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 7544833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 7551da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 7561da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 7571da177e4SLinus Torvalds u32 residue) 7581da177e4SLinus Torvalds { 7591da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 7601da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 7611da177e4SLinus Torvalds 7621da177e4SLinus Torvalds if (incorrect_length) { 7631da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 7641da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 7651da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 7661da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 7671da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 7681da177e4SLinus Torvalds } else 7691da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 7701da177e4SLinus Torvalds 7711da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 7721da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 7731da177e4SLinus Torvalds else 7741da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 7751da177e4SLinus Torvalds 7761da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 7771da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 7781da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 7791da177e4SLinus Torvalds sense_buf[15] = 0; 7801da177e4SLinus Torvalds 7811da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 7821da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 7831da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 7841da177e4SLinus Torvalds 7851da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 7861da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 7871da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 7881da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 7891da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 7901da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 7911da177e4SLinus Torvalds } 7921da177e4SLinus Torvalds } 7931da177e4SLinus Torvalds 794e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 795e8f32de5SMark Haverkamp { 796e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 797e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 798e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 799e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 800e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 801e8f32de5SMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 802e8f32de5SMark Haverkamp HARDWARE_ERROR, 803e8f32de5SMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 804e8f32de5SMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 805e8f32de5SMark Haverkamp 0, 0); 806e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 807e8f32de5SMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(cmd->sense_buffer)) 808e8f32de5SMark Haverkamp ? sizeof(cmd->sense_buffer) 809e8f32de5SMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 810e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 811e8f32de5SMark Haverkamp return 1; 812e8f32de5SMark Haverkamp } 813e8f32de5SMark Haverkamp return 0; 814e8f32de5SMark Haverkamp } 815e8f32de5SMark Haverkamp 816e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 817e8f32de5SMark Haverkamp { 818e8f32de5SMark Haverkamp return 0; 819e8f32de5SMark Haverkamp } 820e8f32de5SMark Haverkamp 821e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 822e8f32de5SMark Haverkamp 823e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 824e8f32de5SMark Haverkamp { 825e8f32de5SMark Haverkamp u16 fibsize; 826e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 827e8f32de5SMark Haverkamp aac_fib_init(fib); 828e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 829e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 830e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 831e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 832e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 8339d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 834e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 835e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 836e8f32de5SMark Haverkamp 837e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 838e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 839e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 840e8f32de5SMark Haverkamp /* 841e8f32de5SMark Haverkamp * Now send the Fib to the adapter 842e8f32de5SMark Haverkamp */ 843e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 844e8f32de5SMark Haverkamp fib, 845e8f32de5SMark Haverkamp fibsize, 846e8f32de5SMark Haverkamp FsaNormal, 847e8f32de5SMark Haverkamp 0, 1, 848e8f32de5SMark Haverkamp (fib_callback) io_callback, 849e8f32de5SMark Haverkamp (void *) cmd); 850e8f32de5SMark Haverkamp } 851e8f32de5SMark Haverkamp 852e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 853e8f32de5SMark Haverkamp { 854e8f32de5SMark Haverkamp u16 fibsize; 855e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 856e8f32de5SMark Haverkamp aac_fib_init(fib); 857e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 858e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 859e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 860e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 861e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 862e8f32de5SMark Haverkamp readcmd->pad = 0; 863e8f32de5SMark Haverkamp readcmd->flags = 0; 864e8f32de5SMark Haverkamp 865e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 866e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 867e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 868e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 869e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 870e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 871e8f32de5SMark Haverkamp /* 872e8f32de5SMark Haverkamp * Now send the Fib to the adapter 873e8f32de5SMark Haverkamp */ 874e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 875e8f32de5SMark Haverkamp fib, 876e8f32de5SMark Haverkamp fibsize, 877e8f32de5SMark Haverkamp FsaNormal, 878e8f32de5SMark Haverkamp 0, 1, 879e8f32de5SMark Haverkamp (fib_callback) io_callback, 880e8f32de5SMark Haverkamp (void *) cmd); 881e8f32de5SMark Haverkamp } 882e8f32de5SMark Haverkamp 883e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 884e8f32de5SMark Haverkamp { 885e8f32de5SMark Haverkamp u16 fibsize; 886e8f32de5SMark Haverkamp struct aac_read *readcmd; 887e8f32de5SMark Haverkamp aac_fib_init(fib); 888e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 889e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 890e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 891e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 892e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 893e8f32de5SMark Haverkamp 894e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 895e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 896e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 897e8f32de5SMark Haverkamp sizeof (struct sgentry)); 898e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 899e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 900e8f32de5SMark Haverkamp /* 901e8f32de5SMark Haverkamp * Now send the Fib to the adapter 902e8f32de5SMark Haverkamp */ 903e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 904e8f32de5SMark Haverkamp fib, 905e8f32de5SMark Haverkamp fibsize, 906e8f32de5SMark Haverkamp FsaNormal, 907e8f32de5SMark Haverkamp 0, 1, 908e8f32de5SMark Haverkamp (fib_callback) io_callback, 909e8f32de5SMark Haverkamp (void *) cmd); 910e8f32de5SMark Haverkamp } 911e8f32de5SMark Haverkamp 9129d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 913e8f32de5SMark Haverkamp { 914e8f32de5SMark Haverkamp u16 fibsize; 915e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 916e8f32de5SMark Haverkamp aac_fib_init(fib); 917e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 918e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 919e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 920e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 921e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 9229d399cc7SSalyzyn, Mark writecmd->flags = fua ? 9239d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 9249d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 925e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 926e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 927e8f32de5SMark Haverkamp 928e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 929e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 930e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 931e8f32de5SMark Haverkamp /* 932e8f32de5SMark Haverkamp * Now send the Fib to the adapter 933e8f32de5SMark Haverkamp */ 934e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 935e8f32de5SMark Haverkamp fib, 936e8f32de5SMark Haverkamp fibsize, 937e8f32de5SMark Haverkamp FsaNormal, 938e8f32de5SMark Haverkamp 0, 1, 939e8f32de5SMark Haverkamp (fib_callback) io_callback, 940e8f32de5SMark Haverkamp (void *) cmd); 941e8f32de5SMark Haverkamp } 942e8f32de5SMark Haverkamp 9439d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 944e8f32de5SMark Haverkamp { 945e8f32de5SMark Haverkamp u16 fibsize; 946e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 947e8f32de5SMark Haverkamp aac_fib_init(fib); 948e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 949e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 950e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 951e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 952e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 953e8f32de5SMark Haverkamp writecmd->pad = 0; 954e8f32de5SMark Haverkamp writecmd->flags = 0; 955e8f32de5SMark Haverkamp 956e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 957e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 958e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 959e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 960e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 961e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 962e8f32de5SMark Haverkamp /* 963e8f32de5SMark Haverkamp * Now send the Fib to the adapter 964e8f32de5SMark Haverkamp */ 965e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 966e8f32de5SMark Haverkamp fib, 967e8f32de5SMark Haverkamp fibsize, 968e8f32de5SMark Haverkamp FsaNormal, 969e8f32de5SMark Haverkamp 0, 1, 970e8f32de5SMark Haverkamp (fib_callback) io_callback, 971e8f32de5SMark Haverkamp (void *) cmd); 972e8f32de5SMark Haverkamp } 973e8f32de5SMark Haverkamp 9749d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 975e8f32de5SMark Haverkamp { 976e8f32de5SMark Haverkamp u16 fibsize; 977e8f32de5SMark Haverkamp struct aac_write *writecmd; 978e8f32de5SMark Haverkamp aac_fib_init(fib); 979e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 980e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 