11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 3fa195afeSAlan Cox * (c) Copyright 2001 Red Hat Inc. 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 8e8b12f0fSMahesh Rajashekhara * Copyright (c) 2000-2010 Adaptec, Inc. 9e8b12f0fSMahesh Rajashekhara * 2010 PMC-Sierra, Inc. (aacraid@pmc-sierra.com) 101da177e4SLinus Torvalds * 111da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 121da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 131da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 141da177e4SLinus Torvalds * any later version. 151da177e4SLinus Torvalds * 161da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 171da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 181da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 191da177e4SLinus Torvalds * GNU General Public License for more details. 201da177e4SLinus Torvalds * 211da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 221da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 231da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 241da177e4SLinus Torvalds * 251da177e4SLinus Torvalds */ 261da177e4SLinus Torvalds 271da177e4SLinus Torvalds #include <linux/kernel.h> 281da177e4SLinus Torvalds #include <linux/init.h> 291da177e4SLinus Torvalds #include <linux/types.h> 301da177e4SLinus Torvalds #include <linux/pci.h> 311da177e4SLinus Torvalds #include <linux/spinlock.h> 321da177e4SLinus Torvalds #include <linux/slab.h> 331da177e4SLinus Torvalds #include <linux/completion.h> 341da177e4SLinus Torvalds #include <linux/blkdev.h> 351da177e4SLinus Torvalds #include <asm/uaccess.h> 363a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 371da177e4SLinus Torvalds 381da177e4SLinus Torvalds #include <scsi/scsi.h> 391da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 401da177e4SLinus Torvalds #include <scsi/scsi_device.h> 411da177e4SLinus Torvalds #include <scsi/scsi_host.h> 421da177e4SLinus Torvalds 431da177e4SLinus Torvalds #include "aacraid.h" 441da177e4SLinus Torvalds 451da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 461da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 471da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 481da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 491da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 511da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 521da177e4SLinus Torvalds 531da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 541da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 551da177e4SLinus Torvalds 561da177e4SLinus Torvalds /* 571da177e4SLinus Torvalds * Sense codes 581da177e4SLinus Torvalds */ 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 611da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 621da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 631da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 641da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 651da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 661da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 671da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 681da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 691da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 701da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 711da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 721da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 731da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 741da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 751da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 761da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 771da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 781da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 791da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 801da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 811da177e4SLinus Torvalds 821da177e4SLinus Torvalds /* 831da177e4SLinus Torvalds * Additional sense codes 841da177e4SLinus Torvalds */ 851da177e4SLinus Torvalds 861da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 871da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 881da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 891da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 901da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 911da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 921da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 931da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 941da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 951da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 961da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 971da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 981da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 991da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1001da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1011da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1021da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1031da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1041da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1051da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1061da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1071da177e4SLinus Torvalds 1081da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1091da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1101da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1111da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1121da177e4SLinus Torvalds 1131da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1141da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1151da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1161da177e4SLinus Torvalds /* SCSI inquiry data */ 1171da177e4SLinus Torvalds struct inquiry_data { 1181da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1191da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1201da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1211da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1221da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1231da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1241da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1251da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1261da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1271da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1281da177e4SLinus Torvalds }; 1291da177e4SLinus Torvalds 1301da177e4SLinus Torvalds /* 1311da177e4SLinus Torvalds * M O D U L E G L O B A L S 1321da177e4SLinus Torvalds */ 1331da177e4SLinus Torvalds 1341da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); 1351da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); 1360e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); 1371da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 1381da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 1391da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 1401da177e4SLinus Torvalds #endif 1411da177e4SLinus Torvalds 1421da177e4SLinus Torvalds /* 1431da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 1441da177e4SLinus Torvalds */ 1451da177e4SLinus Torvalds 1461da177e4SLinus Torvalds static int nondasd = -1; 147d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 1481da177e4SLinus Torvalds static int dacmode = -1; 1498ef22247SSalyzyn, Mark int aac_msi; 1501208bab5SSalyzyn, Mark int aac_commit = -1; 151404d9a90SMark Haverkamp int startup_timeout = 180; 152404d9a90SMark Haverkamp int aif_timeout = 120; 1531da177e4SLinus Torvalds 1549a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 1558ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 1568ef22247SSalyzyn, Mark " 0=off, 1=on"); 15795e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 1588ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 1598ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 1608ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 161d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 1629a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 1638ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 1648ef22247SSalyzyn, Mark " 0=off, 1=on"); 1651208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 1668ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 1678ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 1688ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 1698ef22247SSalyzyn, Mark " 0=off, 1=on"); 1708ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 1718ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 1728ef22247SSalyzyn, Mark " 0=PIC(default), 1=MSI, 2=MSI-X(unsupported, uses MSI)"); 173404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 1748ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 1758ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 1768ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 1778ef22247SSalyzyn, Mark " have a BIOS."); 178404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 1798ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 1808ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 1818ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 1828ef22247SSalyzyn, Mark " systems."); 1831da177e4SLinus Torvalds 1847c00ffa3SMark Haverkamp int numacb = -1; 1857c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1868ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 1878ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 1888ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 1897c00ffa3SMark Haverkamp 1907c00ffa3SMark Haverkamp int acbsize = -1; 1917c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1928ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 1938ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 1948ef22247SSalyzyn, Mark " suggestion from Firmware."); 195653ba58dSMark Haverkamp 19629c97684SSalyzyn, Mark int update_interval = 30 * 60; 19729c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 1988ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 1998ef22247SSalyzyn, Mark " updates issued to adapter."); 20029c97684SSalyzyn, Mark 20129c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 20229c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 2038ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 2048ef22247SSalyzyn, Mark " checks."); 20529c97684SSalyzyn, Mark 20687f3bda3SAndrew Morton int aac_check_reset = 1; 20787f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 20895e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 2098ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 2108ef22247SSalyzyn, Mark " ignore it."); 21129c97684SSalyzyn, Mark 212e37ee4beSMark Haverkamp int expose_physicals = -1; 213653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 2148ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 2158ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 21603d44337SMark Haverkamp 2178ef22247SSalyzyn, Mark int aac_reset_devices; 2181208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 2191208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 22003d44337SMark Haverkamp 221d8e96507SLeubner, Achim int aac_wwn = 1; 222d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 223d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 224d8e96507SLeubner, Achim "\t0 - Disable\n" 225d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 226d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 227d8e96507SLeubner, Achim 228d8e96507SLeubner, Achim 22903d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 23003d44337SMark Haverkamp struct fib *fibptr) { 23103d44337SMark Haverkamp struct scsi_device *device; 23203d44337SMark Haverkamp 23303d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 234c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 23503d44337SMark Haverkamp aac_fib_complete(fibptr); 23603d44337SMark Haverkamp aac_fib_free(fibptr); 23703d44337SMark Haverkamp return 0; 23803d44337SMark Haverkamp } 23903d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 24003d44337SMark Haverkamp device = scsicmd->device; 24103d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 24203d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 24303d44337SMark Haverkamp aac_fib_complete(fibptr); 24403d44337SMark Haverkamp aac_fib_free(fibptr); 24503d44337SMark Haverkamp return 0; 24603d44337SMark Haverkamp } 24703d44337SMark Haverkamp return 1; 24803d44337SMark Haverkamp } 24903d44337SMark Haverkamp 2501da177e4SLinus Torvalds /** 2511da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 2521da177e4SLinus Torvalds * @common: adapter to query 2531da177e4SLinus Torvalds * 2541da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 2551da177e4SLinus Torvalds */ 2568c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 2571da177e4SLinus Torvalds { 2581da177e4SLinus Torvalds int status = 0; 2591da177e4SLinus Torvalds struct fib * fibptr; 2601da177e4SLinus Torvalds 261bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2621da177e4SLinus Torvalds return -ENOMEM; 2631da177e4SLinus Torvalds 264bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2651da177e4SLinus Torvalds { 2661da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 2671da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 2681da177e4SLinus Torvalds 2691da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2701da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 2711da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 2721da177e4SLinus Torvalds } 2731da177e4SLinus Torvalds 274bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2751da177e4SLinus Torvalds fibptr, 2761da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2771da177e4SLinus Torvalds FsaNormal, 2781da177e4SLinus Torvalds 1, 1, 2791da177e4SLinus Torvalds NULL, NULL); 2801da177e4SLinus Torvalds if (status < 0) { 2811da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2821da177e4SLinus Torvalds } else { 2831da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2841da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2851da177e4SLinus Torvalds dprintk((KERN_WARNING 2861da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2871da177e4SLinus Torvalds le32_to_cpu(reply->response), 2881da177e4SLinus Torvalds le32_to_cpu(reply->status), 2891da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2901da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2911da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2921da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2931da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2941da177e4SLinus Torvalds status = -EINVAL; 2951da177e4SLinus Torvalds } 2961da177e4SLinus Torvalds } 297cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 298cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 299bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 300cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 3011da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 3021da177e4SLinus Torvalds if (status >= 0) { 3031208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 3041da177e4SLinus Torvalds struct aac_commit_config * dinfo; 305bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3061da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 3071da177e4SLinus Torvalds 3081da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3091da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 3101da177e4SLinus Torvalds 311bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3121da177e4SLinus Torvalds fibptr, 3131da177e4SLinus Torvalds sizeof (struct aac_commit_config), 3141da177e4SLinus Torvalds FsaNormal, 3151da177e4SLinus Torvalds 1, 1, 3161da177e4SLinus Torvalds NULL, NULL); 317cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 318cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 319cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 320bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3211208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 3221da177e4SLinus Torvalds printk(KERN_WARNING 3231da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 3241da177e4SLinus Torvalds } 3251da177e4SLinus Torvalds } 326cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 327cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 328bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 3291da177e4SLinus Torvalds return status; 3301da177e4SLinus Torvalds } 3311da177e4SLinus Torvalds 332e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 333e3cc268fSRajashekhara, Mahesh { 334e3cc268fSRajashekhara, Mahesh char inq_data; 335e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 336e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 337e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 338e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 339e3cc268fSRajashekhara, Mahesh } 340e3cc268fSRajashekhara, Mahesh } 341e3cc268fSRajashekhara, Mahesh 3421da177e4SLinus Torvalds /** 3431da177e4SLinus Torvalds * aac_get_containers - list containers 3441da177e4SLinus Torvalds * @common: adapter to probe 3451da177e4SLinus Torvalds * 3461da177e4SLinus Torvalds * Make a list of all containers on this controller 3471da177e4SLinus Torvalds */ 3481da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 3491da177e4SLinus Torvalds { 3501da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 3511da177e4SLinus Torvalds u32 index; 3521da177e4SLinus Torvalds int status = 0; 3531da177e4SLinus Torvalds struct fib * fibptr; 3541da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 3551da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 3561da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3571da177e4SLinus Torvalds 358bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3591da177e4SLinus Torvalds return -ENOMEM; 3601da177e4SLinus Torvalds 361bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3621da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 3631da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3641da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 3651da177e4SLinus Torvalds 366bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3671da177e4SLinus Torvalds fibptr, 3681da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 3691da177e4SLinus Torvalds FsaNormal, 3701da177e4SLinus Torvalds 1, 1, 3711da177e4SLinus Torvalds NULL, NULL); 3721da177e4SLinus Torvalds if (status >= 0) { 3731da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 3741da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 375bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3761da177e4SLinus Torvalds } 377cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 378cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 379fe76df42SMark Haverkamp aac_fib_free(fibptr); 3801da177e4SLinus Torvalds 3811da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 3821da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3831a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 384fe76df42SMark Haverkamp GFP_KERNEL); 385fe76df42SMark Haverkamp if (!fsa_dev_ptr) 3861da177e4SLinus Torvalds return -ENOMEM; 3871da177e4SLinus Torvalds 3881da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3891da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3901da177e4SLinus Torvalds 391fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 3921da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3931da177e4SLinus Torvalds 394fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 3951da177e4SLinus Torvalds 3961da177e4SLinus Torvalds if (status < 0) { 3971da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3981da177e4SLinus Torvalds break; 3991da177e4SLinus Torvalds } 4001da177e4SLinus Torvalds 4011da177e4SLinus Torvalds /* 4021da177e4SLinus Torvalds * If there are no more containers, then stop asking. 