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> 34910638aeSMatthias Gehre #include <linux/dma-mapping.h> 351da177e4SLinus Torvalds #include <asm/semaphore.h> 361da177e4SLinus Torvalds #include <asm/uaccess.h> 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; 1471da177e4SLinus Torvalds static int dacmode = -1; 1481da177e4SLinus Torvalds 1491208bab5SSalyzyn, Mark int aac_commit = -1; 150404d9a90SMark Haverkamp int startup_timeout = 180; 151404d9a90SMark Haverkamp int aif_timeout = 120; 1521da177e4SLinus Torvalds 1539a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 1541da177e4SLinus Torvalds MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); 1559a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 1561da177e4SLinus Torvalds MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); 1571208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 1581da177e4SLinus Torvalds MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the adapter for foreign arrays.\nThis is typically needed in systems that do not have a BIOS. 0=off, 1=on"); 159404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 160404d9a90SMark Haverkamp MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for adapter to have it's kernel up and\nrunning. This is typically adjusted for large systems that do not have a BIOS."); 161404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 162404d9a90SMark Haverkamp MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for applications to pick up AIFs before\nderegistering them. This is typically adjusted for heavily burdened systems."); 1631da177e4SLinus Torvalds 1647c00ffa3SMark Haverkamp int numacb = -1; 1657c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1669a72f976SMark Haverkamp MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control blocks (FIB) allocated. Valid values are 512 and down. Default is to use suggestion from Firmware."); 1677c00ffa3SMark Haverkamp 1687c00ffa3SMark Haverkamp int acbsize = -1; 1697c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1709a72f976SMark Haverkamp MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB) size. Valid values are 512, 2048, 4096 and 8192. Default is to use suggestion from Firmware."); 171653ba58dSMark Haverkamp 17229c97684SSalyzyn, Mark int update_interval = 30 * 60; 17329c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 17429c97684SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync updates issued to adapter."); 17529c97684SSalyzyn, Mark 17629c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 17729c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 17829c97684SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health checks."); 17929c97684SSalyzyn, Mark 18029c97684SSalyzyn, Mark int check_reset = 1; 18129c97684SSalyzyn, Mark module_param(check_reset, int, S_IRUGO|S_IWUSR); 18229c97684SSalyzyn, Mark MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the adapter."); 18329c97684SSalyzyn, Mark 184e37ee4beSMark Haverkamp int expose_physicals = -1; 185653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 186e37ee4beSMark Haverkamp MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. -1=protect 0=off, 1=on"); 18703d44337SMark Haverkamp 1881208bab5SSalyzyn, Mark int aac_reset_devices = 0; 1891208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 1901208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 19103d44337SMark Haverkamp 19203d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 19303d44337SMark Haverkamp struct fib *fibptr) { 19403d44337SMark Haverkamp struct scsi_device *device; 19503d44337SMark Haverkamp 19603d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done )) { 19703d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")) 19803d44337SMark Haverkamp ; 19903d44337SMark Haverkamp aac_fib_complete(fibptr); 20003d44337SMark Haverkamp aac_fib_free(fibptr); 20103d44337SMark Haverkamp return 0; 20203d44337SMark Haverkamp } 20303d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 20403d44337SMark Haverkamp device = scsicmd->device; 20503d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 20603d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 20703d44337SMark Haverkamp aac_fib_complete(fibptr); 20803d44337SMark Haverkamp aac_fib_free(fibptr); 20903d44337SMark Haverkamp return 0; 21003d44337SMark Haverkamp } 21103d44337SMark Haverkamp return 1; 21203d44337SMark Haverkamp } 21303d44337SMark Haverkamp 2141da177e4SLinus Torvalds /** 2151da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 2161da177e4SLinus Torvalds * @common: adapter to query 2171da177e4SLinus Torvalds * 2181da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 2191da177e4SLinus Torvalds */ 2208c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 2211da177e4SLinus Torvalds { 2221da177e4SLinus Torvalds int status = 0; 2231da177e4SLinus Torvalds struct fib * fibptr; 2241da177e4SLinus Torvalds 225bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2261da177e4SLinus Torvalds return -ENOMEM; 2271da177e4SLinus Torvalds 228bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2291da177e4SLinus Torvalds { 2301da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 2311da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 2321da177e4SLinus Torvalds 2331da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2341da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 2351da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 2361da177e4SLinus Torvalds } 2371da177e4SLinus Torvalds 238bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2391da177e4SLinus Torvalds fibptr, 2401da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2411da177e4SLinus Torvalds FsaNormal, 2421da177e4SLinus Torvalds 1, 1, 2431da177e4SLinus Torvalds NULL, NULL); 2441da177e4SLinus Torvalds if (status < 0 ) { 2451da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2461da177e4SLinus Torvalds } else { 2471da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2481da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2491da177e4SLinus Torvalds dprintk((KERN_WARNING 2501da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2511da177e4SLinus Torvalds le32_to_cpu(reply->response), 2521da177e4SLinus Torvalds le32_to_cpu(reply->status), 2531da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2541da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2551da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2561da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2571da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2581da177e4SLinus Torvalds status = -EINVAL; 2591da177e4SLinus Torvalds } 2601da177e4SLinus Torvalds } 261bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2621da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2631da177e4SLinus Torvalds if (status >= 0) { 2641208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 2651da177e4SLinus Torvalds struct aac_commit_config * dinfo; 266bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2671da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2681da177e4SLinus Torvalds 2691da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2701da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2711da177e4SLinus Torvalds 272bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2731da177e4SLinus Torvalds fibptr, 2741da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2751da177e4SLinus Torvalds FsaNormal, 2761da177e4SLinus Torvalds 1, 1, 2771da177e4SLinus Torvalds NULL, NULL); 278bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2791208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 2801da177e4SLinus Torvalds printk(KERN_WARNING 2811da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2821da177e4SLinus Torvalds } 2831da177e4SLinus Torvalds } 284bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2851da177e4SLinus Torvalds return status; 2861da177e4SLinus Torvalds } 2871da177e4SLinus Torvalds 2881da177e4SLinus Torvalds /** 2891da177e4SLinus Torvalds * aac_get_containers - list containers 2901da177e4SLinus Torvalds * @common: adapter to probe 2911da177e4SLinus Torvalds * 2921da177e4SLinus Torvalds * Make a list of all containers on this controller 2931da177e4SLinus Torvalds */ 2941da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2951da177e4SLinus Torvalds { 2961da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2971da177e4SLinus Torvalds u32 index; 2981da177e4SLinus Torvalds int status = 0; 2991da177e4SLinus Torvalds struct fib * fibptr; 3001da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 3011da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 3021da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3031da177e4SLinus Torvalds 304bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3051da177e4SLinus Torvalds return -ENOMEM; 3061da177e4SLinus Torvalds 307bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3081da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 3091da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3101da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 3111da177e4SLinus Torvalds 312bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3131da177e4SLinus Torvalds fibptr, 3141da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 3151da177e4SLinus Torvalds FsaNormal, 3161da177e4SLinus Torvalds 1, 1, 3171da177e4SLinus Torvalds NULL, NULL); 3181da177e4SLinus Torvalds if (status >= 0) { 3191da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 3201da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 321bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3221da177e4SLinus Torvalds } 323fe76df42SMark Haverkamp aac_fib_free(fibptr); 3241da177e4SLinus Torvalds 3251da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 3261da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3271a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 328fe76df42SMark Haverkamp GFP_KERNEL); 329fe76df42SMark Haverkamp if (!fsa_dev_ptr) 3301da177e4SLinus Torvalds return -ENOMEM; 3311da177e4SLinus Torvalds 3321da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3331da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3341da177e4SLinus Torvalds 335fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 3361da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3371da177e4SLinus Torvalds 338fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 3391da177e4SLinus Torvalds 3401da177e4SLinus Torvalds if (status < 0) { 3411da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3421da177e4SLinus Torvalds break; 3431da177e4SLinus Torvalds } 3441da177e4SLinus Torvalds 3451da177e4SLinus Torvalds /* 3461da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3471da177e4SLinus Torvalds */ 348fe76df42SMark Haverkamp if (++index >= status) 3491da177e4SLinus Torvalds break; 3501da177e4SLinus Torvalds } 3511da177e4SLinus Torvalds return status; 3521da177e4SLinus Torvalds } 3531da177e4SLinus Torvalds 3543b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3553b2946ccSMark Haverkamp { 3563b2946ccSMark Haverkamp void *buf; 357cab537d6SJames Bottomley int transfer_len; 358727eead6SFUJITA Tomonori struct scatterlist *sg = scsi_sglist(scsicmd); 3593b2946ccSMark Haverkamp 3603b2946ccSMark Haverkamp buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 3613b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 362727eead6SFUJITA Tomonori 36320235f35SSalyzyn, Mark transfer_len -= offset; 364cab537d6SJames Bottomley if (buf && transfer_len > 0) 36520235f35SSalyzyn, Mark memcpy(buf + offset, data, transfer_len); 3663b2946ccSMark Haverkamp 3673b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3683b2946ccSMark Haverkamp 3693b2946ccSMark Haverkamp } 3703b2946ccSMark Haverkamp 3711da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3721da177e4SLinus Torvalds { 3731da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3741da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3751da177e4SLinus Torvalds 3761da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3771da177e4SLinus Torvalds 37803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 37903d44337SMark Haverkamp return; 38003d44337SMark Haverkamp 3811da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 382125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 3831da177e4SLinus Torvalds 3841da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3851da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3861da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3871da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3881da177e4SLinus Torvalds char *sp = get_name_reply->data; 3891da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 3901da177e4SLinus Torvalds while (*sp == ' ') 3911da177e4SLinus Torvalds ++sp; 3923b2946ccSMark Haverkamp if (*sp) { 3933b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 3943b2946ccSMark Haverkamp int count = sizeof(d); 3953b2946ccSMark Haverkamp char *dp = d; 3963b2946ccSMark Haverkamp do { 3971da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 3981da177e4SLinus Torvalds } while (--count > 0); 3993b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4003b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4011da177e4SLinus Torvalds } 4023b2946ccSMark Haverkamp } 4033b2946ccSMark Haverkamp 4041da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4051da177e4SLinus Torvalds 406bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 407bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4088e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4091da177e4SLinus Torvalds } 4101da177e4SLinus Torvalds 4111da177e4SLinus Torvalds /** 4121da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4131da177e4SLinus Torvalds */ 4149e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4151da177e4SLinus Torvalds { 4161da177e4SLinus Torvalds int status; 4171da177e4SLinus Torvalds struct aac_get_name *dinfo; 4181da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4191da177e4SLinus Torvalds struct aac_dev * dev; 4201da177e4SLinus Torvalds 4211da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4221da177e4SLinus Torvalds 423bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4241da177e4SLinus Torvalds return -ENOMEM; 4251da177e4SLinus Torvalds 426bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4271da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4281da177e4SLinus Torvalds 4291da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4301da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4319e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4321da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4331da177e4SLinus Torvalds 434bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4351da177e4SLinus Torvalds cmd_fibcontext, 4361da177e4SLinus Torvalds sizeof (struct aac_get_name), 4371da177e4SLinus Torvalds FsaNormal, 4381da177e4SLinus Torvalds 0, 1, 4391da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4401da177e4SLinus Torvalds (void *) scsicmd); 4411da177e4SLinus Torvalds 4421da177e4SLinus Torvalds /* 4431da177e4SLinus Torvalds * Check that the command queued to the controller 4441da177e4SLinus Torvalds */ 44577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 44677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4471da177e4SLinus Torvalds return 0; 44877d644d4SMark Haverkamp } 4491da177e4SLinus Torvalds 450bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 451bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 452bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4531da177e4SLinus Torvalds return -1; 4541da177e4SLinus Torvalds } 4551da177e4SLinus Torvalds 456fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 457fe76df42SMark Haverkamp { 458fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 459fe76df42SMark Haverkamp 4601a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 461fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 462fe76df42SMark Haverkamp 463fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 464fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 465fe76df42SMark Haverkamp return 0; 466fe76df42SMark Haverkamp } 467fe76df42SMark Haverkamp 4681a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 469fe76df42SMark Haverkamp { 47003d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 471fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 47203d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 47303d44337SMark Haverkamp 47403d44337SMark Haverkamp 4751a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 4761a655040SSalyzyn, Mark return; 477fe76df42SMark Haverkamp 478fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 4791a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 480fe76df42SMark Haverkamp if (fsa_dev_ptr) { 481fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 482fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 483fe76df42SMark Haverkamp 484fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 485fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 486fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 487fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 488fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 489fe76df42SMark Haverkamp fsa_dev_ptr->size 490fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 491fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 492fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 493fe76df42SMark Haverkamp } 494fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 495fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 496fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 497fe76df42SMark Haverkamp } 498fe76df42SMark Haverkamp aac_fib_complete(fibptr); 499fe76df42SMark Haverkamp aac_fib_free(fibptr); 500fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 501fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 5021a655040SSalyzyn, Mark (*callback)(scsicmd); 5031a655040SSalyzyn, Mark return; 504fe76df42SMark Haverkamp } 505fe76df42SMark Haverkamp 5061a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 507fe76df42SMark Haverkamp { 508fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 509fe76df42SMark Haverkamp struct aac_mount * dresp; 510fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 511fe76df42SMark Haverkamp int status; 512fe76df42SMark Haverkamp 513fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 514fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 515fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5161a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 5171a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 5181a655040SSalyzyn, Mark return; 5191a655040SSalyzyn, Mark } 520fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 521fe76df42SMark Haverkamp 52203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 5231a655040SSalyzyn, Mark return; 52403d44337SMark Haverkamp 525fe76df42SMark Haverkamp aac_fib_init(fibptr); 526fe76df42SMark Haverkamp 527fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 528fe76df42SMark Haverkamp 529fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 530fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 531fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 532fe76df42SMark Haverkamp 533fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 534fe76df42SMark Haverkamp fibptr, 535fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 536fe76df42SMark Haverkamp FsaNormal, 537fe76df42SMark Haverkamp 0, 1, 5381a655040SSalyzyn, Mark _aac_probe_container2, 539fe76df42SMark Haverkamp (void *) scsicmd); 540fe76df42SMark Haverkamp /* 541fe76df42SMark Haverkamp * Check that the command queued to the controller 542fe76df42SMark Haverkamp */ 5431a655040SSalyzyn, Mark if (status == -EINPROGRESS) 544fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5451a655040SSalyzyn, Mark else if (status < 0) { 546fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 547fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 5481a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 549fe76df42SMark Haverkamp } 550fe76df42SMark Haverkamp } 551fe76df42SMark Haverkamp 552fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 553fe76df42SMark Haverkamp { 554fe76df42SMark Haverkamp struct fib * fibptr; 555fe76df42SMark Haverkamp int status = -ENOMEM; 556fe76df42SMark Haverkamp 557fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 558fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 559fe76df42SMark Haverkamp 560fe76df42SMark Haverkamp aac_fib_init(fibptr); 561fe76df42SMark Haverkamp 562fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 563fe76df42SMark Haverkamp 564fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 565fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 566fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 567fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 568fe76df42SMark Haverkamp 569fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 570fe76df42SMark Haverkamp fibptr, 571fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 572fe76df42SMark Haverkamp FsaNormal, 573fe76df42SMark Haverkamp 0, 1, 5741a655040SSalyzyn, Mark _aac_probe_container1, 575fe76df42SMark Haverkamp (void *) scsicmd); 576fe76df42SMark Haverkamp /* 577fe76df42SMark Haverkamp * Check that the command queued to the controller 578fe76df42SMark Haverkamp */ 579fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 580fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 581fe76df42SMark Haverkamp return 0; 582fe76df42SMark Haverkamp } 583fe76df42SMark Haverkamp if (status < 0) { 584fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 585fe76df42SMark Haverkamp aac_fib_complete(fibptr); 586fe76df42SMark Haverkamp aac_fib_free(fibptr); 587fe76df42SMark Haverkamp } 588fe76df42SMark Haverkamp } 589fe76df42SMark Haverkamp if (status < 0) { 590fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 591fe76df42SMark Haverkamp if (fsa_dev_ptr) { 592fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 593fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 594fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 595fe76df42SMark Haverkamp return (*callback)(scsicmd); 596fe76df42SMark Haverkamp } 597fe76df42SMark Haverkamp } 598fe76df42SMark Haverkamp } 599fe76df42SMark Haverkamp return status; 600fe76df42SMark Haverkamp } 601fe76df42SMark Haverkamp 6021da177e4SLinus Torvalds /** 603bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 6041da177e4SLinus Torvalds * @dev: device to query 6051da177e4SLinus Torvalds * @cid: container identifier 6061da177e4SLinus Torvalds * 6071da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6081da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6091da177e4SLinus Torvalds */ 610fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 611fe76df42SMark Haverkamp { 612fe76df42SMark Haverkamp scsicmd->device = NULL; 613fe76df42SMark Haverkamp return 0; 614fe76df42SMark Haverkamp } 6151da177e4SLinus Torvalds 616bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6171da177e4SLinus Torvalds { 618fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 619fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6201da177e4SLinus Torvalds int status; 6211da177e4SLinus Torvalds 622fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 623fe76df42SMark Haverkamp kfree(scsicmd); 624fe76df42SMark Haverkamp kfree(scsidev); 62590ee3466SMark Haverkamp return -ENOMEM; 6261da177e4SLinus Torvalds } 627fe76df42SMark Haverkamp scsicmd->list.next = NULL; 6281a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 6291da177e4SLinus Torvalds 630fe76df42SMark Haverkamp scsicmd->device = scsidev; 631fe76df42SMark Haverkamp scsidev->sdev_state = 0; 632fe76df42SMark Haverkamp scsidev->id = cid; 633fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6341da177e4SLinus Torvalds 635fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 636fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 637fe76df42SMark Haverkamp schedule(); 638802ae2f0SSalyzyn, Mark kfree(scsidev); 639fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 640fe76df42SMark Haverkamp kfree(scsicmd); 6411da177e4SLinus Torvalds return status; 6421da177e4SLinus Torvalds } 6431da177e4SLinus Torvalds 6441da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6451da177e4SLinus Torvalds struct scsi_inq { 6461da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6471da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6481da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6491da177e4SLinus Torvalds }; 6501da177e4SLinus Torvalds 6511da177e4SLinus Torvalds /** 6521da177e4SLinus Torvalds * InqStrCopy - string merge 6531da177e4SLinus Torvalds * @a: string to copy from 6541da177e4SLinus Torvalds * @b: string to copy to 6551da177e4SLinus Torvalds * 6561da177e4SLinus Torvalds * Copy a String from one location to another 6571da177e4SLinus Torvalds * without copying \0 6581da177e4SLinus Torvalds */ 6591da177e4SLinus Torvalds 6601da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 6611da177e4SLinus Torvalds { 6621da177e4SLinus Torvalds 6631da177e4SLinus Torvalds while(*a != (char)0) 6641da177e4SLinus Torvalds *b++ = *a++; 6651da177e4SLinus Torvalds } 6661da177e4SLinus Torvalds 6671da177e4SLinus Torvalds static char *container_types[] = { 6681da177e4SLinus Torvalds "None", 6691da177e4SLinus Torvalds "Volume", 6701da177e4SLinus Torvalds "Mirror", 6711da177e4SLinus Torvalds "Stripe", 6721da177e4SLinus Torvalds "RAID5", 6731da177e4SLinus Torvalds "SSRW", 6741da177e4SLinus Torvalds "SSRO", 6751da177e4SLinus Torvalds "Morph", 6761da177e4SLinus Torvalds "Legacy", 6771da177e4SLinus Torvalds "RAID4", 6781da177e4SLinus Torvalds "RAID10", 6791da177e4SLinus Torvalds "RAID00", 6801da177e4SLinus Torvalds "V-MIRRORS", 6811da177e4SLinus Torvalds "PSEUDO R4", 6821da177e4SLinus Torvalds "RAID50", 68384971738SMark Haverkamp "RAID5D", 68484971738SMark Haverkamp "RAID5D0", 68584971738SMark Haverkamp "RAID1E", 68684971738SMark Haverkamp "RAID6", 68784971738SMark Haverkamp "RAID60", 6881da177e4SLinus Torvalds "Unknown" 6891da177e4SLinus Torvalds }; 6901da177e4SLinus Torvalds 6911da177e4SLinus Torvalds 6921da177e4SLinus Torvalds 6931da177e4SLinus Torvalds /* Function: setinqstr 6941da177e4SLinus Torvalds * 6951da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6961da177e4SLinus Torvalds * 6971da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6981da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6991da177e4SLinus Torvalds * files instead of in OS dependant driver source. 7001da177e4SLinus Torvalds */ 7011da177e4SLinus Torvalds 702794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 7031da177e4SLinus Torvalds { 7041da177e4SLinus Torvalds struct scsi_inq *str; 7051da177e4SLinus Torvalds 7061da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 707794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 708794d0601SMark Haverkamp 709794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 710794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 711794d0601SMark Haverkamp int c = sizeof(str->vid); 712794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 713794d0601SMark Haverkamp ++cp; 714794d0601SMark Haverkamp c = *cp; 715794d0601SMark Haverkamp *cp = '\0'; 716794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 717794d0601SMark Haverkamp str->vid); 718794d0601SMark Haverkamp *cp = c; 719794d0601SMark Haverkamp while (*cp && *cp != ' ') 720794d0601SMark Haverkamp ++cp; 721794d0601SMark Haverkamp while (*cp == ' ') 722794d0601SMark Haverkamp ++cp; 723794d0601SMark Haverkamp /* last six chars reserved for vol type */ 724794d0601SMark Haverkamp c = 0; 725794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 726794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 727794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 728794d0601SMark Haverkamp } 729794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 730794d0601SMark Haverkamp if (c) 731794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 732794d0601SMark Haverkamp } else { 733794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7341da177e4SLinus Torvalds 7351da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 736794d0601SMark Haverkamp /* last six chars reserved for vol type */ 737794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 738794d0601SMark Haverkamp } 7391da177e4SLinus Torvalds 7406391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7411da177e4SLinus Torvalds char *findit = str->pid; 7421da177e4SLinus Torvalds 7431da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 7441da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 7451da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 7461da177e4SLinus Torvalds *(findit -= 4) = ' '; 747794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 748794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 7491da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 7501da177e4SLinus Torvalds } 7511da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 7521da177e4SLinus Torvalds } 7531da177e4SLinus Torvalds 75488e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 75588e2f98eSSalyzyn, Mark { 75688e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 75788e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 75888e2f98eSSalyzyn, Mark 75988e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 76088e2f98eSSalyzyn, Mark 76188e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 76288e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 76388e2f98eSSalyzyn, Mark return; 76488e2f98eSSalyzyn, Mark 76588e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 76688e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 76788e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 76888e2f98eSSalyzyn, Mark char sp[13]; 76988e2f98eSSalyzyn, Mark /* EVPD bit set */ 77088e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 77188e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 77288e2f98eSSalyzyn, Mark sp[2] = 0; 77388e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 77488e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 77588e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, sp, 0, sizeof(sp)); 77688e2f98eSSalyzyn, Mark } 77788e2f98eSSalyzyn, Mark 77888e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 77988e2f98eSSalyzyn, Mark 78088e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 78188e2f98eSSalyzyn, Mark aac_fib_free(fibptr); 78288e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 78388e2f98eSSalyzyn, Mark } 78488e2f98eSSalyzyn, Mark 78588e2f98eSSalyzyn, Mark /** 78688e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 78788e2f98eSSalyzyn, Mark */ 78888e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 78988e2f98eSSalyzyn, Mark { 79088e2f98eSSalyzyn, Mark int status; 79188e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 79288e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 79388e2f98eSSalyzyn, Mark struct aac_dev * dev; 79488e2f98eSSalyzyn, Mark 79588e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 79688e2f98eSSalyzyn, Mark 79788e2f98eSSalyzyn, Mark if (!