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 * 81da177e4SLinus Torvalds * Copyright (c) 2000 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/sched.h> 301da177e4SLinus Torvalds #include <linux/pci.h> 311da177e4SLinus Torvalds #include <linux/spinlock.h> 321da177e4SLinus Torvalds #include <linux/slab.h> 331da177e4SLinus Torvalds #include <linux/completion.h> 341da177e4SLinus Torvalds #include <linux/blkdev.h> 351da177e4SLinus Torvalds #include <asm/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 #define MAX_FIB_DATA (sizeof(struct hw_fib) - sizeof(FIB_HEADER)) 571da177e4SLinus Torvalds 581da177e4SLinus Torvalds #define MAX_DRIVER_SG_SEGMENT_COUNT 17 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds /* 611da177e4SLinus Torvalds * Sense codes 621da177e4SLinus Torvalds */ 631da177e4SLinus Torvalds 641da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 651da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 661da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 671da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 681da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 691da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 701da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 711da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 721da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 731da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 741da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 751da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 761da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 771da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 781da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 791da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 801da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 811da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 821da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 831da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 841da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 851da177e4SLinus Torvalds 861da177e4SLinus Torvalds /* 871da177e4SLinus Torvalds * Additional sense codes 881da177e4SLinus Torvalds */ 891da177e4SLinus Torvalds 901da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 911da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 921da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 931da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 941da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 951da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 961da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 971da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 981da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 991da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 1001da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 1011da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 1021da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1031da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1041da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1051da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1061da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1071da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1081da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1091da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1101da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1111da177e4SLinus Torvalds 1121da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1131da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1141da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1151da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1161da177e4SLinus Torvalds 1171da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1181da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1191da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1201da177e4SLinus Torvalds /* SCSI inquiry data */ 1211da177e4SLinus Torvalds struct inquiry_data { 1221da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1231da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1241da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1251da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1261da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1271da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1281da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1291da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1301da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1311da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1321da177e4SLinus Torvalds }; 1331da177e4SLinus Torvalds 1341da177e4SLinus Torvalds /* 1351da177e4SLinus Torvalds * M O D U L E G L O B A L S 1361da177e4SLinus Torvalds */ 1371da177e4SLinus Torvalds 1381da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); 1391da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); 1401da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 1411da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 1421da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 1431da177e4SLinus Torvalds #endif 1441da177e4SLinus Torvalds 1451da177e4SLinus Torvalds /* 1461da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 1471da177e4SLinus Torvalds */ 1481da177e4SLinus Torvalds 1491da177e4SLinus Torvalds static int nondasd = -1; 1501da177e4SLinus Torvalds static int dacmode = -1; 1511da177e4SLinus Torvalds 1521da177e4SLinus Torvalds static int commit = -1; 1531da177e4SLinus Torvalds 1541da177e4SLinus Torvalds module_param(nondasd, int, 0); 1551da177e4SLinus Torvalds MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); 1561da177e4SLinus Torvalds module_param(dacmode, int, 0); 1571da177e4SLinus Torvalds MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); 1581da177e4SLinus Torvalds module_param(commit, int, 0); 1591da177e4SLinus 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"); 1601da177e4SLinus Torvalds 1611da177e4SLinus Torvalds /** 1621da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 1631da177e4SLinus Torvalds * @common: adapter to query 1641da177e4SLinus Torvalds * 1651da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 1661da177e4SLinus Torvalds */ 1671da177e4SLinus Torvalds int aac_get_config_status(struct aac_dev *dev) 1681da177e4SLinus Torvalds { 1691da177e4SLinus Torvalds int status = 0; 1701da177e4SLinus Torvalds struct fib * fibptr; 1711da177e4SLinus Torvalds 1721da177e4SLinus Torvalds if (!(fibptr = fib_alloc(dev))) 1731da177e4SLinus Torvalds return -ENOMEM; 1741da177e4SLinus Torvalds 1751da177e4SLinus Torvalds fib_init(fibptr); 1761da177e4SLinus Torvalds { 1771da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 1781da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 1791da177e4SLinus Torvalds 1801da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 1811da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 1821da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 1831da177e4SLinus Torvalds } 1841da177e4SLinus Torvalds 1851da177e4SLinus Torvalds status = fib_send(ContainerCommand, 1861da177e4SLinus Torvalds fibptr, 1871da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 1881da177e4SLinus Torvalds FsaNormal, 1891da177e4SLinus Torvalds 1, 1, 1901da177e4SLinus Torvalds NULL, NULL); 1911da177e4SLinus Torvalds if (status < 0 ) { 1921da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 1931da177e4SLinus Torvalds } else { 1941da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 1951da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 1961da177e4SLinus Torvalds dprintk((KERN_WARNING 1971da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 1981da177e4SLinus Torvalds le32_to_cpu(reply->response), 1991da177e4SLinus Torvalds le32_to_cpu(reply->status), 2001da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2011da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2021da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2031da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2041da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2051da177e4SLinus Torvalds status = -EINVAL; 2061da177e4SLinus Torvalds } 2071da177e4SLinus Torvalds } 2081da177e4SLinus Torvalds fib_complete(fibptr); 2091da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2101da177e4SLinus Torvalds if (status >= 0) { 2111da177e4SLinus Torvalds if (commit == 1) { 2121da177e4SLinus Torvalds struct aac_commit_config * dinfo; 2131da177e4SLinus Torvalds fib_init(fibptr); 2141da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2151da177e4SLinus Torvalds 2161da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2171da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2181da177e4SLinus Torvalds 2191da177e4SLinus Torvalds status = fib_send(ContainerCommand, 2201da177e4SLinus Torvalds fibptr, 2211da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2221da177e4SLinus Torvalds FsaNormal, 2231da177e4SLinus Torvalds 1, 1, 2241da177e4SLinus Torvalds NULL, NULL); 2251da177e4SLinus Torvalds fib_complete(fibptr); 2261da177e4SLinus Torvalds } else if (commit == 0) { 2271da177e4SLinus Torvalds printk(KERN_WARNING 2281da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2291da177e4SLinus Torvalds } 2301da177e4SLinus Torvalds } 2311da177e4SLinus Torvalds fib_free(fibptr); 2321da177e4SLinus Torvalds return status; 2331da177e4SLinus Torvalds } 2341da177e4SLinus Torvalds 2351da177e4SLinus Torvalds /** 2361da177e4SLinus Torvalds * aac_get_containers - list containers 2371da177e4SLinus Torvalds * @common: adapter to probe 2381da177e4SLinus Torvalds * 2391da177e4SLinus Torvalds * Make a list of all containers on this controller 2401da177e4SLinus Torvalds */ 2411da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2421da177e4SLinus Torvalds { 2431da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2441da177e4SLinus Torvalds u32 index; 2451da177e4SLinus Torvalds int status = 0; 2461da177e4SLinus Torvalds struct fib * fibptr; 2471da177e4SLinus Torvalds unsigned instance; 2481da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 2491da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 2501da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2511da177e4SLinus Torvalds 2521da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 2531da177e4SLinus Torvalds 2541da177e4SLinus Torvalds if (!(fibptr = fib_alloc(dev))) 2551da177e4SLinus Torvalds return -ENOMEM; 2561da177e4SLinus Torvalds 2571da177e4SLinus Torvalds fib_init(fibptr); 2581da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 2591da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2601da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 2611da177e4SLinus Torvalds 2621da177e4SLinus Torvalds status = fib_send(ContainerCommand, 2631da177e4SLinus Torvalds fibptr, 2641da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 2651da177e4SLinus Torvalds FsaNormal, 2661da177e4SLinus Torvalds 1, 1, 2671da177e4SLinus Torvalds NULL, NULL); 2681da177e4SLinus Torvalds if (status >= 0) { 2691da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 2701da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 2711da177e4SLinus Torvalds fib_complete(fibptr); 2721da177e4SLinus Torvalds } 2731da177e4SLinus Torvalds 2741da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 2751da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2761da177e4SLinus Torvalds 2771da177e4SLinus Torvalds fsa_dev_ptr = (struct fsa_dev_info *) kmalloc( 2781da177e4SLinus Torvalds sizeof(*fsa_dev_ptr) * maximum_num_containers, GFP_KERNEL); 2791da177e4SLinus Torvalds if (!fsa_dev_ptr) { 2801da177e4SLinus Torvalds fib_free(fibptr); 2811da177e4SLinus Torvalds return -ENOMEM; 2821da177e4SLinus Torvalds } 2831da177e4SLinus Torvalds memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers); 2841da177e4SLinus Torvalds 2851da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 2861da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 2871da177e4SLinus Torvalds 2881da177e4SLinus Torvalds for (index = 0; index < dev->maximum_num_containers; index++) { 2891da177e4SLinus Torvalds struct aac_query_mount *dinfo; 2901da177e4SLinus Torvalds struct aac_mount *dresp; 2911da177e4SLinus Torvalds 2921da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 2931da177e4SLinus Torvalds 2941da177e4SLinus Torvalds fib_init(fibptr); 2951da177e4SLinus Torvalds dinfo = (struct aac_query_mount *) fib_data(fibptr); 2961da177e4SLinus