11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 31da177e4SLinus Torvalds * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 803d44337SMark Haverkamp * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) 91da177e4SLinus Torvalds * 101da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 111da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 121da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 131da177e4SLinus Torvalds * any later version. 141da177e4SLinus Torvalds * 151da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 161da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 171da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 181da177e4SLinus Torvalds * GNU General Public License for more details. 191da177e4SLinus Torvalds * 201da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 211da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 221da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 231da177e4SLinus Torvalds * 241da177e4SLinus Torvalds */ 251da177e4SLinus Torvalds 261da177e4SLinus Torvalds #include <linux/kernel.h> 271da177e4SLinus Torvalds #include <linux/init.h> 281da177e4SLinus Torvalds #include <linux/types.h> 291da177e4SLinus Torvalds #include <linux/pci.h> 301da177e4SLinus Torvalds #include <linux/spinlock.h> 311da177e4SLinus Torvalds #include <linux/slab.h> 321da177e4SLinus Torvalds #include <linux/completion.h> 331da177e4SLinus Torvalds #include <linux/blkdev.h> 34910638aeSMatthias Gehre #include <linux/dma-mapping.h> 351da177e4SLinus Torvalds #include <asm/semaphore.h> 361da177e4SLinus Torvalds #include <asm/uaccess.h> 371da177e4SLinus Torvalds 381da177e4SLinus Torvalds #include <scsi/scsi.h> 391da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 401da177e4SLinus Torvalds #include <scsi/scsi_device.h> 411da177e4SLinus Torvalds #include <scsi/scsi_host.h> 421da177e4SLinus Torvalds 431da177e4SLinus Torvalds #include "aacraid.h" 441da177e4SLinus Torvalds 451da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 461da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 471da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 481da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 491da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 511da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 521da177e4SLinus Torvalds 531da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 541da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 551da177e4SLinus Torvalds 561da177e4SLinus Torvalds /* 571da177e4SLinus Torvalds * Sense codes 581da177e4SLinus Torvalds */ 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 611da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 621da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 631da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 641da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 651da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 661da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 671da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 681da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 691da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 701da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 711da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 721da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 731da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 741da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 751da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 761da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 771da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 781da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 791da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 801da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 811da177e4SLinus Torvalds 821da177e4SLinus Torvalds /* 831da177e4SLinus Torvalds * Additional sense codes 841da177e4SLinus Torvalds */ 851da177e4SLinus Torvalds 861da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 871da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 881da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 891da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 901da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 911da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 921da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 931da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 941da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 951da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 961da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 971da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 981da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 991da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1001da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1011da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1021da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1031da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1041da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1051da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1061da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1071da177e4SLinus Torvalds 