981e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 982e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 983e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 984e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 985e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 986e8f32de5SMark Haverkamp 987e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 988e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 989e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 990e8f32de5SMark Haverkamp sizeof (struct sgentry)); 991e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 992e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 993e8f32de5SMark Haverkamp /* 994e8f32de5SMark Haverkamp * Now send the Fib to the adapter 995e8f32de5SMark Haverkamp */ 996e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 997e8f32de5SMark Haverkamp fib, 998e8f32de5SMark Haverkamp fibsize, 999e8f32de5SMark Haverkamp FsaNormal, 1000e8f32de5SMark Haverkamp 0, 1, 1001e8f32de5SMark Haverkamp (fib_callback) io_callback, 1002e8f32de5SMark Haverkamp (void *) cmd); 1003e8f32de5SMark Haverkamp } 1004e8f32de5SMark Haverkamp 1005e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1006e8f32de5SMark Haverkamp { 1007e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1008e8f32de5SMark Haverkamp u32 flag; 1009e8f32de5SMark Haverkamp u32 timeout; 1010e8f32de5SMark Haverkamp 1011e8f32de5SMark Haverkamp aac_fib_init(fib); 1012e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1013e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1014e8f32de5SMark Haverkamp flag = SRB_DataOut; 1015e8f32de5SMark Haverkamp break; 1016e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1017e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1018e8f32de5SMark Haverkamp break; 1019e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1020e8f32de5SMark Haverkamp flag = SRB_DataIn; 1021e8f32de5SMark Haverkamp break; 1022e8f32de5SMark Haverkamp case DMA_NONE: 1023e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1024e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1025e8f32de5SMark Haverkamp break; 1026e8f32de5SMark Haverkamp } 1027e8f32de5SMark Haverkamp 1028e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1029e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1030e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1031e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1032e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1033e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1034e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1035e8f32de5SMark Haverkamp if (timeout == 0) 1036e8f32de5SMark Haverkamp timeout = 1; 1037e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1038e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1039e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1040e8f32de5SMark Haverkamp return srbcmd; 1041e8f32de5SMark Haverkamp } 1042e8f32de5SMark Haverkamp 1043e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1044e8f32de5SMark Haverkamp 1045e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1046e8f32de5SMark Haverkamp { 1047e8f32de5SMark Haverkamp u16 fibsize; 1048e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1049e8f32de5SMark Haverkamp 1050e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1051727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1052e8f32de5SMark Haverkamp 1053e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1054e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1055e8f32de5SMark Haverkamp /* 1056e8f32de5SMark Haverkamp * Build Scatter/Gather list 1057e8f32de5SMark Haverkamp */ 1058e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1059e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1060e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1061e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1062e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1063e8f32de5SMark Haverkamp 1064e8f32de5SMark Haverkamp /* 1065e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1066e8f32de5SMark Haverkamp */ 1067e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1068e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1069e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1070e8f32de5SMark Haverkamp (void *) cmd); 1071e8f32de5SMark Haverkamp } 1072e8f32de5SMark Haverkamp 1073e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1074e8f32de5SMark Haverkamp { 1075e8f32de5SMark Haverkamp u16 fibsize; 1076e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1077e8f32de5SMark Haverkamp 1078e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1079727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1080e8f32de5SMark Haverkamp 1081e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1082e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1083e8f32de5SMark Haverkamp /* 1084e8f32de5SMark Haverkamp * Build Scatter/Gather list 1085e8f32de5SMark Haverkamp */ 1086e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1087e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1088e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1089e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1090e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1091e8f32de5SMark Haverkamp 1092e8f32de5SMark Haverkamp /* 1093e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1094e8f32de5SMark Haverkamp */ 1095e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1096e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1097e8f32de5SMark Haverkamp } 1098e8f32de5SMark Haverkamp 10991da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 11001da177e4SLinus Torvalds { 11011da177e4SLinus Torvalds struct fib* fibptr; 11021da177e4SLinus Torvalds int rcode; 11031da177e4SLinus Torvalds u32 tmp; 11047c00ffa3SMark Haverkamp struct aac_adapter_info *info; 110584971738SMark Haverkamp struct aac_bus_info *command; 110684971738SMark Haverkamp struct aac_bus_info_response *bus_info; 11077c00ffa3SMark Haverkamp 1108bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 11091da177e4SLinus Torvalds return -ENOMEM; 11101da177e4SLinus Torvalds 1111bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11121da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 11137c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11141da177e4SLinus Torvalds 1115bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 11161da177e4SLinus Torvalds fibptr, 11177c00ffa3SMark Haverkamp sizeof(*info), 11181da177e4SLinus Torvalds FsaNormal, 11199203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 11201da177e4SLinus Torvalds NULL, 11211da177e4SLinus Torvalds NULL); 11221da177e4SLinus Torvalds 11237c00ffa3SMark Haverkamp if (rcode < 0) { 1124bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1125bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 11267c00ffa3SMark Haverkamp return rcode; 11277c00ffa3SMark Haverkamp } 11287c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 11297c00ffa3SMark Haverkamp 11307c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 11317c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 11327c00ffa3SMark Haverkamp 1133bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11347c00ffa3SMark Haverkamp 11357c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 11367c00ffa3SMark Haverkamp 11377c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11387c00ffa3SMark Haverkamp 1139bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 11407c00ffa3SMark Haverkamp fibptr, 11417c00ffa3SMark Haverkamp sizeof(*info), 11427c00ffa3SMark Haverkamp FsaNormal, 11437c00ffa3SMark Haverkamp 1, 1, 11447c00ffa3SMark Haverkamp NULL, 11457c00ffa3SMark Haverkamp NULL); 11467c00ffa3SMark Haverkamp 11477c00ffa3SMark Haverkamp if (rcode >= 0) 11487c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 11497c00ffa3SMark Haverkamp } 11501da177e4SLinus Torvalds 115184971738SMark Haverkamp 115284971738SMark Haverkamp /* 115384971738SMark Haverkamp * GetBusInfo 115484971738SMark Haverkamp */ 115584971738SMark Haverkamp 1156bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 115784971738SMark Haverkamp 115884971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 115984971738SMark Haverkamp 116084971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 116184971738SMark Haverkamp 116284971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 116384971738SMark Haverkamp 116484971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 116584971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 116684971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 116784971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 116884971738SMark Haverkamp 1169bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 117084971738SMark Haverkamp fibptr, 117184971738SMark Haverkamp sizeof (*bus_info), 117284971738SMark Haverkamp FsaNormal, 117384971738SMark Haverkamp 1, 1, 117484971738SMark Haverkamp NULL, NULL); 117584971738SMark Haverkamp 117684971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 117784971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 117884971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 117984971738SMark Haverkamp } 118084971738SMark Haverkamp 11818c867b25SMark Haverkamp if (!dev->in_reset) { 11821da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 11837c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 11841da177e4SLinus Torvalds dev->name, 11851da177e4SLinus Torvalds dev->id, 11861da177e4SLinus Torvalds tmp>>24, 11871da177e4SLinus Torvalds (tmp>>16)&0xff, 11881da177e4SLinus Torvalds tmp&0xff, 11897c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 11907c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 11917c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 11921da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 11931da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 11941da177e4SLinus Torvalds dev->name, dev->id, 11951da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11961da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 11971da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 11981da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 11991da177e4SLinus Torvalds dev->name, dev->id, 12001da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 12011da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 12021da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 12031da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 12041da177e4SLinus Torvalds dev->name, dev->id, 12051da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 1206a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1207a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1208a45c863fSSalyzyn, Mark dev->name, dev->id, 1209a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1210a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1211a45c863fSSalyzyn, Mark } 121229c97684SSalyzyn, Mark if (!check_reset || 