(cmd_fibcontext = aac_fib_alloc(dev))) 79888e2f98eSSalyzyn, Mark return -ENOMEM; 79988e2f98eSSalyzyn, Mark 80088e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 80188e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 80288e2f98eSSalyzyn, Mark 80388e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 80488e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 80588e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 80688e2f98eSSalyzyn, Mark 80788e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 80888e2f98eSSalyzyn, Mark cmd_fibcontext, 80988e2f98eSSalyzyn, Mark sizeof (struct aac_get_serial), 81088e2f98eSSalyzyn, Mark FsaNormal, 81188e2f98eSSalyzyn, Mark 0, 1, 81288e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 81388e2f98eSSalyzyn, Mark (void *) scsicmd); 81488e2f98eSSalyzyn, Mark 81588e2f98eSSalyzyn, Mark /* 81688e2f98eSSalyzyn, Mark * Check that the command queued to the controller 81788e2f98eSSalyzyn, Mark */ 81888e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 81988e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 82088e2f98eSSalyzyn, Mark return 0; 82188e2f98eSSalyzyn, Mark } 82288e2f98eSSalyzyn, Mark 82388e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 82488e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 82588e2f98eSSalyzyn, Mark aac_fib_free(cmd_fibcontext); 82688e2f98eSSalyzyn, Mark return -1; 82788e2f98eSSalyzyn, Mark } 82888e2f98eSSalyzyn, Mark 82988e2f98eSSalyzyn, Mark /* Function: setinqserial 83088e2f98eSSalyzyn, Mark * 83188e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 83288e2f98eSSalyzyn, Mark * 83388e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 83488e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 83588e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 83688e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 83788e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 83888e2f98eSSalyzyn, Mark */ 83988e2f98eSSalyzyn, Mark 84088e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 84188e2f98eSSalyzyn, Mark { 84288e2f98eSSalyzyn, Mark /* 84388e2f98eSSalyzyn, Mark * This breaks array migration. 84488e2f98eSSalyzyn, Mark */ 84588e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 84688e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 84788e2f98eSSalyzyn, Mark } 84888e2f98eSSalyzyn, Mark 8494833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 8501da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 8511da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 8521da177e4SLinus Torvalds u32 residue) 8531da177e4SLinus Torvalds { 8541da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 8551da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 8561da177e4SLinus Torvalds 8571da177e4SLinus Torvalds if (incorrect_length) { 8581da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 8591da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 8601da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 8611da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 8621da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 8631da177e4SLinus Torvalds } else 8641da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 8651da177e4SLinus Torvalds 8661da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 8671da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 8681da177e4SLinus Torvalds else 8691da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 8701da177e4SLinus Torvalds 8711da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 8721da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 8731da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 8741da177e4SLinus Torvalds sense_buf[15] = 0; 8751da177e4SLinus Torvalds 8761da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 8771da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 8781da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 8791da177e4SLinus Torvalds 8801da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 8811da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 8821da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 8831da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 8841da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 8851da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 8861da177e4SLinus Torvalds } 8871da177e4SLinus Torvalds } 8881da177e4SLinus Torvalds 889e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 890e8f32de5SMark Haverkamp { 891e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 892e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 893e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 894e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 895e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 896e8f32de5SMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 897e8f32de5SMark Haverkamp HARDWARE_ERROR, 898e8f32de5SMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 899e8f32de5SMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 900e8f32de5SMark Haverkamp 0, 0); 901e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 902e8f32de5SMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(cmd->sense_buffer)) 903e8f32de5SMark Haverkamp ? sizeof(cmd->sense_buffer) 904e8f32de5SMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 905e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 906e8f32de5SMark Haverkamp return 1; 907e8f32de5SMark Haverkamp } 908e8f32de5SMark Haverkamp return 0; 909e8f32de5SMark Haverkamp } 910e8f32de5SMark Haverkamp 911e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 912e8f32de5SMark Haverkamp { 913e8f32de5SMark Haverkamp return 0; 914e8f32de5SMark Haverkamp } 915e8f32de5SMark Haverkamp 916e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 917e8f32de5SMark Haverkamp 918e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 919e8f32de5SMark Haverkamp { 920e8f32de5SMark Haverkamp u16 fibsize; 921e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 922e8f32de5SMark Haverkamp aac_fib_init(fib); 923e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 924e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 925e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 926e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 927e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 9289d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 929e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 930e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 931e8f32de5SMark Haverkamp 932e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 933e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 934e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 935e8f32de5SMark Haverkamp /* 936e8f32de5SMark Haverkamp * Now send the Fib to the adapter 937e8f32de5SMark Haverkamp */ 938e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 939e8f32de5SMark Haverkamp fib, 940e8f32de5SMark Haverkamp fibsize, 941e8f32de5SMark Haverkamp FsaNormal, 942e8f32de5SMark Haverkamp 0, 1, 943e8f32de5SMark Haverkamp (fib_callback) io_callback, 944e8f32de5SMark Haverkamp (void *) cmd); 945e8f32de5SMark Haverkamp } 946e8f32de5SMark Haverkamp 947e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 948e8f32de5SMark Haverkamp { 949e8f32de5SMark Haverkamp u16 fibsize; 950e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 951e8f32de5SMark Haverkamp aac_fib_init(fib); 952e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 953e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 954e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 955e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 956e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 957e8f32de5SMark Haverkamp readcmd->pad = 0; 958e8f32de5SMark Haverkamp readcmd->flags = 0; 959e8f32de5SMark Haverkamp 960e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 961e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 962e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 963e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 964e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 965e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 966e8f32de5SMark Haverkamp /* 967e8f32de5SMark Haverkamp * Now send the Fib to the adapter 968e8f32de5SMark Haverkamp */ 969e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 970e8f32de5SMark Haverkamp fib, 971e8f32de5SMark Haverkamp fibsize, 972e8f32de5SMark Haverkamp FsaNormal, 973e8f32de5SMark Haverkamp 0, 1, 974e8f32de5SMark Haverkamp (fib_callback) io_callback, 975e8f32de5SMark Haverkamp (void *) cmd); 976e8f32de5SMark Haverkamp } 977e8f32de5SMark Haverkamp 978e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 979e8f32de5SMark Haverkamp { 980e8f32de5SMark Haverkamp u16 fibsize; 981e8f32de5SMark Haverkamp struct aac_read *readcmd; 982e8f32de5SMark Haverkamp aac_fib_init(fib); 983e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 984e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 985e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 986e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 987e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 988e8f32de5SMark Haverkamp 989e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 990e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 991e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 992e8f32de5SMark Haverkamp sizeof (struct sgentry)); 993e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 994e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 995e8f32de5SMark Haverkamp /* 996e8f32de5SMark Haverkamp * Now send the Fib to the adapter 997e8f32de5SMark Haverkamp */ 998e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 999e8f32de5SMark Haverkamp fib, 1000e8f32de5SMark Haverkamp fibsize, 1001e8f32de5SMark Haverkamp FsaNormal, 1002e8f32de5SMark Haverkamp 0, 1, 1003e8f32de5SMark Haverkamp (fib_callback) io_callback, 1004e8f32de5SMark Haverkamp (void *) cmd); 1005e8f32de5SMark Haverkamp } 1006e8f32de5SMark Haverkamp 10079d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1008e8f32de5SMark Haverkamp { 1009e8f32de5SMark Haverkamp u16 fibsize; 1010e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 1011e8f32de5SMark Haverkamp aac_fib_init(fib); 1012e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1013e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1014e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1015e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 1016e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 10179d399cc7SSalyzyn, Mark writecmd->flags = fua ? 10189d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 10199d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 1020e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1021e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 1022e8f32de5SMark Haverkamp 1023e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 1024e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1025e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1026e8f32de5SMark Haverkamp /* 1027e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1028e8f32de5SMark Haverkamp */ 1029e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 1030e8f32de5SMark Haverkamp fib, 1031e8f32de5SMark Haverkamp fibsize, 1032e8f32de5SMark Haverkamp FsaNormal, 1033e8f32de5SMark Haverkamp 0, 1, 1034e8f32de5SMark Haverkamp (fib_callback) io_callback, 1035e8f32de5SMark Haverkamp (void *) cmd); 1036e8f32de5SMark Haverkamp } 1037e8f32de5SMark Haverkamp 10389d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1039e8f32de5SMark Haverkamp { 1040e8f32de5SMark Haverkamp u16 fibsize; 1041e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 1042e8f32de5SMark Haverkamp aac_fib_init(fib); 1043e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1044e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1045e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1046e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1047e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1048e8f32de5SMark Haverkamp writecmd->pad = 0; 1049e8f32de5SMark Haverkamp writecmd->flags = 0; 1050e8f32de5SMark Haverkamp 1051e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 1052e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1053e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1054e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1055e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1056e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1057e8f32de5SMark Haverkamp /* 1058e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1059e8f32de5SMark Haverkamp */ 1060e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1061e8f32de5SMark Haverkamp fib, 1062e8f32de5SMark Haverkamp fibsize, 1063e8f32de5SMark Haverkamp FsaNormal, 1064e8f32de5SMark Haverkamp 0, 1, 1065e8f32de5SMark Haverkamp (fib_callback) io_callback, 1066e8f32de5SMark Haverkamp (void *) cmd); 1067e8f32de5SMark Haverkamp } 1068e8f32de5SMark Haverkamp 10699d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1070e8f32de5SMark Haverkamp { 1071e8f32de5SMark Haverkamp u16 fibsize; 1072e8f32de5SMark Haverkamp struct aac_write *writecmd; 1073e8f32de5SMark Haverkamp aac_fib_init(fib); 1074e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1075e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1076e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1077e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1078e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 1079e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1080e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1081e8f32de5SMark Haverkamp 1082e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 1083e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1084e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1085e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1086e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1087e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1088e8f32de5SMark Haverkamp /* 1089e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1090e8f32de5SMark Haverkamp */ 1091e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1092e8f32de5SMark Haverkamp fib, 1093e8f32de5SMark Haverkamp fibsize, 1094e8f32de5SMark Haverkamp FsaNormal, 1095e8f32de5SMark Haverkamp 0, 1, 1096e8f32de5SMark Haverkamp (fib_callback) io_callback, 1097e8f32de5SMark Haverkamp (void *) cmd); 1098e8f32de5SMark Haverkamp } 1099e8f32de5SMark Haverkamp 1100e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1101e8f32de5SMark Haverkamp { 1102e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1103e8f32de5SMark Haverkamp u32 flag; 1104e8f32de5SMark Haverkamp u32 timeout; 1105e8f32de5SMark Haverkamp 1106e8f32de5SMark Haverkamp aac_fib_init(fib); 1107e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1108e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1109e8f32de5SMark Haverkamp flag = SRB_DataOut; 1110e8f32de5SMark Haverkamp break; 1111e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1112e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1113e8f32de5SMark Haverkamp break; 1114e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1115e8f32de5SMark Haverkamp flag = SRB_DataIn; 1116e8f32de5SMark Haverkamp break; 1117e8f32de5SMark Haverkamp