1081da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1091da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1101da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1111da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1121da177e4SLinus Torvalds 1131da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1141da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1151da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1161da177e4SLinus Torvalds /* SCSI inquiry data */ 1171da177e4SLinus Torvalds struct inquiry_data { 1181da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1191da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1201da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1211da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1221da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1231da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1241da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1251da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1261da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1271da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1281da177e4SLinus Torvalds }; 1291da177e4SLinus Torvalds 1301da177e4SLinus Torvalds /* 1311da177e4SLinus Torvalds * M O D U L E G L O B A L S 1321da177e4SLinus Torvalds */ 1331da177e4SLinus Torvalds 1341da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); 1351da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); 1360e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); 1371da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 1381da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 1391da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 1401da177e4SLinus Torvalds #endif 1411da177e4SLinus Torvalds 1421da177e4SLinus Torvalds /* 1431da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 1441da177e4SLinus Torvalds */ 1451da177e4SLinus Torvalds 1461da177e4SLinus Torvalds static int nondasd = -1; 1471da177e4SLinus Torvalds static int dacmode = -1; 1481da177e4SLinus Torvalds 1491da177e4SLinus Torvalds static int commit = -1; 150404d9a90SMark Haverkamp int startup_timeout = 180; 151404d9a90SMark Haverkamp int aif_timeout = 120; 1521da177e4SLinus Torvalds 1539a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 1541da177e4SLinus Torvalds MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); 1559a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 1561da177e4SLinus Torvalds MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); 1579a72f976SMark Haverkamp module_param(commit, int, S_IRUGO|S_IWUSR); 1581da177e4SLinus Torvalds MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the adapter for foreign arrays.\nThis is typically needed in systems that do not have a BIOS. 0=off, 1=on"); 159404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 160404d9a90SMark Haverkamp MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for adapter to have it's kernel up and\nrunning. This is typically adjusted for large systems that do not have a BIOS."); 161404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 162404d9a90SMark Haverkamp MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for applications to pick up AIFs before\nderegistering them. This is typically adjusted for heavily burdened systems."); 1631da177e4SLinus Torvalds 1647c00ffa3SMark Haverkamp int numacb = -1; 1657c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1669a72f976SMark Haverkamp MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control blocks (FIB) allocated. Valid values are 512 and down. Default is to use suggestion from Firmware."); 1677c00ffa3SMark Haverkamp 1687c00ffa3SMark Haverkamp int acbsize = -1; 1697c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1709a72f976SMark Haverkamp MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB) size. Valid values are 512, 2048, 4096 and 8192. Default is to use suggestion from Firmware."); 171653ba58dSMark Haverkamp 172e37ee4beSMark Haverkamp int expose_physicals = -1; 173653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 174e37ee4beSMark Haverkamp MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. -1=protect 0=off, 1=on"); 17503d44337SMark Haverkamp 17603d44337SMark Haverkamp 17703d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 17803d44337SMark Haverkamp struct fib *fibptr) { 17903d44337SMark Haverkamp struct scsi_device *device; 18003d44337SMark Haverkamp 18103d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done )) { 18203d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")) 18303d44337SMark Haverkamp ; 18403d44337SMark Haverkamp aac_fib_complete(fibptr); 18503d44337SMark Haverkamp aac_fib_free(fibptr); 18603d44337SMark Haverkamp return 0; 18703d44337SMark Haverkamp } 18803d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 18903d44337SMark Haverkamp device = scsicmd->device; 19003d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 19103d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 19203d44337SMark Haverkamp aac_fib_complete(fibptr); 19303d44337SMark Haverkamp aac_fib_free(fibptr); 19403d44337SMark Haverkamp return 0; 19503d44337SMark Haverkamp } 19603d44337SMark Haverkamp return 1; 19703d44337SMark Haverkamp } 19803d44337SMark Haverkamp 1991da177e4SLinus Torvalds /** 2001da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 2011da177e4SLinus Torvalds * @common: adapter to query 2021da177e4SLinus Torvalds * 2031da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 2041da177e4SLinus