4031da177e4SLinus Torvalds */ 404fe76df42SMark Haverkamp if (++index >= status) 4051da177e4SLinus Torvalds break; 4061da177e4SLinus Torvalds } 4071da177e4SLinus Torvalds return status; 4081da177e4SLinus Torvalds } 4091da177e4SLinus Torvalds 4101da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 4111da177e4SLinus Torvalds { 4121da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 4131da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 4141da177e4SLinus Torvalds 4151da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 4161da177e4SLinus Torvalds 41703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 41803d44337SMark Haverkamp return; 41903d44337SMark Haverkamp 4201da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 421125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 4221da177e4SLinus Torvalds 4231da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 4241da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 4251da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 4261da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 4271da177e4SLinus Torvalds char *sp = get_name_reply->data; 4281da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 4291da177e4SLinus Torvalds while (*sp == ' ') 4301da177e4SLinus Torvalds ++sp; 4313b2946ccSMark Haverkamp if (*sp) { 432d4345028SFUJITA Tomonori struct inquiry_data inq; 4333b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 4343b2946ccSMark Haverkamp int count = sizeof(d); 4353b2946ccSMark Haverkamp char *dp = d; 4363b2946ccSMark Haverkamp do { 4371da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4381da177e4SLinus Torvalds } while (--count > 0); 439d4345028SFUJITA Tomonori 440d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 441d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 442d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 4431da177e4SLinus Torvalds } 4443b2946ccSMark Haverkamp } 4453b2946ccSMark Haverkamp 4461da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4471da177e4SLinus Torvalds 448bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 449bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4508e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4511da177e4SLinus Torvalds } 4521da177e4SLinus Torvalds 4531da177e4SLinus Torvalds /** 4541da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4551da177e4SLinus Torvalds */ 4569e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4571da177e4SLinus Torvalds { 4581da177e4SLinus Torvalds int status; 4591da177e4SLinus Torvalds struct aac_get_name *dinfo; 4601da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4611da177e4SLinus Torvalds struct aac_dev * dev; 4621da177e4SLinus Torvalds 4631da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4641da177e4SLinus Torvalds 465bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4661da177e4SLinus Torvalds return -ENOMEM; 4671da177e4SLinus Torvalds 468bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4691da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4701da177e4SLinus Torvalds 4711da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4721da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4739e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4741da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4751da177e4SLinus Torvalds 476bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4771da177e4SLinus Torvalds cmd_fibcontext, 4781da177e4SLinus Torvalds sizeof (struct aac_get_name), 4791da177e4SLinus Torvalds FsaNormal, 4801da177e4SLinus Torvalds 0, 1, 4811da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 4821da177e4SLinus Torvalds (void *) scsicmd); 4831da177e4SLinus Torvalds 4841da177e4SLinus Torvalds /* 4851da177e4SLinus Torvalds * Check that the command queued to the controller 4861da177e4SLinus Torvalds */ 48777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 48877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4891da177e4SLinus Torvalds return 0; 49077d644d4SMark Haverkamp } 4911da177e4SLinus Torvalds 492bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 493bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 494bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4951da177e4SLinus Torvalds return -1; 4961da177e4SLinus Torvalds } 4971da177e4SLinus Torvalds 498fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 499fe76df42SMark Haverkamp { 500fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 501fe76df42SMark Haverkamp 5021a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 503fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 504fe76df42SMark Haverkamp 505fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 506fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 507fe76df42SMark Haverkamp return 0; 508fe76df42SMark Haverkamp } 509fe76df42SMark Haverkamp 5101a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 511fe76df42SMark Haverkamp { 51203d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 513fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 51403d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 51503d44337SMark Haverkamp 51603d44337SMark Haverkamp 5171a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 5181a655040SSalyzyn, Mark return; 519fe76df42SMark Haverkamp 520fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 5211a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 522fe76df42SMark Haverkamp if (fsa_dev_ptr) { 523fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 524fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 525fe76df42SMark Haverkamp 526fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 527fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 528fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 529fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 530655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 531655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 532655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 533655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 534655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 535fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 536fe76df42SMark Haverkamp fsa_dev_ptr->size 537fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 538fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 539fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 540fe76df42SMark Haverkamp } 541fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 542fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 543fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 544fe76df42SMark Haverkamp } 545fe76df42SMark Haverkamp aac_fib_complete(fibptr); 546fe76df42SMark Haverkamp aac_fib_free(fibptr); 547fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 548fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 5491a655040SSalyzyn, Mark (*callback)(scsicmd); 5501a655040SSalyzyn, Mark return; 551fe76df42SMark Haverkamp } 552fe76df42SMark Haverkamp 5531a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 554fe76df42SMark Haverkamp { 555fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 556fe76df42SMark Haverkamp struct aac_mount * dresp; 557fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 558fe76df42SMark Haverkamp int status; 559fe76df42SMark Haverkamp 560fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 561fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 562fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5631a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 5641a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 5651a655040SSalyzyn, Mark return; 5661a655040SSalyzyn, Mark } 567fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 568fe76df42SMark Haverkamp 56903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 5701a655040SSalyzyn, Mark return; 57103d44337SMark Haverkamp 572fe76df42SMark Haverkamp aac_fib_init(fibptr); 573fe76df42SMark Haverkamp 574fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 575fe76df42SMark Haverkamp 576fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 577fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 578fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 579fe76df42SMark Haverkamp 580fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 581fe76df42SMark Haverkamp fibptr, 582fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 583fe76df42SMark Haverkamp FsaNormal, 584fe76df42SMark Haverkamp 0, 1, 5851a655040SSalyzyn, Mark _aac_probe_container2, 586fe76df42SMark Haverkamp (void *) scsicmd); 587fe76df42SMark Haverkamp /* 588fe76df42SMark Haverkamp * Check that the command queued to the controller 589fe76df42SMark Haverkamp */ 5901a655040SSalyzyn, Mark if (status == -EINPROGRESS) 591fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5921a655040SSalyzyn, Mark else if (status < 0) { 593fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 594fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 5951a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 596fe76df42SMark Haverkamp } 597fe76df42SMark Haverkamp } 598fe76df42SMark Haverkamp 599fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 600fe76df42SMark Haverkamp { 601fe76df42SMark Haverkamp struct fib * fibptr; 602fe76df42SMark Haverkamp int status = -ENOMEM; 603fe76df42SMark Haverkamp 604fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 605fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 606fe76df42SMark Haverkamp 607fe76df42SMark Haverkamp aac_fib_init(fibptr); 608fe76df42SMark Haverkamp 609fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 610fe76df42SMark Haverkamp 611fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 612fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 613fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 614fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 615fe76df42SMark Haverkamp 616fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 617fe76df42SMark Haverkamp fibptr, 618fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 619fe76df42SMark Haverkamp FsaNormal, 620fe76df42SMark Haverkamp 0, 1, 6211a655040SSalyzyn, Mark _aac_probe_container1, 622fe76df42SMark Haverkamp (void *) scsicmd); 623fe76df42SMark Haverkamp /* 624fe76df42SMark Haverkamp * Check that the command queued to the controller 625fe76df42SMark Haverkamp */ 626fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 627fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 628fe76df42SMark Haverkamp return 0; 629fe76df42SMark Haverkamp } 630fe76df42SMark Haverkamp if (status < 0) { 631fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 632fe76df42SMark Haverkamp aac_fib_complete(fibptr); 633fe76df42SMark Haverkamp aac_fib_free(fibptr); 634fe76df42SMark Haverkamp } 635fe76df42SMark Haverkamp } 636fe76df42SMark Haverkamp if (status < 0) { 637fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 638fe76df42SMark Haverkamp if (fsa_dev_ptr) { 639fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 640fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 641fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 642fe76df42SMark Haverkamp return (*callback)(scsicmd); 643fe76df42SMark Haverkamp } 644fe76df42SMark Haverkamp } 645fe76df42SMark Haverkamp } 646fe76df42SMark Haverkamp return status; 647fe76df42SMark Haverkamp } 648fe76df42SMark Haverkamp 6491da177e4SLinus Torvalds /** 650bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 6511da177e4SLinus Torvalds * @dev: device to query 6521da177e4SLinus Torvalds * @cid: container identifier 6531da177e4SLinus Torvalds * 6541da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6551da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6561da177e4SLinus Torvalds */ 657fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 658fe76df42SMark Haverkamp { 659fe76df42SMark Haverkamp scsicmd->device = NULL; 660fe76df42SMark Haverkamp return 0; 661fe76df42SMark Haverkamp } 6621da177e4SLinus Torvalds 663bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6641da177e4SLinus Torvalds { 665fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 666fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6671da177e4SLinus Torvalds int status; 6681da177e4SLinus Torvalds 669fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 670fe76df42SMark Haverkamp kfree(scsicmd); 671fe76df42SMark Haverkamp kfree(scsidev); 67290ee3466SMark Haverkamp return -ENOMEM; 6731da177e4SLinus Torvalds } 674fe76df42SMark Haverkamp scsicmd->list.next = NULL; 6751a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 6761da177e4SLinus Torvalds 677fe76df42SMark Haverkamp scsicmd->device = scsidev; 678fe76df42SMark Haverkamp scsidev->sdev_state = 0; 679fe76df42SMark Haverkamp scsidev->id = cid; 680fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6811da177e4SLinus Torvalds 682fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 683fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 684fe76df42SMark Haverkamp schedule(); 685802ae2f0SSalyzyn, Mark kfree(scsidev); 686fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 687fe76df42SMark Haverkamp kfree(scsicmd); 6881da177e4SLinus Torvalds return status; 6891da177e4SLinus Torvalds } 6901da177e4SLinus Torvalds 6911da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6921da177e4SLinus Torvalds struct scsi_inq { 6931da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6941da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6951da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6961da177e4SLinus Torvalds }; 6971da177e4SLinus Torvalds 6981da177e4SLinus Torvalds /** 6991da177e4SLinus Torvalds * InqStrCopy - string merge 7001da177e4SLinus Torvalds * @a: string to copy from 7011da177e4SLinus Torvalds * @b: string to copy to 7021da177e4SLinus Torvalds * 7031da177e4SLinus Torvalds * Copy a String from one location to another 7041da177e4SLinus Torvalds * without copying \0 7051da177e4SLinus Torvalds */ 7061da177e4SLinus Torvalds 7071da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 7081da177e4SLinus Torvalds { 7091da177e4SLinus Torvalds 7101da177e4SLinus Torvalds while (*a != (char)0) 7111da177e4SLinus Torvalds *b++ = *a++; 7121da177e4SLinus Torvalds } 7131da177e4SLinus Torvalds 7141da177e4SLinus Torvalds static char *container_types[] = { 7151da177e4SLinus Torvalds "None", 7161da177e4SLinus Torvalds "Volume", 7171da177e4SLinus Torvalds "Mirror", 7181da177e4SLinus Torvalds "Stripe", 7191da177e4SLinus Torvalds "RAID5", 7201da177e4SLinus Torvalds "SSRW", 7211da177e4SLinus Torvalds "SSRO", 7221da177e4SLinus Torvalds "Morph", 7231da177e4SLinus Torvalds "Legacy", 7241da177e4SLinus Torvalds "RAID4", 7251da177e4SLinus Torvalds "RAID10", 7261da177e4SLinus Torvalds "RAID00", 7271da177e4SLinus Torvalds "V-MIRRORS", 7281da177e4SLinus Torvalds "PSEUDO R4", 7291da177e4SLinus Torvalds "RAID50", 73084971738SMark Haverkamp "RAID5D", 73184971738SMark Haverkamp "RAID5D0", 73284971738SMark Haverkamp "RAID1E", 73384971738SMark Haverkamp "RAID6", 73484971738SMark Haverkamp "RAID60", 7351da177e4SLinus Torvalds "Unknown" 7361da177e4SLinus Torvalds }; 7371da177e4SLinus Torvalds 73817eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 73917eaaceeSSalyzyn, Mark { 74017eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 74117eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 74217eaaceeSSalyzyn, Mark return container_types[tindex]; 74317eaaceeSSalyzyn, Mark } 7441da177e4SLinus Torvalds 7451da177e4SLinus Torvalds /* Function: setinqstr 7461da177e4SLinus Torvalds * 7471da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 7481da177e4SLinus Torvalds * 7491da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 7501da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 7511da177e4SLinus Torvalds * files instead of in OS dependant driver source. 