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 */ 37acf3368fSPaul Gortmaker #include <linux/module.h> 381da177e4SLinus Torvalds 391da177e4SLinus Torvalds #include <scsi/scsi.h> 401da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 411da177e4SLinus Torvalds #include <scsi/scsi_device.h> 421da177e4SLinus Torvalds #include <scsi/scsi_host.h> 431da177e4SLinus Torvalds 441da177e4SLinus Torvalds #include "aacraid.h" 451da177e4SLinus Torvalds 461da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 471da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 481da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 491da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 511da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 521da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 551da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 561da177e4SLinus Torvalds 571da177e4SLinus Torvalds /* 581da177e4SLinus Torvalds * Sense codes 591da177e4SLinus Torvalds */ 601da177e4SLinus Torvalds 611da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 621da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 631da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 641da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 651da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 661da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 671da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 681da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 691da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 701da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 711da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 721da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 731da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 741da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 751da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 761da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 771da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 781da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 791da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 801da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 811da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 821da177e4SLinus Torvalds 831da177e4SLinus Torvalds /* 841da177e4SLinus Torvalds * Additional sense codes 851da177e4SLinus Torvalds */ 861da177e4SLinus Torvalds 871da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 881da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 891da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 901da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 911da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 921da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 931da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 941da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 951da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 961da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 971da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 981da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 991da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1021da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1031da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1041da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1051da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1061da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1071da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1081da177e4SLinus Torvalds 1091da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1101da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1111da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1121da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1131da177e4SLinus Torvalds 1141da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1151da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1161da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1171da177e4SLinus Torvalds /* SCSI inquiry data */ 1181da177e4SLinus Torvalds struct inquiry_data { 1191da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1201da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1211da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1221da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1231da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1241da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1251da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1261da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1271da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1281da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1291da177e4SLinus Torvalds }; 1301da177e4SLinus Torvalds 1311da177e4SLinus Torvalds /* 1321da177e4SLinus Torvalds * M O D U L E G L O B A L S 1331da177e4SLinus Torvalds */ 1341da177e4SLinus Torvalds 1351da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); 1361da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); 1370e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); 1381da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 1391da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 1401da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 1411da177e4SLinus Torvalds #endif 1421da177e4SLinus Torvalds 1431da177e4SLinus Torvalds /* 1441da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 1451da177e4SLinus Torvalds */ 1461da177e4SLinus Torvalds 1471da177e4SLinus Torvalds static int nondasd = -1; 148d8e96507SLeubner, Achim static int aac_cache = 2; /* WCE=0 to avoid performance problems */ 1491da177e4SLinus Torvalds static int dacmode = -1; 1508ef22247SSalyzyn, Mark int aac_msi; 1511208bab5SSalyzyn, Mark int aac_commit = -1; 152404d9a90SMark Haverkamp int startup_timeout = 180; 153404d9a90SMark Haverkamp int aif_timeout = 120; 1541da177e4SLinus Torvalds 1559a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 1568ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 1578ef22247SSalyzyn, Mark " 0=off, 1=on"); 15895e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 1598ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 1608ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 1618ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 162d8e96507SLeubner, Achim "\tbit 2 - Disable only if Battery is protecting Cache"); 1639a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 1648ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 1658ef22247SSalyzyn, Mark " 0=off, 1=on"); 1661208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 1678ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 1688ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 1698ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 1708ef22247SSalyzyn, Mark " 0=off, 1=on"); 1718ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 1728ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 1738ef22247SSalyzyn, Mark " 0=PIC(default), 1=MSI, 2=MSI-X(unsupported, uses MSI)"); 174404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 1758ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 1768ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 1778ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 1788ef22247SSalyzyn, Mark " have a BIOS."); 179404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 1808ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 1818ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 1828ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 1838ef22247SSalyzyn, Mark " systems."); 1841da177e4SLinus Torvalds 1857c00ffa3SMark Haverkamp int numacb = -1; 1867c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1878ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 1888ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 1898ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 1907c00ffa3SMark Haverkamp 1917c00ffa3SMark Haverkamp int acbsize = -1; 1927c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1938ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 1948ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 1958ef22247SSalyzyn, Mark " suggestion from Firmware."); 196653ba58dSMark Haverkamp 19729c97684SSalyzyn, Mark int update_interval = 30 * 60; 19829c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 1998ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 2008ef22247SSalyzyn, Mark " updates issued to adapter."); 20129c97684SSalyzyn, Mark 20229c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 20329c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 2048ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 2058ef22247SSalyzyn, Mark " checks."); 20629c97684SSalyzyn, Mark 20787f3bda3SAndrew Morton int aac_check_reset = 1; 20887f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 20995e7a8efSPaul Bolle MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" 2108ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 2118ef22247SSalyzyn, Mark " ignore it."); 21229c97684SSalyzyn, Mark 213e37ee4beSMark Haverkamp int expose_physicals = -1; 214653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 2158ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 2168ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 21703d44337SMark Haverkamp 2188ef22247SSalyzyn, Mark int aac_reset_devices; 2191208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 2201208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 22103d44337SMark Haverkamp 222d8e96507SLeubner, Achim int aac_wwn = 1; 223d8e96507SLeubner, Achim module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); 224d8e96507SLeubner, Achim MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" 225d8e96507SLeubner, Achim "\t0 - Disable\n" 226d8e96507SLeubner, Achim "\t1 - Array Meta Data Signature (default)\n" 227d8e96507SLeubner, Achim "\t2 - Adapter Serial Number"); 228d8e96507SLeubner, Achim 229d8e96507SLeubner, Achim 23003d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 23103d44337SMark Haverkamp struct fib *fibptr) { 23203d44337SMark Haverkamp struct scsi_device *device; 23303d44337SMark Haverkamp 23403d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 235c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 23603d44337SMark Haverkamp aac_fib_complete(fibptr); 23703d44337SMark Haverkamp aac_fib_free(fibptr); 23803d44337SMark Haverkamp return 0; 23903d44337SMark Haverkamp } 24003d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 24103d44337SMark Haverkamp device = scsicmd->device; 24203d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 24303d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 24403d44337SMark Haverkamp aac_fib_complete(fibptr); 24503d44337SMark Haverkamp aac_fib_free(fibptr); 24603d44337SMark Haverkamp return 0; 24703d44337SMark Haverkamp } 24803d44337SMark Haverkamp return 1; 24903d44337SMark Haverkamp } 25003d44337SMark Haverkamp 2511da177e4SLinus Torvalds /** 2521da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 2531da177e4SLinus Torvalds * @common: adapter to query 2541da177e4SLinus Torvalds * 2551da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 2561da177e4SLinus Torvalds */ 2578c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 2581da177e4SLinus Torvalds { 2591da177e4SLinus Torvalds int status = 0; 2601da177e4SLinus Torvalds struct fib * fibptr; 2611da177e4SLinus Torvalds 262bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2631da177e4SLinus Torvalds return -ENOMEM; 2641da177e4SLinus Torvalds 265bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2661da177e4SLinus Torvalds { 2671da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 2681da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 2691da177e4SLinus Torvalds 2701da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2711da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 2721da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 2731da177e4SLinus Torvalds } 2741da177e4SLinus Torvalds 275bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2761da177e4SLinus Torvalds fibptr, 2771da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2781da177e4SLinus Torvalds FsaNormal, 2791da177e4SLinus Torvalds 1, 1, 2801da177e4SLinus Torvalds NULL, NULL); 2811da177e4SLinus Torvalds if (status < 0) { 2821da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2831da177e4SLinus Torvalds } else { 2841da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2851da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2861da177e4SLinus Torvalds dprintk((KERN_WARNING 2871da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2881da177e4SLinus Torvalds le32_to_cpu(reply->response), 2891da177e4SLinus Torvalds le32_to_cpu(reply->status), 2901da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2911da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2921da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2931da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2941da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2951da177e4SLinus Torvalds status = -EINVAL; 2961da177e4SLinus Torvalds } 2971da177e4SLinus Torvalds } 298cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless receives a response from F/W */ 299cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 300bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 301cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 3021da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 3031da177e4SLinus Torvalds if (status >= 0) { 3041208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 3051da177e4SLinus Torvalds struct aac_commit_config * dinfo; 306bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3071da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 3081da177e4SLinus Torvalds 3091da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3101da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 3111da177e4SLinus Torvalds 312bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3131da177e4SLinus Torvalds fibptr, 3141da177e4SLinus Torvalds sizeof (struct aac_commit_config), 3151da177e4SLinus Torvalds FsaNormal, 3161da177e4SLinus Torvalds 1, 1, 3171da177e4SLinus Torvalds NULL, NULL); 318cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* Do not set XferState to zero unless 319cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * receives a response from F/W */ 320cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status >= 0) 321bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3221208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 3231da177e4SLinus Torvalds printk(KERN_WARNING 3241da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 3251da177e4SLinus Torvalds } 3261da177e4SLinus Torvalds } 327cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 328cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 329bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 3301da177e4SLinus Torvalds return status; 3311da177e4SLinus Torvalds } 3321da177e4SLinus Torvalds 333e3cc268fSRajashekhara, Mahesh static void aac_expose_phy_device(struct scsi_cmnd *scsicmd) 334e3cc268fSRajashekhara, Mahesh { 335e3cc268fSRajashekhara, Mahesh char inq_data; 336e3cc268fSRajashekhara, Mahesh scsi_sg_copy_to_buffer(scsicmd, &inq_data, sizeof(inq_data)); 337e3cc268fSRajashekhara, Mahesh if ((inq_data & 0x20) && (inq_data & 0x1f) == TYPE_DISK) { 338e3cc268fSRajashekhara, Mahesh inq_data &= 0xdf; 339e3cc268fSRajashekhara, Mahesh scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 340e3cc268fSRajashekhara, Mahesh } 341e3cc268fSRajashekhara, Mahesh } 342e3cc268fSRajashekhara, Mahesh 3431da177e4SLinus Torvalds /** 3441da177e4SLinus Torvalds * aac_get_containers - list containers 3451da177e4SLinus Torvalds * @common: adapter to probe 3461da177e4SLinus Torvalds * 3471da177e4SLinus Torvalds * Make a list of all containers on this controller 3481da177e4SLinus Torvalds */ 3491da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 3501da177e4SLinus Torvalds { 3511da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 3521da177e4SLinus Torvalds u32 index; 3531da177e4SLinus Torvalds int status = 0; 3541da177e4SLinus Torvalds struct fib * fibptr; 3551da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 3561da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 3571da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3581da177e4SLinus Torvalds 359bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3601da177e4SLinus Torvalds return -ENOMEM; 3611da177e4SLinus Torvalds 362bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3631da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 3641da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3651da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 3661da177e4SLinus Torvalds 367bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3681da177e4SLinus Torvalds fibptr, 3691da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 3701da177e4SLinus Torvalds FsaNormal, 3711da177e4SLinus Torvalds 1, 1, 3721da177e4SLinus Torvalds NULL, NULL); 3731da177e4SLinus Torvalds if (status >= 0) { 3741da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 3751da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 376bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3771da177e4SLinus Torvalds } 378cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 379cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (status != -ERESTARTSYS) 380fe76df42SMark Haverkamp aac_fib_free(fibptr); 3811da177e4SLinus Torvalds 3821da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 3831da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3841a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 385fe76df42SMark Haverkamp GFP_KERNEL); 386fe76df42SMark Haverkamp if (!fsa_dev_ptr) 3871da177e4SLinus Torvalds return -ENOMEM; 3881da177e4SLinus Torvalds 3891da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3901da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3911da177e4SLinus Torvalds 392fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 3931da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3941da177e4SLinus Torvalds 395fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 3961da177e4SLinus Torvalds 3971da177e4SLinus Torvalds if (status < 0) { 3981da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3991da177e4SLinus Torvalds break; 4001da177e4SLinus Torvalds } 4011da177e4SLinus Torvalds 4021da177e4SLinus Torvalds /* 4031da177e4SLinus Torvalds * If there are no more containers, then stop asking. 