d44337SMark Haverkamp aac_fib_complete(fibptr); 24303d44337SMark Haverkamp aac_fib_free(fibptr); 24403d44337SMark Haverkamp return 0; 24503d44337SMark Haverkamp } 24603d44337SMark Haverkamp return 1; 24703d44337SMark Haverkamp } 24803d44337SMark Haverkamp 2491da177e4SLinus Torvalds /** 2501da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 2511da177e4SLinus Torvalds * @common: adapter to query 2521da177e4SLinus Torvalds * 2531da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 2541da177e4SLinus Torvalds */ 2558c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 2561da177e4SLinus Torvalds { 2571da177e4SLinus Torvalds int status = 0; 2581da177e4SLinus Torvalds struct fib * fibptr; 2591da177e4SLinus Torvalds 260bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2611da177e4SLinus Torvalds return -ENOMEM; 2621da177e4SLinus Torvalds 263bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2641da177e4SLinus Torvalds { 2651da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 2661da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 2671da177e4SLinus Torvalds 2681da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2691da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 2701da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 2711da177e4SLinus Torvalds } 2721da177e4SLinus Torvalds 273bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2741da177e4SLinus Torvalds fibptr, 2751da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2761da177e4SLinus Torvalds FsaNormal, 2771da177e4SLinus Torvalds 1, 1, 2781da177e4SLinus Torvalds NULL, NULL); 2791da177e4SLinus Torvalds if (status < 0) { 2801da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2811da177e4SLinus Torvalds } else { 2821da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2831da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2841da177e4SLinus Torvalds dprintk((KERN_WARNING 2851da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2861da177e4SLinus Torvalds le32_to_cpu(reply->response), 2871da177e4SLinus Torvalds le32_to_cpu(reply->status), 2881da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2891da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2901da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2911da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2921da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2931da177e4SLinus Torvalds status = -EINVAL; 2941da177e4SLinus Torvalds } 2951da177e4SLinus Torvalds } 296cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 297cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 298bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 299cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 3001da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 3011da177e4SLinus Torvalds if (status >= 0) { 3021208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 3031da177e4SLinus Torvalds struct aac_commit_config * dinfo; 304bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3051da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 3061da177e4SLinus Torvalds 3071da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3081da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 3091da177e4SLinus Torvalds 310bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3111da177e4SLinus Torvalds fibptr, 3121da177e4SLinus Torvalds sizeof (struct aac_commit_config), 3131da177e4SLinus Torvalds FsaNormal, 3141da177e4SLinus Torvalds 1, 1, 3151da177e4SLinus Torvalds NULL, NULL); 316cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 317cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 318cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 319bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3201208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 3211da177e4SLinus Torvalds printk(KERN_WARNING 3221da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 3231da177e4SLinus Torvalds } 3241da177e4SLinus Torvalds } 325cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 326cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 327bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 3281da177e4SLinus Torvalds return status; 3291da177e4SLinus Torvalds } 3301da177e4SLinus Torvalds 331e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 332e3cc268fSRajashekhara, Mahesh { 333e3cc268fSRajashekhara, Mahesh char inq_data; 334e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 335e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 336e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 337e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 338e3cc268fSRajashekhara, Mahesh } 339e3cc268fSRajashekhara, Mahesh } 340e3cc268fSRajashekhara, Mahesh 3411da177e4SLinus Torvalds /** 3421da177e4SLinus Torvalds * aac_get_containers - list containers 3431da177e4SLinus Torvalds * @common: adapter to probe 3441da177e4SLinus Torvalds * 3451da177e4SLinus Torvalds * Make a list of all containers on this controller 3461da177e4SLinus Torvalds */ 3471da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 3481da177e4SLinus Torvalds { 3491da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 3501da177e4SLinus Torvalds u32 index; 3511da177e4SLinus Torvalds int status = 0; 3521da177e4SLinus Torvalds struct fib * fibptr; 3531da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 3541da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 3551da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3561da177e4SLinus Torvalds 357bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3581da177e4SLinus Torvalds return -ENOMEM; 3591da177e4SLinus Torvalds 360bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3611da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 3621da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3631da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 3641da177e4SLinus Torvalds 365bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3661da177e4SLinus Torvalds fibptr, 3671da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 3681da177e4SLinus Torvalds FsaNormal, 3691da177e4SLinus Torvalds 1, 1, 3701da177e4SLinus Torvalds NULL, NULL); 3711da177e4SLinus Torvalds if (status >= 0) { 3721da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 3731da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 374bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3751da177e4SLinus Torvalds } 376cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 377cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 378fe76df42SMark Haverkamp aac_fib_free(fibptr); 3791da177e4SLinus Torvalds 3801da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 3811da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3821a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 383fe76df42SMark Haverkamp GFP_KERNEL); 384fe76df42SMark Haverkamp if (!fsa_dev_ptr) 3851da177e4SLinus Torvalds return -ENOMEM; 3861da177e4SLinus Torvalds 3871da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3881da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3891da177e4SLinus Torvalds 390fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 3911da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3921da177e4SLinus Torvalds 393fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 3941da177e4SLinus Torvalds 3951da177e4SLinus Torvalds if (status < 0) { 3961da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3971da177e4SLinus Torvalds break; 3981da177e4SLinus Torvalds } 3991da177e4SLinus Torvalds 4001da177e4SLinus Torvalds /* 4011da177e4SLinus Torvalds * If there are no more containers, then stop asking. 4021da177e4SLinus Torvalds */ 403fe76df42SMark Haverkamp if (++index >= status) 4041da177e4SLinus Torvalds break; 4051da177e4SLinus Torvalds } 4061da177e4SLinus Torvalds return status; 4071da177e4SLinus Torvalds } 4081da177e4SLinus Torvalds 4091da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 4101da177e4SLinus Torvalds { 4111da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 4121da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 4131da177e4SLinus Torvalds 4141da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 4151da177e4SLinus Torvalds 41603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 41703d44337SMark Haverkamp return; 41803d44337SMark Haverkamp 4191da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 420125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 4211da177e4SLinus Torvalds 4221da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 4231da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 4241da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 4251da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 4261da177e4SLinus Torvalds char *sp = get_name_reply->data; 4271da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 4281da177e4SLinus Torvalds while (*sp == ' ') 4291da177e4SLinus Torvalds ++sp; 4303b2946ccSMark Haverkamp if (*sp) { 431d4345028SFUJITA Tomonori struct inquiry_data inq; 4323b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 4333b2946ccSMark Haverkamp int count = sizeof(d); 4343b2946ccSMark Haverkamp char *dp = d; 4353b2946ccSMark Haverkamp do { 4361da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4371da177e4SLinus Torvalds } while (--count > 0); 438d4345028SFUJITA Tomonori 439d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 440d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 441d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 4421da177e4SLinus Torvalds } 4433b2946ccSMark Haverkamp } 4443b2946ccSMark Haverkamp 4451da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4461da177e4SLinus Torvalds 447bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 448bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4498e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4501da177e4SLinus Torvalds } 4511da177e4SLinus Torvalds 4521da177e4SLinus Torvalds /** 4531da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4541da177e4SLinus Torvalds */ 4559e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4561da177e4SLinus Torvalds { 4571da177e4SLinus Torvalds int status; 4581da177e4SLinus Torvalds struct aac_get_name *dinfo; 4591da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4601da177e4SLinus Torvalds struct aac_dev * dev; 4611da177e4SLinus Torvalds 4621da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4631da177e4SLinus Torvalds 464bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4651da177e4SLinus Torvalds return -ENOMEM; 4661da177e4SLinus Torvalds 467bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4681da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4691da177e4SLinus Torvalds 4701da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4711da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4729e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4731da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4741da177e4SLinus Torvalds 475bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4761da177e4SLinus Torvalds cmd_fibcontext, 4771da177e4SLinus Torvalds sizeof (struct aac_get_name), 4781da177e4SLinus Torvalds FsaNormal, 4791da177e4SLinus Torvalds 0, 1, 4801da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 4811da177e4SLinus Torvalds (void *) scsicmd); 4821da177e4SLinus Torvalds 4831da177e4SLinus Torvalds /* 4841da177e4SLinus Torvalds * Check that the command queued to the controller 4851da177e4SLinus Torvalds */ 48677d644d4SMark Haverkamp if (status == -EINPROGRESS) { 48777d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4881da177e4SLinus Torvalds return 0; 48977d644d4SMark Haverkamp } 4901da177e4SLinus Torvalds 491bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 492bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 493bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4941da177e4SLinus Torvalds return -1; 4951da177e4SLinus Torvalds } 4961da177e4SLinus Torvalds 497fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 498fe76df42SMark Haverkamp { 499fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 500fe76df42SMark Haverkamp 5011a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 502fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 503fe76df42SMark Haverkamp 504fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 505fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 506fe76df42SMark Haverkamp return 0; 507fe76df42SMark Haverkamp } 508fe76df42SMark Haverkamp 5091a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 510fe76df42SMark Haverkamp { 51103d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 512fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 51303d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 51403d44337SMark Haverkamp 51503d44337SMark Haverkamp 5161a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 5171a655040SSalyzyn, Mark return; 518fe76df42SMark Haverkamp 519fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 5201a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 521fe76df42SMark Haverkamp if (fsa_dev_ptr) { 522fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 523fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 524fe76df42SMark Haverkamp 525fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 526fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 527fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 528fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 529655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 530655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 531655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 532655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 533655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 534fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 535fe76df42SMark Haverkamp fsa_dev_ptr->size 536fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 537fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 538fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 539fe76df42SMark Haverkamp } 540fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 541fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 542fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 543fe76df42SMark Haverkamp } 544fe76df42SMark Haverkamp aac_fib_complete(fibptr); 545fe76df42SMark Haverkamp aac_fib_free(fibptr); 546fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 547fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 5481a655040SSalyzyn, Mark (*callback)(scsicmd); 5491a655040SSalyzyn, Mark return; 550fe76df42SMark Haverkamp } 551fe76df42SMark Haverkamp 5521a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 553fe76df42SMark Haverkamp { 554fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 555fe76df42SMark Haverkamp struct aac_mount * dresp; 556fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 557fe76df42SMark Haverkamp int status; 558fe76df42SMark Haverkamp 559fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 560fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 561fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5621a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 5631a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 5641a655040SSalyzyn, Mark return; 5651a655040SSalyzyn, Mark } 566fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 567fe76df42SMark Haverkamp 56803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 5691a655040SSalyzyn, Mark return; 57003d44337SMark Haverkamp 571fe76df42SMark Haverkamp aac_fib_init(fibptr); 572fe76df42SMark Haverkamp 573fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 574fe76df42SMark Haverkamp 575fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 576fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 577fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 578fe76df42SMark Haverkamp 579fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 580fe76df42SMark Haverkamp fibptr, 581fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 582fe76df42SMark Haverkamp FsaNormal, 583fe76df42SMark Haverkamp 0, 1, 5841a655040SSalyzyn, Mark _aac_probe_container2, 585fe76df42SMark Haverkamp (void *) scsicmd); 586fe76df42SMark Haverkamp /* 587fe76df42SMark Haverkamp * Check that the command queued to the controller 588fe76df42SMark Haverkamp */ 5891a655040SSalyzyn, Mark if (status == -EINPROGRESS) 590fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5911a655040SSalyzyn, Mark else if (status < 0) { 592fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 593fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 5941a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 595fe76df42SMark Haverkamp } 596fe76df42SMark Haverkamp } 597fe76df42SMark Haverkamp 598fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 