7521da177e4SLinus Torvalds */ 7531da177e4SLinus Torvalds 754794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 7551da177e4SLinus Torvalds { 7561da177e4SLinus Torvalds struct scsi_inq *str; 7571da177e4SLinus Torvalds 7581da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 759794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 760794d0601SMark Haverkamp 761794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 762794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 7633bc8070fSSalyzyn, Mark int c; 7643bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 7653bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 7663bc8070fSSalyzyn, Mark else { 7673bc8070fSSalyzyn, Mark c = sizeof(str->vid); 768794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 769794d0601SMark Haverkamp ++cp; 770794d0601SMark Haverkamp c = *cp; 771794d0601SMark Haverkamp *cp = '\0'; 772794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 773794d0601SMark Haverkamp str->vid); 774794d0601SMark Haverkamp *cp = c; 775794d0601SMark Haverkamp while (*cp && *cp != ' ') 776794d0601SMark Haverkamp ++cp; 7773bc8070fSSalyzyn, Mark } 778794d0601SMark Haverkamp while (*cp == ' ') 779794d0601SMark Haverkamp ++cp; 780794d0601SMark Haverkamp /* last six chars reserved for vol type */ 781794d0601SMark Haverkamp c = 0; 782794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 783794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 784794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 785794d0601SMark Haverkamp } 786794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 787794d0601SMark Haverkamp if (c) 788794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 789794d0601SMark Haverkamp } else { 790794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7911da177e4SLinus Torvalds 7921da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 793794d0601SMark Haverkamp /* last six chars reserved for vol type */ 794794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 795794d0601SMark Haverkamp } 7961da177e4SLinus Torvalds 7976391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7981da177e4SLinus Torvalds char *findit = str->pid; 7991da177e4SLinus Torvalds 8001da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 8011da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 8021da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 8031da177e4SLinus Torvalds *(findit -= 4) = ' '; 804794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 805794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 8061da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 8071da177e4SLinus Torvalds } 8081da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 8091da177e4SLinus Torvalds } 8101da177e4SLinus Torvalds 81188e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 81288e2f98eSSalyzyn, Mark { 81388e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 81488e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 81588e2f98eSSalyzyn, Mark 81688e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 81788e2f98eSSalyzyn, Mark 81888e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 81988e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 82088e2f98eSSalyzyn, Mark return; 82188e2f98eSSalyzyn, Mark 82288e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 82388e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 82488e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 82588e2f98eSSalyzyn, Mark char sp[13]; 82688e2f98eSSalyzyn, Mark /* EVPD bit set */ 82788e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 82888e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 82988e2f98eSSalyzyn, Mark sp[2] = 0; 83088e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 83188e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 832d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, sp, sizeof(sp)); 83388e2f98eSSalyzyn, Mark } 83488e2f98eSSalyzyn, Mark 83588e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 83688e2f98eSSalyzyn, Mark 83788e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 83888e2f98eSSalyzyn, Mark aac_fib_free(fibptr); 83988e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 84088e2f98eSSalyzyn, Mark } 84188e2f98eSSalyzyn, Mark 84288e2f98eSSalyzyn, Mark /** 84388e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 84488e2f98eSSalyzyn, Mark */ 84588e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 84688e2f98eSSalyzyn, Mark { 84788e2f98eSSalyzyn, Mark int status; 84888e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 84988e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 85088e2f98eSSalyzyn, Mark struct aac_dev * dev; 85188e2f98eSSalyzyn, Mark 85288e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 85388e2f98eSSalyzyn, Mark 85488e2f98eSSalyzyn, Mark if (!(cmd_fibcontext = aac_fib_alloc(dev))) 85588e2f98eSSalyzyn, Mark return -ENOMEM; 85688e2f98eSSalyzyn, Mark 85788e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 85888e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 85988e2f98eSSalyzyn, Mark 86088e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 86188e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 86288e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 86388e2f98eSSalyzyn, Mark 86488e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 86588e2f98eSSalyzyn, Mark cmd_fibcontext, 86688e2f98eSSalyzyn, Mark sizeof (struct aac_get_serial), 86788e2f98eSSalyzyn, Mark FsaNormal, 86888e2f98eSSalyzyn, Mark 0, 1, 86988e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 87088e2f98eSSalyzyn, Mark (void *) scsicmd); 87188e2f98eSSalyzyn, Mark 87288e2f98eSSalyzyn, Mark /* 87388e2f98eSSalyzyn, Mark * Check that the command queued to the controller 87488e2f98eSSalyzyn, Mark */ 87588e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 87688e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 87788e2f98eSSalyzyn, Mark return 0; 87888e2f98eSSalyzyn, Mark } 87988e2f98eSSalyzyn, Mark 88088e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 88188e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 88288e2f98eSSalyzyn, Mark aac_fib_free(cmd_fibcontext); 88388e2f98eSSalyzyn, Mark return -1; 88488e2f98eSSalyzyn, Mark } 88588e2f98eSSalyzyn, Mark 88688e2f98eSSalyzyn, Mark /* Function: setinqserial 88788e2f98eSSalyzyn, Mark * 88888e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 88988e2f98eSSalyzyn, Mark * 89088e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 89188e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 89288e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 89388e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 89488e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 89588e2f98eSSalyzyn, Mark */ 89688e2f98eSSalyzyn, Mark 89788e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 89888e2f98eSSalyzyn, Mark { 89988e2f98eSSalyzyn, Mark /* 90088e2f98eSSalyzyn, Mark * This breaks array migration. 90188e2f98eSSalyzyn, Mark */ 90288e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 90388e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 90488e2f98eSSalyzyn, Mark } 90588e2f98eSSalyzyn, Mark 9068e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 9078e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 9081da177e4SLinus Torvalds { 9098e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 9108e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 9118e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 9121da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 9131da177e4SLinus Torvalds 9141da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 9151da177e4SLinus Torvalds 9161da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 9171da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 9188e31e607SSalyzyn, Mark 9191da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 9208e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 9211da177e4SLinus Torvalds 9228e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 9231da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 9241da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 9258e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 9261da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 9271da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 9281da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 9298e31e607SSalyzyn, Mark } else 9308e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 9311da177e4SLinus Torvalds } 9321da177e4SLinus Torvalds 933e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 934e8f32de5SMark Haverkamp { 935e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 936e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 937e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 938e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 939e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 9408e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 9418e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 9428e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 943e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9443ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 9453ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 946e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 947e8f32de5SMark Haverkamp return 1; 948e8f32de5SMark Haverkamp } 949e8f32de5SMark Haverkamp return 0; 950e8f32de5SMark Haverkamp } 951e8f32de5SMark Haverkamp 952e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 953e8f32de5SMark Haverkamp { 954e8f32de5SMark Haverkamp return 0; 955e8f32de5SMark Haverkamp } 956e8f32de5SMark Haverkamp 957e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 958e8f32de5SMark Haverkamp 959e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 960e8f32de5SMark Haverkamp { 961e8f32de5SMark Haverkamp u16 fibsize; 962e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 963e8f32de5SMark Haverkamp aac_fib_init(fib); 964e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 965e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 966e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 967e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 968e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 9699d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 970e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 971e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 972e8f32de5SMark Haverkamp 973e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 974e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 975e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 976e8f32de5SMark Haverkamp /* 977e8f32de5SMark Haverkamp * Now send the Fib to the adapter 978e8f32de5SMark Haverkamp */ 979e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 980e8f32de5SMark Haverkamp fib, 981e8f32de5SMark Haverkamp fibsize, 982e8f32de5SMark Haverkamp FsaNormal, 983e8f32de5SMark Haverkamp 0, 1, 984e8f32de5SMark Haverkamp (fib_callback) io_callback, 985e8f32de5SMark Haverkamp (void *) cmd); 986e8f32de5SMark Haverkamp } 987e8f32de5SMark Haverkamp 988e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 989e8f32de5SMark Haverkamp { 990e8f32de5SMark Haverkamp u16 fibsize; 991e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 992e8f32de5SMark Haverkamp aac_fib_init(fib); 993e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 994e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 995e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 996e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 997e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 998e8f32de5SMark Haverkamp readcmd->pad = 0; 999e8f32de5SMark Haverkamp readcmd->flags = 0; 1000e8f32de5SMark Haverkamp 1001e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 1002e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1003e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1004e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1005e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1006e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1007e8f32de5SMark Haverkamp /* 1008e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1009e8f32de5SMark Haverkamp */ 1010e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1011e8f32de5SMark Haverkamp fib, 1012e8f32de5SMark Haverkamp fibsize, 1013e8f32de5SMark Haverkamp FsaNormal, 1014e8f32de5SMark Haverkamp 0, 1, 1015e8f32de5SMark Haverkamp (fib_callback) io_callback, 1016e8f32de5SMark Haverkamp (void *) cmd); 1017e8f32de5SMark Haverkamp } 1018e8f32de5SMark Haverkamp 1019e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1020e8f32de5SMark Haverkamp { 1021e8f32de5SMark Haverkamp u16 fibsize; 1022e8f32de5SMark Haverkamp struct aac_read *readcmd; 1023e8f32de5SMark Haverkamp aac_fib_init(fib); 1024e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1025e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1026f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1027e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1028e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 1029e8f32de5SMark Haverkamp 1030e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 1031e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1032e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1033e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1034e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1035e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1036e8f32de5SMark Haverkamp /* 1037e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1038e8f32de5SMark Haverkamp */ 1039e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1040e8f32de5SMark Haverkamp fib, 1041e8f32de5SMark Haverkamp fibsize, 1042e8f32de5SMark Haverkamp FsaNormal, 1043e8f32de5SMark Haverkamp 0, 1, 1044e8f32de5SMark Haverkamp (fib_callback) io_callback, 1045e8f32de5SMark Haverkamp (void *) cmd); 1046e8f32de5SMark Haverkamp } 1047e8f32de5SMark Haverkamp 10489d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1049e8f32de5SMark Haverkamp { 1050e8f32de5SMark Haverkamp u16 fibsize; 1051e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 1052e8f32de5SMark Haverkamp aac_fib_init(fib); 1053e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1054e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1055e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1056e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 1057e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 105895e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 105995e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 10609d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 10619d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 1062e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1063e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 1064e8f32de5SMark Haverkamp 1065e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 1066e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1067e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1068e8f32de5SMark Haverkamp /* 1069e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1070e8f32de5SMark Haverkamp */ 1071e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 1072e8f32de5SMark Haverkamp fib, 1073e8f32de5SMark Haverkamp fibsize, 1074e8f32de5SMark Haverkamp FsaNormal, 1075e8f32de5SMark Haverkamp 0, 1, 1076e8f32de5SMark Haverkamp (fib_callback) io_callback, 1077e8f32de5SMark Haverkamp (void *) cmd); 1078e8f32de5SMark Haverkamp } 1079e8f32de5SMark Haverkamp 10809d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1081e8f32de5SMark Haverkamp { 1082e8f32de5SMark Haverkamp u16 fibsize; 1083e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 1084e8f32de5SMark Haverkamp aac_fib_init(fib); 1085e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1086e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1087e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1088e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1089e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1090e8f32de5SMark Haverkamp writecmd->pad = 0; 1091e8f32de5SMark Haverkamp writecmd->flags = 0; 1092e8f32de5SMark Haverkamp 1093e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 1094e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1095e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1096e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1097e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1098e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1099e8f32de5SMark Haverkamp /* 1100e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1101e8f32de5SMark Haverkamp */ 1102e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1103e8f32de5SMark Haverkamp fib, 1104e8f32de5SMark Haverkamp fibsize, 1105e8f32de5SMark Haverkamp FsaNormal, 1106e8f32de5SMark Haverkamp 0, 1, 1107e8f32de5SMark Haverkamp (fib_callback) io_callback, 1108e8f32de5SMark Haverkamp (void *) cmd); 1109e8f32de5SMark Haverkamp } 1110e8f32de5SMark Haverkamp 11119d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1112e8f32de5SMark Haverkamp { 1113e8f32de5SMark Haverkamp u16 fibsize; 1114e8f32de5SMark Haverkamp struct aac_write *writecmd; 1115e8f32de5SMark Haverkamp aac_fib_init(fib); 1116e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1117e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1118f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1119e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1120e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 1121e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1122e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1123e8f32de5SMark Haverkamp 1124e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 1125e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1126e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1127e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1128e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1129e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1130e8f32de5SMark Haverkamp /* 1131e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1132e8f32de5SMark Haverkamp */ 1133e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1134e8f32de5SMark Haverkamp fib, 1135e8f32de5SMark Haverkamp fibsize, 1136e8f32de5SMark Haverkamp FsaNormal, 1137e8f32de5SMark Haverkamp 0, 1, 1138e8f32de5SMark Haverkamp (fib_callback) io_callback, 1139e8f32de5SMark Haverkamp (void *) cmd); 1140e8f32de5SMark Haverkamp } 1141e8f32de5SMark Haverkamp 1142e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1143e8f32de5SMark Haverkamp { 1144e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1145e8f32de5SMark Haverkamp u32 flag; 1146e8f32de5SMark Haverkamp u32 timeout; 1147e8f32de5SMark Haverkamp 1148e8f32de5SMark Haverkamp aac_fib_init(fib); 1149e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1150e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1151e8f32de5SMark Haverkamp flag = SRB_DataOut; 1152e8f32de5SMark Haverkamp break; 1153e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1154e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1155e8f32de5SMark Haverkamp break; 1156e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1157e8f32de5SMark