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 172e37ee4beSMark Haverkamp int expose_physicals = -1; 173653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 174e37ee4beSMark Haverkamp MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. -1=protect 0=off, 1=on"); 17503d44337SMark Haverkamp 1761208bab5SSalyzyn, Mark int aac_reset_devices = 0; 1771208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 1781208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 17903d44337SMark Haverkamp 18003d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 18103d44337SMark Haverkamp struct fib *fibptr) { 18203d44337SMark Haverkamp struct scsi_device *device; 18303d44337SMark Haverkamp 18403d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done )) { 18503d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")) 18603d44337SMark Haverkamp ; 18703d44337SMark Haverkamp aac_fib_complete(fibptr); 18803d44337SMark Haverkamp aac_fib_free(fibptr); 18903d44337SMark Haverkamp return 0; 19003d44337SMark Haverkamp } 19103d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 19203d44337SMark Haverkamp device = scsicmd->device; 19303d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 19403d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 19503d44337SMark Haverkamp aac_fib_complete(fibptr); 19603d44337SMark Haverkamp aac_fib_free(fibptr); 19703d44337SMark Haverkamp return 0; 19803d44337SMark Haverkamp } 19903d44337SMark Haverkamp return 1; 20003d44337SMark Haverkamp } 20103d44337SMark Haverkamp 2021da177e4SLinus Torvalds /** 2031da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 2041da177e4SLinus Torvalds * @common: adapter to query 2051da177e4SLinus Torvalds * 2061da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 2071da177e4SLinus Torvalds */ 2088c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 2091da177e4SLinus Torvalds { 2101da177e4SLinus Torvalds int status = 0; 2111da177e4SLinus Torvalds struct fib * fibptr; 2121da177e4SLinus Torvalds 213bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2141da177e4SLinus Torvalds return -ENOMEM; 2151da177e4SLinus Torvalds 216bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2171da177e4SLinus Torvalds { 2181da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 2191da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 2201da177e4SLinus Torvalds 2211da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2221da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 2231da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 2241da177e4SLinus Torvalds } 2251da177e4SLinus Torvalds 226bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2271da177e4SLinus Torvalds fibptr, 2281da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2291da177e4SLinus Torvalds FsaNormal, 2301da177e4SLinus Torvalds 1, 1, 2311da177e4SLinus Torvalds NULL, NULL); 2321da177e4SLinus Torvalds if (status < 0 ) { 2331da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2341da177e4SLinus Torvalds } else { 2351da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2361da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2371da177e4SLinus Torvalds dprintk((KERN_WARNING 2381da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2391da177e4SLinus Torvalds le32_to_cpu(reply->response), 2401da177e4SLinus Torvalds le32_to_cpu(reply->status), 2411da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2421da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2431da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2441da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2451da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2461da177e4SLinus Torvalds status = -EINVAL; 2471da177e4SLinus Torvalds } 2481da177e4SLinus Torvalds } 249bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2501da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2511da177e4SLinus Torvalds if (status >= 0) { 2521208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 2531da177e4SLinus Torvalds struct aac_commit_config * dinfo; 254bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2551da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2561da177e4SLinus Torvalds 2571da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2581da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2591da177e4SLinus Torvalds 260bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2611da177e4SLinus Torvalds fibptr, 2621da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2631da177e4SLinus Torvalds FsaNormal, 2641da177e4SLinus Torvalds 1, 1, 2651da177e4SLinus Torvalds NULL, NULL); 266bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2671208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 2681da177e4SLinus Torvalds printk(KERN_WARNING 2691da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2701da177e4SLinus Torvalds } 2711da177e4SLinus Torvalds } 272bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2731da177e4SLinus Torvalds return status; 2741da177e4SLinus Torvalds } 2751da177e4SLinus Torvalds 2761da177e4SLinus Torvalds /** 2771da177e4SLinus Torvalds * aac_get_containers - list containers 2781da177e4SLinus Torvalds * @common: adapter to probe 2791da177e4SLinus Torvalds * 2801da177e4SLinus Torvalds * Make a list of all containers on this controller 2811da177e4SLinus Torvalds */ 2821da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2831da177e4SLinus Torvalds { 2841da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2851da177e4SLinus Torvalds u32 index; 2861da177e4SLinus Torvalds int status = 0; 2871da177e4SLinus Torvalds struct fib * fibptr; 2881da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 2891da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 2901da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2911da177e4SLinus Torvalds 292bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2931da177e4SLinus Torvalds return -ENOMEM; 2941da177e4SLinus Torvalds 295bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2961da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 2971da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2981da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 2991da177e4SLinus Torvalds 300bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3011da177e4SLinus Torvalds fibptr, 3021da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 3031da177e4SLinus Torvalds FsaNormal, 3041da177e4SLinus Torvalds 1, 1, 3051da177e4SLinus Torvalds NULL, NULL); 3061da177e4SLinus Torvalds if (status >= 0) { 3071da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 3081da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 309bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3101da177e4SLinus Torvalds } 311fe76df42SMark Haverkamp aac_fib_free(fibptr); 3121da177e4SLinus Torvalds 3131da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 3141da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3151a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 316fe76df42SMark Haverkamp GFP_KERNEL); 317fe76df42SMark Haverkamp if (!fsa_dev_ptr) 3181da177e4SLinus Torvalds return -ENOMEM; 3191da177e4SLinus Torvalds 3201da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3211da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3221da177e4SLinus Torvalds 323fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 3241da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3251da177e4SLinus Torvalds 326fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 3271da177e4SLinus Torvalds 3281da177e4SLinus Torvalds if (status < 0) { 3291da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3301da177e4SLinus Torvalds break; 3311da177e4SLinus Torvalds } 3321da177e4SLinus Torvalds 3331da177e4SLinus Torvalds /* 3341da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3351da177e4SLinus Torvalds */ 336fe76df42SMark Haverkamp if (++index >= status) 3371da177e4SLinus Torvalds break; 3381da177e4SLinus Torvalds } 3391da177e4SLinus Torvalds return status; 3401da177e4SLinus Torvalds } 3411da177e4SLinus Torvalds 3423b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3433b2946ccSMark Haverkamp { 3443b2946ccSMark Haverkamp void *buf; 345cab537d6SJames Bottomley int transfer_len; 346727eead6SFUJITA Tomonori struct scatterlist *sg = scsi_sglist(scsicmd); 3473b2946ccSMark Haverkamp 3483b2946ccSMark Haverkamp buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 3493b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 350727eead6SFUJITA Tomonori 35120235f35SSalyzyn, Mark transfer_len -= offset; 352cab537d6SJames Bottomley if (buf && transfer_len > 0) 35320235f35SSalyzyn, Mark memcpy(buf + offset, data, transfer_len); 3543b2946ccSMark Haverkamp 3553b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3563b2946ccSMark Haverkamp 3573b2946ccSMark Haverkamp } 3583b2946ccSMark Haverkamp 3591da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3601da177e4SLinus Torvalds { 3611da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3621da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3631da177e4SLinus Torvalds 3641da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3651da177e4SLinus Torvalds 36603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 36703d44337SMark Haverkamp return; 36803d44337SMark Haverkamp 3691da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 370125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 3711da177e4SLinus Torvalds 3721da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3731da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3741da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3751da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3761da177e4SLinus Torvalds char *sp = get_name_reply->data; 3771da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 3781da177e4SLinus Torvalds while (*sp == ' ') 3791da177e4SLinus Torvalds ++sp; 3803b2946ccSMark Haverkamp if (*sp) { 3813b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 3823b2946ccSMark Haverkamp int count = sizeof(d); 3833b2946ccSMark Haverkamp char *dp = d; 3843b2946ccSMark Haverkamp do { 3851da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 3861da177e4SLinus Torvalds } while (--count > 0); 3873b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 3883b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 3891da177e4SLinus Torvalds } 3903b2946ccSMark Haverkamp } 3913b2946ccSMark Haverkamp 3921da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 3931da177e4SLinus Torvalds 394bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 395bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 3968e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 3971da177e4SLinus Torvalds } 3981da177e4SLinus Torvalds 3991da177e4SLinus Torvalds /** 4001da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4011da177e4SLinus Torvalds */ 4029e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4031da177e4SLinus Torvalds { 4041da177e4SLinus Torvalds int status; 4051da177e4SLinus Torvalds struct aac_get_name *dinfo; 4061da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4071da177e4SLinus Torvalds struct aac_dev * dev; 4081da177e4SLinus Torvalds 4091da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4101da177e4SLinus Torvalds 411bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4121da177e4SLinus Torvalds return -ENOMEM; 4131da177e4SLinus Torvalds 414bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4151da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4161da177e4SLinus Torvalds 4171da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4181da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4199e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4201da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4211da177e4SLinus Torvalds 422bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4231da177e4SLinus Torvalds cmd_fibcontext, 4241da177e4SLinus Torvalds sizeof (struct aac_get_name), 4251da177e4SLinus Torvalds FsaNormal, 4261da177e4SLinus Torvalds 0, 1, 4271da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4281da177e4SLinus Torvalds (void *) scsicmd); 4291da177e4SLinus Torvalds 4301da177e4SLinus Torvalds /* 4311da177e4SLinus Torvalds * Check that the command queued to the controller 4321da177e4SLinus Torvalds */ 43377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 43477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4351da177e4SLinus Torvalds return 0; 43677d644d4SMark Haverkamp } 4371da177e4SLinus Torvalds 438bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 439bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 440bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4411da177e4SLinus Torvalds return -1; 4421da177e4SLinus Torvalds } 4431da177e4SLinus Torvalds 444fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 445fe76df42SMark Haverkamp { 446fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 447fe76df42SMark Haverkamp 4481a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 449fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 450fe76df42SMark Haverkamp 451fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 452fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 453fe76df42SMark Haverkamp return 0; 454fe76df42SMark Haverkamp } 455fe76df42SMark Haverkamp 4561a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 457fe76df42SMark Haverkamp { 45803d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 459fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 46003d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 46103d44337SMark Haverkamp 46203d44337SMark Haverkamp 4631a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 4641a655040SSalyzyn, Mark return; 465fe76df42SMark Haverkamp 466fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 4671a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 468fe76df42SMark Haverkamp if (fsa_dev_ptr) { 469fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 470fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 471fe76df42SMark Haverkamp 472fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 473fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 474fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 475fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 476fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 477fe76df42SMark Haverkamp fsa_dev_ptr->size 478fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 479fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 480fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 481fe76df42SMark Haverkamp } 482fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 483fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 484fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 485fe76df42SMark Haverkamp } 486fe76df42SMark Haverkamp aac_fib_complete(fibptr); 487fe76df42SMark Haverkamp aac_fib_free(fibptr); 488fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 489fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 4901a655040SSalyzyn, Mark (*callback)(scsicmd); 4911a655040SSalyzyn, Mark return; 492fe76df42SMark Haverkamp } 493fe76df42SMark Haverkamp 4941a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 495fe76df42SMark Haverkamp { 496fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 497fe76df42SMark Haverkamp struct aac_mount * dresp; 498fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 499fe76df42SMark Haverkamp int status; 500fe76df42SMark Haverkamp 501fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 502fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 503fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5041a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 5051a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 5061a655040SSalyzyn, Mark return; 5071a655040SSalyzyn, Mark } 508fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 509fe76df42SMark Haverkamp 51003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 5111a655040SSalyzyn, Mark return; 51203d44337SMark Haverkamp 513fe76df42SMark Haverkamp aac_fib_init(fibptr); 514fe76df42SMark Haverkamp 515fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 516fe76df42SMark Haverkamp 517fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 518fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 519fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 520fe76df42SMark Haverkamp 521fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 522fe76df42SMark Haverkamp fibptr, 523fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 524fe76df42SMark Haverkamp FsaNormal, 525fe76df42SMark Haverkamp 0, 1, 5261a655040SSalyzyn, Mark _aac_probe_container2, 527fe76df42SMark Haverkamp (void *) scsicmd); 528fe76df42SMark Haverkamp /* 529fe76df42SMark Haverkamp * Check that the command queued to the controller 530fe76df42SMark Haverkamp */ 5311a655040SSalyzyn, Mark if (status == -EINPROGRESS) 532fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5331a655040SSalyzyn, Mark else if (status < 0) { 534fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 535fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 5361a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 537fe76df42SMark Haverkamp } 538fe76df42SMark Haverkamp } 539fe76df42SMark Haverkamp 540fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 541fe76df42SMark Haverkamp { 542fe76df42SMark Haverkamp struct fib * fibptr; 543fe76df42SMark Haverkamp int status = -ENOMEM; 544fe76df42SMark Haverkamp 545fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 546fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 547fe76df42SMark Haverkamp 548fe76df42SMark Haverkamp aac_fib_init(fibptr); 549fe76df42SMark Haverkamp 550fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 551fe76df42SMark Haverkamp 552fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 553fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 554fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 555fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 556fe76df42SMark Haverkamp 557fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 558fe76df42SMark Haverkamp fibptr, 559fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 560fe76df42SMark Haverkamp FsaNormal, 561fe76df42SMark Haverkamp 0, 1, 5621a655040SSalyzyn, Mark _aac_probe_container1, 563fe76df42SMark Haverkamp (void *) scsicmd); 564fe76df42SMark Haverkamp /* 565fe76df42SMark Haverkamp * Check that the command queued to the controller 566fe76df42SMark Haverkamp */ 567fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 568fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 569fe76df42SMark Haverkamp return 0; 570fe76df42SMark Haverkamp } 571fe76df42SMark Haverkamp if (status < 0) { 572fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 573fe76df42SMark Haverkamp aac_fib_complete(fibptr); 574fe76df42SMark Haverkamp aac_fib_free(fibptr); 575fe76df42SMark Haverkamp } 576fe76df42SMark Haverkamp } 577fe76df42SMark Haverkamp if (status < 0) { 578fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 579fe76df42SMark Haverkamp if (fsa_dev_ptr) { 580fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 581fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 582fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 583fe76df42SMark Haverkamp return (*callback)(scsicmd); 584fe76df42SMark Haverkamp } 585fe76df42SMark Haverkamp } 586fe76df42SMark Haverkamp } 587fe76df42SMark Haverkamp return status; 588fe76df42SMark Haverkamp } 589fe76df42SMark Haverkamp 5901da177e4SLinus Torvalds /** 591bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 5921da177e4SLinus Torvalds * @dev: device to query 5931da177e4SLinus Torvalds * @cid: container identifier 5941da177e4SLinus Torvalds * 5951da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 5961da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 5971da177e4SLinus Torvalds */ 598fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 599fe76df42SMark Haverkamp { 600fe76df42SMark Haverkamp scsicmd->device = NULL; 601fe76df42SMark Haverkamp return 0; 602fe76df42SMark Haverkamp } 6031da177e4SLinus Torvalds 604bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6051da177e4SLinus Torvalds { 606fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 607fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6081da177e4SLinus Torvalds int status; 6091da177e4SLinus Torvalds 610fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 611fe76df42SMark Haverkamp kfree(scsicmd); 612fe76df42SMark Haverkamp kfree(scsidev); 61390ee3466SMark Haverkamp return -ENOMEM; 6141da177e4SLinus Torvalds } 615fe76df42SMark Haverkamp scsicmd->list.next = NULL; 6161a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 6171da177e4SLinus Torvalds 618fe76df42SMark Haverkamp scsicmd->device = scsidev; 619fe76df42SMark Haverkamp scsidev->sdev_state = 0; 620fe76df42SMark Haverkamp scsidev->id = cid; 621fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6221da177e4SLinus Torvalds 623fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 624fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 625fe76df42SMark Haverkamp schedule(); 626802ae2f0SSalyzyn, Mark kfree(scsidev); 627fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 628fe76df42SMark Haverkamp kfree(scsicmd); 6291da177e4SLinus Torvalds return status; 6301da177e4SLinus Torvalds } 6311da177e4SLinus Torvalds 6321da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6331da177e4SLinus Torvalds struct scsi_inq { 6341da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6351da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6361da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6371da177e4SLinus Torvalds }; 6381da177e4SLinus Torvalds 6391da177e4SLinus Torvalds /** 6401da177e4SLinus Torvalds * InqStrCopy - string merge 6411da177e4SLinus Torvalds * @a: string to copy from 6421da177e4SLinus Torvalds * @b: string to copy to 6431da177e4SLinus Torvalds * 6441da177e4SLinus Torvalds * Copy a String from one location to another 6451da177e4SLinus Torvalds * without copying \0 6461da177e4SLinus Torvalds */ 6471da177e4SLinus Torvalds 6481da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 6491da177e4SLinus Torvalds { 6501da177e4SLinus Torvalds 6511da177e4SLinus Torvalds while(*a != (char)0) 6521da177e4SLinus Torvalds *b++ = *a++; 6531da177e4SLinus Torvalds } 6541da177e4SLinus Torvalds 6551da177e4SLinus Torvalds static char *container_types[] = { 6561da177e4SLinus Torvalds "None", 6571da177e4SLinus Torvalds "Volume", 6581da177e4SLinus Torvalds "Mirror", 6591da177e4SLinus Torvalds "Stripe", 6601da177e4SLinus Torvalds "RAID5", 6611da177e4SLinus Torvalds "SSRW", 6621da177e4SLinus Torvalds "SSRO", 6631da177e4SLinus Torvalds "Morph", 6641da177e4SLinus Torvalds "Legacy", 6651da177e4SLinus Torvalds "RAID4", 6661da177e4SLinus Torvalds "RAID10", 6671da177e4SLinus Torvalds "RAID00", 6681da177e4SLinus Torvalds "V-MIRRORS", 6691da177e4SLinus Torvalds "PSEUDO R4", 6701da177e4SLinus Torvalds "RAID50", 67184971738SMark Haverkamp "RAID5D", 67284971738SMark Haverkamp "RAID5D0", 67384971738SMark Haverkamp "RAID1E", 67484971738SMark Haverkamp "RAID6", 67584971738SMark Haverkamp "RAID60", 6761da177e4SLinus Torvalds "Unknown" 6771da177e4SLinus Torvalds }; 6781da177e4SLinus Torvalds 6791da177e4SLinus Torvalds 6801da177e4SLinus Torvalds 6811da177e4SLinus Torvalds /* Function: setinqstr 6821da177e4SLinus Torvalds * 6831da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6841da177e4SLinus Torvalds * 6851da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6861da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6871da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6881da177e4SLinus Torvalds */ 6891da177e4SLinus Torvalds 690794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 6911da177e4SLinus Torvalds { 6921da177e4SLinus Torvalds struct scsi_inq *str; 6931da177e4SLinus Torvalds 6941da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 695794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 696794d0601SMark Haverkamp 697794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 698794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 699794d0601SMark Haverkamp int c = sizeof(str->vid); 700794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 701794d0601SMark Haverkamp ++cp; 702794d0601SMark Haverkamp c = *cp; 703794d0601SMark Haverkamp *cp = '\0'; 704794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 705794d0601SMark Haverkamp str->vid); 706794d0601SMark Haverkamp *cp = c; 707794d0601SMark Haverkamp while (*cp && *cp != ' ') 708794d0601SMark Haverkamp ++cp; 709794d0601SMark Haverkamp while (*cp == ' ') 710794d0601SMark Haverkamp ++cp; 711794d0601SMark Haverkamp /* last six chars reserved for vol type */ 712794d0601SMark Haverkamp c = 0; 713794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 714794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 715794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 716794d0601SMark Haverkamp } 717794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 718794d0601SMark Haverkamp if (c) 719794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 720794d0601SMark Haverkamp } else { 721794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7221da177e4SLinus Torvalds 7231da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 724794d0601SMark Haverkamp /* last six chars reserved for vol type */ 725794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 726794d0601SMark Haverkamp } 7271da177e4SLinus Torvalds 7286391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7291da177e4SLinus Torvalds char *findit = str->pid; 7301da177e4SLinus Torvalds 7311da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 7321da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 7331da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 7341da177e4SLinus Torvalds *(findit -= 4) = ' '; 735794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 736794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 7371da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 7381da177e4SLinus Torvalds } 7391da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 7401da177e4SLinus Torvalds } 7411da177e4SLinus Torvalds 7424833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 7431da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 7441da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 7451da177e4SLinus Torvalds u32 residue) 7461da177e4SLinus Torvalds { 7471da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 7481da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 7491da177e4SLinus Torvalds 7501da177e4SLinus Torvalds if (incorrect_length) { 7511da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 7521da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 7531da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 7541da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 7551da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 7561da177e4SLinus Torvalds } else 7571da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 7581da177e4SLinus Torvalds 7591da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 7601da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 7611da177e4SLinus Torvalds else 7621da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 7631da177e4SLinus Torvalds 7641da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 7651da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 7661da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 7671da177e4SLinus Torvalds sense_buf[15] = 0; 7681da177e4SLinus Torvalds 7691da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 7701da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 7711da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 7721da177e4SLinus Torvalds 7731da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 7741da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 7751da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 7761da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 7771da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 7781da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 7791da177e4SLinus Torvalds } 7801da177e4SLinus Torvalds } 7811da177e4SLinus Torvalds 782e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 783e8f32de5SMark Haverkamp { 784e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 785e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 