11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 31da177e4SLinus Torvalds * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 803d44337SMark Haverkamp * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) 91da177e4SLinus Torvalds * 101da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 111da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 121da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 131da177e4SLinus Torvalds * any later version. 141da177e4SLinus Torvalds * 151da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 161da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 171da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 181da177e4SLinus Torvalds * GNU General Public License for more details. 191da177e4SLinus Torvalds * 201da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 211da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 221da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 231da177e4SLinus Torvalds * 241da177e4SLinus Torvalds */ 251da177e4SLinus Torvalds 261da177e4SLinus Torvalds #include <linux/kernel.h> 271da177e4SLinus Torvalds #include <linux/init.h> 281da177e4SLinus Torvalds #include <linux/types.h> 291da177e4SLinus Torvalds #include <linux/pci.h> 301da177e4SLinus Torvalds #include <linux/spinlock.h> 311da177e4SLinus Torvalds #include <linux/slab.h> 321da177e4SLinus Torvalds #include <linux/completion.h> 331da177e4SLinus Torvalds #include <linux/blkdev.h> 341da177e4SLinus Torvalds #include <asm/semaphore.h> 351da177e4SLinus Torvalds #include <asm/uaccess.h> 363a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 371da177e4SLinus Torvalds 381da177e4SLinus Torvalds #include <scsi/scsi.h> 391da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 401da177e4SLinus Torvalds #include <scsi/scsi_device.h> 411da177e4SLinus Torvalds #include <scsi/scsi_host.h> 421da177e4SLinus Torvalds 431da177e4SLinus Torvalds #include "aacraid.h" 441da177e4SLinus Torvalds 451da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 461da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 471da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 481da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 491da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 511da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 521da177e4SLinus Torvalds 531da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 541da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 551da177e4SLinus Torvalds 561da177e4SLinus Torvalds /* 571da177e4SLinus Torvalds * Sense codes 581da177e4SLinus Torvalds */ 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 611da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 621da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 631da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 641da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 651da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 661da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 671da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 681da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 691da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 701da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 711da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 721da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 731da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 741da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 751da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 761da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 771da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 781da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 791da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 801da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 811da177e4SLinus Torvalds 821da177e4SLinus Torvalds /* 831da177e4SLinus Torvalds * Additional sense codes 841da177e4SLinus Torvalds */ 851da177e4SLinus Torvalds 861da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 871da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 881da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 891da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 901da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 911da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 921da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 931da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 941da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 951da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 961da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 971da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 981da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 991da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1001da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1011da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1021da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1031da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1041da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1051da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1061da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1071da177e4SLinus Torvalds 1081da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1091da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1101da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1111da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1121da177e4SLinus Torvalds 1131da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1141da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1151da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1161da177e4SLinus Torvalds /* SCSI inquiry data */ 1171da177e4SLinus Torvalds struct inquiry_data { 1181da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1191da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1201da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1211da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1221da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1231da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1241da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1251da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1261da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1271da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1281da177e4SLinus Torvalds }; 1291da177e4SLinus Torvalds 1301da177e4SLinus Torvalds /* 1311da177e4SLinus Torvalds * M O D U L E G L O B A L S 1321da177e4SLinus Torvalds */ 1331da177e4SLinus Torvalds 1341da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); 1351da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); 1360e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); 1371da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 1381da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 1391da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 1401da177e4SLinus Torvalds #endif 1411da177e4SLinus Torvalds 1421da177e4SLinus Torvalds /* 1431da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 1441da177e4SLinus Torvalds */ 1451da177e4SLinus Torvalds 1461da177e4SLinus Torvalds static int nondasd = -1; 1478ef22247SSalyzyn, Mark static int aac_cache; 1481da177e4SLinus Torvalds static int dacmode = -1; 1498ef22247SSalyzyn, Mark int aac_msi; 1501208bab5SSalyzyn, Mark int aac_commit = -1; 151404d9a90SMark Haverkamp int startup_timeout = 180; 152404d9a90SMark Haverkamp int aif_timeout = 120; 1531da177e4SLinus Torvalds 1549a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 1558ef22247SSalyzyn, Mark MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." 1568ef22247SSalyzyn, Mark " 0=off, 1=on"); 15795e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 1588ef22247SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" 1598ef22247SSalyzyn, Mark "\tbit 0 - Disable FUA in WRITE SCSI commands\n" 1608ef22247SSalyzyn, Mark "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" 1618ef22247SSalyzyn, Mark "\tbit 2 - Disable only if Battery not protecting Cache"); 1629a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 1638ef22247SSalyzyn, Mark MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." 1648ef22247SSalyzyn, Mark " 0=off, 1=on"); 1651208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 1668ef22247SSalyzyn, Mark MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" 1678ef22247SSalyzyn, Mark " adapter for foreign arrays.\n" 1688ef22247SSalyzyn, Mark "This is typically needed in systems that do not have a BIOS." 1698ef22247SSalyzyn, Mark " 0=off, 1=on"); 1708ef22247SSalyzyn, Mark module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); 1718ef22247SSalyzyn, Mark MODULE_PARM_DESC(msi, "IRQ handling." 1728ef22247SSalyzyn, Mark " 0=PIC(default), 1=MSI, 2=MSI-X(unsupported, uses MSI)"); 173404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 1748ef22247SSalyzyn, Mark MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" 1758ef22247SSalyzyn, Mark " adapter to have it's kernel up and\n" 1768ef22247SSalyzyn, Mark "running. This is typically adjusted for large systems that do not" 1778ef22247SSalyzyn, Mark " have a BIOS."); 178404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 1798ef22247SSalyzyn, Mark MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" 1808ef22247SSalyzyn, Mark " applications to pick up AIFs before\n" 1818ef22247SSalyzyn, Mark "deregistering them. This is typically adjusted for heavily burdened" 1828ef22247SSalyzyn, Mark " systems."); 1831da177e4SLinus Torvalds 1847c00ffa3SMark Haverkamp int numacb = -1; 1857c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1868ef22247SSalyzyn, Mark MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control" 1878ef22247SSalyzyn, Mark " blocks (FIB) allocated. Valid values are 512 and down. Default is" 1888ef22247SSalyzyn, Mark " to use suggestion from Firmware."); 1897c00ffa3SMark Haverkamp 1907c00ffa3SMark Haverkamp int acbsize = -1; 1917c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1928ef22247SSalyzyn, Mark MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB)" 1938ef22247SSalyzyn, Mark " size. Valid values are 512, 2048, 4096 and 8192. Default is to use" 1948ef22247SSalyzyn, Mark " suggestion from Firmware."); 195653ba58dSMark Haverkamp 19629c97684SSalyzyn, Mark int update_interval = 30 * 60; 19729c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 1988ef22247SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" 1998ef22247SSalyzyn, Mark " updates issued to adapter."); 20029c97684SSalyzyn, Mark 20129c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 20229c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 2038ef22247SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" 2048ef22247SSalyzyn, Mark " checks."); 20529c97684SSalyzyn, Mark 20687f3bda3SAndrew Morton int aac_check_reset = 1; 20787f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 2088ef22247SSalyzyn, Mark MODULE_PARM_DESC(aac_check_reset, "If adapter fails health check, reset the" 2098ef22247SSalyzyn, Mark " adapter. a value of -1 forces the reset to adapters programmed to" 2108ef22247SSalyzyn, Mark " ignore it."); 21129c97684SSalyzyn, Mark 212e37ee4beSMark Haverkamp int expose_physicals = -1; 213653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 2148ef22247SSalyzyn, Mark MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." 2158ef22247SSalyzyn, Mark " -1=protect 0=off, 1=on"); 21603d44337SMark Haverkamp 2178ef22247SSalyzyn, Mark int aac_reset_devices; 2181208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 2191208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 22003d44337SMark Haverkamp 22103d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 22203d44337SMark Haverkamp struct fib *fibptr) { 22303d44337SMark Haverkamp struct scsi_device *device; 22403d44337SMark Haverkamp 22503d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done)) { 226c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 22703d44337SMark Haverkamp aac_fib_complete(fibptr); 22803d44337SMark Haverkamp aac_fib_free(fibptr); 22903d44337SMark Haverkamp return 0; 23003d44337SMark Haverkamp } 23103d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 23203d44337SMark Haverkamp device = scsicmd->device; 23303d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 23403d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 23503d44337SMark Haverkamp aac_fib_complete(fibptr); 23603d44337SMark Haverkamp aac_fib_free(fibptr); 23703d44337SMark Haverkamp return 0; 23803d44337SMark Haverkamp } 23903d44337SMark Haverkamp return 1; 24003d44337SMark Haverkamp } 24103d44337SMark Haverkamp 2421da177e4SLinus Torvalds /** 2431da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 2441da177e4SLinus Torvalds * @common: adapter to query 2451da177e4SLinus Torvalds * 2461da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 2471da177e4SLinus Torvalds */ 2488c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 2491da177e4SLinus Torvalds { 2501da177e4SLinus Torvalds int status = 0; 2511da177e4SLinus Torvalds struct fib * fibptr; 2521da177e4SLinus Torvalds 253bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2541da177e4SLinus Torvalds return -ENOMEM; 2551da177e4SLinus Torvalds 256bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2571da177e4SLinus Torvalds { 2581da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 2591da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 2601da177e4SLinus Torvalds 2611da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2621da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 2631da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 2641da177e4SLinus Torvalds } 2651da177e4SLinus Torvalds 266bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2671da177e4SLinus Torvalds fibptr, 2681da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2691da177e4SLinus Torvalds FsaNormal, 2701da177e4SLinus Torvalds 1, 1, 2711da177e4SLinus Torvalds NULL, NULL); 2721da177e4SLinus Torvalds if (status < 0) { 2731da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2741da177e4SLinus Torvalds } else { 2751da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2761da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2771da177e4SLinus Torvalds dprintk((KERN_WARNING 2781da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2791da177e4SLinus Torvalds le32_to_cpu(reply->response), 2801da177e4SLinus Torvalds le32_to_cpu(reply->status), 2811da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2821da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2831da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2841da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2851da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2861da177e4SLinus Torvalds status = -EINVAL; 2871da177e4SLinus Torvalds } 2881da177e4SLinus Torvalds } 289bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2901da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2911da177e4SLinus Torvalds if (status >= 0) { 2921208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 2931da177e4SLinus Torvalds struct aac_commit_config * dinfo; 294bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2951da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2961da177e4SLinus Torvalds 2971da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2981da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2991da177e4SLinus Torvalds 300bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3011da177e4SLinus Torvalds fibptr, 3021da177e4SLinus Torvalds sizeof (struct aac_commit_config), 3031da177e4SLinus Torvalds FsaNormal, 3041da177e4SLinus Torvalds 1, 1, 3051da177e4SLinus Torvalds NULL, NULL); 306bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3071208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 3081da177e4SLinus Torvalds printk(KERN_WARNING 3091da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 3101da177e4SLinus Torvalds } 3111da177e4SLinus Torvalds } 312bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 3131da177e4SLinus Torvalds return status; 3141da177e4SLinus Torvalds } 3151da177e4SLinus Torvalds 3161da177e4SLinus Torvalds /** 3171da177e4SLinus Torvalds * aac_get_containers - list containers 3181da177e4SLinus Torvalds * @common: adapter to probe 3191da177e4SLinus Torvalds * 3201da177e4SLinus Torvalds * Make a list of all containers on this controller 3211da177e4SLinus Torvalds */ 3221da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 3231da177e4SLinus Torvalds { 3241da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 3251da177e4SLinus Torvalds u32 index; 3261da177e4SLinus Torvalds int status = 0; 3271da177e4SLinus Torvalds struct fib * fibptr; 3281da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 3291da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 3301da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3311da177e4SLinus