4041da177e4SLinus Torvalds */ 405fe76df42SMark Haverkamp if (++index >= status) 4061da177e4SLinus Torvalds break; 4071da177e4SLinus Torvalds } 4081da177e4SLinus Torvalds return status; 4091da177e4SLinus Torvalds } 4101da177e4SLinus Torvalds 4111da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 4121da177e4SLinus Torvalds { 4131da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 4141da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 4151da177e4SLinus Torvalds 4161da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 4171da177e4SLinus Torvalds 41803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 41903d44337SMark Haverkamp return; 42003d44337SMark Haverkamp 4211da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 422125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 4231da177e4SLinus Torvalds 4241da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 4251da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 4261da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 4271da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 4281da177e4SLinus Torvalds char *sp = get_name_reply->data; 4291da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 4301da177e4SLinus Torvalds while (*sp == ' ') 4311da177e4SLinus Torvalds ++sp; 4323b2946ccSMark Haverkamp if (*sp) { 433d4345028SFUJITA Tomonori struct inquiry_data inq; 4343b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 4353b2946ccSMark Haverkamp int count = sizeof(d); 4363b2946ccSMark Haverkamp char *dp = d; 4373b2946ccSMark Haverkamp do { 4381da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4391da177e4SLinus Torvalds } while (--count > 0); 440d4345028SFUJITA Tomonori 441d4345028SFUJITA Tomonori scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); 442d4345028SFUJITA Tomonori memcpy(inq.inqd_pid, d, sizeof(d)); 443d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); 4441da177e4SLinus Torvalds } 4453b2946ccSMark Haverkamp } 4463b2946ccSMark Haverkamp 4471da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4481da177e4SLinus Torvalds 449bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 450bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4518e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4521da177e4SLinus Torvalds } 4531da177e4SLinus Torvalds 4541da177e4SLinus Torvalds /** 4551da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4561da177e4SLinus Torvalds */ 4579e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4581da177e4SLinus Torvalds { 4591da177e4SLinus Torvalds int status; 4601da177e4SLinus Torvalds struct aac_get_name *dinfo; 4611da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4621da177e4SLinus Torvalds struct aac_dev * dev; 4631da177e4SLinus Torvalds 4641da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4651da177e4SLinus Torvalds 466bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4671da177e4SLinus Torvalds return -ENOMEM; 4681da177e4SLinus Torvalds 469bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4701da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4711da177e4SLinus Torvalds 4721da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4731da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4749e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4751da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4761da177e4SLinus Torvalds 477bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4781da177e4SLinus Torvalds cmd_fibcontext, 4791da177e4SLinus Torvalds sizeof (struct aac_get_name), 4801da177e4SLinus Torvalds FsaNormal, 4811da177e4SLinus Torvalds 0, 1, 4821da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 4831da177e4SLinus Torvalds (void *) scsicmd); 4841da177e4SLinus Torvalds 4851da177e4SLinus Torvalds /* 4861da177e4SLinus Torvalds * Check that the command queued to the controller 4871da177e4SLinus Torvalds */ 48877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 48977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4901da177e4SLinus Torvalds return 0; 49177d644d4SMark Haverkamp } 4921da177e4SLinus Torvalds 493bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 494bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 495bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4961da177e4SLinus Torvalds return -1; 4971da177e4SLinus Torvalds } 4981da177e4SLinus Torvalds 499fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 500fe76df42SMark Haverkamp { 501fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 502fe76df42SMark Haverkamp 5031a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 504fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 505fe76df42SMark Haverkamp 506fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 507fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 508fe76df42SMark Haverkamp return 0; 509fe76df42SMark Haverkamp } 510fe76df42SMark Haverkamp 5111a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 512fe76df42SMark Haverkamp { 51303d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 514fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 51503d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 51603d44337SMark Haverkamp 51703d44337SMark Haverkamp 5181a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 5191a655040SSalyzyn, Mark return; 520fe76df42SMark Haverkamp 521fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 5221a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 523fe76df42SMark Haverkamp if (fsa_dev_ptr) { 524fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 525fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 526fe76df42SMark Haverkamp 527fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 528fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 529fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 530fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 531655d722cSMark Salyzyn /* sense_key holds the current state of the spin-up */ 532655d722cSMark Salyzyn if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) 533655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NOT_READY; 534655d722cSMark Salyzyn else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) 535655d722cSMark Salyzyn fsa_dev_ptr->sense_data.sense_key = NO_SENSE; 536fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 537fe76df42SMark Haverkamp fsa_dev_ptr->size 538fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 539fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 540fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 541fe76df42SMark Haverkamp } 542fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 543fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 544fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 545fe76df42SMark Haverkamp } 546fe76df42SMark Haverkamp aac_fib_complete(fibptr); 547fe76df42SMark Haverkamp aac_fib_free(fibptr); 548fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 549fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 5501a655040SSalyzyn, Mark (*callback)(scsicmd); 5511a655040SSalyzyn, Mark return; 552fe76df42SMark Haverkamp } 553fe76df42SMark Haverkamp 5541a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 555fe76df42SMark Haverkamp { 556fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 557fe76df42SMark Haverkamp struct aac_mount * dresp; 558fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 559fe76df42SMark Haverkamp int status; 560fe76df42SMark Haverkamp 561fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 562fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 563fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5641a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 5651a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 5661a655040SSalyzyn, Mark return; 5671a655040SSalyzyn, Mark } 568fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 569fe76df42SMark Haverkamp 57003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 5711a655040SSalyzyn, Mark return; 57203d44337SMark Haverkamp 573fe76df42SMark Haverkamp aac_fib_init(fibptr); 574fe76df42SMark Haverkamp 575fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 576fe76df42SMark Haverkamp 577fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 578fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 579fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 580fe76df42SMark Haverkamp 581fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 582fe76df42SMark Haverkamp fibptr, 583fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 584fe76df42SMark Haverkamp FsaNormal, 585fe76df42SMark Haverkamp 0, 1, 5861a655040SSalyzyn, Mark _aac_probe_container2, 587fe76df42SMark Haverkamp (void *) scsicmd); 588fe76df42SMark Haverkamp /* 589fe76df42SMark Haverkamp * Check that the command queued to the controller 590fe76df42SMark Haverkamp */ 5911a655040SSalyzyn, Mark if (status == -EINPROGRESS) 592fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5931a655040SSalyzyn, Mark else if (status < 0) { 594fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 595fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 5961a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 597fe76df42SMark Haverkamp } 598fe76df42SMark Haverkamp } 599fe76df42SMark Haverkamp 600fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 601fe76df42SMark Haverkamp { 602fe76df42SMark Haverkamp struct fib * fibptr; 603fe76df42SMark Haverkamp int status = -ENOMEM; 604fe76df42SMark Haverkamp 605fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 606fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 607fe76df42SMark Haverkamp 608fe76df42SMark Haverkamp aac_fib_init(fibptr); 609fe76df42SMark Haverkamp 610fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 611fe76df42SMark Haverkamp 612fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 613fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 614fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 615fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 616fe76df42SMark Haverkamp 617fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 618fe76df42SMark Haverkamp fibptr, 619fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 620fe76df42SMark Haverkamp FsaNormal, 621fe76df42SMark Haverkamp 0, 1, 6221a655040SSalyzyn, Mark _aac_probe_container1, 623fe76df42SMark Haverkamp (void *) scsicmd); 624fe76df42SMark Haverkamp /* 625fe76df42SMark Haverkamp * Check that the command queued to the controller 626fe76df42SMark Haverkamp */ 627fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 628fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 629fe76df42SMark Haverkamp return 0; 630fe76df42SMark Haverkamp } 631fe76df42SMark Haverkamp if (status < 0) { 632fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 633fe76df42SMark Haverkamp aac_fib_complete(fibptr); 634fe76df42SMark Haverkamp aac_fib_free(fibptr); 635fe76df42SMark Haverkamp } 636fe76df42SMark Haverkamp } 637fe76df42SMark Haverkamp if (status < 0) { 638fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 639fe76df42SMark Haverkamp if (fsa_dev_ptr) { 640fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 641fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 642fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 643fe76df42SMark Haverkamp return (*callback)(scsicmd); 644fe76df42SMark Haverkamp } 645fe76df42SMark Haverkamp } 646fe76df42SMark Haverkamp } 647fe76df42SMark Haverkamp return status; 648fe76df42SMark Haverkamp } 649fe76df42SMark Haverkamp 6501da177e4SLinus Torvalds /** 651bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 6521da177e4SLinus Torvalds * @dev: device to query 6531da177e4SLinus Torvalds * @cid: container identifier 6541da177e4SLinus Torvalds * 6551da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6561da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6571da177e4SLinus Torvalds */ 658fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 659fe76df42SMark Haverkamp { 660fe76df42SMark Haverkamp scsicmd->device = NULL; 661fe76df42SMark Haverkamp return 0; 662fe76df42SMark Haverkamp } 6631da177e4SLinus Torvalds 664bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6651da177e4SLinus Torvalds { 666fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 667fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6681da177e4SLinus Torvalds int status; 6691da177e4SLinus Torvalds 670fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 671fe76df42SMark Haverkamp kfree(scsicmd); 672fe76df42SMark Haverkamp kfree(scsidev); 67390ee3466SMark Haverkamp return -ENOMEM; 6741da177e4SLinus Torvalds } 675fe76df42SMark Haverkamp scsicmd->list.next = NULL; 6761a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 6771da177e4SLinus Torvalds 678fe76df42SMark Haverkamp scsicmd->device = scsidev; 679fe76df42SMark Haverkamp scsidev->sdev_state = 0; 680fe76df42SMark Haverkamp scsidev->id = cid; 681fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6821da177e4SLinus Torvalds 683fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 684fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 685fe76df42SMark Haverkamp schedule(); 686802ae2f0SSalyzyn, Mark kfree(scsidev); 687fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 688fe76df42SMark Haverkamp kfree(scsicmd); 6891da177e4SLinus Torvalds return status; 6901da177e4SLinus Torvalds } 6911da177e4SLinus Torvalds 6921da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6931da177e4SLinus Torvalds struct scsi_inq { 6941da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6951da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6961da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6971da177e4SLinus Torvalds }; 6981da177e4SLinus Torvalds 6991da177e4SLinus Torvalds /** 7001da177e4SLinus Torvalds * InqStrCopy - string merge 7011da177e4SLinus Torvalds * @a: string to copy from 7021da177e4SLinus Torvalds * @b: string to copy to 7031da177e4SLinus Torvalds * 7041da177e4SLinus Torvalds * Copy a String from one location to another 7051da177e4SLinus Torvalds * without copying \0 7061da177e4SLinus Torvalds */ 7071da177e4SLinus Torvalds 7081da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 7091da177e4SLinus Torvalds { 7101da177e4SLinus Torvalds 7111da177e4SLinus Torvalds while (*a != (char)0) 7121da177e4SLinus Torvalds *b++ = *a++; 7131da177e4SLinus Torvalds } 7141da177e4SLinus Torvalds 7151da177e4SLinus Torvalds static char *container_types[] = { 7161da177e4SLinus Torvalds "None", 7171da177e4SLinus Torvalds "Volume", 7181da177e4SLinus Torvalds "Mirror", 7191da177e4SLinus Torvalds "Stripe", 7201da177e4SLinus Torvalds "RAID5", 7211da177e4SLinus Torvalds "SSRW", 7221da177e4SLinus Torvalds "SSRO", 7231da177e4SLinus Torvalds "Morph", 7241da177e4SLinus Torvalds "Legacy", 7251da177e4SLinus Torvalds "RAID4", 7261da177e4SLinus Torvalds "RAID10", 7271da177e4SLinus Torvalds "RAID00", 7281da177e4SLinus Torvalds "V-MIRRORS", 7291da177e4SLinus Torvalds "PSEUDO R4", 7301da177e4SLinus Torvalds "RAID50", 73184971738SMark Haverkamp "RAID5D", 73284971738SMark Haverkamp "RAID5D0", 73384971738SMark Haverkamp "RAID1E", 73484971738SMark Haverkamp "RAID6", 73584971738SMark Haverkamp "RAID60", 7361da177e4SLinus Torvalds "Unknown" 7371da177e4SLinus Torvalds }; 7381da177e4SLinus Torvalds 73917eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 74017eaaceeSSalyzyn, Mark { 74117eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 74217eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 74317eaaceeSSalyzyn, Mark return container_types[tindex]; 74417eaaceeSSalyzyn, Mark } 7451da177e4SLinus Torvalds 7461da177e4SLinus Torvalds /* Function: setinqstr 7471da177e4SLinus Torvalds * 7481da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 7491da177e4SLinus Torvalds * 7501da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 75125985edcSLucas De Marchi * and revision level. Allows strings to be set in platform dependent 75225985edcSLucas De Marchi * files instead of in OS dependent driver source. 