121329c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 121429c97684SSalyzyn, Mark le32_to_cpu(AAC_OPTION_IGNORE_RESET))) { 121529c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 121629c97684SSalyzyn, Mark dev->name, dev->id); 121729c97684SSalyzyn, Mark } 12188c867b25SMark Haverkamp } 12191da177e4SLinus Torvalds 12201da177e4SLinus Torvalds dev->nondasd_support = 0; 12211da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 12221da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 12231da177e4SLinus Torvalds dev->nondasd_support = 1; 12241da177e4SLinus Torvalds } 12251da177e4SLinus Torvalds 12261da177e4SLinus Torvalds /* 12271da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 12281da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 12291da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 12301da177e4SLinus Torvalds * additional changes changes will have to be made to support 12311da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 12321da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 12331da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 12341da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 12351da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 12361da177e4SLinus Torvalds */ 12371da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 12381da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 12391da177e4SLinus Torvalds dev->nondasd_support = 1; 12401da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 12411da177e4SLinus Torvalds } 12421da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 12431da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 12441da177e4SLinus Torvalds dev->name, dev->id); 12451da177e4SLinus Torvalds 12461da177e4SLinus Torvalds if(nondasd != -1) { 12471da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 12481da177e4SLinus Torvalds } 12491da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 12501da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 12511da177e4SLinus Torvalds } 12521da177e4SLinus Torvalds 12531da177e4SLinus Torvalds dev->dac_support = 0; 12541da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 12551da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 12561da177e4SLinus Torvalds dev->dac_support = 1; 12571da177e4SLinus Torvalds } 12581da177e4SLinus Torvalds 12591da177e4SLinus Torvalds if(dacmode != -1) { 12601da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 12611da177e4SLinus Torvalds } 12621da177e4SLinus Torvalds if(dev->dac_support != 0) { 126371e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 126471e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 12651da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 12661da177e4SLinus Torvalds dev->name, dev->id); 126771e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 126871e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 12691da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 12701da177e4SLinus Torvalds dev->name, dev->id); 12711da177e4SLinus Torvalds dev->dac_support = 0; 12721da177e4SLinus Torvalds } else { 12731da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 12741da177e4SLinus Torvalds dev->name, dev->id); 12751da177e4SLinus Torvalds rcode = -ENOMEM; 12761da177e4SLinus Torvalds } 12771da177e4SLinus Torvalds } 12787c00ffa3SMark Haverkamp /* 1279e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1280e8f32de5SMark Haverkamp * interface. 12817c00ffa3SMark Haverkamp */ 1282e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 1283e8f32de5SMark Haverkamp ? aac_scsi_64 1284e8f32de5SMark Haverkamp : aac_scsi_32; 1285e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1286e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1287e8f32de5SMark Haverkamp ? aac_bounds_64 1288e8f32de5SMark Haverkamp : aac_bounds_32; 1289e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1290e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1291e8f32de5SMark Haverkamp } else { 1292e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 12937c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 12947c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 129563a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 129663a70eeaSMark Haverkamp sizeof(struct sgentry); 12977c00ffa3SMark Haverkamp if (dev->dac_support) { 1298e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1299e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 13007c00ffa3SMark Haverkamp /* 13017c00ffa3SMark Haverkamp * 38 scatter gather elements 13027c00ffa3SMark Haverkamp */ 13037c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 13047c00ffa3SMark Haverkamp (dev->max_fib_size - 13057c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 13067c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 130763a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 130863a70eeaSMark Haverkamp sizeof(struct sgentry64); 1309e8f32de5SMark Haverkamp } else { 1310e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1311e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 13127c00ffa3SMark Haverkamp } 13137c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 13147c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 13157c00ffa3SMark Haverkamp /* 13167c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 13177c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 13187c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 13197c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 13207c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 13217c00ffa3SMark Haverkamp * element. 13227c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 13237c00ffa3SMark Haverkamp */ 13247c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 13257c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 13267c00ffa3SMark Haverkamp } 13270e68c003SMark Haverkamp } 13281da177e4SLinus Torvalds 1329bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1330bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13311da177e4SLinus Torvalds 13321da177e4SLinus Torvalds return rcode; 13331da177e4SLinus Torvalds } 13341da177e4SLinus Torvalds 13351da177e4SLinus Torvalds 1336e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 13371da177e4SLinus Torvalds { 13381da177e4SLinus Torvalds struct aac_dev *dev; 13391da177e4SLinus Torvalds struct aac_read_reply *readreply; 13401da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 13411da177e4SLinus Torvalds u32 cid; 13421da177e4SLinus Torvalds 13431da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 13441da177e4SLinus Torvalds 134503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 134603d44337SMark Haverkamp return; 134703d44337SMark Haverkamp 13481a655040SSalyzyn, Mark dev = fibptr->dev; 1349e5718774SMark Haverkamp cid = scmd_id(scsicmd); 13501da177e4SLinus Torvalds 13517a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 13527a8cf29dSMark Haverkamp u64 lba; 13537a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 13547a8cf29dSMark Haverkamp case WRITE_6: 13557a8cf29dSMark Haverkamp case READ_6: 13567a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 13577a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 13587a8cf29dSMark Haverkamp break; 13597a8cf29dSMark Haverkamp case WRITE_16: 13607a8cf29dSMark Haverkamp case READ_16: 13617a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 13627a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 13637a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 13647a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 13657a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 13667a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 13677a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 13687a8cf29dSMark Haverkamp break; 13697a8cf29dSMark Haverkamp case WRITE_12: 13707a8cf29dSMark Haverkamp case READ_12: 13717a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13727a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13737a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13747a8cf29dSMark Haverkamp break; 13757a8cf29dSMark Haverkamp default: 13767a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13777a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13787a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13797a8cf29dSMark Haverkamp break; 13807a8cf29dSMark Haverkamp } 13817a8cf29dSMark Haverkamp printk(KERN_DEBUG 13827a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 13837a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 13847a8cf29dSMark Haverkamp } 13851da177e4SLinus Torvalds 1386125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 13871da177e4SLinus Torvalds 1388727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1389727eead6SFUJITA Tomonori 13901da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 13911da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 13921da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13931da177e4SLinus Torvalds else { 13947c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1395e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 13961da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 13977c00ffa3SMark Haverkamp #endif 13981da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13991da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 14001da177e4SLinus Torvalds HARDWARE_ERROR, 14011da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 14021da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 14031da177e4SLinus Torvalds 0, 0); 14041da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 14051da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 14061da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 14071da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 14081da177e4SLinus Torvalds } 1409bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1410bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 14111da177e4SLinus Torvalds 14128e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 14131da177e4SLinus Torvalds } 14141da177e4SLinus Torvalds 14159e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 14161da177e4SLinus Torvalds { 14177a8cf29dSMark Haverkamp u64 lba; 14181da177e4SLinus Torvalds u32 count; 14191da177e4SLinus Torvalds int status; 14201da177e4SLinus Torvalds struct aac_dev *dev; 14211da177e4SLinus Torvalds struct fib * cmd_fibcontext; 14221da177e4SLinus Torvalds 14231da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 14241da177e4SLinus Torvalds /* 14251da177e4SLinus Torvalds * Get block address and transfer length 14261da177e4SLinus Torvalds */ 14277a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14287a8cf29dSMark Haverkamp case READ_6: 14299e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 14301da177e4SLinus Torvalds 14317a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14327a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14331da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 14341da177e4SLinus Torvalds 14351da177e4SLinus