Torvalds 332bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3331da177e4SLinus Torvalds return -ENOMEM; 3341da177e4SLinus Torvalds 335bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3361da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 3371da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3381da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 3391da177e4SLinus Torvalds 340bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3411da177e4SLinus Torvalds fibptr, 3421da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 3431da177e4SLinus Torvalds FsaNormal, 3441da177e4SLinus Torvalds 1, 1, 3451da177e4SLinus Torvalds NULL, NULL); 3461da177e4SLinus Torvalds if (status >= 0) { 3471da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 3481da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 349bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3501da177e4SLinus Torvalds } 351fe76df42SMark Haverkamp aac_fib_free(fibptr); 3521da177e4SLinus Torvalds 3531da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 3541da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3551a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 356fe76df42SMark Haverkamp GFP_KERNEL); 357fe76df42SMark Haverkamp if (!fsa_dev_ptr) 3581da177e4SLinus Torvalds return -ENOMEM; 3591da177e4SLinus Torvalds 3601da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3611da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3621da177e4SLinus Torvalds 363fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 3641da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3651da177e4SLinus Torvalds 366fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 3671da177e4SLinus Torvalds 3681da177e4SLinus Torvalds if (status < 0) { 3691da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3701da177e4SLinus Torvalds break; 3711da177e4SLinus Torvalds } 3721da177e4SLinus Torvalds 3731da177e4SLinus Torvalds /* 3741da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3751da177e4SLinus Torvalds */ 376fe76df42SMark Haverkamp if (++index >= status) 3771da177e4SLinus Torvalds break; 3781da177e4SLinus Torvalds } 3791da177e4SLinus Torvalds return status; 3801da177e4SLinus Torvalds } 3811da177e4SLinus Torvalds 3823b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3833b2946ccSMark Haverkamp { 3843b2946ccSMark Haverkamp void *buf; 385cab537d6SJames Bottomley int transfer_len; 386727eead6SFUJITA Tomonori struct scatterlist *sg = scsi_sglist(scsicmd); 3873b2946ccSMark Haverkamp 38845711f1aSJens Axboe buf = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset; 3893b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 390727eead6SFUJITA Tomonori 39120235f35SSalyzyn, Mark transfer_len -= offset; 392cab537d6SJames Bottomley if (buf && transfer_len > 0) 39320235f35SSalyzyn, Mark memcpy(buf + offset, data, transfer_len); 3943b2946ccSMark Haverkamp 3953a0086a8SSalyzyn, Mark flush_kernel_dcache_page(kmap_atomic_to_page(buf - sg->offset)); 3963b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3973b2946ccSMark Haverkamp 3983b2946ccSMark Haverkamp } 3993b2946ccSMark Haverkamp 4001da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 4011da177e4SLinus Torvalds { 4021da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 4031da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 4041da177e4SLinus Torvalds 4051da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 4061da177e4SLinus Torvalds 40703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 40803d44337SMark Haverkamp return; 40903d44337SMark Haverkamp 4101da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 411125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 4121da177e4SLinus Torvalds 4131da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 4141da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 4151da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 4161da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 4171da177e4SLinus Torvalds char *sp = get_name_reply->data; 4181da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 4191da177e4SLinus Torvalds while (*sp == ' ') 4201da177e4SLinus Torvalds ++sp; 4213b2946ccSMark Haverkamp if (*sp) { 4223b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 4233b2946ccSMark Haverkamp int count = sizeof(d); 4243b2946ccSMark Haverkamp char *dp = d; 4253b2946ccSMark Haverkamp do { 4261da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4271da177e4SLinus Torvalds } while (--count > 0); 4283b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4293b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4301da177e4SLinus Torvalds } 4313b2946ccSMark Haverkamp } 4323b2946ccSMark Haverkamp 4331da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4341da177e4SLinus Torvalds 435bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 436bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4378e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4381da177e4SLinus Torvalds } 4391da177e4SLinus Torvalds 4401da177e4SLinus Torvalds /** 4411da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4421da177e4SLinus Torvalds */ 4439e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4441da177e4SLinus Torvalds { 4451da177e4SLinus Torvalds int status; 4461da177e4SLinus Torvalds struct aac_get_name *dinfo; 4471da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4481da177e4SLinus Torvalds struct aac_dev * dev; 4491da177e4SLinus Torvalds 4501da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4511da177e4SLinus Torvalds 452bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4531da177e4SLinus Torvalds return -ENOMEM; 4541da177e4SLinus Torvalds 455bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4561da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4571da177e4SLinus Torvalds 4581da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4591da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4609e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4611da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4621da177e4SLinus Torvalds 463bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4641da177e4SLinus Torvalds cmd_fibcontext, 4651da177e4SLinus Torvalds sizeof (struct aac_get_name), 4661da177e4SLinus Torvalds FsaNormal, 4671da177e4SLinus Torvalds 0, 1, 4681da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 4691da177e4SLinus Torvalds (void *) scsicmd); 4701da177e4SLinus Torvalds 4711da177e4SLinus Torvalds /* 4721da177e4SLinus Torvalds * Check that the command queued to the controller 4731da177e4SLinus Torvalds */ 47477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 47577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4761da177e4SLinus Torvalds return 0; 47777d644d4SMark Haverkamp } 4781da177e4SLinus Torvalds 479bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 480bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 481bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4821da177e4SLinus Torvalds return -1; 4831da177e4SLinus Torvalds } 4841da177e4SLinus Torvalds 485fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 486fe76df42SMark Haverkamp { 487fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 488fe76df42SMark Haverkamp 4891a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 490fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 491fe76df42SMark Haverkamp 492fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 493fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 494fe76df42SMark Haverkamp return 0; 495fe76df42SMark Haverkamp } 496fe76df42SMark Haverkamp 4971a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 498fe76df42SMark Haverkamp { 49903d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 500fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 50103d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 50203d44337SMark Haverkamp 50303d44337SMark Haverkamp 5041a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 5051a655040SSalyzyn, Mark return; 506fe76df42SMark Haverkamp 507fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 5081a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 509fe76df42SMark Haverkamp if (fsa_dev_ptr) { 510fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 511fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 512fe76df42SMark Haverkamp 513fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 514fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 515fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 516fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 517fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 518fe76df42SMark Haverkamp fsa_dev_ptr->size 519fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 520fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 521fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 522fe76df42SMark Haverkamp } 523fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 524fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 525fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 526fe76df42SMark Haverkamp } 527fe76df42SMark Haverkamp aac_fib_complete(fibptr); 528fe76df42SMark Haverkamp aac_fib_free(fibptr); 529fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 530fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 5311a655040SSalyzyn, Mark (*callback)(scsicmd); 5321a655040SSalyzyn, Mark return; 533fe76df42SMark Haverkamp } 534fe76df42SMark Haverkamp 5351a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 536fe76df42SMark Haverkamp { 537fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 538fe76df42SMark Haverkamp struct aac_mount * dresp; 539fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 540fe76df42SMark Haverkamp int status; 541fe76df42SMark Haverkamp 542fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 543fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 544fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5451a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 5461a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 5471a655040SSalyzyn, Mark return; 5481a655040SSalyzyn, Mark } 549fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 550fe76df42SMark Haverkamp 55103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 5521a655040SSalyzyn, Mark return; 55303d44337SMark Haverkamp 554fe76df42SMark Haverkamp aac_fib_init(fibptr); 555fe76df42SMark Haverkamp 556fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 557fe76df42SMark Haverkamp 558fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 559fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 560fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 561fe76df42SMark Haverkamp 562fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 563fe76df42SMark Haverkamp fibptr, 564fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 565fe76df42SMark Haverkamp FsaNormal, 566fe76df42SMark Haverkamp 0, 1, 5671a655040SSalyzyn, Mark _aac_probe_container2, 568fe76df42SMark Haverkamp (void *) scsicmd); 569fe76df42SMark Haverkamp /* 570fe76df42SMark Haverkamp * Check that the command queued to the controller 571fe76df42SMark Haverkamp */ 5721a655040SSalyzyn, Mark if (status == -EINPROGRESS) 573fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5741a655040SSalyzyn, Mark else if (status < 0) { 575fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 576fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 5771a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 578fe76df42SMark Haverkamp } 579fe76df42SMark Haverkamp } 580fe76df42SMark Haverkamp 581fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 582fe76df42SMark Haverkamp { 583fe76df42SMark Haverkamp struct fib * fibptr; 584fe76df42SMark Haverkamp int status = -ENOMEM; 585fe76df42SMark Haverkamp 586fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 587fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 588fe76df42SMark Haverkamp 589fe76df42SMark Haverkamp aac_fib_init(fibptr); 590fe76df42SMark Haverkamp 591fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 592fe76df42SMark Haverkamp 593fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 594fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 595fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 596fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 597fe76df42SMark Haverkamp 598fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 599fe76df42SMark Haverkamp fibptr, 600fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 601fe76df42SMark Haverkamp FsaNormal, 602fe76df42SMark Haverkamp 0, 1, 6031a655040SSalyzyn, Mark _aac_probe_container1, 604fe76df42SMark Haverkamp (void *) scsicmd); 605fe76df42SMark Haverkamp /* 606fe76df42SMark Haverkamp * Check that the command queued to the controller 607fe76df42SMark Haverkamp */ 608fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 609fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 610fe76df42SMark Haverkamp return 0; 611fe76df42SMark Haverkamp } 612fe76df42SMark Haverkamp if (status < 0) { 613fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 614fe76df42SMark Haverkamp aac_fib_complete(fibptr); 615fe76df42SMark Haverkamp aac_fib_free(fibptr); 616fe76df42SMark Haverkamp } 617fe76df42SMark Haverkamp } 618fe76df42SMark Haverkamp if (status < 0) { 619fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 620fe76df42SMark Haverkamp if (fsa_dev_ptr) { 621fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 622fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 623fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 624fe76df42SMark Haverkamp return (*callback)(scsicmd); 625fe76df42SMark Haverkamp } 626fe76df42SMark Haverkamp } 627fe76df42SMark Haverkamp } 628fe76df42SMark Haverkamp return status; 629fe76df42SMark Haverkamp } 630fe76df42SMark Haverkamp 6311da177e4SLinus Torvalds /** 632bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 6331da177e4SLinus Torvalds * @dev: device to query 6341da177e4SLinus Torvalds * @cid: container identifier 6351da177e4SLinus Torvalds * 6361da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6371da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6381da177e4SLinus Torvalds */ 639fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 640fe76df42SMark Haverkamp { 641fe76df42SMark Haverkamp scsicmd->device = NULL; 642fe76df42SMark Haverkamp return 0; 643fe76df42SMark Haverkamp } 6441da177e4SLinus Torvalds 645bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6461da177e4SLinus Torvalds { 647fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 648fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6491da177e4SLinus Torvalds int status; 6501da177e4SLinus Torvalds 651fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 652fe76df42SMark Haverkamp kfree(scsicmd); 653fe76df42SMark Haverkamp kfree(scsidev); 65490ee3466SMark Haverkamp return -ENOMEM; 6551da177e4SLinus Torvalds } 656fe76df42SMark Haverkamp scsicmd->list.next = NULL; 6571a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 6581da177e4SLinus Torvalds 659fe76df42SMark Haverkamp scsicmd->device = scsidev; 660fe76df42SMark Haverkamp scsidev->sdev_state = 0; 661fe76df42SMark Haverkamp scsidev->id = cid; 662fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6631da177e4SLinus Torvalds 664fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 665fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 666fe76df42SMark Haverkamp schedule(); 667802ae2f0SSalyzyn, Mark kfree(scsidev); 668fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 669fe76df42SMark Haverkamp kfree(scsicmd); 6701da177e4SLinus Torvalds return status; 6711da177e4SLinus Torvalds } 6721da177e4SLinus Torvalds 6731da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6741da177e4SLinus Torvalds struct scsi_inq { 6751da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6761da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6771da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6781da177e4SLinus Torvalds }; 6791da177e4SLinus Torvalds 6801da177e4SLinus Torvalds /** 6811da177e4SLinus Torvalds * InqStrCopy - string merge 6821da177e4SLinus Torvalds * @a: string to copy from 6831da177e4SLinus Torvalds * @b: string to copy to 6841da177e4SLinus Torvalds * 6851da177e4SLinus Torvalds * Copy a String from one location to another 6861da177e4SLinus Torvalds * without copying \0 6871da177e4SLinus Torvalds */ 6881da177e4SLinus Torvalds 6891da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 6901da177e4SLinus Torvalds { 6911da177e4SLinus Torvalds 6921da177e4SLinus Torvalds while (*a != (char)0) 6931da177e4SLinus Torvalds *b++ = *a++; 6941da177e4SLinus Torvalds } 6951da177e4SLinus Torvalds 6961da177e4SLinus Torvalds static char *container_types[] = { 6971da177e4SLinus Torvalds "None", 6981da177e4SLinus Torvalds "Volume", 6991da177e4SLinus Torvalds "Mirror", 7001da177e4SLinus Torvalds "Stripe", 7011da177e4SLinus Torvalds "RAID5", 7021da177e4SLinus Torvalds "SSRW", 7031da177e4SLinus Torvalds "SSRO", 7041da177e4SLinus Torvalds "Morph", 7051da177e4SLinus Torvalds "Legacy", 7061da177e4SLinus Torvalds "RAID4", 7071da177e4SLinus Torvalds "RAID10", 7081da177e4SLinus Torvalds "RAID00", 7091da177e4SLinus Torvalds "V-MIRRORS", 7101da177e4SLinus Torvalds "PSEUDO R4", 7111da177e4SLinus Torvalds "RAID50", 71284971738SMark Haverkamp "RAID5D", 71384971738SMark Haverkamp "RAID5D0", 71484971738SMark Haverkamp "RAID1E", 71584971738SMark Haverkamp "RAID6", 71684971738SMark Haverkamp "RAID60", 7171da177e4SLinus Torvalds "Unknown" 7181da177e4SLinus Torvalds }; 7191da177e4SLinus Torvalds 72017eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 72117eaaceeSSalyzyn, Mark { 72217eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 72317eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 72417eaaceeSSalyzyn, Mark return container_types[tindex]; 72517eaaceeSSalyzyn, Mark } 7261da177e4SLinus Torvalds 7271da177e4SLinus Torvalds /* Function: setinqstr 7281da177e4SLinus Torvalds * 7291da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 7301da177e4SLinus Torvalds * 7311da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 7321da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 7331da177e4SLinus Torvalds * files instead of in OS dependant driver source. 