Haverkamp flag = SRB_DataIn; 1158e8f32de5SMark Haverkamp break; 1159e8f32de5SMark Haverkamp case DMA_NONE: 1160e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1161e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1162e8f32de5SMark Haverkamp break; 1163e8f32de5SMark Haverkamp } 1164e8f32de5SMark Haverkamp 1165e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1166e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1167e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1168e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1169e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1170e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1171242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1172e8f32de5SMark Haverkamp if (timeout == 0) 1173e8f32de5SMark Haverkamp timeout = 1; 1174e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1175e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1176e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1177e8f32de5SMark Haverkamp return srbcmd; 1178e8f32de5SMark Haverkamp } 1179e8f32de5SMark Haverkamp 1180e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1181e8f32de5SMark Haverkamp 1182e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1183e8f32de5SMark Haverkamp { 1184e8f32de5SMark Haverkamp u16 fibsize; 1185e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1186e8f32de5SMark Haverkamp 1187e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1188727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1189e8f32de5SMark Haverkamp 1190e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1191e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1192e8f32de5SMark Haverkamp /* 1193e8f32de5SMark Haverkamp * Build Scatter/Gather list 1194e8f32de5SMark Haverkamp */ 1195e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1196e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1197e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1198e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1199e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1200e8f32de5SMark Haverkamp 1201e8f32de5SMark Haverkamp /* 1202e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1203e8f32de5SMark Haverkamp */ 1204e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1205e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1206e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1207e8f32de5SMark Haverkamp (void *) cmd); 1208e8f32de5SMark Haverkamp } 1209e8f32de5SMark Haverkamp 1210e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1211e8f32de5SMark Haverkamp { 1212e8f32de5SMark Haverkamp u16 fibsize; 1213e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1214e8f32de5SMark Haverkamp 1215e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1216727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1217e8f32de5SMark Haverkamp 1218e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1219e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1220e8f32de5SMark Haverkamp /* 1221e8f32de5SMark Haverkamp * Build Scatter/Gather list 1222e8f32de5SMark Haverkamp */ 1223e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1224e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1225e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1226e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1227e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1228e8f32de5SMark Haverkamp 1229e8f32de5SMark Haverkamp /* 1230e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1231e8f32de5SMark Haverkamp */ 1232e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1233e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1234e8f32de5SMark Haverkamp } 1235e8f32de5SMark Haverkamp 123694cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 123794cf6ba1SSalyzyn, Mark { 1238d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 123994cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 124094cf6ba1SSalyzyn, Mark return FAILED; 124194cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 124294cf6ba1SSalyzyn, Mark } 124394cf6ba1SSalyzyn, Mark 12441da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 12451da177e4SLinus Torvalds { 12461da177e4SLinus Torvalds struct fib* fibptr; 12471da177e4SLinus Torvalds int rcode; 12481da177e4SLinus Torvalds u32 tmp; 12497c00ffa3SMark Haverkamp struct aac_adapter_info *info; 125084971738SMark Haverkamp struct aac_bus_info *command; 125184971738SMark Haverkamp struct aac_bus_info_response *bus_info; 12527c00ffa3SMark Haverkamp 1253bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 12541da177e4SLinus Torvalds return -ENOMEM; 12551da177e4SLinus Torvalds 1256bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12571da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 12587c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 12591da177e4SLinus Torvalds 1260bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 12611da177e4SLinus Torvalds fibptr, 12627c00ffa3SMark Haverkamp sizeof(*info), 12631da177e4SLinus Torvalds FsaNormal, 12649203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 12651da177e4SLinus Torvalds NULL, 12661da177e4SLinus Torvalds NULL); 12671da177e4SLinus Torvalds 12687c00ffa3SMark Haverkamp if (rcode < 0) { 1269cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1270cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1271cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1272bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1273bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1274cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 12757c00ffa3SMark Haverkamp return rcode; 12767c00ffa3SMark Haverkamp } 12777c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 12787c00ffa3SMark Haverkamp 12797c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 128006a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 12817c00ffa3SMark Haverkamp 1282bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12837c00ffa3SMark Haverkamp 128406a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 12857c00ffa3SMark Haverkamp 128606a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 12877c00ffa3SMark Haverkamp 1288bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 12897c00ffa3SMark Haverkamp fibptr, 129006a43d17SSalyzyn, Mark sizeof(*sinfo), 12917c00ffa3SMark Haverkamp FsaNormal, 12927c00ffa3SMark Haverkamp 1, 1, 12937c00ffa3SMark Haverkamp NULL, 12947c00ffa3SMark Haverkamp NULL); 12957c00ffa3SMark Haverkamp 12967c00ffa3SMark Haverkamp if (rcode >= 0) 129706a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1298cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1299cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1300cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1301cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1302cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1303cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 13047c00ffa3SMark Haverkamp } 13051da177e4SLinus Torvalds 130684971738SMark Haverkamp 130784971738SMark Haverkamp /* 130884971738SMark Haverkamp * GetBusInfo 130984971738SMark Haverkamp */ 131084971738SMark Haverkamp 1311bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 131284971738SMark Haverkamp 131384971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 131484971738SMark Haverkamp 131584971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 131684971738SMark Haverkamp 131784971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 131884971738SMark Haverkamp 131984971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 132084971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 132184971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 132284971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 132384971738SMark Haverkamp 1324bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 132584971738SMark Haverkamp fibptr, 132684971738SMark Haverkamp sizeof (*bus_info), 132784971738SMark Haverkamp FsaNormal, 132884971738SMark Haverkamp 1, 1, 132984971738SMark Haverkamp NULL, NULL); 133084971738SMark Haverkamp 133194cf6ba1SSalyzyn, Mark /* reasoned default */ 133294cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 133384971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 133484971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 133584971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 133684971738SMark Haverkamp } 133784971738SMark Haverkamp 13388c867b25SMark Haverkamp if (!dev->in_reset) { 133924f02e1dSSalyzyn, Mark char buffer[16]; 13401da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 13417c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 13421da177e4SLinus Torvalds dev->name, 13431da177e4SLinus Torvalds dev->id, 13441da177e4SLinus Torvalds tmp>>24, 13451da177e4SLinus Torvalds (tmp>>16)&0xff, 13461da177e4SLinus Torvalds tmp&0xff, 13477c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 13487c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 13497c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 13501da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 13511da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 13521da177e4SLinus Torvalds dev->name, dev->id, 13531da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13541da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 13551da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 13561da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 13571da177e4SLinus Torvalds dev->name, dev->id, 13581da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13591da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 136024f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1361ee959b00STony Jones if (aac_get_serial_number( 136224f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 136324f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 136424f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1365a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1366a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1367a45c863fSSalyzyn, Mark dev->name, dev->id, 1368a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1369a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1370a45c863fSSalyzyn, Mark } 13712f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 137229c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1373a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 137429c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 137529c97684SSalyzyn, Mark dev->name, dev->id); 137629c97684SSalyzyn, Mark } 13778c867b25SMark Haverkamp } 13781da177e4SLinus Torvalds 137995e852e1SSalyzyn, Mark dev->cache_protected = 0; 1380cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 1381cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 13821da177e4SLinus Torvalds dev->nondasd_support = 0; 13831da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 138495e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 13851da177e4SLinus Torvalds dev->nondasd_support = 1; 13861da177e4SLinus Torvalds 13871da177e4SLinus Torvalds /* 13881da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 13891da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 13901da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 13911da177e4SLinus Torvalds * additional changes changes will have to be made to support 13921da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 13931da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 13941da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 13951da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 13961da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 13971da177e4SLinus Torvalds */ 13981da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 13991da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 14001da177e4SLinus Torvalds dev->nondasd_support = 1; 14011da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 14021da177e4SLinus Torvalds } 14031da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 14041da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 14051da177e4SLinus Torvalds dev->name, dev->id); 14061da177e4SLinus Torvalds 140795e852e1SSalyzyn, Mark if (nondasd != -1) 14081da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 14092f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 14101da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 14111da177e4SLinus Torvalds 1412e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 1413d8e96507SLeubner, Achim dev->needs_dac = 1; 14141da177e4SLinus Torvalds dev->dac_support = 0; 1415d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 1416d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 14172f7ecc55SSalyzyn, Mark if (!dev->in_reset) 14182f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 14192f7ecc55SSalyzyn, Mark dev->name, dev->id); 14201da177e4SLinus Torvalds dev->dac_support = 1; 14211da177e4SLinus Torvalds } 14221da177e4SLinus Torvalds 14231da177e4SLinus Torvalds if(dacmode != -1) { 14241da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 14251da177e4SLinus Torvalds } 1426d8e96507SLeubner, Achim 1427d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 1428d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 1429d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 1430d8e96507SLeubner, Achim dev->nondasd_support = 0; 1431d8e96507SLeubner, Achim dev->jbod = 0; 1432d8e96507SLeubner, Achim expose_physicals = 0; 1433d8e96507SLeubner, Achim } 1434d8e96507SLeubner, Achim 14351da177e4SLinus Torvalds if(dev->dac_support != 0) { 14366a35528aSYang Hongyang if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && 14376a35528aSYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 14382f7ecc55SSalyzyn, Mark if (!dev->in_reset) 14391da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 14401da177e4SLinus Torvalds dev->name, dev->id); 1441284901a9SYang Hongyang } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && 1442284901a9SYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 14431da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 14441da177e4SLinus Torvalds dev->name, dev->id); 14451da177e4SLinus Torvalds dev->dac_support = 0; 14461da177e4SLinus Torvalds } else { 14471da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 14481da177e4SLinus Torvalds dev->name, dev->id); 14491da177e4SLinus Torvalds rcode = -ENOMEM; 14501da177e4SLinus Torvalds } 14511da177e4SLinus Torvalds } 14527c00ffa3SMark Haverkamp /* 1453e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1454e8f32de5SMark Haverkamp * interface. 14557c00ffa3SMark Haverkamp */ 1456e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 145794cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 145894cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 145994cf6ba1SSalyzyn, Mark : aac_scsi_64) 1460e8f32de5SMark Haverkamp : aac_scsi_32; 1461e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1462e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1463e8f32de5SMark Haverkamp ? aac_bounds_64 1464e8f32de5SMark Haverkamp : aac_bounds_32; 1465e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1466e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1467e8f32de5SMark Haverkamp } else { 1468e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 14697c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 14707c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 147163a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 147263a70eeaSMark Haverkamp sizeof(struct sgentry); 14737c00ffa3SMark Haverkamp if (dev->dac_support) { 1474e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1475e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 14767c00ffa3SMark Haverkamp /* 14777c00ffa3SMark Haverkamp * 38 scatter gather elements 14787c00ffa3SMark Haverkamp */ 14797c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 14807c00ffa3SMark Haverkamp (dev->max_fib_size - 14817c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 14827c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 148363a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 148463a70eeaSMark Haverkamp sizeof(struct sgentry64); 1485e8f32de5SMark Haverkamp } else { 1486e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1487e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 14887c00ffa3SMark Haverkamp } 14897c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 1490e8b12f0fSMahesh Rajashekhara if (dev->adapter_info.options & AAC_OPT_NEW_COMM_TYPE1) 1491e8b12f0fSMahesh Rajashekhara dev->adapter_info.options |= AAC_OPT_NEW_COMM; 14927c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 14937c00ffa3SMark Haverkamp /* 14947c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 14957c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 14967c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 14977c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 14987c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 14997c00ffa3SMark Haverkamp * element. 