7531da177e4SLinus Torvalds */ 7541da177e4SLinus Torvalds 755794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 7561da177e4SLinus Torvalds { 7571da177e4SLinus Torvalds struct scsi_inq *str; 7581da177e4SLinus Torvalds 7591da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 760794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 761794d0601SMark Haverkamp 762794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 763794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 7643bc8070fSSalyzyn, Mark int c; 7653bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 7663bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 7673bc8070fSSalyzyn, Mark else { 7683bc8070fSSalyzyn, Mark c = sizeof(str->vid); 769794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 770794d0601SMark Haverkamp ++cp; 771794d0601SMark Haverkamp c = *cp; 772794d0601SMark Haverkamp *cp = '\0'; 773794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 774794d0601SMark Haverkamp str->vid); 775794d0601SMark Haverkamp *cp = c; 776794d0601SMark Haverkamp while (*cp && *cp != ' ') 777794d0601SMark Haverkamp ++cp; 7783bc8070fSSalyzyn, Mark } 779794d0601SMark Haverkamp while (*cp == ' ') 780794d0601SMark Haverkamp ++cp; 781794d0601SMark Haverkamp /* last six chars reserved for vol type */ 782794d0601SMark Haverkamp c = 0; 783794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 784794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 785794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 786794d0601SMark Haverkamp } 787794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 788794d0601SMark Haverkamp if (c) 789794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 790794d0601SMark Haverkamp } else { 791794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7921da177e4SLinus Torvalds 7931da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 794794d0601SMark Haverkamp /* last six chars reserved for vol type */ 795794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 796794d0601SMark Haverkamp } 7971da177e4SLinus Torvalds 7986391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7991da177e4SLinus Torvalds char *findit = str->pid; 8001da177e4SLinus Torvalds 8011da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 8021da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 8031da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 8041da177e4SLinus Torvalds *(findit -= 4) = ' '; 805794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 806794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 8071da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 8081da177e4SLinus Torvalds } 8091da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 8101da177e4SLinus Torvalds } 8111da177e4SLinus Torvalds 81288e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 81388e2f98eSSalyzyn, Mark { 81488e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 81588e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 81688e2f98eSSalyzyn, Mark 81788e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 81888e2f98eSSalyzyn, Mark 81988e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 82088e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 82188e2f98eSSalyzyn, Mark return; 82288e2f98eSSalyzyn, Mark 82388e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 82488e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 82588e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 82688e2f98eSSalyzyn, Mark char sp[13]; 82788e2f98eSSalyzyn, Mark /* EVPD bit set */ 82888e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 82988e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 83088e2f98eSSalyzyn, Mark sp[2] = 0; 83188e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 83288e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 833d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, sp, sizeof(sp)); 83488e2f98eSSalyzyn, Mark } 83588e2f98eSSalyzyn, Mark 83688e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 83788e2f98eSSalyzyn, Mark 83888e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 83988e2f98eSSalyzyn, Mark aac_fib_free(fibptr); 84088e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 84188e2f98eSSalyzyn, Mark } 84288e2f98eSSalyzyn, Mark 84388e2f98eSSalyzyn, Mark /** 84488e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 84588e2f98eSSalyzyn, Mark */ 84688e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 84788e2f98eSSalyzyn, Mark { 84888e2f98eSSalyzyn, Mark int status; 84988e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 85088e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 85188e2f98eSSalyzyn, Mark struct aac_dev * dev; 85288e2f98eSSalyzyn, Mark 85388e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 85488e2f98eSSalyzyn, Mark 85588e2f98eSSalyzyn, Mark if (!(cmd_fibcontext = aac_fib_alloc(dev))) 85688e2f98eSSalyzyn, Mark return -ENOMEM; 85788e2f98eSSalyzyn, Mark 85888e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 85988e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 86088e2f98eSSalyzyn, Mark 86188e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 86288e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 86388e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 86488e2f98eSSalyzyn, Mark 86588e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 86688e2f98eSSalyzyn, Mark cmd_fibcontext, 86788e2f98eSSalyzyn, Mark sizeof (struct aac_get_serial), 86888e2f98eSSalyzyn, Mark FsaNormal, 86988e2f98eSSalyzyn, Mark 0, 1, 87088e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 87188e2f98eSSalyzyn, Mark (void *) scsicmd); 87288e2f98eSSalyzyn, Mark 87388e2f98eSSalyzyn, Mark /* 87488e2f98eSSalyzyn, Mark * Check that the command queued to the controller 87588e2f98eSSalyzyn, Mark */ 87688e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 87788e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 87888e2f98eSSalyzyn, Mark return 0; 87988e2f98eSSalyzyn, Mark } 88088e2f98eSSalyzyn, Mark 88188e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 88288e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 88388e2f98eSSalyzyn, Mark aac_fib_free(cmd_fibcontext); 88488e2f98eSSalyzyn, Mark return -1; 88588e2f98eSSalyzyn, Mark } 88688e2f98eSSalyzyn, Mark 88788e2f98eSSalyzyn, Mark /* Function: setinqserial 88888e2f98eSSalyzyn, Mark * 88988e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 89088e2f98eSSalyzyn, Mark * 89188e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 89288e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 89388e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 89488e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 89588e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 89688e2f98eSSalyzyn, Mark */ 89788e2f98eSSalyzyn, Mark 89888e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 89988e2f98eSSalyzyn, Mark { 90088e2f98eSSalyzyn, Mark /* 90188e2f98eSSalyzyn, Mark * This breaks array migration. 90288e2f98eSSalyzyn, Mark */ 90388e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 90488e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 90588e2f98eSSalyzyn, Mark } 90688e2f98eSSalyzyn, Mark 9078e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 9088e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 9091da177e4SLinus Torvalds { 9108e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 9118e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 9128e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 9131da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 9141da177e4SLinus Torvalds 9151da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 9161da177e4SLinus Torvalds 9171da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 9181da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 9198e31e607SSalyzyn, Mark 9201da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 9218e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 9221da177e4SLinus Torvalds 9238e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 9241da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 9251da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 9268e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 9271da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 9281da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 9291da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 9308e31e607SSalyzyn, Mark } else 9318e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 9321da177e4SLinus Torvalds } 9331da177e4SLinus Torvalds 934e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 935e8f32de5SMark Haverkamp { 936e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 937e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 938e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 939e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 940e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 9418e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 9428e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 9438e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 944e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9453ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 9463ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 947e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 948e8f32de5SMark Haverkamp return 1; 949e8f32de5SMark Haverkamp } 950e8f32de5SMark Haverkamp return 0; 951e8f32de5SMark Haverkamp } 952e8f32de5SMark Haverkamp 953e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 954e8f32de5SMark Haverkamp { 955e8f32de5SMark Haverkamp return 0; 956e8f32de5SMark Haverkamp } 957e8f32de5SMark Haverkamp 958e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 959e8f32de5SMark Haverkamp 960e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 961e8f32de5SMark Haverkamp { 962e8f32de5SMark Haverkamp u16 fibsize; 963e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 964e8f32de5SMark Haverkamp aac_fib_init(fib); 965e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 966e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 967e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 968e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 969e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 9709d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 971e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 972e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 973e8f32de5SMark Haverkamp 974e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 975e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 976e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 977e8f32de5SMark Haverkamp /* 978e8f32de5SMark Haverkamp * Now send the Fib to the adapter 979e8f32de5SMark Haverkamp */ 980e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 981e8f32de5SMark Haverkamp fib, 982e8f32de5SMark Haverkamp fibsize, 983e8f32de5SMark Haverkamp FsaNormal, 984e8f32de5SMark Haverkamp 0, 1, 985e8f32de5SMark Haverkamp (fib_callback) io_callback, 986e8f32de5SMark Haverkamp (void *) cmd); 987e8f32de5SMark Haverkamp } 988e8f32de5SMark Haverkamp 989e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 990e8f32de5SMark Haverkamp { 991e8f32de5SMark Haverkamp u16 fibsize; 992e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 993e8f32de5SMark Haverkamp aac_fib_init(fib); 994e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 995e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 996e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 997e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 998e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 999e8f32de5SMark Haverkamp readcmd->pad = 0; 1000e8f32de5SMark Haverkamp readcmd->flags = 0; 1001e8f32de5SMark Haverkamp 1002e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 1003e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 1004e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1005e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1006e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1007e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1008e8f32de5SMark Haverkamp /* 1009e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1010e8f32de5SMark Haverkamp */ 1011e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1012e8f32de5SMark Haverkamp fib, 1013e8f32de5SMark Haverkamp fibsize, 1014e8f32de5SMark Haverkamp FsaNormal, 1015e8f32de5SMark Haverkamp 0, 1, 1016e8f32de5SMark Haverkamp (fib_callback) io_callback, 1017e8f32de5SMark Haverkamp (void *) cmd); 1018e8f32de5SMark Haverkamp } 1019e8f32de5SMark Haverkamp 1020e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1021e8f32de5SMark Haverkamp { 1022e8f32de5SMark Haverkamp u16 fibsize; 1023e8f32de5SMark Haverkamp struct aac_read *readcmd; 1024e8f32de5SMark Haverkamp aac_fib_init(fib); 1025e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1026e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1027f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1028e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1029e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 1030e8f32de5SMark Haverkamp 1031e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 1032e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1033e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1034e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1035e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1036e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1037e8f32de5SMark Haverkamp /* 1038e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1039e8f32de5SMark Haverkamp */ 1040e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1041e8f32de5SMark Haverkamp fib, 1042e8f32de5SMark Haverkamp fibsize, 1043e8f32de5SMark Haverkamp FsaNormal, 1044e8f32de5SMark Haverkamp 0, 1, 1045e8f32de5SMark Haverkamp (fib_callback) io_callback, 1046e8f32de5SMark Haverkamp (void *) cmd); 1047e8f32de5SMark Haverkamp } 1048e8f32de5SMark Haverkamp 10499d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1050e8f32de5SMark Haverkamp { 1051e8f32de5SMark Haverkamp u16 fibsize; 1052e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 1053e8f32de5SMark Haverkamp aac_fib_init(fib); 1054e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1055e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1056e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1057e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 1058e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 105995e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 106095e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 10619d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 10629d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 1063e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1064e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 1065e8f32de5SMark Haverkamp 1066e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 1067e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1068e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1069e8f32de5SMark Haverkamp /* 1070e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1071e8f32de5SMark Haverkamp */ 1072e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 1073e8f32de5SMark Haverkamp fib, 1074e8f32de5SMark Haverkamp fibsize, 1075e8f32de5SMark Haverkamp FsaNormal, 1076e8f32de5SMark Haverkamp 0, 1, 1077e8f32de5SMark Haverkamp (fib_callback) io_callback, 1078e8f32de5SMark Haverkamp (void *) cmd); 1079e8f32de5SMark Haverkamp } 1080e8f32de5SMark Haverkamp 10819d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1082e8f32de5SMark Haverkamp { 1083e8f32de5SMark Haverkamp u16 fibsize; 1084e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 1085e8f32de5SMark Haverkamp aac_fib_init(fib); 1086e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1087e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1088e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1089e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1090e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1091e8f32de5SMark Haverkamp writecmd->pad = 0; 1092e8f32de5SMark Haverkamp writecmd->flags = 0; 1093e8f32de5SMark Haverkamp 1094e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 1095e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1096e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1097e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1098e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1099e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1100e8f32de5SMark Haverkamp /* 1101e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1102e8f32de5SMark Haverkamp */ 1103e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1104e8f32de5SMark Haverkamp fib, 1105e8f32de5SMark Haverkamp fibsize, 1106e8f32de5SMark Haverkamp FsaNormal, 1107e8f32de5SMark Haverkamp 0, 1, 1108e8f32de5SMark Haverkamp (fib_callback) io_callback, 1109e8f32de5SMark Haverkamp (void *) cmd); 1110e8f32de5SMark Haverkamp } 1111e8f32de5SMark Haverkamp 11129d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1113e8f32de5SMark Haverkamp { 1114e8f32de5SMark Haverkamp u16 fibsize; 1115e8f32de5SMark Haverkamp struct aac_write *writecmd; 1116e8f32de5SMark Haverkamp aac_fib_init(fib); 1117e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1118e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1119f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1120e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1121e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 1122e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1123e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1124e8f32de5SMark Haverkamp 1125e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 1126e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1127e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1128e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1129e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1130e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1131e8f32de5SMark Haverkamp /* 1132e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1133e8f32de5SMark Haverkamp */ 1134e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1135e8f32de5SMark Haverkamp fib, 1136e8f32de5SMark Haverkamp fibsize, 1137e8f32de5SMark Haverkamp FsaNormal, 1138e8f32de5SMark Haverkamp 0, 1, 1139e8f32de5SMark Haverkamp (fib_callback) io_callback, 1140e8f32de5SMark Haverkamp (void *) cmd); 1141e8f32de5SMark Haverkamp } 1142e8f32de5SMark Haverkamp 1143e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1144e8f32de5SMark Haverkamp { 1145e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1146e8f32de5SMark Haverkamp u32 flag; 1147e8f32de5SMark Haverkamp u32 timeout; 1148e8f32de5SMark Haverkamp 1149e8f32de5SMark Haverkamp aac_fib_init(fib); 1150e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1151e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1152e8f32de5SMark Haverkamp flag = SRB_DataOut; 1153e8f32de5SMark Haverkamp break; 1154e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1155e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1156e8f32de5SMark Haverkamp break; 1157e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1158e8f32de5SMark Haverkamp flag = SRB_DataIn; 1159e8f32de5SMark Haverkamp break; 1160e8f32de5SMark Haverkamp case DMA_NONE: 1161e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1162e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1163e8f32de5SMark Haverkamp break; 1164e8f32de5SMark Haverkamp } 1165e8f32de5SMark Haverkamp 1166e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1167e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1168e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1169e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1170e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1171e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1172242f9dcbSJens Axboe timeout = cmd->request->timeout/HZ; 1173e8f32de5SMark Haverkamp if (timeout == 0) 1174e8f32de5SMark Haverkamp timeout = 1; 1175e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1176e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1177e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1178e8f32de5SMark Haverkamp return srbcmd; 1179e8f32de5SMark Haverkamp } 1180e8f32de5SMark Haverkamp 1181e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1182e8f32de5SMark