Torvalds 2971da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 2981da177e4SLinus Torvalds dinfo->count = cpu_to_le32(index); 2991da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 3001da177e4SLinus Torvalds 3011da177e4SLinus Torvalds status = fib_send(ContainerCommand, 3021da177e4SLinus Torvalds fibptr, 3031da177e4SLinus Torvalds sizeof (struct aac_query_mount), 3041da177e4SLinus Torvalds FsaNormal, 3051da177e4SLinus Torvalds 1, 1, 3061da177e4SLinus Torvalds NULL, NULL); 3071da177e4SLinus Torvalds if (status < 0 ) { 3081da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3091da177e4SLinus Torvalds break; 3101da177e4SLinus Torvalds } 3111da177e4SLinus Torvalds dresp = (struct aac_mount *)fib_data(fibptr); 3121da177e4SLinus Torvalds 3131da177e4SLinus Torvalds dprintk ((KERN_DEBUG 3141da177e4SLinus Torvalds "VM_NameServe cid=%d status=%d vol=%d state=%d cap=%u\n", 3151da177e4SLinus Torvalds (int)index, (int)le32_to_cpu(dresp->status), 3161da177e4SLinus Torvalds (int)le32_to_cpu(dresp->mnt[0].vol), 3171da177e4SLinus Torvalds (int)le32_to_cpu(dresp->mnt[0].state), 3181da177e4SLinus Torvalds (unsigned)le32_to_cpu(dresp->mnt[0].capacity))); 3191da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 3201da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 3211da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 3221da177e4SLinus Torvalds fsa_dev_ptr[index].valid = 1; 3231da177e4SLinus Torvalds fsa_dev_ptr[index].type = le32_to_cpu(dresp->mnt[0].vol); 3241da177e4SLinus Torvalds fsa_dev_ptr[index].size = le32_to_cpu(dresp->mnt[0].capacity); 3251da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 3261da177e4SLinus Torvalds fsa_dev_ptr[index].ro = 1; 3271da177e4SLinus Torvalds } 3281da177e4SLinus Torvalds fib_complete(fibptr); 3291da177e4SLinus Torvalds /* 3301da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3311da177e4SLinus Torvalds */ 3321da177e4SLinus Torvalds if ((index + 1) >= le32_to_cpu(dresp->count)){ 3331da177e4SLinus Torvalds break; 3341da177e4SLinus Torvalds } 3351da177e4SLinus Torvalds } 3361da177e4SLinus Torvalds fib_free(fibptr); 3371da177e4SLinus Torvalds return status; 3381da177e4SLinus Torvalds } 3391da177e4SLinus Torvalds 3401da177e4SLinus Torvalds static void aac_io_done(struct scsi_cmnd * scsicmd) 3411da177e4SLinus Torvalds { 3421da177e4SLinus Torvalds unsigned long cpu_flags; 3431da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 3441da177e4SLinus Torvalds spin_lock_irqsave(host->host_lock, cpu_flags); 3451da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 3461da177e4SLinus Torvalds spin_unlock_irqrestore(host->host_lock, cpu_flags); 3471da177e4SLinus Torvalds } 3481da177e4SLinus Torvalds 3491da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3501da177e4SLinus Torvalds { 3511da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3521da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3531da177e4SLinus Torvalds 3541da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3551da177e4SLinus Torvalds 3561da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 3571da177e4SLinus Torvalds if (fibptr == NULL) 3581da177e4SLinus Torvalds BUG(); 3591da177e4SLinus Torvalds 3601da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3611da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3621da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3631da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3641da177e4SLinus Torvalds int count; 3651da177e4SLinus Torvalds char * dp; 3661da177e4SLinus Torvalds char * sp = get_name_reply->data; 3671da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 3681da177e4SLinus Torvalds while (*sp == ' ') 3691da177e4SLinus Torvalds ++sp; 3701da177e4SLinus Torvalds count = sizeof(((struct inquiry_data *)NULL)->inqd_pid); 3711da177e4SLinus Torvalds dp = ((struct inquiry_data *)scsicmd->request_buffer)->inqd_pid; 3721da177e4SLinus Torvalds if (*sp) do { 3731da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 3741da177e4SLinus Torvalds } while (--count > 0); 3751da177e4SLinus Torvalds } 3761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 3771da177e4SLinus Torvalds 3781da177e4SLinus Torvalds fib_complete(fibptr); 3791da177e4SLinus Torvalds fib_free(fibptr); 3801da177e4SLinus Torvalds aac_io_done(scsicmd); 3811da177e4SLinus Torvalds } 3821da177e4SLinus Torvalds 3831da177e4SLinus Torvalds /** 3841da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 3851da177e4SLinus Torvalds */ 3861da177e4SLinus Torvalds static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) 3871da177e4SLinus Torvalds { 3881da177e4SLinus Torvalds int status; 3891da177e4SLinus Torvalds struct aac_get_name *dinfo; 3901da177e4SLinus Torvalds struct fib * cmd_fibcontext; 3911da177e4SLinus Torvalds struct aac_dev * dev; 3921da177e4SLinus Torvalds 3931da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 3941da177e4SLinus Torvalds 3951da177e4SLinus Torvalds if (!(cmd_fibcontext = fib_alloc(dev))) 3961da177e4SLinus Torvalds return -ENOMEM; 3971da177e4SLinus Torvalds 3981da177e4SLinus Torvalds fib_init(cmd_fibcontext); 3991da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4001da177e4SLinus Torvalds 4011da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4021da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4031da177e4SLinus Torvalds dinfo->cid = cpu_to_le32(cid); 4041da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4051da177e4SLinus Torvalds 4061da177e4SLinus Torvalds status = fib_send(ContainerCommand, 4071da177e4SLinus Torvalds cmd_fibcontext, 4081da177e4SLinus Torvalds sizeof (struct aac_get_name), 4091da177e4SLinus Torvalds FsaNormal, 4101da177e4SLinus Torvalds 0, 1, 4111da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4121da177e4SLinus Torvalds (void *) scsicmd); 4131da177e4SLinus Torvalds 4141da177e4SLinus Torvalds /* 4151da177e4SLinus Torvalds * Check that the command queued to the controller 4161da177e4SLinus Torvalds */ 4171da177e4SLinus Torvalds if (status == -EINPROGRESS) 4181da177e4SLinus Torvalds return 0; 4191da177e4SLinus Torvalds 4201da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_container_name: fib_send failed with status: %d.\n", status); 4211da177e4SLinus Torvalds fib_complete(cmd_fibcontext); 4221da177e4SLinus Torvalds fib_free(cmd_fibcontext); 4231da177e4SLinus Torvalds return -1; 4241da177e4SLinus Torvalds } 4251da177e4SLinus Torvalds 4261da177e4SLinus Torvalds /** 4271da177e4SLinus Torvalds * probe_container - query a logical volume 4281da177e4SLinus Torvalds * @dev: device to query 4291da177e4SLinus Torvalds * @cid: container identifier 4301da177e4SLinus Torvalds * 4311da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 4321da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 4331da177e4SLinus Torvalds */ 4341da177e4SLinus Torvalds 4351da177e4SLinus Torvalds static int probe_container(struct aac_dev *dev, int cid) 4361da177e4SLinus Torvalds { 4371da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4381da177e4SLinus Torvalds int status; 4391da177e4SLinus Torvalds struct aac_query_mount *dinfo; 4401da177e4SLinus Torvalds struct aac_mount *dresp; 4411da177e4SLinus Torvalds struct fib * fibptr; 4421da177e4SLinus Torvalds unsigned instance; 4431da177e4SLinus Torvalds 4441da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 4451da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 4461da177e4SLinus Torvalds 4471da177e4SLinus Torvalds if (!(fibptr = fib_alloc(dev))) 4481da177e4SLinus Torvalds return -ENOMEM; 4491da177e4SLinus Torvalds 4501da177e4SLinus Torvalds fib_init(fibptr); 4511da177e4SLinus Torvalds 4521da177e4SLinus Torvalds dinfo = (struct aac_query_mount *)fib_data(fibptr); 4531da177e4SLinus Torvalds 4541da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 4551da177e4SLinus Torvalds dinfo->count = cpu_to_le32(cid); 4561da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 4571da177e4SLinus Torvalds 4581da177e4SLinus Torvalds status = fib_send(ContainerCommand, 4591da177e4SLinus Torvalds fibptr, 4601da177e4SLinus Torvalds sizeof(struct aac_query_mount), 4611da177e4SLinus Torvalds FsaNormal, 4621da177e4SLinus Torvalds 1, 1, 4631da177e4SLinus Torvalds NULL, NULL); 4641da177e4SLinus Torvalds if (status < 0) { 4651da177e4SLinus Torvalds printk(KERN_WARNING "aacraid: probe_containers query failed.\n"); 4661da177e4SLinus Torvalds goto error; 4671da177e4SLinus Torvalds } 4681da177e4SLinus Torvalds 4691da177e4SLinus Torvalds dresp = (struct aac_mount *) fib_data(fibptr); 4701da177e4SLinus Torvalds 4711da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 4721da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 4731da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 4741da177e4SLinus Torvalds fsa_dev_ptr[cid].valid = 1; 4751da177e4SLinus Torvalds fsa_dev_ptr[cid].type = le32_to_cpu(dresp->mnt[0].vol); 4761da177e4SLinus Torvalds fsa_dev_ptr[cid].size = le32_to_cpu(dresp->mnt[0].capacity); 4771da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 4781da177e4SLinus Torvalds fsa_dev_ptr[cid].ro = 1; 4791da177e4SLinus Torvalds } 4801da177e4SLinus Torvalds 4811da177e4SLinus Torvalds error: 4821da177e4SLinus Torvalds fib_complete(fibptr); 4831da177e4SLinus Torvalds fib_free(fibptr); 4841da177e4SLinus Torvalds 4851da177e4SLinus Torvalds return status; 4861da177e4SLinus Torvalds } 4871da177e4SLinus Torvalds 4881da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 4891da177e4SLinus Torvalds struct scsi_inq { 4901da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 4911da177e4SLinus Torvalds char pid[16]; /* Product ID */ 4921da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 4931da177e4SLinus Torvalds }; 4941da177e4SLinus Torvalds 4951da177e4SLinus Torvalds /** 4961da177e4SLinus Torvalds * InqStrCopy - string merge 4971da177e4SLinus Torvalds * @a: string to copy from 4981da177e4SLinus Torvalds * @b: string to copy to 4991da177e4SLinus Torvalds * 5001da177e4SLinus Torvalds * Copy a String from one location to another 5011da177e4SLinus Torvalds * without copying \0 5021da177e4SLinus Torvalds */ 5031da177e4SLinus Torvalds 5041da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 5051da177e4SLinus Torvalds { 5061da177e4SLinus Torvalds 5071da177e4SLinus Torvalds while(*a != (char)0) 5081da177e4SLinus Torvalds *b++ = *a++; 5091da177e4SLinus Torvalds } 5101da177e4SLinus Torvalds 5111da177e4SLinus Torvalds static char *container_types[] = { 5121da177e4SLinus Torvalds "None", 5131da177e4SLinus Torvalds "Volume", 5141da177e4SLinus Torvalds "Mirror", 5151da177e4SLinus Torvalds "Stripe", 5161da177e4SLinus Torvalds "RAID5", 5171da177e4SLinus Torvalds "SSRW", 5181da177e4SLinus Torvalds "SSRO", 5191da177e4SLinus Torvalds "Morph", 5201da177e4SLinus Torvalds "Legacy", 5211da177e4SLinus Torvalds "RAID4", 5221da177e4SLinus Torvalds "RAID10", 5231da177e4SLinus Torvalds "RAID00", 5241da177e4SLinus Torvalds "V-MIRRORS", 5251da177e4SLinus Torvalds "PSEUDO R4", 5261da177e4SLinus Torvalds "RAID50", 5271da177e4SLinus Torvalds "Unknown" 5281da177e4SLinus Torvalds }; 5291da177e4SLinus Torvalds 5301da177e4SLinus Torvalds 5311da177e4SLinus Torvalds 5321da177e4SLinus Torvalds /* Function: setinqstr 5331da177e4SLinus Torvalds * 5341da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 5351da177e4SLinus Torvalds * 5361da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 5371da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 5381da177e4SLinus Torvalds * files instead of in OS dependant driver source. 