7341da177e4SLinus Torvalds */ 7351da177e4SLinus Torvalds 736794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 7371da177e4SLinus Torvalds { 7381da177e4SLinus Torvalds struct scsi_inq *str; 7391da177e4SLinus Torvalds 7401da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 741794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 742794d0601SMark Haverkamp 743794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 744794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 7453bc8070fSSalyzyn, Mark int c; 7463bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 7473bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 7483bc8070fSSalyzyn, Mark else { 7493bc8070fSSalyzyn, Mark c = sizeof(str->vid); 750794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 751794d0601SMark Haverkamp ++cp; 752794d0601SMark Haverkamp c = *cp; 753794d0601SMark Haverkamp *cp = '\0'; 754794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 755794d0601SMark Haverkamp str->vid); 756794d0601SMark Haverkamp *cp = c; 757794d0601SMark Haverkamp while (*cp && *cp != ' ') 758794d0601SMark Haverkamp ++cp; 7593bc8070fSSalyzyn, Mark } 760794d0601SMark Haverkamp while (*cp == ' ') 761794d0601SMark Haverkamp ++cp; 762794d0601SMark Haverkamp /* last six chars reserved for vol type */ 763794d0601SMark Haverkamp c = 0; 764794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 765794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 766794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 767794d0601SMark Haverkamp } 768794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 769794d0601SMark Haverkamp if (c) 770794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 771794d0601SMark Haverkamp } else { 772794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7731da177e4SLinus Torvalds 7741da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 775794d0601SMark Haverkamp /* last six chars reserved for vol type */ 776794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 777794d0601SMark Haverkamp } 7781da177e4SLinus Torvalds 7796391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7801da177e4SLinus Torvalds char *findit = str->pid; 7811da177e4SLinus Torvalds 7821da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 7831da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 7841da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 7851da177e4SLinus Torvalds *(findit -= 4) = ' '; 786794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 787794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 7881da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 7891da177e4SLinus Torvalds } 7901da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 7911da177e4SLinus Torvalds } 7921da177e4SLinus Torvalds 79388e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 79488e2f98eSSalyzyn, Mark { 79588e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 79688e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 79788e2f98eSSalyzyn, Mark 79888e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 79988e2f98eSSalyzyn, Mark 80088e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 80188e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 80288e2f98eSSalyzyn, Mark return; 80388e2f98eSSalyzyn, Mark 80488e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 80588e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 80688e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 80788e2f98eSSalyzyn, Mark char sp[13]; 80888e2f98eSSalyzyn, Mark /* EVPD bit set */ 80988e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 81088e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 81188e2f98eSSalyzyn, Mark sp[2] = 0; 81288e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 81388e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 81488e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, sp, 0, sizeof(sp)); 81588e2f98eSSalyzyn, Mark } 81688e2f98eSSalyzyn, Mark 81788e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 81888e2f98eSSalyzyn, Mark 81988e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 82088e2f98eSSalyzyn, Mark aac_fib_free(fibptr); 82188e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 82288e2f98eSSalyzyn, Mark } 82388e2f98eSSalyzyn, Mark 82488e2f98eSSalyzyn, Mark /** 82588e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 82688e2f98eSSalyzyn, Mark */ 82788e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 82888e2f98eSSalyzyn, Mark { 82988e2f98eSSalyzyn, Mark int status; 83088e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 83188e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 83288e2f98eSSalyzyn, Mark struct aac_dev * dev; 83388e2f98eSSalyzyn, Mark 83488e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 83588e2f98eSSalyzyn, Mark 83688e2f98eSSalyzyn, Mark if (!(cmd_fibcontext = aac_fib_alloc(dev))) 83788e2f98eSSalyzyn, Mark return -ENOMEM; 83888e2f98eSSalyzyn, Mark 83988e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 84088e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 84188e2f98eSSalyzyn, Mark 84288e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 84388e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 84488e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 84588e2f98eSSalyzyn, Mark 84688e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 84788e2f98eSSalyzyn, Mark cmd_fibcontext, 84888e2f98eSSalyzyn, Mark sizeof (struct aac_get_serial), 84988e2f98eSSalyzyn, Mark FsaNormal, 85088e2f98eSSalyzyn, Mark 0, 1, 85188e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 85288e2f98eSSalyzyn, Mark (void *) scsicmd); 85388e2f98eSSalyzyn, Mark 85488e2f98eSSalyzyn, Mark /* 85588e2f98eSSalyzyn, Mark * Check that the command queued to the controller 85688e2f98eSSalyzyn, Mark */ 85788e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 85888e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 85988e2f98eSSalyzyn, Mark return 0; 86088e2f98eSSalyzyn, Mark } 86188e2f98eSSalyzyn, Mark 86288e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 86388e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 86488e2f98eSSalyzyn, Mark aac_fib_free(cmd_fibcontext); 86588e2f98eSSalyzyn, Mark return -1; 86688e2f98eSSalyzyn, Mark } 86788e2f98eSSalyzyn, Mark 86888e2f98eSSalyzyn, Mark /* Function: setinqserial 86988e2f98eSSalyzyn, Mark * 87088e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 87188e2f98eSSalyzyn, Mark * 87288e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 87388e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 87488e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 87588e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 87688e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 87788e2f98eSSalyzyn, Mark */ 87888e2f98eSSalyzyn, Mark 87988e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 88088e2f98eSSalyzyn, Mark { 88188e2f98eSSalyzyn, Mark /* 88288e2f98eSSalyzyn, Mark * This breaks array migration. 88388e2f98eSSalyzyn, Mark */ 88488e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 88588e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 88688e2f98eSSalyzyn, Mark } 88788e2f98eSSalyzyn, Mark 8888e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 8898e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 8901da177e4SLinus Torvalds { 8918e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 8928e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 8938e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 8941da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 8951da177e4SLinus Torvalds 8961da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 8971da177e4SLinus Torvalds 8981da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 8991da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 9008e31e607SSalyzyn, Mark 9011da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 9028e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 9031da177e4SLinus Torvalds 9048e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 9051da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 9061da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 9078e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 9081da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 9091da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 9101da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 9118e31e607SSalyzyn, Mark } else 9128e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 9131da177e4SLinus Torvalds } 9141da177e4SLinus Torvalds 915e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 916e8f32de5SMark Haverkamp { 917e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 918e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 919e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 920e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 921e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 9228e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 9238e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 9248e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 925e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9263ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 9273ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 928e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 929e8f32de5SMark Haverkamp return 1; 930e8f32de5SMark Haverkamp } 931e8f32de5SMark Haverkamp return 0; 932e8f32de5SMark Haverkamp } 933e8f32de5SMark Haverkamp 934e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 935e8f32de5SMark Haverkamp { 936e8f32de5SMark Haverkamp return 0; 937e8f32de5SMark Haverkamp } 938e8f32de5SMark Haverkamp 939e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 940e8f32de5SMark Haverkamp 941e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 942e8f32de5SMark Haverkamp { 943e8f32de5SMark Haverkamp u16 fibsize; 944e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 945e8f32de5SMark Haverkamp aac_fib_init(fib); 946e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 947e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 948e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 949e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 950e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 9519d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 952e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 953e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 954e8f32de5SMark Haverkamp 955e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 956e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 957e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 958e8f32de5SMark Haverkamp /* 959e8f32de5SMark Haverkamp * Now send the Fib to the adapter 960e8f32de5SMark Haverkamp */ 961e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 962e8f32de5SMark Haverkamp fib, 963e8f32de5SMark Haverkamp fibsize, 964e8f32de5SMark Haverkamp FsaNormal, 965e8f32de5SMark Haverkamp 0, 1, 966e8f32de5SMark Haverkamp (fib_callback) io_callback, 967e8f32de5SMark Haverkamp (void *) cmd); 968e8f32de5SMark Haverkamp } 969e8f32de5SMark Haverkamp 970e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 971e8f32de5SMark Haverkamp { 972e8f32de5SMark Haverkamp u16 fibsize; 973e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 974e8f32de5SMark Haverkamp aac_fib_init(fib); 975e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 976e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 977e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 978e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 979e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 980e8f32de5SMark Haverkamp readcmd->pad = 0; 981e8f32de5SMark Haverkamp readcmd->flags = 0; 982e8f32de5SMark Haverkamp 983e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 984e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 985e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 986e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 987e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 988e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 989e8f32de5SMark Haverkamp /* 990e8f32de5SMark Haverkamp * Now send the Fib to the adapter 991e8f32de5SMark Haverkamp */ 992e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 993e8f32de5SMark Haverkamp fib, 994e8f32de5SMark Haverkamp fibsize, 995e8f32de5SMark Haverkamp FsaNormal, 996e8f32de5SMark Haverkamp 0, 1, 997e8f32de5SMark Haverkamp (fib_callback) io_callback, 998e8f32de5SMark Haverkamp (void *) cmd); 999e8f32de5SMark Haverkamp } 1000e8f32de5SMark Haverkamp 1001e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 1002e8f32de5SMark Haverkamp { 1003e8f32de5SMark Haverkamp u16 fibsize; 1004e8f32de5SMark Haverkamp struct aac_read *readcmd; 1005e8f32de5SMark Haverkamp aac_fib_init(fib); 1006e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 1007e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 1008f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 1009e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1010e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 1011e8f32de5SMark Haverkamp 1012e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 1013e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1014e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1015e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1016e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1017e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1018e8f32de5SMark Haverkamp /* 1019e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1020e8f32de5SMark Haverkamp */ 1021e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1022e8f32de5SMark Haverkamp fib, 1023e8f32de5SMark Haverkamp fibsize, 1024e8f32de5SMark Haverkamp FsaNormal, 1025e8f32de5SMark Haverkamp 0, 1, 1026e8f32de5SMark Haverkamp (fib_callback) io_callback, 1027e8f32de5SMark Haverkamp (void *) cmd); 1028e8f32de5SMark Haverkamp } 1029e8f32de5SMark Haverkamp 10309d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1031e8f32de5SMark Haverkamp { 1032e8f32de5SMark Haverkamp u16 fibsize; 1033e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 1034e8f32de5SMark Haverkamp aac_fib_init(fib); 1035e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1036e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1037e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1038e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 1039e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 104095e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 104195e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 10429d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 10439d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 1044e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1045e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 1046e8f32de5SMark Haverkamp 1047e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 1048e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1049e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1050e8f32de5SMark Haverkamp /* 1051e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1052e8f32de5SMark Haverkamp */ 1053e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 1054e8f32de5SMark Haverkamp fib, 1055e8f32de5SMark Haverkamp fibsize, 1056e8f32de5SMark Haverkamp FsaNormal, 1057e8f32de5SMark Haverkamp 0, 1, 1058e8f32de5SMark Haverkamp (fib_callback) io_callback, 1059e8f32de5SMark Haverkamp (void *) cmd); 1060e8f32de5SMark Haverkamp } 1061e8f32de5SMark Haverkamp 10629d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1063e8f32de5SMark