599fe76df42SMark Haverkamp { 600fe76df42SMark Haverkamp struct fib * fibptr; 601fe76df42SMark Haverkamp int status = -ENOMEM; 602fe76df42SMark Haverkamp 603fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 604fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 605fe76df42SMark Haverkamp 606fe76df42SMark Haverkamp aac_fib_init(fibptr); 607fe76df42SMark Haverkamp 608fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 609fe76df42SMark Haverkamp 610fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 611fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 612fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 613fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 614fe76df42SMark Haverkamp 615fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 616fe76df42SMark Haverkamp fibptr, 617fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 618fe76df42SMark Haverkamp FsaNormal, 619fe76df42SMark Haverkamp 0, 1, 6201a655040SSalyzyn, Mark _aac_probe_container1, 621fe76df42SMark Haverkamp (void *) scsicmd); 622fe76df42SMark Haverkamp /* 623fe76df42SMark Haverkamp * Check that the command queued to the controller 624fe76df42SMark Haverkamp */ 625fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 626fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 627fe76df42SMark Haverkamp return 0; 628fe76df42SMark Haverkamp } 629fe76df42SMark Haverkamp if (status < 0) { 630fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 631fe76df42SMark Haverkamp aac_fib_complete(fibptr); 632fe76df42SMark Haverkamp aac_fib_free(fibptr); 633fe76df42SMark Haverkamp } 634fe76df42SMark Haverkamp } 635fe76df42SMark Haverkamp if (status < 0) { 636fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 637fe76df42SMark Haverkamp if (fsa_dev_ptr) { 638fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 639fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 640fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 641fe76df42SMark Haverkamp return (*callback)(scsicmd); 642fe76df42SMark Haverkamp } 643fe76df42SMark Haverkamp } 644fe76df42SMark Haverkamp } 645fe76df42SMark Haverkamp return status; 646fe76df42SMark Haverkamp } 647fe76df42SMark Haverkamp 6481da177e4SLinus Torvalds /** 649bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 6501da177e4SLinus Torvalds * @dev: device to query 6511da177e4SLinus Torvalds * @cid: container identifier 6521da177e4SLinus Torvalds * 6531da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6541da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6551da177e4SLinus Torvalds */ 656fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 657fe76df42SMark Haverkamp { 658fe76df42SMark Haverkamp scsicmd->device = NULL; 659fe76df42SMark Haverkamp return 0; 660fe76df42SMark Haverkamp } 6611da177e4SLinus Torvalds 662bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6631da177e4SLinus Torvalds { 664fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 665fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6661da177e4SLinus Torvalds int status; 6671da177e4SLinus Torvalds 668fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 669fe76df42SMark Haverkamp kfree(scsicmd); 670fe76df42SMark Haverkamp kfree(scsidev); 67190ee3466SMark Haverkamp return -ENOMEM; 6721da177e4SLinus Torvalds } 673fe76df42SMark Haverkamp scsicmd->list.next = NULL; 6741a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 6751da177e4SLinus Torvalds 676fe76df42SMark Haverkamp scsicmd->device = scsidev; 677fe76df42SMark Haverkamp scsidev->sdev_state = 0; 678fe76df42SMark Haverkamp scsidev->id = cid; 679fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6801da177e4SLinus Torvalds 681fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 682fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 683fe76df42SMark Haverkamp schedule(); 684802ae2f0SSalyzyn, Mark kfree(scsidev); 685fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 686fe76df42SMark Haverkamp kfree(scsicmd); 6871da177e4SLinus Torvalds return status; 6881da177e4SLinus Torvalds } 6891da177e4SLinus Torvalds 6901da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6911da177e4SLinus Torvalds struct scsi_inq { 6921da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6931da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6941da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6951da177e4SLinus Torvalds }; 6961da177e4SLinus Torvalds 6971da177e4SLinus Torvalds /** 6981da177e4SLinus Torvalds * InqStrCopy - string merge 6991da177e4SLinus Torvalds * @a: string to copy from 7001da177e4SLinus Torvalds * @b: string to copy to 7011da177e4SLinus Torvalds * 7021da177e4SLinus Torvalds * Copy a String from one location to another 7031da177e4SLinus Torvalds * without copying \0 7041da177e4SLinus Torvalds */ 7051da177e4SLinus Torvalds 7061da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 7071da177e4SLinus Torvalds { 7081da177e4SLinus Torvalds 7091da177e4SLinus Torvalds while (*a != (char)0) 7101da177e4SLinus Torvalds *b++ = *a++; 7111da177e4SLinus Torvalds } 7121da177e4SLinus Torvalds 7131da177e4SLinus Torvalds static char *container_types[] = { 7141da177e4SLinus Torvalds "None", 7151da177e4SLinus Torvalds "Volume", 7161da177e4SLinus Torvalds "Mirror", 7171da177e4SLinus Torvalds "Stripe", 7181da177e4SLinus Torvalds "RAID5", 7191da177e4SLinus Torvalds "SSRW", 7201da177e4SLinus Torvalds "SSRO", 7211da177e4SLinus Torvalds "Morph", 7221da177e4SLinus Torvalds "Legacy", 7231da177e4SLinus Torvalds "RAID4", 7241da177e4SLinus Torvalds "RAID10", 7251da177e4SLinus Torvalds "RAID00", 7261da177e4SLinus Torvalds "V-MIRRORS", 7271da177e4SLinus Torvalds "PSEUDO R4", 7281da177e4SLinus Torvalds "RAID50", 72984971738SMark Haverkamp "RAID5D", 73084971738SMark Haverkamp "RAID5D0", 73184971738SMark Haverkamp "RAID1E", 73284971738SMark Haverkamp "RAID6", 73384971738SMark Haverkamp "RAID60", 7341da177e4SLinus Torvalds "Unknown" 7351da177e4SLinus Torvalds }; 7361da177e4SLinus Torvalds 73717eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 73817eaaceeSSalyzyn, Mark { 73917eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 74017eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 74117eaaceeSSalyzyn, Mark return container_types[tindex]; 74217eaaceeSSalyzyn, Mark } 7431da177e4SLinus Torvalds 7441da177e4SLinus Torvalds /* Function: setinqstr 7451da177e4SLinus Torvalds * 7461da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 7471da177e4SLinus Torvalds * 7481da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 7491da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 7501da177e4SLinus Torvalds * files instead of in OS dependant driver source. 7511da177e4SLinus Torvalds */ 7521da177e4SLinus Torvalds 753794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 7541da177e4SLinus Torvalds { 7551da177e4SLinus Torvalds struct scsi_inq *str; 7561da177e4SLinus Torvalds 7571da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 758794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 759794d0601SMark Haverkamp 760794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 761794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 7623bc8070fSSalyzyn, Mark int c; 7633bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 7643bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 7653bc8070fSSalyzyn, Mark else { 7663bc8070fSSalyzyn, Mark c = sizeof(str->vid); 767794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 768794d0601SMark Haverkamp ++cp; 769794d0601SMark Haverkamp c = *cp; 770794d0601SMark Haverkamp *cp = '\0'; 771794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 772794d0601SMark Haverkamp str->vid); 773794d0601SMark Haverkamp *cp = c; 774794d0601SMark Haverkamp while (*cp && *cp != ' ') 775794d0601SMark Haverkamp ++cp; 7763bc8070fSSalyzyn, Mark } 777794d0601SMark Haverkamp while (*cp == ' ') 778794d0601SMark Haverkamp ++cp; 779794d0601SMark Haverkamp /* last six chars reserved for vol type */ 780794d0601SMark Haverkamp c = 0; 781794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 782794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 783794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 784794d0601SMark Haverkamp } 785794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 786794d0601SMark Haverkamp if (c) 787794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 788794d0601SMark Haverkamp } else { 789794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7901da177e4SLinus Torvalds 7911da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 792794d0601SMark Haverkamp /* last six chars reserved for vol type */ 793794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 794794d0601SMark Haverkamp } 7951da177e4SLinus Torvalds 7966391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7971da177e4SLinus Torvalds char *findit = str->pid; 7981da177e4SLinus Torvalds 7991da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 8001da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 8011da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 8021da177e4SLinus Torvalds *(findit -= 4) = ' '; 803794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 804794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 8051da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 8061da177e4SLinus Torvalds } 8071da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 8081da177e4SLinus Torvalds } 8091da177e4SLinus Torvalds 81088e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 81188e2f98eSSalyzyn, Mark { 81288e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 81388e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 81488e2f98eSSalyzyn, Mark 81588e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 81688e2f98eSSalyzyn, Mark 81788e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 81888e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 81988e2f98eSSalyzyn, Mark return; 82088e2f98eSSalyzyn, Mark 82188e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 82288e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 82388e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 82488e2f98eSSalyzyn, Mark char sp[13]; 82588e2f98eSSalyzyn, Mark /* EVPD bit set */ 82688e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 82788e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 82888e2f98eSSalyzyn, Mark sp[2] = 0; 82988e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 83088e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 831d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, sp, sizeof(sp)); 83288e2f98eSSalyzyn, Mark } 83388e2f98eSSalyzyn, Mark 83488e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 83588e2f98eSSalyzyn, Mark 83688e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 83788e2f98eSSalyzyn, Mark aac_fib_free(fibptr); 83888e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 83988e2f98eSSalyzyn, Mark } 84088e2f98eSSalyzyn, Mark 84188e2f98eSSalyzyn, Mark /** 84288e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 84388e2f98eSSalyzyn, Mark */ 84488e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 84588e2f98eSSalyzyn, Mark { 84688e2f98eSSalyzyn, Mark int status; 84788e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 84888e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 84988e2f98eSSalyzyn, Mark struct aac_dev * dev; 85088e2f98eSSalyzyn, Mark 85188e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 85288e2f98eSSalyzyn, Mark 85388e2f98eSSalyzyn, Mark if (!(cmd_fibcontext = aac_fib_alloc(dev))) 85488e2f98eSSalyzyn, Mark return -ENOMEM; 85588e2f98eSSalyzyn, Mark 85688e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 85788e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 85888e2f98eSSalyzyn, Mark 85988e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 86088e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 86188e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 86288e2f98eSSalyzyn, Mark 86388e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 86488e2f98eSSalyzyn, Mark cmd_fibcontext, 86588e2f98eSSalyzyn, Mark sizeof (struct aac_get_serial), 86688e2f98eSSalyzyn, Mark FsaNormal, 86788e2f98eSSalyzyn, Mark 0, 1, 86888e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 86988e2f98eSSalyzyn, Mark (void *) scsicmd); 87088e2f98eSSalyzyn, Mark 87188e2f98eSSalyzyn, Mark /* 87288e2f98eSSalyzyn, Mark * Check that the command queued to the controller 87388e2f98eSSalyzyn, Mark */ 87488e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 87588e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 87688e2f98eSSalyzyn, Mark return 0; 87788e2f98eSSalyzyn, Mark } 87888e2f98eSSalyzyn, Mark 87988e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 88088e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 88188e2f98eSSalyzyn, Mark aac_fib_free(cmd_fibcontext); 88288e2f98eSSalyzyn, Mark return -1; 88388e2f98eSSalyzyn, Mark } 88488e2f98eSSalyzyn, Mark 88588e2f98eSSalyzyn, Mark /* Function: setinqserial 88688e2f98eSSalyzyn, Mark * 88788e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 88888e2f98eSSalyzyn, Mark * 88988e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 89088e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 89188e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 89288e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 89388e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 89488e2f98eSSalyzyn, Mark */ 89588e2f98eSSalyzyn, Mark 89688e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 89788e2f98eSSalyzyn, Mark { 89888e2f98eSSalyzyn, Mark /* 89988e2f98eSSalyzyn, Mark * This breaks array migration. 90088e2f98eSSalyzyn, Mark */ 90188e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 90288e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 90388e2f98eSSalyzyn, Mark } 90488e2f98eSSalyzyn, Mark 9058e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 9068e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 9071da177e4SLinus Torvalds { 9088e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 9098e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 9108e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 9111da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 9121da177e4SLinus Torvalds 9131da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 9141da177e4SLinus Torvalds 9151da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 9161da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 9178e31e607SSalyzyn, Mark 9181da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 9198e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 9201da177e4SLinus Torvalds 9218e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 9221da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 9231da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 9248e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 9251da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 9261da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 9271da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 9288e31e607SSalyzyn, Mark } else 9298e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 9301da177e4SLinus Torvalds } 9311da177e4SLinus Torvalds 932e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 933e8f32de5SMark Haverkamp { 934e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 935e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 936e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 937e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 938e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 9398e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 9408e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 9418e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 942e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9433ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 9443ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 945e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 946e8f32de5SMark Haverkamp return 1; 947e8f32de5SMark Haverkamp } 948e8f32de5SMark Haverkamp return 0; 949e8f32de5SMark Haverkamp } 950e8f32de5SMark Haverkamp 951e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 952e8f32de5SMark Haverkamp { 953e8f32de5SMark Haverkamp return 0; 954e8f32de5SMark Haverkamp } 955e8f32de5SMark Haverkamp 956e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 957e8f32de5SMark Haverkamp 958e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 959e8f32de5SMark Haverkamp { 960e8f32de5SMark Haverkamp u16 fibsize; 961e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 962e8f32de5SMark Haverkamp aac_fib_init(fib); 963e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 964e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 