case DMA_NONE: 1118e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1119e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1120e8f32de5SMark Haverkamp break; 1121e8f32de5SMark Haverkamp } 1122e8f32de5SMark Haverkamp 1123e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1124e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1125e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1126e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1127e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1128e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1129e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1130e8f32de5SMark Haverkamp if (timeout == 0) 1131e8f32de5SMark Haverkamp timeout = 1; 1132e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1133e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1134e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1135e8f32de5SMark Haverkamp return srbcmd; 1136e8f32de5SMark Haverkamp } 1137e8f32de5SMark Haverkamp 1138e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1139e8f32de5SMark Haverkamp 1140e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1141e8f32de5SMark Haverkamp { 1142e8f32de5SMark Haverkamp u16 fibsize; 1143e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1144e8f32de5SMark Haverkamp 1145e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1146727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1147e8f32de5SMark Haverkamp 1148e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1149e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1150e8f32de5SMark Haverkamp /* 1151e8f32de5SMark Haverkamp * Build Scatter/Gather list 1152e8f32de5SMark Haverkamp */ 1153e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1154e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1155e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1156e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1157e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1158e8f32de5SMark Haverkamp 1159e8f32de5SMark Haverkamp /* 1160e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1161e8f32de5SMark Haverkamp */ 1162e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1163e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1164e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1165e8f32de5SMark Haverkamp (void *) cmd); 1166e8f32de5SMark Haverkamp } 1167e8f32de5SMark Haverkamp 1168e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1169e8f32de5SMark Haverkamp { 1170e8f32de5SMark Haverkamp u16 fibsize; 1171e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1172e8f32de5SMark Haverkamp 1173e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1174727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1175e8f32de5SMark Haverkamp 1176e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1177e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1178e8f32de5SMark Haverkamp /* 1179e8f32de5SMark Haverkamp * Build Scatter/Gather list 1180e8f32de5SMark Haverkamp */ 1181e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1182e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1183e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1184e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1185e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1186e8f32de5SMark Haverkamp 1187e8f32de5SMark Haverkamp /* 1188e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1189e8f32de5SMark Haverkamp */ 1190e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1191e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1192e8f32de5SMark Haverkamp } 1193e8f32de5SMark Haverkamp 11941da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 11951da177e4SLinus Torvalds { 11961da177e4SLinus Torvalds struct fib* fibptr; 11971da177e4SLinus Torvalds int rcode; 11981da177e4SLinus Torvalds u32 tmp; 11997c00ffa3SMark Haverkamp struct aac_adapter_info *info; 120084971738SMark Haverkamp struct aac_bus_info *command; 120184971738SMark Haverkamp struct aac_bus_info_response *bus_info; 12027c00ffa3SMark Haverkamp 1203bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 12041da177e4SLinus Torvalds return -ENOMEM; 12051da177e4SLinus Torvalds 1206bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12071da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 12087c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 12091da177e4SLinus Torvalds 1210bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 12111da177e4SLinus Torvalds fibptr, 12127c00ffa3SMark Haverkamp sizeof(*info), 12131da177e4SLinus Torvalds FsaNormal, 12149203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 12151da177e4SLinus Torvalds NULL, 12161da177e4SLinus Torvalds NULL); 12171da177e4SLinus Torvalds 12187c00ffa3SMark Haverkamp if (rcode < 0) { 1219bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1220bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 12217c00ffa3SMark Haverkamp return rcode; 12227c00ffa3SMark Haverkamp } 12237c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 12247c00ffa3SMark Haverkamp 12257c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 12267c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 12277c00ffa3SMark Haverkamp 1228bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12297c00ffa3SMark Haverkamp 12307c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 12317c00ffa3SMark Haverkamp 12327c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 12337c00ffa3SMark Haverkamp 1234bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 12357c00ffa3SMark Haverkamp fibptr, 12367c00ffa3SMark Haverkamp sizeof(*info), 12377c00ffa3SMark Haverkamp FsaNormal, 12387c00ffa3SMark Haverkamp 1, 1, 12397c00ffa3SMark Haverkamp NULL, 12407c00ffa3SMark Haverkamp NULL); 12417c00ffa3SMark Haverkamp 12427c00ffa3SMark Haverkamp if (rcode >= 0) 12437c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 12447c00ffa3SMark Haverkamp } 12451da177e4SLinus Torvalds 124684971738SMark Haverkamp 124784971738SMark Haverkamp /* 124884971738SMark Haverkamp * GetBusInfo 124984971738SMark Haverkamp */ 125084971738SMark Haverkamp 1251bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 125284971738SMark Haverkamp 125384971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 125484971738SMark Haverkamp 125584971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 125684971738SMark Haverkamp 125784971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 125884971738SMark Haverkamp 125984971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 126084971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 126184971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 126284971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 126384971738SMark Haverkamp 1264bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 126584971738SMark Haverkamp fibptr, 126684971738SMark Haverkamp sizeof (*bus_info), 126784971738SMark Haverkamp FsaNormal, 126884971738SMark Haverkamp 1, 1, 126984971738SMark Haverkamp NULL, NULL); 127084971738SMark Haverkamp 127184971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 127284971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 127384971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 127484971738SMark Haverkamp } 127584971738SMark Haverkamp 12768c867b25SMark Haverkamp if (!dev->in_reset) { 127724f02e1dSSalyzyn, Mark char buffer[16]; 12781da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 12797c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 12801da177e4SLinus Torvalds dev->name, 12811da177e4SLinus Torvalds dev->id, 12821da177e4SLinus Torvalds tmp>>24, 12831da177e4SLinus Torvalds (tmp>>16)&0xff, 12841da177e4SLinus Torvalds tmp&0xff, 12857c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 12867c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 12877c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 12881da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 12891da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 12901da177e4SLinus Torvalds dev->name, dev->id, 12911da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 12921da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 12931da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 12941da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 12951da177e4SLinus Torvalds dev->name, dev->id, 12961da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 12971da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 129824f02e1dSSalyzyn, Mark buffer[0] = '\0'; 129924f02e1dSSalyzyn, Mark if (aac_show_serial_number( 130024f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 130124f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 130224f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1303a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1304a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1305a45c863fSSalyzyn, Mark dev->name, dev->id, 1306a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1307a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1308a45c863fSSalyzyn, Mark } 130929c97684SSalyzyn, Mark if (!check_reset || 131029c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 131129c97684SSalyzyn, Mark le32_to_cpu(AAC_OPTION_IGNORE_RESET))) { 131229c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 131329c97684SSalyzyn, Mark dev->name, dev->id); 131429c97684SSalyzyn, Mark } 13158c867b25SMark Haverkamp } 13161da177e4SLinus Torvalds 13171da177e4SLinus Torvalds dev->nondasd_support = 0; 13181da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 13191da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 13201da177e4SLinus Torvalds dev->nondasd_support = 1; 13211da177e4SLinus Torvalds } 13221da177e4SLinus Torvalds 13231da177e4SLinus Torvalds /* 13241da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 13251da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 13261da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 13271da177e4SLinus Torvalds * additional changes changes will have to be made to support 13281da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 13291da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 13301da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 13311da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 13321da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 13331da177e4SLinus Torvalds */ 13341da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 13351da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 13361da177e4SLinus Torvalds dev->nondasd_support = 1; 13371da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 13381da177e4SLinus Torvalds } 13391da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 13401da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 13411da177e4SLinus Torvalds dev->name, dev->id); 13421da177e4SLinus Torvalds 13431da177e4SLinus Torvalds if(nondasd != -1) { 13441da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 13451da177e4SLinus Torvalds } 13461da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 13471da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 13481da177e4SLinus Torvalds } 13491da177e4SLinus Torvalds 13501da177e4SLinus Torvalds dev->dac_support = 0; 13511da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 13521da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 13531da177e4SLinus Torvalds dev->dac_support = 1; 13541da177e4SLinus Torvalds } 13551da177e4SLinus Torvalds 13561da177e4SLinus Torvalds if(dacmode != -1) { 13571da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 13581da177e4SLinus Torvalds } 13591da177e4SLinus Torvalds if(dev->dac_support != 0) { 136071e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 136171e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 13621da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 13631da177e4SLinus Torvalds dev->name, dev->id); 136471e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 136571e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 13661da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 13671da177e4SLinus Torvalds dev->name, dev->id); 13681da177e4SLinus Torvalds dev->dac_support = 0; 13691da177e4SLinus Torvalds } else { 13701da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 13711da177e4SLinus Torvalds dev->name, dev->id); 13721da177e4SLinus Torvalds rcode = -ENOMEM; 13731da177e4SLinus Torvalds } 13741da177e4SLinus Torvalds } 13757c00ffa3SMark Haverkamp /* 1376e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1377e8f32de5SMark Haverkamp * interface. 13787c00ffa3SMark Haverkamp */ 1379e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 1380e8f32de5SMark Haverkamp ? aac_scsi_64 1381e8f32de5SMark Haverkamp : aac_scsi_32; 1382e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1383e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1384e8f32de5SMark Haverkamp ? aac_bounds_64 1385e8f32de5SMark Haverkamp : aac_bounds_32; 1386e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1387e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1388e8f32de5SMark Haverkamp } else { 1389e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 13907c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 13917c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 139263a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 139363a70eeaSMark Haverkamp sizeof(struct sgentry); 13947c00ffa3SMark Haverkamp if (dev->dac_support) { 1395e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1396e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 13977c00ffa3SMark Haverkamp /* 13987c00ffa3SMark Haverkamp * 38 scatter gather elements 13997c00ffa3SMark Haverkamp */ 14007c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 14017c00ffa3SMark Haverkamp (dev->max_fib_size - 14027c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 14037c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 140463a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 140563a70eeaSMark Haverkamp sizeof(struct sgentry64); 1406e8f32de5SMark Haverkamp } else { 1407e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1408e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 14097c00ffa3SMark Haverkamp } 14107c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 14117c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 14127c00ffa3SMark Haverkamp /* 14137c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 14147c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 14157c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 14167c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 14177c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 14187c00ffa3SMark Haverkamp * element. 