786e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 787e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 788e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 789e8f32de5SMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 790e8f32de5SMark Haverkamp HARDWARE_ERROR, 791e8f32de5SMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 792e8f32de5SMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 793e8f32de5SMark Haverkamp 0, 0); 794e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 795e8f32de5SMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(cmd->sense_buffer)) 796e8f32de5SMark Haverkamp ? sizeof(cmd->sense_buffer) 797e8f32de5SMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 798e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 799e8f32de5SMark Haverkamp return 1; 800e8f32de5SMark Haverkamp } 801e8f32de5SMark Haverkamp return 0; 802e8f32de5SMark Haverkamp } 803e8f32de5SMark Haverkamp 804e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 805e8f32de5SMark Haverkamp { 806e8f32de5SMark Haverkamp return 0; 807e8f32de5SMark Haverkamp } 808e8f32de5SMark Haverkamp 809e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 810e8f32de5SMark Haverkamp 811e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 812e8f32de5SMark Haverkamp { 813e8f32de5SMark Haverkamp u16 fibsize; 814e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 815e8f32de5SMark Haverkamp aac_fib_init(fib); 816e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 817e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 818e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 819e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 820e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 8219d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 822e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 823e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 824e8f32de5SMark Haverkamp 825e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 826e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 827e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 828e8f32de5SMark Haverkamp /* 829e8f32de5SMark Haverkamp * Now send the Fib to the adapter 830e8f32de5SMark Haverkamp */ 831e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 832e8f32de5SMark Haverkamp fib, 833e8f32de5SMark Haverkamp fibsize, 834e8f32de5SMark Haverkamp FsaNormal, 835e8f32de5SMark Haverkamp 0, 1, 836e8f32de5SMark Haverkamp (fib_callback) io_callback, 837e8f32de5SMark Haverkamp (void *) cmd); 838e8f32de5SMark Haverkamp } 839e8f32de5SMark Haverkamp 840e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 841e8f32de5SMark Haverkamp { 842e8f32de5SMark Haverkamp u16 fibsize; 843e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 844e8f32de5SMark Haverkamp aac_fib_init(fib); 845e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 846e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 847e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 848e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 849e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 850e8f32de5SMark Haverkamp readcmd->pad = 0; 851e8f32de5SMark Haverkamp readcmd->flags = 0; 852e8f32de5SMark Haverkamp 853e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 854e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 855e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 856e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 857e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 858e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 859e8f32de5SMark Haverkamp /* 860e8f32de5SMark Haverkamp * Now send the Fib to the adapter 861e8f32de5SMark Haverkamp */ 862e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 863e8f32de5SMark Haverkamp fib, 864e8f32de5SMark Haverkamp fibsize, 865e8f32de5SMark Haverkamp FsaNormal, 866e8f32de5SMark Haverkamp 0, 1, 867e8f32de5SMark Haverkamp (fib_callback) io_callback, 868e8f32de5SMark Haverkamp (void *) cmd); 869e8f32de5SMark Haverkamp } 870e8f32de5SMark Haverkamp 871e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 872e8f32de5SMark Haverkamp { 873e8f32de5SMark Haverkamp u16 fibsize; 874e8f32de5SMark Haverkamp struct aac_read *readcmd; 875e8f32de5SMark Haverkamp aac_fib_init(fib); 876e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 877e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 878e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 879e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 880e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 881e8f32de5SMark Haverkamp 882e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 883e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 884e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 885e8f32de5SMark Haverkamp sizeof (struct sgentry)); 886e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 887e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 888e8f32de5SMark Haverkamp /* 889e8f32de5SMark Haverkamp * Now send the Fib to the adapter 890e8f32de5SMark Haverkamp */ 891e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 892e8f32de5SMark Haverkamp fib, 893e8f32de5SMark Haverkamp fibsize, 894e8f32de5SMark Haverkamp FsaNormal, 895e8f32de5SMark Haverkamp 0, 1, 896e8f32de5SMark Haverkamp (fib_callback) io_callback, 897e8f32de5SMark Haverkamp (void *) cmd); 898e8f32de5SMark Haverkamp } 899e8f32de5SMark Haverkamp 9009d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 901e8f32de5SMark Haverkamp { 902e8f32de5SMark Haverkamp u16 fibsize; 903e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 904e8f32de5SMark Haverkamp aac_fib_init(fib); 905e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 906e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 907e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 908e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 909e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 9109d399cc7SSalyzyn, Mark writecmd->flags = fua ? 9119d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 9129d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 913e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 914e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 915e8f32de5SMark Haverkamp 916e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 917e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 918e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 919e8f32de5SMark Haverkamp /* 920e8f32de5SMark Haverkamp * Now send the Fib to the adapter 921e8f32de5SMark Haverkamp */ 922e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 923e8f32de5SMark Haverkamp fib, 924e8f32de5SMark Haverkamp fibsize, 925e8f32de5SMark Haverkamp FsaNormal, 926e8f32de5SMark Haverkamp 0, 1, 927e8f32de5SMark Haverkamp (fib_callback) io_callback, 928e8f32de5SMark Haverkamp (void *) cmd); 929e8f32de5SMark Haverkamp } 930e8f32de5SMark Haverkamp 9319d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 932e8f32de5SMark Haverkamp { 933e8f32de5SMark Haverkamp u16 fibsize; 934e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 935e8f32de5SMark Haverkamp aac_fib_init(fib); 936e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 937e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 938e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 939e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 940e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 941e8f32de5SMark Haverkamp writecmd->pad = 0; 942e8f32de5SMark Haverkamp writecmd->flags = 0; 943e8f32de5SMark Haverkamp 944e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 945e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 946e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 947e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 948e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 949e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 950e8f32de5SMark Haverkamp /* 951e8f32de5SMark Haverkamp * Now send the Fib to the adapter 952e8f32de5SMark Haverkamp */ 953e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 954e8f32de5SMark Haverkamp fib, 955e8f32de5SMark Haverkamp fibsize, 956e8f32de5SMark Haverkamp FsaNormal, 957e8f32de5SMark Haverkamp 0, 1, 958e8f32de5SMark Haverkamp (fib_callback) io_callback, 959e8f32de5SMark Haverkamp (void *) cmd); 960e8f32de5SMark Haverkamp } 961e8f32de5SMark Haverkamp 9629d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 963e8f32de5SMark Haverkamp { 964e8f32de5SMark Haverkamp u16 fibsize; 965e8f32de5SMark Haverkamp struct aac_write *writecmd; 966e8f32de5SMark Haverkamp aac_fib_init(fib); 967e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 968e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 969e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 970e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 971e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 972e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 973e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 974e8f32de5SMark Haverkamp 975e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 976e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 977e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 978e8f32de5SMark Haverkamp sizeof (struct sgentry)); 979e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 980e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 981e8f32de5SMark Haverkamp /* 982e8f32de5SMark Haverkamp * Now send the Fib to the adapter 983e8f32de5SMark Haverkamp */ 984e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 985e8f32de5SMark Haverkamp fib, 986e8f32de5SMark Haverkamp fibsize, 987e8f32de5SMark Haverkamp FsaNormal, 988e8f32de5SMark Haverkamp 0, 1, 989e8f32de5SMark Haverkamp (fib_callback) io_callback, 990e8f32de5SMark Haverkamp (void *) cmd); 991e8f32de5SMark Haverkamp } 992e8f32de5SMark Haverkamp 993e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 994e8f32de5SMark Haverkamp { 995e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 996e8f32de5SMark Haverkamp u32 flag; 997e8f32de5SMark Haverkamp u32 timeout; 998e8f32de5SMark Haverkamp 999e8f32de5SMark Haverkamp aac_fib_init(fib); 1000e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1001e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1002e8f32de5SMark Haverkamp flag = SRB_DataOut; 1003e8f32de5SMark Haverkamp break; 1004e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1005e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1006e8f32de5SMark Haverkamp break; 1007e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1008e8f32de5SMark Haverkamp flag = SRB_DataIn; 1009e8f32de5SMark Haverkamp break; 1010e8f32de5SMark Haverkamp case DMA_NONE: 1011e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1012e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1013e8f32de5SMark Haverkamp break; 1014e8f32de5SMark Haverkamp } 1015e8f32de5SMark Haverkamp 1016e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1017e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1018e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1019e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1020e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1021e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1022e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1023e8f32de5SMark Haverkamp if (timeout == 0) 1024e8f32de5SMark Haverkamp timeout = 1; 1025e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1026e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1027e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1028e8f32de5SMark Haverkamp return srbcmd; 1029e8f32de5SMark Haverkamp } 1030e8f32de5SMark Haverkamp 1031e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1032e8f32de5SMark Haverkamp 1033e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1034e8f32de5SMark Haverkamp { 1035e8f32de5SMark Haverkamp u16 fibsize; 1036e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1037e8f32de5SMark Haverkamp 1038e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1039727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1040e8f32de5SMark Haverkamp 1041e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1042e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1043e8f32de5SMark Haverkamp /* 1044e8f32de5SMark Haverkamp * Build Scatter/Gather list 1045e8f32de5SMark Haverkamp */ 1046e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1047e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1048e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1049e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1050e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1051e8f32de5SMark Haverkamp 1052e8f32de5SMark Haverkamp /* 1053e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1054e8f32de5SMark Haverkamp */ 1055e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1056e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1057e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1058e8f32de5SMark Haverkamp (void *) cmd); 1059e8f32de5SMark Haverkamp } 1060e8f32de5SMark Haverkamp 1061e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1062e8f32de5SMark Haverkamp { 1063e8f32de5SMark Haverkamp u16 fibsize; 1064e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1065e8f32de5SMark Haverkamp 1066e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1067727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1068e8f32de5SMark Haverkamp 1069e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1070e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1071e8f32de5SMark Haverkamp /* 1072e8f32de5SMark Haverkamp * Build Scatter/Gather list 1073e8f32de5SMark Haverkamp */ 1074e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1075e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1076e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1077e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1078e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1079e8f32de5SMark Haverkamp 1080e8f32de5SMark Haverkamp /* 1081e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1082e8f32de5SMark Haverkamp */ 1083e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1084e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1085e8f32de5SMark