Haverkamp 1183e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1184e8f32de5SMark Haverkamp { 1185e8f32de5SMark Haverkamp u16 fibsize; 1186e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1187e8f32de5SMark Haverkamp 1188e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1189727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1190e8f32de5SMark Haverkamp 1191e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1192e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1193e8f32de5SMark Haverkamp /* 1194e8f32de5SMark Haverkamp * Build Scatter/Gather list 1195e8f32de5SMark Haverkamp */ 1196e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1197e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1198e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1199e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1200e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1201e8f32de5SMark Haverkamp 1202e8f32de5SMark Haverkamp /* 1203e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1204e8f32de5SMark Haverkamp */ 1205e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1206e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1207e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1208e8f32de5SMark Haverkamp (void *) cmd); 1209e8f32de5SMark Haverkamp } 1210e8f32de5SMark Haverkamp 1211e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1212e8f32de5SMark Haverkamp { 1213e8f32de5SMark Haverkamp u16 fibsize; 1214e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1215e8f32de5SMark Haverkamp 1216e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1217727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1218e8f32de5SMark Haverkamp 1219e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1220e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1221e8f32de5SMark Haverkamp /* 1222e8f32de5SMark Haverkamp * Build Scatter/Gather list 1223e8f32de5SMark Haverkamp */ 1224e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1225e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1226e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1227e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1228e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1229e8f32de5SMark Haverkamp 1230e8f32de5SMark Haverkamp /* 1231e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1232e8f32de5SMark Haverkamp */ 1233e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1234e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1235e8f32de5SMark Haverkamp } 1236e8f32de5SMark Haverkamp 123794cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 123894cf6ba1SSalyzyn, Mark { 1239d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && 124094cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 124194cf6ba1SSalyzyn, Mark return FAILED; 124294cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 124394cf6ba1SSalyzyn, Mark } 124494cf6ba1SSalyzyn, Mark 12451da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 12461da177e4SLinus Torvalds { 12471da177e4SLinus Torvalds struct fib* fibptr; 12481da177e4SLinus Torvalds int rcode; 12491da177e4SLinus Torvalds u32 tmp; 12507c00ffa3SMark Haverkamp struct aac_adapter_info *info; 125184971738SMark Haverkamp struct aac_bus_info *command; 125284971738SMark Haverkamp struct aac_bus_info_response *bus_info; 12537c00ffa3SMark Haverkamp 1254bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 12551da177e4SLinus Torvalds return -ENOMEM; 12561da177e4SLinus Torvalds 1257bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12581da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 12597c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 12601da177e4SLinus Torvalds 1261bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 12621da177e4SLinus Torvalds fibptr, 12637c00ffa3SMark Haverkamp sizeof(*info), 12641da177e4SLinus Torvalds FsaNormal, 12659203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 12661da177e4SLinus Torvalds NULL, 12671da177e4SLinus Torvalds NULL); 12681da177e4SLinus Torvalds 12697c00ffa3SMark Haverkamp if (rcode < 0) { 1270cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after 1271cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * getting the response from the F/W */ 1272cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1273bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1274bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1275cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 12767c00ffa3SMark Haverkamp return rcode; 12777c00ffa3SMark Haverkamp } 12787c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 12797c00ffa3SMark Haverkamp 12807c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 128106a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 12827c00ffa3SMark Haverkamp 1283bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12847c00ffa3SMark Haverkamp 128506a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 12867c00ffa3SMark Haverkamp 128706a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 12887c00ffa3SMark Haverkamp 1289bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 12907c00ffa3SMark Haverkamp fibptr, 129106a43d17SSalyzyn, Mark sizeof(*sinfo), 12927c00ffa3SMark Haverkamp FsaNormal, 12937c00ffa3SMark Haverkamp 1, 1, 12947c00ffa3SMark Haverkamp NULL, 12957c00ffa3SMark Haverkamp NULL); 12967c00ffa3SMark Haverkamp 12977c00ffa3SMark Haverkamp if (rcode >= 0) 129806a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 1299cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode == -ERESTARTSYS) { 1300cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech fibptr = aac_fib_alloc(dev); 1301cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (!fibptr) 1302cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -ENOMEM; 1303cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 1304cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 13057c00ffa3SMark Haverkamp } 13061da177e4SLinus Torvalds 130784971738SMark Haverkamp 130884971738SMark Haverkamp /* 130984971738SMark Haverkamp * GetBusInfo 131084971738SMark Haverkamp */ 131184971738SMark Haverkamp 1312bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 131384971738SMark Haverkamp 131484971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 131584971738SMark Haverkamp 131684971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 131784971738SMark Haverkamp 131884971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 131984971738SMark Haverkamp 132084971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 132184971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 132284971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 132384971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 132484971738SMark Haverkamp 1325bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 132684971738SMark Haverkamp fibptr, 132784971738SMark Haverkamp sizeof (*bus_info), 132884971738SMark Haverkamp FsaNormal, 132984971738SMark Haverkamp 1, 1, 133084971738SMark Haverkamp NULL, NULL); 133184971738SMark Haverkamp 133294cf6ba1SSalyzyn, Mark /* reasoned default */ 133394cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 133484971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 133584971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 133684971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 133784971738SMark Haverkamp } 133884971738SMark Haverkamp 13398c867b25SMark Haverkamp if (!dev->in_reset) { 134024f02e1dSSalyzyn, Mark char buffer[16]; 13411da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 13427c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 13431da177e4SLinus Torvalds dev->name, 13441da177e4SLinus Torvalds dev->id, 13451da177e4SLinus Torvalds tmp>>24, 13461da177e4SLinus Torvalds (tmp>>16)&0xff, 13471da177e4SLinus Torvalds tmp&0xff, 13487c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 13497c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 13507c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 13511da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 13521da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 13531da177e4SLinus Torvalds dev->name, dev->id, 13541da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13551da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 13561da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 13571da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 13581da177e4SLinus Torvalds dev->name, dev->id, 13591da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13601da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 136124f02e1dSSalyzyn, Mark buffer[0] = '\0'; 1362ee959b00STony Jones if (aac_get_serial_number( 136324f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 136424f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 136524f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1366a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1367a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1368a45c863fSSalyzyn, Mark dev->name, dev->id, 1369a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1370a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1371a45c863fSSalyzyn, Mark } 13722f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 137329c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1374a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 137529c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 137629c97684SSalyzyn, Mark dev->name, dev->id); 137729c97684SSalyzyn, Mark } 13788c867b25SMark Haverkamp } 13791da177e4SLinus Torvalds 138095e852e1SSalyzyn, Mark dev->cache_protected = 0; 1381cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 1382cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 13831da177e4SLinus Torvalds dev->nondasd_support = 0; 13841da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 138595e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 13861da177e4SLinus Torvalds dev->nondasd_support = 1; 13871da177e4SLinus Torvalds 13881da177e4SLinus Torvalds /* 13891da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 13901da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 13911da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 13921da177e4SLinus Torvalds * additional changes changes will have to be made to support 13931da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 13941da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 13951da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 13961da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 13971da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 13981da177e4SLinus Torvalds */ 13991da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 14001da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 14011da177e4SLinus Torvalds dev->nondasd_support = 1; 14021da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 14031da177e4SLinus Torvalds } 14041da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 14051da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 14061da177e4SLinus Torvalds dev->name, dev->id); 14071da177e4SLinus Torvalds 140895e852e1SSalyzyn, Mark if (nondasd != -1) 14091da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 14102f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 14111da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 14121da177e4SLinus Torvalds 1413e930438cSYang Hongyang if (dma_get_required_mask(&dev->pdev->dev) > DMA_BIT_MASK(32)) 1414d8e96507SLeubner, Achim dev->needs_dac = 1; 14151da177e4SLinus Torvalds dev->dac_support = 0; 1416d8e96507SLeubner, Achim if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && 1417d8e96507SLeubner, Achim (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { 14182f7ecc55SSalyzyn, Mark if (!dev->in_reset) 14192f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 14202f7ecc55SSalyzyn, Mark dev->name, dev->id); 14211da177e4SLinus Torvalds dev->dac_support = 1; 14221da177e4SLinus Torvalds } 14231da177e4SLinus Torvalds 14241da177e4SLinus Torvalds if(dacmode != -1) { 14251da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 14261da177e4SLinus Torvalds } 1427d8e96507SLeubner, Achim 1428d8e96507SLeubner, Achim /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ 1429d8e96507SLeubner, Achim if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks 1430d8e96507SLeubner, Achim & AAC_QUIRK_SCSI_32)) { 1431d8e96507SLeubner, Achim dev->nondasd_support = 0; 1432d8e96507SLeubner, Achim dev->jbod = 0; 1433d8e96507SLeubner, Achim expose_physicals = 0; 1434d8e96507SLeubner, Achim } 1435d8e96507SLeubner, Achim 14361da177e4SLinus Torvalds if(dev->dac_support != 0) { 14376a35528aSYang Hongyang if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && 14386a35528aSYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { 14392f7ecc55SSalyzyn, Mark if (!dev->in_reset) 14401da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 14411da177e4SLinus Torvalds dev->name, dev->id); 1442284901a9SYang Hongyang } else if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(32)) && 1443284901a9SYang Hongyang !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(32))) { 14441da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 14451da177e4SLinus Torvalds dev->name, dev->id); 14461da177e4SLinus Torvalds dev->dac_support = 0; 14471da177e4SLinus Torvalds } else { 14481da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 14491da177e4SLinus Torvalds dev->name, dev->id); 14501da177e4SLinus Torvalds rcode = -ENOMEM; 14511da177e4SLinus Torvalds } 14521da177e4SLinus Torvalds } 14537c00ffa3SMark Haverkamp /* 1454e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1455e8f32de5SMark Haverkamp * interface. 14567c00ffa3SMark Haverkamp */ 1457e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 145894cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 145994cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 146094cf6ba1SSalyzyn, Mark : aac_scsi_64) 1461e8f32de5SMark Haverkamp : aac_scsi_32; 1462e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1463e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1464e8f32de5SMark Haverkamp ? aac_bounds_64 1465e8f32de5SMark Haverkamp : aac_bounds_32; 1466e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1467e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1468e8f32de5SMark Haverkamp } else { 1469e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 14707c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 14717c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 147263a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 147363a70eeaSMark Haverkamp sizeof(struct sgentry); 14747c00ffa3SMark Haverkamp if (dev->dac_support) { 1475e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1476e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 14777c00ffa3SMark Haverkamp /* 14787c00ffa3SMark Haverkamp * 38 scatter gather elements 14797c00ffa3SMark Haverkamp */ 14807c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 14817c00ffa3SMark Haverkamp (dev->max_fib_size - 14827c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 14837c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 148463a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 148563a70eeaSMark Haverkamp sizeof(struct sgentry64); 1486e8f32de5SMark Haverkamp } else { 1487e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1488e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 14897c00ffa3SMark Haverkamp } 14907c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 1491e8b12f0fSMahesh Rajashekhara if (dev->adapter_info.options & AAC_OPT_NEW_COMM_TYPE1) 1492e8b12f0fSMahesh Rajashekhara dev->adapter_info.options |= AAC_OPT_NEW_COMM; 14937c00ffa3SMark Haverkamp if (!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 14947c00ffa3SMark Haverkamp /* 14957c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 14967c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 14977c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 14987c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 14997c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 15007c00ffa3SMark Haverkamp * element. 