5391da177e4SLinus Torvalds */ 5401da177e4SLinus Torvalds 5411da177e4SLinus Torvalds static void setinqstr(int devtype, void *data, int tindex) 5421da177e4SLinus Torvalds { 5431da177e4SLinus Torvalds struct scsi_inq *str; 5441da177e4SLinus Torvalds struct aac_driver_ident *mp; 5451da177e4SLinus Torvalds 5461da177e4SLinus Torvalds mp = aac_get_driver_ident(devtype); 5471da177e4SLinus Torvalds 5481da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 5491da177e4SLinus Torvalds 5501da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 5511da177e4SLinus Torvalds inqstrcpy (mp->model, str->pid); /* last six chars reserved for vol type */ 5521da177e4SLinus Torvalds 5531da177e4SLinus Torvalds if (tindex < (sizeof(container_types)/sizeof(char *))){ 5541da177e4SLinus Torvalds char *findit = str->pid; 5551da177e4SLinus Torvalds 5561da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 5571da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 5581da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 5591da177e4SLinus Torvalds *(findit -= 4) = ' '; 5601da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 5611da177e4SLinus Torvalds } 5621da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 5631da177e4SLinus Torvalds } 5641da177e4SLinus Torvalds 5654833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 5661da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 5671da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 5681da177e4SLinus Torvalds u32 residue) 5691da177e4SLinus Torvalds { 5701da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 5711da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 5721da177e4SLinus Torvalds 5731da177e4SLinus Torvalds if (incorrect_length) { 5741da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 5751da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 5761da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 5771da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 5781da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 5791da177e4SLinus Torvalds } else 5801da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 5811da177e4SLinus Torvalds 5821da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 5831da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 5841da177e4SLinus Torvalds else 5851da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 5861da177e4SLinus Torvalds 5871da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 5881da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 5891da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 5901da177e4SLinus Torvalds sense_buf[15] = 0; 5911da177e4SLinus Torvalds 5921da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 5931da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 5941da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 5951da177e4SLinus Torvalds 5961da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 5971da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 5981da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 5991da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 6001da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 6011da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 6021da177e4SLinus Torvalds } 6031da177e4SLinus Torvalds } 6041da177e4SLinus Torvalds 6051da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 6061da177e4SLinus Torvalds { 6071da177e4SLinus Torvalds struct fib* fibptr; 6081da177e4SLinus Torvalds struct aac_adapter_info* info; 6091da177e4SLinus Torvalds int rcode; 6101da177e4SLinus Torvalds u32 tmp; 6111da177e4SLinus Torvalds if (!(fibptr = fib_alloc(dev))) 6121da177e4SLinus Torvalds return -ENOMEM; 6131da177e4SLinus Torvalds 6141da177e4SLinus Torvalds fib_init(fibptr); 6151da177e4SLinus Torvalds info = (struct aac_adapter_info*) fib_data(fibptr); 6161da177e4SLinus Torvalds 6171da177e4SLinus Torvalds memset(info,0,sizeof(struct aac_adapter_info)); 6181da177e4SLinus Torvalds 6191da177e4SLinus Torvalds rcode = fib_send(RequestAdapterInfo, 6201da177e4SLinus Torvalds fibptr, 6211da177e4SLinus Torvalds sizeof(struct aac_adapter_info), 6221da177e4SLinus Torvalds FsaNormal, 6231da177e4SLinus Torvalds 1, 1, 6241da177e4SLinus Torvalds NULL, 6251da177e4SLinus Torvalds NULL); 6261da177e4SLinus Torvalds 6271da177e4SLinus Torvalds memcpy(&dev->adapter_info, info, sizeof(struct aac_adapter_info)); 6281da177e4SLinus Torvalds 6291da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 6301da177e4SLinus Torvalds printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d]\n", 6311da177e4SLinus Torvalds dev->name, 6321da177e4SLinus Torvalds dev->id, 6331da177e4SLinus Torvalds tmp>>24, 6341da177e4SLinus Torvalds (tmp>>16)&0xff, 6351da177e4SLinus Torvalds tmp&0xff, 6361da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.kernelbuild)); 6371da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 6381da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 6391da177e4SLinus Torvalds dev->name, dev->id, 6401da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 6411da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 6421da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 6431da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 6441da177e4SLinus Torvalds dev->name, dev->id, 6451da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 6461da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 6471da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 6481da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 6491da177e4SLinus Torvalds dev->name, dev->id, 6501da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 6511da177e4SLinus Torvalds 6521da177e4SLinus Torvalds dev->nondasd_support = 0; 6531da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 6541da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 6551da177e4SLinus Torvalds dev->nondasd_support = 1; 6561da177e4SLinus Torvalds } 6571da177e4SLinus Torvalds 6581da177e4SLinus Torvalds /* 6591da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 6601da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 6611da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 6621da177e4SLinus Torvalds * additional changes changes will have to be made to support 6631da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 6641da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 6651da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 6661da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 6671da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 6681da177e4SLinus Torvalds */ 6691da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 6701da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 6711da177e4SLinus Torvalds dev->nondasd_support = 1; 6721da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 6731da177e4SLinus Torvalds } 6741da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 6751da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 6761da177e4SLinus Torvalds dev->name, dev->id); 6771da177e4SLinus Torvalds 6781da177e4SLinus Torvalds if(nondasd != -1) { 6791da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 6801da177e4SLinus Torvalds } 6811da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 6821da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 6831da177e4SLinus Torvalds } 6841da177e4SLinus Torvalds 6851da177e4SLinus Torvalds dev->dac_support = 0; 6861da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 6871da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 6881da177e4SLinus Torvalds dev->dac_support = 1; 6891da177e4SLinus Torvalds } 6901da177e4SLinus Torvalds 6911da177e4SLinus Torvalds if(dacmode != -1) { 6921da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 6931da177e4SLinus Torvalds } 6941da177e4SLinus Torvalds if(dev->dac_support != 0) { 6951da177e4SLinus Torvalds if (!pci_set_dma_mask(dev->pdev, 0xFFFFFFFFFFFFFFFFULL) && 6961da177e4SLinus Torvalds !pci_set_consistent_dma_mask(dev->pdev, 0xFFFFFFFFFFFFFFFFULL)) { 6971da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 6981da177e4SLinus Torvalds dev->name, dev->id); 6991da177e4SLinus Torvalds } else if (!pci_set_dma_mask(dev->pdev, 0xFFFFFFFFULL) && 7001da177e4SLinus Torvalds !pci_set_consistent_dma_mask(dev->pdev, 0xFFFFFFFFULL)) { 7011da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 7021da177e4SLinus Torvalds dev->name, dev->id); 7031da177e4SLinus Torvalds dev->dac_support = 0; 7041da177e4SLinus Torvalds } else { 7051da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 7061da177e4SLinus Torvalds dev->name, dev->id); 7071da177e4SLinus Torvalds rcode = -ENOMEM; 7081da177e4SLinus Torvalds } 7091da177e4SLinus Torvalds } 7101da177e4SLinus Torvalds 7111da177e4SLinus Torvalds fib_complete(fibptr); 7121da177e4SLinus Torvalds fib_free(fibptr); 7131da177e4SLinus Torvalds 7141da177e4SLinus Torvalds return rcode; 7151da177e4SLinus Torvalds } 7161da177e4SLinus Torvalds 7171da177e4SLinus Torvalds 7181da177e4SLinus Torvalds static void read_callback(void *context, struct fib * fibptr) 7191da177e4SLinus Torvalds { 7201da177e4SLinus Torvalds struct aac_dev *dev; 7211da177e4SLinus Torvalds struct aac_read_reply *readreply; 7221da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 7231da177e4SLinus Torvalds u32 lba; 7241da177e4SLinus Torvalds u32 cid; 7251da177e4SLinus Torvalds 7261da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 7271da177e4SLinus Torvalds 7281da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 7291da177e4SLinus Torvalds cid = ID_LUN_TO_CONTAINER(scsicmd->device->id, scsicmd->device->lun); 7301da177e4SLinus Torvalds 7311da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 7321da177e4SLinus Torvalds dprintk((KERN_DEBUG "read_callback[cpu %d]: lba = %u, t = %ld.\n", smp_processor_id(), lba, jiffies)); 7331da177e4SLinus Torvalds 7341da177e4SLinus Torvalds if (fibptr == NULL) 7351da177e4SLinus Torvalds BUG(); 7361da177e4SLinus Torvalds 7371da177e4SLinus Torvalds if(scsicmd->use_sg) 7381da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 7391da177e4SLinus Torvalds (struct scatterlist *)scsicmd->buffer, 7401da177e4SLinus Torvalds scsicmd->use_sg, 7411da177e4SLinus Torvalds scsicmd->sc_data_direction); 7421da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 7431da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 7441da177e4SLinus Torvalds scsicmd->request_bufflen, 7451da177e4SLinus Torvalds scsicmd->sc_data_direction); 7461da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 7471da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 7481da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 7491da177e4SLinus Torvalds else { 7501da177e4SLinus Torvalds printk(KERN_WARNING "read_callback: read failed, status = %d\n", 7511da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 7521da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 7531da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 7541da177e4SLinus Torvalds HARDWARE_ERROR, 7551da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 7561da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 7571da177e4SLinus Torvalds 0, 0); 7581da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 7591da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 7601da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 7611da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 7621da177e4SLinus Torvalds } 7631da177e4SLinus Torvalds fib_complete(fibptr); 7641da177e4SLinus Torvalds fib_free(fibptr); 7651da177e4SLinus Torvalds 7661da177e4SLinus Torvalds aac_io_done(scsicmd); 7671da177e4SLinus Torvalds } 7681da177e4SLinus Torvalds 7691da177e4SLinus Torvalds static void write_callback(void *context, struct fib * fibptr) 7701da177e4SLinus Torvalds { 7711da177e4SLinus Torvalds struct aac_dev *dev; 7721da177e4SLinus Torvalds struct aac_write_reply *writereply; 7731da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 7741da177e4SLinus Torvalds u32 lba; 7751da177e4SLinus Torvalds u32 cid; 7761da177e4SLinus Torvalds 7771da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 7781da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 7791da177e4SLinus Torvalds cid = ID_LUN_TO_CONTAINER(scsicmd->device->id, scsicmd->device->lun); 7801da177e4SLinus Torvalds 7811da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 7821da177e4SLinus Torvalds dprintk((KERN_DEBUG "write_callback[cpu %d]: lba = %u, t = %ld.