Haverkamp } 1086e8f32de5SMark Haverkamp 10871da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 10881da177e4SLinus Torvalds { 10891da177e4SLinus Torvalds struct fib* fibptr; 10901da177e4SLinus Torvalds int rcode; 10911da177e4SLinus Torvalds u32 tmp; 10927c00ffa3SMark Haverkamp struct aac_adapter_info *info; 109384971738SMark Haverkamp struct aac_bus_info *command; 109484971738SMark Haverkamp struct aac_bus_info_response *bus_info; 10957c00ffa3SMark Haverkamp 1096bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 10971da177e4SLinus Torvalds return -ENOMEM; 10981da177e4SLinus Torvalds 1099bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11001da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 11017c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11021da177e4SLinus Torvalds 1103bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 11041da177e4SLinus Torvalds fibptr, 11057c00ffa3SMark Haverkamp sizeof(*info), 11061da177e4SLinus Torvalds FsaNormal, 11079203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 11081da177e4SLinus Torvalds NULL, 11091da177e4SLinus Torvalds NULL); 11101da177e4SLinus Torvalds 11117c00ffa3SMark Haverkamp if (rcode < 0) { 1112bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1113bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 11147c00ffa3SMark Haverkamp return rcode; 11157c00ffa3SMark Haverkamp } 11167c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 11177c00ffa3SMark Haverkamp 11187c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 11197c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 11207c00ffa3SMark Haverkamp 1121bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11227c00ffa3SMark Haverkamp 11237c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 11247c00ffa3SMark Haverkamp 11257c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11267c00ffa3SMark Haverkamp 1127bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 11287c00ffa3SMark Haverkamp fibptr, 11297c00ffa3SMark Haverkamp sizeof(*info), 11307c00ffa3SMark Haverkamp FsaNormal, 11317c00ffa3SMark Haverkamp 1, 1, 11327c00ffa3SMark Haverkamp NULL, 11337c00ffa3SMark Haverkamp NULL); 11347c00ffa3SMark Haverkamp 11357c00ffa3SMark Haverkamp if (rcode >= 0) 11367c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 11377c00ffa3SMark Haverkamp } 11381da177e4SLinus Torvalds 113984971738SMark Haverkamp 114084971738SMark Haverkamp /* 114184971738SMark Haverkamp * GetBusInfo 114284971738SMark Haverkamp */ 114384971738SMark Haverkamp 1144bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 114584971738SMark Haverkamp 114684971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 114784971738SMark Haverkamp 114884971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 114984971738SMark Haverkamp 115084971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 115184971738SMark Haverkamp 115284971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 115384971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 115484971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 115584971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 115684971738SMark Haverkamp 1157bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 115884971738SMark Haverkamp fibptr, 115984971738SMark Haverkamp sizeof (*bus_info), 116084971738SMark Haverkamp FsaNormal, 116184971738SMark Haverkamp 1, 1, 116284971738SMark Haverkamp NULL, NULL); 116384971738SMark Haverkamp 116484971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 116584971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 116684971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 116784971738SMark Haverkamp } 116884971738SMark Haverkamp 11698c867b25SMark Haverkamp if (!dev->in_reset) { 11701da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 11717c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 11721da177e4SLinus Torvalds dev->name, 11731da177e4SLinus Torvalds dev->id, 11741da177e4SLinus Torvalds tmp>>24, 11751da177e4SLinus Torvalds (tmp>>16)&0xff, 11761da177e4SLinus Torvalds tmp&0xff, 11777c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 11787c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 11797c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 11801da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 11811da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 11821da177e4SLinus Torvalds dev->name, dev->id, 11831da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11841da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 11851da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 11861da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 11871da177e4SLinus Torvalds dev->name, dev->id, 11881da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11891da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 11901da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 11911da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 11921da177e4SLinus Torvalds dev->name, dev->id, 11931da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 1194a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1195a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1196a45c863fSSalyzyn, Mark dev->name, dev->id, 1197a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1198a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1199a45c863fSSalyzyn, Mark } 12008c867b25SMark Haverkamp } 12011da177e4SLinus Torvalds 12021da177e4SLinus Torvalds dev->nondasd_support = 0; 12031da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 12041da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 12051da177e4SLinus Torvalds dev->nondasd_support = 1; 12061da177e4SLinus Torvalds } 12071da177e4SLinus Torvalds 12081da177e4SLinus Torvalds /* 12091da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 12101da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 12111da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 12121da177e4SLinus Torvalds * additional changes changes will have to be made to support 12131da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 12141da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 12151da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 12161da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 12171da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 12181da177e4SLinus Torvalds */ 12191da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 12201da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 12211da177e4SLinus Torvalds dev->nondasd_support = 1; 12221da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 12231da177e4SLinus Torvalds } 12241da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 12251da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 12261da177e4SLinus Torvalds dev->name, dev->id); 12271da177e4SLinus Torvalds 12281da177e4SLinus Torvalds if(nondasd != -1) { 12291da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 12301da177e4SLinus Torvalds } 12311da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 12321da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 12331da177e4SLinus Torvalds } 12341da177e4SLinus Torvalds 12351da177e4SLinus Torvalds dev->dac_support = 0; 12361da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 12371da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 12381da177e4SLinus Torvalds dev->dac_support = 1; 12391da177e4SLinus Torvalds } 12401da177e4SLinus Torvalds 12411da177e4SLinus Torvalds if(dacmode != -1) { 12421da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 12431da177e4SLinus Torvalds } 12441da177e4SLinus Torvalds if(dev->dac_support != 0) { 124571e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 124671e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 12471da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 12481da177e4SLinus Torvalds dev->name, dev->id); 124971e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 125071e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 12511da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 12521da177e4SLinus Torvalds dev->name, dev->id); 12531da177e4SLinus Torvalds dev->dac_support = 0; 12541da177e4SLinus Torvalds } else { 12551da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 12561da177e4SLinus Torvalds dev->name, dev->id); 12571da177e4SLinus Torvalds rcode = -ENOMEM; 12581da177e4SLinus Torvalds } 12591da177e4SLinus Torvalds } 12607c00ffa3SMark Haverkamp /* 1261e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1262e8f32de5SMark Haverkamp * interface. 12637c00ffa3SMark Haverkamp */ 1264e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 1265e8f32de5SMark Haverkamp ? aac_scsi_64 1266e8f32de5SMark Haverkamp : aac_scsi_32; 1267e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1268e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1269e8f32de5SMark Haverkamp ? aac_bounds_64 1270e8f32de5SMark Haverkamp : aac_bounds_32; 1271e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1272e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1273e8f32de5SMark Haverkamp } else { 1274e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 12757c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 12767c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 127763a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 127863a70eeaSMark Haverkamp sizeof(struct sgentry); 12797c00ffa3SMark Haverkamp if (dev->dac_support) { 1280e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1281e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 12827c00ffa3SMark Haverkamp /* 12837c00ffa3SMark Haverkamp * 38 scatter gather elements 12847c00ffa3SMark Haverkamp */ 12857c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 12867c00ffa3SMark Haverkamp (dev->max_fib_size - 12877c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 12887c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 128963a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 129063a70eeaSMark Haverkamp sizeof(struct sgentry64); 1291e8f32de5SMark Haverkamp } else { 1292e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1293e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 12947c00ffa3SMark Haverkamp } 12957c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 12967c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 12977c00ffa3SMark Haverkamp /* 12987c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 12997c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 13007c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 13017c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 13027c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 13037c00ffa3SMark Haverkamp * element. 13047c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 13057c00ffa3SMark Haverkamp */ 13067c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 13077c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 13087c00ffa3SMark Haverkamp } 13090e68c003SMark Haverkamp } 13101da177e4SLinus Torvalds 1311bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1312bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13131da177e4SLinus Torvalds 13141da177e4SLinus Torvalds return rcode; 13151da177e4SLinus Torvalds } 13161da177e4SLinus Torvalds 13171da177e4SLinus Torvalds 1318e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 13191da177e4SLinus Torvalds { 13201da177e4SLinus Torvalds struct aac_dev *dev; 13211da177e4SLinus Torvalds struct aac_read_reply *readreply; 13221da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 13231da177e4SLinus Torvalds u32 cid; 13241da177e4SLinus Torvalds 13251da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 13261da177e4SLinus Torvalds 132703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 132803d44337SMark Haverkamp return; 132903d44337SMark Haverkamp 13301a655040SSalyzyn, Mark dev = fibptr->dev; 1331e5718774SMark Haverkamp cid = scmd_id(scsicmd); 13321da177e4SLinus Torvalds 13337a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 13347a8cf29dSMark Haverkamp u64 lba; 13357a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 13367a8cf29dSMark Haverkamp case WRITE_6: 13377a8cf29dSMark Haverkamp case READ_6: 13387a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 13397a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 13407a8cf29dSMark Haverkamp break; 13417a8cf29dSMark Haverkamp case WRITE_16: 13427a8cf29dSMark Haverkamp case READ_16: 13437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 13447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 13457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 13467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 13477a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 13487a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 13497a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 13507a8cf29dSMark Haverkamp break; 13517a8cf29dSMark Haverkamp case WRITE_12: 13527a8cf29dSMark Haverkamp case READ_12: 13537a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13547a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13557a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13567a8cf29dSMark Haverkamp break; 13577a8cf29dSMark Haverkamp default: 13587a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13597a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13607a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13617a8cf29dSMark Haverkamp break; 13627a8cf29dSMark Haverkamp } 13637a8cf29dSMark Haverkamp printk(KERN_DEBUG 13647a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 13657a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 13667a8cf29dSMark Haverkamp } 13671da177e4SLinus Torvalds 1368125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 13691da177e4SLinus Torvalds 1370727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1371727eead6SFUJITA Tomonori 13721da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 13731da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 13741da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13751da177e4SLinus Torvalds else { 13767c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1377e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 13781da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 