15017c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 15027c00ffa3SMark Haverkamp */ 15037c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 15047c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 15057c00ffa3SMark Haverkamp } 15060e68c003SMark Haverkamp } 1507cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB should be freed only after getting the response from the F/W */ 1508cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech if (rcode != -ERESTARTSYS) { 1509bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1510bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 1511cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech } 15121da177e4SLinus Torvalds 15131da177e4SLinus Torvalds return rcode; 15141da177e4SLinus Torvalds } 15151da177e4SLinus Torvalds 15161da177e4SLinus Torvalds 1517e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 15181da177e4SLinus Torvalds { 15191da177e4SLinus Torvalds struct aac_dev *dev; 15201da177e4SLinus Torvalds struct aac_read_reply *readreply; 15211da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 15221da177e4SLinus Torvalds u32 cid; 15231da177e4SLinus Torvalds 15241da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 15251da177e4SLinus Torvalds 152603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 152703d44337SMark Haverkamp return; 152803d44337SMark Haverkamp 15291a655040SSalyzyn, Mark dev = fibptr->dev; 1530e5718774SMark Haverkamp cid = scmd_id(scsicmd); 15311da177e4SLinus Torvalds 15327a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 15337a8cf29dSMark Haverkamp u64 lba; 15347a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 15357a8cf29dSMark Haverkamp case WRITE_6: 15367a8cf29dSMark Haverkamp case READ_6: 15377a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 15387a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15397a8cf29dSMark Haverkamp break; 15407a8cf29dSMark Haverkamp case WRITE_16: 15417a8cf29dSMark Haverkamp case READ_16: 15427a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15437a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15477a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15487a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15497a8cf29dSMark Haverkamp break; 15507a8cf29dSMark Haverkamp case WRITE_12: 15517a8cf29dSMark Haverkamp case READ_12: 15527a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15537a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15547a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15557a8cf29dSMark Haverkamp break; 15567a8cf29dSMark Haverkamp default: 15577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15587a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15597a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15607a8cf29dSMark Haverkamp break; 15617a8cf29dSMark Haverkamp } 15627a8cf29dSMark Haverkamp printk(KERN_DEBUG 15637a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 15647a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 15657a8cf29dSMark Haverkamp } 15661da177e4SLinus Torvalds 1567125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 15681da177e4SLinus Torvalds 1569727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1570727eead6SFUJITA Tomonori 15711da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 1572655d722cSMark Salyzyn switch (le32_to_cpu(readreply->status)) { 1573655d722cSMark Salyzyn case ST_OK: 1574655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1575655d722cSMark Salyzyn SAM_STAT_GOOD; 1576655d722cSMark Salyzyn dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; 1577655d722cSMark Salyzyn break; 1578655d722cSMark Salyzyn case ST_NOT_READY: 1579655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1580655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 1581655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, 1582655d722cSMark Salyzyn SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); 1583655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1584655d722cSMark Salyzyn min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1585655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 1586655d722cSMark Salyzyn break; 1587655d722cSMark Salyzyn default: 15887c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1589e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 15901da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 15917c00ffa3SMark Haverkamp #endif 1592655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1593655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 15948e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 15958e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 15968e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 15971da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15983ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 15993ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 1600655d722cSMark Salyzyn break; 16011da177e4SLinus Torvalds } 1602bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1603bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 16041da177e4SLinus Torvalds 16058e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16061da177e4SLinus Torvalds } 16071da177e4SLinus Torvalds 16089e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 16091da177e4SLinus Torvalds { 16107a8cf29dSMark Haverkamp u64 lba; 16111da177e4SLinus Torvalds u32 count; 16121da177e4SLinus Torvalds int status; 16131da177e4SLinus Torvalds struct aac_dev *dev; 16141da177e4SLinus Torvalds struct fib * cmd_fibcontext; 1615da3cc679SRajashekhara, Mahesh int cid; 16161da177e4SLinus Torvalds 16171da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 16181da177e4SLinus Torvalds /* 16191da177e4SLinus Torvalds * Get block address and transfer length 16201da177e4SLinus Torvalds */ 16217a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 16227a8cf29dSMark Haverkamp case READ_6: 16239e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 16241da177e4SLinus Torvalds 16257a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 16267a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 16271da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 16281da177e4SLinus Torvalds 16291da177e4SLinus Torvalds if (count == 0) 16301da177e4SLinus Torvalds count = 256; 16317a8cf29dSMark Haverkamp break; 16327a8cf29dSMark Haverkamp case READ_16: 16339e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 16347a8cf29dSMark Haverkamp 16357a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 16367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 16377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 16387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 16397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 16407a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16417a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16427a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 16437a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 16447a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 16457a8cf29dSMark Haverkamp break; 16467a8cf29dSMark Haverkamp case READ_12: 16479e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 16487a8cf29dSMark Haverkamp 16497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 16507a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 16517a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16527a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 16537a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16547a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16557a8cf29dSMark Haverkamp break; 16567a8cf29dSMark Haverkamp default: 16579e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 16581da177e4SLinus Torvalds 16597a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 16607a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 16617a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16621da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 16637a8cf29dSMark Haverkamp break; 16641da177e4SLinus Torvalds } 1665da3cc679SRajashekhara, Mahesh 1666da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 1667da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 1668da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1669da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1670da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 1671da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 1672da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 1673da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1674da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1675da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1676da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 1677da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 1678da3cc679SRajashekhara, Mahesh return 1; 1679da3cc679SRajashekhara, Mahesh } 1680da3cc679SRajashekhara, Mahesh 16817a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 16827c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1683e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 16847a8cf29dSMark Haverkamp return 0; 16851da177e4SLinus Torvalds /* 16861da177e4SLinus Torvalds * Alocate and initialize a Fib 16871da177e4SLinus Torvalds */ 1688bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 1689cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech printk(KERN_WARNING "aac_read: fib allocation failed\n"); 16901da177e4SLinus Torvalds return -1; 16911da177e4SLinus Torvalds } 16921da177e4SLinus Torvalds 1693e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 16941da177e4SLinus Torvalds 16951da177e4SLinus Torvalds /* 16961da177e4SLinus Torvalds * Check that the command queued to the controller 16971da177e4SLinus Torvalds */ 169877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 169977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 17001da177e4SLinus Torvalds return 0; 170177d644d4SMark Haverkamp } 17021da177e4SLinus Torvalds 1703bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 17041da177e4SLinus Torvalds /* 17051da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 17061da177e4SLinus Torvalds */ 17071da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 17088e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1709bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1710bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 17111da177e4SLinus Torvalds return 0; 17121da177e4SLinus Torvalds } 17131da177e4SLinus Torvalds 17149e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 17151da177e4SLinus Torvalds { 17167a8cf29dSMark Haverkamp u64 lba; 17171da177e4SLinus Torvalds u32 count; 17189d399cc7SSalyzyn, Mark int fua; 17191da177e4SLinus Torvalds int status; 17201da177e4SLinus Torvalds struct aac_dev *dev; 17211da177e4SLinus Torvalds struct fib * cmd_fibcontext; 1722da3cc679SRajashekhara, Mahesh int cid; 17231da177e4SLinus Torvalds 17241da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 17251da177e4SLinus Torvalds /* 17261da177e4SLinus Torvalds * Get block address and transfer length 17271da177e4SLinus Torvalds */ 17281da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 17291da177e4SLinus Torvalds { 17301da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 17311da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 17321da177e4SLinus Torvalds if (count == 0) 17331da177e4SLinus Torvalds count = 256; 17349d399cc7SSalyzyn, Mark fua = 0; 17357a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 17369e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 17377a8cf29dSMark Haverkamp 17387a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 17397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 17407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 17417a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 17427a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 17437a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 17447a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 17457a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 17467a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 17479d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 17487a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 17499e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 17507a8cf29dSMark Haverkamp 17517a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 17527a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 17537a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 17547a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 17559d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 17561da177e4SLinus Torvalds } else { 17579e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 17587a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 17591da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 17609d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 17611da177e4SLinus Torvalds } 1762da3cc679SRajashekhara, Mahesh 1763da3cc679SRajashekhara, Mahesh if ((lba + count) > (dev->fsa_dev[scmd_id(scsicmd)].size)) { 1764da3cc679SRajashekhara, Mahesh cid = scmd_id(scsicmd); 1765da3cc679SRajashekhara, Mahesh dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 1766da3cc679SRajashekhara, Mahesh scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 1767da3cc679SRajashekhara, Mahesh SAM_STAT_CHECK_CONDITION; 1768da3cc679SRajashekhara, Mahesh set_sense(&dev->fsa_dev[cid].sense_data, 1769da3cc679SRajashekhara, Mahesh HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 1770da3cc679SRajashekhara, Mahesh ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 1771da3cc679SRajashekhara, Mahesh memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1772da3cc679SRajashekhara, Mahesh min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1773da3cc679SRajashekhara, Mahesh SCSI_SENSE_BUFFERSIZE)); 1774da3cc679SRajashekhara, Mahesh scsicmd->scsi_done(scsicmd); 1775da3cc679SRajashekhara, Mahesh return 1; 1776da3cc679SRajashekhara, Mahesh } 1777da3cc679SRajashekhara, Mahesh 17787a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 17791da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1780e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 17817a8cf29dSMark Haverkamp return 0; 17821da177e4SLinus Torvalds /* 17831da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 17841da177e4SLinus Torvalds */ 1785bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 1786cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* FIB temporarily unavailable,not catastrophic failure */ 1787cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech 1788cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech /* scsicmd->result = DID_ERROR << 16; 1789cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * scsicmd->scsi_done(scsicmd); 1790cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech * return 0; 1791cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech */ 1792cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech printk(KERN_WARNING "aac_write: fib allocation failed\n"); 1793cacb6dc3SPenchala Narasimha Reddy Chilakala, ERS-HCLTech return -1; 17941da177e4SLinus Torvalds } 17951da177e4SLinus Torvalds 17969d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 17971da177e4SLinus Torvalds 17981da177e4SLinus Torvalds /* 17991da177e4SLinus Torvalds * Check that the command queued to the controller 18001da177e4SLinus Torvalds */ 180177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 180277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 18031da177e4SLinus Torvalds return 0; 18041da177e4SLinus Torvalds } 18051da177e4SLinus Torvalds 1806bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 18071da177e4SLinus Torvalds /* 18081da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 18091da177e4SLinus Torvalds */ 18101da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 18118e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 18121da177e4SLinus Torvalds 1813bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1814bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 18151da177e4SLinus Torvalds return 0; 18161da177e4SLinus Torvalds } 18171da177e4SLinus Torvalds 18181da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 18191da177e4SLinus Torvalds { 18201da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 18211da177e4SLinus Torvalds struct scsi_cmnd *cmd; 18221da177e4SLinus Torvalds 18231da177e4SLinus Torvalds cmd = context; 18241da177e4SLinus Torvalds 182503d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 182603d44337SMark Haverkamp return; 182703d44337SMark Haverkamp 18281da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 18291da177e4SLinus Torvalds smp_processor_id(), jiffies)); 18301da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 18311da177e4SLinus Torvalds 18321da177e4SLinus Torvalds 18331da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 18341da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 18351da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 18361da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18371da177e4SLinus Torvalds else { 18381da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 18391a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1840e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 18411da177e4SLinus Torvalds printk(KERN_WARNING 18421da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 18431da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 18441da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 18451da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 18468e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 18478e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 18488e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 18491da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1850b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1851b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 18521da177e4SLinus Torvalds } 18531da177e4SLinus Torvalds 1854bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1855bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 18568e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 18571da177e4SLinus Torvalds } 18581da177e4SLinus Torvalds 18599e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 18601da177e4SLinus Torvalds { 18611da177e4SLinus Torvalds int status; 18621da177e4SLinus Torvalds struct fib *cmd_fibcontext; 18631da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 18641da177e4SLinus Torvalds struct scsi_cmnd *cmd; 18651da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 18661da177e4SLinus Torvalds int active = 0; 186790ee3466SMark Haverkamp struct aac_dev *aac; 1868b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 1869b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 1870b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 18711da177e4SLinus Torvalds unsigned long flags; 18721da177e4SLinus Torvalds 18731da177e4SLinus Torvalds /* 187477d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 187577d644d4SMark Haverkamp * specific target (block). 