15007c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 15017c00ffa3SMark Haverkamp */ 15027c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 15037c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 15047c00ffa3SMark Haverkamp } 15050e68c003SMark Haverkamp } 1506cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 1507cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1508bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1509bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1510cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 15111da177e4SLinus Torvalds 15121da177e4SLinus Torvalds return rcode; 15131da177e4SLinus Torvalds } 15141da177e4SLinus Torvalds 15151da177e4SLinus Torvalds 1516e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 15171da177e4SLinus Torvalds { 15181da177e4SLinus Torvalds struct aac_dev *dev; 15191da177e4SLinus Torvalds struct aac_read_reply *readreply; 15201da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 15211da177e4SLinus Torvalds u32 cid; 15221da177e4SLinus Torvalds 15231da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 15241da177e4SLinus Torvalds 152503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 152603d44337SMark Haverkamp return; 152703d44337SMark Haverkamp 15281a655040SSalyzyn, Mark dev = fibptr->dev; 1529e5718774SMark Haverkamp cid = scmd_id(scsicmd); 15301da177e4SLinus Torvalds 15317a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 15327a8cf29dSMark Haverkamp u64 lba; 15337a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 15347a8cf29dSMark Haverkamp case WRITE_6: 15357a8cf29dSMark Haverkamp case READ_6: 15367a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 15377a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15387a8cf29dSMark Haverkamp break; 15397a8cf29dSMark Haverkamp case WRITE_16: 15407a8cf29dSMark Haverkamp case READ_16: 15417a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15427a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15437a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15467a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15477a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15487a8cf29dSMark Haverkamp break; 15497a8cf29dSMark Haverkamp case WRITE_12: 15507a8cf29dSMark Haverkamp case READ_12: 15517a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15527a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15537a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15547a8cf29dSMark Haverkamp break; 15557a8cf29dSMark Haverkamp default: 15567a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15577a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15587a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15597a8cf29dSMark Haverkamp break; 15607a8cf29dSMark Haverkamp } 15617a8cf29dSMark Haverkamp printk(KERN_DEBUG 15627a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 15637a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 15647a8cf29dSMark Haverkamp } 15651da177e4SLinus Torvalds 1566125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 15671da177e4SLinus Torvalds 1568727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1569727eead6SFUJITA Tomonori 15701da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 1571655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 1572655d722cSMark Salyzyn case ST_OK: 1573655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1574655d722cSMark Salyzyn SAM_STAT_GOOD; 1575655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 1576655d722cSMark Salyzyn break; 1577655d722cSMark Salyzyn case ST_NOT_READY: 1578655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1579655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 1580655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 1581655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 1582655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1583655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1584655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 1585655d722cSMark Salyzyn break; 1586655d722cSMark Salyzyn default: 15877c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1588e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 15891da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 15907c00ffa3SMark Haverkamp #endif 1591655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1592655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 15938e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 15948e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 15958e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 15961da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15973ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 15983ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1599655d722cSMark Salyzyn break; 16001da177e4SLinus Torvalds } 1601bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1602bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 16031da177e4SLinus Torvalds 16048e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16051da177e4SLinus Torvalds } 16061da177e4SLinus Torvalds 16079e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 16081da177e4SLinus Torvalds { 16097a8cf29dSMark Haverkamp u64 lba; 16101da177e4SLinus Torvalds u32 count; 16111da177e4SLinus Torvalds int status; 16121da177e4SLinus Torvalds struct aac_dev *dev; 16131da177e4SLinus Torvalds struct fib * cmd_fibcontext; 1614da3cc679SRajashekhara, Mahesh int cid; 16151da177e4SLinus Torvalds 16161da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 16171da177e4SLinus Torvalds /* 16181da177e4SLinus Torvalds * Get block address and transfer length 16191da177e4SLinus Torvalds */ 16207a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 16217a8cf29dSMark Haverkamp case READ_6: 16229e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 16231da177e4SLinus Torvalds 16247a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 16257a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 16261da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 16271da177e4SLinus Torvalds 16281da177e4SLinus Torvalds if (count == 0) 16291da177e4SLinus Torvalds count = 256; 16307a8cf29dSMark Haverkamp break; 16317a8cf29dSMark Haverkamp case READ_16: 16329e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 16337a8cf29dSMark Haverkamp 16347a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 16357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 16367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 16377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 16387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 16397a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16407a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16417a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 16427a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 16437a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 16447a8cf29dSMark Haverkamp break; 16457a8cf29dSMark Haverkamp case READ_12: 16469e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 16477a8cf29dSMark Haverkamp 16487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 16497a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 16507a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16517a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 16527a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16537a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16547a8cf29dSMark Haverkamp break; 16557a8cf29dSMark Haverkamp default: 16569e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 16571da177e4SLinus Torvalds 16587a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 16597a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 16607a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16611da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 16627a8cf29dSMark Haverkamp break; 16631da177e4SLinus Torvalds } 1664da3cc679SRajashekhara, Mahesh 1665da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 1666da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 1667da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1668da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1669da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 1670da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 1671da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 1672da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1673da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1674da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1675da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 1676da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 1677da3cc679SRajashekhara, Mahesh return 1; 1678da3cc679SRajashekhara, Mahesh } 1679da3cc679SRajashekhara, Mahesh 16807a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 16817c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1682e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 16837a8cf29dSMark Haverkamp return 0; 16841da177e4SLinus Torvalds /* 16851da177e4SLinus Torvalds * Alocate and initialize a Fib 16861da177e4SLinus Torvalds */ 1687bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 1688cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech printk(KERN_WARNING "aac_read: fib allocation failed\n"); 16891da177e4SLinus Torvalds return -1; 16901da177e4SLinus Torvalds } 16911da177e4SLinus Torvalds 1692e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 16931da177e4SLinus Torvalds 16941da177e4SLinus Torvalds /* 16951da177e4SLinus Torvalds * Check that the command queued to the controller 16961da177e4SLinus Torvalds */ 169777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 169877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16991da177e4SLinus Torvalds return 0; 170077d644d4SMark Haverkamp } 17011da177e4SLinus Torvalds 1702bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 17031da177e4SLinus Torvalds /* 17041da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 17051da177e4SLinus Torvalds */ 17061da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 17078e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1708bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1709bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 17101da177e4SLinus Torvalds return 0; 17111da177e4SLinus Torvalds } 17121da177e4SLinus Torvalds 17139e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 17141da177e4SLinus Torvalds { 17157a8cf29dSMark Haverkamp u64 lba; 17161da177e4SLinus Torvalds u32 count; 17179d399cc7SSalyzyn, Mark int fua; 17181da177e4SLinus Torvalds int status; 17191da177e4SLinus Torvalds struct aac_dev *dev; 17201da177e4SLinus Torvalds struct fib * cmd_fibcontext; 1721da3cc679SRajashekhara, Mahesh int cid; 17221da177e4SLinus Torvalds 17231da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 17241da177e4SLinus Torvalds /* 17251da177e4SLinus Torvalds * Get block address and transfer length 17261da177e4SLinus Torvalds */ 17271da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 17281da177e4SLinus Torvalds { 17291da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 17301da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 17311da177e4SLinus Torvalds if (count == 0) 17321da177e4SLinus Torvalds count = 256; 17339d399cc7SSalyzyn, Mark fua = 0; 17347a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 17359e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 17367a8cf29dSMark Haverkamp 17377a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 17387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 17397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 17407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 17417a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 17427a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 17437a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 17447a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 17457a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 17469d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 17477a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 17489e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 17497a8cf29dSMark Haverkamp 17507a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 17517a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 17527a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 17537a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 17549d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 17551da177e4SLinus Torvalds } else { 17569e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 17577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 17581da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 17599d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 17601da177e4SLinus Torvalds } 1761da3cc679SRajashekhara, Mahesh 1762da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 1763da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 1764da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1765da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1766da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 1767da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 1768da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 1769da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1770da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1771da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1772da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 1773da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 1774da3cc679SRajashekhara, Mahesh return 1; 1775da3cc679SRajashekhara, Mahesh } 1776da3cc679SRajashekhara, Mahesh 17777a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 17781da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1779e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 17807a8cf29dSMark Haverkamp return 0; 17811da177e4SLinus Torvalds /* 17821da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 17831da177e4SLinus Torvalds */ 1784bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 1785cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB temporarily unavailable,not catastrophic failure */ 1786cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 1787cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* scsicmd->result = DID_ERROR << 16; 1788cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * scsicmd->scsi_done(scsicmd); 1789cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * return 0; 1790cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech */ 1791cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech printk(KERN_WARNING "aac_write: fib allocation failed\n"); 1792cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -1; 17931da177e4SLinus Torvalds } 17941da177e4SLinus Torvalds 17959d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 17961da177e4SLinus Torvalds 17971da177e4SLinus Torvalds /* 17981da177e4SLinus Torvalds * Check that the command queued to the controller 17991da177e4SLinus Torvalds */ 180077d644d4SMark Haverkamp if (status == -EINPROGRESS) { 180177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 18021da177e4SLinus Torvalds return 0; 18031da177e4SLinus Torvalds } 18041da177e4SLinus Torvalds 1805bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 18061da177e4SLinus Torvalds /* 18071da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 18081da177e4SLinus Torvalds */ 18091da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 18108e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 18111da177e4SLinus Torvalds 1812bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1813bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 18141da177e4SLinus Torvalds return 0; 18151da177e4SLinus Torvalds } 18161da177e4SLinus Torvalds 18171da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 18181da177e4SLinus Torvalds { 18191da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 18201da177e4SLinus Torvalds struct scsi_cmnd *cmd; 18211da177e4SLinus Torvalds 18221da177e4SLinus Torvalds cmd = context; 18231da177e4SLinus Torvalds 182403d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 182503d44337SMark Haverkamp return; 182603d44337SMark Haverkamp 18271da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 18281da177e4SLinus Torvalds smp_processor_id(), jiffies)); 18291da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 18301da177e4SLinus Torvalds 18311da177e4SLinus Torvalds 18321da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 18331da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 18341da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 18351da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18361da177e4SLinus Torvalds else { 18371da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 18381a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1839e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 18401da177e4SLinus Torvalds printk(KERN_WARNING 18411da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 18421da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 18431da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 18441da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 18458e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 18468e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 18478e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 18481da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1849b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1850b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 18511da177e4SLinus Torvalds } 18521da177e4SLinus Torvalds 1853bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1854bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 18558e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 18561da177e4SLinus Torvalds } 18571da177e4SLinus Torvalds 18589e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 18591da177e4SLinus Torvalds { 18601da177e4SLinus Torvalds int status; 18611da177e4SLinus Torvalds struct fib *cmd_fibcontext; 18621da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 18631da177e4SLinus Torvalds struct scsi_cmnd *cmd; 18641da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 18651da177e4SLinus Torvalds int active = 0; 186690ee3466SMark Haverkamp struct aac_dev *aac; 1867b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 1868b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 1869b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 18701da177e4SLinus Torvalds unsigned long flags; 18711da177e4SLinus Torvalds 18721da177e4SLinus Torvalds /* 187377d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 187477d644d4SMark Haverkamp * specific target (block). 