14197c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 14207c00ffa3SMark Haverkamp */ 14217c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 14227c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 14237c00ffa3SMark Haverkamp } 14240e68c003SMark Haverkamp } 14251da177e4SLinus Torvalds 1426bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1427bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 14281da177e4SLinus Torvalds 14291da177e4SLinus Torvalds return rcode; 14301da177e4SLinus Torvalds } 14311da177e4SLinus Torvalds 14321da177e4SLinus Torvalds 1433e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 14341da177e4SLinus Torvalds { 14351da177e4SLinus Torvalds struct aac_dev *dev; 14361da177e4SLinus Torvalds struct aac_read_reply *readreply; 14371da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 14381da177e4SLinus Torvalds u32 cid; 14391da177e4SLinus Torvalds 14401da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 14411da177e4SLinus Torvalds 144203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 144303d44337SMark Haverkamp return; 144403d44337SMark Haverkamp 14451a655040SSalyzyn, Mark dev = fibptr->dev; 1446e5718774SMark Haverkamp cid = scmd_id(scsicmd); 14471da177e4SLinus Torvalds 14487a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 14497a8cf29dSMark Haverkamp u64 lba; 14507a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14517a8cf29dSMark Haverkamp case WRITE_6: 14527a8cf29dSMark Haverkamp case READ_6: 14537a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14547a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14557a8cf29dSMark Haverkamp break; 14567a8cf29dSMark Haverkamp case WRITE_16: 14577a8cf29dSMark Haverkamp case READ_16: 14587a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14597a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14607a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14617a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14627a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14637a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14647a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14657a8cf29dSMark Haverkamp break; 14667a8cf29dSMark Haverkamp case WRITE_12: 14677a8cf29dSMark Haverkamp case READ_12: 14687a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14697a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14707a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14717a8cf29dSMark Haverkamp break; 14727a8cf29dSMark Haverkamp default: 14737a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14747a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14757a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14767a8cf29dSMark Haverkamp break; 14777a8cf29dSMark Haverkamp } 14787a8cf29dSMark Haverkamp printk(KERN_DEBUG 14797a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 14807a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 14817a8cf29dSMark Haverkamp } 14821da177e4SLinus Torvalds 1483125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 14841da177e4SLinus Torvalds 1485727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1486727eead6SFUJITA Tomonori 14871da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 14881da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 14891da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 14901da177e4SLinus Torvalds else { 14917c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1492e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 14931da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 14947c00ffa3SMark Haverkamp #endif 14951da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 14961da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 14971da177e4SLinus Torvalds HARDWARE_ERROR, 14981da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 14991da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 15001da177e4SLinus Torvalds 0, 0); 15011da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15021da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 15031da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 15041da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 15051da177e4SLinus Torvalds } 1506bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1507bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 15081da177e4SLinus Torvalds 15098e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15101da177e4SLinus Torvalds } 15111da177e4SLinus Torvalds 15129e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 15131da177e4SLinus Torvalds { 15147a8cf29dSMark Haverkamp u64 lba; 15151da177e4SLinus Torvalds u32 count; 15161da177e4SLinus Torvalds int status; 15171da177e4SLinus Torvalds struct aac_dev *dev; 15181da177e4SLinus Torvalds struct fib * cmd_fibcontext; 15191da177e4SLinus Torvalds 15201da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15211da177e4SLinus Torvalds /* 15221da177e4SLinus Torvalds * Get block address and transfer length 15231da177e4SLinus Torvalds */ 15247a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 15257a8cf29dSMark Haverkamp case READ_6: 15269e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 15271da177e4SLinus Torvalds 15287a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 15297a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15301da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15311da177e4SLinus Torvalds 15321da177e4SLinus Torvalds if (count == 0) 15331da177e4SLinus Torvalds count = 256; 15347a8cf29dSMark Haverkamp break; 15357a8cf29dSMark Haverkamp case READ_16: 15369e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 15377a8cf29dSMark Haverkamp 15387a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15407a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15417a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15427a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15437a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15447a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15457a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 15467a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 15477a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15487a8cf29dSMark Haverkamp break; 15497a8cf29dSMark Haverkamp case READ_12: 15509e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 15517a8cf29dSMark Haverkamp 15527a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15537a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15547a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15557a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 15567a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15577a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15587a8cf29dSMark Haverkamp break; 15597a8cf29dSMark Haverkamp default: 15609e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 15611da177e4SLinus Torvalds 15627a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15637a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15647a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15651da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 15667a8cf29dSMark Haverkamp break; 15671da177e4SLinus Torvalds } 15687a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 15697c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1570e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15717a8cf29dSMark Haverkamp return 0; 15721da177e4SLinus Torvalds /* 15731da177e4SLinus Torvalds * Alocate and initialize a Fib 15741da177e4SLinus Torvalds */ 1575bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 15761da177e4SLinus Torvalds return -1; 15771da177e4SLinus Torvalds } 15781da177e4SLinus Torvalds 1579e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 15801da177e4SLinus Torvalds 15811da177e4SLinus Torvalds /* 15821da177e4SLinus Torvalds * Check that the command queued to the controller 15831da177e4SLinus Torvalds */ 158477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 158577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 15861da177e4SLinus Torvalds return 0; 158777d644d4SMark Haverkamp } 15881da177e4SLinus Torvalds 1589bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 15901da177e4SLinus Torvalds /* 15911da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 15921da177e4SLinus Torvalds */ 15931da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 15948e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1595bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1596bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 15971da177e4SLinus Torvalds return 0; 15981da177e4SLinus Torvalds } 15991da177e4SLinus Torvalds 16009e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 16011da177e4SLinus Torvalds { 16027a8cf29dSMark Haverkamp u64 lba; 16031da177e4SLinus Torvalds u32 count; 16049d399cc7SSalyzyn, Mark int fua; 16051da177e4SLinus Torvalds int status; 16061da177e4SLinus Torvalds struct aac_dev *dev; 16071da177e4SLinus Torvalds struct fib * cmd_fibcontext; 16081da177e4SLinus Torvalds 16091da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 16101da177e4SLinus Torvalds /* 16111da177e4SLinus Torvalds * Get block address and transfer length 16121da177e4SLinus Torvalds */ 16131da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 16141da177e4SLinus Torvalds { 16151da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 16161da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 16171da177e4SLinus Torvalds if (count == 0) 16181da177e4SLinus Torvalds count = 256; 16199d399cc7SSalyzyn, Mark fua = 0; 16207a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 16219e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 16227a8cf29dSMark Haverkamp 16237a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 16247a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 16257a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 16267a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 16277a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 16287a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16297a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16307a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 16317a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 16329d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16337a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 16349e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 16357a8cf29dSMark Haverkamp 16367a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 16377a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16387a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 16397a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16409d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16411da177e4SLinus Torvalds } else { 16429e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 16437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16441da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 16459d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16461da177e4SLinus Torvalds } 16477a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 16481da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1649e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 16507a8cf29dSMark Haverkamp return 0; 16511da177e4SLinus Torvalds /* 16521da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 16531da177e4SLinus Torvalds */ 1654bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 16551da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 16568e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16571da177e4SLinus Torvalds return 0; 16581da177e4SLinus Torvalds } 16591da177e4SLinus Torvalds 16609d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 16611da177e4SLinus Torvalds 16621da177e4SLinus Torvalds /* 16631da177e4SLinus Torvalds * Check that the command queued to the controller 16641da177e4SLinus Torvalds */ 166577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 166677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16671da177e4SLinus Torvalds return 0; 16681da177e4SLinus Torvalds } 16691da177e4SLinus Torvalds 1670bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 16711da177e4SLinus Torvalds /* 16721da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 16731da177e4SLinus Torvalds */ 16741da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 16758e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16761da177e4SLinus Torvalds 1677bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1678bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16791da177e4SLinus Torvalds return 0; 16801da177e4SLinus Torvalds } 16811da177e4SLinus Torvalds 16821da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 16831da177e4SLinus Torvalds { 16841da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 16851da177e4SLinus Torvalds struct scsi_cmnd *cmd; 16861da177e4SLinus Torvalds 16871da177e4SLinus Torvalds cmd = context; 16881da177e4SLinus Torvalds 168903d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 169003d44337SMark Haverkamp return; 169103d44337SMark Haverkamp 16921da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 16931da177e4SLinus Torvalds smp_processor_id(), jiffies)); 16941da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 16951da177e4SLinus Torvalds 16961da177e4SLinus Torvalds 16971da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 16981da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 16991da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 17001da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17011da177e4SLinus Torvalds else { 17021da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 17031a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1704e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 17051da177e4SLinus Torvalds printk(KERN_WARNING 17061da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 17071da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 17081da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 17091da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17101da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 17111da177e4SLinus Torvalds HARDWARE_ERROR, 17121da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 17131da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 17141da177e4SLinus Torvalds 0, 0); 17151da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17161da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 17171da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 17181da177e4SLinus Torvalds } 17191da177e4SLinus Torvalds 1720bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1721bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 17228e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 17231da177e4SLinus Torvalds } 17241da177e4SLinus Torvalds 17259e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 17261da177e4SLinus Torvalds { 17271da177e4SLinus Torvalds int status; 17281da177e4SLinus Torvalds struct fib *cmd_fibcontext; 17291da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 17301da177e4SLinus Torvalds struct scsi_cmnd *cmd; 17311da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 17321da177e4SLinus Torvalds int active = 0; 173390ee3466SMark Haverkamp struct aac_dev *aac; 17341da177e4SLinus Torvalds unsigned long flags; 17351da177e4SLinus Torvalds 17361da177e4SLinus Torvalds /* 173777d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 173877d644d4SMark Haverkamp * specific target (block). 