Haverkamp { 1064e8f32de5SMark Haverkamp u16 fibsize; 1065e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 1066e8f32de5SMark Haverkamp aac_fib_init(fib); 1067e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1068e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1069e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1070e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1071e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1072e8f32de5SMark Haverkamp writecmd->pad = 0; 1073e8f32de5SMark Haverkamp writecmd->flags = 0; 1074e8f32de5SMark Haverkamp 1075e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 1076e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1077e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1078e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1079e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1080e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1081e8f32de5SMark Haverkamp /* 1082e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1083e8f32de5SMark Haverkamp */ 1084e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1085e8f32de5SMark Haverkamp fib, 1086e8f32de5SMark Haverkamp fibsize, 1087e8f32de5SMark Haverkamp FsaNormal, 1088e8f32de5SMark Haverkamp 0, 1, 1089e8f32de5SMark Haverkamp (fib_callback) io_callback, 1090e8f32de5SMark Haverkamp (void *) cmd); 1091e8f32de5SMark Haverkamp } 1092e8f32de5SMark Haverkamp 10939d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1094e8f32de5SMark Haverkamp { 1095e8f32de5SMark Haverkamp u16 fibsize; 1096e8f32de5SMark Haverkamp struct aac_write *writecmd; 1097e8f32de5SMark Haverkamp aac_fib_init(fib); 1098e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1099e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1100f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1101e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1102e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 1103e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1104e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1105e8f32de5SMark Haverkamp 1106e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 1107e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1108e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1109e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1110e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1111e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1112e8f32de5SMark Haverkamp /* 1113e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1114e8f32de5SMark Haverkamp */ 1115e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1116e8f32de5SMark Haverkamp fib, 1117e8f32de5SMark Haverkamp fibsize, 1118e8f32de5SMark Haverkamp FsaNormal, 1119e8f32de5SMark Haverkamp 0, 1, 1120e8f32de5SMark Haverkamp (fib_callback) io_callback, 1121e8f32de5SMark Haverkamp (void *) cmd); 1122e8f32de5SMark Haverkamp } 1123e8f32de5SMark Haverkamp 1124e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1125e8f32de5SMark Haverkamp { 1126e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1127e8f32de5SMark Haverkamp u32 flag; 1128e8f32de5SMark Haverkamp u32 timeout; 1129e8f32de5SMark Haverkamp 1130e8f32de5SMark Haverkamp aac_fib_init(fib); 1131e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1132e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1133e8f32de5SMark Haverkamp flag = SRB_DataOut; 1134e8f32de5SMark Haverkamp break; 1135e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1136e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1137e8f32de5SMark Haverkamp break; 1138e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1139e8f32de5SMark Haverkamp flag = SRB_DataIn; 1140e8f32de5SMark Haverkamp break; 1141e8f32de5SMark Haverkamp case DMA_NONE: 1142e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1143e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1144e8f32de5SMark Haverkamp break; 1145e8f32de5SMark Haverkamp } 1146e8f32de5SMark Haverkamp 1147e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1148e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1149e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1150e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1151e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1152e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1153e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1154e8f32de5SMark Haverkamp if (timeout == 0) 1155e8f32de5SMark Haverkamp timeout = 1; 1156e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1157e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1158e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1159e8f32de5SMark Haverkamp return srbcmd; 1160e8f32de5SMark Haverkamp } 1161e8f32de5SMark Haverkamp 1162e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1163e8f32de5SMark Haverkamp 1164e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1165e8f32de5SMark Haverkamp { 1166e8f32de5SMark Haverkamp u16 fibsize; 1167e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1168e8f32de5SMark Haverkamp 1169e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1170727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1171e8f32de5SMark Haverkamp 1172e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1173e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1174e8f32de5SMark Haverkamp /* 1175e8f32de5SMark Haverkamp * Build Scatter/Gather list 1176e8f32de5SMark Haverkamp */ 1177e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1178e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1179e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1180e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1181e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1182e8f32de5SMark Haverkamp 1183e8f32de5SMark Haverkamp /* 1184e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1185e8f32de5SMark Haverkamp */ 1186e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1187e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1188e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1189e8f32de5SMark Haverkamp (void *) cmd); 1190e8f32de5SMark Haverkamp } 1191e8f32de5SMark Haverkamp 1192e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1193e8f32de5SMark Haverkamp { 1194e8f32de5SMark Haverkamp u16 fibsize; 1195e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1196e8f32de5SMark Haverkamp 1197e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1198727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1199e8f32de5SMark Haverkamp 1200e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1201e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1202e8f32de5SMark Haverkamp /* 1203e8f32de5SMark Haverkamp * Build Scatter/Gather list 1204e8f32de5SMark Haverkamp */ 1205e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1206e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1207e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1208e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1209e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1210e8f32de5SMark Haverkamp 1211e8f32de5SMark Haverkamp /* 1212e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1213e8f32de5SMark Haverkamp */ 1214e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1215e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1216e8f32de5SMark Haverkamp } 1217e8f32de5SMark Haverkamp 121894cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 121994cf6ba1SSalyzyn, Mark { 122094cf6ba1SSalyzyn, Mark if ((sizeof(dma_addr_t) > 4) && 122194cf6ba1SSalyzyn, Mark (num_physpages > (0xFFFFFFFFULL >> PAGE_SHIFT)) && 122294cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 122394cf6ba1SSalyzyn, Mark return FAILED; 122494cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 122594cf6ba1SSalyzyn, Mark } 122694cf6ba1SSalyzyn, Mark 12271da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 12281da177e4SLinus Torvalds { 12291da177e4SLinus Torvalds struct fib* fibptr; 12301da177e4SLinus Torvalds int rcode; 12311da177e4SLinus Torvalds u32 tmp; 12327c00ffa3SMark Haverkamp struct aac_adapter_info *info; 123384971738SMark Haverkamp struct aac_bus_info *command; 123484971738SMark Haverkamp struct aac_bus_info_response *bus_info; 12357c00ffa3SMark Haverkamp 1236bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 12371da177e4SLinus Torvalds return -ENOMEM; 12381da177e4SLinus Torvalds 1239bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12401da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 12417c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 12421da177e4SLinus Torvalds 1243bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 12441da177e4SLinus Torvalds fibptr, 12457c00ffa3SMark Haverkamp sizeof(*info), 12461da177e4SLinus Torvalds FsaNormal, 12479203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 12481da177e4SLinus Torvalds NULL, 12491da177e4SLinus Torvalds NULL); 12501da177e4SLinus Torvalds 12517c00ffa3SMark Haverkamp if (rcode < 0) { 1252bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1253bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 12547c00ffa3SMark Haverkamp return rcode; 12557c00ffa3SMark Haverkamp } 12567c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 12577c00ffa3SMark Haverkamp 12587c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 125906a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 12607c00ffa3SMark Haverkamp 1261bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12627c00ffa3SMark Haverkamp 126306a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 12647c00ffa3SMark Haverkamp 126506a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 12667c00ffa3SMark Haverkamp 1267bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 12687c00ffa3SMark Haverkamp fibptr, 126906a43d17SSalyzyn, Mark sizeof(*sinfo), 12707c00ffa3SMark Haverkamp FsaNormal, 12717c00ffa3SMark Haverkamp 1, 1, 12727c00ffa3SMark Haverkamp NULL, 12737c00ffa3SMark Haverkamp NULL); 12747c00ffa3SMark Haverkamp 12757c00ffa3SMark Haverkamp if (rcode >= 0) 127606a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 12777c00ffa3SMark Haverkamp } 12781da177e4SLinus Torvalds 127984971738SMark Haverkamp 128084971738SMark Haverkamp /* 128184971738SMark Haverkamp * GetBusInfo 128284971738SMark Haverkamp */ 128384971738SMark Haverkamp 1284bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 128584971738SMark Haverkamp 128684971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 128784971738SMark Haverkamp 128884971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 128984971738SMark Haverkamp 129084971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 129184971738SMark Haverkamp 129284971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 129384971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 129484971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 129584971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 129684971738SMark Haverkamp 1297bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 129884971738SMark Haverkamp fibptr, 129984971738SMark Haverkamp sizeof (*bus_info), 130084971738SMark Haverkamp FsaNormal, 130184971738SMark Haverkamp 1, 1, 130284971738SMark Haverkamp NULL, NULL); 130384971738SMark Haverkamp 130494cf6ba1SSalyzyn, Mark /* reasoned default */ 130594cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 130684971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 130784971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 130884971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 130984971738SMark Haverkamp } 131084971738SMark Haverkamp 13118c867b25SMark Haverkamp if (!dev->in_reset) { 131224f02e1dSSalyzyn, Mark char buffer[16]; 13131da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 13147c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 13151da177e4SLinus Torvalds dev->name, 13161da177e4SLinus Torvalds dev->id, 13171da177e4SLinus Torvalds tmp>>24, 13181da177e4SLinus Torvalds (tmp>>16)&0xff, 13191da177e4SLinus Torvalds tmp&0xff, 13207c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 13217c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 13227c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 13231da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 13241da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 13251da177e4SLinus Torvalds dev->name, dev->id, 13261da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13271da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 13281da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 13291da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 13301da177e4SLinus Torvalds dev->name, dev->id, 13311da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13321da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 133324f02e1dSSalyzyn, Mark buffer[0] = '\0'; 133424f02e1dSSalyzyn, Mark if (aac_show_serial_number( 133524f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 133624f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 133724f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1338a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1339a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1340a45c863fSSalyzyn, Mark dev->name, dev->id, 1341a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1342a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1343a45c863fSSalyzyn, Mark } 13442f7ecc55SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset == 1) && 134529c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1346a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 134729c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 134829c97684SSalyzyn, Mark dev->name, dev->id); 134929c97684SSalyzyn, Mark } 13508c867b25SMark Haverkamp } 13511da177e4SLinus Torvalds 135295e852e1SSalyzyn, Mark dev->cache_protected = 0; 1353cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 1354cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 13551da177e4SLinus Torvalds dev->nondasd_support = 0; 13561da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 135795e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 13581da177e4SLinus Torvalds dev->nondasd_support = 1; 13591da177e4SLinus Torvalds 13601da177e4SLinus Torvalds /* 13611da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 13621da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 13631da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 13641da177e4SLinus Torvalds * additional changes changes will have to be made to support 13651da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 13661da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 13671da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 13681da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 13691da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 13701da177e4SLinus Torvalds */ 13711da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 13721da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 13731da177e4SLinus Torvalds dev->nondasd_support = 1; 13741da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 13751da177e4SLinus Torvalds } 13761da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 13771da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 13781da177e4SLinus Torvalds dev->name, dev->id); 13791da177e4SLinus Torvalds 138095e852e1SSalyzyn, Mark if (nondasd != -1) 13811da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 13822f7ecc55SSalyzyn, Mark if (dev->nondasd_support && !dev->in_reset) 13831da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 13841da177e4SLinus Torvalds 13851da177e4SLinus Torvalds dev->dac_support = 0; 13861da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 13872f7ecc55SSalyzyn, Mark if (!dev->in_reset) 13882f7ecc55SSalyzyn, Mark printk(KERN_INFO "%s%d: 64bit support enabled.\n", 13892f7ecc55SSalyzyn, Mark dev->name, dev->id); 13901da177e4SLinus Torvalds dev->dac_support = 1; 13911da177e4SLinus Torvalds } 13921da177e4SLinus Torvalds 13931da177e4SLinus Torvalds if(dacmode != -1) { 13941da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 13951da177e4SLinus Torvalds } 13961da177e4SLinus Torvalds if(dev->dac_support != 0) { 139771e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 139871e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 13992f7ecc55SSalyzyn, Mark if (!dev->in_reset) 14001da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 14011da177e4SLinus Torvalds dev->name, dev->id); 140271e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 140371e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 14041da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 14051da177e4SLinus Torvalds dev->name, dev->id); 14061da177e4SLinus Torvalds dev->dac_support = 0; 14071da177e4SLinus Torvalds } else { 14081da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 14091da177e4SLinus Torvalds dev->name, dev->id); 14101da177e4SLinus Torvalds rcode = -ENOMEM; 14111da177e4SLinus Torvalds } 14121da177e4SLinus Torvalds } 14137c00ffa3SMark Haverkamp /* 1414e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1415e8f32de5SMark Haverkamp * interface. 