13797c00ffa3SMark Haverkamp #endif 13801da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13811da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 13821da177e4SLinus Torvalds HARDWARE_ERROR, 13831da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13841da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13851da177e4SLinus Torvalds 0, 0); 13861da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13871da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 13881da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 13891da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 13901da177e4SLinus Torvalds } 1391bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1392bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13931da177e4SLinus Torvalds 13948e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 13951da177e4SLinus Torvalds } 13961da177e4SLinus Torvalds 13979e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 13981da177e4SLinus Torvalds { 13997a8cf29dSMark Haverkamp u64 lba; 14001da177e4SLinus Torvalds u32 count; 14011da177e4SLinus Torvalds int status; 14021da177e4SLinus Torvalds struct aac_dev *dev; 14031da177e4SLinus Torvalds struct fib * cmd_fibcontext; 14041da177e4SLinus Torvalds 14051da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 14061da177e4SLinus Torvalds /* 14071da177e4SLinus Torvalds * Get block address and transfer length 14081da177e4SLinus Torvalds */ 14097a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14107a8cf29dSMark Haverkamp case READ_6: 14119e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 14121da177e4SLinus Torvalds 14137a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14147a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14151da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 14161da177e4SLinus Torvalds 14171da177e4SLinus Torvalds if (count == 0) 14181da177e4SLinus Torvalds count = 256; 14197a8cf29dSMark Haverkamp break; 14207a8cf29dSMark Haverkamp case READ_16: 14219e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 14227a8cf29dSMark Haverkamp 14237a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14247a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14257a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14267a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14277a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14287a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14297a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14307a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 14317a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 14327a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 14337a8cf29dSMark Haverkamp break; 14347a8cf29dSMark Haverkamp case READ_12: 14359e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 14367a8cf29dSMark Haverkamp 14377a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14387a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14397a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14407a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 14417a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14427a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14437a8cf29dSMark Haverkamp break; 14447a8cf29dSMark Haverkamp default: 14459e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 14461da177e4SLinus Torvalds 14477a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14487a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14497a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14501da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 14517a8cf29dSMark Haverkamp break; 14521da177e4SLinus Torvalds } 14537a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 14547c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1455e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 14567a8cf29dSMark Haverkamp return 0; 14571da177e4SLinus Torvalds /* 14581da177e4SLinus Torvalds * Alocate and initialize a Fib 14591da177e4SLinus Torvalds */ 1460bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 14611da177e4SLinus Torvalds return -1; 14621da177e4SLinus Torvalds } 14631da177e4SLinus Torvalds 1464e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 14651da177e4SLinus Torvalds 14661da177e4SLinus Torvalds /* 14671da177e4SLinus Torvalds * Check that the command queued to the controller 14681da177e4SLinus Torvalds */ 146977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 147077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14711da177e4SLinus Torvalds return 0; 147277d644d4SMark Haverkamp } 14731da177e4SLinus Torvalds 1474bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 14751da177e4SLinus Torvalds /* 14761da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 14771da177e4SLinus Torvalds */ 14781da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 14798e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1480bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1481bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 14821da177e4SLinus Torvalds return 0; 14831da177e4SLinus Torvalds } 14841da177e4SLinus Torvalds 14859e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 14861da177e4SLinus Torvalds { 14877a8cf29dSMark Haverkamp u64 lba; 14881da177e4SLinus Torvalds u32 count; 14899d399cc7SSalyzyn, Mark int fua; 14901da177e4SLinus Torvalds int status; 14911da177e4SLinus Torvalds struct aac_dev *dev; 14921da177e4SLinus Torvalds struct fib * cmd_fibcontext; 14931da177e4SLinus Torvalds 14941da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 14951da177e4SLinus Torvalds /* 14961da177e4SLinus Torvalds * Get block address and transfer length 14971da177e4SLinus Torvalds */ 14981da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 14991da177e4SLinus Torvalds { 15001da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15011da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15021da177e4SLinus Torvalds if (count == 0) 15031da177e4SLinus Torvalds count = 256; 15049d399cc7SSalyzyn, Mark fua = 0; 15057a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 15069e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 15077a8cf29dSMark Haverkamp 15087a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15097a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15107a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15117a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15127a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15137a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15147a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15157a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 15167a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15179d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15187a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 15199e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 15207a8cf29dSMark Haverkamp 15217a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 15227a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15237a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 15247a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15259d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15261da177e4SLinus Torvalds } else { 15279e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 15287a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15291da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 15309d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15311da177e4SLinus Torvalds } 15327a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 15331da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1534e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15357a8cf29dSMark Haverkamp return 0; 15361da177e4SLinus Torvalds /* 15371da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 15381da177e4SLinus Torvalds */ 1539bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 15401da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 15418e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15421da177e4SLinus Torvalds return 0; 15431da177e4SLinus Torvalds } 15441da177e4SLinus Torvalds 15459d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 15461da177e4SLinus Torvalds 15471da177e4SLinus Torvalds /* 15481da177e4SLinus Torvalds * Check that the command queued to the controller 15491da177e4SLinus Torvalds */ 155077d644d4SMark Haverkamp if (status == -EINPROGRESS) { 155177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 15521da177e4SLinus Torvalds return 0; 15531da177e4SLinus Torvalds } 15541da177e4SLinus Torvalds 1555bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 15561da177e4SLinus Torvalds /* 15571da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 15581da177e4SLinus Torvalds */ 15591da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 15608e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15611da177e4SLinus Torvalds 1562bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1563bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 15641da177e4SLinus Torvalds return 0; 15651da177e4SLinus Torvalds } 15661da177e4SLinus Torvalds 15671da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 15681da177e4SLinus Torvalds { 15691da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 15701da177e4SLinus Torvalds struct scsi_cmnd *cmd; 15711da177e4SLinus Torvalds 15721da177e4SLinus Torvalds cmd = context; 15731da177e4SLinus Torvalds 157403d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 157503d44337SMark Haverkamp return; 157603d44337SMark Haverkamp 15771da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 15781da177e4SLinus Torvalds smp_processor_id(), jiffies)); 15791da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 15801da177e4SLinus Torvalds 15811da177e4SLinus Torvalds 15821da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 15831da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 15841da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 15851da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15861da177e4SLinus Torvalds else { 15871da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 15881a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1589e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 15901da177e4SLinus Torvalds printk(KERN_WARNING 15911da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 15921da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 15931da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 15941da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15951da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 15961da177e4SLinus Torvalds HARDWARE_ERROR, 15971da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 15981da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 15991da177e4SLinus Torvalds 0, 0); 16001da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 16011da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 16021da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 16031da177e4SLinus Torvalds } 16041da177e4SLinus Torvalds 1605bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1606bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 16078e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 16081da177e4SLinus Torvalds } 16091da177e4SLinus Torvalds 16109e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 16111da177e4SLinus Torvalds { 16121da177e4SLinus Torvalds int status; 16131da177e4SLinus Torvalds struct fib *cmd_fibcontext; 16141da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 16151da177e4SLinus Torvalds struct scsi_cmnd *cmd; 16161da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 16171da177e4SLinus Torvalds int active = 0; 161890ee3466SMark Haverkamp struct aac_dev *aac; 16191da177e4SLinus Torvalds unsigned long flags; 16201da177e4SLinus Torvalds 16211da177e4SLinus Torvalds /* 162277d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 162377d644d4SMark Haverkamp * specific target (block). 16241da177e4SLinus Torvalds */ 16251da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 16261da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 162777d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 16281da177e4SLinus Torvalds ++active; 16291da177e4SLinus Torvalds break; 16301da177e4SLinus Torvalds } 16311da177e4SLinus Torvalds 16321da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 16331da177e4SLinus Torvalds 16341da177e4SLinus Torvalds /* 16351da177e4SLinus Torvalds * Yield the processor (requeue for later) 16361da177e4SLinus Torvalds */ 16371da177e4SLinus Torvalds if (active) 16381da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 16391da177e4SLinus Torvalds 164090ee3466SMark Haverkamp aac = (struct aac_dev *)scsicmd->device->host->hostdata; 16418c867b25SMark Haverkamp if (aac->in_reset) 16428c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 16438c867b25SMark Haverkamp 16441da177e4SLinus Torvalds /* 16457c00ffa3SMark Haverkamp * Allocate and initialize a Fib 16461da177e4SLinus Torvalds */ 164790ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 16481da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 16491da177e4SLinus Torvalds 1650bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 16511da177e4SLinus Torvalds 16521da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 16531da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 16541da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 16559e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 16561da177e4SLinus Torvalds synchronizecmd->count = 16571da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 16581da177e4SLinus Torvalds 16591da177e4SLinus Torvalds /* 16601da177e4SLinus Torvalds * Now send the Fib to the adapter 16611da177e4SLinus Torvalds */ 1662bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 16631da177e4SLinus Torvalds cmd_fibcontext, 16641da177e4SLinus Torvalds sizeof(struct aac_synchronize), 16651da177e4SLinus Torvalds FsaNormal, 16661da177e4SLinus Torvalds 0, 1, 16671da177e4SLinus Torvalds (fib_callback)synchronize_callback, 16681da177e4SLinus Torvalds (void *)scsicmd); 16691da177e4SLinus Torvalds 16701da177e4SLinus Torvalds /* 16711da177e4SLinus Torvalds * Check that the command queued to the controller 16721da177e4SLinus Torvalds */ 167377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 167477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16751da177e4SLinus Torvalds return 0; 167677d644d4SMark Haverkamp } 16771da177e4SLinus Torvalds 16781da177e4SLinus Torvalds printk(KERN_WARNING 1679bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1680bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1681bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16821da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 16831da177e4SLinus Torvalds } 16841da177e4SLinus Torvalds 16851da177e4SLinus Torvalds /** 16861da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 16871da177e4SLinus Torvalds * @scsicmd: SCSI command block 16881da177e4SLinus Torvalds * 16891da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 16901da177e4SLinus Torvalds * aacraid firmware. 