Torvalds if (count == 0) 14361da177e4SLinus Torvalds count = 256; 14377a8cf29dSMark Haverkamp break; 14387a8cf29dSMark Haverkamp case READ_16: 14399e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 14407a8cf29dSMark Haverkamp 14417a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14427a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14437a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14467a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14477a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14487a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 14497a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 14507a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 14517a8cf29dSMark Haverkamp break; 14527a8cf29dSMark Haverkamp case READ_12: 14539e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 14547a8cf29dSMark Haverkamp 14557a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14567a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14577a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14587a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 14597a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14607a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14617a8cf29dSMark Haverkamp break; 14627a8cf29dSMark Haverkamp default: 14639e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 14641da177e4SLinus Torvalds 14657a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14667a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14677a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14681da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 14697a8cf29dSMark Haverkamp break; 14701da177e4SLinus Torvalds } 14717a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 14727c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1473e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 14747a8cf29dSMark Haverkamp return 0; 14751da177e4SLinus Torvalds /* 14761da177e4SLinus Torvalds * Alocate and initialize a Fib 14771da177e4SLinus Torvalds */ 1478bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 14791da177e4SLinus Torvalds return -1; 14801da177e4SLinus Torvalds } 14811da177e4SLinus Torvalds 1482e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 14831da177e4SLinus Torvalds 14841da177e4SLinus Torvalds /* 14851da177e4SLinus Torvalds * Check that the command queued to the controller 14861da177e4SLinus Torvalds */ 148777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 148877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14891da177e4SLinus Torvalds return 0; 149077d644d4SMark Haverkamp } 14911da177e4SLinus Torvalds 1492bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 14931da177e4SLinus Torvalds /* 14941da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 14951da177e4SLinus Torvalds */ 14961da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 14978e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1498bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1499bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 15001da177e4SLinus Torvalds return 0; 15011da177e4SLinus Torvalds } 15021da177e4SLinus Torvalds 15039e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 15041da177e4SLinus Torvalds { 15057a8cf29dSMark Haverkamp u64 lba; 15061da177e4SLinus Torvalds u32 count; 15079d399cc7SSalyzyn, Mark int fua; 15081da177e4SLinus Torvalds int status; 15091da177e4SLinus Torvalds struct aac_dev *dev; 15101da177e4SLinus Torvalds struct fib * cmd_fibcontext; 15111da177e4SLinus Torvalds 15121da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15131da177e4SLinus Torvalds /* 15141da177e4SLinus Torvalds * Get block address and transfer length 15151da177e4SLinus Torvalds */ 15161da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 15171da177e4SLinus Torvalds { 15181da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15191da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15201da177e4SLinus Torvalds if (count == 0) 15211da177e4SLinus Torvalds count = 256; 15229d399cc7SSalyzyn, Mark fua = 0; 15237a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 15249e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 15257a8cf29dSMark Haverkamp 15267a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15277a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15287a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15297a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15307a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15317a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15327a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15337a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 15347a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15359d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15367a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 15379e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 15387a8cf29dSMark Haverkamp 15397a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 15407a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15417a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 15427a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15439d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15441da177e4SLinus Torvalds } else { 15459e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 15467a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15471da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 15489d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15491da177e4SLinus Torvalds } 15507a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 15511da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1552e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15537a8cf29dSMark Haverkamp return 0; 15541da177e4SLinus Torvalds /* 15551da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 15561da177e4SLinus Torvalds */ 1557bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 15581da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 15598e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15601da177e4SLinus Torvalds return 0; 15611da177e4SLinus Torvalds } 15621da177e4SLinus Torvalds 15639d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 15641da177e4SLinus Torvalds 15651da177e4SLinus Torvalds /* 15661da177e4SLinus Torvalds * Check that the command queued to the controller 15671da177e4SLinus Torvalds */ 156877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 156977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 15701da177e4SLinus Torvalds return 0; 15711da177e4SLinus Torvalds } 15721da177e4SLinus Torvalds 1573bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 15741da177e4SLinus Torvalds /* 15751da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 15761da177e4SLinus Torvalds */ 15771da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 15788e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15791da177e4SLinus Torvalds 1580bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1581bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 15821da177e4SLinus Torvalds return 0; 15831da177e4SLinus Torvalds } 15841da177e4SLinus Torvalds 15851da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 15861da177e4SLinus Torvalds { 15871da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 15881da177e4SLinus Torvalds struct scsi_cmnd *cmd; 15891da177e4SLinus Torvalds 15901da177e4SLinus Torvalds cmd = context; 15911da177e4SLinus Torvalds 159203d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 159303d44337SMark Haverkamp return; 159403d44337SMark Haverkamp 15951da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 15961da177e4SLinus Torvalds smp_processor_id(), jiffies)); 15971da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 15981da177e4SLinus Torvalds 15991da177e4SLinus Torvalds 16001da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 16011da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 16021da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 16031da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16041da177e4SLinus Torvalds else { 16051da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 16061a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1607e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 16081da177e4SLinus Torvalds printk(KERN_WARNING 16091da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 16101da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 16111da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 16121da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 16131da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 16141da177e4SLinus Torvalds HARDWARE_ERROR, 16151da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 16161da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 16171da177e4SLinus Torvalds 0, 0); 16181da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 16191da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 16201da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 16211da177e4SLinus Torvalds } 16221da177e4SLinus Torvalds 1623bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1624bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 16258e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 16261da177e4SLinus Torvalds } 16271da177e4SLinus Torvalds 16289e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 16291da177e4SLinus Torvalds { 16301da177e4SLinus Torvalds int status; 16311da177e4SLinus Torvalds struct fib *cmd_fibcontext; 16321da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 16331da177e4SLinus Torvalds struct scsi_cmnd *cmd; 16341da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 16351da177e4SLinus Torvalds int active = 0; 163690ee3466SMark Haverkamp struct aac_dev *aac; 16371da177e4SLinus Torvalds unsigned long flags; 16381da177e4SLinus Torvalds 16391da177e4SLinus Torvalds /* 164077d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 164177d644d4SMark Haverkamp * specific target (block). 