14167c00ffa3SMark Haverkamp */ 1417e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 141894cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 141994cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 142094cf6ba1SSalyzyn, Mark : aac_scsi_64) 1421e8f32de5SMark Haverkamp : aac_scsi_32; 1422e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1423e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1424e8f32de5SMark Haverkamp ? aac_bounds_64 1425e8f32de5SMark Haverkamp : aac_bounds_32; 1426e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1427e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1428e8f32de5SMark Haverkamp } else { 1429e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 14307c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 14317c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 143263a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 143363a70eeaSMark Haverkamp sizeof(struct sgentry); 14347c00ffa3SMark Haverkamp if (dev->dac_support) { 1435e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1436e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 14377c00ffa3SMark Haverkamp /* 14387c00ffa3SMark Haverkamp * 38 scatter gather elements 14397c00ffa3SMark Haverkamp */ 14407c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 14417c00ffa3SMark Haverkamp (dev->max_fib_size - 14427c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 14437c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 144463a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 144563a70eeaSMark Haverkamp sizeof(struct sgentry64); 1446e8f32de5SMark Haverkamp } else { 1447e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1448e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 14497c00ffa3SMark Haverkamp } 14507c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 14517c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 14527c00ffa3SMark Haverkamp /* 14537c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 14547c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 14557c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 14567c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 14577c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 14587c00ffa3SMark Haverkamp * element. 14597c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 14607c00ffa3SMark Haverkamp */ 14617c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 14627c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 14637c00ffa3SMark Haverkamp } 14640e68c003SMark Haverkamp } 14651da177e4SLinus Torvalds 1466bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1467bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 14681da177e4SLinus Torvalds 14691da177e4SLinus Torvalds return rcode; 14701da177e4SLinus Torvalds } 14711da177e4SLinus Torvalds 14721da177e4SLinus Torvalds 1473e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 14741da177e4SLinus Torvalds { 14751da177e4SLinus Torvalds struct aac_dev *dev; 14761da177e4SLinus Torvalds struct aac_read_reply *readreply; 14771da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 14781da177e4SLinus Torvalds u32 cid; 14791da177e4SLinus Torvalds 14801da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 14811da177e4SLinus Torvalds 148203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 148303d44337SMark Haverkamp return; 148403d44337SMark Haverkamp 14851a655040SSalyzyn, Mark dev = fibptr->dev; 1486e5718774SMark Haverkamp cid = scmd_id(scsicmd); 14871da177e4SLinus Torvalds 14887a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 14897a8cf29dSMark Haverkamp u64 lba; 14907a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14917a8cf29dSMark Haverkamp case WRITE_6: 14927a8cf29dSMark Haverkamp case READ_6: 14937a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14947a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14957a8cf29dSMark Haverkamp break; 14967a8cf29dSMark Haverkamp case WRITE_16: 14977a8cf29dSMark Haverkamp case READ_16: 14987a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14997a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15007a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15017a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15027a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15037a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15047a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15057a8cf29dSMark Haverkamp break; 15067a8cf29dSMark Haverkamp case WRITE_12: 15077a8cf29dSMark Haverkamp case READ_12: 15087a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15097a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15107a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15117a8cf29dSMark Haverkamp break; 15127a8cf29dSMark Haverkamp default: 15137a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15147a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15157a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15167a8cf29dSMark Haverkamp break; 15177a8cf29dSMark Haverkamp } 15187a8cf29dSMark Haverkamp printk(KERN_DEBUG 15197a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 15207a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 15217a8cf29dSMark Haverkamp } 15221da177e4SLinus Torvalds 1523125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 15241da177e4SLinus Torvalds 1525727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1526727eead6SFUJITA Tomonori 15271da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 15281da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 15291da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15301da177e4SLinus Torvalds else { 15317c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1532e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 15331da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 15347c00ffa3SMark Haverkamp #endif 15351da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15368e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 15378e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 15388e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 15391da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15403ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 15413ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 15421da177e4SLinus Torvalds } 1543bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1544bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 15451da177e4SLinus Torvalds 15468e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15471da177e4SLinus Torvalds } 15481da177e4SLinus Torvalds 15499e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 15501da177e4SLinus Torvalds { 15517a8cf29dSMark Haverkamp u64 lba; 15521da177e4SLinus Torvalds u32 count; 15531da177e4SLinus Torvalds int status; 15541da177e4SLinus Torvalds struct aac_dev *dev; 15551da177e4SLinus Torvalds struct fib * cmd_fibcontext; 15561da177e4SLinus Torvalds 15571da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15581da177e4SLinus Torvalds /* 15591da177e4SLinus Torvalds * Get block address and transfer length 15601da177e4SLinus Torvalds */ 15617a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 15627a8cf29dSMark Haverkamp case READ_6: 15639e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 15641da177e4SLinus Torvalds 15657a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 15667a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15671da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15681da177e4SLinus Torvalds 15691da177e4SLinus Torvalds if (count == 0) 15701da177e4SLinus Torvalds count = 256; 15717a8cf29dSMark Haverkamp break; 15727a8cf29dSMark Haverkamp case READ_16: 15739e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 15747a8cf29dSMark Haverkamp 15757a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15767a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15777a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15787a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15797a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15807a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15817a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15827a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 15837a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 15847a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15857a8cf29dSMark Haverkamp break; 15867a8cf29dSMark Haverkamp case READ_12: 15879e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 15887a8cf29dSMark Haverkamp 15897a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15907a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15917a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15927a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 15937a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15947a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15957a8cf29dSMark Haverkamp break; 15967a8cf29dSMark Haverkamp default: 15979e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 15981da177e4SLinus Torvalds 15997a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 16007a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 16017a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16021da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 16037a8cf29dSMark Haverkamp break; 16041da177e4SLinus Torvalds } 16057a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 16067c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1607e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 16087a8cf29dSMark Haverkamp return 0; 16091da177e4SLinus Torvalds /* 16101da177e4SLinus Torvalds * Alocate and initialize a Fib 16111da177e4SLinus Torvalds */ 1612bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 16131da177e4SLinus Torvalds return -1; 16141da177e4SLinus Torvalds } 16151da177e4SLinus Torvalds 1616e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 16171da177e4SLinus Torvalds 16181da177e4SLinus Torvalds /* 16191da177e4SLinus Torvalds * Check that the command queued to the controller 16201da177e4SLinus Torvalds */ 162177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 162277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16231da177e4SLinus Torvalds return 0; 162477d644d4SMark Haverkamp } 16251da177e4SLinus Torvalds 1626bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 16271da177e4SLinus Torvalds /* 16281da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 16291da177e4SLinus Torvalds */ 16301da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 16318e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1632bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1633bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16341da177e4SLinus Torvalds return 0; 16351da177e4SLinus Torvalds } 16361da177e4SLinus Torvalds 16379e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 16381da177e4SLinus Torvalds { 16397a8cf29dSMark Haverkamp u64 lba; 16401da177e4SLinus Torvalds u32 count; 16419d399cc7SSalyzyn, Mark int fua; 16421da177e4SLinus Torvalds int status; 16431da177e4SLinus Torvalds struct aac_dev *dev; 16441da177e4SLinus Torvalds struct fib * cmd_fibcontext; 16451da177e4SLinus Torvalds 16461da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 16471da177e4SLinus Torvalds /* 16481da177e4SLinus Torvalds * Get block address and transfer length 16491da177e4SLinus Torvalds */ 16501da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 16511da177e4SLinus Torvalds { 16521da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 16531da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 16541da177e4SLinus Torvalds if (count == 0) 16551da177e4SLinus Torvalds count = 256; 16569d399cc7SSalyzyn, Mark fua = 0; 16577a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 16589e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 16597a8cf29dSMark Haverkamp 16607a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 16617a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 16627a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 16637a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 16647a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 16657a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16667a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16677a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 16687a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 16699d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16707a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 16719e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 16727a8cf29dSMark Haverkamp 16737a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 16747a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16757a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 16767a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16779d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16781da177e4SLinus Torvalds } else { 16799e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 16807a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16811da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 16829d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16831da177e4SLinus Torvalds } 16847a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 16851da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1686e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 16877a8cf29dSMark Haverkamp return 0; 16881da177e4SLinus Torvalds /* 16891da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 16901da177e4SLinus Torvalds */ 1691bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 16921da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 16938e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16941da177e4SLinus Torvalds return 0; 16951da177e4SLinus Torvalds } 16961da177e4SLinus Torvalds 16979d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 16981da177e4SLinus Torvalds 16991da177e4SLinus Torvalds /* 17001da177e4SLinus Torvalds * Check that the command queued to the controller 17011da177e4SLinus Torvalds */ 170277d644d4SMark Haverkamp if (status == -EINPROGRESS) { 170377d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 17041da177e4SLinus Torvalds return 0; 17051da177e4SLinus Torvalds } 17061da177e4SLinus Torvalds 1707bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 17081da177e4SLinus Torvalds /* 17091da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 17101da177e4SLinus Torvalds */ 17111da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 17128e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 17131da177e4SLinus Torvalds 1714bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1715bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 17161da177e4SLinus Torvalds return 0; 17171da177e4SLinus Torvalds } 17181da177e4SLinus Torvalds 17191da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 17201da177e4SLinus Torvalds { 17211da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 17221da177e4SLinus Torvalds struct scsi_cmnd *cmd; 17231da177e4SLinus Torvalds 17241da177e4SLinus Torvalds cmd = context; 17251da177e4SLinus Torvalds 172603d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 172703d44337SMark Haverkamp return; 172803d44337SMark Haverkamp 17291da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 17301da177e4SLinus Torvalds smp_processor_id(), jiffies)); 17311da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 17321da177e4SLinus Torvalds 17331da177e4SLinus Torvalds 17341da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 17351da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 17361da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 17371da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17381da177e4SLinus Torvalds else { 17391da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 17401a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1741e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 17421da177e4SLinus Torvalds printk(KERN_WARNING 17431da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 17441da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 17451da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 17461da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17478e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 17488e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 17498e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 17501da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1751b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1752b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 17531da177e4SLinus Torvalds } 17541da177e4SLinus Torvalds 1755bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1756bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 17578e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 17581da177e4SLinus Torvalds } 17591da177e4SLinus Torvalds 17609e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 17611da177e4SLinus Torvalds { 17621da177e4SLinus Torvalds int status; 17631da177e4SLinus Torvalds struct fib *cmd_fibcontext; 17641da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 17651da177e4SLinus Torvalds struct scsi_cmnd *cmd; 17661da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 17671da177e4SLinus Torvalds int active = 0; 176890ee3466SMark Haverkamp struct aac_dev *aac; 1769b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 1770b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 1771b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 17721da177e4SLinus Torvalds unsigned long flags; 17731da177e4SLinus Torvalds 17741da177e4SLinus Torvalds /* 177577d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 177677d644d4SMark Haverkamp * specific target (block). 