17391da177e4SLinus Torvalds */ 17401da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 17411da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 174277d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 17431da177e4SLinus Torvalds ++active; 17441da177e4SLinus Torvalds break; 17451da177e4SLinus Torvalds } 17461da177e4SLinus Torvalds 17471da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 17481da177e4SLinus Torvalds 17491da177e4SLinus Torvalds /* 17501da177e4SLinus Torvalds * Yield the processor (requeue for later) 17511da177e4SLinus Torvalds */ 17521da177e4SLinus Torvalds if (active) 17531da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 17541da177e4SLinus Torvalds 175590ee3466SMark Haverkamp aac = (struct aac_dev *)scsicmd->device->host->hostdata; 17568c867b25SMark Haverkamp if (aac->in_reset) 17578c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 17588c867b25SMark Haverkamp 17591da177e4SLinus Torvalds /* 17607c00ffa3SMark Haverkamp * Allocate and initialize a Fib 17611da177e4SLinus Torvalds */ 176290ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 17631da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 17641da177e4SLinus Torvalds 1765bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 17661da177e4SLinus Torvalds 17671da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 17681da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 17691da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 17709e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 17711da177e4SLinus Torvalds synchronizecmd->count = 17721da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 17731da177e4SLinus Torvalds 17741da177e4SLinus Torvalds /* 17751da177e4SLinus Torvalds * Now send the Fib to the adapter 17761da177e4SLinus Torvalds */ 1777bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 17781da177e4SLinus Torvalds cmd_fibcontext, 17791da177e4SLinus Torvalds sizeof(struct aac_synchronize), 17801da177e4SLinus Torvalds FsaNormal, 17811da177e4SLinus Torvalds 0, 1, 17821da177e4SLinus Torvalds (fib_callback)synchronize_callback, 17831da177e4SLinus Torvalds (void *)scsicmd); 17841da177e4SLinus Torvalds 17851da177e4SLinus Torvalds /* 17861da177e4SLinus Torvalds * Check that the command queued to the controller 17871da177e4SLinus Torvalds */ 178877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 178977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 17901da177e4SLinus Torvalds return 0; 179177d644d4SMark Haverkamp } 17921da177e4SLinus Torvalds 17931da177e4SLinus Torvalds printk(KERN_WARNING 1794bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1795bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1796bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 17971da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 17981da177e4SLinus Torvalds } 17991da177e4SLinus Torvalds 18001da177e4SLinus Torvalds /** 18011da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 18021da177e4SLinus Torvalds * @scsicmd: SCSI command block 18031da177e4SLinus Torvalds * 18041da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 18051da177e4SLinus Torvalds * aacraid firmware. 18061da177e4SLinus Torvalds */ 18071da177e4SLinus Torvalds 18081da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 18091da177e4SLinus Torvalds { 18101a655040SSalyzyn, Mark u32 cid; 18111da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 18121da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 18131da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 18141da177e4SLinus Torvalds 181590ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 181690ee3466SMark Haverkamp return -1; 18171da177e4SLinus Torvalds /* 18181da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 18191da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 18201da177e4SLinus Torvalds * itself. 18211da177e4SLinus Torvalds */ 18221a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 18231a655040SSalyzyn, Mark if (cid != host->this_id) { 18241a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 18251a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 1826e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 18271da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 18281da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18291da177e4SLinus Torvalds return 0; 18301da177e4SLinus Torvalds } 18311da177e4SLinus Torvalds 18321da177e4SLinus Torvalds /* 18331da177e4SLinus Torvalds * If the target container doesn't exist, it may have 18341da177e4SLinus Torvalds * been newly created 18351da177e4SLinus Torvalds */ 18361da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 18371da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 18387a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 18397a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 18407a8cf29dSMark Haverkamp !(dev->raw_io_64) || 18417a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 18427a8cf29dSMark Haverkamp break; 18431da177e4SLinus Torvalds case INQUIRY: 18441da177e4SLinus Torvalds case READ_CAPACITY: 18451da177e4SLinus Torvalds case TEST_UNIT_READY: 18468c867b25SMark Haverkamp if (dev->in_reset) 18478c867b25SMark Haverkamp return -1; 1848fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1849fe76df42SMark Haverkamp aac_probe_container_callback2); 18501da177e4SLinus Torvalds default: 18511da177e4SLinus Torvalds break; 18521da177e4SLinus Torvalds } 18531da177e4SLinus Torvalds } 18541da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1855653ba58dSMark Haverkamp if ((dev->nondasd_support == 1) || expose_physicals) { 18568c867b25SMark Haverkamp if (dev->in_reset) 18578c867b25SMark Haverkamp return -1; 18581da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 18591da177e4SLinus Torvalds } else { 18601da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 18611da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18621da177e4SLinus Torvalds return 0; 18631da177e4SLinus Torvalds } 18641da177e4SLinus Torvalds } 18651da177e4SLinus Torvalds } 18661da177e4SLinus Torvalds /* 18671da177e4SLinus Torvalds * else Command for the controller itself 18681da177e4SLinus Torvalds */ 18691da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 18701da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 18711da177e4SLinus Torvalds { 18721da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 18731da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 18741da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 18751da177e4SLinus Torvalds ILLEGAL_REQUEST, 18761da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 18771da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 18781da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 18791da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 18801da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 18811da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 18821da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18831da177e4SLinus Torvalds return 0; 18841da177e4SLinus Torvalds } 18851da177e4SLinus Torvalds 18861da177e4SLinus Torvalds 18871da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 18881da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 18891da177e4SLinus Torvalds case INQUIRY: 18901da177e4SLinus Torvalds { 18913b2946ccSMark Haverkamp struct inquiry_data inq_data; 18921da177e4SLinus Torvalds 18931a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 18943b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 18951da177e4SLinus Torvalds 189688e2f98eSSalyzyn, Mark if (scsicmd->cmnd[1] & 0x1 ) { 189788e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 189888e2f98eSSalyzyn, Mark 189988e2f98eSSalyzyn, Mark /* EVPD bit set */ 190088e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 190188e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 190288e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 190388e2f98eSSalyzyn, Mark /* supported vital product data pages */ 190488e2f98eSSalyzyn, Mark arr[3] = 2; 190588e2f98eSSalyzyn, Mark arr[4] = 0x0; 190688e2f98eSSalyzyn, Mark arr[5] = 0x80; 190788e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 190888e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, &inq_data, 0, 190988e2f98eSSalyzyn, Mark sizeof(inq_data)); 191088e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 191188e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 191288e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 191388e2f98eSSalyzyn, Mark /* unit serial number page */ 191488e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 191588e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 191688e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 191788e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, &inq_data, 0, 191888e2f98eSSalyzyn, Mark sizeof(inq_data)); 191988e2f98eSSalyzyn, Mark return aac_get_container_serial(scsicmd); 192088e2f98eSSalyzyn, Mark } else { 192188e2f98eSSalyzyn, Mark /* vpd page not implemented */ 192288e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 192388e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 192488e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 192588e2f98eSSalyzyn, Mark set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 192688e2f98eSSalyzyn, Mark ILLEGAL_REQUEST, 192788e2f98eSSalyzyn, Mark SENCODE_INVALID_CDB_FIELD, 192888e2f98eSSalyzyn, Mark ASENCODE_NO_SENSE, 0, 7, 2, 0); 192988e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 193088e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 193188e2f98eSSalyzyn, Mark (sizeof(dev->fsa_dev[cid].sense_data) > 193288e2f98eSSalyzyn, Mark sizeof(scsicmd->sense_buffer)) 193388e2f98eSSalyzyn, Mark ? sizeof(scsicmd->sense_buffer) 193488e2f98eSSalyzyn, Mark : sizeof(dev->fsa_dev[cid].sense_data)); 193588e2f98eSSalyzyn, Mark } 193688e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 193788e2f98eSSalyzyn, Mark return 0; 193888e2f98eSSalyzyn, Mark } 19393b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 19403b2946ccSMark 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 */ 19413b2946ccSMark Haverkamp inq_data.inqd_len = 31; 19421da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 19433b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 19441da177e4SLinus Torvalds /* 19451da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 19461da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 19471da177e4SLinus Torvalds */ 19481a655040SSalyzyn, Mark if (cid == host->this_id) { 19496391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 19503b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 19513b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 19521da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19531da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19541da177e4SLinus Torvalds return 0; 19551da177e4SLinus Torvalds } 19568c867b25SMark Haverkamp if (dev->in_reset) 19578c867b25SMark Haverkamp return -1; 1958794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 19593b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 19603b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 19619e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 19621da177e4SLinus Torvalds } 19637a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 19647a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 19657a8cf29dSMark Haverkamp !(dev->raw_io_64) || 19667a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 19677a8cf29dSMark Haverkamp break; 19687a8cf29dSMark Haverkamp { 19697a8cf29dSMark Haverkamp u64 capacity; 197007ce5ebaSMark Haverkamp char cp[13]; 19717a8cf29dSMark Haverkamp 19727a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 19737a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 19747a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 19757a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 19767a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 19777a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 19787a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 19797a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 19807a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 19817a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 19827a8cf29dSMark Haverkamp cp[8] = 0; 19837a8cf29dSMark Haverkamp cp[9] = 0; 19847a8cf29dSMark Haverkamp cp[10] = 2; 19857a8cf29dSMark Haverkamp cp[11] = 0; 198607ce5ebaSMark Haverkamp cp[12] = 0; 198707ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 19881241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 198907ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 199007ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 199107ce5ebaSMark Haverkamp 199207ce5ebaSMark Haverkamp memset(cp, 0, offset); 199307ce5ebaSMark Haverkamp do { 19941241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 19951241f359SMark Haverkamp sizeof(cp)); 199607ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 199707ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 199807ce5ebaSMark Haverkamp } 19997a8cf29dSMark Haverkamp 20007a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 20017a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 20027a8cf29dSMark Haverkamp 20037a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20047a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 20057a8cf29dSMark Haverkamp 20067a8cf29dSMark Haverkamp return 0; 20077a8cf29dSMark Haverkamp } 20087a8cf29dSMark Haverkamp 20091da177e4SLinus Torvalds case READ_CAPACITY: 20101da177e4SLinus Torvalds { 20111da177e4SLinus Torvalds u32 capacity; 20123b2946ccSMark Haverkamp char cp[8]; 20131da177e4SLinus Torvalds 20141da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 20157a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 20161da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 20171da177e4SLinus Torvalds else 20181da177e4SLinus Torvalds capacity = (u32)-1; 20193b2946ccSMark Haverkamp 20201da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 20211da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 20221da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 20231da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 20241da177e4SLinus Torvalds cp[4] = 0; 20251da177e4SLinus Torvalds cp[5] = 0; 20261da177e4SLinus Torvalds cp[6] = 2; 20271da177e4SLinus Torvalds cp[7] = 0; 20283b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 20297a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 20307a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 20311da177e4SLinus Torvalds 20321da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20331da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20341da177e4SLinus Torvalds 20351da177e4SLinus Torvalds return 0; 20361da177e4SLinus Torvalds } 20371da177e4SLinus Torvalds 20381da177e4SLinus Torvalds case MODE_SENSE: 20391da177e4SLinus Torvalds { 20409d399cc7SSalyzyn, Mark char mode_buf[7]; 20419d399cc7SSalyzyn, Mark int mode_buf_length = 4; 20421da177e4SLinus Torvalds 20431da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 20441da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 20451da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 20469d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 20479d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 20489d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 20499d399cc7SSalyzyn, Mark if (dev->raw_io_interface) 20509d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 20511da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 20529d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 20539d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 20549d399cc7SSalyzyn, Mark mode_buf[0] = 6; 20559d399cc7SSalyzyn, Mark mode_buf[4] = 8; 20569d399cc7SSalyzyn, Mark mode_buf[5] = 1; 20579d399cc7SSalyzyn, Mark mode_buf[6] = 0x04; /* WCE */ 20589d399cc7SSalyzyn, Mark mode_buf_length = 7; 20599d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 20609d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 20619d399cc7SSalyzyn, Mark } 20629d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 20631da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20641da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20651da177e4SLinus Torvalds 20661da177e4SLinus Torvalds return 0; 20671da177e4SLinus Torvalds } 20681da177e4SLinus