Torvalds */ 2058c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 2061da177e4SLinus Torvalds { 2071da177e4SLinus Torvalds int status = 0; 2081da177e4SLinus Torvalds struct fib * fibptr; 2091da177e4SLinus Torvalds 210bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2111da177e4SLinus Torvalds return -ENOMEM; 2121da177e4SLinus Torvalds 213bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2141da177e4SLinus Torvalds { 2151da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 2161da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 2171da177e4SLinus Torvalds 2181da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2191da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 2201da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 2211da177e4SLinus Torvalds } 2221da177e4SLinus Torvalds 223bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2241da177e4SLinus Torvalds fibptr, 2251da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2261da177e4SLinus Torvalds FsaNormal, 2271da177e4SLinus Torvalds 1, 1, 2281da177e4SLinus Torvalds NULL, NULL); 2291da177e4SLinus Torvalds if (status < 0 ) { 2301da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2311da177e4SLinus Torvalds } else { 2321da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2331da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2341da177e4SLinus Torvalds dprintk((KERN_WARNING 2351da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2361da177e4SLinus Torvalds le32_to_cpu(reply->response), 2371da177e4SLinus Torvalds le32_to_cpu(reply->status), 2381da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2391da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2401da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2411da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2421da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2431da177e4SLinus Torvalds status = -EINVAL; 2441da177e4SLinus Torvalds } 2451da177e4SLinus Torvalds } 246bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2471da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2481da177e4SLinus Torvalds if (status >= 0) { 2498c867b25SMark Haverkamp if ((commit == 1) || commit_flag) { 2501da177e4SLinus Torvalds struct aac_commit_config * dinfo; 251bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2521da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2531da177e4SLinus Torvalds 2541da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2551da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2561da177e4SLinus Torvalds 257bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2581da177e4SLinus Torvalds fibptr, 2591da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2601da177e4SLinus Torvalds FsaNormal, 2611da177e4SLinus Torvalds 1, 1, 2621da177e4SLinus Torvalds NULL, NULL); 263bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2641da177e4SLinus Torvalds } else if (commit == 0) { 2651da177e4SLinus Torvalds printk(KERN_WARNING 2661da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2671da177e4SLinus Torvalds } 2681da177e4SLinus Torvalds } 269bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2701da177e4SLinus Torvalds return status; 2711da177e4SLinus Torvalds } 2721da177e4SLinus Torvalds 2731da177e4SLinus Torvalds /** 2741da177e4SLinus Torvalds * aac_get_containers - list containers 2751da177e4SLinus Torvalds * @common: adapter to probe 2761da177e4SLinus Torvalds * 2771da177e4SLinus Torvalds * Make a list of all containers on this controller 2781da177e4SLinus Torvalds */ 2791da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2801da177e4SLinus Torvalds { 2811da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2821da177e4SLinus Torvalds u32 index; 2831da177e4SLinus Torvalds int status = 0; 2841da177e4SLinus Torvalds struct fib * fibptr; 2851da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 2861da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 2871da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2881da177e4SLinus Torvalds 289bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2901da177e4SLinus Torvalds return -ENOMEM; 2911da177e4SLinus Torvalds 292bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2931da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 2941da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2951da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 2961da177e4SLinus Torvalds 297bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2981da177e4SLinus Torvalds fibptr, 2991da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 3001da177e4SLinus Torvalds FsaNormal, 3011da177e4SLinus Torvalds 1, 1, 3021da177e4SLinus Torvalds NULL, NULL); 3031da177e4SLinus Torvalds if (status >= 0) { 3041da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 3051da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 306bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3071da177e4SLinus Torvalds } 308fe76df42SMark Haverkamp aac_fib_free(fibptr); 3091da177e4SLinus Torvalds 3101da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 3111da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 312fe76df42SMark Haverkamp fsa_dev_ptr = kmalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 313fe76df42SMark Haverkamp GFP_KERNEL); 314fe76df42SMark Haverkamp if (!fsa_dev_ptr) 3151da177e4SLinus Torvalds return -ENOMEM; 3161da177e4SLinus Torvalds memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers); 3171da177e4SLinus Torvalds 3181da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3191da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3201da177e4SLinus Torvalds 321fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 3221da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3231da177e4SLinus Torvalds 324fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 3251da177e4SLinus Torvalds 3261da177e4SLinus Torvalds if (status < 0) { 3271da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3281da177e4SLinus Torvalds break; 3291da177e4SLinus Torvalds } 3301da177e4SLinus Torvalds 3311da177e4SLinus Torvalds /* 3321da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3331da177e4SLinus Torvalds */ 334fe76df42SMark Haverkamp if (++index >= status) 3351da177e4SLinus Torvalds break; 3361da177e4SLinus Torvalds } 3371da177e4SLinus Torvalds return status; 3381da177e4SLinus Torvalds } 3391da177e4SLinus Torvalds 3403b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3413b2946ccSMark Haverkamp { 3423b2946ccSMark Haverkamp void *buf; 3433b2946ccSMark Haverkamp unsigned int transfer_len; 3443b2946ccSMark Haverkamp struct scatterlist *sg = scsicmd->request_buffer; 3453b2946ccSMark Haverkamp 3463b2946ccSMark Haverkamp if (scsicmd->use_sg) { 3473b2946ccSMark Haverkamp buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 3483b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 3493b2946ccSMark Haverkamp } else { 3503b2946ccSMark Haverkamp buf = scsicmd->request_buffer; 3513b2946ccSMark Haverkamp transfer_len = min(scsicmd->request_bufflen, len + offset); 3523b2946ccSMark Haverkamp } 35320235f35SSalyzyn, Mark transfer_len -= offset; 35420235f35SSalyzyn, Mark if (buf && transfer_len) 35520235f35SSalyzyn, Mark memcpy(buf + offset, data, transfer_len); 3563b2946ccSMark Haverkamp 3573b2946ccSMark Haverkamp if (scsicmd->use_sg) 3583b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3593b2946ccSMark Haverkamp 3603b2946ccSMark Haverkamp } 3613b2946ccSMark Haverkamp 3621da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3631da177e4SLinus Torvalds { 3641da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3651da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3661da177e4SLinus Torvalds 3671da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3681da177e4SLinus Torvalds 36903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 37003d44337SMark Haverkamp return; 37103d44337SMark Haverkamp 3721da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 373125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 3741da177e4SLinus Torvalds 3751da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3761da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3771da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3781da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3791da177e4SLinus Torvalds char *sp = get_name_reply->data; 3801da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 3811da177e4SLinus Torvalds while (*sp == ' ') 3821da177e4SLinus Torvalds ++sp; 3833b2946ccSMark Haverkamp if (*sp) { 3843b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 3853b2946ccSMark Haverkamp int count = sizeof(d); 3863b2946ccSMark Haverkamp char *dp = d; 3873b2946ccSMark Haverkamp do { 3881da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 3891da177e4SLinus Torvalds } while (--count > 0); 3903b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 3913b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 3921da177e4SLinus Torvalds } 3933b2946ccSMark Haverkamp } 3943b2946ccSMark Haverkamp 3951da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 3961da177e4SLinus Torvalds 397bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 398bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 3998e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4001da177e4SLinus Torvalds } 4011da177e4SLinus Torvalds 4021da177e4SLinus Torvalds /** 4031da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4041da177e4SLinus Torvalds */ 4059e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4061da177e4SLinus Torvalds { 4071da177e4SLinus Torvalds int status; 4081da177e4SLinus Torvalds struct aac_get_name *dinfo; 4091da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4101da177e4SLinus Torvalds struct aac_dev * dev; 4111da177e4SLinus Torvalds 4121da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4131da177e4SLinus Torvalds 414bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4151da177e4SLinus Torvalds return -ENOMEM; 4161da177e4SLinus Torvalds 417bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4181da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4191da177e4SLinus Torvalds 4201da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4211da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4229e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4231da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4241da177e4SLinus Torvalds 425bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4261da177e4SLinus Torvalds cmd_fibcontext, 4271da177e4SLinus Torvalds sizeof (struct aac_get_name), 4281da177e4SLinus Torvalds FsaNormal, 4291da177e4SLinus Torvalds 0, 1, 4301da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4311da177e4SLinus Torvalds (void *) scsicmd); 4321da177e4SLinus Torvalds 4331da177e4SLinus Torvalds /* 