17771da177e4SLinus Torvalds */ 17781da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 17791da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 1780b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 1781b90f90d2SSalyzyn, Mark u64 cmnd_lba; 1782b90f90d2SSalyzyn, Mark u32 cmnd_count; 1783b90f90d2SSalyzyn, Mark 1784b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 1785b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 1786b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 1787b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 1788b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 1789b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 1790b90f90d2SSalyzyn, Mark cmnd_count = 256; 1791b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 1792b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 1793b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 1794b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 1795b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 1796b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 1797b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1798b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1799b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1800b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 1801b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 1802b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 1803b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 1804b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 1805b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1806b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1807b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1808b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1809b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 1810b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1811b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1812b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1813b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 1814b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1815b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1816b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1817b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1818b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 1819b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 1820b90f90d2SSalyzyn, Mark } else 1821b90f90d2SSalyzyn, Mark continue; 1822b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 1823b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 1824b90f90d2SSalyzyn, Mark continue; 18251da177e4SLinus Torvalds ++active; 18261da177e4SLinus Torvalds break; 18271da177e4SLinus Torvalds } 18281da177e4SLinus Torvalds 18291da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 18301da177e4SLinus Torvalds 18311da177e4SLinus Torvalds /* 18321da177e4SLinus Torvalds * Yield the processor (requeue for later) 18331da177e4SLinus Torvalds */ 18341da177e4SLinus Torvalds if (active) 18351da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 18361da177e4SLinus Torvalds 1837f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 18388c867b25SMark Haverkamp if (aac->in_reset) 18398c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 18408c867b25SMark Haverkamp 18411da177e4SLinus Torvalds /* 18427c00ffa3SMark Haverkamp * Allocate and initialize a Fib 18431da177e4SLinus Torvalds */ 184490ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 18451da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 18461da177e4SLinus Torvalds 1847bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 18481da177e4SLinus Torvalds 18491da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 18501da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 18511da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 18529e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 18531da177e4SLinus Torvalds synchronizecmd->count = 18541da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 18551da177e4SLinus Torvalds 18561da177e4SLinus Torvalds /* 18571da177e4SLinus Torvalds * Now send the Fib to the adapter 18581da177e4SLinus Torvalds */ 1859bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 18601da177e4SLinus Torvalds cmd_fibcontext, 18611da177e4SLinus Torvalds sizeof(struct aac_synchronize), 18621da177e4SLinus Torvalds FsaNormal, 18631da177e4SLinus Torvalds 0, 1, 18641da177e4SLinus Torvalds (fib_callback)synchronize_callback, 18651da177e4SLinus Torvalds (void *)scsicmd); 18661da177e4SLinus Torvalds 18671da177e4SLinus Torvalds /* 18681da177e4SLinus Torvalds * Check that the command queued to the controller 18691da177e4SLinus Torvalds */ 187077d644d4SMark Haverkamp if (status == -EINPROGRESS) { 187177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 18721da177e4SLinus Torvalds return 0; 187377d644d4SMark Haverkamp } 18741da177e4SLinus Torvalds 18751da177e4SLinus Torvalds printk(KERN_WARNING 1876bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1877bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1878bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 18791da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 18801da177e4SLinus Torvalds } 18811da177e4SLinus Torvalds 18821da177e4SLinus Torvalds /** 18831da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 18841da177e4SLinus Torvalds * @scsicmd: SCSI command block 18851da177e4SLinus Torvalds * 18861da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 18871da177e4SLinus Torvalds * aacraid firmware. 18881da177e4SLinus Torvalds */ 18891da177e4SLinus Torvalds 18901da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 18911da177e4SLinus Torvalds { 18921a655040SSalyzyn, Mark u32 cid; 18931da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 18941da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 18951da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 18961da177e4SLinus Torvalds 189790ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 189890ee3466SMark Haverkamp return -1; 18991da177e4SLinus Torvalds /* 19001da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 19011da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 19021da177e4SLinus Torvalds * itself. 19031da177e4SLinus Torvalds */ 19041a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 19051a655040SSalyzyn, Mark if (cid != host->this_id) { 19061a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 19071a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 1908e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 19091da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 19101da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19111da177e4SLinus Torvalds return 0; 19121da177e4SLinus Torvalds } 19131da177e4SLinus Torvalds 19141da177e4SLinus Torvalds /* 19151da177e4SLinus Torvalds * If the target container doesn't exist, it may have 19161da177e4SLinus Torvalds * been newly created 19171da177e4SLinus Torvalds */ 19181da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 19191da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 19207a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 19217a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 19227a8cf29dSMark Haverkamp !(dev->raw_io_64) || 19237a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 19247a8cf29dSMark Haverkamp break; 19251da177e4SLinus Torvalds case INQUIRY: 19261da177e4SLinus Torvalds case READ_CAPACITY: 19271da177e4SLinus Torvalds case TEST_UNIT_READY: 19288c867b25SMark Haverkamp if (dev->in_reset) 19298c867b25SMark Haverkamp return -1; 1930fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1931fe76df42SMark Haverkamp aac_probe_container_callback2); 19321da177e4SLinus Torvalds default: 19331da177e4SLinus Torvalds break; 19341da177e4SLinus Torvalds } 19351da177e4SLinus Torvalds } 19361da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1937cb1042f2SSalyzyn, Mark if (dev->nondasd_support || expose_physicals || 1938cb1042f2SSalyzyn, Mark dev->jbod) { 19398c867b25SMark Haverkamp if (dev->in_reset) 19408c867b25SMark Haverkamp return -1; 19411da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 19421da177e4SLinus Torvalds } else { 19431da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 19441da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19451da177e4SLinus Torvalds return 0; 19461da177e4SLinus Torvalds } 19471da177e4SLinus Torvalds } 19481da177e4SLinus Torvalds } 19491da177e4SLinus Torvalds /* 19501da177e4SLinus Torvalds * else Command for the controller itself 19511da177e4SLinus Torvalds */ 19521da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 19531da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 19541da177e4SLinus Torvalds { 19551da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 19561da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19578e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 19588e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 19598e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 19601da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 19613ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 19623ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 19631da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19641da177e4SLinus Torvalds return 0; 19651da177e4SLinus Torvalds } 19661da177e4SLinus Torvalds 19671da177e4SLinus Torvalds 19681da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 19691da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 19701da177e4SLinus Torvalds case INQUIRY: 19711da177e4SLinus Torvalds { 19723b2946ccSMark Haverkamp struct inquiry_data inq_data; 19731da177e4SLinus Torvalds 19741a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 19753b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 19761da177e4SLinus Torvalds 197788e2f98eSSalyzyn, Mark if (scsicmd->cmnd[1] & 0x1) { 197888e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 197988e2f98eSSalyzyn, Mark 198088e2f98eSSalyzyn, Mark /* EVPD bit set */ 198188e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 198288e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 198388e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 198488e2f98eSSalyzyn, Mark /* supported vital product data pages */ 198588e2f98eSSalyzyn, Mark arr[3] = 2; 198688e2f98eSSalyzyn, Mark arr[4] = 0x0; 198788e2f98eSSalyzyn, Mark arr[5] = 0x80; 198888e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 198988e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, &inq_data, 0, 199088e2f98eSSalyzyn, Mark sizeof(inq_data)); 199188e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 199288e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 199388e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 199488e2f98eSSalyzyn, Mark /* unit serial number page */ 199588e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 199688e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 199788e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 199888e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, &inq_data, 0, 199988e2f98eSSalyzyn, Mark sizeof(inq_data)); 200088e2f98eSSalyzyn, Mark return aac_get_container_serial(scsicmd); 200188e2f98eSSalyzyn, Mark } else { 200288e2f98eSSalyzyn, Mark /* vpd page not implemented */ 200388e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 200488e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 200588e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 20068e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 20078e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 20088e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 200988e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 201088e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 20113ace426fSSalyzyn, Mark min_t(size_t, 20123ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 20133ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 201488e2f98eSSalyzyn, Mark } 201588e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 201688e2f98eSSalyzyn, Mark return 0; 201788e2f98eSSalyzyn, Mark } 20183b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 20193b2946ccSMark 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 */ 20203b2946ccSMark Haverkamp inq_data.inqd_len = 31; 20211da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 20223b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 20231da177e4SLinus Torvalds /* 20241da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 20251da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 20261da177e4SLinus Torvalds */ 20271a655040SSalyzyn, Mark if (cid == host->this_id) { 20286391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 20293b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 20303b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 20311da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20321da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20331da177e4SLinus Torvalds return 0; 20341da177e4SLinus Torvalds } 20358c867b25SMark Haverkamp if (dev->in_reset) 20368c867b25SMark Haverkamp return -1; 2037794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 20383b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 20393b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 20409e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 20411da177e4SLinus Torvalds } 20427a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 20437a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 20447a8cf29dSMark Haverkamp !