18761da177e4SLinus Torvalds */ 18771da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 18781da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 1879b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 1880b90f90d2SSalyzyn, Mark u64 cmnd_lba; 1881b90f90d2SSalyzyn, Mark u32 cmnd_count; 1882b90f90d2SSalyzyn, Mark 1883b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 1884b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 1885b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 1886b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 1887b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 1888b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 1889b90f90d2SSalyzyn, Mark cmnd_count = 256; 1890b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 1891b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 1892b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 1893b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 1894b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 1895b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 1896b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1897b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1898b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1899b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 1900b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 1901b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 1902b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 1903b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 1904b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1905b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1906b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1907b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1908b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 1909b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1910b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1911b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1912b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 1913b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1914b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1915b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1916b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1917b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 1918b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 1919b90f90d2SSalyzyn, Mark } else 1920b90f90d2SSalyzyn, Mark continue; 1921b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 1922b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 1923b90f90d2SSalyzyn, Mark continue; 19241da177e4SLinus Torvalds ++active; 19251da177e4SLinus Torvalds break; 19261da177e4SLinus Torvalds } 19271da177e4SLinus Torvalds 19281da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 19291da177e4SLinus Torvalds 19301da177e4SLinus Torvalds /* 19311da177e4SLinus Torvalds * Yield the processor (requeue for later) 19321da177e4SLinus Torvalds */ 19331da177e4SLinus Torvalds if (active) 19341da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 19351da177e4SLinus Torvalds 1936f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 19378c867b25SMark Haverkamp if (aac->in_reset) 19388c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 19398c867b25SMark Haverkamp 19401da177e4SLinus Torvalds /* 19417c00ffa3SMark Haverkamp * Allocate and initialize a Fib 19421da177e4SLinus Torvalds */ 194390ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 19441da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 19451da177e4SLinus Torvalds 1946bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 19471da177e4SLinus Torvalds 19481da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 19491da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 19501da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 19519e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 19521da177e4SLinus Torvalds synchronizecmd->count = 19531da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 19541da177e4SLinus Torvalds 19551da177e4SLinus Torvalds /* 19561da177e4SLinus Torvalds * Now send the Fib to the adapter 19571da177e4SLinus Torvalds */ 1958bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 19591da177e4SLinus Torvalds cmd_fibcontext, 19601da177e4SLinus Torvalds sizeof(struct aac_synchronize), 19611da177e4SLinus Torvalds FsaNormal, 19621da177e4SLinus Torvalds 0, 1, 19631da177e4SLinus Torvalds (fib_callback)synchronize_callback, 19641da177e4SLinus Torvalds (void *)scsicmd); 19651da177e4SLinus Torvalds 19661da177e4SLinus Torvalds /* 19671da177e4SLinus Torvalds * Check that the command queued to the controller 19681da177e4SLinus Torvalds */ 196977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 197077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 19711da177e4SLinus Torvalds return 0; 197277d644d4SMark Haverkamp } 19731da177e4SLinus Torvalds 19741da177e4SLinus Torvalds printk(KERN_WARNING 1975bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1976bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1977bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 19781da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 19791da177e4SLinus Torvalds } 19801da177e4SLinus Torvalds 1981655d722cSMark Salyzyn static void aac_start_stop_callback(void *context, struct fib *fibptr) 1982655d722cSMark Salyzyn { 1983655d722cSMark Salyzyn struct scsi_cmnd *scsicmd = context; 1984655d722cSMark Salyzyn 1985655d722cSMark Salyzyn if (!aac_valid_context(scsicmd, fibptr)) 1986655d722cSMark Salyzyn return; 1987655d722cSMark Salyzyn 1988655d722cSMark Salyzyn BUG_ON(fibptr == NULL); 1989655d722cSMark Salyzyn 1990655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 1991655d722cSMark Salyzyn 1992655d722cSMark Salyzyn aac_fib_complete(fibptr); 1993655d722cSMark Salyzyn aac_fib_free(fibptr); 1994655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 1995655d722cSMark Salyzyn } 1996655d722cSMark Salyzyn 1997655d722cSMark Salyzyn static int aac_start_stop(struct scsi_cmnd *scsicmd) 1998655d722cSMark Salyzyn { 1999655d722cSMark Salyzyn int status; 2000655d722cSMark Salyzyn struct fib *cmd_fibcontext; 2001655d722cSMark Salyzyn struct aac_power_management *pmcmd; 2002655d722cSMark Salyzyn struct scsi_device *sdev = scsicmd->device; 2003655d722cSMark Salyzyn struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; 2004655d722cSMark Salyzyn 2005655d722cSMark Salyzyn if (!(aac->supplement_adapter_info.SupportedOptions2 & 2006655d722cSMark Salyzyn AAC_OPTION_POWER_MANAGEMENT)) { 2007655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2008655d722cSMark Salyzyn SAM_STAT_GOOD; 2009655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2010655d722cSMark Salyzyn return 0; 2011655d722cSMark Salyzyn } 2012655d722cSMark Salyzyn 2013655d722cSMark Salyzyn if (aac->in_reset) 2014655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2015655d722cSMark Salyzyn 2016655d722cSMark Salyzyn /* 2017655d722cSMark Salyzyn * Allocate and initialize a Fib 2018655d722cSMark Salyzyn */ 2019655d722cSMark Salyzyn cmd_fibcontext = aac_fib_alloc(aac); 2020655d722cSMark Salyzyn if (!cmd_fibcontext) 2021655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2022655d722cSMark Salyzyn 2023655d722cSMark Salyzyn aac_fib_init(cmd_fibcontext); 2024655d722cSMark Salyzyn 2025655d722cSMark Salyzyn pmcmd = fib_data(cmd_fibcontext); 2026655d722cSMark Salyzyn pmcmd->command = cpu_to_le32(VM_ContainerConfig); 2027655d722cSMark Salyzyn pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); 2028655d722cSMark Salyzyn /* Eject bit ignored, not relevant */ 2029655d722cSMark Salyzyn pmcmd->sub = (scsicmd->cmnd[4] & 1) ? 2030655d722cSMark Salyzyn cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); 2031655d722cSMark Salyzyn pmcmd->cid = cpu_to_le32(sdev_id(sdev)); 2032655d722cSMark Salyzyn pmcmd->parm = (scsicmd->cmnd[1] & 1) ? 2033655d722cSMark Salyzyn cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; 2034655d722cSMark Salyzyn 2035655d722cSMark Salyzyn /* 2036655d722cSMark Salyzyn * Now send the Fib to the adapter 2037655d722cSMark Salyzyn */ 2038655d722cSMark Salyzyn status = aac_fib_send(ContainerCommand, 2039655d722cSMark Salyzyn cmd_fibcontext, 2040655d722cSMark Salyzyn sizeof(struct aac_power_management), 2041655d722cSMark Salyzyn FsaNormal, 2042655d722cSMark Salyzyn 0, 1, 2043655d722cSMark Salyzyn (fib_callback)aac_start_stop_callback, 2044655d722cSMark Salyzyn (void *)scsicmd); 2045655d722cSMark Salyzyn 2046655d722cSMark Salyzyn /* 2047655d722cSMark Salyzyn * Check that the command queued to the controller 2048655d722cSMark Salyzyn */ 2049655d722cSMark Salyzyn if (status == -EINPROGRESS) { 2050655d722cSMark Salyzyn scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 2051655d722cSMark Salyzyn return 0; 2052655d722cSMark Salyzyn } 2053655d722cSMark Salyzyn 2054655d722cSMark Salyzyn aac_fib_complete(cmd_fibcontext); 2055655d722cSMark Salyzyn aac_fib_free(cmd_fibcontext); 2056655d722cSMark Salyzyn return SCSI_MLQUEUE_HOST_BUSY; 2057655d722cSMark Salyzyn } 2058655d722cSMark Salyzyn 20591da177e4SLinus Torvalds /** 20601da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 20611da177e4SLinus Torvalds * @scsicmd: SCSI command block 20621da177e4SLinus Torvalds * 20631da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 20641da177e4SLinus Torvalds * aacraid firmware. 20651da177e4SLinus Torvalds */ 20661da177e4SLinus Torvalds 20671da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 20681da177e4SLinus Torvalds { 20691a655040SSalyzyn, Mark u32 cid; 20701da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 20711da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 20721da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 20731da177e4SLinus Torvalds 207490ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 207590ee3466SMark Haverkamp return -1; 20761da177e4SLinus Torvalds /* 20771da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 20781da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 20791da177e4SLinus Torvalds * itself. 20801da177e4SLinus Torvalds */ 20811a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 20821a655040SSalyzyn, Mark if (cid != host->this_id) { 20831a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 20841a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 2085e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 20861da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 20871da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20881da177e4SLinus Torvalds return 0; 20891da177e4SLinus Torvalds } 20901da177e4SLinus Torvalds 20911da177e4SLinus Torvalds /* 20921da177e4SLinus Torvalds * If the target container doesn't exist, it may have 20931da177e4SLinus Torvalds * been newly created 20941da177e4SLinus Torvalds */ 2095655d722cSMark Salyzyn if (((fsa_dev_ptr[cid].valid & 1) == 0) || 2096655d722cSMark Salyzyn (fsa_dev_ptr[cid].sense_data.sense_key == 2097655d722cSMark Salyzyn NOT_READY)) { 20981da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 20997a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 21007a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 21017a8cf29dSMark Haverkamp !(dev->raw_io_64) || 21027a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 21037a8cf29dSMark Haverkamp break; 21041da177e4SLinus Torvalds case INQUIRY: 21051da177e4SLinus Torvalds case READ_CAPACITY: 21061da177e4SLinus Torvalds case TEST_UNIT_READY: 21078c867b25SMark Haverkamp if (dev->in_reset) 21088c867b25SMark Haverkamp return -1; 2109fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 2110fe76df42SMark Haverkamp aac_probe_container_callback2); 21111da177e4SLinus Torvalds default: 21121da177e4SLinus Torvalds break; 21131da177e4SLinus Torvalds } 21141da177e4SLinus Torvalds } 21151da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 2116cb1042f2SSalyzyn, Mark if (dev->nondasd_support || expose_physicals || 2117cb1042f2SSalyzyn, Mark dev->jbod) { 21188c867b25SMark Haverkamp if (dev->in_reset) 21198c867b25SMark Haverkamp return -1; 21201da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 21211da177e4SLinus Torvalds } else { 21221da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 21231da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21241da177e4SLinus Torvalds return 0; 21251da177e4SLinus Torvalds } 21261da177e4SLinus Torvalds } 21271da177e4SLinus Torvalds } 21281da177e4SLinus Torvalds /* 21291da177e4SLinus Torvalds * else Command for the controller itself 21301da177e4SLinus Torvalds */ 21311da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 21321da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 21331da177e4SLinus Torvalds { 21341da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 21351da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 21368e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 21378e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 21388e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 21391da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 21403ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 21413ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 21421da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21431da177e4SLinus Torvalds return 0; 21441da177e4SLinus Torvalds } 21451da177e4SLinus Torvalds 21461da177e4SLinus Torvalds 21471da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 21481da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 21491da177e4SLinus Torvalds case INQUIRY: 21501da177e4SLinus Torvalds { 21513b2946ccSMark Haverkamp struct inquiry_data inq_data; 21521da177e4SLinus Torvalds 21531a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 21543b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 21551da177e4SLinus Torvalds 2156d8e96507SLeubner, Achim if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { 215788e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 215888e2f98eSSalyzyn, Mark 215988e2f98eSSalyzyn, Mark /* EVPD bit set */ 216088e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 216188e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 216288e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 216388e2f98eSSalyzyn, Mark /* supported vital product data pages */ 216488e2f98eSSalyzyn, Mark arr[3] = 2; 216588e2f98eSSalyzyn, Mark arr[4] = 0x0; 216688e2f98eSSalyzyn, Mark arr[5] = 0x80; 216788e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2168d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 216988e2f98eSSalyzyn, Mark sizeof(inq_data)); 217088e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 217188e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 217288e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 217388e2f98eSSalyzyn, Mark /* unit serial number page */ 217488e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 217588e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 217688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 2177d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 217888e2f98eSSalyzyn, Mark sizeof(inq_data)); 2179d8e96507SLeubner, Achim if (aac_wwn != 2) 2180d8e96507SLeubner, Achim return aac_get_container_serial( 2181d8e96507SLeubner, Achim scsicmd); 2182d8e96507SLeubner, Achim /* SLES 10 SP1 special */ 2183d8e96507SLeubner, Achim scsicmd->result = DID_OK << 16 | 2184d8e96507SLeubner, Achim COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 218588e2f98eSSalyzyn, Mark } else { 218688e2f98eSSalyzyn, Mark /* vpd page not implemented */ 218788e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 218888e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 218988e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 21908e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 21918e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 21928e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 219388e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 219488e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 21953ace426fSSalyzyn, Mark min_t(size_t, 21963ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 21973ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 219888e2f98eSSalyzyn, Mark } 219988e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 220088e2f98eSSalyzyn, Mark return 0; 220188e2f98eSSalyzyn, Mark } 22023b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 22033b2946ccSMark 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 */ 22043b2946ccSMark Haverkamp inq_data.inqd_len = 31; 22051da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 22063b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 22071da177e4SLinus Torvalds /* 22081da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 22091da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 22101da177e4SLinus Torvalds */ 22111a655040SSalyzyn, Mark if (cid == host->this_id) { 22126391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 22133b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 2214d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, 2215d4345028SFUJITA Tomonori sizeof(inq_data)); 22161da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22171da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22181da177e4SLinus Torvalds return 0; 22191da177e4SLinus Torvalds } 22208c867b25SMark Haverkamp if (dev->in_reset) 22218c867b25SMark Haverkamp return -1; 2222794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 22233b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 2224d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); 22259e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 22261da177e4SLinus Torvalds } 22277a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 22287a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 22297a8cf29dSMark Haverkamp !