\n", smp_processor_id(), lba, jiffies)); 7831da177e4SLinus Torvalds if (fibptr == NULL) 7841da177e4SLinus Torvalds BUG(); 7851da177e4SLinus Torvalds 7861da177e4SLinus Torvalds if(scsicmd->use_sg) 7871da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 7881da177e4SLinus Torvalds (struct scatterlist *)scsicmd->buffer, 7891da177e4SLinus Torvalds scsicmd->use_sg, 7901da177e4SLinus Torvalds scsicmd->sc_data_direction); 7911da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 7921da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 7931da177e4SLinus Torvalds scsicmd->request_bufflen, 7941da177e4SLinus Torvalds scsicmd->sc_data_direction); 7951da177e4SLinus Torvalds 7961da177e4SLinus Torvalds writereply = (struct aac_write_reply *) fib_data(fibptr); 7971da177e4SLinus Torvalds if (le32_to_cpu(writereply->status) == ST_OK) 7981da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 7991da177e4SLinus Torvalds else { 8001da177e4SLinus Torvalds printk(KERN_WARNING "write_callback: write failed, status = %d\n", writereply->status); 8011da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 8021da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 8031da177e4SLinus Torvalds HARDWARE_ERROR, 8041da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 8051da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 8061da177e4SLinus Torvalds 0, 0); 8071da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 8081da177e4SLinus Torvalds sizeof(struct sense_data)); 8091da177e4SLinus Torvalds } 8101da177e4SLinus Torvalds 8111da177e4SLinus Torvalds fib_complete(fibptr); 8121da177e4SLinus Torvalds fib_free(fibptr); 8131da177e4SLinus Torvalds aac_io_done(scsicmd); 8141da177e4SLinus Torvalds } 8151da177e4SLinus Torvalds 8164833869eSAdrian Bunk static int aac_read(struct scsi_cmnd * scsicmd, int cid) 8171da177e4SLinus Torvalds { 8181da177e4SLinus Torvalds u32 lba; 8191da177e4SLinus Torvalds u32 count; 8201da177e4SLinus Torvalds int status; 8211da177e4SLinus Torvalds 8221da177e4SLinus Torvalds u16 fibsize; 8231da177e4SLinus Torvalds struct aac_dev *dev; 8241da177e4SLinus Torvalds struct fib * cmd_fibcontext; 8251da177e4SLinus Torvalds 8261da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 8271da177e4SLinus Torvalds /* 8281da177e4SLinus Torvalds * Get block address and transfer length 8291da177e4SLinus Torvalds */ 8301da177e4SLinus Torvalds if (scsicmd->cmnd[0] == READ_6) /* 6 byte command */ 8311da177e4SLinus Torvalds { 8321da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", cid)); 8331da177e4SLinus Torvalds 8341da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 8351da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 8361da177e4SLinus Torvalds 8371da177e4SLinus Torvalds if (count == 0) 8381da177e4SLinus Torvalds count = 256; 8391da177e4SLinus Torvalds } else { 8401da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", cid)); 8411da177e4SLinus Torvalds 8421da177e4SLinus Torvalds lba = (scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 8431da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 8441da177e4SLinus Torvalds } 8451da177e4SLinus Torvalds dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %u, t = %ld.\n", smp_processor_id(), lba, jiffies)); 8461da177e4SLinus Torvalds /* 8471da177e4SLinus Torvalds * Alocate and initialize a Fib 8481da177e4SLinus Torvalds */ 8491da177e4SLinus Torvalds if (!(cmd_fibcontext = fib_alloc(dev))) { 8501da177e4SLinus Torvalds return -1; 8511da177e4SLinus Torvalds } 8521da177e4SLinus Torvalds 8531da177e4SLinus Torvalds fib_init(cmd_fibcontext); 8541da177e4SLinus Torvalds 8551da177e4SLinus Torvalds if(dev->dac_support == 1) { 8561da177e4SLinus Torvalds struct aac_read64 *readcmd; 8571da177e4SLinus Torvalds readcmd = (struct aac_read64 *) fib_data(cmd_fibcontext); 8581da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtHostRead64); 8591da177e4SLinus Torvalds readcmd->cid = cpu_to_le16(cid); 8601da177e4SLinus Torvalds readcmd->sector_count = cpu_to_le16(count); 8611da177e4SLinus Torvalds readcmd->block = cpu_to_le32(lba); 8621da177e4SLinus Torvalds readcmd->pad = 0; 8631da177e4SLinus Torvalds readcmd->flags = 0; 8641da177e4SLinus Torvalds 8651da177e4SLinus Torvalds aac_build_sg64(scsicmd, &readcmd->sg); 8661da177e4SLinus Torvalds fibsize = sizeof(struct aac_read64) + 8671da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 8681da177e4SLinus Torvalds sizeof (struct sgentry64)); 8691da177e4SLinus Torvalds BUG_ON (fibsize > (sizeof(struct hw_fib) - 8701da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 8711da177e4SLinus Torvalds /* 8721da177e4SLinus Torvalds * Now send the Fib to the adapter 8731da177e4SLinus Torvalds */ 8741da177e4SLinus Torvalds status = fib_send(ContainerCommand64, 8751da177e4SLinus Torvalds cmd_fibcontext, 8761da177e4SLinus Torvalds fibsize, 8771da177e4SLinus Torvalds FsaNormal, 8781da177e4SLinus Torvalds 0, 1, 8791da177e4SLinus Torvalds (fib_callback) read_callback, 8801da177e4SLinus Torvalds (void *) scsicmd); 8811da177e4SLinus Torvalds } else { 8821da177e4SLinus Torvalds struct aac_read *readcmd; 8831da177e4SLinus Torvalds readcmd = (struct aac_read *) fib_data(cmd_fibcontext); 8841da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtBlockRead); 8851da177e4SLinus Torvalds readcmd->cid = cpu_to_le32(cid); 8861da177e4SLinus Torvalds readcmd->block = cpu_to_le32(lba); 8871da177e4SLinus Torvalds readcmd->count = cpu_to_le32(count * 512); 8881da177e4SLinus Torvalds 8891da177e4SLinus Torvalds if (count * 512 > (64 * 1024)) 8901da177e4SLinus Torvalds BUG(); 8911da177e4SLinus Torvalds 8921da177e4SLinus Torvalds aac_build_sg(scsicmd, &readcmd->sg); 8931da177e4SLinus Torvalds fibsize = sizeof(struct aac_read) + 8941da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 8951da177e4SLinus Torvalds sizeof (struct sgentry)); 8961da177e4SLinus Torvalds BUG_ON (fibsize > (sizeof(struct hw_fib) - 8971da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 8981da177e4SLinus Torvalds /* 8991da177e4SLinus Torvalds * Now send the Fib to the adapter 9001da177e4SLinus Torvalds */ 9011da177e4SLinus Torvalds status = fib_send(ContainerCommand, 9021da177e4SLinus Torvalds cmd_fibcontext, 9031da177e4SLinus Torvalds fibsize, 9041da177e4SLinus Torvalds FsaNormal, 9051da177e4SLinus Torvalds 0, 1, 9061da177e4SLinus Torvalds (fib_callback) read_callback, 9071da177e4SLinus Torvalds (void *) scsicmd); 9081da177e4SLinus Torvalds } 9091da177e4SLinus Torvalds 9101da177e4SLinus Torvalds 9111da177e4SLinus Torvalds 9121da177e4SLinus Torvalds /* 9131da177e4SLinus Torvalds * Check that the command queued to the controller 9141da177e4SLinus Torvalds */ 9151da177e4SLinus Torvalds if (status == -EINPROGRESS) 9161da177e4SLinus Torvalds return 0; 9171da177e4SLinus Torvalds 9181da177e4SLinus Torvalds printk(KERN_WARNING "aac_read: fib_send failed with status: %d.\n", status); 9191da177e4SLinus Torvalds /* 9201da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 9211da177e4SLinus Torvalds */ 9221da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 9231da177e4SLinus Torvalds aac_io_done(scsicmd); 9241da177e4SLinus Torvalds fib_complete(cmd_fibcontext); 9251da177e4SLinus Torvalds fib_free(cmd_fibcontext); 9261da177e4SLinus Torvalds return 0; 9271da177e4SLinus Torvalds } 9281da177e4SLinus Torvalds 9291da177e4SLinus Torvalds static int aac_write(struct scsi_cmnd * scsicmd, int cid) 9301da177e4SLinus Torvalds { 9311da177e4SLinus Torvalds u32 lba; 9321da177e4SLinus Torvalds u32 count; 9331da177e4SLinus Torvalds int status; 9341da177e4SLinus Torvalds u16 fibsize; 9351da177e4SLinus Torvalds struct aac_dev *dev; 9361da177e4SLinus Torvalds struct fib * cmd_fibcontext; 9371da177e4SLinus Torvalds 9381da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 9391da177e4SLinus Torvalds /* 9401da177e4SLinus Torvalds * Get block address and transfer length 9411da177e4SLinus Torvalds */ 9421da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 9431da177e4SLinus Torvalds { 9441da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 9451da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 9461da177e4SLinus Torvalds if (count == 0) 9471da177e4SLinus Torvalds count = 256; 9481da177e4SLinus Torvalds } else { 9491da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", cid)); 9501da177e4SLinus Torvalds lba = (scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9511da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 9521da177e4SLinus Torvalds } 9531da177e4SLinus Torvalds dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %u, t = %ld.\n", 9541da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 9551da177e4SLinus Torvalds /* 9561da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 9571da177e4SLinus Torvalds */ 9581da177e4SLinus Torvalds if (!(cmd_fibcontext = fib_alloc(dev))) { 9591da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 9601da177e4SLinus Torvalds aac_io_done(scsicmd); 9611da177e4SLinus Torvalds return 0; 9621da177e4SLinus Torvalds } 9631da177e4SLinus Torvalds fib_init(cmd_fibcontext); 9641da177e4SLinus Torvalds 9651da177e4SLinus Torvalds if(dev->dac_support == 1) { 9661da177e4SLinus Torvalds struct aac_write64 *writecmd; 9671da177e4SLinus Torvalds writecmd = (struct aac_write64 *) fib_data(cmd_fibcontext); 9681da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtHostWrite64); 9691da177e4SLinus Torvalds writecmd->cid = cpu_to_le16(cid); 9701da177e4SLinus Torvalds writecmd->sector_count = cpu_to_le16(count); 9711da177e4SLinus Torvalds writecmd->block = cpu_to_le32(lba); 9721da177e4SLinus Torvalds writecmd->pad = 0; 9731da177e4SLinus Torvalds writecmd->flags = 0; 9741da177e4SLinus Torvalds 9751da177e4SLinus Torvalds aac_build_sg64(scsicmd, &writecmd->sg); 9761da177e4SLinus Torvalds fibsize = sizeof(struct aac_write64) + 9771da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 9781da177e4SLinus Torvalds sizeof (struct sgentry64)); 9791da177e4SLinus Torvalds BUG_ON (fibsize > (sizeof(struct hw_fib) - 9801da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 9811da177e4SLinus Torvalds /* 9821da177e4SLinus Torvalds * Now send the Fib to the adapter 9831da177e4SLinus Torvalds */ 9841da177e4SLinus Torvalds status = fib_send(ContainerCommand64, 9851da177e4SLinus Torvalds cmd_fibcontext, 9861da177e4SLinus Torvalds fibsize, 9871da177e4SLinus Torvalds FsaNormal, 9881da177e4SLinus Torvalds 0, 1, 9891da177e4SLinus Torvalds (fib_callback) write_callback, 9901da177e4SLinus Torvalds (void *) scsicmd); 9911da177e4SLinus Torvalds } else { 9921da177e4SLinus Torvalds struct aac_write *writecmd; 9931da177e4SLinus Torvalds writecmd = (struct aac_write *) fib_data(cmd_fibcontext); 9941da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtBlockWrite); 9951da177e4SLinus Torvalds writecmd->cid = cpu_to_le32(cid); 9961da177e4SLinus Torvalds writecmd->block = cpu_to_le32(lba); 9971da177e4SLinus Torvalds writecmd->count = cpu_to_le32(count * 512); 9981da177e4SLinus Torvalds writecmd->sg.count = cpu_to_le32(1); 9991da177e4SLinus Torvalds /* ->stable is not used - it did mean which type of write */ 10001da177e4SLinus Torvalds 10011da177e4SLinus Torvalds if (count * 512 > (64 * 1024)) { 10021da177e4SLinus Torvalds BUG(); 10031da177e4SLinus Torvalds } 10041da177e4SLinus Torvalds 10051da177e4SLinus Torvalds aac_build_sg(scsicmd, &writecmd->sg); 10061da177e4SLinus Torvalds fibsize = sizeof(struct aac_write) + 10071da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 10081da177e4SLinus Torvalds sizeof (struct sgentry)); 10091da177e4SLinus Torvalds BUG_ON (fibsize > (sizeof(struct hw_fib) - 10101da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 10111da177e4SLinus Torvalds /* 10121da177e4SLinus Torvalds * Now send the Fib to the adapter 10131da177e4SLinus Torvalds */ 10141da177e4SLinus Torvalds status = fib_send(ContainerCommand, 10151da177e4SLinus Torvalds cmd_fibcontext, 10161da177e4SLinus Torvalds fibsize, 10171da177e4SLinus Torvalds FsaNormal, 10181da177e4SLinus Torvalds 0, 1, 10191da177e4SLinus Torvalds (fib_callback) write_callback, 10201da177e4SLinus Torvalds (void *) scsicmd); 10211da177e4SLinus Torvalds } 10221da177e4SLinus Torvalds 10231da177e4SLinus Torvalds /* 10241da177e4SLinus Torvalds * Check that the command queued to the controller 10251da177e4SLinus Torvalds */ 10261da177e4SLinus Torvalds if (status == -EINPROGRESS) 10271da177e4SLinus Torvalds { 10281da177e4SLinus Torvalds dprintk("write queued.