965e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 966e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 967e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 9689d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 969e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 970e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 971e8f32de5SMark Haverkamp 972e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 973e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 974e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 975e8f32de5SMark Haverkamp /* 976e8f32de5SMark Haverkamp * Now send the Fib to the adapter 977e8f32de5SMark Haverkamp */ 978e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 979e8f32de5SMark Haverkamp fib, 980e8f32de5SMark Haverkamp fibsize, 981e8f32de5SMark Haverkamp FsaNormal, 982e8f32de5SMark Haverkamp 0, 1, 983e8f32de5SMark Haverkamp (fib_callback) io_callback, 984e8f32de5SMark Haverkamp (void *) cmd); 985e8f32de5SMark Haverkamp } 986e8f32de5SMark Haverkamp 987e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 988e8f32de5SMark Haverkamp { 989e8f32de5SMark Haverkamp u16 fibsize; 990e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 991e8f32de5SMark Haverkamp aac_fib_init(fib); 992e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 993e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 994e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 995e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 996e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 997e8f32de5SMark Haverkamp readcmd->pad = 0; 998e8f32de5SMark Haverkamp readcmd->flags = 0; 999e8f32de5SMark Haverkamp 1000e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 1001e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1002e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1003e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1004e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1005e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1006e8f32de5SMark Haverkamp /* 1007e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1008e8f32de5SMark Haverkamp */ 1009e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1010e8f32de5SMark Haverkamp fib, 1011e8f32de5SMark Haverkamp fibsize, 1012e8f32de5SMark Haverkamp FsaNormal, 1013e8f32de5SMark Haverkamp 0, 1, 1014e8f32de5SMark Haverkamp (fib_callback) io_callback, 1015e8f32de5SMark Haverkamp (void *) cmd); 1016e8f32de5SMark Haverkamp } 1017e8f32de5SMark Haverkamp 1018e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1019e8f32de5SMark Haverkamp { 1020e8f32de5SMark Haverkamp u16 fibsize; 1021e8f32de5SMark Haverkamp struct aac_read *readcmd; 1022e8f32de5SMark Haverkamp aac_fib_init(fib); 1023e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1024e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1025f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1026e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1027e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 1028e8f32de5SMark Haverkamp 1029e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 1030e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1031e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1032e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1033e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1034e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1035e8f32de5SMark Haverkamp /* 1036e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1037e8f32de5SMark Haverkamp */ 1038e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1039e8f32de5SMark Haverkamp fib, 1040e8f32de5SMark Haverkamp fibsize, 1041e8f32de5SMark Haverkamp FsaNormal, 1042e8f32de5SMark Haverkamp 0, 1, 1043e8f32de5SMark Haverkamp (fib_callback) io_callback, 1044e8f32de5SMark Haverkamp (void *) cmd); 1045e8f32de5SMark Haverkamp } 1046e8f32de5SMark Haverkamp 10479d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1048e8f32de5SMark Haverkamp { 1049e8f32de5SMark Haverkamp u16 fibsize; 1050e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 1051e8f32de5SMark Haverkamp aac_fib_init(fib); 1052e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1053e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1054e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1055e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 1056e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 105795e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 105895e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 10599d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 10609d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 1061e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1062e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 1063e8f32de5SMark Haverkamp 1064e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 1065e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1066e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1067e8f32de5SMark Haverkamp /* 1068e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1069e8f32de5SMark Haverkamp */ 1070e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 1071e8f32de5SMark Haverkamp fib, 1072e8f32de5SMark Haverkamp fibsize, 1073e8f32de5SMark Haverkamp FsaNormal, 1074e8f32de5SMark Haverkamp 0, 1, 1075e8f32de5SMark Haverkamp (fib_callback) io_callback, 1076e8f32de5SMark Haverkamp (void *) cmd); 1077e8f32de5SMark Haverkamp } 1078e8f32de5SMark Haverkamp 10799d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1080e8f32de5SMark Haverkamp { 1081e8f32de5SMark Haverkamp u16 fibsize; 1082e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 1083e8f32de5SMark Haverkamp aac_fib_init(fib); 1084e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1085e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1086e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1087e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1088e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1089e8f32de5SMark Haverkamp writecmd->pad = 0; 1090e8f32de5SMark Haverkamp writecmd->flags = 0; 1091e8f32de5SMark Haverkamp 1092e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 1093e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1094e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1095e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1096e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1097e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1098e8f32de5SMark Haverkamp /* 1099e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1100e8f32de5SMark Haverkamp */ 1101e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1102e8f32de5SMark Haverkamp fib, 1103e8f32de5SMark Haverkamp fibsize, 1104e8f32de5SMark Haverkamp FsaNormal, 1105e8f32de5SMark Haverkamp 0, 1, 1106e8f32de5SMark Haverkamp (fib_callback) io_callback, 1107e8f32de5SMark Haverkamp (void *) cmd); 1108e8f32de5SMark Haverkamp } 1109e8f32de5SMark Haverkamp 11109d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1111e8f32de5SMark Haverkamp { 1112e8f32de5SMark Haverkamp u16 fibsize; 1113e8f32de5SMark Haverkamp struct aac_write *writecmd; 1114e8f32de5SMark Haverkamp aac_fib_init(fib); 1115e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1116e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1117f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1118e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1119e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 1120e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1121e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1122e8f32de5SMark Haverkamp 1123e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 1124e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1125e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1126e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1127e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1128e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1129e8f32de5SMark Haverkamp /* 1130e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1131e8f32de5SMark Haverkamp */ 1132e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1133e8f32de5SMark Haverkamp fib, 1134e8f32de5SMark Haverkamp fibsize, 1135e8f32de5SMark Haverkamp FsaNormal, 1136e8f32de5SMark Haverkamp 0, 1, 1137e8f32de5SMark Haverkamp (fib_callback) io_callback, 1138e8f32de5SMark Haverkamp (void *) cmd); 1139e8f32de5SMark Haverkamp } 1140e8f32de5SMark Haverkamp 1141e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1142e8f32de5SMark Haverkamp { 1143e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1144e8f32de5SMark Haverkamp u32 flag; 1145e8f32de5SMark Haverkamp u32 timeout; 1146e8f32de5SMark Haverkamp 1147e8f32de5SMark Haverkamp aac_fib_init(fib); 1148e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1149e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1150e8f32de5SMark Haverkamp flag = SRB_DataOut; 1151e8f32de5SMark Haverkamp break; 1152e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1153e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1154e8f32de5SMark Haverkamp break; 1155e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1156e8f32de5SMark Haverkamp flag = SRB_DataIn; 1157e8f32de5SMark Haverkamp break; 1158e8f32de5SMark Haverkamp case DMA_NONE: 1159e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1160e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1161e8f32de5SMark Haverkamp break; 1162e8f32de5SMark Haverkamp } 1163e8f32de5SMark Haverkamp 1164e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1165e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1166e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1167e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1168e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1169e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1170242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1171e8f32de5SMark Haverkamp if (timeout == 0) 1172e8f32de5SMark Haverkamp timeout = 1; 1173e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1174e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1175e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1176e8f32de5SMark Haverkamp return srbcmd; 1177e8f32de5SMark Haverkamp } 1178e8f32de5SMark Haverkamp 1179e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1180e8f32de5SMark Haverkamp 1181e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1182e8f32de5SMark Haverkamp { 1183e8f32de5SMark Haverkamp u16 fibsize; 1184e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1185e8f32de5SMark Haverkamp 1186e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1187727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1188e8f32de5SMark Haverkamp 1189e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1190e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1191e8f32de5SMark Haverkamp /* 1192e8f32de5SMark Haverkamp * Build Scatter/Gather list 1193e8f32de5SMark Haverkamp */ 1194e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1195e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1196e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1197e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1198e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1199e8f32de5SMark Haverkamp 1200e8f32de5SMark Haverkamp /* 1201e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1202e8f32de5SMark Haverkamp */ 1203e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1204e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1205e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1206e8f32de5SMark Haverkamp (void *) cmd); 1207e8f32de5SMark Haverkamp } 1208e8f32de5SMark Haverkamp 1209e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1210e8f32de5SMark Haverkamp { 1211e8f32de5SMark Haverkamp u16 fibsize; 1212e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1213e8f32de5SMark Haverkamp 1214e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1215727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1216e8f32de5SMark Haverkamp 1217e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1218e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1219e8f32de5SMark Haverkamp /* 1220e8f32de5SMark Haverkamp * Build Scatter/Gather list 1221e8f32de5SMark Haverkamp */ 1222e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1223e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1224e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1225e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1226e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1227e8f32de5SMark Haverkamp 1228e8f32de5SMark Haverkamp /* 1229e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1230e8f32de5SMark Haverkamp */ 1231e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1232e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1233e8f32de5SMark Haverkamp } 1234e8f32de5SMark Haverkamp 123594cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 123694cf6ba1SSalyzyn, Mark { 1237d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 123894cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 123994cf6ba1SSalyzyn, Mark return FAILED; 124094cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 124194cf6ba1SSalyzyn, Mark } 124294cf6ba1SSalyzyn, Mark 12431da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 12441da177e4SLinus Torvalds { 12451da177e4SLinus Torvalds struct fib* fibptr; 12461da177e4SLinus Torvalds int rcode; 12471da177e4SLinus Torvalds u32 tmp; 12487c00ffa3SMark Haverkamp struct aac_adapter_info *info; 124984971738SMark Haverkamp struct aac_bus_info *command; 125084971738SMark Haverkamp struct aac_bus_info_response *bus_info; 12517c00ffa3SMark Haverkamp 1252bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 12531da177e4SLinus Torvalds return -ENOMEM; 12541da177e4SLinus Torvalds 1255bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12561da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 12577c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 12581da177e4SLinus Torvalds 1259bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 12601da177e4SLinus Torvalds fibptr, 12617c00ffa3SMark Haverkamp sizeof(*info), 12621da177e4SLinus Torvalds FsaNormal, 12639203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 12641da177e4SLinus Torvalds NULL, 12651da177e4SLinus Torvalds NULL); 12661da177e4SLinus Torvalds 12677c00ffa3SMark Haverkamp if (rcode < 0) { 1268cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1269cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1270cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1271bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1272bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1273cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 12747c00ffa3SMark Haverkamp return rcode; 12757c00ffa3SMark Haverkamp } 12767c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 12777c00ffa3SMark Haverkamp 12787c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 127906a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 12807c00ffa3SMark Haverkamp 1281bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12827c00ffa3SMark Haverkamp 128306a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 12847c00ffa3SMark Haverkamp 128506a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 12867c00ffa3SMark Haverkamp 1287bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 12887c00ffa3SMark Haverkamp fibptr, 128906a43d17SSalyzyn, Mark sizeof(*sinfo), 12907c00ffa3SMark Haverkamp FsaNormal, 12917c00ffa3SMark Haverkamp 1, 1, 12927c00ffa3SMark Haverkamp NULL, 12937c00ffa3SMark Haverkamp NULL); 12947c00ffa3SMark Haverkamp 12957c00ffa3SMark Haverkamp if (rcode >= 0) 129606a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1297cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1298cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1299cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1300cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1301cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1302cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 13037c00ffa3SMark Haverkamp } 13041da177e4SLinus Torvalds 130584971738SMark Haverkamp 130684971738SMark Haverkamp /* 130784971738SMark Haverkamp * GetBusInfo 130884971738SMark Haverkamp */ 130984971738SMark Haverkamp 1310bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 131184971738SMark Haverkamp 131284971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 131384971738SMark Haverkamp 131484971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 131584971738SMark Haverkamp 131684971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 131784971738SMark Haverkamp 131884971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 