4341da177e4SLinus Torvalds * Check that the command queued to the controller 4351da177e4SLinus Torvalds */ 43677d644d4SMark Haverkamp if (status == -EINPROGRESS) { 43777d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4381da177e4SLinus Torvalds return 0; 43977d644d4SMark Haverkamp } 4401da177e4SLinus Torvalds 441bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 442bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 443bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4441da177e4SLinus Torvalds return -1; 4451da177e4SLinus Torvalds } 4461da177e4SLinus Torvalds 447fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 448fe76df42SMark Haverkamp { 449fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 450fe76df42SMark Haverkamp 451fe76df42SMark Haverkamp if (fsa_dev_ptr[scmd_id(scsicmd)].valid) 452fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 453fe76df42SMark Haverkamp 454fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 455fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 456fe76df42SMark Haverkamp return 0; 457fe76df42SMark Haverkamp } 458fe76df42SMark Haverkamp 459fe76df42SMark Haverkamp static int _aac_probe_container2(void * context, struct fib * fibptr) 460fe76df42SMark Haverkamp { 46103d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 462fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 46303d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 46403d44337SMark Haverkamp 46503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 46603d44337SMark Haverkamp return 0; 46703d44337SMark Haverkamp 46803d44337SMark Haverkamp fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 469fe76df42SMark Haverkamp 470fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 471fe76df42SMark Haverkamp if (fsa_dev_ptr) { 472fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 473fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 474fe76df42SMark Haverkamp 475fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 476fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 477fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 478fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 479fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 480fe76df42SMark Haverkamp fsa_dev_ptr->size 481fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 482fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 483fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 484fe76df42SMark Haverkamp } 485fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 486fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 487fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 488fe76df42SMark Haverkamp } 489fe76df42SMark Haverkamp aac_fib_complete(fibptr); 490fe76df42SMark Haverkamp aac_fib_free(fibptr); 491fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 492fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 493fe76df42SMark Haverkamp return (*callback)(scsicmd); 494fe76df42SMark Haverkamp } 495fe76df42SMark Haverkamp 496fe76df42SMark Haverkamp static int _aac_probe_container1(void * context, struct fib * fibptr) 497fe76df42SMark Haverkamp { 498fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 499fe76df42SMark Haverkamp struct aac_mount * dresp; 500fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 501fe76df42SMark Haverkamp int status; 502fe76df42SMark Haverkamp 503fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 504fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 505fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5064def7fa1SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) 507fe76df42SMark Haverkamp return _aac_probe_container2(context, fibptr); 508fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 509fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 510fe76df42SMark Haverkamp 51103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 51203d44337SMark Haverkamp return 0; 51303d44337SMark Haverkamp 514fe76df42SMark Haverkamp aac_fib_init(fibptr); 515fe76df42SMark Haverkamp 516fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 517fe76df42SMark Haverkamp 518fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 519fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 520fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 521fe76df42SMark Haverkamp 522fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 523fe76df42SMark Haverkamp fibptr, 524fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 525fe76df42SMark Haverkamp FsaNormal, 526fe76df42SMark Haverkamp 0, 1, 527fe76df42SMark Haverkamp (fib_callback) _aac_probe_container2, 528fe76df42SMark Haverkamp (void *) scsicmd); 529fe76df42SMark Haverkamp /* 530fe76df42SMark Haverkamp * Check that the command queued to the controller 531fe76df42SMark Haverkamp */ 532fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 533fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 534fe76df42SMark Haverkamp return 0; 535fe76df42SMark Haverkamp } 536fe76df42SMark Haverkamp if (status < 0) { 537fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 538fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 539fe76df42SMark Haverkamp return _aac_probe_container2(context, fibptr); 540fe76df42SMark Haverkamp } 541fe76df42SMark Haverkamp return 0; 542fe76df42SMark Haverkamp } 543fe76df42SMark Haverkamp 544fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 