\n"); 10291da177e4SLinus Torvalds return 0; 10301da177e4SLinus Torvalds } 10311da177e4SLinus Torvalds 10321da177e4SLinus Torvalds printk(KERN_WARNING "aac_write: fib_send failed with status: %d\n", status); 10331da177e4SLinus Torvalds /* 10341da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 10351da177e4SLinus Torvalds */ 10361da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 10371da177e4SLinus Torvalds aac_io_done(scsicmd); 10381da177e4SLinus Torvalds 10391da177e4SLinus Torvalds fib_complete(cmd_fibcontext); 10401da177e4SLinus Torvalds fib_free(cmd_fibcontext); 10411da177e4SLinus Torvalds return 0; 10421da177e4SLinus Torvalds } 10431da177e4SLinus Torvalds 10441da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 10451da177e4SLinus Torvalds { 10461da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 10471da177e4SLinus Torvalds struct scsi_cmnd *cmd; 10481da177e4SLinus Torvalds 10491da177e4SLinus Torvalds cmd = context; 10501da177e4SLinus Torvalds 10511da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 10521da177e4SLinus Torvalds smp_processor_id(), jiffies)); 10531da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 10541da177e4SLinus Torvalds 10551da177e4SLinus Torvalds 10561da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 10571da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 10581da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 10591da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 10601da177e4SLinus Torvalds else { 10611da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 10621da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 10631da177e4SLinus Torvalds u32 cid = ID_LUN_TO_CONTAINER(sdev->id, sdev->lun); 10641da177e4SLinus Torvalds printk(KERN_WARNING 10651da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 10661da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 10671da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 10681da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 10691da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 10701da177e4SLinus Torvalds HARDWARE_ERROR, 10711da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 10721da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 10731da177e4SLinus Torvalds 0, 0); 10741da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 10751da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 10761da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 10771da177e4SLinus Torvalds } 10781da177e4SLinus Torvalds 10791da177e4SLinus Torvalds fib_complete(fibptr); 10801da177e4SLinus Torvalds fib_free(fibptr); 10811da177e4SLinus Torvalds aac_io_done(cmd); 10821da177e4SLinus Torvalds } 10831da177e4SLinus Torvalds 10841da177e4SLinus Torvalds static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) 10851da177e4SLinus Torvalds { 10861da177e4SLinus Torvalds int status; 10871da177e4SLinus Torvalds struct fib *cmd_fibcontext; 10881da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 10891da177e4SLinus Torvalds struct scsi_cmnd *cmd; 10901da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 10911da177e4SLinus Torvalds int active = 0; 10921da177e4SLinus Torvalds unsigned long flags; 10931da177e4SLinus Torvalds 10941da177e4SLinus Torvalds /* 10951da177e4SLinus Torvalds * Wait for all commands to complete to this specific 10961da177e4SLinus Torvalds * target (block). 10971da177e4SLinus Torvalds */ 10981da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 10991da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 11001da177e4SLinus Torvalds if (cmd != scsicmd && cmd->serial_number != 0) { 11011da177e4SLinus Torvalds ++active; 11021da177e4SLinus Torvalds break; 11031da177e4SLinus Torvalds } 11041da177e4SLinus Torvalds 11051da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 11061da177e4SLinus Torvalds 11071da177e4SLinus Torvalds /* 11081da177e4SLinus Torvalds * Yield the processor (requeue for later) 11091da177e4SLinus Torvalds */ 11101da177e4SLinus Torvalds if (active) 11111da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 11121da177e4SLinus Torvalds 11131da177e4SLinus Torvalds /* 11141da177e4SLinus Torvalds * Alocate and initialize a Fib 11151da177e4SLinus Torvalds */ 11161da177e4SLinus Torvalds if (!(cmd_fibcontext = 11171da177e4SLinus Torvalds fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) 11181da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 11191da177e4SLinus Torvalds 11201da177e4SLinus Torvalds fib_init(cmd_fibcontext); 11211da177e4SLinus Torvalds 11221da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 11231da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 11241da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 11251da177e4SLinus Torvalds synchronizecmd->cid = cpu_to_le32(cid); 11261da177e4SLinus Torvalds synchronizecmd->count = 11271da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 11281da177e4SLinus Torvalds 11291da177e4SLinus Torvalds /* 11301da177e4SLinus Torvalds * Now send the Fib to the adapter 11311da177e4SLinus Torvalds */ 11321da177e4SLinus Torvalds status = fib_send(ContainerCommand, 11331da177e4SLinus Torvalds cmd_fibcontext, 11341da177e4SLinus Torvalds sizeof(struct aac_synchronize), 11351da177e4SLinus Torvalds FsaNormal, 11361da177e4SLinus Torvalds 0, 1, 11371da177e4SLinus Torvalds (fib_callback)synchronize_callback, 11381da177e4SLinus Torvalds (void *)scsicmd); 11391da177e4SLinus Torvalds 11401da177e4SLinus Torvalds /* 11411da177e4SLinus Torvalds * Check that the command queued to the controller 11421da177e4SLinus Torvalds */ 11431da177e4SLinus Torvalds if (status == -EINPROGRESS) 11441da177e4SLinus Torvalds return 0; 11451da177e4SLinus Torvalds 11461da177e4SLinus Torvalds printk(KERN_WARNING 11471da177e4SLinus Torvalds "aac_synchronize: fib_send failed with status: %d.\n", status); 11481da177e4SLinus Torvalds fib_complete(cmd_fibcontext); 11491da177e4SLinus Torvalds fib_free(cmd_fibcontext); 11501da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 11511da177e4SLinus Torvalds } 11521da177e4SLinus Torvalds 11531da177e4SLinus Torvalds /** 11541da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 11551da177e4SLinus Torvalds * @scsicmd: SCSI command block 11561da177e4SLinus Torvalds * 11571da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 11581da177e4SLinus Torvalds * aacraid firmware. 11591da177e4SLinus Torvalds */ 11601da177e4SLinus Torvalds 11611da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 11621da177e4SLinus Torvalds { 11631da177e4SLinus Torvalds u32 cid = 0; 11641da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 11651da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 11661da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 11671da177e4SLinus Torvalds int cardtype = dev->cardtype; 11681da177e4SLinus Torvalds int ret; 11691da177e4SLinus Torvalds 11701da177e4SLinus Torvalds /* 11711da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 11721da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 11731da177e4SLinus Torvalds * itself. 11741da177e4SLinus Torvalds */ 11751da177e4SLinus Torvalds if (scsicmd->device->id != host->this_id) { 11761da177e4SLinus Torvalds if ((scsicmd->device->channel == 0) ){ 11771da177e4SLinus Torvalds if( (scsicmd->device->id >= dev->maximum_num_containers) || (scsicmd->device->lun != 0)){ 11781da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 11791da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 11801da177e4SLinus Torvalds return 0; 11811da177e4SLinus Torvalds } 11821da177e4SLinus Torvalds cid = ID_LUN_TO_CONTAINER(scsicmd->device->id, scsicmd->device->lun); 11831da177e4SLinus Torvalds 11841da177e4SLinus Torvalds /* 11851da177e4SLinus Torvalds * If the target container doesn't exist, it may have 11861da177e4SLinus Torvalds * been newly created 11871da177e4SLinus Torvalds */ 11881da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 11891da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 11901da177e4SLinus Torvalds case INQUIRY: 11911da177e4SLinus Torvalds case READ_CAPACITY: 11921da177e4SLinus Torvalds case TEST_UNIT_READY: 11931da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 11941da177e4SLinus Torvalds probe_container(dev, cid); 11951da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 11961da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 11971da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 11981da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 11991da177e4SLinus Torvalds return 0; 12001da177e4SLinus Torvalds } 12011da177e4SLinus Torvalds default: 12021da177e4SLinus Torvalds break; 12031da177e4SLinus Torvalds } 12041da177e4SLinus Torvalds } 12051da177e4SLinus Torvalds /* 12061da177e4SLinus Torvalds * If the target container still doesn't exist, 12071da177e4SLinus Torvalds * return failure 12081da177e4SLinus Torvalds */ 12091da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 12101da177e4SLinus Torvalds scsicmd->result = DID_BAD_TARGET << 16; 12111da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 12121da177e4SLinus Torvalds return 0; 12131da177e4SLinus Torvalds } 12141da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 12151da177e4SLinus Torvalds if(dev->nondasd_support == 1){ 12161da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 12171da177e4SLinus Torvalds } else { 12181da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 12191da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 12201da177e4SLinus Torvalds return 0; 12211da177e4SLinus Torvalds } 12221da177e4SLinus Torvalds } 12231da177e4SLinus Torvalds } 12241da177e4SLinus Torvalds /* 12251da177e4SLinus Torvalds * else Command for the controller itself 12261da177e4SLinus Torvalds */ 12271da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 12281da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 12291da177e4SLinus Torvalds { 12301da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 12311da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 12321da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 12331da177e4SLinus Torvalds ILLEGAL_REQUEST, 12341da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 12351da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 12361da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12371da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 12381da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 12391da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 12401da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 12411da177e4SLinus Torvalds return 0; 12421da177e4SLinus Torvalds } 12431da177e4SLinus Torvalds 12441da177e4SLinus Torvalds 12451da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 12461da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 12471da177e4SLinus Torvalds case INQUIRY: 12481da177e4SLinus Torvalds { 12491da177e4SLinus Torvalds struct inquiry_data *inq_data_ptr; 12501da177e4SLinus Torvalds 12511da177e4SLinus Torvalds dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scsicmd->device->id)); 12521da177e4SLinus Torvalds inq_data_ptr = (struct inquiry_data *)scsicmd->request_buffer; 12531da177e4SLinus Torvalds memset(inq_data_ptr, 0, sizeof (struct inquiry_data)); 12541da177e4SLinus Torvalds 12551da177e4SLinus Torvalds inq_data_ptr->inqd_ver = 2; /* claim compliance to SCSI-2 */ 12561da177e4SLinus Torvalds inq_data_ptr->inqd_dtq = 0x80; /* set RMB bit to one indicating that the medium is removable */ 12571da177e4SLinus Torvalds inq_data_ptr->inqd_rdf = 2; /* A response data format value of two indicates that the data shall be in the format specified in SCSI-2 */ 12581da177e4SLinus Torvalds inq_data_ptr->inqd_len = 31; 12591da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 12601da177e4SLinus Torvalds inq_data_ptr->inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 12611da177e4SLinus Torvalds /* 12621da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 12631da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 12641da177e4SLinus Torvalds */ 12651da177e4SLinus Torvalds if (scsicmd->device->id == host->this_id) { 12661da177e4SLinus Torvalds setinqstr(cardtype, (void *) (inq_data_ptr->inqd_vid), (sizeof(container_types)/sizeof(char *))); 12671da177e4SLinus Torvalds inq_data_ptr->inqd_pdt = INQD_PDT_PROC; /* Processor device */ 12681da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 12691da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 12701da177e4SLinus Torvalds return 0; 12711da177e4SLinus Torvalds } 12721da177e4SLinus Torvalds setinqstr(cardtype, (void *) (inq_data_ptr->inqd_vid), fsa_dev_ptr[cid].type); 12731da177e4SLinus Torvalds inq_data_ptr->inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 12741da177e4SLinus Torvalds return aac_get_container_name(scsicmd, cid); 12751da177e4SLinus Torvalds } 12761da177e4SLinus Torvalds case READ_CAPACITY: 12771da177e4SLinus Torvalds { 12781da177e4SLinus Torvalds u32 capacity; 12791da177e4SLinus Torvalds char *cp; 12801da177e4SLinus Torvalds 12811da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 12821da177e4SLinus Torvalds if (fsa_dev_ptr[cid].size <= 0x100000000LL) 12831da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 12841da177e4SLinus Torvalds else 12851da177e4SLinus Torvalds capacity = (u32)-1; 12861da177e4SLinus Torvalds cp = scsicmd->request_buffer; 12871da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 12881da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 12891da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 12901da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 12911da177e4SLinus Torvalds cp[4] = 0; 12921da177e4SLinus Torvalds cp[5] = 0; 12931da177e4SLinus