131984971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 132084971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 132184971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 132284971738SMark Haverkamp 1323bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 132484971738SMark Haverkamp fibptr, 132584971738SMark Haverkamp sizeof (*bus_info), 132684971738SMark Haverkamp FsaNormal, 132784971738SMark Haverkamp 1, 1, 132884971738SMark Haverkamp NULL, NULL); 132984971738SMark Haverkamp 133094cf6ba1SSalyzyn, Mark /* reasoned default */ 133194cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 133284971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 133384971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 133484971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 133584971738SMark Haverkamp } 133684971738SMark Haverkamp 13378c867b25SMark Haverkamp if (!dev->in_reset) { 133824f02e1dSSalyzyn, Mark char buffer[16]; 13391da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 13407c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 13411da177e4SLinus Torvalds dev->name, 13421da177e4SLinus Torvalds dev->id, 13431da177e4SLinus Torvalds tmp>>24, 13441da177e4SLinus Torvalds (tmp>>16)&0xff, 13451da177e4SLinus Torvalds tmp&0xff, 13467c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 13477c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 13487c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 13491da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 13501da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 13511da177e4SLinus Torvalds dev->name, dev->id, 13521da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13531da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 13541da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 13551da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 13561da177e4SLinus Torvalds dev->name, dev->id, 13571da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13581da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 135924f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1360ee959b00STony Jones if (aac_get_serial_number( 136124f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 136224f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 136324f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1364a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1365a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1366a45c863fSSalyzyn, Mark dev->name, dev->id, 1367a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1368a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1369a45c863fSSalyzyn, Mark } 13702f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 137129c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1372a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 137329c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 137429c97684SSalyzyn, Mark dev->name, dev->id); 137529c97684SSalyzyn, Mark } 13768c867b25SMark Haverkamp } 13771da177e4SLinus Torvalds 137895e852e1SSalyzyn, Mark dev->cache_protected = 0; 1379cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 1380cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 13811da177e4SLinus Torvalds dev->nondasd_support = 0; 13821da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 138395e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 13841da177e4SLinus Torvalds dev->nondasd_support = 1; 13851da177e4SLinus Torvalds 13861da177e4SLinus Torvalds /* 13871da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 13881da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 13891da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 13901da177e4SLinus Torvalds * additional changes changes will have to be made to support 13911da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 13921da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 13931da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 13941da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 13951da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 13961da177e4SLinus Torvalds */ 13971da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 13981da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 13991da177e4SLinus Torvalds dev->nondasd_support = 1; 14001da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 14011da177e4SLinus Torvalds } 14021da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 14031da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 14041da177e4SLinus Torvalds dev->name, dev->id); 14051da177e4SLinus Torvalds 140695e852e1SSalyzyn, Mark if (nondasd != -1) 14071da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 14082f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 14091da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 14101da177e4SLinus Torvalds 1411e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 1412d8e96507SLeubner, Achim dev->needs_dac = 1; 14131da177e4SLinus Torvalds dev->dac_support = 0; 1414d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 1415d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 14162f7ecc55SSalyzyn, Mark if (!dev->in_reset) 14172f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 14182f7ecc55SSalyzyn, Mark dev->name, dev->id); 14191da177e4SLinus Torvalds dev->dac_support = 1; 14201da177e4SLinus Torvalds } 14211da177e4SLinus Torvalds 14221da177e4SLinus Torvalds if(dacmode != -1) { 14231da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 14241da177e4SLinus Torvalds } 1425d8e96507SLeubner, Achim 1426d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 1427d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 1428d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 1429d8e96507SLeubner, Achim dev->nondasd_support = 0; 1430d8e96507SLeubner, Achim dev->jbod = 0; 1431d8e96507SLeubner, Achim expose_physicals = 0; 1432d8e96507SLeubner, Achim } 1433d8e96507SLeubner, Achim 14341da177e4SLinus Torvalds if(dev->dac_support != 0) { 14356a35528aSYang Hongyang if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && 14366a35528aSYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 14372f7ecc55SSalyzyn, Mark if (!dev->in_reset) 14381da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 14391da177e4SLinus Torvalds dev->name, dev->id); 1440284901a9SYang Hongyang } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && 1441284901a9SYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 14421da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 14431da177e4SLinus Torvalds dev->name, dev->id); 14441da177e4SLinus Torvalds dev->dac_support = 0; 14451da177e4SLinus Torvalds } else { 14461da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 14471da177e4SLinus Torvalds dev->name, dev->id); 14481da177e4SLinus Torvalds rcode = -ENOMEM; 14491da177e4SLinus Torvalds } 14501da177e4SLinus Torvalds } 14517c00ffa3SMark Haverkamp /* 1452e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1453e8f32de5SMark Haverkamp * interface. 14547c00ffa3SMark Haverkamp */ 1455e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 145694cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 145794cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 145894cf6ba1SSalyzyn, Mark : aac_scsi_64) 1459e8f32de5SMark Haverkamp : aac_scsi_32; 1460e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1461e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1462e8f32de5SMark Haverkamp ? aac_bounds_64 1463e8f32de5SMark Haverkamp : aac_bounds_32; 1464e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1465e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1466e8f32de5SMark Haverkamp } else { 1467e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 14687c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 14697c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 147063a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 147163a70eeaSMark Haverkamp sizeof(struct sgentry); 14727c00ffa3SMark Haverkamp if (dev->dac_support) { 1473e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1474e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 14757c00ffa3SMark Haverkamp /* 14767c00ffa3SMark Haverkamp * 38 scatter gather elements 14777c00ffa3SMark Haverkamp */ 14787c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 14797c00ffa3SMark Haverkamp (dev->max_fib_size - 14807c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 14817c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 148263a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 148363a70eeaSMark Haverkamp sizeof(struct sgentry64); 1484e8f32de5SMark Haverkamp } else { 1485e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1486e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 14877c00ffa3SMark Haverkamp } 14887c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 14897c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 14907c00ffa3SMark Haverkamp /* 14917c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 14927c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 14937c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 14947c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 14957c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 14967c00ffa3SMark Haverkamp * element. 14977c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 14987c00ffa3SMark Haverkamp */ 14997c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 15007c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 15017c00ffa3SMark Haverkamp } 15020e68c003SMark Haverkamp } 1503cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 1504cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1505bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1506bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1507cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 15081da177e4SLinus Torvalds 15091da177e4SLinus Torvalds return rcode; 15101da177e4SLinus Torvalds } 15111da177e4SLinus Torvalds 15121da177e4SLinus Torvalds 1513e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 15141da177e4SLinus Torvalds { 15151da177e4SLinus Torvalds struct aac_dev *dev; 15161da177e4SLinus Torvalds struct aac_read_reply *readreply; 15171da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 15181da177e4SLinus Torvalds u32 cid; 15191da177e4SLinus Torvalds 15201da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 15211da177e4SLinus Torvalds 152203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 152303d44337SMark Haverkamp return; 152403d44337SMark Haverkamp 15251a655040SSalyzyn, Mark dev = fibptr->dev; 1526e5718774SMark Haverkamp cid = scmd_id(scsicmd); 15271da177e4SLinus Torvalds 15287a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 15297a8cf29dSMark Haverkamp u64 lba; 15307a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 15317a8cf29dSMark Haverkamp case WRITE_6: 15327a8cf29dSMark Haverkamp case READ_6: 15337a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 15347a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15357a8cf29dSMark Haverkamp break; 15367a8cf29dSMark Haverkamp case WRITE_16: 15377a8cf29dSMark Haverkamp case READ_16: 15387a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15417a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15427a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15437a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15447a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15457a8cf29dSMark Haverkamp break; 15467a8cf29dSMark Haverkamp case WRITE_12: 15477a8cf29dSMark Haverkamp case READ_12: 15487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15497a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15507a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15517a8cf29dSMark Haverkamp break; 15527a8cf29dSMark Haverkamp default: 15537a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15547a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15557a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15567a8cf29dSMark Haverkamp break; 15577a8cf29dSMark Haverkamp } 15587a8cf29dSMark Haverkamp printk(KERN_DEBUG 15597a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 15607a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 15617a8cf29dSMark Haverkamp } 15621da177e4SLinus Torvalds 1563125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 15641da177e4SLinus Torvalds 1565727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1566727eead6SFUJITA Tomonori 15671da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 1568655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 1569655d722cSMark Salyzyn case ST_OK: 1570655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1571655d722cSMark Salyzyn SAM_STAT_GOOD; 1572655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 1573655d722cSMark Salyzyn break; 1574655d722cSMark Salyzyn case ST_NOT_READY: 1575655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1576655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 1577655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 1578655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 1579655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1580655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1581655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 1582655d722cSMark Salyzyn break; 1583655d722cSMark Salyzyn default: 15847c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1585e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 15861da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 15877c00ffa3SMark Haverkamp #endif 1588655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1589655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 15908e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 15918e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 15928e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 15931da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15943ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 15953ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1596655d722cSMark Salyzyn break; 15971da177e4SLinus Torvalds } 1598bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1599bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 16001da177e4SLinus Torvalds 16018e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16021da177e4SLinus Torvalds } 16031da177e4SLinus Torvalds 16049e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 16051da177e4SLinus Torvalds { 16067a8cf29dSMark Haverkamp u64 lba; 16071da177e4SLinus Torvalds u32 count; 16081da177e4SLinus Torvalds int status; 16091da177e4SLinus Torvalds struct aac_dev *dev; 16101da177e4SLinus Torvalds struct fib * cmd_fibcontext; 1611da3cc679SRajashekhara, Mahesh int cid; 16121da177e4SLinus Torvalds 16131da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 16141da177e4SLinus Torvalds /* 16151da177e4SLinus Torvalds * Get block address and transfer length 16161da177e4SLinus Torvalds */ 16177a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 16187a8cf29dSMark Haverkamp case READ_6: 16199e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 16201da177e4SLinus Torvalds 16217a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 16227a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 16231da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 16241da177e4SLinus Torvalds 16251da177e4SLinus Torvalds if (count == 0) 16261da177e4SLinus Torvalds count = 256; 16277a8cf29dSMark Haverkamp break; 16287a8cf29dSMark Haverkamp case READ_16: 16299e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 16307a8cf29dSMark Haverkamp 16317a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 16327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 16337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 16347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 16357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 16367a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16377a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16387a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 16397a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 16407a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 16417a8cf29dSMark Haverkamp break; 16427a8cf29dSMark Haverkamp case READ_12: 16439e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 16447a8cf29dSMark Haverkamp 16457a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 16467a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 16477a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16487a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 16497a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16507a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16517a8cf29dSMark Haverkamp break; 16527a8cf29dSMark Haverkamp default: 