18751da177e4SLinus Torvalds */ 18761da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 18771da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 1878b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 1879b90f90d2SSalyzyn, Mark u64 cmnd_lba; 1880b90f90d2SSalyzyn, Mark u32 cmnd_count; 1881b90f90d2SSalyzyn, Mark 1882b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 1883b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 1884b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 1885b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 1886b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 1887b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 1888b90f90d2SSalyzyn, Mark cmnd_count = 256; 1889b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 1890b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 1891b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 1892b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 1893b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 1894b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 1895b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1896b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1897b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1898b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 1899b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 1900b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 1901b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 1902b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 1903b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1904b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1905b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1906b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1907b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 1908b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1909b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1910b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1911b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 1912b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1913b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1914b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1915b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1916b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 1917b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 1918b90f90d2SSalyzyn, Mark } else 1919b90f90d2SSalyzyn, Mark continue; 1920b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 1921b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 1922b90f90d2SSalyzyn, Mark continue; 19231da177e4SLinus Torvalds ++active; 19241da177e4SLinus Torvalds break; 19251da177e4SLinus Torvalds } 19261da177e4SLinus Torvalds 19271da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 19281da177e4SLinus Torvalds 19291da177e4SLinus Torvalds /* 19301da177e4SLinus Torvalds * Yield the processor (requeue for later) 19311da177e4SLinus Torvalds */ 19321da177e4SLinus Torvalds if (active) 19331da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 19341da177e4SLinus Torvalds 1935f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 19368c867b25SMark Haverkamp if (aac->in_reset) 19378c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 19388c867b25SMark Haverkamp 19391da177e4SLinus Torvalds /* 19407c00ffa3SMark Haverkamp * Allocate and initialize a Fib 19411da177e4SLinus Torvalds */ 194290ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 19431da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 19441da177e4SLinus Torvalds 1945bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 19461da177e4SLinus Torvalds 19471da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 19481da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 19491da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 19509e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 19511da177e4SLinus Torvalds synchronizecmd->count = 19521da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 19531da177e4SLinus Torvalds 19541da177e4SLinus Torvalds /* 19551da177e4SLinus Torvalds * Now send the Fib to the adapter 19561da177e4SLinus Torvalds */ 1957bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 19581da177e4SLinus Torvalds cmd_fibcontext, 19591da177e4SLinus Torvalds sizeof(struct aac_synchronize), 19601da177e4SLinus Torvalds FsaNormal, 19611da177e4SLinus Torvalds 0, 1, 19621da177e4SLinus Torvalds (fib_callback)synchronize_callback, 19631da177e4SLinus Torvalds (void *)scsicmd); 19641da177e4SLinus Torvalds 19651da177e4SLinus Torvalds /* 19661da177e4SLinus Torvalds * Check that the command queued to the controller 19671da177e4SLinus Torvalds */ 196877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 196977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 19701da177e4SLinus Torvalds return 0; 197177d644d4SMark Haverkamp } 19721da177e4SLinus Torvalds 19731da177e4SLinus Torvalds printk(KERN_WARNING 1974bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1975bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1976bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 19771da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 19781da177e4SLinus Torvalds } 19791da177e4SLinus Torvalds 1980655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 1981655d722cSMark Salyzyn { 1982655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 1983655d722cSMark Salyzyn 1984655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 1985655d722cSMark Salyzyn return; 1986655d722cSMark Salyzyn 1987655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 1988655d722cSMark Salyzyn 1989655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 1990655d722cSMark Salyzyn 1991655d722cSMark Salyzyn aac_fib_complete(fibptr); 1992655d722cSMark Salyzyn aac_fib_free(fibptr); 1993655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 1994655d722cSMark Salyzyn } 1995655d722cSMark Salyzyn 1996655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 1997655d722cSMark Salyzyn { 1998655d722cSMark Salyzyn int status; 1999655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2000655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2001655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2002655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2003655d722cSMark Salyzyn 2004655d722cSMark Salyzyn if (!(aac->supplement_adapter_info.SupportedOptions2 & 2005655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2006655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2007655d722cSMark Salyzyn SAM_STAT_GOOD; 2008655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2009655d722cSMark Salyzyn return 0; 2010655d722cSMark Salyzyn } 2011655d722cSMark Salyzyn 2012655d722cSMark Salyzyn if (aac->in_reset) 2013655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2014655d722cSMark Salyzyn 2015655d722cSMark Salyzyn /* 2016655d722cSMark Salyzyn * Allocate and initialize a Fib 2017655d722cSMark Salyzyn */ 2018655d722cSMark Salyzyn cmd_fibcontext = aac_fib_alloc(aac); 2019655d722cSMark Salyzyn if (!cmd_fibcontext) 2020655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2021655d722cSMark Salyzyn 2022655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2023655d722cSMark Salyzyn 2024655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2025655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2026655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2027655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2028655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2029655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2030655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2031655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2032655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2033655d722cSMark Salyzyn 2034655d722cSMark Salyzyn /* 2035655d722cSMark Salyzyn * Now send the Fib to the adapter 2036655d722cSMark Salyzyn */ 2037655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2038655d722cSMark Salyzyn cmd_fibcontext, 2039655d722cSMark Salyzyn sizeof(struct aac_power_management), 2040655d722cSMark Salyzyn FsaNormal, 2041655d722cSMark Salyzyn 0, 1, 2042655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2043655d722cSMark Salyzyn (void *)scsicmd); 2044655d722cSMark Salyzyn 2045655d722cSMark Salyzyn /* 2046655d722cSMark Salyzyn * Check that the command queued to the controller 2047655d722cSMark Salyzyn */ 2048655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2049655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2050655d722cSMark Salyzyn return 0; 2051655d722cSMark Salyzyn } 2052655d722cSMark Salyzyn 2053655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2054655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2055655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2056655d722cSMark Salyzyn } 2057655d722cSMark Salyzyn 20581da177e4SLinus Torvalds /** 20591da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 20601da177e4SLinus Torvalds * @scsicmd: SCSI command block 20611da177e4SLinus Torvalds * 20621da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 20631da177e4SLinus Torvalds * aacraid firmware. 20641da177e4SLinus Torvalds */ 20651da177e4SLinus Torvalds 20661da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 20671da177e4SLinus Torvalds { 20681a655040SSalyzyn, Mark u32 cid; 20691da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 20701da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 20711da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 20721da177e4SLinus Torvalds 207390ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 207490ee3466SMark Haverkamp return -1; 20751da177e4SLinus Torvalds /* 20761da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 20771da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 20781da177e4SLinus Torvalds * itself. 20791da177e4SLinus Torvalds */ 20801a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 20811a655040SSalyzyn, Mark if (cid != host->this_id) { 20821a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 20831a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2084e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 20851da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 20861da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20871da177e4SLinus Torvalds return 0; 20881da177e4SLinus Torvalds } 20891da177e4SLinus Torvalds 20901da177e4SLinus Torvalds /* 20911da177e4SLinus Torvalds * If the target container doesn't exist, it may have 20921da177e4SLinus Torvalds * been newly created 20931da177e4SLinus Torvalds */ 2094655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2095655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2096655d722cSMark Salyzyn NOT_READY)) { 20971da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 20987a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 20997a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 21007a8cf29dSMark Haverkamp !(dev->raw_io_64) || 21017a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 21027a8cf29dSMark Haverkamp break; 21031da177e4SLinus Torvalds case INQUIRY: 21041da177e4SLinus Torvalds case READ_CAPACITY: 21051da177e4SLinus Torvalds case TEST_UNIT_READY: 21068c867b25SMark Haverkamp if (dev->in_reset) 21078c867b25SMark Haverkamp return -1; 2108fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2109fe76df42SMark Haverkamp aac_probe_container_callback2); 21101da177e4SLinus Torvalds default: 21111da177e4SLinus Torvalds break; 21121da177e4SLinus Torvalds } 21131da177e4SLinus Torvalds } 21141da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2115cb1042f2SSalyzyn, Mark if (dev->nondasd_support || expose_physicals || 2116cb1042f2SSalyzyn, Mark dev->jbod) { 21178c867b25SMark Haverkamp if (dev->in_reset) 21188c867b25SMark Haverkamp return -1; 21191da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 21201da177e4SLinus Torvalds } else { 21211da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 21221da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21231da177e4SLinus Torvalds return 0; 21241da177e4SLinus Torvalds } 21251da177e4SLinus Torvalds } 21261da177e4SLinus Torvalds } 21271da177e4SLinus Torvalds /* 21281da177e4SLinus Torvalds * else Command for the controller itself 21291da177e4SLinus Torvalds */ 21301da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 21311da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 21321da177e4SLinus Torvalds { 21331da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 21341da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 21358e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 21368e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 21378e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 21381da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 21393ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 21403ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 21411da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21421da177e4SLinus Torvalds return 0; 21431da177e4SLinus Torvalds } 21441da177e4SLinus Torvalds 21451da177e4SLinus Torvalds 21461da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 21471da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 21481da177e4SLinus Torvalds case INQUIRY: 21491da177e4SLinus Torvalds { 21503b2946ccSMark Haverkamp struct inquiry_data inq_data; 21511da177e4SLinus Torvalds 21521a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 21533b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 21541da177e4SLinus Torvalds 2155d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 215688e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 215788e2f98eSSalyzyn, Mark 215888e2f98eSSalyzyn, Mark /* EVPD bit set */ 215988e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 216088e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 216188e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 216288e2f98eSSalyzyn, Mark /* supported vital product data pages */ 216388e2f98eSSalyzyn, Mark arr[3] = 2; 216488e2f98eSSalyzyn, Mark arr[4] = 0x0; 216588e2f98eSSalyzyn, Mark arr[5] = 0x80; 216688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2167d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 216888e2f98eSSalyzyn, Mark sizeof(inq_data)); 216988e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 217088e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 217188e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 217288e2f98eSSalyzyn, Mark /* unit serial number page */ 217388e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 217488e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 217588e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2176d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 217788e2f98eSSalyzyn, Mark sizeof(inq_data)); 2178d8e96507SLeubner, Achim if (aac_wwn != 2) 2179d8e96507SLeubner, Achim return aac_get_container_serial( 2180d8e96507SLeubner, Achim scsicmd); 2181d8e96507SLeubner, Achim /* SLES 10 SP1 special */ 2182d8e96507SLeubner, Achim scsicmd->result = DID_OK << 16 | 2183d8e96507SLeubner, Achim COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 218488e2f98eSSalyzyn, Mark } else { 218588e2f98eSSalyzyn, Mark /* vpd page not implemented */ 218688e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 218788e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 218888e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 21898e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 21908e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 21918e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 219288e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 219388e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 21943ace426fSSalyzyn, Mark min_t(size_t, 21953ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 21963ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 219788e2f98eSSalyzyn, Mark } 219888e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 219988e2f98eSSalyzyn, Mark return 0; 220088e2f98eSSalyzyn, Mark } 22013b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 22023b2946ccSMark 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 */ 22033b2946ccSMark Haverkamp inq_data.inqd_len = 31; 22041da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 22053b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 22061da177e4SLinus Torvalds /* 22071da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 22081da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 22091da177e4SLinus Torvalds */ 22101a655040SSalyzyn, Mark if (cid == host->this_id) { 22116391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 22123b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2213d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2214d4345028SFUJITA Tomonori sizeof(inq_data)); 22151da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22161da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22171da177e4SLinus Torvalds return 0; 22181da177e4SLinus Torvalds } 22198c867b25SMark Haverkamp if (dev->in_reset) 22208c867b25SMark Haverkamp return -1; 2221794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 22223b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2223d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 22249e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 22251da177e4SLinus Torvalds } 22267a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 22277a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 22287a8cf29dSMark Haverkamp !