Torvalds cp[6] = 2; 12941da177e4SLinus Torvalds cp[7] = 0; 12951da177e4SLinus Torvalds 12961da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 12971da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 12981da177e4SLinus Torvalds 12991da177e4SLinus Torvalds return 0; 13001da177e4SLinus Torvalds } 13011da177e4SLinus Torvalds 13021da177e4SLinus Torvalds case MODE_SENSE: 13031da177e4SLinus Torvalds { 13041da177e4SLinus Torvalds char *mode_buf; 13051da177e4SLinus Torvalds 13061da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 13071da177e4SLinus Torvalds mode_buf = scsicmd->request_buffer; 13081da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 13091da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 13101da177e4SLinus Torvalds mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 13111da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 13121da177e4SLinus Torvalds 13131da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13141da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 13151da177e4SLinus Torvalds 13161da177e4SLinus Torvalds return 0; 13171da177e4SLinus Torvalds } 13181da177e4SLinus Torvalds case MODE_SENSE_10: 13191da177e4SLinus Torvalds { 13201da177e4SLinus Torvalds char *mode_buf; 13211da177e4SLinus Torvalds 13221da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 13231da177e4SLinus Torvalds mode_buf = scsicmd->request_buffer; 13241da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 13251da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 13261da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 13271da177e4SLinus Torvalds mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 13281da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 13291da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 13301da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 13311da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 13321da177e4SLinus Torvalds 13331da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13341da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 13351da177e4SLinus Torvalds 13361da177e4SLinus Torvalds return 0; 13371da177e4SLinus Torvalds } 13381da177e4SLinus Torvalds case REQUEST_SENSE: 13391da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 13401da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 13411da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 13421da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13431da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 13441da177e4SLinus Torvalds return 0; 13451da177e4SLinus Torvalds 13461da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 13471da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 13481da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 13491da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 13501da177e4SLinus Torvalds else 13511da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 13521da177e4SLinus Torvalds 13531da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13541da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 13551da177e4SLinus Torvalds return 0; 13561da177e4SLinus Torvalds /* 13571da177e4SLinus Torvalds * These commands are all No-Ops 13581da177e4SLinus Torvalds */ 13591da177e4SLinus Torvalds case TEST_UNIT_READY: 13601da177e4SLinus Torvalds case RESERVE: 13611da177e4SLinus Torvalds case RELEASE: 13621da177e4SLinus Torvalds case REZERO_UNIT: 13631da177e4SLinus Torvalds case REASSIGN_BLOCKS: 13641da177e4SLinus Torvalds case SEEK_10: 13651da177e4SLinus Torvalds case START_STOP: 13661da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13671da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 13681da177e4SLinus Torvalds return 0; 13691da177e4SLinus Torvalds } 13701da177e4SLinus Torvalds 13711da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 13721da177e4SLinus Torvalds { 13731da177e4SLinus Torvalds case READ_6: 13741da177e4SLinus Torvalds case READ_10: 13751da177e4SLinus Torvalds /* 13761da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 13771da177e4SLinus Torvalds * corresponds to a container. Needed to convert 13781da177e4SLinus Torvalds * containers to /dev/sd device names 13791da177e4SLinus Torvalds */ 13801da177e4SLinus Torvalds 13811da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 13821da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 13831da177e4SLinus Torvalds memcpy(fsa_dev_ptr[cid].devname, 13841da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 13851da177e4SLinus Torvalds 8); 13861da177e4SLinus Torvalds 13871da177e4SLinus Torvalds ret = aac_read(scsicmd, cid); 13881da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 13891da177e4SLinus Torvalds return ret; 13901da177e4SLinus Torvalds 13911da177e4SLinus Torvalds case WRITE_6: 13921da177e4SLinus Torvalds case WRITE_10: 13931da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 13941da177e4SLinus Torvalds ret = aac_write(scsicmd, cid); 13951da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 13961da177e4SLinus Torvalds return ret; 13971da177e4SLinus Torvalds 13981da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 13991da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 14001da177e4SLinus Torvalds return aac_synchronize(scsicmd, cid); 14011da177e4SLinus Torvalds 14021da177e4SLinus Torvalds default: 14031da177e4SLinus Torvalds /* 14041da177e4SLinus Torvalds * Unhandled commands 14051da177e4SLinus Torvalds */ 14061da177e4SLinus Torvalds printk(KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0]); 14071da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 14081da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 14091da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 14101da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 14111da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 14121da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 14131da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 14141da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 14151da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 14161da177e4SLinus Torvalds return 0; 14171da177e4SLinus Torvalds } 14181da177e4SLinus Torvalds } 14191da177e4SLinus Torvalds 14201da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 14211da177e4SLinus Torvalds { 14221da177e4SLinus Torvalds struct aac_query_disk qd; 14231da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 14241da177e4SLinus Torvalds 14251da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 14261da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 14271da177e4SLinus Torvalds return -EFAULT; 14281da177e4SLinus Torvalds if (qd.cnum == -1) 14291da177e4SLinus Torvalds qd.cnum = ID_LUN_TO_CONTAINER(qd.id, qd.lun); 14301da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 14311da177e4SLinus Torvalds { 14321da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 14331da177e4SLinus Torvalds return -EINVAL; 14341da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 14351da177e4SLinus Torvalds qd.bus = 0; 14361da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 14371da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 14381da177e4SLinus Torvalds } 14391da177e4SLinus Torvalds else return -EINVAL; 14401da177e4SLinus Torvalds 14411da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 14421da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 14431da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 14441da177e4SLinus Torvalds 14451da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 14461da177e4SLinus Torvalds qd.unmapped = 1; 14471da177e4SLinus Torvalds else 14481da177e4SLinus Torvalds qd.unmapped = 0; 14491da177e4SLinus Torvalds 14501da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 14511da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 14521da177e4SLinus Torvalds 14531da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 14541da177e4SLinus Torvalds return -EFAULT; 14551da177e4SLinus Torvalds return 0; 14561da177e4SLinus Torvalds } 14571da177e4SLinus Torvalds 14581da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 14591da177e4SLinus Torvalds { 14601da177e4SLinus Torvalds struct aac_delete_disk dd; 14611da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 14621da177e4SLinus Torvalds 14631da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 14641da177e4SLinus Torvalds 14651da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 14661da177e4SLinus Torvalds return -EFAULT; 14671da177e4SLinus Torvalds 14681da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 14691da177e4SLinus Torvalds return -EINVAL; 14701da177e4SLinus Torvalds /* 14711da177e4SLinus Torvalds * Mark this container as being deleted. 14721da177e4SLinus Torvalds */ 14731da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 14741da177e4SLinus Torvalds /* 14751da177e4SLinus Torvalds * Mark the container as no longer valid 14761da177e4SLinus Torvalds */ 14771da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 14781da177e4SLinus Torvalds return 0; 14791da177e4SLinus Torvalds } 14801da177e4SLinus Torvalds 14811da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 14821da177e4SLinus Torvalds { 14831da177e4SLinus Torvalds struct aac_delete_disk dd; 14841da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 14851da177e4SLinus Torvalds 14861da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 14871da177e4SLinus Torvalds 14881da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 14891da177e4SLinus Torvalds return -EFAULT; 14901da177e4SLinus Torvalds 14911da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 14921da177e4SLinus Torvalds return -EINVAL; 14931da177e4SLinus Torvalds /* 14941da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 14951da177e4SLinus Torvalds */ 14961da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 14971da177e4SLinus Torvalds return -EBUSY; 14981da177e4SLinus Torvalds else { 14991da177e4SLinus Torvalds /* 15001da177e4SLinus Torvalds * Mark the container as no longer being valid. 15011da177e4SLinus Torvalds */ 15021da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 15031da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 15041da177e4SLinus Torvalds return 0; 15051da177e4SLinus Torvalds } 15061da177e4SLinus Torvalds } 15071da177e4SLinus Torvalds 15081da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 15091da177e4SLinus Torvalds { 15101da177e4SLinus Torvalds switch (cmd) { 15111da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 15121da177e4SLinus Torvalds return query_disk(dev, arg); 15131da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 15141da177e4SLinus Torvalds return delete_disk(dev, arg); 15151da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 15161da177e4SLinus Torvalds return force_delete_disk(dev, arg); 15171da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 15181da177e4SLinus Torvalds return aac_get_containers(dev); 15191da177e4SLinus Torvalds default: 15201da177e4SLinus Torvalds return -ENOTTY; 15211da177e4SLinus Torvalds } 15221da177e4SLinus Torvalds } 15231da177e4SLinus Torvalds 15241da177e4SLinus Torvalds /** 15251da177e4SLinus Torvalds * 15261da177e4SLinus Torvalds * aac_srb_callback 15271da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 15281da177e4SLinus Torvalds * @fibptr: pointer to the fib 15291da177e4SLinus Torvalds * 15301da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 15311da177e4SLinus Torvalds * 15321da177e4SLinus Torvalds */ 15331da177e4SLinus Torvalds 15341da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 15351da177e4SLinus Torvalds { 15361da177e4SLinus Torvalds struct aac_dev *dev; 15371da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 15381da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 15391da177e4SLinus Torvalds 15401da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 15411da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15421da177e4SLinus Torvalds 15431da177e4SLinus Torvalds if (fibptr == NULL) 15441da177e4SLinus Torvalds BUG(); 15451da177e4SLinus Torvalds 15461da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 15471da177e4SLinus Torvalds 15481da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 15491da177e4SLinus Torvalds /* 15501da177e4SLinus Torvalds * Calculate resid for sg 15511da177e4SLinus Torvalds */ 15521da177e4SLinus Torvalds 15531da177e4SLinus Torvalds scsicmd->resid = scsicmd->request_bufflen - 15541da177e4SLinus Torvalds le32_to_cpu(srbreply->data_xfer_length); 15551da177e4SLinus