16539e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 16541da177e4SLinus Torvalds 16557a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 16567a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 16577a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16581da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 16597a8cf29dSMark Haverkamp break; 16601da177e4SLinus Torvalds } 1661da3cc679SRajashekhara, Mahesh 1662da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 1663da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 1664da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1665da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1666da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 1667da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 1668da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 1669da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1670da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1671da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1672da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 1673da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 1674da3cc679SRajashekhara, Mahesh return 1; 1675da3cc679SRajashekhara, Mahesh } 1676da3cc679SRajashekhara, Mahesh 16777a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 16787c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1679e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 16807a8cf29dSMark Haverkamp return 0; 16811da177e4SLinus Torvalds /* 16821da177e4SLinus Torvalds * Alocate and initialize a Fib 16831da177e4SLinus Torvalds */ 1684bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 1685cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech printk(KERN_WARNING "aac_read: fib allocation failed\n"); 16861da177e4SLinus Torvalds return -1; 16871da177e4SLinus Torvalds } 16881da177e4SLinus Torvalds 1689e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 16901da177e4SLinus Torvalds 16911da177e4SLinus Torvalds /* 16921da177e4SLinus Torvalds * Check that the command queued to the controller 16931da177e4SLinus Torvalds */ 169477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 169577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16961da177e4SLinus Torvalds return 0; 169777d644d4SMark Haverkamp } 16981da177e4SLinus Torvalds 1699bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 17001da177e4SLinus Torvalds /* 17011da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 17021da177e4SLinus Torvalds */ 17031da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 17048e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1705bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1706bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 17071da177e4SLinus Torvalds return 0; 17081da177e4SLinus Torvalds } 17091da177e4SLinus Torvalds 17109e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 17111da177e4SLinus Torvalds { 17127a8cf29dSMark Haverkamp u64 lba; 17131da177e4SLinus Torvalds u32 count; 17149d399cc7SSalyzyn, Mark int fua; 17151da177e4SLinus Torvalds int status; 17161da177e4SLinus Torvalds struct aac_dev *dev; 17171da177e4SLinus Torvalds struct fib * cmd_fibcontext; 1718da3cc679SRajashekhara, Mahesh int cid; 17191da177e4SLinus Torvalds 17201da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 17211da177e4SLinus Torvalds /* 17221da177e4SLinus Torvalds * Get block address and transfer length 17231da177e4SLinus Torvalds */ 17241da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 17251da177e4SLinus Torvalds { 17261da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 17271da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 17281da177e4SLinus Torvalds if (count == 0) 17291da177e4SLinus Torvalds count = 256; 17309d399cc7SSalyzyn, Mark fua = 0; 17317a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 17329e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 17337a8cf29dSMark Haverkamp 17347a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 17357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 17367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 17377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 17387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 17397a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 17407a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 17417a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 17427a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 17439d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 17447a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 17459e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 17467a8cf29dSMark Haverkamp 17477a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 17487a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 17497a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 17507a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 17519d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 17521da177e4SLinus Torvalds } else { 17539e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 17547a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 17551da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 17569d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 17571da177e4SLinus Torvalds } 1758da3cc679SRajashekhara, Mahesh 1759da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 1760da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 1761da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1762da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1763da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 1764da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 1765da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 1766da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1767da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1768da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1769da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 1770da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 1771da3cc679SRajashekhara, Mahesh return 1; 1772da3cc679SRajashekhara, Mahesh } 1773da3cc679SRajashekhara, Mahesh 17747a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 17751da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1776e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 17777a8cf29dSMark Haverkamp return 0; 17781da177e4SLinus Torvalds /* 17791da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 17801da177e4SLinus Torvalds */ 1781bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 1782cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB temporarily unavailable,not catastrophic failure */ 1783cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 1784cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* scsicmd->result = DID_ERROR << 16; 1785cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * scsicmd->scsi_done(scsicmd); 1786cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * return 0; 1787cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech */ 1788cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech printk(KERN_WARNING "aac_write: fib allocation failed\n"); 1789cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -1; 17901da177e4SLinus Torvalds } 17911da177e4SLinus Torvalds 17929d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 17931da177e4SLinus Torvalds 17941da177e4SLinus Torvalds /* 17951da177e4SLinus Torvalds * Check that the command queued to the controller 17961da177e4SLinus Torvalds */ 179777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 179877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 17991da177e4SLinus Torvalds return 0; 18001da177e4SLinus Torvalds } 18011da177e4SLinus Torvalds 1802bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 18031da177e4SLinus Torvalds /* 18041da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 18051da177e4SLinus Torvalds */ 18061da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 18078e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 18081da177e4SLinus Torvalds 1809bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1810bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 18111da177e4SLinus Torvalds return 0; 18121da177e4SLinus Torvalds } 18131da177e4SLinus Torvalds 18141da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 18151da177e4SLinus Torvalds { 18161da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 18171da177e4SLinus Torvalds struct scsi_cmnd *cmd; 18181da177e4SLinus Torvalds 18191da177e4SLinus Torvalds cmd = context; 18201da177e4SLinus Torvalds 182103d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 182203d44337SMark Haverkamp return; 182303d44337SMark Haverkamp 18241da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 18251da177e4SLinus Torvalds smp_processor_id(), jiffies)); 18261da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 18271da177e4SLinus Torvalds 18281da177e4SLinus Torvalds 18291da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 18301da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 18311da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 18321da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18331da177e4SLinus Torvalds else { 18341da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 18351a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1836e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 18371da177e4SLinus Torvalds printk(KERN_WARNING 18381da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 18391da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 18401da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 18411da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 18428e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 18438e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 18448e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 18451da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1846b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1847b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 18481da177e4SLinus Torvalds } 18491da177e4SLinus Torvalds 1850bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1851bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 18528e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 18531da177e4SLinus Torvalds } 18541da177e4SLinus Torvalds 18559e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 18561da177e4SLinus Torvalds { 18571da177e4SLinus Torvalds int status; 18581da177e4SLinus Torvalds struct fib *cmd_fibcontext; 18591da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 18601da177e4SLinus Torvalds struct scsi_cmnd *cmd; 18611da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 18621da177e4SLinus Torvalds int active = 0; 186390ee3466SMark Haverkamp struct aac_dev *aac; 1864b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 1865b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 1866b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 18671da177e4SLinus Torvalds unsigned long flags; 18681da177e4SLinus Torvalds 18691da177e4SLinus Torvalds /* 187077d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 187177d644d4SMark Haverkamp * specific target (block). 18721da177e4SLinus Torvalds */ 18731da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 18741da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 1875b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 1876b90f90d2SSalyzyn, Mark u64 cmnd_lba; 1877b90f90d2SSalyzyn, Mark u32 cmnd_count; 1878b90f90d2SSalyzyn, Mark 1879b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 1880b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 1881b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 1882b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 1883b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 1884b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 1885b90f90d2SSalyzyn, Mark cmnd_count = 256; 1886b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 1887b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 1888b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 1889b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 1890b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 1891b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 1892b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1893b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1894b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1895b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 1896b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 1897b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 1898b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 1899b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 1900b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1901b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1902b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1903b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1904b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 1905b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1906b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1907b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1908b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 1909b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1910b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1911b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1912b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1913b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 1914b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 1915b90f90d2SSalyzyn, Mark } else 1916b90f90d2SSalyzyn, Mark continue; 1917b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 1918b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 1919b90f90d2SSalyzyn, Mark continue; 19201da177e4SLinus Torvalds ++active; 19211da177e4SLinus Torvalds break; 19221da177e4SLinus Torvalds } 19231da177e4SLinus Torvalds 19241da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 19251da177e4SLinus Torvalds 19261da177e4SLinus Torvalds /* 19271da177e4SLinus Torvalds * Yield the processor (requeue for later) 19281da177e4SLinus Torvalds */ 19291da177e4SLinus Torvalds if (active) 19301da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 19311da177e4SLinus Torvalds 1932f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 19338c867b25SMark Haverkamp if (aac->in_reset) 19348c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 19358c867b25SMark Haverkamp 19361da177e4SLinus Torvalds /* 19377c00ffa3SMark Haverkamp * Allocate and initialize a Fib 19381da177e4SLinus Torvalds */ 193990ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 19401da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 19411da177e4SLinus Torvalds 1942bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 19431da177e4SLinus Torvalds 19441da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 19451da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 19461da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 19479e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 19481da177e4SLinus Torvalds synchronizecmd->count = 19491da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 19501da177e4SLinus Torvalds 19511da177e4SLinus Torvalds /* 19521da177e4SLinus Torvalds * Now send the Fib to the adapter 19531da177e4SLinus Torvalds */ 1954bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 19551da177e4SLinus Torvalds cmd_fibcontext, 19561da177e4SLinus Torvalds sizeof(struct aac_synchronize), 19571da177e4SLinus Torvalds FsaNormal, 19581da177e4SLinus Torvalds 0, 1, 19591da177e4SLinus Torvalds (fib_callback)synchronize_callback, 19601da177e4SLinus Torvalds (void *)scsicmd); 19611da177e4SLinus Torvalds 19621da177e4SLinus Torvalds /* 19631da177e4SLinus Torvalds * Check that the command queued to the controller 19641da177e4SLinus Torvalds */ 196577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 196677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 19671da177e4SLinus Torvalds return 0; 196877d644d4SMark Haverkamp } 19691da177e4SLinus Torvalds 19701da177e4SLinus Torvalds printk(KERN_WARNING 1971bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1972bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1973bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 19741da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 19751da177e4SLinus Torvalds } 19761da177e4SLinus Torvalds 1977655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 1978655d722cSMark Salyzyn { 1979655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 1980655d722cSMark Salyzyn 1981655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 1982655d722cSMark Salyzyn return; 1983655d722cSMark Salyzyn 1984655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 1985655d722cSMark Salyzyn 1986655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 1987655d722cSMark Salyzyn 1988655d722cSMark Salyzyn aac_fib_complete(fibptr); 1989655d722cSMark Salyzyn aac_fib_free(fibptr); 1990655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 1991655d722cSMark Salyzyn } 1992655d722cSMark Salyzyn 1993655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 1994655d722cSMark Salyzyn { 1995655d722cSMark Salyzyn int status; 1996655d722cSMark Salyzyn struct fib *cmd_fibcontext; 1997655d722cSMark Salyzyn struct aac_power_management *pmcmd; 1998655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 1999655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2000655d722cSMark Salyzyn 2001655d722cSMark Salyzyn if (!