(dev->raw_io_64) || 22307a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 22317a8cf29dSMark Haverkamp break; 22327a8cf29dSMark Haverkamp { 22337a8cf29dSMark Haverkamp u64 capacity; 223407ce5ebaSMark Haverkamp char cp[13]; 2235b271f1c8SFUJITA Tomonori unsigned int alloc_len; 22367a8cf29dSMark Haverkamp 22377a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 22387a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 22397a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 22407a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 22417a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 22427a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 22437a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 22447a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 22457a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 22467a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 22477a8cf29dSMark Haverkamp cp[8] = 0; 22487a8cf29dSMark Haverkamp cp[9] = 0; 22497a8cf29dSMark Haverkamp cp[10] = 2; 22507a8cf29dSMark Haverkamp cp[11] = 0; 225107ce5ebaSMark Haverkamp cp[12] = 0; 225207ce5ebaSMark Haverkamp 2253b271f1c8SFUJITA Tomonori alloc_len = ((scsicmd->cmnd[10] << 24) 2254b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[11] << 16) 2255b271f1c8SFUJITA Tomonori + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); 2256b271f1c8SFUJITA Tomonori 2257b271f1c8SFUJITA Tomonori alloc_len = min_t(size_t, alloc_len, sizeof(cp)); 2258d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); 2259b271f1c8SFUJITA Tomonori if (alloc_len < scsi_bufflen(scsicmd)) 2260b271f1c8SFUJITA Tomonori scsi_set_resid(scsicmd, 2261b271f1c8SFUJITA Tomonori scsi_bufflen(scsicmd) - alloc_len); 22627a8cf29dSMark Haverkamp 22637a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 22647a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 22657a8cf29dSMark Haverkamp 22667a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22677a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 22687a8cf29dSMark Haverkamp 22697a8cf29dSMark Haverkamp return 0; 22707a8cf29dSMark Haverkamp } 22717a8cf29dSMark Haverkamp 22721da177e4SLinus Torvalds case READ_CAPACITY: 22731da177e4SLinus Torvalds { 22741da177e4SLinus Torvalds u32 capacity; 22753b2946ccSMark Haverkamp char cp[8]; 22761da177e4SLinus Torvalds 22771da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 22787a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 22791da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 22801da177e4SLinus Torvalds else 22811da177e4SLinus Torvalds capacity = (u32)-1; 22823b2946ccSMark Haverkamp 22831da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 22841da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 22851da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 22861da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 22871da177e4SLinus Torvalds cp[4] = 0; 22881da177e4SLinus Torvalds cp[5] = 0; 22891da177e4SLinus Torvalds cp[6] = 2; 22901da177e4SLinus Torvalds cp[7] = 0; 2291d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); 22927a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 22937a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 2294655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2295655d722cSMark Salyzyn SAM_STAT_GOOD; 22961da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22971da177e4SLinus Torvalds 22981da177e4SLinus Torvalds return 0; 22991da177e4SLinus Torvalds } 23001da177e4SLinus Torvalds 23011da177e4SLinus Torvalds case MODE_SENSE: 23021da177e4SLinus Torvalds { 23039d399cc7SSalyzyn, Mark char mode_buf[7]; 23049d399cc7SSalyzyn, Mark int mode_buf_length = 4; 23051da177e4SLinus Torvalds 23061da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 23071da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 23081da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 23099d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 23109d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 23119d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 231295e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 23139d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 23141da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 23159d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 23169d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 23179d399cc7SSalyzyn, Mark mode_buf[0] = 6; 23189d399cc7SSalyzyn, Mark mode_buf[4] = 8; 23199d399cc7SSalyzyn, Mark mode_buf[5] = 1; 232095e852e1SSalyzyn, Mark mode_buf[6] = ((aac_cache & 6) == 2) 232195e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 23229d399cc7SSalyzyn, Mark mode_buf_length = 7; 23239d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 23249d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 23259d399cc7SSalyzyn, Mark } 2326d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); 23271da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23281da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23291da177e4SLinus Torvalds 23301da177e4SLinus Torvalds return 0; 23311da177e4SLinus Torvalds } 23321da177e4SLinus Torvalds case MODE_SENSE_10: 23331da177e4SLinus Torvalds { 23349d399cc7SSalyzyn, Mark char mode_buf[11]; 23359d399cc7SSalyzyn, Mark int mode_buf_length = 8; 23361da177e4SLinus Torvalds 23371da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 23381da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 23391da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 23401da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 23419d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 23429d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 23439d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 234495e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 23459d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 23461da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 23471da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 23481da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 23491da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 23509d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 23519d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 23529d399cc7SSalyzyn, Mark mode_buf[1] = 9; 23539d399cc7SSalyzyn, Mark mode_buf[8] = 8; 23549d399cc7SSalyzyn, Mark mode_buf[9] = 1; 235595e852e1SSalyzyn, Mark mode_buf[10] = ((aac_cache & 6) == 2) 235695e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 23579d399cc7SSalyzyn, Mark mode_buf_length = 11; 23589d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 23599d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 23609d399cc7SSalyzyn, Mark } 2361d4345028SFUJITA Tomonori scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); 23621da177e4SLinus Torvalds 23631da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23641da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23651da177e4SLinus Torvalds 23661da177e4SLinus Torvalds return 0; 23671da177e4SLinus Torvalds } 23681da177e4SLinus Torvalds case REQUEST_SENSE: 23691da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 23701da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 23711da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 23721da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23731da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23741da177e4SLinus Torvalds return 0; 23751da177e4SLinus Torvalds 23761da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 23771da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 23781da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 23791da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 23801da177e4SLinus Torvalds else 23811da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 23821da177e4SLinus Torvalds 23831da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 23841da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23851da177e4SLinus Torvalds return 0; 23861da177e4SLinus Torvalds /* 23871da177e4SLinus Torvalds * These commands are all No-Ops 23881da177e4SLinus Torvalds */ 23891da177e4SLinus Torvalds case TEST_UNIT_READY: 2390655d722cSMark Salyzyn if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { 2391655d722cSMark Salyzyn scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 2392655d722cSMark Salyzyn SAM_STAT_CHECK_CONDITION; 2393655d722cSMark Salyzyn set_sense(&dev->fsa_dev[cid].sense_data, 2394655d722cSMark Salyzyn NOT_READY, SENCODE_BECOMING_READY, 2395655d722cSMark Salyzyn ASENCODE_BECOMING_READY, 0, 0); 2396655d722cSMark Salyzyn memcpy(scsicmd->sense_buffer, 2397655d722cSMark Salyzyn &dev->fsa_dev[cid].sense_data, 2398655d722cSMark Salyzyn min_t(size_t, 2399655d722cSMark Salyzyn sizeof(dev->fsa_dev[cid].sense_data), 2400655d722cSMark Salyzyn SCSI_SENSE_BUFFERSIZE)); 2401655d722cSMark Salyzyn scsicmd->scsi_done(scsicmd); 2402655d722cSMark Salyzyn return 0; 2403655d722cSMark Salyzyn } 2404655d722cSMark Salyzyn /* FALLTHRU */ 24051da177e4SLinus Torvalds case RESERVE: 24061da177e4SLinus Torvalds case RELEASE: 24071da177e4SLinus Torvalds case REZERO_UNIT: 24081da177e4SLinus Torvalds case REASSIGN_BLOCKS: 24091da177e4SLinus Torvalds case SEEK_10: 24101da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 24111da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 24121da177e4SLinus Torvalds return 0; 2413655d722cSMark Salyzyn 2414655d722cSMark Salyzyn case START_STOP: 2415655d722cSMark Salyzyn return aac_start_stop(scsicmd); 24161da177e4SLinus Torvalds } 24171da177e4SLinus Torvalds 24181da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 24191da177e4SLinus Torvalds { 24201da177e4SLinus Torvalds case READ_6: 24211da177e4SLinus Torvalds case READ_10: 24227a8cf29dSMark Haverkamp case READ_12: 24237a8cf29dSMark Haverkamp case READ_16: 24248c867b25SMark Haverkamp if (dev->in_reset) 24258c867b25SMark Haverkamp return -1; 24261da177e4SLinus Torvalds /* 24271da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 24281da177e4SLinus Torvalds * corresponds to a container. Needed to convert 24291da177e4SLinus Torvalds * containers to /dev/sd device names 24301da177e4SLinus Torvalds */ 24311da177e4SLinus Torvalds 24321da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 24337a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 24341da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 24357a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 24367a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 243777d644d4SMark Haverkamp 24389e7c349cSMark Haverkamp return aac_read(scsicmd); 24391da177e4SLinus Torvalds 24401da177e4SLinus Torvalds case WRITE_6: 24411da177e4SLinus Torvalds case WRITE_10: 24427a8cf29dSMark Haverkamp case WRITE_12: 24437a8cf29dSMark Haverkamp case WRITE_16: 24448c867b25SMark Haverkamp if (dev->in_reset) 24458c867b25SMark Haverkamp return -1; 24469e7c349cSMark Haverkamp return aac_write(scsicmd); 24471da177e4SLinus Torvalds 24481da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 244995e852e1SSalyzyn, Mark if (((aac_cache & 6) == 6) && dev->cache_protected) { 245095e852e1SSalyzyn, Mark scsicmd->result = DID_OK << 16 | 245195e852e1SSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 245295e852e1SSalyzyn, Mark scsicmd->scsi_done(scsicmd); 245395e852e1SSalyzyn, Mark return 0; 245495e852e1SSalyzyn, Mark } 24551da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 245695e852e1SSalyzyn, Mark if ((aac_cache & 6) != 2) 24579e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 245895e852e1SSalyzyn, Mark /* FALLTHRU */ 24591da177e4SLinus Torvalds default: 24601da177e4SLinus Torvalds /* 24611da177e4SLinus Torvalds * Unhandled commands 24621da177e4SLinus Torvalds */ 24637c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 24641da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24658e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 24661da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 24678e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 24681da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 24693ace426fSSalyzyn, Mark min_t(size_t, 24703ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 24713ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 24721da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 24731da177e4SLinus Torvalds return 0; 24741da177e4SLinus Torvalds } 24751da177e4SLinus Torvalds } 24761da177e4SLinus Torvalds 24771da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 24781da177e4SLinus Torvalds { 24791da177e4SLinus Torvalds struct aac_query_disk qd; 24801da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 24811da177e4SLinus Torvalds 24821da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 248390ee3466SMark Haverkamp if (!fsa_dev_ptr) 248465101355SMark Haverkamp return -EBUSY; 24851da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 24861da177e4SLinus Torvalds return -EFAULT; 24871da177e4SLinus Torvalds if (qd.cnum == -1) 2488e5718774SMark Haverkamp qd.cnum = qd.id; 24891da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 24901da177e4SLinus Torvalds { 24911da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 24921da177e4SLinus Torvalds return -EINVAL; 24931da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 24941da177e4SLinus Torvalds qd.bus = 0; 24951da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 24961da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 24971da177e4SLinus Torvalds } 24981da177e4SLinus Torvalds else return -EINVAL; 24991da177e4SLinus Torvalds 2500fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 25011da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 25021da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 25031da177e4SLinus Torvalds 25041da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 25051da177e4SLinus Torvalds qd.unmapped = 1; 25061da177e4SLinus Torvalds else 25071da177e4SLinus Torvalds qd.unmapped = 0; 25081da177e4SLinus Torvalds 25091da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 25101da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 25111da177e4SLinus Torvalds 25121da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 25131da177e4SLinus Torvalds return -EFAULT; 25141da177e4SLinus Torvalds return 0; 25151da177e4SLinus Torvalds } 25161da177e4SLinus Torvalds 25171da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 25181da177e4SLinus Torvalds { 25191da177e4SLinus Torvalds struct aac_delete_disk dd; 25201da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 25211da177e4SLinus Torvalds 25221da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 252365101355SMark Haverkamp if (!fsa_dev_ptr) 252465101355SMark Haverkamp return -EBUSY; 25251da177e4SLinus Torvalds 25261da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 25271da177e4SLinus Torvalds return -EFAULT; 25281da177e4SLinus Torvalds 25291da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 25301da177e4SLinus Torvalds return -EINVAL; 25311da177e4SLinus Torvalds /* 25321da177e4SLinus Torvalds * Mark this container as being deleted. 25331da177e4SLinus Torvalds */ 25341da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 25351da177e4SLinus Torvalds /* 25361da177e4SLinus Torvalds * Mark the container as no longer valid 25371da177e4SLinus Torvalds */ 25381da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 25391da177e4SLinus Torvalds return 0; 25401da177e4SLinus Torvalds } 25411da177e4SLinus Torvalds 25421da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 25431da177e4SLinus Torvalds { 25441da177e4SLinus Torvalds struct aac_delete_disk dd; 25451da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 25461da177e4SLinus Torvalds 25471da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 254890ee3466SMark Haverkamp if (!fsa_dev_ptr) 254965101355SMark Haverkamp return -EBUSY; 25501da177e4SLinus Torvalds 25511da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 25521da177e4SLinus Torvalds return -EFAULT; 25531da177e4SLinus Torvalds 25541da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 25551da177e4SLinus Torvalds return -EINVAL; 25561da177e4SLinus Torvalds /* 25571da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 25581da177e4SLinus Torvalds */ 25591da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 25601da177e4SLinus Torvalds return -EBUSY; 25611da177e4SLinus Torvalds else { 25621da177e4SLinus Torvalds /* 25631da177e4SLinus Torvalds * Mark the container as no longer being valid. 25641da177e4SLinus Torvalds */ 25651da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 25661da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 25671da177e4SLinus Torvalds return 0; 25681da177e4SLinus Torvalds } 25691da177e4SLinus Torvalds } 25701da177e4SLinus Torvalds 25711da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 25721da177e4SLinus Torvalds { 25731da177e4SLinus Torvalds switch (cmd) { 25741da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 25751da177e4SLinus Torvalds return query_disk(dev, arg); 25761da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 25771da177e4SLinus Torvalds return delete_disk(dev, arg); 25781da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 25791da177e4SLinus Torvalds return force_delete_disk(dev, arg); 25801da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 25811da177e4SLinus Torvalds return aac_get_containers(dev); 25821da177e4SLinus Torvalds default: 25831da177e4SLinus Torvalds return -ENOTTY; 25841da177e4SLinus Torvalds } 25851da177e4SLinus Torvalds } 25861da177e4SLinus Torvalds 25871da177e4SLinus Torvalds /** 25881da177e4SLinus Torvalds * 25891da177e4SLinus Torvalds * aac_srb_callback 25901da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 25911da177e4SLinus Torvalds * @fibptr: pointer to the fib 25921da177e4SLinus Torvalds * 25931da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 25941da177e4SLinus Torvalds * 25951da177e4SLinus Torvalds */ 25961da177e4SLinus Torvalds 25971da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 25981da177e4SLinus Torvalds { 25991da177e4SLinus Torvalds struct aac_dev *dev; 26001da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 26011da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 26021da177e4SLinus Torvalds 26031da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 260403d44337SMark Haverkamp 260503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 260603d44337SMark Haverkamp return; 260703d44337SMark Haverkamp 2608125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 26091da177e4SLinus Torvalds 26101a655040SSalyzyn, Mark dev = fibptr->dev; 26111a655040SSalyzyn, Mark 26121da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 26131da177e4SLinus Torvalds 26141da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 26151da177e4SLinus Torvalds /* 26161da177e4SLinus Torvalds * Calculate resid for sg 26171da177e4SLinus Torvalds */ 26181da177e4SLinus Torvalds 2619727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2620727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 26211da177e4SLinus Torvalds 2622727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 26231da177e4SLinus Torvalds 2624e3cc268fSRajashekhara, Mahesh /* expose physical device if expose_physicald flag is on */ 2625e3cc268fSRajashekhara, Mahesh if (scsicmd->cmnd[0] == INQUIRY && !