(dev->raw_io_64) || 22297a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 22307a8cf29dSMark Haverkamp break; 22317a8cf29dSMark Haverkamp { 22327a8cf29dSMark Haverkamp u64 capacity; 223307ce5ebaSMark Haverkamp char cp[13]; 2234b271f1c8SFUJITA Tomonori unsigned int alloc_len; 22357a8cf29dSMark Haverkamp 22367a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 22377a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 22387a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 22397a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 22407a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 22417a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 22427a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 22437a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 22447a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 22457a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 22467a8cf29dSMark Haverkamp cp[8] = 0; 22477a8cf29dSMark Haverkamp cp[9] = 0; 22487a8cf29dSMark Haverkamp cp[10] = 2; 22497a8cf29dSMark Haverkamp cp[11] = 0; 225007ce5ebaSMark Haverkamp cp[12] = 0; 225107ce5ebaSMark Haverkamp 2252b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2253b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2254b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2255b271f1c8SFUJITA Tomonori 2256b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2257d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2258b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2259b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2260b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 22617a8cf29dSMark Haverkamp 22627a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 22637a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 22647a8cf29dSMark Haverkamp 22657a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22667a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 22677a8cf29dSMark Haverkamp 22687a8cf29dSMark Haverkamp return 0; 22697a8cf29dSMark Haverkamp } 22707a8cf29dSMark Haverkamp 22711da177e4SLinus Torvalds case READ_CAPACITY: 22721da177e4SLinus Torvalds { 22731da177e4SLinus Torvalds u32 capacity; 22743b2946ccSMark Haverkamp char cp[8]; 22751da177e4SLinus Torvalds 22761da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 22777a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 22781da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 22791da177e4SLinus Torvalds else 22801da177e4SLinus Torvalds capacity = (u32)-1; 22813b2946ccSMark Haverkamp 22821da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 22831da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 22841da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 22851da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 22861da177e4SLinus Torvalds cp[4] = 0; 22871da177e4SLinus Torvalds cp[5] = 0; 22881da177e4SLinus Torvalds cp[6] = 2; 22891da177e4SLinus Torvalds cp[7] = 0; 2290d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 22917a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 22927a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2293655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2294655d722cSMark Salyzyn SAM_STAT_GOOD; 22951da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22961da177e4SLinus Torvalds 22971da177e4SLinus Torvalds return 0; 22981da177e4SLinus Torvalds } 22991da177e4SLinus Torvalds 23001da177e4SLinus Torvalds case MODE_SENSE: 23011da177e4SLinus Torvalds { 23029d399cc7SSalyzyn, Mark char mode_buf[7]; 23039d399cc7SSalyzyn, Mark int mode_buf_length = 4; 23041da177e4SLinus Torvalds 23051da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 23061da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 23071da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 23089d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 23099d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 23109d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 231195e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 23129d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 23131da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 23149d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 23159d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 23169d399cc7SSalyzyn, Mark mode_buf[0] = 6; 23179d399cc7SSalyzyn, Mark mode_buf[4] = 8; 23189d399cc7SSalyzyn, Mark mode_buf[5] = 1; 231995e852e1SSalyzyn, Mark mode_buf[6] = ((aac_cache & 6) == 2) 232095e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 23219d399cc7SSalyzyn, Mark mode_buf_length = 7; 23229d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 23239d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 23249d399cc7SSalyzyn, Mark } 2325d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); 23261da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23271da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23281da177e4SLinus Torvalds 23291da177e4SLinus Torvalds return 0; 23301da177e4SLinus Torvalds } 23311da177e4SLinus Torvalds case MODE_SENSE_10: 23321da177e4SLinus Torvalds { 23339d399cc7SSalyzyn, Mark char mode_buf[11]; 23349d399cc7SSalyzyn, Mark int mode_buf_length = 8; 23351da177e4SLinus Torvalds 23361da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 23371da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 23381da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 23391da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 23409d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 23419d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 23429d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 234395e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 23449d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 23451da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 23461da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 23471da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 23481da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 23499d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 23509d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 23519d399cc7SSalyzyn, Mark mode_buf[1] = 9; 23529d399cc7SSalyzyn, Mark mode_buf[8] = 8; 23539d399cc7SSalyzyn, Mark mode_buf[9] = 1; 235495e852e1SSalyzyn, Mark mode_buf[10] = ((aac_cache & 6) == 2) 235595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 23569d399cc7SSalyzyn, Mark mode_buf_length = 11; 23579d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 23589d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 23599d399cc7SSalyzyn, Mark } 2360d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); 23611da177e4SLinus Torvalds 23621da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23631da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23641da177e4SLinus Torvalds 23651da177e4SLinus Torvalds return 0; 23661da177e4SLinus Torvalds } 23671da177e4SLinus Torvalds case REQUEST_SENSE: 23681da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 23691da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 23701da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 23711da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23721da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23731da177e4SLinus Torvalds return 0; 23741da177e4SLinus Torvalds 23751da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 23761da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 23771da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 23781da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 23791da177e4SLinus Torvalds else 23801da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 23811da177e4SLinus Torvalds 23821da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23831da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23841da177e4SLinus Torvalds return 0; 23851da177e4SLinus Torvalds /* 23861da177e4SLinus Torvalds * These commands are all No-Ops 23871da177e4SLinus Torvalds */ 23881da177e4SLinus Torvalds case TEST_UNIT_READY: 2389655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 2390655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2391655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2392655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 2393655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 2394655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 2395655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 2396655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 2397655d722cSMark Salyzyn min_t(size_t, 2398655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 2399655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2400655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2401655d722cSMark Salyzyn return 0; 2402655d722cSMark Salyzyn } 2403655d722cSMark Salyzyn /* FALLTHRU */ 24041da177e4SLinus Torvalds case RESERVE: 24051da177e4SLinus Torvalds case RELEASE: 24061da177e4SLinus Torvalds case REZERO_UNIT: 24071da177e4SLinus Torvalds case REASSIGN_BLOCKS: 24081da177e4SLinus Torvalds case SEEK_10: 24091da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24101da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 24111da177e4SLinus Torvalds return 0; 2412655d722cSMark Salyzyn 2413655d722cSMark Salyzyn case START_STOP: 2414655d722cSMark Salyzyn return aac_start_stop(scsicmd); 24151da177e4SLinus Torvalds } 24161da177e4SLinus Torvalds 24171da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 24181da177e4SLinus Torvalds { 24191da177e4SLinus Torvalds case READ_6: 24201da177e4SLinus Torvalds case READ_10: 24217a8cf29dSMark Haverkamp case READ_12: 24227a8cf29dSMark Haverkamp case READ_16: 24238c867b25SMark Haverkamp if (dev->in_reset) 24248c867b25SMark Haverkamp return -1; 24251da177e4SLinus Torvalds /* 24261da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 24271da177e4SLinus Torvalds * corresponds to a container. Needed to convert 24281da177e4SLinus Torvalds * containers to /dev/sd device names 24291da177e4SLinus Torvalds */ 24301da177e4SLinus Torvalds 24311da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 24327a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 24331da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 24347a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 24357a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 243677d644d4SMark Haverkamp 24379e7c349cSMark Haverkamp return aac_read(scsicmd); 24381da177e4SLinus Torvalds 24391da177e4SLinus Torvalds case WRITE_6: 24401da177e4SLinus Torvalds case WRITE_10: 24417a8cf29dSMark Haverkamp case WRITE_12: 24427a8cf29dSMark Haverkamp case WRITE_16: 24438c867b25SMark Haverkamp if (dev->in_reset) 24448c867b25SMark Haverkamp return -1; 24459e7c349cSMark Haverkamp return aac_write(scsicmd); 24461da177e4SLinus Torvalds 24471da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 244895e852e1SSalyzyn, Mark if (((aac_cache & 6) == 6) && dev->cache_protected) { 244995e852e1SSalyzyn, Mark scsicmd->result = DID_OK << 16 | 245095e852e1SSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 245195e852e1SSalyzyn, Mark scsicmd->scsi_done(scsicmd); 245295e852e1SSalyzyn, Mark return 0; 245395e852e1SSalyzyn, Mark } 24541da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 245595e852e1SSalyzyn, Mark if ((aac_cache & 6) != 2) 24569e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 245795e852e1SSalyzyn, Mark /* FALLTHRU */ 24581da177e4SLinus Torvalds default: 24591da177e4SLinus Torvalds /* 24601da177e4SLinus Torvalds * Unhandled commands 24611da177e4SLinus Torvalds */ 24627c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 24631da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24648e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24651da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 24668e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 24671da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24683ace426fSSalyzyn, Mark min_t(size_t, 24693ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 24703ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 24711da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 24721da177e4SLinus Torvalds return 0; 24731da177e4SLinus Torvalds } 24741da177e4SLinus Torvalds } 24751da177e4SLinus Torvalds 24761da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 24771da177e4SLinus Torvalds { 24781da177e4SLinus Torvalds struct aac_query_disk qd; 24791da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 24801da177e4SLinus Torvalds 24811da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 248290ee3466SMark Haverkamp if (!fsa_dev_ptr) 248365101355SMark Haverkamp return -EBUSY; 24841da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 24851da177e4SLinus Torvalds return -EFAULT; 24861da177e4SLinus Torvalds if (qd.cnum == -1) 2487e5718774SMark Haverkamp qd.cnum = qd.id; 24881da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 24891da177e4SLinus Torvalds { 24901da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 24911da177e4SLinus Torvalds return -EINVAL; 24921da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 24931da177e4SLinus Torvalds qd.bus = 0; 24941da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 24951da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 24961da177e4SLinus Torvalds } 24971da177e4SLinus Torvalds else return -EINVAL; 24981da177e4SLinus Torvalds 2499fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 25001da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 25011da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 25021da177e4SLinus Torvalds 25031da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 25041da177e4SLinus Torvalds qd.unmapped = 1; 25051da177e4SLinus Torvalds else 25061da177e4SLinus Torvalds qd.unmapped = 0; 25071da177e4SLinus Torvalds 25081da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 25091da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 25101da177e4SLinus Torvalds 25111da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 25121da177e4SLinus Torvalds return -EFAULT; 25131da177e4SLinus Torvalds return 0; 25141da177e4SLinus Torvalds } 25151da177e4SLinus Torvalds 25161da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 25171da177e4SLinus Torvalds { 25181da177e4SLinus Torvalds struct aac_delete_disk dd; 25191da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 25201da177e4SLinus Torvalds 25211da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 252265101355SMark Haverkamp if (!fsa_dev_ptr) 252365101355SMark Haverkamp return -EBUSY; 25241da177e4SLinus Torvalds 25251da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 25261da177e4SLinus Torvalds return -EFAULT; 25271da177e4SLinus Torvalds 25281da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 25291da177e4SLinus Torvalds return -EINVAL; 25301da177e4SLinus Torvalds /* 25311da177e4SLinus Torvalds * Mark this container as being deleted. 25321da177e4SLinus Torvalds */ 25331da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 25341da177e4SLinus Torvalds /* 25351da177e4SLinus Torvalds * Mark the container as no longer valid 25361da177e4SLinus Torvalds */ 25371da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 25381da177e4SLinus Torvalds return 0; 25391da177e4SLinus Torvalds } 25401da177e4SLinus Torvalds 25411da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 25421da177e4SLinus Torvalds { 25431da177e4SLinus Torvalds struct aac_delete_disk dd; 25441da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 25451da177e4SLinus Torvalds 25461da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 254790ee3466SMark Haverkamp if (!fsa_dev_ptr) 254865101355SMark Haverkamp return -EBUSY; 25491da177e4SLinus Torvalds 25501da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 25511da177e4SLinus Torvalds return -EFAULT; 25521da177e4SLinus Torvalds 25531da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 25541da177e4SLinus Torvalds return -EINVAL; 25551da177e4SLinus Torvalds /* 25561da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 25571da177e4SLinus Torvalds */ 25581da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 25591da177e4SLinus Torvalds return -EBUSY; 25601da177e4SLinus Torvalds else { 25611da177e4SLinus Torvalds /* 25621da177e4SLinus Torvalds * Mark the container as no longer being valid. 25631da177e4SLinus Torvalds */ 25641da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 25651da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 25661da177e4SLinus Torvalds return 0; 25671da177e4SLinus Torvalds } 25681da177e4SLinus Torvalds } 25691da177e4SLinus Torvalds 25701da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 25711da177e4SLinus Torvalds { 25721da177e4SLinus Torvalds switch (cmd) { 25731da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 25741da177e4SLinus Torvalds return query_disk(dev, arg); 25751da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 25761da177e4SLinus Torvalds return delete_disk(dev, arg); 25771da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 25781da177e4SLinus Torvalds return force_delete_disk(dev, arg); 25791da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 25801da177e4SLinus Torvalds return aac_get_containers(dev); 25811da177e4SLinus Torvalds default: 25821da177e4SLinus Torvalds return -ENOTTY; 25831da177e4SLinus Torvalds } 25841da177e4SLinus Torvalds } 25851da177e4SLinus Torvalds 25861da177e4SLinus Torvalds /** 25871da177e4SLinus Torvalds * 25881da177e4SLinus Torvalds * aac_srb_callback 25891da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 25901da177e4SLinus Torvalds * @fibptr: pointer to the fib 25911da177e4SLinus Torvalds * 25921da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 25931da177e4SLinus Torvalds * 25941da177e4SLinus Torvalds */ 25951da177e4SLinus Torvalds 25961da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 25971da177e4SLinus Torvalds { 25981da177e4SLinus Torvalds struct aac_dev *dev; 25991da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 26001da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 26011da177e4SLinus Torvalds 26021da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 260303d44337SMark Haverkamp 260403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 260503d44337SMark Haverkamp return; 260603d44337SMark Haverkamp 2607125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 26081da177e4SLinus Torvalds 26091a655040SSalyzyn, Mark dev = fibptr->dev; 26101a655040SSalyzyn, Mark 26111da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 26121da177e4SLinus Torvalds 26131da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 26141da177e4SLinus Torvalds /* 26151da177e4SLinus Torvalds * Calculate resid for sg 26161da177e4SLinus Torvalds */ 26171da177e4SLinus Torvalds 2618727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2619727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 26201da177e4SLinus Torvalds 2621727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 26221da177e4SLinus Torvalds 2623e3cc268fSRajashekhara, Mahesh /* expose physical device if expose_physicald flag is on */ 2624e3cc268fSRajashekhara, Mahesh if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 2625e3cc268fSRajashekhara, Mahesh && expose_physicals > 0) 2626e3cc268fSRajashekhara, Mahesh aac_expose_phy_device(scsicmd); 2627e3cc268fSRajashekhara, Mahesh 26281da177e4SLinus Torvalds /* 26291da177e4SLinus Torvalds * First check the fib status 26301da177e4SLinus Torvalds */ 26311da177e4SLinus Torvalds 26321da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 26331da177e4SLinus Torvalds int len; 26341da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 26353ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 26363ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 26371da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26381da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 26391da177e4SLinus