Torvalds case MODE_SENSE_10: 20691da177e4SLinus Torvalds { 20709d399cc7SSalyzyn, Mark char mode_buf[11]; 20719d399cc7SSalyzyn, Mark int mode_buf_length = 8; 20721da177e4SLinus Torvalds 20731da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 20741da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 20751da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 20761da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 20779d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 20789d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 20799d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 20809d399cc7SSalyzyn, Mark if (dev->raw_io_interface) 20819d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 20821da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 20831da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 20841da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 20851da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 20869d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 20879d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 20889d399cc7SSalyzyn, Mark mode_buf[1] = 9; 20899d399cc7SSalyzyn, Mark mode_buf[8] = 8; 20909d399cc7SSalyzyn, Mark mode_buf[9] = 1; 20919d399cc7SSalyzyn, Mark mode_buf[10] = 0x04; /* WCE */ 20929d399cc7SSalyzyn, Mark mode_buf_length = 11; 20939d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 20949d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 20959d399cc7SSalyzyn, Mark } 20969d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 20971da177e4SLinus Torvalds 20981da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20991da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21001da177e4SLinus Torvalds 21011da177e4SLinus Torvalds return 0; 21021da177e4SLinus Torvalds } 21031da177e4SLinus Torvalds case REQUEST_SENSE: 21041da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 21051da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 21061da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 21071da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21081da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21091da177e4SLinus Torvalds return 0; 21101da177e4SLinus Torvalds 21111da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 21121da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 21131da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 21141da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 21151da177e4SLinus Torvalds else 21161da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 21171da177e4SLinus Torvalds 21181da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21191da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21201da177e4SLinus Torvalds return 0; 21211da177e4SLinus Torvalds /* 21221da177e4SLinus Torvalds * These commands are all No-Ops 21231da177e4SLinus Torvalds */ 21241da177e4SLinus Torvalds case TEST_UNIT_READY: 21251da177e4SLinus Torvalds case RESERVE: 21261da177e4SLinus Torvalds case RELEASE: 21271da177e4SLinus Torvalds case REZERO_UNIT: 21281da177e4SLinus Torvalds case REASSIGN_BLOCKS: 21291da177e4SLinus Torvalds case SEEK_10: 21301da177e4SLinus Torvalds case START_STOP: 21311da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21321da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21331da177e4SLinus Torvalds return 0; 21341da177e4SLinus Torvalds } 21351da177e4SLinus Torvalds 21361da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 21371da177e4SLinus Torvalds { 21381da177e4SLinus Torvalds case READ_6: 21391da177e4SLinus Torvalds case READ_10: 21407a8cf29dSMark Haverkamp case READ_12: 21417a8cf29dSMark Haverkamp case READ_16: 21428c867b25SMark Haverkamp if (dev->in_reset) 21438c867b25SMark Haverkamp return -1; 21441da177e4SLinus Torvalds /* 21451da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 21461da177e4SLinus Torvalds * corresponds to a container. Needed to convert 21471da177e4SLinus Torvalds * containers to /dev/sd device names 21481da177e4SLinus Torvalds */ 21491da177e4SLinus Torvalds 21501da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 21517a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 21521da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 21537a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 21547a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 215577d644d4SMark Haverkamp 21569e7c349cSMark Haverkamp return aac_read(scsicmd); 21571da177e4SLinus Torvalds 21581da177e4SLinus Torvalds case WRITE_6: 21591da177e4SLinus Torvalds case WRITE_10: 21607a8cf29dSMark Haverkamp case WRITE_12: 21617a8cf29dSMark Haverkamp case WRITE_16: 21628c867b25SMark Haverkamp if (dev->in_reset) 21638c867b25SMark Haverkamp return -1; 21649e7c349cSMark Haverkamp return aac_write(scsicmd); 21651da177e4SLinus Torvalds 21661da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 21671da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 21689e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 21691da177e4SLinus Torvalds 21701da177e4SLinus Torvalds default: 21711da177e4SLinus Torvalds /* 21721da177e4SLinus Torvalds * Unhandled commands 21731da177e4SLinus Torvalds */ 21747c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 21751da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 21761da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 21771da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 21781da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 21791da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 21801da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 21811da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 21821da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 21831da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21841da177e4SLinus Torvalds return 0; 21851da177e4SLinus Torvalds } 21861da177e4SLinus Torvalds } 21871da177e4SLinus Torvalds 21881da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 21891da177e4SLinus Torvalds { 21901da177e4SLinus Torvalds struct aac_query_disk qd; 21911da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 21921da177e4SLinus Torvalds 21931da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 219490ee3466SMark Haverkamp if (!fsa_dev_ptr) 219565101355SMark Haverkamp return -EBUSY; 21961da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 21971da177e4SLinus Torvalds return -EFAULT; 21981da177e4SLinus Torvalds if (qd.cnum == -1) 2199e5718774SMark Haverkamp qd.cnum = qd.id; 22001da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 22011da177e4SLinus Torvalds { 22021da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 22031da177e4SLinus Torvalds return -EINVAL; 22041da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 22051da177e4SLinus Torvalds qd.bus = 0; 22061da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 22071da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 22081da177e4SLinus Torvalds } 22091da177e4SLinus Torvalds else return -EINVAL; 22101da177e4SLinus Torvalds 2211fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 22121da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 22131da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 22141da177e4SLinus Torvalds 22151da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 22161da177e4SLinus Torvalds qd.unmapped = 1; 22171da177e4SLinus Torvalds else 22181da177e4SLinus Torvalds qd.unmapped = 0; 22191da177e4SLinus Torvalds 22201da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 22211da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 22221da177e4SLinus Torvalds 22231da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 22241da177e4SLinus Torvalds return -EFAULT; 22251da177e4SLinus Torvalds return 0; 22261da177e4SLinus Torvalds } 22271da177e4SLinus Torvalds 22281da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 22291da177e4SLinus Torvalds { 22301da177e4SLinus Torvalds struct aac_delete_disk dd; 22311da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 22321da177e4SLinus Torvalds 22331da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 223465101355SMark Haverkamp if (!fsa_dev_ptr) 223565101355SMark Haverkamp return -EBUSY; 22361da177e4SLinus Torvalds 22371da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 22381da177e4SLinus Torvalds return -EFAULT; 22391da177e4SLinus Torvalds 22401da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 22411da177e4SLinus Torvalds return -EINVAL; 22421da177e4SLinus Torvalds /* 22431da177e4SLinus Torvalds * Mark this container as being deleted. 22441da177e4SLinus Torvalds */ 22451da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 22461da177e4SLinus Torvalds /* 22471da177e4SLinus Torvalds * Mark the container as no longer valid 22481da177e4SLinus Torvalds */ 22491da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 22501da177e4SLinus Torvalds return 0; 22511da177e4SLinus Torvalds } 22521da177e4SLinus Torvalds 22531da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 22541da177e4SLinus Torvalds { 22551da177e4SLinus Torvalds struct aac_delete_disk dd; 22561da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 22571da177e4SLinus Torvalds 22581da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 225990ee3466SMark Haverkamp if (!fsa_dev_ptr) 226065101355SMark Haverkamp return -EBUSY; 22611da177e4SLinus Torvalds 22621da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 22631da177e4SLinus Torvalds return -EFAULT; 22641da177e4SLinus Torvalds 22651da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 22661da177e4SLinus Torvalds return -EINVAL; 22671da177e4SLinus Torvalds /* 22681da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 22691da177e4SLinus Torvalds */ 22701da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 22711da177e4SLinus Torvalds return -EBUSY; 22721da177e4SLinus Torvalds else { 22731da177e4SLinus Torvalds /* 22741da177e4SLinus Torvalds * Mark the container as no longer being valid. 22751da177e4SLinus Torvalds */ 22761da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 22771da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 22781da177e4SLinus Torvalds return 0; 22791da177e4SLinus Torvalds } 22801da177e4SLinus Torvalds } 22811da177e4SLinus Torvalds 22821da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 22831da177e4SLinus Torvalds { 22841da177e4SLinus Torvalds switch (cmd) { 22851da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 22861da177e4SLinus Torvalds return query_disk(dev, arg); 22871da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 22881da177e4SLinus Torvalds return delete_disk(dev, arg); 22891da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 22901da177e4SLinus Torvalds return force_delete_disk(dev, arg); 22911da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 22921da177e4SLinus Torvalds return aac_get_containers(dev); 22931da177e4SLinus Torvalds default: 22941da177e4SLinus Torvalds return -ENOTTY; 22951da177e4SLinus Torvalds } 22961da177e4SLinus Torvalds } 22971da177e4SLinus Torvalds 22981da177e4SLinus Torvalds /** 22991da177e4SLinus Torvalds * 23001da177e4SLinus Torvalds * aac_srb_callback 23011da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 23021da177e4SLinus Torvalds * @fibptr: pointer to the fib 23031da177e4SLinus Torvalds * 23041da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 23051da177e4SLinus Torvalds * 23061da177e4SLinus Torvalds */ 23071da177e4SLinus Torvalds 23081da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 23091da177e4SLinus Torvalds { 23101da177e4SLinus Torvalds struct aac_dev *dev; 23111da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 23121da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23131da177e4SLinus Torvalds 23141da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 231503d44337SMark Haverkamp 231603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 231703d44337SMark Haverkamp return; 231803d44337SMark Haverkamp 2319125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23201da177e4SLinus Torvalds 23211a655040SSalyzyn, Mark dev = fibptr->dev; 23221a655040SSalyzyn, Mark 23231da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 23241da177e4SLinus Torvalds 23251da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 23261da177e4SLinus Torvalds /* 23271da177e4SLinus Torvalds * Calculate resid for sg 23281da177e4SLinus Torvalds */ 23291da177e4SLinus Torvalds 2330727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2331727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 23321da177e4SLinus Torvalds 2333727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 23341da177e4SLinus Torvalds 23351da177e4SLinus Torvalds /* 23361da177e4SLinus Torvalds * First check the fib status 23371da177e4SLinus Torvalds */ 23381da177e4SLinus Torvalds 23391da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 23401da177e4SLinus Torvalds int len; 23411da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 23421da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 23431da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 23441da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 23451da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 23461da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 23471da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 23481da177e4SLinus Torvalds } 23491da177e4SLinus Torvalds 23501da177e4SLinus Torvalds /* 23511da177e4SLinus Torvalds * Next check the srb status 23521da177e4SLinus Torvalds */ 23531da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 23541da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 23551da177e4SLinus Torvalds case SRB_STATUS_PENDING: 23561da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 23571da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 23581da177e4SLinus Torvalds break; 23591da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 23601da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 23611da177e4SLinus Torvalds case READ_6: 23621da177e4SLinus Torvalds case WRITE_6: 23631da177e4SLinus Torvalds case READ_10: 23641da177e4SLinus Torvalds case WRITE_10: 23651da177e4SLinus Torvalds case READ_12: 23661da177e4SLinus Torvalds case WRITE_12: 23677a8cf29dSMark Haverkamp case READ_16: 23687a8cf29dSMark Haverkamp case WRITE_16: 23691da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 23701da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 23711da177e4SLinus Torvalds } else { 23721da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 23731da177e4SLinus Torvalds } 23741da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 23751da177e4SLinus Torvalds break; 23761da177e4SLinus Torvalds case INQUIRY: { 23771da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 23781da177e4SLinus Torvalds break; 23791da177e4SLinus Torvalds } 23801da177e4SLinus Torvalds default: 23811da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 23821da177e4SLinus Torvalds break; 23831da177e4SLinus Torvalds } 23841da177e4SLinus Torvalds break; 23851da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 23861da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 23871da177e4SLinus Torvalds break; 23881da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 23891da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 23901da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 23911da177e4SLinus Torvalds break; 23921da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 23931da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 23941da177e4SLinus