(dev->raw_io_64) || 20457a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 20467a8cf29dSMark Haverkamp break; 20477a8cf29dSMark Haverkamp { 20487a8cf29dSMark Haverkamp u64 capacity; 204907ce5ebaSMark Haverkamp char cp[13]; 20507a8cf29dSMark Haverkamp 20517a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 20527a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 20537a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 20547a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 20557a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 20567a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 20577a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 20587a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 20597a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 20607a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 20617a8cf29dSMark Haverkamp cp[8] = 0; 20627a8cf29dSMark Haverkamp cp[9] = 0; 20637a8cf29dSMark Haverkamp cp[10] = 2; 20647a8cf29dSMark Haverkamp cp[11] = 0; 206507ce5ebaSMark Haverkamp cp[12] = 0; 206607ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 20671241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 206807ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 206907ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 207007ce5ebaSMark Haverkamp 207107ce5ebaSMark Haverkamp memset(cp, 0, offset); 207207ce5ebaSMark Haverkamp do { 20731241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 20741241f359SMark Haverkamp sizeof(cp)); 207507ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 207607ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 207707ce5ebaSMark Haverkamp } 20787a8cf29dSMark Haverkamp 20797a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 20807a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 20817a8cf29dSMark Haverkamp 20827a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20837a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 20847a8cf29dSMark Haverkamp 20857a8cf29dSMark Haverkamp return 0; 20867a8cf29dSMark Haverkamp } 20877a8cf29dSMark Haverkamp 20881da177e4SLinus Torvalds case READ_CAPACITY: 20891da177e4SLinus Torvalds { 20901da177e4SLinus Torvalds u32 capacity; 20913b2946ccSMark Haverkamp char cp[8]; 20921da177e4SLinus Torvalds 20931da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 20947a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 20951da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 20961da177e4SLinus Torvalds else 20971da177e4SLinus Torvalds capacity = (u32)-1; 20983b2946ccSMark Haverkamp 20991da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 21001da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 21011da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 21021da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 21031da177e4SLinus Torvalds cp[4] = 0; 21041da177e4SLinus Torvalds cp[5] = 0; 21051da177e4SLinus Torvalds cp[6] = 2; 21061da177e4SLinus Torvalds cp[7] = 0; 21073b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 21087a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 21097a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 21101da177e4SLinus Torvalds 21111da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21121da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21131da177e4SLinus Torvalds 21141da177e4SLinus Torvalds return 0; 21151da177e4SLinus Torvalds } 21161da177e4SLinus Torvalds 21171da177e4SLinus Torvalds case MODE_SENSE: 21181da177e4SLinus Torvalds { 21199d399cc7SSalyzyn, Mark char mode_buf[7]; 21209d399cc7SSalyzyn, Mark int mode_buf_length = 4; 21211da177e4SLinus Torvalds 21221da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 21231da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 21241da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 21259d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 21269d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 21279d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 212895e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 21299d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 21301da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 21319d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 21329d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 21339d399cc7SSalyzyn, Mark mode_buf[0] = 6; 21349d399cc7SSalyzyn, Mark mode_buf[4] = 8; 21359d399cc7SSalyzyn, Mark mode_buf[5] = 1; 213695e852e1SSalyzyn, Mark mode_buf[6] = ((aac_cache & 6) == 2) 213795e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 21389d399cc7SSalyzyn, Mark mode_buf_length = 7; 21399d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 21409d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 21419d399cc7SSalyzyn, Mark } 21429d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 21431da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21441da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21451da177e4SLinus Torvalds 21461da177e4SLinus Torvalds return 0; 21471da177e4SLinus Torvalds } 21481da177e4SLinus Torvalds case MODE_SENSE_10: 21491da177e4SLinus Torvalds { 21509d399cc7SSalyzyn, Mark char mode_buf[11]; 21519d399cc7SSalyzyn, Mark int mode_buf_length = 8; 21521da177e4SLinus Torvalds 21531da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 21541da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 21551da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 21561da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 21579d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 21589d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 21599d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 216095e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 21619d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 21621da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 21631da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 21641da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 21651da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 21669d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 21679d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 21689d399cc7SSalyzyn, Mark mode_buf[1] = 9; 21699d399cc7SSalyzyn, Mark mode_buf[8] = 8; 21709d399cc7SSalyzyn, Mark mode_buf[9] = 1; 217195e852e1SSalyzyn, Mark mode_buf[10] = ((aac_cache & 6) == 2) 217295e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 21739d399cc7SSalyzyn, Mark mode_buf_length = 11; 21749d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 21759d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 21769d399cc7SSalyzyn, Mark } 21779d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 21781da177e4SLinus Torvalds 21791da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21801da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21811da177e4SLinus Torvalds 21821da177e4SLinus Torvalds return 0; 21831da177e4SLinus Torvalds } 21841da177e4SLinus Torvalds case REQUEST_SENSE: 21851da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 21861da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 21871da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 21881da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21891da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21901da177e4SLinus Torvalds return 0; 21911da177e4SLinus Torvalds 21921da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 21931da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 21941da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 21951da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 21961da177e4SLinus Torvalds else 21971da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 21981da177e4SLinus Torvalds 21991da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22001da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22011da177e4SLinus Torvalds return 0; 22021da177e4SLinus Torvalds /* 22031da177e4SLinus Torvalds * These commands are all No-Ops 22041da177e4SLinus Torvalds */ 22051da177e4SLinus Torvalds case TEST_UNIT_READY: 22061da177e4SLinus Torvalds case RESERVE: 22071da177e4SLinus Torvalds case RELEASE: 22081da177e4SLinus Torvalds case REZERO_UNIT: 22091da177e4SLinus Torvalds case REASSIGN_BLOCKS: 22101da177e4SLinus Torvalds case SEEK_10: 22111da177e4SLinus Torvalds case START_STOP: 22121da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22131da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22141da177e4SLinus Torvalds return 0; 22151da177e4SLinus Torvalds } 22161da177e4SLinus Torvalds 22171da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 22181da177e4SLinus Torvalds { 22191da177e4SLinus Torvalds case READ_6: 22201da177e4SLinus Torvalds case READ_10: 22217a8cf29dSMark Haverkamp case READ_12: 22227a8cf29dSMark Haverkamp case READ_16: 22238c867b25SMark Haverkamp if (dev->in_reset) 22248c867b25SMark Haverkamp return -1; 22251da177e4SLinus Torvalds /* 22261da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 22271da177e4SLinus Torvalds * corresponds to a container. Needed to convert 22281da177e4SLinus Torvalds * containers to /dev/sd device names 22291da177e4SLinus Torvalds */ 22301da177e4SLinus Torvalds 22311da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 22327a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 22331da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 22347a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 22357a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 223677d644d4SMark Haverkamp 22379e7c349cSMark Haverkamp return aac_read(scsicmd); 22381da177e4SLinus Torvalds 22391da177e4SLinus Torvalds case WRITE_6: 22401da177e4SLinus Torvalds case WRITE_10: 22417a8cf29dSMark Haverkamp case WRITE_12: 22427a8cf29dSMark Haverkamp case WRITE_16: 22438c867b25SMark Haverkamp if (dev->in_reset) 22448c867b25SMark Haverkamp return -1; 22459e7c349cSMark Haverkamp return aac_write(scsicmd); 22461da177e4SLinus Torvalds 22471da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 224895e852e1SSalyzyn, Mark if (((aac_cache & 6) == 6) && dev->cache_protected) { 224995e852e1SSalyzyn, Mark scsicmd->result = DID_OK << 16 | 225095e852e1SSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 225195e852e1SSalyzyn, Mark scsicmd->scsi_done(scsicmd); 225295e852e1SSalyzyn, Mark return 0; 225395e852e1SSalyzyn, Mark } 22541da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 225595e852e1SSalyzyn, Mark if ((aac_cache & 6) != 2) 22569e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 225795e852e1SSalyzyn, Mark /* FALLTHRU */ 22581da177e4SLinus Torvalds default: 22591da177e4SLinus Torvalds /* 22601da177e4SLinus Torvalds * Unhandled commands 22611da177e4SLinus Torvalds */ 22627c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 22631da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 22648e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22651da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 22668e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 22671da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22683ace426fSSalyzyn, Mark min_t(size_t, 22693ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 22703ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 22711da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22721da177e4SLinus Torvalds return 0; 22731da177e4SLinus Torvalds } 22741da177e4SLinus Torvalds } 22751da177e4SLinus Torvalds 22761da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 22771da177e4SLinus Torvalds { 22781da177e4SLinus Torvalds struct aac_query_disk qd; 22791da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 22801da177e4SLinus Torvalds 22811da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 228290ee3466SMark Haverkamp if (!fsa_dev_ptr) 228365101355SMark Haverkamp return -EBUSY; 22841da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 22851da177e4SLinus Torvalds return -EFAULT; 22861da177e4SLinus Torvalds if (qd.cnum == -1) 2287e5718774SMark Haverkamp qd.cnum = qd.id; 22881da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 22891da177e4SLinus Torvalds { 22901da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 22911da177e4SLinus Torvalds return -EINVAL; 22921da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 22931da177e4SLinus Torvalds qd.bus = 0; 22941da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 22951da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 22961da177e4SLinus Torvalds } 22971da177e4SLinus Torvalds else return -EINVAL; 22981da177e4SLinus Torvalds 2299fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 23001da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 23011da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 23021da177e4SLinus Torvalds 23031da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 23041da177e4SLinus Torvalds qd.unmapped = 1; 23051da177e4SLinus Torvalds else 23061da177e4SLinus Torvalds qd.unmapped = 0; 23071da177e4SLinus Torvalds 23081da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 23091da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 23101da177e4SLinus Torvalds 23111da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 23121da177e4SLinus Torvalds return -EFAULT; 23131da177e4SLinus Torvalds return 0; 23141da177e4SLinus Torvalds } 23151da177e4SLinus Torvalds 23161da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 23171da177e4SLinus Torvalds { 23181da177e4SLinus Torvalds struct aac_delete_disk dd; 23191da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 23201da177e4SLinus Torvalds 23211da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 232265101355SMark Haverkamp if (!fsa_dev_ptr) 232365101355SMark Haverkamp return -EBUSY; 23241da177e4SLinus Torvalds 23251da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 23261da177e4SLinus Torvalds return -EFAULT; 23271da177e4SLinus Torvalds 23281da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 23291da177e4SLinus Torvalds return -EINVAL; 23301da177e4SLinus Torvalds /* 23311da177e4SLinus Torvalds * Mark this container as being deleted. 23321da177e4SLinus Torvalds */ 23331da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 23341da177e4SLinus Torvalds /* 23351da177e4SLinus Torvalds * Mark the container as no longer valid 23361da177e4SLinus Torvalds */ 23371da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 23381da177e4SLinus Torvalds return 0; 23391da177e4SLinus Torvalds } 23401da177e4SLinus Torvalds 23411da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 23421da177e4SLinus Torvalds { 23431da177e4SLinus Torvalds struct aac_delete_disk dd; 23441da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 23451da177e4SLinus Torvalds 23461da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 234790ee3466SMark Haverkamp if (!fsa_dev_ptr) 234865101355SMark Haverkamp return -EBUSY; 23491da177e4SLinus Torvalds 23501da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 23511da177e4SLinus Torvalds return -EFAULT; 23521da177e4SLinus Torvalds 23531da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 23541da177e4SLinus Torvalds return -EINVAL; 23551da177e4SLinus Torvalds /* 23561da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 23571da177e4SLinus Torvalds */ 23581da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 23591da177e4SLinus Torvalds return -EBUSY; 23601da177e4SLinus Torvalds else { 23611da177e4SLinus Torvalds /* 23621da177e4SLinus Torvalds * Mark the container as no longer being valid. 23631da177e4SLinus Torvalds */ 23641da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 23651da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 23661da177e4SLinus Torvalds return 0; 23671da177e4SLinus Torvalds } 23681da177e4SLinus Torvalds } 23691da177e4SLinus Torvalds 23701da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 23711da177e4SLinus Torvalds { 23721da177e4SLinus Torvalds switch (cmd) { 23731da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 23741da177e4SLinus Torvalds return query_disk(dev, arg); 23751da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 23761da177e4SLinus Torvalds return delete_disk(dev, arg); 23771da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 23781da177e4SLinus Torvalds return force_delete_disk(dev, arg); 23791da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 23801da177e4SLinus Torvalds return aac_get_containers(dev); 23811da177e4SLinus Torvalds default: 23821da177e4SLinus Torvalds return -ENOTTY; 23831da177e4SLinus Torvalds } 23841da177e4SLinus Torvalds } 23851da177e4SLinus Torvalds 23861da177e4SLinus Torvalds /** 23871da177e4SLinus Torvalds * 23881da177e4SLinus Torvalds * aac_srb_callback 23891da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 23901da177e4SLinus Torvalds * @fibptr: pointer to the fib 23911da177e4SLinus Torvalds * 23921da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 23931da177e4SLinus Torvalds * 23941da177e4SLinus Torvalds */ 23951da177e4SLinus Torvalds 23961da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 23971da177e4SLinus Torvalds { 23981da177e4SLinus Torvalds struct aac_dev *dev; 23991da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 24001da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 24011da177e4SLinus Torvalds 24021da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 240303d44337SMark Haverkamp 240403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 240503d44337SMark Haverkamp return; 240603d44337SMark Haverkamp 2407125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 24081da177e4SLinus Torvalds 24091a655040SSalyzyn, Mark dev = fibptr->dev; 24101a655040SSalyzyn, Mark 24111da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 24121da177e4SLinus Torvalds 24131da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 24141da177e4SLinus Torvalds /* 24151da177e4SLinus Torvalds * Calculate resid for sg 24161da177e4SLinus Torvalds */ 24171da177e4SLinus Torvalds 2418727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2419727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 24201da177e4SLinus Torvalds 2421727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 24221da177e4SLinus Torvalds 24231da177e4SLinus Torvalds /* 24241da177e4SLinus Torvalds * First check the fib status 24251da177e4SLinus Torvalds */ 24261da177e4SLinus Torvalds 24271da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 24281da177e4SLinus Torvalds int len; 24291da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 24303ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 24313ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 24321da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24331da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 24341da177e4SLinus Torvalds } 24351da177e4SLinus Torvalds 24361da177e4SLinus Torvalds /* 24371da177e4SLinus Torvalds * Next check the srb status 24381da177e4SLinus Torvalds */ 24391da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 24401da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 24411da177e4SLinus Torvalds case SRB_STATUS_PENDING: 24421da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 24431da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24441da177e4SLinus Torvalds break; 24451da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 24461da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 24471da177e4SLinus Torvalds