Torvalds } 26401da177e4SLinus Torvalds 26411da177e4SLinus Torvalds /* 26421da177e4SLinus Torvalds * Next check the srb status 26431da177e4SLinus Torvalds */ 26441da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 26451da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 26461da177e4SLinus Torvalds case SRB_STATUS_PENDING: 26471da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 26481da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 26491da177e4SLinus Torvalds break; 26501da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 26511da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 26521da177e4SLinus Torvalds case READ_6: 26531da177e4SLinus Torvalds case WRITE_6: 26541da177e4SLinus Torvalds case READ_10: 26551da177e4SLinus Torvalds case WRITE_10: 26561da177e4SLinus Torvalds case READ_12: 26571da177e4SLinus Torvalds case WRITE_12: 26587a8cf29dSMark Haverkamp case READ_16: 26597a8cf29dSMark Haverkamp case WRITE_16: 26601da177e4SLinus Torvalds if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { 26611da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 26621da177e4SLinus Torvalds } else { 26631da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 26641da177e4SLinus Torvalds } 26651da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 26661da177e4SLinus Torvalds break; 26671da177e4SLinus Torvalds case INQUIRY: { 26681da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 26691da177e4SLinus Torvalds break; 26701da177e4SLinus Torvalds } 26711da177e4SLinus Torvalds default: 26721da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 26731da177e4SLinus Torvalds break; 26741da177e4SLinus Torvalds } 26751da177e4SLinus Torvalds break; 26761da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 26771da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 26781da177e4SLinus Torvalds break; 26791da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 26801da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 26811da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 26821da177e4SLinus Torvalds break; 26831da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 26841da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 26851da177e4SLinus Torvalds break; 26861da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 26871da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 26881da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 26891da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 26901da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 26911da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 26921da177e4SLinus Torvalds break; 26931da177e4SLinus Torvalds 26941da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 26951da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 26961da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 26971da177e4SLinus Torvalds break; 26981da177e4SLinus Torvalds 26991da177e4SLinus Torvalds case SRB_STATUS_BUSY: 2700760af100SSalyzyn, Mark scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 27011da177e4SLinus Torvalds break; 27021da177e4SLinus Torvalds 27031da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 27041da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 27051da177e4SLinus Torvalds break; 27061da177e4SLinus Torvalds 27071da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 27081da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 27091da177e4SLinus Torvalds break; 27101da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 27111da177e4SLinus Torvalds case SRB_STATUS_ERROR: 27121da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 27131da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 27141da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 27151da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 27161da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 27171da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 27181da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 27191da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 27201da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 27211da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 27221da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 27231da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 27241da177e4SLinus Torvalds default: 27251da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 27261da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 27271da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 27281da177e4SLinus Torvalds aac_get_status_string( 27291da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 27301da177e4SLinus Torvalds scsicmd->cmnd[0], 27311da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 27321da177e4SLinus Torvalds #endif 27331fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 27341fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 27351fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 27361fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 27371fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 27381da177e4SLinus Torvalds break; 27391fc8010aSRajashekhara, Mahesh } else { 27401fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 27411fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 27421fc8010aSRajashekhara, Mahesh break; 27431fc8010aSRajashekhara, Mahesh } 27441fc8010aSRajashekhara, Mahesh } else { 27451fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 27461fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 27471fc8010aSRajashekhara, Mahesh break; 27481fc8010aSRajashekhara, Mahesh } 27491da177e4SLinus Torvalds } 27508ce3eca4SSalyzyn, Mark if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { 27511da177e4SLinus Torvalds int len; 27521da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 27533ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 27543ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 27551da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 27567a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 27577a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 27581da177e4SLinus Torvalds #endif 27591da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 27601da177e4SLinus Torvalds } 27611da177e4SLinus Torvalds /* 27621da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 27631da177e4SLinus Torvalds */ 27641da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 27651da177e4SLinus Torvalds 2766bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2767bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 27688e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 27691da177e4SLinus Torvalds } 27701da177e4SLinus Torvalds 27711da177e4SLinus Torvalds /** 27721da177e4SLinus Torvalds * 27731da177e4SLinus Torvalds * aac_send_scb_fib 27741da177e4SLinus Torvalds * @scsicmd: the scsi command block 27751da177e4SLinus Torvalds * 27761da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 27771da177e4SLinus Torvalds * scsicmd passed in. 27781da177e4SLinus Torvalds */ 27791da177e4SLinus Torvalds 27801da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 27811da177e4SLinus Torvalds { 27821da177e4SLinus Torvalds struct fib* cmd_fibcontext; 27831da177e4SLinus Torvalds struct aac_dev* dev; 27841da177e4SLinus Torvalds int status; 27851da177e4SLinus Torvalds 278684971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2787e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 278884971738SMark Haverkamp scsicmd->device->lun > 7) { 27891da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 27901da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27911da177e4SLinus Torvalds return 0; 27921da177e4SLinus Torvalds } 27931da177e4SLinus Torvalds 27941da177e4SLinus Torvalds /* 27951da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 27961da177e4SLinus Torvalds */ 2797bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 27981da177e4SLinus Torvalds return -1; 27991da177e4SLinus Torvalds } 2800e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 28011da177e4SLinus Torvalds 28021da177e4SLinus Torvalds /* 28031da177e4SLinus Torvalds * Check that the command queued to the controller 28041da177e4SLinus Torvalds */ 28051da177e4SLinus Torvalds if (status == -EINPROGRESS) { 280677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 28071da177e4SLinus Torvalds return 0; 28081da177e4SLinus Torvalds } 28091da177e4SLinus Torvalds 2810bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2811bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2812bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 28131da177e4SLinus Torvalds 28141da177e4SLinus Torvalds return -1; 28151da177e4SLinus Torvalds } 28161da177e4SLinus Torvalds 28171da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 28181da177e4SLinus Torvalds { 28191da177e4SLinus Torvalds struct aac_dev *dev; 28201da177e4SLinus Torvalds unsigned long byte_count = 0; 2821727eead6SFUJITA Tomonori int nseg; 28221da177e4SLinus Torvalds 28231da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 28241da177e4SLinus Torvalds // Get rid of old data 28251da177e4SLinus Torvalds psg->count = 0; 28261da177e4SLinus Torvalds psg->sg[0].addr = 0; 28271da177e4SLinus Torvalds psg->sg[0].count = 0; 2828727eead6SFUJITA Tomonori 2829727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2830727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2831727eead6SFUJITA Tomonori if (nseg) { 28321da177e4SLinus Torvalds struct scatterlist *sg; 28331da177e4SLinus Torvalds int i; 28341da177e4SLinus Torvalds 2835727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 28361da177e4SLinus Torvalds 2837727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 28381da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 28391da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 28401da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 28411da177e4SLinus Torvalds } 28421da177e4SLinus Torvalds /* hba wants the size to be exact */ 2843727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 284456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2845727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 284656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2847727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 28481da177e4SLinus Torvalds } 28491da177e4SLinus Torvalds /* Check for command underflow */ 28501da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 28511da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 28521da177e4SLinus Torvalds byte_count, scsicmd->underflow); 28531da177e4SLinus Torvalds } 28541da177e4SLinus Torvalds } 28551da177e4SLinus Torvalds return byte_count; 28561da177e4SLinus Torvalds } 28571da177e4SLinus Torvalds 28581da177e4SLinus Torvalds 28591da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 28601da177e4SLinus Torvalds { 28611da177e4SLinus Torvalds struct aac_dev *dev; 28621da177e4SLinus Torvalds unsigned long byte_count = 0; 286356b58712SMark Haverkamp u64 addr; 2864727eead6SFUJITA Tomonori int nseg; 28651da177e4SLinus Torvalds 28661da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 28671da177e4SLinus Torvalds // Get rid of old data 28681da177e4SLinus Torvalds psg->count = 0; 28691da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 28701da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 28711da177e4SLinus Torvalds psg->sg[0].count = 0; 2872727eead6SFUJITA Tomonori 2873727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2874727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2875727eead6SFUJITA Tomonori if (nseg) { 28761da177e4SLinus Torvalds struct scatterlist *sg; 28771da177e4SLinus Torvalds int i; 28781da177e4SLinus Torvalds 2879727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 28801241f359SMark Haverkamp int count = sg_dma_len(sg); 288156b58712SMark Haverkamp addr = sg_dma_address(sg); 288256b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 288356b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 28841241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 28851241f359SMark Haverkamp byte_count += count; 28861da177e4SLinus Torvalds } 2887727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 28881da177e4SLinus Torvalds /* hba wants the size to be exact */ 2889727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 289056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2891727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 289256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2893727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 28941da177e4SLinus Torvalds } 28951da177e4SLinus Torvalds /* Check for command underflow */ 28961da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 28971da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 28981da177e4SLinus Torvalds byte_count, scsicmd->underflow); 28991da177e4SLinus Torvalds } 29001da177e4SLinus Torvalds } 29011da177e4SLinus Torvalds return byte_count; 29021da177e4SLinus Torvalds } 29031da177e4SLinus Torvalds 29040e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 29050e68c003SMark Haverkamp { 29060e68c003SMark Haverkamp unsigned long byte_count = 0; 2907727eead6SFUJITA Tomonori int nseg; 29080e68c003SMark Haverkamp 29090e68c003SMark Haverkamp // Get rid of old data 29100e68c003SMark Haverkamp psg->count = 0; 29110e68c003SMark Haverkamp psg->sg[0].next = 0; 29120e68c003SMark Haverkamp psg->sg[0].prev = 0; 29130e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 29140e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 29150e68c003SMark Haverkamp psg->sg[0].count = 0; 29160e68c003SMark Haverkamp psg->sg[0].flags = 0; 2917727eead6SFUJITA Tomonori 2918727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2919727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2920727eead6SFUJITA Tomonori if (nseg) { 29210e68c003SMark Haverkamp struct scatterlist *sg; 29220e68c003SMark Haverkamp int i; 29230e68c003SMark Haverkamp 2924727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 29250e68c003SMark Haverkamp int count = sg_dma_len(sg); 29260e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 29270e68c003SMark Haverkamp psg->sg[i].next = 0; 29280e68c003SMark Haverkamp psg->sg[i].prev = 0; 29290e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 29300e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 29310e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 29320e68c003SMark Haverkamp psg->sg[i].flags = 0; 29330e68c003SMark Haverkamp byte_count += count; 29340e68c003SMark Haverkamp } 2935727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 29360e68c003SMark Haverkamp /* hba wants the size to be exact */ 2937727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 29380e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2939727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 29400e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2941727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 29420e68c003SMark Haverkamp } 29430e68c003SMark Haverkamp /* Check for command underflow */ 29440e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 29450e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 29460e68c003SMark Haverkamp byte_count, scsicmd->underflow); 29470e68c003SMark Haverkamp } 29480e68c003SMark Haverkamp } 29490e68c003SMark Haverkamp return byte_count; 29500e68c003SMark Haverkamp } 29510e68c003SMark Haverkamp 29521da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 29531da177e4SLinus Torvalds 29541da177e4SLinus Torvalds struct aac_srb_status_info { 29551da177e4SLinus Torvalds u32 status; 29561da177e4SLinus Torvalds char *str; 29571da177e4SLinus Torvalds }; 29581da177e4SLinus Torvalds 29591da177e4SLinus Torvalds 29601da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 29611da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 29621da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 29631da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 29641da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 29651da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 29661da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 29671da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 29681da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 29691da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 29701da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 29711da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 29721da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 29731da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 29741da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 29751da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 29761da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 29771da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 29781da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 29791da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 29801da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 29811da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 29821da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 29831da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 29841da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 29851da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 29861da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 29871da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 29881da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 29891da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 29901da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 29911da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 29921da177e4SLinus Torvalds { 0xff, "Unknown Error"} 29931da177e4SLinus Torvalds }; 29941da177e4SLinus Torvalds 29951da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 29961da177e4SLinus Torvalds { 29971da177e4SLinus Torvalds int i; 29981da177e4SLinus Torvalds 29996391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 30006391a113STobias Klauser if (srb_status_info[i].status == status) 30011da177e4SLinus Torvalds return srb_status_info[i].str; 30021da177e4SLinus Torvalds 30031da177e4SLinus Torvalds return "Bad Status Code"; 30041da177e4SLinus Torvalds } 30051da177e4SLinus Torvalds 30061da177e4SLinus Torvalds #endif 3007