16421da177e4SLinus Torvalds */ 16431da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 16441da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 164577d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 16461da177e4SLinus Torvalds ++active; 16471da177e4SLinus Torvalds break; 16481da177e4SLinus Torvalds } 16491da177e4SLinus Torvalds 16501da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 16511da177e4SLinus Torvalds 16521da177e4SLinus Torvalds /* 16531da177e4SLinus Torvalds * Yield the processor (requeue for later) 16541da177e4SLinus Torvalds */ 16551da177e4SLinus Torvalds if (active) 16561da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 16571da177e4SLinus Torvalds 165890ee3466SMark Haverkamp aac = (struct aac_dev *)scsicmd->device->host->hostdata; 16598c867b25SMark Haverkamp if (aac->in_reset) 16608c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 16618c867b25SMark Haverkamp 16621da177e4SLinus Torvalds /* 16637c00ffa3SMark Haverkamp * Allocate and initialize a Fib 16641da177e4SLinus Torvalds */ 166590ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 16661da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 16671da177e4SLinus Torvalds 1668bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 16691da177e4SLinus Torvalds 16701da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 16711da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 16721da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 16739e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 16741da177e4SLinus Torvalds synchronizecmd->count = 16751da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 16761da177e4SLinus Torvalds 16771da177e4SLinus Torvalds /* 16781da177e4SLinus Torvalds * Now send the Fib to the adapter 16791da177e4SLinus Torvalds */ 1680bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 16811da177e4SLinus Torvalds cmd_fibcontext, 16821da177e4SLinus Torvalds sizeof(struct aac_synchronize), 16831da177e4SLinus Torvalds FsaNormal, 16841da177e4SLinus Torvalds 0, 1, 16851da177e4SLinus Torvalds (fib_callback)synchronize_callback, 16861da177e4SLinus Torvalds (void *)scsicmd); 16871da177e4SLinus Torvalds 16881da177e4SLinus Torvalds /* 16891da177e4SLinus Torvalds * Check that the command queued to the controller 16901da177e4SLinus Torvalds */ 169177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 169277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16931da177e4SLinus Torvalds return 0; 169477d644d4SMark Haverkamp } 16951da177e4SLinus Torvalds 16961da177e4SLinus Torvalds printk(KERN_WARNING 1697bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1698bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1699bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 17001da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 17011da177e4SLinus Torvalds } 17021da177e4SLinus Torvalds 17031da177e4SLinus Torvalds /** 17041da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 17051da177e4SLinus Torvalds * @scsicmd: SCSI command block 17061da177e4SLinus Torvalds * 17071da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 17081da177e4SLinus Torvalds * aacraid firmware. 17091da177e4SLinus Torvalds */ 17101da177e4SLinus Torvalds 17111da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 17121da177e4SLinus Torvalds { 17131a655040SSalyzyn, Mark u32 cid; 17141da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 17151da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 17161da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 17171da177e4SLinus Torvalds 171890ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 171990ee3466SMark Haverkamp return -1; 17201da177e4SLinus Torvalds /* 17211da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 17221da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 17231da177e4SLinus Torvalds * itself. 17241da177e4SLinus Torvalds */ 17251a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 17261a655040SSalyzyn, Mark if (cid != host->this_id) { 17271a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 17281a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 1729e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 17301da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17311da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17321da177e4SLinus Torvalds return 0; 17331da177e4SLinus Torvalds } 17341da177e4SLinus Torvalds 17351da177e4SLinus Torvalds /* 17361da177e4SLinus Torvalds * If the target container doesn't exist, it may have 17371da177e4SLinus Torvalds * been newly created 17381da177e4SLinus Torvalds */ 17391da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 17401da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17417a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 17427a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 17437a8cf29dSMark Haverkamp !(dev->raw_io_64) || 17447a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 17457a8cf29dSMark Haverkamp break; 17461da177e4SLinus Torvalds case INQUIRY: 17471da177e4SLinus Torvalds case READ_CAPACITY: 17481da177e4SLinus Torvalds case TEST_UNIT_READY: 17498c867b25SMark Haverkamp if (dev->in_reset) 17508c867b25SMark Haverkamp return -1; 1751fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1752fe76df42SMark Haverkamp aac_probe_container_callback2); 17531da177e4SLinus Torvalds default: 17541da177e4SLinus Torvalds break; 17551da177e4SLinus Torvalds } 17561da177e4SLinus Torvalds } 17571da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1758653ba58dSMark Haverkamp if ((dev->nondasd_support == 1) || expose_physicals) { 17598c867b25SMark Haverkamp if (dev->in_reset) 17608c867b25SMark Haverkamp return -1; 17611da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 17621da177e4SLinus Torvalds } else { 17631da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17641da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17651da177e4SLinus Torvalds return 0; 17661da177e4SLinus Torvalds } 17671da177e4SLinus Torvalds } 17681da177e4SLinus Torvalds } 17691da177e4SLinus Torvalds /* 17701da177e4SLinus Torvalds * else Command for the controller itself 17711da177e4SLinus Torvalds */ 17721da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 17731da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 17741da177e4SLinus Torvalds { 17751da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 17761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17771da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17781da177e4SLinus Torvalds ILLEGAL_REQUEST, 17791da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 17801da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17811da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17821da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17831da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17841da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17851da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17861da177e4SLinus Torvalds return 0; 17871da177e4SLinus Torvalds } 17881da177e4SLinus Torvalds 17891da177e4SLinus Torvalds 17901da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 17911da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17921da177e4SLinus Torvalds case INQUIRY: 17931da177e4SLinus Torvalds { 17943b2946ccSMark Haverkamp struct inquiry_data inq_data; 17951da177e4SLinus Torvalds 17961a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 17973b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 17981da177e4SLinus Torvalds 17993b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 18003b2946ccSMark 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 */ 18013b2946ccSMark Haverkamp inq_data.inqd_len = 31; 18021da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 18033b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 18041da177e4SLinus Torvalds /* 18051da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 18061da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 18071da177e4SLinus Torvalds */ 18081a655040SSalyzyn, Mark if (cid == host->this_id) { 18096391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 18103b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 18113b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 18121da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18131da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18141da177e4SLinus Torvalds return 0; 18151da177e4SLinus Torvalds } 18168c867b25SMark Haverkamp if (dev->in_reset) 18178c867b25SMark Haverkamp return -1; 1818794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 18193b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 18203b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 18219e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 18221da177e4SLinus Torvalds } 18237a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 18247a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 18257a8cf29dSMark Haverkamp !(dev->raw_io_64) || 18267a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 18277a8cf29dSMark Haverkamp break; 18287a8cf29dSMark Haverkamp { 18297a8cf29dSMark Haverkamp u64 capacity; 183007ce5ebaSMark Haverkamp char cp[13]; 18317a8cf29dSMark Haverkamp 18327a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 18337a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 18347a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 18357a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 18367a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 18377a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 18387a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 18397a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 18407a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 18417a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 18427a8cf29dSMark Haverkamp cp[8] = 0; 18437a8cf29dSMark Haverkamp cp[9] = 0; 18447a8cf29dSMark Haverkamp cp[10] = 2; 18457a8cf29dSMark Haverkamp cp[11] = 0; 184607ce5ebaSMark Haverkamp cp[12] = 0; 184707ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 18481241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 184907ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 185007ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 185107ce5ebaSMark Haverkamp 185207ce5ebaSMark Haverkamp memset(cp, 0, offset); 185307ce5ebaSMark Haverkamp do { 18541241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 18551241f359SMark Haverkamp sizeof(cp)); 185607ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 185707ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 185807ce5ebaSMark Haverkamp } 18597a8cf29dSMark Haverkamp 18607a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18617a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18627a8cf29dSMark Haverkamp 18637a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18647a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 18657a8cf29dSMark Haverkamp 18667a8cf29dSMark Haverkamp return 0; 18677a8cf29dSMark Haverkamp } 18687a8cf29dSMark Haverkamp 18691da177e4SLinus Torvalds case READ_CAPACITY: 18701da177e4SLinus Torvalds { 18711da177e4SLinus Torvalds u32 capacity; 18723b2946ccSMark Haverkamp char cp[8]; 18731da177e4SLinus Torvalds 18741da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 18757a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 18761da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 18771da177e4SLinus Torvalds else 18781da177e4SLinus Torvalds capacity = (u32)-1; 18793b2946ccSMark Haverkamp 18801da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 18811da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 18821da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 18831da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 18841da177e4SLinus Torvalds cp[4] = 0; 18851da177e4SLinus Torvalds cp[5] = 0; 18861da177e4SLinus Torvalds cp[6] = 2; 18871da177e4SLinus Torvalds cp[7] = 0; 18883b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 