case READ_6: 24481da177e4SLinus Torvalds case WRITE_6: 24491da177e4SLinus Torvalds case READ_10: 24501da177e4SLinus Torvalds case WRITE_10: 24511da177e4SLinus Torvalds case READ_12: 24521da177e4SLinus Torvalds case WRITE_12: 24537a8cf29dSMark Haverkamp case READ_16: 24547a8cf29dSMark Haverkamp case WRITE_16: 24551da177e4SLinus Torvalds if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { 24561da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 24571da177e4SLinus Torvalds } else { 24581da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 24591da177e4SLinus Torvalds } 24601da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 24611da177e4SLinus Torvalds break; 24621da177e4SLinus Torvalds case INQUIRY: { 24631da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24641da177e4SLinus Torvalds break; 24651da177e4SLinus Torvalds } 24661da177e4SLinus Torvalds default: 24671da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24681da177e4SLinus Torvalds break; 24691da177e4SLinus Torvalds } 24701da177e4SLinus Torvalds break; 24711da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 24721da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 24731da177e4SLinus Torvalds break; 24741da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 24751da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 24761da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 24771da177e4SLinus Torvalds break; 24781da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 24791da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 24801da177e4SLinus Torvalds break; 24811da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 24821da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 24831da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 24841da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 24851da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 24861da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 24871da177e4SLinus Torvalds break; 24881da177e4SLinus Torvalds 24891da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 24901da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 24911da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 24921da177e4SLinus Torvalds break; 24931da177e4SLinus Torvalds 24941da177e4SLinus Torvalds case SRB_STATUS_BUSY: 2495760af100SSalyzyn, Mark scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 24961da177e4SLinus Torvalds break; 24971da177e4SLinus Torvalds 24981da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 24991da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 25001da177e4SLinus Torvalds break; 25011da177e4SLinus Torvalds 25021da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 25031da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 25041da177e4SLinus Torvalds break; 25051da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 25061da177e4SLinus Torvalds case SRB_STATUS_ERROR: 25071da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 25081da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 25091da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 25101da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 25111da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 25121da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 25131da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 25141da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 25151da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 25161da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 25171da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 25181da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 25191da177e4SLinus Torvalds default: 25201da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25211da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 25221da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 25231da177e4SLinus Torvalds aac_get_status_string( 25241da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 25251da177e4SLinus Torvalds scsicmd->cmnd[0], 25261da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 25271da177e4SLinus Torvalds #endif 25281da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 25291da177e4SLinus Torvalds break; 25301da177e4SLinus Torvalds } 25318ce3eca4SSalyzyn, Mark if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { 25321da177e4SLinus Torvalds int len; 25331da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 25343ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 25353ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 25361da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25377a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 25387a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 25391da177e4SLinus Torvalds #endif 25401da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 25411da177e4SLinus Torvalds } 25421da177e4SLinus Torvalds /* 25431da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 25441da177e4SLinus Torvalds */ 25451da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 25461da177e4SLinus Torvalds 2547bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2548bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 25498e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25501da177e4SLinus Torvalds } 25511da177e4SLinus Torvalds 25521da177e4SLinus Torvalds /** 25531da177e4SLinus Torvalds * 25541da177e4SLinus Torvalds * aac_send_scb_fib 25551da177e4SLinus Torvalds * @scsicmd: the scsi command block 25561da177e4SLinus Torvalds * 25571da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 25581da177e4SLinus Torvalds * scsicmd passed in. 25591da177e4SLinus Torvalds */ 25601da177e4SLinus Torvalds 25611da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 25621da177e4SLinus Torvalds { 25631da177e4SLinus Torvalds struct fib* cmd_fibcontext; 25641da177e4SLinus Torvalds struct aac_dev* dev; 25651da177e4SLinus Torvalds int status; 25661da177e4SLinus Torvalds 256784971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2568e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 256984971738SMark Haverkamp scsicmd->device->lun > 7) { 25701da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 25711da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 25721da177e4SLinus Torvalds return 0; 25731da177e4SLinus Torvalds } 25741da177e4SLinus Torvalds 25751da177e4SLinus Torvalds /* 25761da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25771da177e4SLinus Torvalds */ 2578bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 25791da177e4SLinus Torvalds return -1; 25801da177e4SLinus Torvalds } 2581e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 25821da177e4SLinus Torvalds 25831da177e4SLinus Torvalds /* 25841da177e4SLinus Torvalds * Check that the command queued to the controller 25851da177e4SLinus Torvalds */ 25861da177e4SLinus Torvalds if (status == -EINPROGRESS) { 258777d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25881da177e4SLinus Torvalds return 0; 25891da177e4SLinus Torvalds } 25901da177e4SLinus Torvalds 2591bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2592bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2593bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25941da177e4SLinus Torvalds 25951da177e4SLinus Torvalds return -1; 25961da177e4SLinus Torvalds } 25971da177e4SLinus Torvalds 25981da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 25991da177e4SLinus Torvalds { 26001da177e4SLinus Torvalds struct aac_dev *dev; 26011da177e4SLinus Torvalds unsigned long byte_count = 0; 2602727eead6SFUJITA Tomonori int nseg; 26031da177e4SLinus Torvalds 26041da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 26051da177e4SLinus Torvalds // Get rid of old data 26061da177e4SLinus Torvalds psg->count = 0; 26071da177e4SLinus Torvalds psg->sg[0].addr = 0; 26081da177e4SLinus Torvalds psg->sg[0].count = 0; 2609727eead6SFUJITA Tomonori 2610727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2611727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2612727eead6SFUJITA Tomonori if (nseg) { 26131da177e4SLinus Torvalds struct scatterlist *sg; 26141da177e4SLinus Torvalds int i; 26151da177e4SLinus Torvalds 2616727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 26171da177e4SLinus Torvalds 2618727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26191da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 26201da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 26211da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 26221da177e4SLinus Torvalds } 26231da177e4SLinus Torvalds /* hba wants the size to be exact */ 2624727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 262556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2626727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 262756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2628727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 26291da177e4SLinus Torvalds } 26301da177e4SLinus Torvalds /* Check for command underflow */ 26311da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 26321da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 26331da177e4SLinus Torvalds byte_count, scsicmd->underflow); 26341da177e4SLinus Torvalds } 26351da177e4SLinus Torvalds } 26361da177e4SLinus Torvalds return byte_count; 26371da177e4SLinus Torvalds } 26381da177e4SLinus Torvalds 26391da177e4SLinus Torvalds 26401da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 26411da177e4SLinus Torvalds { 26421da177e4SLinus Torvalds struct aac_dev *dev; 26431da177e4SLinus Torvalds unsigned long byte_count = 0; 264456b58712SMark Haverkamp u64 addr; 2645727eead6SFUJITA Tomonori int nseg; 26461da177e4SLinus Torvalds 26471da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 26481da177e4SLinus Torvalds // Get rid of old data 26491da177e4SLinus Torvalds psg->count = 0; 26501da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 26511da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 26521da177e4SLinus Torvalds psg->sg[0].count = 0; 2653727eead6SFUJITA Tomonori 2654727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2655727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2656727eead6SFUJITA Tomonori if (nseg) { 26571da177e4SLinus Torvalds struct scatterlist *sg; 26581da177e4SLinus Torvalds int i; 26591da177e4SLinus Torvalds 2660727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26611241f359SMark Haverkamp int count = sg_dma_len(sg); 266256b58712SMark Haverkamp addr = sg_dma_address(sg); 266356b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 266456b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 26651241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 26661241f359SMark Haverkamp byte_count += count; 26671da177e4SLinus Torvalds } 2668727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 26691da177e4SLinus Torvalds /* hba wants the size to be exact */ 2670727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 267156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2672727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 267356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2674727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 26751da177e4SLinus Torvalds } 26761da177e4SLinus Torvalds /* Check for command underflow */ 26771da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 26781da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 26791da177e4SLinus Torvalds byte_count, scsicmd->underflow); 26801da177e4SLinus Torvalds } 26811da177e4SLinus Torvalds } 26821da177e4SLinus Torvalds return byte_count; 26831da177e4SLinus Torvalds } 26841da177e4SLinus Torvalds 26850e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 26860e68c003SMark Haverkamp { 26870e68c003SMark Haverkamp unsigned long byte_count = 0; 2688727eead6SFUJITA Tomonori int nseg; 26890e68c003SMark Haverkamp 26900e68c003SMark Haverkamp // Get rid of old data 26910e68c003SMark Haverkamp psg->count = 0; 26920e68c003SMark Haverkamp psg->sg[0].next = 0; 26930e68c003SMark Haverkamp psg->sg[0].prev = 0; 26940e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 26950e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 26960e68c003SMark Haverkamp psg->sg[0].count = 0; 26970e68c003SMark Haverkamp psg->sg[0].flags = 0; 2698727eead6SFUJITA Tomonori 2699727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2700727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2701727eead6SFUJITA Tomonori if (nseg) { 27020e68c003SMark Haverkamp struct scatterlist *sg; 27030e68c003SMark Haverkamp int i; 27040e68c003SMark Haverkamp 2705727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 27060e68c003SMark Haverkamp int count = sg_dma_len(sg); 27070e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 27080e68c003SMark Haverkamp psg->sg[i].next = 0; 27090e68c003SMark Haverkamp psg->sg[i].prev = 0; 27100e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 27110e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 27120e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 27130e68c003SMark Haverkamp psg->sg[i].flags = 0; 27140e68c003SMark Haverkamp byte_count += count; 27150e68c003SMark Haverkamp } 2716727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 27170e68c003SMark Haverkamp /* hba wants the size to be exact */ 2718727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 27190e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2720727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 27210e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2722727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 27230e68c003SMark Haverkamp } 27240e68c003SMark Haverkamp /* Check for command underflow */ 27250e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 27260e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 27270e68c003SMark Haverkamp byte_count, scsicmd->underflow); 27280e68c003SMark Haverkamp } 27290e68c003SMark Haverkamp } 27300e68c003SMark Haverkamp return byte_count; 27310e68c003SMark Haverkamp } 27320e68c003SMark Haverkamp 27331da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 27341da177e4SLinus Torvalds 27351da177e4SLinus Torvalds struct aac_srb_status_info { 27361da177e4SLinus Torvalds u32 status; 27371da177e4SLinus Torvalds char *str; 27381da177e4SLinus Torvalds }; 27391da177e4SLinus Torvalds 27401da177e4SLinus Torvalds 27411da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 27421da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 27431da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 27441da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 27451da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 27461da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 27471da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 27481da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 27491da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 27501da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 27511da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 27521da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 27531da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 27541da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 27551da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 27561da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 27571da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 27581da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 27591da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 27601da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 27611da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 27621da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 27631da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 27641da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 27651da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 27661da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 27671da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 27681da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 27691da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 27701da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 27711da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 27721da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 27731da177e4SLinus Torvalds { 0xff, "Unknown Error"} 27741da177e4SLinus Torvalds }; 27751da177e4SLinus Torvalds 27761da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 27771da177e4SLinus Torvalds { 27781da177e4SLinus Torvalds int i; 27791da177e4SLinus Torvalds 27806391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 27816391a113STobias Klauser if (srb_status_info[i].status == status) 27821da177e4SLinus Torvalds return srb_status_info[i].str; 27831da177e4SLinus Torvalds 27841da177e4SLinus Torvalds return "Bad Status Code"; 27851da177e4SLinus Torvalds } 27861da177e4SLinus Torvalds 27871da177e4SLinus Torvalds #endif 2788