Torvalds 15561da177e4SLinus Torvalds if(scsicmd->use_sg) 15571da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 15581da177e4SLinus Torvalds (struct scatterlist *)scsicmd->buffer, 15591da177e4SLinus Torvalds scsicmd->use_sg, 15601da177e4SLinus Torvalds scsicmd->sc_data_direction); 15611da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 15621da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, 15631da177e4SLinus Torvalds scsicmd->sc_data_direction); 15641da177e4SLinus Torvalds 15651da177e4SLinus Torvalds /* 15661da177e4SLinus Torvalds * First check the fib status 15671da177e4SLinus Torvalds */ 15681da177e4SLinus Torvalds 15691da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 15701da177e4SLinus Torvalds int len; 15711da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 15721da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 15731da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 15741da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 15751da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 15761da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15771da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 15781da177e4SLinus Torvalds } 15791da177e4SLinus Torvalds 15801da177e4SLinus Torvalds /* 15811da177e4SLinus Torvalds * Next check the srb status 15821da177e4SLinus Torvalds */ 15831da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 15841da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 15851da177e4SLinus Torvalds case SRB_STATUS_PENDING: 15861da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 15871da177e4SLinus Torvalds if(scsicmd->cmnd[0] == INQUIRY ){ 15881da177e4SLinus Torvalds u8 b; 15891da177e4SLinus Torvalds u8 b1; 15901da177e4SLinus Torvalds /* We can't expose disk devices because we can't tell whether they 15911da177e4SLinus Torvalds * are the raw container drives or stand alone drives. If they have 15921da177e4SLinus Torvalds * the removable bit set then we should expose them though. 15931da177e4SLinus Torvalds */ 15941da177e4SLinus Torvalds b = (*(u8*)scsicmd->buffer)&0x1f; 15951da177e4SLinus Torvalds b1 = ((u8*)scsicmd->buffer)[1]; 15961da177e4SLinus Torvalds if( b==TYPE_TAPE || b==TYPE_WORM || b==TYPE_ROM || b==TYPE_MOD|| b==TYPE_MEDIUM_CHANGER 15971da177e4SLinus Torvalds || (b==TYPE_DISK && (b1&0x80)) ){ 15981da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 15991da177e4SLinus Torvalds /* 16001da177e4SLinus Torvalds * We will allow disk devices if in RAID/SCSI mode and 16011da177e4SLinus Torvalds * the channel is 2 16021da177e4SLinus Torvalds */ 16031da177e4SLinus Torvalds } else if ((dev->raid_scsi_mode) && 16041da177e4SLinus Torvalds (scsicmd->device->channel == 2)) { 16051da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | 16061da177e4SLinus Torvalds COMMAND_COMPLETE << 8; 16071da177e4SLinus Torvalds } else { 16081da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | 16091da177e4SLinus Torvalds COMMAND_COMPLETE << 8; 16101da177e4SLinus Torvalds } 16111da177e4SLinus Torvalds } else { 16121da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 16131da177e4SLinus Torvalds } 16141da177e4SLinus Torvalds break; 16151da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 16161da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 16171da177e4SLinus Torvalds case READ_6: 16181da177e4SLinus Torvalds case WRITE_6: 16191da177e4SLinus Torvalds case READ_10: 16201da177e4SLinus Torvalds case WRITE_10: 16211da177e4SLinus Torvalds case READ_12: 16221da177e4SLinus Torvalds case WRITE_12: 16231da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 16241da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 16251da177e4SLinus Torvalds } else { 16261da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 16271da177e4SLinus Torvalds } 16281da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 16291da177e4SLinus Torvalds break; 16301da177e4SLinus Torvalds case INQUIRY: { 16311da177e4SLinus Torvalds u8 b; 16321da177e4SLinus Torvalds u8 b1; 16331da177e4SLinus Torvalds /* We can't expose disk devices because we can't tell whether they 16341da177e4SLinus Torvalds * are the raw container drives or stand alone drives 16351da177e4SLinus Torvalds */ 16361da177e4SLinus Torvalds b = (*(u8*)scsicmd->buffer)&0x0f; 16371da177e4SLinus Torvalds b1 = ((u8*)scsicmd->buffer)[1]; 16381da177e4SLinus Torvalds if( b==TYPE_TAPE || b==TYPE_WORM || b==TYPE_ROM || b==TYPE_MOD|| b==TYPE_MEDIUM_CHANGER 16391da177e4SLinus Torvalds || (b==TYPE_DISK && (b1&0x80)) ){ 16401da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 16411da177e4SLinus Torvalds /* 16421da177e4SLinus Torvalds * We will allow disk devices if in RAID/SCSI mode and 16431da177e4SLinus Torvalds * the channel is 2 16441da177e4SLinus Torvalds */ 16451da177e4SLinus Torvalds } else if ((dev->raid_scsi_mode) && 16461da177e4SLinus Torvalds (scsicmd->device->channel == 2)) { 16471da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | 16481da177e4SLinus Torvalds COMMAND_COMPLETE << 8; 16491da177e4SLinus Torvalds } else { 16501da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | 16511da177e4SLinus Torvalds COMMAND_COMPLETE << 8; 16521da177e4SLinus Torvalds } 16531da177e4SLinus Torvalds break; 16541da177e4SLinus Torvalds } 16551da177e4SLinus Torvalds default: 16561da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 16571da177e4SLinus Torvalds break; 16581da177e4SLinus Torvalds } 16591da177e4SLinus Torvalds break; 16601da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 16611da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 16621da177e4SLinus Torvalds break; 16631da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 16641da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 16651da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 16661da177e4SLinus Torvalds break; 16671da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 16681da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 16691da177e4SLinus Torvalds break; 16701da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 16711da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 16721da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 16731da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 16741da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 16751da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 16761da177e4SLinus Torvalds break; 16771da177e4SLinus Torvalds 16781da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 16791da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 16801da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 16811da177e4SLinus Torvalds break; 16821da177e4SLinus Torvalds 16831da177e4SLinus Torvalds case SRB_STATUS_BUSY: 16841da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 16851da177e4SLinus Torvalds break; 16861da177e4SLinus Torvalds 16871da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 16881da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 16891da177e4SLinus Torvalds break; 16901da177e4SLinus Torvalds 16911da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 16921da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 16931da177e4SLinus Torvalds break; 16941da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 16951da177e4SLinus Torvalds case SRB_STATUS_ERROR: 16961da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 16971da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 16981da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 16991da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 17001da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 17011da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 17021da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 17031da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 17041da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 17051da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 17061da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 17071da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 17081da177e4SLinus Torvalds default: 17091da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 17101da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 17111da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 17121da177e4SLinus Torvalds aac_get_status_string( 17131da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 17141da177e4SLinus Torvalds scsicmd->cmnd[0], 17151da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 17161da177e4SLinus Torvalds #endif 17171da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 17181da177e4SLinus Torvalds break; 17191da177e4SLinus Torvalds } 17201da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 17211da177e4SLinus Torvalds int len; 17221da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 17231da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 17241da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 17251da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 17261da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 17271da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 17281da177e4SLinus Torvalds dprintk((KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 17291da177e4SLinus Torvalds le32_to_cpu(srbreply->status), len)); 17301da177e4SLinus Torvalds #endif 17311da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 17321da177e4SLinus Torvalds 17331da177e4SLinus Torvalds } 17341da177e4SLinus Torvalds /* 17351da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 17361da177e4SLinus Torvalds */ 17371da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 17381da177e4SLinus Torvalds 17391da177e4SLinus Torvalds fib_complete(fibptr); 17401da177e4SLinus Torvalds fib_free(fibptr); 17411da177e4SLinus Torvalds aac_io_done(scsicmd); 17421da177e4SLinus Torvalds } 17431da177e4SLinus Torvalds 17441da177e4SLinus Torvalds /** 17451da177e4SLinus Torvalds * 17461da177e4SLinus Torvalds * aac_send_scb_fib 17471da177e4SLinus Torvalds * @scsicmd: the scsi command block 17481da177e4SLinus Torvalds * 17491da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 17501da177e4SLinus Torvalds * scsicmd passed in. 17511da177e4SLinus Torvalds */ 17521da177e4SLinus Torvalds 17531da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 17541da177e4SLinus Torvalds { 17551da177e4SLinus Torvalds struct fib* cmd_fibcontext; 17561da177e4SLinus Torvalds struct aac_dev* dev; 17571da177e4SLinus Torvalds int status; 17581da177e4SLinus Torvalds struct aac_srb *srbcmd; 17591da177e4SLinus Torvalds u16 fibsize; 17601da177e4SLinus Torvalds u32 flag; 17611da177e4SLinus Torvalds u32 timeout; 17621da177e4SLinus Torvalds 17631da177e4SLinus Torvalds if( scsicmd->device->id > 15 || scsicmd->device->lun > 7) { 17641da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17651da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17661da177e4SLinus Torvalds return 0; 17671da177e4SLinus Torvalds } 17681da177e4SLinus Torvalds 17691da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 17701da177e4SLinus Torvalds switch(scsicmd->sc_data_direction){ 17711da177e4SLinus Torvalds case DMA_TO_DEVICE: 17721da177e4SLinus Torvalds flag = SRB_DataOut; 17731da177e4SLinus Torvalds break; 17741da177e4SLinus Torvalds case DMA_BIDIRECTIONAL: 17751da177e4SLinus Torvalds flag = SRB_DataIn | SRB_DataOut; 17761da177e4SLinus Torvalds break; 17771da177e4SLinus Torvalds case DMA_FROM_DEVICE: 17781da177e4SLinus Torvalds flag = SRB_DataIn; 17791da177e4SLinus Torvalds break; 17801da177e4SLinus Torvalds case DMA_NONE: 17811da177e4SLinus Torvalds default: /* shuts up some versions of gcc */ 17821da177e4SLinus Torvalds flag = SRB_NoDataXfer; 17831da177e4SLinus Torvalds break; 17841da177e4SLinus Torvalds } 17851da177e4SLinus Torvalds 17861da177e4SLinus Torvalds 17871da177e4SLinus Torvalds /* 17881da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 17891da177e4SLinus Torvalds */ 17901da177e4SLinus Torvalds if (!