18897a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18907a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18911da177e4SLinus Torvalds 18921da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18931da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18941da177e4SLinus Torvalds 18951da177e4SLinus Torvalds return 0; 18961da177e4SLinus Torvalds } 18971da177e4SLinus Torvalds 18981da177e4SLinus Torvalds case MODE_SENSE: 18991da177e4SLinus Torvalds { 19009d399cc7SSalyzyn, Mark char mode_buf[7]; 19019d399cc7SSalyzyn, Mark int mode_buf_length = 4; 19021da177e4SLinus Torvalds 19031da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 19041da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 19051da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 19069d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 19079d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 19089d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 19099d399cc7SSalyzyn, Mark if (dev->raw_io_interface) 19109d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 19111da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 19129d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 19139d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 19149d399cc7SSalyzyn, Mark mode_buf[0] = 6; 19159d399cc7SSalyzyn, Mark mode_buf[4] = 8; 19169d399cc7SSalyzyn, Mark mode_buf[5] = 1; 19179d399cc7SSalyzyn, Mark mode_buf[6] = 0x04; /* WCE */ 19189d399cc7SSalyzyn, Mark mode_buf_length = 7; 19199d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 19209d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 19219d399cc7SSalyzyn, Mark } 19229d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 19231da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19241da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19251da177e4SLinus Torvalds 19261da177e4SLinus Torvalds return 0; 19271da177e4SLinus Torvalds } 19281da177e4SLinus Torvalds case MODE_SENSE_10: 19291da177e4SLinus Torvalds { 19309d399cc7SSalyzyn, Mark char mode_buf[11]; 19319d399cc7SSalyzyn, Mark int mode_buf_length = 8; 19321da177e4SLinus Torvalds 19331da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 19341da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 19351da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 19361da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 19379d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 19389d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 19399d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 19409d399cc7SSalyzyn, Mark if (dev->raw_io_interface) 19419d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 19421da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 19431da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 19441da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 19451da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 19469d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 19479d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 19489d399cc7SSalyzyn, Mark mode_buf[1] = 9; 19499d399cc7SSalyzyn, Mark mode_buf[8] = 8; 19509d399cc7SSalyzyn, Mark mode_buf[9] = 1; 19519d399cc7SSalyzyn, Mark mode_buf[10] = 0x04; /* WCE */ 19529d399cc7SSalyzyn, Mark mode_buf_length = 11; 19539d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 19549d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 19559d399cc7SSalyzyn, Mark } 19569d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 19571da177e4SLinus Torvalds 19581da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19591da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19601da177e4SLinus Torvalds 19611da177e4SLinus Torvalds return 0; 19621da177e4SLinus Torvalds } 19631da177e4SLinus Torvalds case REQUEST_SENSE: 19641da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 19651da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 19661da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 19671da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19681da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19691da177e4SLinus Torvalds return 0; 19701da177e4SLinus Torvalds 19711da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 19721da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 19731da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 19741da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 19751da177e4SLinus Torvalds else 19761da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 19771da177e4SLinus Torvalds 19781da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19791da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19801da177e4SLinus Torvalds return 0; 19811da177e4SLinus Torvalds /* 19821da177e4SLinus Torvalds * These commands are all No-Ops 19831da177e4SLinus Torvalds */ 19841da177e4SLinus Torvalds case TEST_UNIT_READY: 19851da177e4SLinus Torvalds case RESERVE: 19861da177e4SLinus Torvalds case RELEASE: 19871da177e4SLinus Torvalds case REZERO_UNIT: 19881da177e4SLinus Torvalds case REASSIGN_BLOCKS: 19891da177e4SLinus Torvalds case SEEK_10: 19901da177e4SLinus Torvalds case START_STOP: 19911da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19921da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19931da177e4SLinus Torvalds return 0; 19941da177e4SLinus Torvalds } 19951da177e4SLinus Torvalds 19961da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 19971da177e4SLinus Torvalds { 19981da177e4SLinus Torvalds case READ_6: 19991da177e4SLinus Torvalds case READ_10: 20007a8cf29dSMark Haverkamp case READ_12: 20017a8cf29dSMark Haverkamp case READ_16: 20028c867b25SMark Haverkamp if (dev->in_reset) 20038c867b25SMark Haverkamp return -1; 20041da177e4SLinus Torvalds /* 20051da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 20061da177e4SLinus Torvalds * corresponds to a container. Needed to convert 20071da177e4SLinus Torvalds * containers to /dev/sd device names 20081da177e4SLinus Torvalds */ 20091da177e4SLinus Torvalds 20101da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 20117a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 20121da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 20137a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 20147a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 201577d644d4SMark Haverkamp 20169e7c349cSMark Haverkamp return aac_read(scsicmd); 20171da177e4SLinus Torvalds 20181da177e4SLinus Torvalds case WRITE_6: 20191da177e4SLinus Torvalds case WRITE_10: 20207a8cf29dSMark Haverkamp case WRITE_12: 20217a8cf29dSMark Haverkamp case WRITE_16: 20228c867b25SMark Haverkamp if (dev->in_reset) 20238c867b25SMark Haverkamp return -1; 20249e7c349cSMark Haverkamp return aac_write(scsicmd); 20251da177e4SLinus Torvalds 20261da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 20271da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 20289e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 20291da177e4SLinus Torvalds 20301da177e4SLinus Torvalds default: 20311da177e4SLinus Torvalds /* 20321da177e4SLinus Torvalds * Unhandled commands 20331da177e4SLinus Torvalds */ 20347c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 20351da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 20361da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 20371da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 20381da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 20391da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 20401da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 20411da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 20421da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 20431da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20441da177e4SLinus Torvalds return 0; 20451da177e4SLinus Torvalds } 20461da177e4SLinus Torvalds } 20471da177e4SLinus Torvalds 20481da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 20491da177e4SLinus Torvalds { 20501da177e4SLinus Torvalds struct aac_query_disk qd; 20511da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20521da177e4SLinus Torvalds 20531da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 205490ee3466SMark Haverkamp if (!fsa_dev_ptr) 205565101355SMark Haverkamp return -EBUSY; 20561da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 20571da177e4SLinus Torvalds return -EFAULT; 20581da177e4SLinus Torvalds if (qd.cnum == -1) 2059e5718774SMark Haverkamp qd.cnum = qd.id; 20601da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 20611da177e4SLinus Torvalds { 20621da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 20631da177e4SLinus Torvalds return -EINVAL; 20641da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 20651da177e4SLinus Torvalds qd.bus = 0; 20661da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 20671da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 20681da177e4SLinus Torvalds } 20691da177e4SLinus Torvalds else return -EINVAL; 20701da177e4SLinus Torvalds 20711da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 20721da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 20731da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 20741da177e4SLinus Torvalds 20751da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 20761da177e4SLinus Torvalds qd.unmapped = 1; 20771da177e4SLinus Torvalds else 20781da177e4SLinus Torvalds qd.unmapped = 0; 20791da177e4SLinus Torvalds 20801da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 20811da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 20821da177e4SLinus Torvalds 20831da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 20841da177e4SLinus Torvalds return -EFAULT; 20851da177e4SLinus Torvalds return 0; 20861da177e4SLinus Torvalds } 20871da177e4SLinus Torvalds 20881da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 20891da177e4SLinus Torvalds { 20901da177e4SLinus Torvalds struct aac_delete_disk dd; 20911da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20921da177e4SLinus Torvalds 20931da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 209465101355SMark Haverkamp if (!fsa_dev_ptr) 209565101355SMark Haverkamp return -EBUSY; 20961da177e4SLinus Torvalds 20971da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 20981da177e4SLinus Torvalds return -EFAULT; 20991da177e4SLinus Torvalds 21001da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 21011da177e4SLinus Torvalds return -EINVAL; 21021da177e4SLinus Torvalds /* 21031da177e4SLinus Torvalds * Mark this container as being deleted. 