(aac->supplement_adapter_info.SupportedOptions2 & 2002655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2003655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2004655d722cSMark Salyzyn SAM_STAT_GOOD; 2005655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2006655d722cSMark Salyzyn return 0; 2007655d722cSMark Salyzyn } 2008655d722cSMark Salyzyn 2009655d722cSMark Salyzyn if (aac->in_reset) 2010655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2011655d722cSMark Salyzyn 2012655d722cSMark Salyzyn /* 2013655d722cSMark Salyzyn * Allocate and initialize a Fib 2014655d722cSMark Salyzyn */ 2015655d722cSMark Salyzyn cmd_fibcontext = aac_fib_alloc(aac); 2016655d722cSMark Salyzyn if (!cmd_fibcontext) 2017655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2018655d722cSMark Salyzyn 2019655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2020655d722cSMark Salyzyn 2021655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2022655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2023655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2024655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2025655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2026655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2027655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2028655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2029655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2030655d722cSMark Salyzyn 2031655d722cSMark Salyzyn /* 2032655d722cSMark Salyzyn * Now send the Fib to the adapter 2033655d722cSMark Salyzyn */ 2034655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2035655d722cSMark Salyzyn cmd_fibcontext, 2036655d722cSMark Salyzyn sizeof(struct aac_power_management), 2037655d722cSMark Salyzyn FsaNormal, 2038655d722cSMark Salyzyn 0, 1, 2039655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2040655d722cSMark Salyzyn (void *)scsicmd); 2041655d722cSMark Salyzyn 2042655d722cSMark Salyzyn /* 2043655d722cSMark Salyzyn * Check that the command queued to the controller 2044655d722cSMark Salyzyn */ 2045655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2046655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2047655d722cSMark Salyzyn return 0; 2048655d722cSMark Salyzyn } 2049655d722cSMark Salyzyn 2050655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2051655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2052655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2053655d722cSMark Salyzyn } 2054655d722cSMark Salyzyn 20551da177e4SLinus Torvalds /** 20561da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 20571da177e4SLinus Torvalds * @scsicmd: SCSI command block 20581da177e4SLinus Torvalds * 20591da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 20601da177e4SLinus Torvalds * aacraid firmware. 20611da177e4SLinus Torvalds */ 20621da177e4SLinus Torvalds 20631da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 20641da177e4SLinus Torvalds { 20651a655040SSalyzyn, Mark u32 cid; 20661da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 20671da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 20681da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 20691da177e4SLinus Torvalds 207090ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 207190ee3466SMark Haverkamp return -1; 20721da177e4SLinus Torvalds /* 20731da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 20741da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 20751da177e4SLinus Torvalds * itself. 20761da177e4SLinus Torvalds */ 20771a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 20781a655040SSalyzyn, Mark if (cid != host->this_id) { 20791a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 20801a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2081e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 20821da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 20831da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20841da177e4SLinus Torvalds return 0; 20851da177e4SLinus Torvalds } 20861da177e4SLinus Torvalds 20871da177e4SLinus Torvalds /* 20881da177e4SLinus Torvalds * If the target container doesn't exist, it may have 20891da177e4SLinus Torvalds * been newly created 20901da177e4SLinus Torvalds */ 2091655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2092655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2093655d722cSMark Salyzyn NOT_READY)) { 20941da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 20957a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 20967a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 20977a8cf29dSMark Haverkamp !(dev->raw_io_64) || 20987a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 20997a8cf29dSMark Haverkamp break; 21001da177e4SLinus Torvalds case INQUIRY: 21011da177e4SLinus Torvalds case READ_CAPACITY: 21021da177e4SLinus Torvalds case TEST_UNIT_READY: 21038c867b25SMark Haverkamp if (dev->in_reset) 21048c867b25SMark Haverkamp return -1; 2105fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2106fe76df42SMark Haverkamp aac_probe_container_callback2); 21071da177e4SLinus Torvalds default: 21081da177e4SLinus Torvalds break; 21091da177e4SLinus Torvalds } 21101da177e4SLinus Torvalds } 21111da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2112cb1042f2SSalyzyn, Mark if (dev->nondasd_support || expose_physicals || 2113cb1042f2SSalyzyn, Mark dev->jbod) { 21148c867b25SMark Haverkamp if (dev->in_reset) 21158c867b25SMark Haverkamp return -1; 21161da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 21171da177e4SLinus Torvalds } else { 21181da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 21191da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21201da177e4SLinus Torvalds return 0; 21211da177e4SLinus Torvalds } 21221da177e4SLinus Torvalds } 21231da177e4SLinus Torvalds } 21241da177e4SLinus Torvalds /* 21251da177e4SLinus Torvalds * else Command for the controller itself 21261da177e4SLinus Torvalds */ 21271da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 21281da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 21291da177e4SLinus Torvalds { 21301da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 21311da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 21328e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 21338e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 21348e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 21351da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 21363ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 21373ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 21381da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21391da177e4SLinus Torvalds return 0; 21401da177e4SLinus Torvalds } 21411da177e4SLinus Torvalds 21421da177e4SLinus Torvalds 21431da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 21441da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 21451da177e4SLinus Torvalds case INQUIRY: 21461da177e4SLinus Torvalds { 21473b2946ccSMark Haverkamp struct inquiry_data inq_data; 21481da177e4SLinus Torvalds 21491a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 21503b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 21511da177e4SLinus Torvalds 2152d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 215388e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 215488e2f98eSSalyzyn, Mark 215588e2f98eSSalyzyn, Mark /* EVPD bit set */ 215688e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 215788e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 215888e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 215988e2f98eSSalyzyn, Mark /* supported vital product data pages */ 216088e2f98eSSalyzyn, Mark arr[3] = 2; 216188e2f98eSSalyzyn, Mark arr[4] = 0x0; 216288e2f98eSSalyzyn, Mark arr[5] = 0x80; 216388e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2164d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 216588e2f98eSSalyzyn, Mark sizeof(inq_data)); 216688e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 216788e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 216888e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 216988e2f98eSSalyzyn, Mark /* unit serial number page */ 217088e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 217188e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 217288e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2173d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 217488e2f98eSSalyzyn, Mark sizeof(inq_data)); 2175d8e96507SLeubner, Achim if (aac_wwn != 2) 2176d8e96507SLeubner, Achim return aac_get_container_serial( 2177d8e96507SLeubner, Achim scsicmd); 2178d8e96507SLeubner, Achim /* SLES 10 SP1 special */ 2179d8e96507SLeubner, Achim scsicmd->result = DID_OK << 16 | 2180d8e96507SLeubner, Achim COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 218188e2f98eSSalyzyn, Mark } else { 218288e2f98eSSalyzyn, Mark /* vpd page not implemented */ 218388e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 218488e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 218588e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 21868e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 21878e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 21888e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 218988e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 219088e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 21913ace426fSSalyzyn, Mark min_t(size_t, 21923ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 21933ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 219488e2f98eSSalyzyn, Mark } 219588e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 219688e2f98eSSalyzyn, Mark return 0; 219788e2f98eSSalyzyn, Mark } 21983b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 21993b2946ccSMark 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 */ 22003b2946ccSMark Haverkamp inq_data.inqd_len = 31; 22011da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 22023b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 22031da177e4SLinus Torvalds /* 22041da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 22051da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 22061da177e4SLinus Torvalds */ 22071a655040SSalyzyn, Mark if (cid == host->this_id) { 22086391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 22093b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2210d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2211d4345028SFUJITA Tomonori sizeof(inq_data)); 22121da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22131da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22141da177e4SLinus Torvalds return 0; 22151da177e4SLinus Torvalds } 22168c867b25SMark Haverkamp if (dev->in_reset) 22178c867b25SMark Haverkamp return -1; 2218794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 22193b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2220d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 22219e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 22221da177e4SLinus Torvalds } 22237a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 22247a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 22257a8cf29dSMark Haverkamp !(dev->raw_io_64) || 22267a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 22277a8cf29dSMark Haverkamp break; 22287a8cf29dSMark Haverkamp { 22297a8cf29dSMark Haverkamp u64 capacity; 223007ce5ebaSMark Haverkamp char cp[13]; 2231b271f1c8SFUJITA Tomonori unsigned int alloc_len; 22327a8cf29dSMark Haverkamp 22337a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 22347a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 22357a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 22367a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 22377a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 22387a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 22397a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 22407a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 22417a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 22427a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 22437a8cf29dSMark Haverkamp cp[8] = 0; 22447a8cf29dSMark Haverkamp cp[9] = 0; 22457a8cf29dSMark Haverkamp cp[10] = 2; 22467a8cf29dSMark Haverkamp cp[11] = 0; 224707ce5ebaSMark Haverkamp cp[12] = 0; 224807ce5ebaSMark Haverkamp 2249b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2250b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2251b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2252b271f1c8SFUJITA Tomonori 2253b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2254d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2255b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2256b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2257b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 22587a8cf29dSMark Haverkamp 22597a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 22607a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 22617a8cf29dSMark Haverkamp 22627a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22637a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 22647a8cf29dSMark Haverkamp 22657a8cf29dSMark Haverkamp return 0; 22667a8cf29dSMark Haverkamp } 22677a8cf29dSMark Haverkamp 22681da177e4SLinus Torvalds case READ_CAPACITY: 22691da177e4SLinus Torvalds { 22701da177e4SLinus Torvalds u32 capacity; 22713b2946ccSMark Haverkamp char cp[8]; 22721da177e4SLinus Torvalds 22731da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 22747a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 22751da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 22761da177e4SLinus Torvalds else 22771da177e4SLinus Torvalds capacity = (u32)-1; 22783b2946ccSMark Haverkamp 22791da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 22801da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 22811da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 22821da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 22831da177e4SLinus Torvalds cp[4] = 0; 22841da177e4SLinus Torvalds cp[5] = 0; 22851da177e4SLinus Torvalds cp[6] = 2; 22861da177e4SLinus Torvalds cp[7] = 0; 2287d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 22887a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 22897a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2290655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2291655d722cSMark Salyzyn SAM_STAT_GOOD; 22921da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22931da177e4SLinus Torvalds 22941da177e4SLinus Torvalds return 0; 22951da177e4SLinus Torvalds } 22961da177e4SLinus Torvalds 22971da177e4SLinus Torvalds case MODE_SENSE: 22981da177e4SLinus Torvalds { 22999d399cc7SSalyzyn, Mark char mode_buf[7]; 23009d399cc7SSalyzyn, Mark int mode_buf_length = 4; 23011da177e4SLinus Torvalds 23021da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 23031da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 23041da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 23059d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 23069d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 23079d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 230895e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 23099d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 23101da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 23119d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 23129d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 23139d399cc7SSalyzyn, Mark mode_buf[0] = 6; 23149d399cc7SSalyzyn, Mark mode_buf[4] = 8; 23159d399cc7SSalyzyn, Mark mode_buf[5] = 1; 231695e852e1SSalyzyn, Mark mode_buf[6] = ((aac_cache & 6) == 2) 231795e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 23189d399cc7SSalyzyn, Mark mode_buf_length = 7; 23199d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 23209d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 