16911da177e4SLinus Torvalds */ 16921da177e4SLinus Torvalds 16931da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 16941da177e4SLinus Torvalds { 16951a655040SSalyzyn, Mark u32 cid; 16961da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 16971da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 16981da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 16991da177e4SLinus Torvalds 170090ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 170190ee3466SMark Haverkamp return -1; 17021da177e4SLinus Torvalds /* 17031da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 17041da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 17051da177e4SLinus Torvalds * itself. 17061da177e4SLinus Torvalds */ 17071a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 17081a655040SSalyzyn, Mark if (cid != host->this_id) { 17091a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 17101a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 1711e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 17121da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17131da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17141da177e4SLinus Torvalds return 0; 17151da177e4SLinus Torvalds } 17161da177e4SLinus Torvalds 17171da177e4SLinus Torvalds /* 17181da177e4SLinus Torvalds * If the target container doesn't exist, it may have 17191da177e4SLinus Torvalds * been newly created 17201da177e4SLinus Torvalds */ 17211da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 17221da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17237a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 17247a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 17257a8cf29dSMark Haverkamp !(dev->raw_io_64) || 17267a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 17277a8cf29dSMark Haverkamp break; 17281da177e4SLinus Torvalds case INQUIRY: 17291da177e4SLinus Torvalds case READ_CAPACITY: 17301da177e4SLinus Torvalds case TEST_UNIT_READY: 17318c867b25SMark Haverkamp if (dev->in_reset) 17328c867b25SMark Haverkamp return -1; 1733fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1734fe76df42SMark Haverkamp aac_probe_container_callback2); 17351da177e4SLinus Torvalds default: 17361da177e4SLinus Torvalds break; 17371da177e4SLinus Torvalds } 17381da177e4SLinus Torvalds } 17391da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1740653ba58dSMark Haverkamp if ((dev->nondasd_support == 1) || expose_physicals) { 17418c867b25SMark Haverkamp if (dev->in_reset) 17428c867b25SMark Haverkamp return -1; 17431da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 17441da177e4SLinus Torvalds } else { 17451da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17461da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17471da177e4SLinus Torvalds return 0; 17481da177e4SLinus Torvalds } 17491da177e4SLinus Torvalds } 17501da177e4SLinus Torvalds } 17511da177e4SLinus Torvalds /* 17521da177e4SLinus Torvalds * else Command for the controller itself 17531da177e4SLinus Torvalds */ 17541da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 17551da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 17561da177e4SLinus Torvalds { 17571da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 17581da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17591da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17601da177e4SLinus Torvalds ILLEGAL_REQUEST, 17611da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 17621da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17631da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17641da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17651da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17661da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17671da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17681da177e4SLinus Torvalds return 0; 17691da177e4SLinus Torvalds } 17701da177e4SLinus Torvalds 17711da177e4SLinus Torvalds 17721da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 17731da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17741da177e4SLinus Torvalds case INQUIRY: 17751da177e4SLinus Torvalds { 17763b2946ccSMark Haverkamp struct inquiry_data inq_data; 17771da177e4SLinus Torvalds 17781a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 17793b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 17801da177e4SLinus Torvalds 17813b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 17823b2946ccSMark 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 */ 17833b2946ccSMark Haverkamp inq_data.inqd_len = 31; 17841da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 17853b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 17861da177e4SLinus Torvalds /* 17871da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 17881da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 17891da177e4SLinus Torvalds */ 17901a655040SSalyzyn, Mark if (cid == host->this_id) { 17916391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 17923b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 17933b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 17941da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17951da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17961da177e4SLinus Torvalds return 0; 17971da177e4SLinus Torvalds } 17988c867b25SMark Haverkamp if (dev->in_reset) 17998c867b25SMark Haverkamp return -1; 1800794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 18013b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 18023b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 18039e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 18041da177e4SLinus Torvalds } 18057a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 18067a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 18077a8cf29dSMark Haverkamp !(dev->raw_io_64) || 18087a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 18097a8cf29dSMark Haverkamp break; 18107a8cf29dSMark Haverkamp { 18117a8cf29dSMark Haverkamp u64 capacity; 181207ce5ebaSMark Haverkamp char cp[13]; 18137a8cf29dSMark Haverkamp 18147a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 18157a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 18167a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 18177a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 18187a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 18197a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 18207a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 18217a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 18227a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 18237a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 18247a8cf29dSMark Haverkamp cp[8] = 0; 18257a8cf29dSMark Haverkamp cp[9] = 0; 18267a8cf29dSMark Haverkamp cp[10] = 2; 18277a8cf29dSMark Haverkamp cp[11] = 0; 182807ce5ebaSMark Haverkamp cp[12] = 0; 182907ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 18301241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 183107ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 183207ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 183307ce5ebaSMark Haverkamp 183407ce5ebaSMark Haverkamp memset(cp, 0, offset); 183507ce5ebaSMark Haverkamp do { 18361241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 18371241f359SMark Haverkamp sizeof(cp)); 183807ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 183907ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 184007ce5ebaSMark Haverkamp } 18417a8cf29dSMark Haverkamp 18427a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18437a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18447a8cf29dSMark Haverkamp 18457a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18467a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 18477a8cf29dSMark Haverkamp 18487a8cf29dSMark Haverkamp return 0; 18497a8cf29dSMark Haverkamp } 18507a8cf29dSMark Haverkamp 18511da177e4SLinus Torvalds case READ_CAPACITY: 18521da177e4SLinus Torvalds { 18531da177e4SLinus Torvalds u32 capacity; 18543b2946ccSMark Haverkamp char cp[8]; 18551da177e4SLinus Torvalds 18561da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 18577a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 18581da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 18591da177e4SLinus Torvalds else 18601da177e4SLinus Torvalds capacity = (u32)-1; 18613b2946ccSMark Haverkamp 18621da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 18631da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 18641da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 18651da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 18661da177e4SLinus Torvalds cp[4] = 0; 18671da177e4SLinus Torvalds cp[5] = 0; 18681da177e4SLinus Torvalds cp[6] = 2; 18691da177e4SLinus Torvalds cp[7] = 0; 18703b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 18717a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18727a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18731da177e4SLinus Torvalds 18741da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18751da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18761da177e4SLinus Torvalds 18771da177e4SLinus Torvalds return 0; 18781da177e4SLinus Torvalds } 18791da177e4SLinus Torvalds 18801da177e4SLinus Torvalds case MODE_SENSE: 18811da177e4SLinus Torvalds { 18829d399cc7SSalyzyn, Mark char mode_buf[7]; 18839d399cc7SSalyzyn, Mark int mode_buf_length = 4; 18841da177e4SLinus Torvalds 18851da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 18861da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 18871da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 18889d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 18899d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 18909d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 18919d399cc7SSalyzyn, Mark if (dev->raw_io_interface) 18929d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 18931da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 18949d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 18959d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 18969d399cc7SSalyzyn, Mark mode_buf[0] = 6; 18979d399cc7SSalyzyn, Mark mode_buf[4] = 8; 18989d399cc7SSalyzyn, Mark mode_buf[5] = 1; 18999d399cc7SSalyzyn, Mark mode_buf[6] = 0x04; /* WCE */ 19009d399cc7SSalyzyn, Mark mode_buf_length = 7; 19019d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 19029d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 19039d399cc7SSalyzyn, Mark } 19049d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 19051da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19061da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19071da177e4SLinus Torvalds 19081da177e4SLinus Torvalds return 0; 19091da177e4SLinus Torvalds } 19101da177e4SLinus Torvalds case MODE_SENSE_10: 19111da177e4SLinus Torvalds { 19129d399cc7SSalyzyn, Mark char mode_buf[11]; 19139d399cc7SSalyzyn, Mark int mode_buf_length = 8; 19141da177e4SLinus Torvalds 19151da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 19161da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 19171da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 19181da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 19199d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 19209d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 19219d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 19229d399cc7SSalyzyn, Mark if (dev->raw_io_interface) 19239d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 19241da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 19251da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 19261da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 19271da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 19289d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 19299d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 19309d399cc7SSalyzyn, Mark mode_buf[1] = 9; 19319d399cc7SSalyzyn, Mark mode_buf[8] = 8; 19329d399cc7SSalyzyn, Mark mode_buf[9] = 1; 19339d399cc7SSalyzyn, Mark mode_buf[10] = 0x04; /* WCE */ 19349d399cc7SSalyzyn, Mark mode_buf_length = 11; 19359d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 19369d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 19379d399cc7SSalyzyn, Mark } 19389d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 19391da177e4SLinus Torvalds 19401da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19411da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19421da177e4SLinus Torvalds 19431da177e4SLinus Torvalds return 0; 19441da177e4SLinus Torvalds } 19451da177e4SLinus Torvalds case REQUEST_SENSE: 19461da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 19471da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 19481da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 19491da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19501da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19511da177e4SLinus Torvalds return 0; 19521da177e4SLinus Torvalds 19531da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 19541da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 19551da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 19561da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 19571da177e4SLinus Torvalds else 19581da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 