21041da177e4SLinus Torvalds */ 21051da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 21061da177e4SLinus Torvalds /* 21071da177e4SLinus Torvalds * Mark the container as no longer valid 21081da177e4SLinus Torvalds */ 21091da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 21101da177e4SLinus Torvalds return 0; 21111da177e4SLinus Torvalds } 21121da177e4SLinus Torvalds 21131da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 21141da177e4SLinus Torvalds { 21151da177e4SLinus Torvalds struct aac_delete_disk dd; 21161da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 21171da177e4SLinus Torvalds 21181da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 211990ee3466SMark Haverkamp if (!fsa_dev_ptr) 212065101355SMark Haverkamp return -EBUSY; 21211da177e4SLinus Torvalds 21221da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 21231da177e4SLinus Torvalds return -EFAULT; 21241da177e4SLinus Torvalds 21251da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 21261da177e4SLinus Torvalds return -EINVAL; 21271da177e4SLinus Torvalds /* 21281da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 21291da177e4SLinus Torvalds */ 21301da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 21311da177e4SLinus Torvalds return -EBUSY; 21321da177e4SLinus Torvalds else { 21331da177e4SLinus Torvalds /* 21341da177e4SLinus Torvalds * Mark the container as no longer being valid. 21351da177e4SLinus Torvalds */ 21361da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 21371da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 21381da177e4SLinus Torvalds return 0; 21391da177e4SLinus Torvalds } 21401da177e4SLinus Torvalds } 21411da177e4SLinus Torvalds 21421da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 21431da177e4SLinus Torvalds { 21441da177e4SLinus Torvalds switch (cmd) { 21451da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 21461da177e4SLinus Torvalds return query_disk(dev, arg); 21471da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 21481da177e4SLinus Torvalds return delete_disk(dev, arg); 21491da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 21501da177e4SLinus Torvalds return force_delete_disk(dev, arg); 21511da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 21521da177e4SLinus Torvalds return aac_get_containers(dev); 21531da177e4SLinus Torvalds default: 21541da177e4SLinus Torvalds return -ENOTTY; 21551da177e4SLinus Torvalds } 21561da177e4SLinus Torvalds } 21571da177e4SLinus Torvalds 21581da177e4SLinus Torvalds /** 21591da177e4SLinus Torvalds * 21601da177e4SLinus Torvalds * aac_srb_callback 21611da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 21621da177e4SLinus Torvalds * @fibptr: pointer to the fib 21631da177e4SLinus Torvalds * 21641da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 21651da177e4SLinus Torvalds * 21661da177e4SLinus Torvalds */ 21671da177e4SLinus Torvalds 21681da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 21691da177e4SLinus Torvalds { 21701da177e4SLinus Torvalds struct aac_dev *dev; 21711da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 21721da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21731da177e4SLinus Torvalds 21741da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 217503d44337SMark Haverkamp 217603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 217703d44337SMark Haverkamp return; 217803d44337SMark Haverkamp 2179125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 21801da177e4SLinus Torvalds 21811a655040SSalyzyn, Mark dev = fibptr->dev; 21821a655040SSalyzyn, Mark 21831da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 21841da177e4SLinus Torvalds 21851da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 21861da177e4SLinus Torvalds /* 21871da177e4SLinus Torvalds * Calculate resid for sg 21881da177e4SLinus Torvalds */ 21891da177e4SLinus Torvalds 2190727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2191727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 21921da177e4SLinus Torvalds 2193727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 21941da177e4SLinus Torvalds 21951da177e4SLinus Torvalds /* 21961da177e4SLinus Torvalds * First check the fib status 21971da177e4SLinus Torvalds */ 21981da177e4SLinus Torvalds 21991da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 22001da177e4SLinus Torvalds int len; 22011da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 22021da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 22031da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 22041da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 22051da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 22061da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 22071da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 22081da177e4SLinus Torvalds } 22091da177e4SLinus Torvalds 22101da177e4SLinus Torvalds /* 22111da177e4SLinus Torvalds * Next check the srb status 22121da177e4SLinus Torvalds */ 22131da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 22141da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 22151da177e4SLinus Torvalds case SRB_STATUS_PENDING: 22161da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 22171da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22181da177e4SLinus Torvalds break; 22191da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 22201da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 22211da177e4SLinus Torvalds case READ_6: 22221da177e4SLinus Torvalds case WRITE_6: 22231da177e4SLinus Torvalds case READ_10: 22241da177e4SLinus Torvalds case WRITE_10: 22251da177e4SLinus Torvalds case READ_12: 22261da177e4SLinus Torvalds case WRITE_12: 22277a8cf29dSMark Haverkamp case READ_16: 22287a8cf29dSMark Haverkamp case WRITE_16: 22291da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 22301da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 22311da177e4SLinus Torvalds } else { 22321da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 22331da177e4SLinus Torvalds } 22341da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 22351da177e4SLinus Torvalds break; 22361da177e4SLinus Torvalds case INQUIRY: { 22371da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22381da177e4SLinus Torvalds break; 22391da177e4SLinus Torvalds } 22401da177e4SLinus Torvalds default: 22411da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22421da177e4SLinus Torvalds break; 22431da177e4SLinus Torvalds } 22441da177e4SLinus Torvalds break; 22451da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 22461da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 22471da177e4SLinus Torvalds break; 22481da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 22491da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 22501da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 22511da177e4SLinus Torvalds break; 22521da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 22531da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 22541da177e4SLinus Torvalds break; 22551da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 22561da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 22571da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 22581da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 22591da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 22601da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22611da177e4SLinus Torvalds break; 22621da177e4SLinus Torvalds 22631da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 22641da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 22651da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 22661da177e4SLinus Torvalds break; 22671da177e4SLinus Torvalds 22681da177e4SLinus Torvalds case SRB_STATUS_BUSY: 22691da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22701da177e4SLinus Torvalds break; 22711da177e4SLinus Torvalds 22721da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 22731da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 22741da177e4SLinus Torvalds break; 22751da177e4SLinus Torvalds 22761da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 22771da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 22781da177e4SLinus Torvalds break; 22791da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 22801da177e4SLinus Torvalds case SRB_STATUS_ERROR: 22811da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 22821da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 22831da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 22841da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 22851da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 22861da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 22871da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 22881da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 22891da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 22901da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 22911da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 22921da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 22931da177e4SLinus Torvalds default: 22941da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22951da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 22961da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 22971da177e4SLinus Torvalds aac_get_status_string( 22981da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 22991da177e4SLinus Torvalds scsicmd->cmnd[0], 23001da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 23011da177e4SLinus Torvalds #endif 23021da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 23031da177e4SLinus Torvalds break; 23041da177e4SLinus Torvalds } 23051da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 23061da177e4SLinus Torvalds int len; 23071da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 23081da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 23091da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 23101da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 23111da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 23121da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 23137a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 23147a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 23151da177e4SLinus Torvalds #endif 23161da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 23171da177e4SLinus Torvalds 23181da177e4SLinus Torvalds } 23191da177e4SLinus Torvalds /* 23201da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 23211da177e4SLinus Torvalds */ 23221da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 23231da177e4SLinus Torvalds 2324bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2325bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 23268e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 23271da177e4SLinus Torvalds } 23281da177e4SLinus Torvalds 23291da177e4SLinus Torvalds /** 23301da177e4SLinus Torvalds * 23311da177e4SLinus Torvalds * aac_send_scb_fib 23321da177e4SLinus Torvalds * @scsicmd: the scsi command block 23331da177e4SLinus Torvalds * 23341da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 23351da177e4SLinus Torvalds * scsicmd passed in. 23361da177e4SLinus Torvalds */ 23371da177e4SLinus Torvalds 23381da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 23391da177e4SLinus Torvalds { 23401da177e4SLinus Torvalds struct fib* cmd_fibcontext; 23411da177e4SLinus Torvalds struct aac_dev* dev; 23421da177e4SLinus Torvalds int status; 23431da177e4SLinus Torvalds 