(cmd_fibcontext = fib_alloc(dev))) { 17911da177e4SLinus Torvalds return -1; 17921da177e4SLinus Torvalds } 17931da177e4SLinus Torvalds fib_init(cmd_fibcontext); 17941da177e4SLinus Torvalds 17951da177e4SLinus Torvalds srbcmd = (struct aac_srb*) fib_data(cmd_fibcontext); 17961da177e4SLinus Torvalds srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 17971da177e4SLinus Torvalds srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scsicmd->device->channel)); 17981da177e4SLinus Torvalds srbcmd->id = cpu_to_le32(scsicmd->device->id); 17991da177e4SLinus Torvalds srbcmd->lun = cpu_to_le32(scsicmd->device->lun); 18001da177e4SLinus Torvalds srbcmd->flags = cpu_to_le32(flag); 18011da177e4SLinus Torvalds timeout = (scsicmd->timeout-jiffies)/HZ; 18021da177e4SLinus Torvalds if(timeout == 0){ 18031da177e4SLinus Torvalds timeout = 1; 18041da177e4SLinus Torvalds } 18051da177e4SLinus Torvalds srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 18061da177e4SLinus Torvalds srbcmd->retry_limit = 0; /* Obsolete parameter */ 18071da177e4SLinus Torvalds srbcmd->cdb_size = cpu_to_le32(scsicmd->cmd_len); 18081da177e4SLinus Torvalds 18091da177e4SLinus Torvalds if( dev->dac_support == 1 ) { 18101da177e4SLinus Torvalds aac_build_sg64(scsicmd, (struct sgmap64*) &srbcmd->sg); 18111da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 18121da177e4SLinus Torvalds 18131da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 18141da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 18151da177e4SLinus Torvalds /* 18161da177e4SLinus Torvalds * Build Scatter/Gather list 18171da177e4SLinus Torvalds */ 18181da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 18191da177e4SLinus Torvalds ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 18201da177e4SLinus Torvalds sizeof (struct sgentry64)); 18211da177e4SLinus Torvalds BUG_ON (fibsize > (sizeof(struct hw_fib) - 18221da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 18231da177e4SLinus Torvalds 18241da177e4SLinus Torvalds /* 18251da177e4SLinus Torvalds * Now send the Fib to the adapter 18261da177e4SLinus Torvalds */ 18271da177e4SLinus Torvalds status = fib_send(ScsiPortCommand64, cmd_fibcontext, 18281da177e4SLinus Torvalds fibsize, FsaNormal, 0, 1, 18291da177e4SLinus Torvalds (fib_callback) aac_srb_callback, 18301da177e4SLinus Torvalds (void *) scsicmd); 18311da177e4SLinus Torvalds } else { 18321da177e4SLinus Torvalds aac_build_sg(scsicmd, (struct sgmap*)&srbcmd->sg); 18331da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 18341da177e4SLinus Torvalds 18351da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 18361da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 18371da177e4SLinus Torvalds /* 18381da177e4SLinus Torvalds * Build Scatter/Gather list 18391da177e4SLinus Torvalds */ 18401da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) + 18411da177e4SLinus Torvalds (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 18421da177e4SLinus Torvalds sizeof (struct sgentry)); 18431da177e4SLinus Torvalds BUG_ON (fibsize > (sizeof(struct hw_fib) - 18441da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 18451da177e4SLinus Torvalds 18461da177e4SLinus Torvalds /* 18471da177e4SLinus Torvalds * Now send the Fib to the adapter 18481da177e4SLinus Torvalds */ 18491da177e4SLinus Torvalds status = fib_send(ScsiPortCommand, cmd_fibcontext, fibsize, FsaNormal, 0, 1, 18501da177e4SLinus Torvalds (fib_callback) aac_srb_callback, (void *) scsicmd); 18511da177e4SLinus Torvalds } 18521da177e4SLinus Torvalds /* 18531da177e4SLinus Torvalds * Check that the command queued to the controller 18541da177e4SLinus Torvalds */ 18551da177e4SLinus Torvalds if (status == -EINPROGRESS){ 18561da177e4SLinus Torvalds return 0; 18571da177e4SLinus Torvalds } 18581da177e4SLinus Torvalds 18591da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb: fib_send failed with status: %d\n", status); 18601da177e4SLinus Torvalds fib_complete(cmd_fibcontext); 18611da177e4SLinus Torvalds fib_free(cmd_fibcontext); 18621da177e4SLinus Torvalds 18631da177e4SLinus Torvalds return -1; 18641da177e4SLinus Torvalds } 18651da177e4SLinus Torvalds 18661da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 18671da177e4SLinus Torvalds { 18681da177e4SLinus Torvalds struct aac_dev *dev; 18691da177e4SLinus Torvalds unsigned long byte_count = 0; 18701da177e4SLinus Torvalds 18711da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 18721da177e4SLinus Torvalds // Get rid of old data 18731da177e4SLinus Torvalds psg->count = 0; 18741da177e4SLinus Torvalds psg->sg[0].addr = 0; 18751da177e4SLinus Torvalds psg->sg[0].count = 0; 18761da177e4SLinus Torvalds if (scsicmd->use_sg) { 18771da177e4SLinus Torvalds struct scatterlist *sg; 18781da177e4SLinus Torvalds int i; 18791da177e4SLinus Torvalds int sg_count; 18801da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 18811da177e4SLinus Torvalds 18821da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 18831da177e4SLinus Torvalds scsicmd->sc_data_direction); 18841da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 18851da177e4SLinus Torvalds 18861da177e4SLinus Torvalds byte_count = 0; 18871da177e4SLinus Torvalds 18881da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 18891da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 18901da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 18911da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 18921da177e4SLinus Torvalds sg++; 18931da177e4SLinus Torvalds } 18941da177e4SLinus Torvalds /* hba wants the size to be exact */ 18951da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 18961da177e4SLinus Torvalds psg->sg[i-1].count -= (byte_count - scsicmd->request_bufflen); 18971da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 18981da177e4SLinus Torvalds } 18991da177e4SLinus Torvalds /* Check for command underflow */ 19001da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 19011da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 19021da177e4SLinus Torvalds byte_count, scsicmd->underflow); 19031da177e4SLinus Torvalds } 19041da177e4SLinus Torvalds } 19051da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 19061da177e4SLinus Torvalds dma_addr_t addr; 19071da177e4SLinus Torvalds addr = pci_map_single(dev->pdev, 19081da177e4SLinus Torvalds scsicmd->request_buffer, 19091da177e4SLinus Torvalds scsicmd->request_bufflen, 19101da177e4SLinus Torvalds scsicmd->sc_data_direction); 19111da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 19121da177e4SLinus Torvalds psg->sg[0].addr = cpu_to_le32(addr); 19131da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 19141da177e4SLinus Torvalds scsicmd->SCp.dma_handle = addr; 19151da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 19161da177e4SLinus Torvalds } 19171da177e4SLinus Torvalds return byte_count; 19181da177e4SLinus Torvalds } 19191da177e4SLinus Torvalds 19201da177e4SLinus Torvalds 19211da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 19221da177e4SLinus Torvalds { 19231da177e4SLinus Torvalds struct aac_dev *dev; 19241da177e4SLinus Torvalds unsigned long byte_count = 0; 19251da177e4SLinus Torvalds u64 le_addr; 19261da177e4SLinus Torvalds 19271da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 19281da177e4SLinus Torvalds // Get rid of old data 19291da177e4SLinus Torvalds psg->count = 0; 19301da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 19311da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 19321da177e4SLinus Torvalds psg->sg[0].count = 0; 19331da177e4SLinus Torvalds if (scsicmd->use_sg) { 19341da177e4SLinus Torvalds struct scatterlist *sg; 19351da177e4SLinus Torvalds int i; 19361da177e4SLinus Torvalds int sg_count; 19371da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 19381da177e4SLinus Torvalds 19391da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 19401da177e4SLinus Torvalds scsicmd->sc_data_direction); 19411da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 19421da177e4SLinus Torvalds 19431da177e4SLinus Torvalds byte_count = 0; 19441da177e4SLinus Torvalds 19451da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 19461da177e4SLinus Torvalds le_addr = cpu_to_le64(sg_dma_address(sg)); 19471da177e4SLinus Torvalds psg->sg[i].addr[1] = (u32)(le_addr>>32); 19481da177e4SLinus Torvalds psg->sg[i].addr[0] = (u32)(le_addr & 0xffffffff); 19491da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 19501da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 19511da177e4SLinus Torvalds sg++; 19521da177e4SLinus Torvalds } 19531da177e4SLinus Torvalds /* hba wants the size to be exact */ 19541da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 19551da177e4SLinus Torvalds psg->sg[i-1].count -= (byte_count - scsicmd->request_bufflen); 19561da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 19571da177e4SLinus Torvalds } 19581da177e4SLinus Torvalds /* Check for command underflow */ 19591da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 19601da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 19611da177e4SLinus Torvalds byte_count, scsicmd->underflow); 19621da177e4SLinus Torvalds } 19631da177e4SLinus Torvalds } 19641da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 19651da177e4SLinus Torvalds dma_addr_t addr; 19661da177e4SLinus Torvalds addr = pci_map_single(dev->pdev, 19671da177e4SLinus Torvalds scsicmd->request_buffer, 19681da177e4SLinus Torvalds scsicmd->request_bufflen, 19691da177e4SLinus Torvalds scsicmd->sc_data_direction); 19701da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 19711da177e4SLinus Torvalds le_addr = cpu_to_le64(addr); 19721da177e4SLinus Torvalds psg->sg[0].addr[1] = (u32)(le_addr>>32); 19731da177e4SLinus Torvalds psg->sg[0].addr[0] = (u32)(le_addr & 0xffffffff); 19741da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 19751da177e4SLinus Torvalds scsicmd->SCp.dma_handle = addr; 19761da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 19771da177e4SLinus Torvalds } 19781da177e4SLinus Torvalds return byte_count; 19791da177e4SLinus Torvalds } 19801da177e4SLinus Torvalds 19811da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 19821da177e4SLinus Torvalds 19831da177e4SLinus Torvalds struct aac_srb_status_info { 19841da177e4SLinus Torvalds u32 status; 19851da177e4SLinus Torvalds char *str; 19861da177e4SLinus Torvalds }; 19871da177e4SLinus Torvalds 19881da177e4SLinus Torvalds 19891da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 19901da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 19911da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 19921da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 19931da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 19941da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 19951da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 19961da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 19971da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 19981da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 19991da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 20001da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 20011da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 20021da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 20031da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 20041da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 20051da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 20061da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 20071da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 20081da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 20091da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 20101da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 20111da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 20121da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 20131da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 20141da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 20151da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 20161da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 20171da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 20181da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 20191da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 20201da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 20211da177e4SLinus Torvalds { 0xff, "Unknown Error"} 20221da177e4SLinus Torvalds }; 20231da177e4SLinus Torvalds 20241da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 20251da177e4SLinus Torvalds { 20261da177e4SLinus Torvalds int i; 20271da177e4SLinus Torvalds 20281da177e4SLinus Torvalds for(i=0; i < (sizeof(srb_status_info)/sizeof(struct aac_srb_status_info)); i++ ){ 20291da177e4SLinus Torvalds if(srb_status_info[i].status == status){ 20301da177e4SLinus Torvalds return srb_status_info[i].str; 20311da177e4SLinus Torvalds } 20321da177e4SLinus Torvalds } 20331da177e4SLinus Torvalds 20341da177e4SLinus Torvalds return "Bad Status Code"; 20351da177e4SLinus Torvalds } 20361da177e4SLinus Torvalds 20371da177e4SLinus Torvalds #endif 2038