23219d399cc7SSalyzyn, Mark } 2322d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); 23231da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23241da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23251da177e4SLinus Torvalds 23261da177e4SLinus Torvalds return 0; 23271da177e4SLinus Torvalds } 23281da177e4SLinus Torvalds case MODE_SENSE_10: 23291da177e4SLinus Torvalds { 23309d399cc7SSalyzyn, Mark char mode_buf[11]; 23319d399cc7SSalyzyn, Mark int mode_buf_length = 8; 23321da177e4SLinus Torvalds 23331da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 23341da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 23351da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 23361da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 23379d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 23389d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 23399d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 234095e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 23419d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 23421da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 23431da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 23441da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 23451da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 23469d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 23479d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 23489d399cc7SSalyzyn, Mark mode_buf[1] = 9; 23499d399cc7SSalyzyn, Mark mode_buf[8] = 8; 23509d399cc7SSalyzyn, Mark mode_buf[9] = 1; 235195e852e1SSalyzyn, Mark mode_buf[10] = ((aac_cache & 6) == 2) 235295e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 23539d399cc7SSalyzyn, Mark mode_buf_length = 11; 23549d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 23559d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 23569d399cc7SSalyzyn, Mark } 2357d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); 23581da177e4SLinus Torvalds 23591da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23601da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23611da177e4SLinus Torvalds 23621da177e4SLinus Torvalds return 0; 23631da177e4SLinus Torvalds } 23641da177e4SLinus Torvalds case REQUEST_SENSE: 23651da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 23661da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 23671da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 23681da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23691da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23701da177e4SLinus Torvalds return 0; 23711da177e4SLinus Torvalds 23721da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 23731da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 23741da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 23751da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 23761da177e4SLinus Torvalds else 23771da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 23781da177e4SLinus Torvalds 23791da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23801da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23811da177e4SLinus Torvalds return 0; 23821da177e4SLinus Torvalds /* 23831da177e4SLinus Torvalds * These commands are all No-Ops 23841da177e4SLinus Torvalds */ 23851da177e4SLinus Torvalds case TEST_UNIT_READY: 2386655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 2387655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2388655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2389655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 2390655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 2391655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 2392655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 2393655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 2394655d722cSMark Salyzyn min_t(size_t, 2395655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 2396655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2397655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2398655d722cSMark Salyzyn return 0; 2399655d722cSMark Salyzyn } 2400655d722cSMark Salyzyn /* FALLTHRU */ 24011da177e4SLinus Torvalds case RESERVE: 24021da177e4SLinus Torvalds case RELEASE: 24031da177e4SLinus Torvalds case REZERO_UNIT: 24041da177e4SLinus Torvalds case REASSIGN_BLOCKS: 24051da177e4SLinus Torvalds case SEEK_10: 24061da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24071da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 24081da177e4SLinus Torvalds return 0; 2409655d722cSMark Salyzyn 2410655d722cSMark Salyzyn case START_STOP: 2411655d722cSMark Salyzyn return aac_start_stop(scsicmd); 24121da177e4SLinus Torvalds } 24131da177e4SLinus Torvalds 24141da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 24151da177e4SLinus Torvalds { 24161da177e4SLinus Torvalds case READ_6: 24171da177e4SLinus Torvalds case READ_10: 24187a8cf29dSMark Haverkamp case READ_12: 24197a8cf29dSMark Haverkamp case READ_16: 24208c867b25SMark Haverkamp if (dev->in_reset) 24218c867b25SMark Haverkamp return -1; 24221da177e4SLinus Torvalds /* 24231da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 24241da177e4SLinus Torvalds * corresponds to a container. Needed to convert 24251da177e4SLinus Torvalds * containers to /dev/sd device names 24261da177e4SLinus Torvalds */ 24271da177e4SLinus Torvalds 24281da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 24297a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 24301da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 24317a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 24327a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 243377d644d4SMark Haverkamp 24349e7c349cSMark Haverkamp return aac_read(scsicmd); 24351da177e4SLinus Torvalds 24361da177e4SLinus Torvalds case WRITE_6: 24371da177e4SLinus Torvalds case WRITE_10: 24387a8cf29dSMark Haverkamp case WRITE_12: 24397a8cf29dSMark Haverkamp case WRITE_16: 24408c867b25SMark Haverkamp if (dev->in_reset) 24418c867b25SMark Haverkamp return -1; 24429e7c349cSMark Haverkamp return aac_write(scsicmd); 24431da177e4SLinus Torvalds 24441da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 244595e852e1SSalyzyn, Mark if (((aac_cache & 6) == 6) && dev->cache_protected) { 244695e852e1SSalyzyn, Mark scsicmd->result = DID_OK << 16 | 244795e852e1SSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 244895e852e1SSalyzyn, Mark scsicmd->scsi_done(scsicmd); 244995e852e1SSalyzyn, Mark return 0; 245095e852e1SSalyzyn, Mark } 24511da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 245295e852e1SSalyzyn, Mark if ((aac_cache & 6) != 2) 24539e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 245495e852e1SSalyzyn, Mark /* FALLTHRU */ 24551da177e4SLinus Torvalds default: 24561da177e4SLinus Torvalds /* 24571da177e4SLinus Torvalds * Unhandled commands 24581da177e4SLinus Torvalds */ 24597c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 24601da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24618e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24621da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 24638e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 24641da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24653ace426fSSalyzyn, Mark min_t(size_t, 24663ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 24673ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 24681da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 24691da177e4SLinus Torvalds return 0; 24701da177e4SLinus Torvalds } 24711da177e4SLinus Torvalds } 24721da177e4SLinus Torvalds 24731da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 24741da177e4SLinus Torvalds { 24751da177e4SLinus Torvalds struct aac_query_disk qd; 24761da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 24771da177e4SLinus Torvalds 24781da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 247990ee3466SMark Haverkamp if (!fsa_dev_ptr) 248065101355SMark Haverkamp return -EBUSY; 24811da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 24821da177e4SLinus Torvalds return -EFAULT; 24831da177e4SLinus Torvalds if (qd.cnum == -1) 2484e5718774SMark Haverkamp qd.cnum = qd.id; 24851da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 24861da177e4SLinus Torvalds { 24871da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 24881da177e4SLinus Torvalds return -EINVAL; 24891da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 24901da177e4SLinus Torvalds qd.bus = 0; 24911da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 24921da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 24931da177e4SLinus Torvalds } 24941da177e4SLinus Torvalds else return -EINVAL; 24951da177e4SLinus Torvalds 2496fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 24971da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 24981da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 24991da177e4SLinus Torvalds 25001da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 25011da177e4SLinus Torvalds qd.unmapped = 1; 25021da177e4SLinus Torvalds else 25031da177e4SLinus Torvalds qd.unmapped = 0; 25041da177e4SLinus Torvalds 25051da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 25061da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 25071da177e4SLinus Torvalds 25081da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 25091da177e4SLinus Torvalds return -EFAULT; 25101da177e4SLinus Torvalds return 0; 25111da177e4SLinus Torvalds } 25121da177e4SLinus Torvalds 25131da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 25141da177e4SLinus Torvalds { 25151da177e4SLinus Torvalds struct aac_delete_disk dd; 25161da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 25171da177e4SLinus Torvalds 25181da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 251965101355SMark Haverkamp if (!fsa_dev_ptr) 252065101355SMark Haverkamp return -EBUSY; 25211da177e4SLinus Torvalds 25221da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 25231da177e4SLinus Torvalds return -EFAULT; 25241da177e4SLinus Torvalds 25251da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 25261da177e4SLinus Torvalds return -EINVAL; 25271da177e4SLinus Torvalds /* 25281da177e4SLinus Torvalds * Mark this container as being deleted. 25291da177e4SLinus Torvalds */ 25301da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 25311da177e4SLinus Torvalds /* 25321da177e4SLinus Torvalds * Mark the container as no longer valid 25331da177e4SLinus Torvalds */ 25341da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 25351da177e4SLinus Torvalds return 0; 25361da177e4SLinus Torvalds } 25371da177e4SLinus Torvalds 25381da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 25391da177e4SLinus Torvalds { 25401da177e4SLinus Torvalds struct aac_delete_disk dd; 25411da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 25421da177e4SLinus Torvalds 25431da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 254490ee3466SMark Haverkamp if (!fsa_dev_ptr) 254565101355SMark Haverkamp return -EBUSY; 25461da177e4SLinus Torvalds 25471da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 25481da177e4SLinus Torvalds return -EFAULT; 25491da177e4SLinus Torvalds 25501da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 25511da177e4SLinus Torvalds return -EINVAL; 25521da177e4SLinus Torvalds /* 25531da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 25541da177e4SLinus Torvalds */ 25551da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 25561da177e4SLinus Torvalds return -EBUSY; 25571da177e4SLinus Torvalds else { 25581da177e4SLinus Torvalds /* 25591da177e4SLinus Torvalds * Mark the container as no longer being valid. 25601da177e4SLinus Torvalds */ 25611da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 25621da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 25631da177e4SLinus Torvalds return 0; 25641da177e4SLinus Torvalds } 25651da177e4SLinus Torvalds } 25661da177e4SLinus Torvalds 25671da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 25681da177e4SLinus Torvalds { 25691da177e4SLinus Torvalds switch (cmd) { 25701da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 25711da177e4SLinus Torvalds return query_disk(dev, arg); 25721da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 25731da177e4SLinus Torvalds return delete_disk(dev, arg); 25741da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 25751da177e4SLinus Torvalds return force_delete_disk(dev, arg); 25761da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 25771da177e4SLinus Torvalds return aac_get_containers(dev); 25781da177e4SLinus Torvalds default: 25791da177e4SLinus Torvalds return -ENOTTY; 25801da177e4SLinus Torvalds } 25811da177e4SLinus Torvalds } 25821da177e4SLinus Torvalds 25831da177e4SLinus Torvalds /** 25841da177e4SLinus Torvalds * 25851da177e4SLinus Torvalds * aac_srb_callback 25861da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 25871da177e4SLinus Torvalds * @fibptr: pointer to the fib 25881da177e4SLinus Torvalds * 25891da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 25901da177e4SLinus Torvalds * 25911da177e4SLinus Torvalds */ 25921da177e4SLinus Torvalds 25931da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 25941da177e4SLinus Torvalds { 25951da177e4SLinus Torvalds struct aac_dev *dev; 25961da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 25971da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 25981da177e4SLinus Torvalds 25991da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 260003d44337SMark Haverkamp 260103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 260203d44337SMark Haverkamp return; 260303d44337SMark Haverkamp 2604125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 26051da177e4SLinus Torvalds 26061a655040SSalyzyn, Mark dev = fibptr->dev; 26071a655040SSalyzyn, Mark 26081da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 26091da177e4SLinus Torvalds 26101da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 26111da177e4SLinus Torvalds /* 26121da177e4SLinus Torvalds * Calculate resid for sg 26131da177e4SLinus Torvalds */ 26141da177e4SLinus Torvalds 2615727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2616727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 26171da177e4SLinus Torvalds 2618727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 26191da177e4SLinus Torvalds 2620e3cc268fSRajashekhara, Mahesh /* expose physical device if expose_physicald flag is on */ 2621e3cc268fSRajashekhara, Mahesh if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 2622e3cc268fSRajashekhara, Mahesh && expose_physicals > 0) 2623e3cc268fSRajashekhara, Mahesh aac_expose_phy_device(scsicmd); 2624e3cc268fSRajashekhara, Mahesh 26251da177e4SLinus Torvalds /* 26261da177e4SLinus Torvalds * First check the fib status 26271da177e4SLinus Torvalds */ 26281da177e4SLinus Torvalds 26291da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 26301da177e4SLinus Torvalds int len; 26311da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 26323ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 26333ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 26341da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26351da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 26361da177e4SLinus Torvalds } 26371da177e4SLinus Torvalds 26381da177e4SLinus Torvalds /* 26391da177e4SLinus Torvalds * Next check the srb status 26401da177e4SLinus Torvalds */ 26411da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 26421da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 26431da177e4SLinus Torvalds case SRB_STATUS_PENDING: 26441da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 26451da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 26461da177e4SLinus Torvalds break; 26471da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 26481da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 26491da177e4SLinus Torvalds case READ_6: 26501da177e4SLinus Torvalds case WRITE_6: 26511da177e4SLinus Torvalds case READ_10: 26521da177e4SLinus Torvalds case WRITE_10: 26531da177e4SLinus Torvalds case READ_12: 26541da177e4SLinus Torvalds case WRITE_12: 26557a8cf29dSMark Haverkamp case READ_16: 26567a8cf29dSMark Haverkamp case WRITE_16: 26571da177e4SLinus Torvalds if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { 26581da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 26591da177e4SLinus Torvalds } else { 26601da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 26611da177e4SLinus Torvalds } 26621da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 26631da177e4SLinus Torvalds break; 26641da177e4SLinus Torvalds case INQUIRY: { 26651da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 26661da177e4SLinus Torvalds break; 26671da177e4SLinus Torvalds } 26681da177e4SLinus Torvalds default: 