(scsicmd->cmnd[1] & 0x01) 2626e3cc268fSRajashekhara, Mahesh && expose_physicals > 0) 2627e3cc268fSRajashekhara, Mahesh aac_expose_phy_device(scsicmd); 2628e3cc268fSRajashekhara, Mahesh 26291da177e4SLinus Torvalds /* 26301da177e4SLinus Torvalds * First check the fib status 26311da177e4SLinus Torvalds */ 26321da177e4SLinus Torvalds 26331da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 26341da177e4SLinus Torvalds int len; 26351da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 26363ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 26373ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 26381da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 26391da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 26401da177e4SLinus Torvalds } 26411da177e4SLinus Torvalds 26421da177e4SLinus Torvalds /* 26431da177e4SLinus Torvalds * Next check the srb status 26441da177e4SLinus Torvalds */ 26451da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 26461da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 26471da177e4SLinus Torvalds case SRB_STATUS_PENDING: 26481da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 26491da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 26501da177e4SLinus Torvalds break; 26511da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 26521da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 26531da177e4SLinus Torvalds case READ_6: 26541da177e4SLinus Torvalds case WRITE_6: 26551da177e4SLinus Torvalds case READ_10: 26561da177e4SLinus Torvalds case WRITE_10: 26571da177e4SLinus Torvalds case READ_12: 26581da177e4SLinus Torvalds case WRITE_12: 26597a8cf29dSMark Haverkamp case READ_16: 26607a8cf29dSMark Haverkamp case WRITE_16: 26611da177e4SLinus Torvalds if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { 26621da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 26631da177e4SLinus Torvalds } else { 26641da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 26651da177e4SLinus Torvalds } 26661da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 26671da177e4SLinus Torvalds break; 26681da177e4SLinus Torvalds case INQUIRY: { 26691da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 26701da177e4SLinus Torvalds break; 26711da177e4SLinus Torvalds } 26721da177e4SLinus Torvalds default: 26731da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 26741da177e4SLinus Torvalds break; 26751da177e4SLinus Torvalds } 26761da177e4SLinus Torvalds break; 26771da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 26781da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 26791da177e4SLinus Torvalds break; 26801da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 26811da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 26821da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 26831da177e4SLinus Torvalds break; 26841da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 26851da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 26861da177e4SLinus Torvalds break; 26871da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 26881da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 26891da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 26901da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 26911da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 26921da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 26931da177e4SLinus Torvalds break; 26941da177e4SLinus Torvalds 26951da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 26961da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 26971da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 26981da177e4SLinus Torvalds break; 26991da177e4SLinus Torvalds 27001da177e4SLinus Torvalds case SRB_STATUS_BUSY: 2701760af100SSalyzyn, Mark scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 27021da177e4SLinus Torvalds break; 27031da177e4SLinus Torvalds 27041da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 27051da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 27061da177e4SLinus Torvalds break; 27071da177e4SLinus Torvalds 27081da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 27091da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 27101da177e4SLinus Torvalds break; 27111da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 27121da177e4SLinus Torvalds case SRB_STATUS_ERROR: 27131da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 27141da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 27151da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 27161da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 27171da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 27181da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 27191da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 27201da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 27211da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 27221da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 27231da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 27241da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 27251da177e4SLinus Torvalds default: 27261da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 27271da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 27281da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 27291da177e4SLinus Torvalds aac_get_status_string( 27301da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 27311da177e4SLinus Torvalds scsicmd->cmnd[0], 27321da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 27331da177e4SLinus Torvalds #endif 27341fc8010aSRajashekhara, Mahesh if ((scsicmd->cmnd[0] == ATA_12) 27351fc8010aSRajashekhara, Mahesh || (scsicmd->cmnd[0] == ATA_16)) { 27361fc8010aSRajashekhara, Mahesh if (scsicmd->cmnd[2] & (0x01 << 5)) { 27371fc8010aSRajashekhara, Mahesh scsicmd->result = DID_OK << 16 27381fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 27391da177e4SLinus Torvalds break; 27401fc8010aSRajashekhara, Mahesh } else { 27411fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 27421fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 27431fc8010aSRajashekhara, Mahesh break; 27441fc8010aSRajashekhara, Mahesh } 27451fc8010aSRajashekhara, Mahesh } else { 27461fc8010aSRajashekhara, Mahesh scsicmd->result = DID_ERROR << 16 27471fc8010aSRajashekhara, Mahesh | COMMAND_COMPLETE << 8; 27481fc8010aSRajashekhara, Mahesh break; 27491fc8010aSRajashekhara, Mahesh } 27501da177e4SLinus Torvalds } 27518ce3eca4SSalyzyn, Mark if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { 27521da177e4SLinus Torvalds int len; 27531da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 27543ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 27553ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 27561da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 27577a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 27587a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 27591da177e4SLinus Torvalds #endif 27601da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 27611da177e4SLinus Torvalds } 27621da177e4SLinus Torvalds /* 27631da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 27641da177e4SLinus Torvalds */ 27651da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 27661da177e4SLinus Torvalds 2767bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2768bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 27698e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 27701da177e4SLinus Torvalds } 27711da177e4SLinus Torvalds 27721da177e4SLinus Torvalds /** 27731da177e4SLinus Torvalds * 27741da177e4SLinus Torvalds * aac_send_scb_fib 27751da177e4SLinus Torvalds * @scsicmd: the scsi command block 27761da177e4SLinus Torvalds * 27771da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 27781da177e4SLinus Torvalds * scsicmd passed in. 27791da177e4SLinus Torvalds */ 27801da177e4SLinus Torvalds 27811da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 27821da177e4SLinus Torvalds { 27831da177e4SLinus Torvalds struct fib* cmd_fibcontext; 27841da177e4SLinus Torvalds struct aac_dev* dev; 27851da177e4SLinus Torvalds int status; 27861da177e4SLinus Torvalds 278784971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2788e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 278984971738SMark Haverkamp scsicmd->device->lun > 7) { 27901da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 27911da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 27921da177e4SLinus Torvalds return 0; 27931da177e4SLinus Torvalds } 27941da177e4SLinus Torvalds 27951da177e4SLinus Torvalds /* 27961da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 27971da177e4SLinus Torvalds */ 2798bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 27991da177e4SLinus Torvalds return -1; 28001da177e4SLinus Torvalds } 2801e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 28021da177e4SLinus Torvalds 28031da177e4SLinus Torvalds /* 28041da177e4SLinus Torvalds * Check that the command queued to the controller 28051da177e4SLinus Torvalds */ 28061da177e4SLinus Torvalds if (status == -EINPROGRESS) { 280777d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 28081da177e4SLinus Torvalds return 0; 28091da177e4SLinus Torvalds } 28101da177e4SLinus Torvalds 2811bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2812bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2813bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 28141da177e4SLinus Torvalds 28151da177e4SLinus Torvalds return -1; 28161da177e4SLinus Torvalds } 28171da177e4SLinus Torvalds 28181da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 28191da177e4SLinus Torvalds { 28201da177e4SLinus Torvalds struct aac_dev *dev; 28211da177e4SLinus Torvalds unsigned long byte_count = 0; 2822727eead6SFUJITA Tomonori int nseg; 28231da177e4SLinus Torvalds 28241da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 28251da177e4SLinus Torvalds // Get rid of old data 28261da177e4SLinus Torvalds psg->count = 0; 28271da177e4SLinus Torvalds psg->sg[0].addr = 0; 28281da177e4SLinus Torvalds psg->sg[0].count = 0; 2829727eead6SFUJITA Tomonori 2830727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2831727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2832727eead6SFUJITA Tomonori if (nseg) { 28331da177e4SLinus Torvalds struct scatterlist *sg; 28341da177e4SLinus Torvalds int i; 28351da177e4SLinus Torvalds 2836727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 28371da177e4SLinus Torvalds 2838727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 28391da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 28401da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 28411da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 28421da177e4SLinus Torvalds } 28431da177e4SLinus Torvalds /* hba wants the size to be exact */ 2844727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 284556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2846727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 284756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2848727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 28491da177e4SLinus Torvalds } 28501da177e4SLinus Torvalds /* Check for command underflow */ 28511da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 28521da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 28531da177e4SLinus Torvalds byte_count, scsicmd->underflow); 28541da177e4SLinus Torvalds } 28551da177e4SLinus Torvalds } 28561da177e4SLinus Torvalds return byte_count; 28571da177e4SLinus Torvalds } 28581da177e4SLinus Torvalds 28591da177e4SLinus Torvalds 28601da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 28611da177e4SLinus Torvalds { 28621da177e4SLinus Torvalds struct aac_dev *dev; 28631da177e4SLinus Torvalds unsigned long byte_count = 0; 286456b58712SMark Haverkamp u64 addr; 2865727eead6SFUJITA Tomonori int nseg; 28661da177e4SLinus Torvalds 28671da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 28681da177e4SLinus Torvalds // Get rid of old data 28691da177e4SLinus Torvalds psg->count = 0; 28701da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 28711da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 28721da177e4SLinus Torvalds psg->sg[0].count = 0; 2873727eead6SFUJITA Tomonori 2874727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2875727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2876727eead6SFUJITA Tomonori if (nseg) { 28771da177e4SLinus Torvalds struct scatterlist *sg; 28781da177e4SLinus Torvalds int i; 28791da177e4SLinus Torvalds 2880727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 28811241f359SMark Haverkamp int count = sg_dma_len(sg); 288256b58712SMark Haverkamp addr = sg_dma_address(sg); 288356b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 288456b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 28851241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 28861241f359SMark Haverkamp byte_count += count; 28871da177e4SLinus Torvalds } 2888727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 28891da177e4SLinus Torvalds /* hba wants the size to be exact */ 2890727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 289156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2892727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 289356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2894727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 28951da177e4SLinus Torvalds } 28961da177e4SLinus Torvalds /* Check for command underflow */ 28971da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 28981da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 28991da177e4SLinus Torvalds byte_count, scsicmd->underflow); 29001da177e4SLinus Torvalds } 29011da177e4SLinus Torvalds } 29021da177e4SLinus Torvalds return byte_count; 29031da177e4SLinus Torvalds } 29041da177e4SLinus Torvalds 29050e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 29060e68c003SMark Haverkamp { 29070e68c003SMark Haverkamp unsigned long byte_count = 0; 2908727eead6SFUJITA Tomonori int nseg; 29090e68c003SMark Haverkamp 29100e68c003SMark Haverkamp // Get rid of old data 29110e68c003SMark Haverkamp psg->count = 0; 29120e68c003SMark Haverkamp psg->sg[0].next = 0; 29130e68c003SMark Haverkamp psg->sg[0].prev = 0; 29140e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 29150e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 29160e68c003SMark Haverkamp psg->sg[0].count = 0; 29170e68c003SMark Haverkamp psg->sg[0].flags = 0; 2918727eead6SFUJITA Tomonori 2919727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2920727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2921727eead6SFUJITA Tomonori if (nseg) { 29220e68c003SMark Haverkamp struct scatterlist *sg; 29230e68c003SMark Haverkamp int i; 29240e68c003SMark Haverkamp 2925727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 29260e68c003SMark Haverkamp int count = sg_dma_len(sg); 29270e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 29280e68c003SMark Haverkamp psg->sg[i].next = 0; 29290e68c003SMark Haverkamp psg->sg[i].prev = 0; 29300e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 29310e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 29320e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 29330e68c003SMark Haverkamp psg->sg[i].flags = 0; 29340e68c003SMark Haverkamp byte_count += count; 29350e68c003SMark Haverkamp } 2936727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 29370e68c003SMark Haverkamp /* hba wants the size to be exact */ 2938727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 29390e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2940727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 29410e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2942727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 29430e68c003SMark Haverkamp } 29440e68c003SMark Haverkamp /* Check for command underflow */ 29450e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 29460e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 29470e68c003SMark Haverkamp byte_count, scsicmd->underflow); 29480e68c003SMark Haverkamp } 29490e68c003SMark Haverkamp } 29500e68c003SMark Haverkamp return byte_count; 29510e68c003SMark Haverkamp } 29520e68c003SMark Haverkamp 29531da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 29541da177e4SLinus Torvalds 29551da177e4SLinus Torvalds struct aac_srb_status_info { 29561da177e4SLinus Torvalds u32 status; 29571da177e4SLinus Torvalds char *str; 29581da177e4SLinus Torvalds }; 29591da177e4SLinus Torvalds 29601da177e4SLinus Torvalds 29611da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 29621da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 29631da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 29641da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 29651da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 29661da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 29671da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 29681da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 29691da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 29701da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 29711da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 29721da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 29731da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 29741da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 29751da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 29761da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 29771da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 29781da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 29791da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 29801da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 29811da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 29821da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 29831da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 29841da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 29851da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 29861da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 29871da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 29881da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 29891da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 29901da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 29911da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 29921da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 29931da177e4SLinus Torvalds { 0xff, "Unknown Error"} 29941da177e4SLinus Torvalds }; 29951da177e4SLinus Torvalds 29961da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 29971da177e4SLinus Torvalds { 29981da177e4SLinus Torvalds int i; 29991da177e4SLinus Torvalds 30006391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 30016391a113STobias Klauser if (srb_status_info[i].status == status) 30021da177e4SLinus Torvalds return srb_status_info[i].str; 30031da177e4SLinus Torvalds 30041da177e4SLinus Torvalds return "Bad Status Code"; 30051da177e4SLinus Torvalds } 30061da177e4SLinus Torvalds 30071da177e4SLinus Torvalds #endif 3008