Torvalds break; 23951da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 23961da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 23971da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 23981da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 23991da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 24001da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 24011da177e4SLinus Torvalds break; 24021da177e4SLinus Torvalds 24031da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 24041da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 24051da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 24061da177e4SLinus Torvalds break; 24071da177e4SLinus Torvalds 24081da177e4SLinus Torvalds case SRB_STATUS_BUSY: 2409760af100SSalyzyn, Mark scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 24101da177e4SLinus Torvalds break; 24111da177e4SLinus Torvalds 24121da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 24131da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 24141da177e4SLinus Torvalds break; 24151da177e4SLinus Torvalds 24161da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 24171da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 24181da177e4SLinus Torvalds break; 24191da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 24201da177e4SLinus Torvalds case SRB_STATUS_ERROR: 24211da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 24221da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 24231da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 24241da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 24251da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 24261da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 24271da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 24281da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 24291da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 24301da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 24311da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 24321da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 24331da177e4SLinus Torvalds default: 24341da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 24351da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 24361da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 24371da177e4SLinus Torvalds aac_get_status_string( 24381da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 24391da177e4SLinus Torvalds scsicmd->cmnd[0], 24401da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 24411da177e4SLinus Torvalds #endif 24421da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 24431da177e4SLinus Torvalds break; 24441da177e4SLinus Torvalds } 24451da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 24461da177e4SLinus Torvalds int len; 24471da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 24481da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 24491da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 24501da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 24511da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 24521da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 24537a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 24547a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 24551da177e4SLinus Torvalds #endif 24561da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 24571da177e4SLinus Torvalds 24581da177e4SLinus Torvalds } 24591da177e4SLinus Torvalds /* 24601da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 24611da177e4SLinus Torvalds */ 24621da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 24631da177e4SLinus Torvalds 2464bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2465bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 24668e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 24671da177e4SLinus Torvalds } 24681da177e4SLinus Torvalds 24691da177e4SLinus Torvalds /** 24701da177e4SLinus Torvalds * 24711da177e4SLinus Torvalds * aac_send_scb_fib 24721da177e4SLinus Torvalds * @scsicmd: the scsi command block 24731da177e4SLinus Torvalds * 24741da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 24751da177e4SLinus Torvalds * scsicmd passed in. 24761da177e4SLinus Torvalds */ 24771da177e4SLinus Torvalds 24781da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 24791da177e4SLinus Torvalds { 24801da177e4SLinus Torvalds struct fib* cmd_fibcontext; 24811da177e4SLinus Torvalds struct aac_dev* dev; 24821da177e4SLinus Torvalds int status; 24831da177e4SLinus Torvalds 248484971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2485e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 248684971738SMark Haverkamp scsicmd->device->lun > 7) { 24871da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 24881da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 24891da177e4SLinus Torvalds return 0; 24901da177e4SLinus Torvalds } 24911da177e4SLinus Torvalds 24921da177e4SLinus Torvalds /* 24931da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 24941da177e4SLinus Torvalds */ 2495bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 24961da177e4SLinus Torvalds return -1; 24971da177e4SLinus Torvalds } 2498e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 24991da177e4SLinus Torvalds 25001da177e4SLinus Torvalds /* 25011da177e4SLinus Torvalds * Check that the command queued to the controller 25021da177e4SLinus Torvalds */ 25031da177e4SLinus Torvalds if (status == -EINPROGRESS) { 250477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25051da177e4SLinus Torvalds return 0; 25061da177e4SLinus Torvalds } 25071da177e4SLinus Torvalds 2508bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2509bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2510bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25111da177e4SLinus Torvalds 25121da177e4SLinus Torvalds return -1; 25131da177e4SLinus Torvalds } 25141da177e4SLinus Torvalds 25151da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 25161da177e4SLinus Torvalds { 25171da177e4SLinus Torvalds struct aac_dev *dev; 25181da177e4SLinus Torvalds unsigned long byte_count = 0; 2519727eead6SFUJITA Tomonori int nseg; 25201da177e4SLinus Torvalds 25211da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25221da177e4SLinus Torvalds // Get rid of old data 25231da177e4SLinus Torvalds psg->count = 0; 25241da177e4SLinus Torvalds psg->sg[0].addr = 0; 25251da177e4SLinus Torvalds psg->sg[0].count = 0; 2526727eead6SFUJITA Tomonori 2527727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2528727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2529727eead6SFUJITA Tomonori if (nseg) { 25301da177e4SLinus Torvalds struct scatterlist *sg; 25311da177e4SLinus Torvalds int i; 25321da177e4SLinus Torvalds 2533727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 25341da177e4SLinus Torvalds 2535727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 25361da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 25371da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 25381da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 25391da177e4SLinus Torvalds } 25401da177e4SLinus Torvalds /* hba wants the size to be exact */ 2541727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 254256b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2543727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 254456b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2545727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 25461da177e4SLinus Torvalds } 25471da177e4SLinus Torvalds /* Check for command underflow */ 25481da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 25491da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 25501da177e4SLinus Torvalds byte_count, scsicmd->underflow); 25511da177e4SLinus Torvalds } 25521da177e4SLinus Torvalds } 25531da177e4SLinus Torvalds return byte_count; 25541da177e4SLinus Torvalds } 25551da177e4SLinus Torvalds 25561da177e4SLinus Torvalds 25571da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 25581da177e4SLinus Torvalds { 25591da177e4SLinus Torvalds struct aac_dev *dev; 25601da177e4SLinus Torvalds unsigned long byte_count = 0; 256156b58712SMark Haverkamp u64 addr; 2562727eead6SFUJITA Tomonori int nseg; 25631da177e4SLinus Torvalds 25641da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25651da177e4SLinus Torvalds // Get rid of old data 25661da177e4SLinus Torvalds psg->count = 0; 25671da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 25681da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 25691da177e4SLinus Torvalds psg->sg[0].count = 0; 2570727eead6SFUJITA Tomonori 2571727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2572727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2573727eead6SFUJITA Tomonori if (nseg) { 25741da177e4SLinus Torvalds struct scatterlist *sg; 25751da177e4SLinus Torvalds int i; 25761da177e4SLinus Torvalds 2577727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 25781241f359SMark Haverkamp int count = sg_dma_len(sg); 257956b58712SMark Haverkamp addr = sg_dma_address(sg); 258056b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 258156b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 25821241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 25831241f359SMark Haverkamp byte_count += count; 25841da177e4SLinus Torvalds } 2585727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 25861da177e4SLinus Torvalds /* hba wants the size to be exact */ 2587727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 258856b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2589727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 259056b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2591727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 25921da177e4SLinus Torvalds } 25931da177e4SLinus Torvalds /* Check for command underflow */ 25941da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 25951da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 25961da177e4SLinus Torvalds byte_count, scsicmd->underflow); 25971da177e4SLinus Torvalds } 25981da177e4SLinus Torvalds } 25991da177e4SLinus Torvalds return byte_count; 26001da177e4SLinus Torvalds } 26011da177e4SLinus Torvalds 26020e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 26030e68c003SMark Haverkamp { 26040e68c003SMark Haverkamp unsigned long byte_count = 0; 2605727eead6SFUJITA Tomonori int nseg; 26060e68c003SMark Haverkamp 26070e68c003SMark Haverkamp // Get rid of old data 26080e68c003SMark Haverkamp psg->count = 0; 26090e68c003SMark Haverkamp psg->sg[0].next = 0; 26100e68c003SMark Haverkamp psg->sg[0].prev = 0; 26110e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 26120e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 26130e68c003SMark Haverkamp psg->sg[0].count = 0; 26140e68c003SMark Haverkamp psg->sg[0].flags = 0; 2615727eead6SFUJITA Tomonori 2616727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2617727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2618727eead6SFUJITA Tomonori if (nseg) { 26190e68c003SMark Haverkamp struct scatterlist *sg; 26200e68c003SMark Haverkamp int i; 26210e68c003SMark Haverkamp 2622727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26230e68c003SMark Haverkamp int count = sg_dma_len(sg); 26240e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 26250e68c003SMark Haverkamp psg->sg[i].next = 0; 26260e68c003SMark Haverkamp psg->sg[i].prev = 0; 26270e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 26280e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 26290e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 26300e68c003SMark Haverkamp psg->sg[i].flags = 0; 26310e68c003SMark Haverkamp byte_count += count; 26320e68c003SMark Haverkamp } 2633727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 26340e68c003SMark Haverkamp /* hba wants the size to be exact */ 2635727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 26360e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2637727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 26380e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2639727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 26400e68c003SMark Haverkamp } 26410e68c003SMark Haverkamp /* Check for command underflow */ 26420e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 26430e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 26440e68c003SMark Haverkamp byte_count, scsicmd->underflow); 26450e68c003SMark Haverkamp } 26460e68c003SMark Haverkamp } 26470e68c003SMark Haverkamp return byte_count; 26480e68c003SMark Haverkamp } 26490e68c003SMark Haverkamp 26501da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 26511da177e4SLinus Torvalds 26521da177e4SLinus Torvalds struct aac_srb_status_info { 26531da177e4SLinus Torvalds u32 status; 26541da177e4SLinus Torvalds char *str; 26551da177e4SLinus Torvalds }; 26561da177e4SLinus Torvalds 26571da177e4SLinus Torvalds 26581da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 26591da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 26601da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 26611da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 26621da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 26631da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 26641da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 26651da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 26661da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 26671da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 26681da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 26691da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 26701da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 26711da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 26721da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 26731da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 26741da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 26751da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 26761da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 26771da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 26781da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 26791da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 26801da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 26811da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 26821da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 26831da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 26841da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 26851da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 26861da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 26871da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 26881da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 26891da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 26901da177e4SLinus Torvalds { 0xff, "Unknown Error"} 26911da177e4SLinus Torvalds }; 26921da177e4SLinus Torvalds 26931da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 26941da177e4SLinus Torvalds { 26951da177e4SLinus Torvalds int i; 26961da177e4SLinus Torvalds 26976391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 26986391a113STobias Klauser if (srb_status_info[i].status == status) 26991da177e4SLinus Torvalds return srb_status_info[i].str; 27001da177e4SLinus Torvalds 27011da177e4SLinus Torvalds return "Bad Status Code"; 27021da177e4SLinus Torvalds } 27031da177e4SLinus Torvalds 27041da177e4SLinus Torvalds #endif 2705