19591da177e4SLinus Torvalds 19601da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19611da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19621da177e4SLinus Torvalds return 0; 19631da177e4SLinus Torvalds /* 19641da177e4SLinus Torvalds * These commands are all No-Ops 19651da177e4SLinus Torvalds */ 19661da177e4SLinus Torvalds case TEST_UNIT_READY: 19671da177e4SLinus Torvalds case RESERVE: 19681da177e4SLinus Torvalds case RELEASE: 19691da177e4SLinus Torvalds case REZERO_UNIT: 19701da177e4SLinus Torvalds case REASSIGN_BLOCKS: 19711da177e4SLinus Torvalds case SEEK_10: 19721da177e4SLinus Torvalds case START_STOP: 19731da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19741da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19751da177e4SLinus Torvalds return 0; 19761da177e4SLinus Torvalds } 19771da177e4SLinus Torvalds 19781da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 19791da177e4SLinus Torvalds { 19801da177e4SLinus Torvalds case READ_6: 19811da177e4SLinus Torvalds case READ_10: 19827a8cf29dSMark Haverkamp case READ_12: 19837a8cf29dSMark Haverkamp case READ_16: 19848c867b25SMark Haverkamp if (dev->in_reset) 19858c867b25SMark Haverkamp return -1; 19861da177e4SLinus Torvalds /* 19871da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 19881da177e4SLinus Torvalds * corresponds to a container. Needed to convert 19891da177e4SLinus Torvalds * containers to /dev/sd device names 19901da177e4SLinus Torvalds */ 19911da177e4SLinus Torvalds 19921da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 19937a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 19941da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 19957a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 19967a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 199777d644d4SMark Haverkamp 19989e7c349cSMark Haverkamp return aac_read(scsicmd); 19991da177e4SLinus Torvalds 20001da177e4SLinus Torvalds case WRITE_6: 20011da177e4SLinus Torvalds case WRITE_10: 20027a8cf29dSMark Haverkamp case WRITE_12: 20037a8cf29dSMark Haverkamp case WRITE_16: 20048c867b25SMark Haverkamp if (dev->in_reset) 20058c867b25SMark Haverkamp return -1; 20069e7c349cSMark Haverkamp return aac_write(scsicmd); 20071da177e4SLinus Torvalds 20081da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 20091da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 20109e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 20111da177e4SLinus Torvalds 20121da177e4SLinus Torvalds default: 20131da177e4SLinus Torvalds /* 20141da177e4SLinus Torvalds * Unhandled commands 20151da177e4SLinus Torvalds */ 20167c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 20171da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 20181da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 20191da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 20201da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 20211da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 20221da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 20231da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 20241da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 20251da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20261da177e4SLinus Torvalds return 0; 20271da177e4SLinus Torvalds } 20281da177e4SLinus Torvalds } 20291da177e4SLinus Torvalds 20301da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 20311da177e4SLinus Torvalds { 20321da177e4SLinus Torvalds struct aac_query_disk qd; 20331da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20341da177e4SLinus Torvalds 20351da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 203690ee3466SMark Haverkamp if (!fsa_dev_ptr) 203765101355SMark Haverkamp return -EBUSY; 20381da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 20391da177e4SLinus Torvalds return -EFAULT; 20401da177e4SLinus Torvalds if (qd.cnum == -1) 2041e5718774SMark Haverkamp qd.cnum = qd.id; 20421da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 20431da177e4SLinus Torvalds { 20441da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 20451da177e4SLinus Torvalds return -EINVAL; 20461da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 20471da177e4SLinus Torvalds qd.bus = 0; 20481da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 20491da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 20501da177e4SLinus Torvalds } 20511da177e4SLinus Torvalds else return -EINVAL; 20521da177e4SLinus Torvalds 20531da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 20541da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 20551da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 20561da177e4SLinus Torvalds 20571da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 20581da177e4SLinus Torvalds qd.unmapped = 1; 20591da177e4SLinus Torvalds else 20601da177e4SLinus Torvalds qd.unmapped = 0; 20611da177e4SLinus Torvalds 20621da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 20631da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 20641da177e4SLinus Torvalds 20651da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 20661da177e4SLinus Torvalds return -EFAULT; 20671da177e4SLinus Torvalds return 0; 20681da177e4SLinus Torvalds } 20691da177e4SLinus Torvalds 20701da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 20711da177e4SLinus Torvalds { 20721da177e4SLinus Torvalds struct aac_delete_disk dd; 20731da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20741da177e4SLinus Torvalds 20751da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 207665101355SMark Haverkamp if (!fsa_dev_ptr) 207765101355SMark Haverkamp return -EBUSY; 20781da177e4SLinus Torvalds 20791da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 20801da177e4SLinus Torvalds return -EFAULT; 20811da177e4SLinus Torvalds 20821da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 20831da177e4SLinus Torvalds return -EINVAL; 20841da177e4SLinus Torvalds /* 20851da177e4SLinus Torvalds * Mark this container as being deleted. 20861da177e4SLinus Torvalds */ 20871da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 20881da177e4SLinus Torvalds /* 20891da177e4SLinus Torvalds * Mark the container as no longer valid 20901da177e4SLinus Torvalds */ 20911da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 20921da177e4SLinus Torvalds return 0; 20931da177e4SLinus Torvalds } 20941da177e4SLinus Torvalds 20951da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 20961da177e4SLinus Torvalds { 20971da177e4SLinus Torvalds struct aac_delete_disk dd; 20981da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20991da177e4SLinus Torvalds 21001da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 210190ee3466SMark Haverkamp if (!fsa_dev_ptr) 210265101355SMark Haverkamp return -EBUSY; 21031da177e4SLinus Torvalds 21041da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 21051da177e4SLinus Torvalds return -EFAULT; 21061da177e4SLinus Torvalds 21071da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 21081da177e4SLinus Torvalds return -EINVAL; 21091da177e4SLinus Torvalds /* 21101da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 21111da177e4SLinus Torvalds */ 21121da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 21131da177e4SLinus Torvalds return -EBUSY; 21141da177e4SLinus Torvalds else { 21151da177e4SLinus Torvalds /* 21161da177e4SLinus Torvalds * Mark the container as no longer being valid. 21171da177e4SLinus Torvalds */ 21181da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 21191da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 21201da177e4SLinus Torvalds return 0; 21211da177e4SLinus Torvalds } 21221da177e4SLinus Torvalds } 21231da177e4SLinus Torvalds 21241da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 21251da177e4SLinus Torvalds { 21261da177e4SLinus Torvalds switch (cmd) { 21271da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 21281da177e4SLinus Torvalds return query_disk(dev, arg); 21291da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 21301da177e4SLinus Torvalds return delete_disk(dev, arg); 21311da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 21321da177e4SLinus Torvalds return force_delete_disk(dev, arg); 21331da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 21341da177e4SLinus Torvalds return aac_get_containers(dev); 21351da177e4SLinus Torvalds default: 21361da177e4SLinus Torvalds return -ENOTTY; 21371da177e4SLinus Torvalds } 21381da177e4SLinus Torvalds } 21391da177e4SLinus Torvalds 21401da177e4SLinus Torvalds /** 21411da177e4SLinus Torvalds * 21421da177e4SLinus Torvalds * aac_srb_callback 21431da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 21441da177e4SLinus Torvalds * @fibptr: pointer to the fib 21451da177e4SLinus Torvalds * 21461da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 21471da177e4SLinus Torvalds * 21481da177e4SLinus Torvalds */ 21491da177e4SLinus Torvalds 21501da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 21511da177e4SLinus Torvalds { 21521da177e4SLinus Torvalds struct aac_dev *dev; 21531da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 21541da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21551da177e4SLinus Torvalds 21561da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 215703d44337SMark Haverkamp 215803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 215903d44337SMark Haverkamp return; 216003d44337SMark Haverkamp 2161125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 21621da177e4SLinus Torvalds 21631a655040SSalyzyn, Mark dev = fibptr->dev; 21641a655040SSalyzyn, Mark 21651da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 21661da177e4SLinus Torvalds 21671da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 21681da177e4SLinus Torvalds /* 21691da177e4SLinus Torvalds * Calculate resid for sg 21701da177e4SLinus Torvalds */ 21711da177e4SLinus Torvalds 2172727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2173727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 21741da177e4SLinus Torvalds 2175727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 21761da177e4SLinus Torvalds 21771da177e4SLinus Torvalds /* 21781da177e4SLinus Torvalds * First check the fib status 21791da177e4SLinus Torvalds */ 21801da177e4SLinus Torvalds 21811da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 21821da177e4SLinus Torvalds int len; 21831da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 21841da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 21851da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 21861da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 21871da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 21881da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 21891da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 21901da177e4SLinus Torvalds } 21911da177e4SLinus Torvalds 21921da177e4SLinus Torvalds /* 21931da177e4SLinus Torvalds * Next check the srb status 21941da177e4SLinus Torvalds */ 21951da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 21961da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 21971da177e4SLinus Torvalds case SRB_STATUS_PENDING: 21981da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 21991da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22001da177e4SLinus Torvalds break; 22011da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 22021da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 22031da177e4SLinus Torvalds case READ_6: 22041da177e4SLinus Torvalds case WRITE_6: 22051da177e4SLinus Torvalds case READ_10: 22061da177e4SLinus Torvalds case WRITE_10: 22071da177e4SLinus Torvalds case READ_12: 22081da177e4SLinus Torvalds case WRITE_12: 22097a8cf29dSMark Haverkamp case READ_16: 22107a8cf29dSMark Haverkamp case WRITE_16: 22111da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 22121da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 22131da177e4SLinus Torvalds } else { 22141da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 22151da177e4SLinus Torvalds } 22161da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 22171da177e4SLinus Torvalds break; 22181da177e4SLinus Torvalds case INQUIRY: { 22191da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22201da177e4SLinus Torvalds break; 22211da177e4SLinus Torvalds } 22221da177e4SLinus Torvalds default: 22231da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22241da177e4SLinus Torvalds break; 22251da177e4SLinus Torvalds } 22261da177e4SLinus Torvalds break; 22271da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 22281da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 22291da177e4SLinus Torvalds break; 22301da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 22311da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 22321da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 22331da177e4SLinus Torvalds break; 22341da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 22351da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 22361da177e4SLinus Torvalds break; 22371da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 22381da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 22391da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 22401da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 22411da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 22421da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22431da177e4SLinus Torvalds break; 22441da177e4SLinus Torvalds 22451da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 22461da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 22471da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 22481da177e4SLinus Torvalds break; 22491da177e4SLinus Torvalds 22501da177e4SLinus Torvalds case SRB_STATUS_BUSY: 22511da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22521da177e4SLinus Torvalds break; 22531da177e4SLinus Torvalds 22541da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 22551da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 22561da177e4SLinus Torvalds break; 22571da177e4SLinus Torvalds 22581da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 22591da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 22601da177e4SLinus Torvalds break; 22611da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 