234484971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2345e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 234684971738SMark Haverkamp scsicmd->device->lun > 7) { 23471da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23481da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23491da177e4SLinus Torvalds return 0; 23501da177e4SLinus Torvalds } 23511da177e4SLinus Torvalds 23521da177e4SLinus Torvalds /* 23531da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 23541da177e4SLinus Torvalds */ 2355bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 23561da177e4SLinus Torvalds return -1; 23571da177e4SLinus Torvalds } 2358e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 23591da177e4SLinus Torvalds 23601da177e4SLinus Torvalds /* 23611da177e4SLinus Torvalds * Check that the command queued to the controller 23621da177e4SLinus Torvalds */ 23631da177e4SLinus Torvalds if (status == -EINPROGRESS) { 236477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23651da177e4SLinus Torvalds return 0; 23661da177e4SLinus Torvalds } 23671da177e4SLinus Torvalds 2368bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2369bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2370bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23711da177e4SLinus Torvalds 23721da177e4SLinus Torvalds return -1; 23731da177e4SLinus Torvalds } 23741da177e4SLinus Torvalds 23751da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 23761da177e4SLinus Torvalds { 23771da177e4SLinus Torvalds struct aac_dev *dev; 23781da177e4SLinus Torvalds unsigned long byte_count = 0; 2379727eead6SFUJITA Tomonori int nseg; 23801da177e4SLinus Torvalds 23811da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23821da177e4SLinus Torvalds // Get rid of old data 23831da177e4SLinus Torvalds psg->count = 0; 23841da177e4SLinus Torvalds psg->sg[0].addr = 0; 23851da177e4SLinus Torvalds psg->sg[0].count = 0; 2386727eead6SFUJITA Tomonori 2387727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2388727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2389727eead6SFUJITA Tomonori if (nseg) { 23901da177e4SLinus Torvalds struct scatterlist *sg; 23911da177e4SLinus Torvalds int i; 23921da177e4SLinus Torvalds 2393727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 23941da177e4SLinus Torvalds 2395727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 23961da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 23971da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 23981da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 23991da177e4SLinus Torvalds } 24001da177e4SLinus Torvalds /* hba wants the size to be exact */ 2401727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 240256b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2403727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 240456b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2405727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 24061da177e4SLinus Torvalds } 24071da177e4SLinus Torvalds /* Check for command underflow */ 24081da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24091da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24101da177e4SLinus Torvalds byte_count, scsicmd->underflow); 24111da177e4SLinus Torvalds } 24121da177e4SLinus Torvalds } 24131da177e4SLinus Torvalds return byte_count; 24141da177e4SLinus Torvalds } 24151da177e4SLinus Torvalds 24161da177e4SLinus Torvalds 24171da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 24181da177e4SLinus Torvalds { 24191da177e4SLinus Torvalds struct aac_dev *dev; 24201da177e4SLinus Torvalds unsigned long byte_count = 0; 242156b58712SMark Haverkamp u64 addr; 2422727eead6SFUJITA Tomonori int nseg; 24231da177e4SLinus Torvalds 24241da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24251da177e4SLinus Torvalds // Get rid of old data 24261da177e4SLinus Torvalds psg->count = 0; 24271da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 24281da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 24291da177e4SLinus Torvalds psg->sg[0].count = 0; 2430727eead6SFUJITA Tomonori 2431727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2432727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2433727eead6SFUJITA Tomonori if (nseg) { 24341da177e4SLinus Torvalds struct scatterlist *sg; 24351da177e4SLinus Torvalds int i; 24361da177e4SLinus Torvalds 2437727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 24381241f359SMark Haverkamp int count = sg_dma_len(sg); 243956b58712SMark Haverkamp addr = sg_dma_address(sg); 244056b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 244156b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 24421241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24431241f359SMark Haverkamp byte_count += count; 24441da177e4SLinus Torvalds } 2445727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 24461da177e4SLinus Torvalds /* hba wants the size to be exact */ 2447727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 244856b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2449727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 245056b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2451727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 24521da177e4SLinus Torvalds } 24531da177e4SLinus Torvalds /* Check for command underflow */ 24541da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24551da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24561da177e4SLinus Torvalds byte_count, scsicmd->underflow); 24571da177e4SLinus Torvalds } 24581da177e4SLinus Torvalds } 24591da177e4SLinus Torvalds return byte_count; 24601da177e4SLinus Torvalds } 24611da177e4SLinus Torvalds 24620e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 24630e68c003SMark Haverkamp { 24640e68c003SMark Haverkamp unsigned long byte_count = 0; 2465727eead6SFUJITA Tomonori int nseg; 24660e68c003SMark Haverkamp 24670e68c003SMark Haverkamp // Get rid of old data 24680e68c003SMark Haverkamp psg->count = 0; 24690e68c003SMark Haverkamp psg->sg[0].next = 0; 24700e68c003SMark Haverkamp psg->sg[0].prev = 0; 24710e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 24720e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 24730e68c003SMark Haverkamp psg->sg[0].count = 0; 24740e68c003SMark Haverkamp psg->sg[0].flags = 0; 2475727eead6SFUJITA Tomonori 2476727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2477727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2478727eead6SFUJITA Tomonori if (nseg) { 24790e68c003SMark Haverkamp struct scatterlist *sg; 24800e68c003SMark Haverkamp int i; 24810e68c003SMark Haverkamp 2482727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 24830e68c003SMark Haverkamp int count = sg_dma_len(sg); 24840e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 24850e68c003SMark Haverkamp psg->sg[i].next = 0; 24860e68c003SMark Haverkamp psg->sg[i].prev = 0; 24870e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 24880e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 24890e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24900e68c003SMark Haverkamp psg->sg[i].flags = 0; 24910e68c003SMark Haverkamp byte_count += count; 24920e68c003SMark Haverkamp } 2493727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 24940e68c003SMark Haverkamp /* hba wants the size to be exact */ 2495727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 24960e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2497727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 24980e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2499727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 25000e68c003SMark Haverkamp } 25010e68c003SMark Haverkamp /* Check for command underflow */ 25020e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 25030e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 25040e68c003SMark Haverkamp byte_count, scsicmd->underflow); 25050e68c003SMark Haverkamp } 25060e68c003SMark Haverkamp } 25070e68c003SMark Haverkamp return byte_count; 25080e68c003SMark Haverkamp } 25090e68c003SMark Haverkamp 25101da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25111da177e4SLinus Torvalds 25121da177e4SLinus Torvalds struct aac_srb_status_info { 25131da177e4SLinus Torvalds u32 status; 25141da177e4SLinus Torvalds char *str; 25151da177e4SLinus Torvalds }; 25161da177e4SLinus Torvalds 25171da177e4SLinus Torvalds 25181da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 25191da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 25201da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 25211da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 25221da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 25231da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 25241da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 25251da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 25261da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 25271da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 25281da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 25291da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 25301da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 25311da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 25321da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 25331da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 25341da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 25351da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 25361da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 25371da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 25381da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 25391da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 25401da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 25411da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 25421da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 25431da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 25441da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 25451da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 25461da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 25471da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 25481da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 25491da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 25501da177e4SLinus Torvalds { 0xff, "Unknown Error"} 25511da177e4SLinus Torvalds }; 25521da177e4SLinus Torvalds 25531da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 25541da177e4SLinus Torvalds { 25551da177e4SLinus Torvalds int i; 25561da177e4SLinus Torvalds 25576391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 25586391a113STobias Klauser if (srb_status_info[i].status == status) 25591da177e4SLinus Torvalds return srb_status_info[i].str; 25601da177e4SLinus Torvalds 25611da177e4SLinus Torvalds return "Bad Status Code"; 25621da177e4SLinus Torvalds } 25631da177e4SLinus Torvalds 25641da177e4SLinus Torvalds #endif 2565