26691da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 26701da177e4SLinus Torvalds break; 26711da177e4SLinus Torvalds } 26721da177e4SLinus Torvalds break; 26731da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 26741da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 26751da177e4SLinus Torvalds break; 26761da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 26771da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 26781da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 26791da177e4SLinus Torvalds break; 26801da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 26811da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 26821da177e4SLinus Torvalds break; 26831da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 26841da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 26851da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 26861da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 26871da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 26881da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 26891da177e4SLinus Torvalds break; 26901da177e4SLinus Torvalds 26911da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 26921da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 26931da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 26941da177e4SLinus Torvalds break; 26951da177e4SLinus Torvalds 26961da177e4SLinus Torvalds case SRB_STATUS_BUSY: 2697760af100SSalyzyn, Mark scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 26981da177e4SLinus Torvalds break; 26991da177e4SLinus Torvalds 27001da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 27011da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 27021da177e4SLinus Torvalds break; 27031da177e4SLinus Torvalds 27041da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 27051da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 27061da177e4SLinus Torvalds break; 27071da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 27081da177e4SLinus Torvalds case SRB_STATUS_ERROR: 27091da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 27101da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 27111da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 27121da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 27131da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 27141da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 27151da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 27161da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 27171da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 27181da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 27191da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 27201da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 27211da177e4SLinus Torvalds default: 27221da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 27231da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 27241da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 27251da177e4SLinus Torvalds aac_get_status_string( 27261da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 27271da177e4SLinus Torvalds scsicmd->cmnd[0], 27281da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 27291da177e4SLinus Torvalds #endif 27301fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 27311fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 27321fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 27331fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 27341fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 27351da177e4SLinus Torvalds break; 27361fc8010aSRajashekhara, Mahesh } else { 27371fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 27381fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 27391fc8010aSRajashekhara, Mahesh break; 27401fc8010aSRajashekhara, Mahesh } 27411fc8010aSRajashekhara, Mahesh } else { 27421fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 27431fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 27441fc8010aSRajashekhara, Mahesh break; 27451fc8010aSRajashekhara, Mahesh } 27461da177e4SLinus Torvalds } 27478ce3eca4SSalyzyn, Mark if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { 27481da177e4SLinus Torvalds int len; 27491da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 27503ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 27513ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 27521da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 27537a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 27547a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 27551da177e4SLinus Torvalds #endif 27561da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 27571da177e4SLinus Torvalds } 27581da177e4SLinus Torvalds /* 27591da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 27601da177e4SLinus Torvalds */ 27611da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 27621da177e4SLinus Torvalds 2763bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2764bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 27658e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 27661da177e4SLinus Torvalds } 27671da177e4SLinus Torvalds 27681da177e4SLinus Torvalds /** 27691da177e4SLinus Torvalds * 27701da177e4SLinus Torvalds * aac_send_scb_fib 27711da177e4SLinus Torvalds * @scsicmd: the scsi command block 27721da177e4SLinus Torvalds * 27731da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 27741da177e4SLinus Torvalds * scsicmd passed in. 27751da177e4SLinus Torvalds */ 27761da177e4SLinus Torvalds 27771da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 27781da177e4SLinus Torvalds { 27791da177e4SLinus Torvalds struct fib* cmd_fibcontext; 27801da177e4SLinus Torvalds struct aac_dev* dev; 27811da177e4SLinus Torvalds int status; 27821da177e4SLinus Torvalds 278384971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2784e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 278584971738SMark Haverkamp scsicmd->device->lun > 7) { 27861da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 27871da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27881da177e4SLinus Torvalds return 0; 27891da177e4SLinus Torvalds } 27901da177e4SLinus Torvalds 27911da177e4SLinus Torvalds /* 27921da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 27931da177e4SLinus Torvalds */ 2794bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 27951da177e4SLinus Torvalds return -1; 27961da177e4SLinus Torvalds } 2797e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 27981da177e4SLinus Torvalds 27991da177e4SLinus Torvalds /* 28001da177e4SLinus Torvalds * Check that the command queued to the controller 28011da177e4SLinus Torvalds */ 28021da177e4SLinus Torvalds if (status == -EINPROGRESS) { 280377d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 28041da177e4SLinus Torvalds return 0; 28051da177e4SLinus Torvalds } 28061da177e4SLinus Torvalds 2807bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2808bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2809bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 28101da177e4SLinus Torvalds 28111da177e4SLinus Torvalds return -1; 28121da177e4SLinus Torvalds } 28131da177e4SLinus Torvalds 28141da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 28151da177e4SLinus Torvalds { 28161da177e4SLinus Torvalds struct aac_dev *dev; 28171da177e4SLinus Torvalds unsigned long byte_count = 0; 2818727eead6SFUJITA Tomonori int nseg; 28191da177e4SLinus Torvalds 28201da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 28211da177e4SLinus Torvalds // Get rid of old data 28221da177e4SLinus Torvalds psg->count = 0; 28231da177e4SLinus Torvalds psg->sg[0].addr = 0; 28241da177e4SLinus Torvalds psg->sg[0].count = 0; 2825727eead6SFUJITA Tomonori 2826727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2827727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2828727eead6SFUJITA Tomonori if (nseg) { 28291da177e4SLinus Torvalds struct scatterlist *sg; 28301da177e4SLinus Torvalds int i; 28311da177e4SLinus Torvalds 2832727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 28331da177e4SLinus Torvalds 2834727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 28351da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 28361da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 28371da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 28381da177e4SLinus Torvalds } 28391da177e4SLinus Torvalds /* hba wants the size to be exact */ 2840727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 284156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2842727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 284356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2844727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 28451da177e4SLinus Torvalds } 28461da177e4SLinus Torvalds /* Check for command underflow */ 28471da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 28481da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 28491da177e4SLinus Torvalds byte_count, scsicmd->underflow); 28501da177e4SLinus Torvalds } 28511da177e4SLinus Torvalds } 28521da177e4SLinus Torvalds return byte_count; 28531da177e4SLinus Torvalds } 28541da177e4SLinus Torvalds 28551da177e4SLinus Torvalds 28561da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 28571da177e4SLinus Torvalds { 28581da177e4SLinus Torvalds struct aac_dev *dev; 28591da177e4SLinus Torvalds unsigned long byte_count = 0; 286056b58712SMark Haverkamp u64 addr; 2861727eead6SFUJITA Tomonori int nseg; 28621da177e4SLinus Torvalds 28631da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 28641da177e4SLinus Torvalds // Get rid of old data 28651da177e4SLinus Torvalds psg->count = 0; 28661da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 28671da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 28681da177e4SLinus Torvalds psg->sg[0].count = 0; 2869727eead6SFUJITA Tomonori 2870727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2871727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2872727eead6SFUJITA Tomonori if (nseg) { 28731da177e4SLinus Torvalds struct scatterlist *sg; 28741da177e4SLinus Torvalds int i; 28751da177e4SLinus Torvalds 2876727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 28771241f359SMark Haverkamp int count = sg_dma_len(sg); 287856b58712SMark Haverkamp addr = sg_dma_address(sg); 287956b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 288056b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 28811241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 28821241f359SMark Haverkamp byte_count += count; 28831da177e4SLinus Torvalds } 2884727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 28851da177e4SLinus Torvalds /* hba wants the size to be exact */ 2886727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 288756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2888727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 288956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2890727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 28911da177e4SLinus Torvalds } 28921da177e4SLinus Torvalds /* Check for command underflow */ 28931da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 28941da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 28951da177e4SLinus Torvalds byte_count, scsicmd->underflow); 28961da177e4SLinus Torvalds } 28971da177e4SLinus Torvalds } 28981da177e4SLinus Torvalds return byte_count; 28991da177e4SLinus Torvalds } 29001da177e4SLinus Torvalds 29010e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 29020e68c003SMark Haverkamp { 29030e68c003SMark Haverkamp unsigned long byte_count = 0; 2904727eead6SFUJITA Tomonori int nseg; 29050e68c003SMark Haverkamp 29060e68c003SMark Haverkamp // Get rid of old data 29070e68c003SMark Haverkamp psg->count = 0; 29080e68c003SMark Haverkamp psg->sg[0].next = 0; 29090e68c003SMark Haverkamp psg->sg[0].prev = 0; 29100e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 29110e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 29120e68c003SMark Haverkamp psg->sg[0].count = 0; 29130e68c003SMark Haverkamp psg->sg[0].flags = 0; 2914727eead6SFUJITA Tomonori 2915727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2916727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2917727eead6SFUJITA Tomonori if (nseg) { 29180e68c003SMark Haverkamp struct scatterlist *sg; 29190e68c003SMark Haverkamp int i; 29200e68c003SMark Haverkamp 2921727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 29220e68c003SMark Haverkamp int count = sg_dma_len(sg); 29230e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 29240e68c003SMark Haverkamp psg->sg[i].next = 0; 29250e68c003SMark Haverkamp psg->sg[i].prev = 0; 29260e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 29270e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 29280e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 29290e68c003SMark Haverkamp psg->sg[i].flags = 0; 29300e68c003SMark Haverkamp byte_count += count; 29310e68c003SMark Haverkamp } 2932727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 29330e68c003SMark Haverkamp /* hba wants the size to be exact */ 2934727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 29350e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2936727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 29370e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2938727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 29390e68c003SMark Haverkamp } 29400e68c003SMark Haverkamp /* Check for command underflow */ 29410e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 29420e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 29430e68c003SMark Haverkamp byte_count, scsicmd->underflow); 29440e68c003SMark Haverkamp } 29450e68c003SMark Haverkamp } 29460e68c003SMark Haverkamp return byte_count; 29470e68c003SMark Haverkamp } 29480e68c003SMark Haverkamp 29491da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 29501da177e4SLinus Torvalds 29511da177e4SLinus Torvalds struct aac_srb_status_info { 29521da177e4SLinus Torvalds u32 status; 29531da177e4SLinus Torvalds char *str; 29541da177e4SLinus Torvalds }; 29551da177e4SLinus Torvalds 29561da177e4SLinus Torvalds 29571da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 29581da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 29591da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 29601da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 29611da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 29621da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 29631da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 29641da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 29651da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 29661da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 29671da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 29681da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 29691da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 29701da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 29711da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 29721da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 29731da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 29741da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 29751da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 29761da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 29771da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 29781da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 29791da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 29801da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 29811da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 29821da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 29831da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 29841da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 29851da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 29861da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 29871da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 29881da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 29891da177e4SLinus Torvalds { 0xff, "Unknown Error"} 29901da177e4SLinus Torvalds }; 29911da177e4SLinus Torvalds 29921da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 29931da177e4SLinus Torvalds { 29941da177e4SLinus Torvalds int i; 29951da177e4SLinus Torvalds 29966391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 29976391a113STobias Klauser if (srb_status_info[i].status == status) 29981da177e4SLinus Torvalds return srb_status_info[i].str; 29991da177e4SLinus Torvalds 30001da177e4SLinus Torvalds return "Bad Status Code"; 30011da177e4SLinus Torvalds } 30021da177e4SLinus Torvalds 30031da177e4SLinus Torvalds #endif 3004