22621da177e4SLinus Torvalds case SRB_STATUS_ERROR: 22631da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 22641da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 22651da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 22661da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 22671da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 22681da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 22691da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 22701da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 22711da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 22721da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 22731da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 22741da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 22751da177e4SLinus Torvalds default: 22761da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22771da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 22781da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 22791da177e4SLinus Torvalds aac_get_status_string( 22801da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 22811da177e4SLinus Torvalds scsicmd->cmnd[0], 22821da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 22831da177e4SLinus Torvalds #endif 22841da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 22851da177e4SLinus Torvalds break; 22861da177e4SLinus Torvalds } 22871da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 22881da177e4SLinus Torvalds int len; 22891da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 22901da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 22911da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 22921da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 22931da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 22941da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22957a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 22967a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 22971da177e4SLinus Torvalds #endif 22981da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 22991da177e4SLinus Torvalds 23001da177e4SLinus Torvalds } 23011da177e4SLinus Torvalds /* 23021da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 23031da177e4SLinus Torvalds */ 23041da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 23051da177e4SLinus Torvalds 2306bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2307bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 23088e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 23091da177e4SLinus Torvalds } 23101da177e4SLinus Torvalds 23111da177e4SLinus Torvalds /** 23121da177e4SLinus Torvalds * 23131da177e4SLinus Torvalds * aac_send_scb_fib 23141da177e4SLinus Torvalds * @scsicmd: the scsi command block 23151da177e4SLinus Torvalds * 23161da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 23171da177e4SLinus Torvalds * scsicmd passed in. 23181da177e4SLinus Torvalds */ 23191da177e4SLinus Torvalds 23201da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 23211da177e4SLinus Torvalds { 23221da177e4SLinus Torvalds struct fib* cmd_fibcontext; 23231da177e4SLinus Torvalds struct aac_dev* dev; 23241da177e4SLinus Torvalds int status; 23251da177e4SLinus Torvalds 232684971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2327e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 232884971738SMark Haverkamp scsicmd->device->lun > 7) { 23291da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23301da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23311da177e4SLinus Torvalds return 0; 23321da177e4SLinus Torvalds } 23331da177e4SLinus Torvalds 23341da177e4SLinus Torvalds /* 23351da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 23361da177e4SLinus Torvalds */ 2337bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 23381da177e4SLinus Torvalds return -1; 23391da177e4SLinus Torvalds } 2340e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 23411da177e4SLinus Torvalds 23421da177e4SLinus Torvalds /* 23431da177e4SLinus Torvalds * Check that the command queued to the controller 23441da177e4SLinus Torvalds */ 23451da177e4SLinus Torvalds if (status == -EINPROGRESS) { 234677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23471da177e4SLinus Torvalds return 0; 23481da177e4SLinus Torvalds } 23491da177e4SLinus Torvalds 2350bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2351bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2352bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23531da177e4SLinus Torvalds 23541da177e4SLinus Torvalds return -1; 23551da177e4SLinus Torvalds } 23561da177e4SLinus Torvalds 23571da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 23581da177e4SLinus Torvalds { 23591da177e4SLinus Torvalds struct aac_dev *dev; 23601da177e4SLinus Torvalds unsigned long byte_count = 0; 2361727eead6SFUJITA Tomonori int nseg; 23621da177e4SLinus Torvalds 23631da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23641da177e4SLinus Torvalds // Get rid of old data 23651da177e4SLinus Torvalds psg->count = 0; 23661da177e4SLinus Torvalds psg->sg[0].addr = 0; 23671da177e4SLinus Torvalds psg->sg[0].count = 0; 2368727eead6SFUJITA Tomonori 2369727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2370727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2371727eead6SFUJITA Tomonori if (nseg) { 23721da177e4SLinus Torvalds struct scatterlist *sg; 23731da177e4SLinus Torvalds int i; 23741da177e4SLinus Torvalds 2375727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 23761da177e4SLinus Torvalds 2377727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 23781da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 23791da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 23801da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 23811da177e4SLinus Torvalds } 23821da177e4SLinus Torvalds /* hba wants the size to be exact */ 2383727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 238456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2385727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 238656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2387727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 23881da177e4SLinus Torvalds } 23891da177e4SLinus Torvalds /* Check for command underflow */ 23901da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23911da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23921da177e4SLinus Torvalds byte_count, scsicmd->underflow); 23931da177e4SLinus Torvalds } 23941da177e4SLinus Torvalds } 23951da177e4SLinus Torvalds return byte_count; 23961da177e4SLinus Torvalds } 23971da177e4SLinus Torvalds 23981da177e4SLinus Torvalds 23991da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 24001da177e4SLinus Torvalds { 24011da177e4SLinus Torvalds struct aac_dev *dev; 24021da177e4SLinus Torvalds unsigned long byte_count = 0; 240356b58712SMark Haverkamp u64 addr; 2404727eead6SFUJITA Tomonori int nseg; 24051da177e4SLinus Torvalds 24061da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24071da177e4SLinus Torvalds // Get rid of old data 24081da177e4SLinus Torvalds psg->count = 0; 24091da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 24101da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 24111da177e4SLinus Torvalds psg->sg[0].count = 0; 2412727eead6SFUJITA Tomonori 2413727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2414727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2415727eead6SFUJITA Tomonori if (nseg) { 24161da177e4SLinus Torvalds struct scatterlist *sg; 24171da177e4SLinus Torvalds int i; 24181da177e4SLinus Torvalds 2419727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 24201241f359SMark Haverkamp int count = sg_dma_len(sg); 242156b58712SMark Haverkamp addr = sg_dma_address(sg); 242256b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 242356b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 24241241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24251241f359SMark Haverkamp byte_count += count; 24261da177e4SLinus Torvalds } 2427727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 24281da177e4SLinus Torvalds /* hba wants the size to be exact */ 2429727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 243056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2431727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 243256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2433727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 24341da177e4SLinus Torvalds } 24351da177e4SLinus Torvalds /* Check for command underflow */ 24361da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24371da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24381da177e4SLinus Torvalds byte_count, scsicmd->underflow); 24391da177e4SLinus Torvalds } 24401da177e4SLinus Torvalds } 24411da177e4SLinus Torvalds return byte_count; 24421da177e4SLinus Torvalds } 24431da177e4SLinus Torvalds 24440e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 24450e68c003SMark Haverkamp { 24460e68c003SMark Haverkamp unsigned long byte_count = 0; 2447727eead6SFUJITA Tomonori int nseg; 24480e68c003SMark Haverkamp 24490e68c003SMark Haverkamp // Get rid of old data 24500e68c003SMark Haverkamp psg->count = 0; 24510e68c003SMark Haverkamp psg->sg[0].next = 0; 24520e68c003SMark Haverkamp psg->sg[0].prev = 0; 24530e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 24540e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 24550e68c003SMark Haverkamp psg->sg[0].count = 0; 24560e68c003SMark Haverkamp psg->sg[0].flags = 0; 2457727eead6SFUJITA Tomonori 2458727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2459727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2460727eead6SFUJITA Tomonori if (nseg) { 24610e68c003SMark Haverkamp struct scatterlist *sg; 24620e68c003SMark Haverkamp int i; 24630e68c003SMark Haverkamp 2464727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 24650e68c003SMark Haverkamp int count = sg_dma_len(sg); 24660e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 24670e68c003SMark Haverkamp psg->sg[i].next = 0; 24680e68c003SMark Haverkamp psg->sg[i].prev = 0; 24690e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 24700e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 24710e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24720e68c003SMark Haverkamp psg->sg[i].flags = 0; 24730e68c003SMark Haverkamp byte_count += count; 24740e68c003SMark Haverkamp } 2475727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 24760e68c003SMark Haverkamp /* hba wants the size to be exact */ 2477727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 24780e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2479727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 24800e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2481727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 24820e68c003SMark Haverkamp } 24830e68c003SMark Haverkamp /* Check for command underflow */ 24840e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24850e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24860e68c003SMark Haverkamp byte_count, scsicmd->underflow); 24870e68c003SMark Haverkamp } 24880e68c003SMark Haverkamp } 24890e68c003SMark Haverkamp return byte_count; 24900e68c003SMark Haverkamp } 24910e68c003SMark Haverkamp 24921da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 24931da177e4SLinus Torvalds 24941da177e4SLinus Torvalds struct aac_srb_status_info { 24951da177e4SLinus Torvalds u32 status; 24961da177e4SLinus Torvalds char *str; 24971da177e4SLinus Torvalds }; 24981da177e4SLinus Torvalds 24991da177e4SLinus Torvalds 25001da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 25011da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 25021da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 25031da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 25041da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 25051da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 25061da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 25071da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 25081da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 25091da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 25101da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 25111da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 25121da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 25131da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 25141da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 25151da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 25161da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 25171da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 25181da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 25191da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 25201da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 25211da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 25221da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 25231da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 25241da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 25251da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 25261da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 25271da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 25281da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 25291da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 25301da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 25311da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 25321da177e4SLinus Torvalds { 0xff, "Unknown Error"} 25331da177e4SLinus Torvalds }; 25341da177e4SLinus Torvalds 25351da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 25361da177e4SLinus Torvalds { 25371da177e4SLinus Torvalds int i; 25381da177e4SLinus Torvalds 25396391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 25406391a113STobias Klauser if (srb_status_info[i].status == status) 25411da177e4SLinus Torvalds return srb_status_info[i].str; 25421da177e4SLinus Torvalds 25431da177e4SLinus Torvalds return "Bad Status Code"; 25441da177e4SLinus Torvalds } 25451da177e4SLinus Torvalds 25461da177e4SLinus Torvalds #endif 2547