545fe76df42SMark Haverkamp { 546fe76df42SMark Haverkamp struct fib * fibptr; 547fe76df42SMark Haverkamp int status = -ENOMEM; 548fe76df42SMark Haverkamp 549fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 550fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 551fe76df42SMark Haverkamp 552fe76df42SMark Haverkamp aac_fib_init(fibptr); 553fe76df42SMark Haverkamp 554fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 555fe76df42SMark Haverkamp 556fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 557fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 558fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 559fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 560fe76df42SMark Haverkamp 561fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 562fe76df42SMark Haverkamp fibptr, 563fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 564fe76df42SMark Haverkamp FsaNormal, 565fe76df42SMark Haverkamp 0, 1, 566fe76df42SMark Haverkamp (fib_callback) _aac_probe_container1, 567fe76df42SMark Haverkamp (void *) scsicmd); 568fe76df42SMark Haverkamp /* 569fe76df42SMark Haverkamp * Check that the command queued to the controller 570fe76df42SMark Haverkamp */ 571fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 572fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 573fe76df42SMark Haverkamp return 0; 574fe76df42SMark Haverkamp } 575fe76df42SMark Haverkamp if (status < 0) { 576fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 577fe76df42SMark Haverkamp aac_fib_complete(fibptr); 578fe76df42SMark Haverkamp aac_fib_free(fibptr); 579fe76df42SMark Haverkamp } 580fe76df42SMark Haverkamp } 581fe76df42SMark Haverkamp if (status < 0) { 582fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 583fe76df42SMark Haverkamp if (fsa_dev_ptr) { 584fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 585fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 586fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 587fe76df42SMark Haverkamp return (*callback)(scsicmd); 588fe76df42SMark Haverkamp } 589fe76df42SMark Haverkamp } 590fe76df42SMark Haverkamp } 591fe76df42SMark Haverkamp return status; 592fe76df42SMark Haverkamp } 593fe76df42SMark Haverkamp 5941da177e4SLinus Torvalds /** 595bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 5961da177e4SLinus Torvalds * @dev: device to query 5971da177e4SLinus Torvalds * @cid: container identifier 5981da177e4SLinus Torvalds * 5991da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6001da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6011da177e4SLinus Torvalds */ 602fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 603fe76df42SMark Haverkamp { 604fe76df42SMark Haverkamp scsicmd->device = NULL; 605fe76df42SMark Haverkamp return 0; 606fe76df42SMark Haverkamp } 6071da177e4SLinus Torvalds 608bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6091da177e4SLinus Torvalds { 610fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 611fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6121da177e4SLinus Torvalds int status; 6131da177e4SLinus Torvalds 614fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 615fe76df42SMark Haverkamp kfree(scsicmd); 616fe76df42SMark Haverkamp kfree(scsidev); 61790ee3466SMark Haverkamp return -ENOMEM; 6181da177e4SLinus Torvalds } 619fe76df42SMark Haverkamp scsicmd->list.next = NULL; 620fe76df42SMark Haverkamp scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))_aac_probe_container1; 6211da177e4SLinus Torvalds 622fe76df42SMark Haverkamp scsicmd->device = scsidev; 623fe76df42SMark Haverkamp scsidev->sdev_state = 0; 624fe76df42SMark Haverkamp scsidev->id = cid; 625fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6261da177e4SLinus Torvalds 627fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 628fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 629fe76df42SMark Haverkamp schedule(); 630802ae2f0SSalyzyn, Mark kfree(scsidev); 631fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 632fe76df42SMark Haverkamp kfree(scsicmd); 6331da177e4SLinus Torvalds return status; 6341da177e4SLinus Torvalds } 6351da177e4SLinus Torvalds 6361da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6371da177e4SLinus Torvalds struct scsi_inq { 6381da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6391da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6401da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6411da177e4SLinus Torvalds }; 6421da177e4SLinus Torvalds 6431da177e4SLinus Torvalds /** 6441da177e4SLinus Torvalds * InqStrCopy - string merge 6451da177e4SLinus Torvalds * @a: string to copy from 6461da177e4SLinus Torvalds * @b: string to copy to 6471da177e4SLinus Torvalds * 6481da177e4SLinus Torvalds * Copy a String from one location to another 6491da177e4SLinus Torvalds * without copying \0 6501da177e4SLinus Torvalds */ 6511da177e4SLinus Torvalds 6521da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 6531da177e4SLinus Torvalds { 6541da177e4SLinus Torvalds 6551da177e4SLinus Torvalds while(*a != (char)0) 6561da177e4SLinus Torvalds *b++ = *a++; 6571da177e4SLinus Torvalds } 6581da177e4SLinus Torvalds 6591da177e4SLinus Torvalds static char *container_types[] = { 6601da177e4SLinus Torvalds "None", 6611da177e4SLinus Torvalds "Volume", 6621da177e4SLinus Torvalds "Mirror", 6631da177e4SLinus Torvalds "Stripe", 6641da177e4SLinus Torvalds "RAID5", 6651da177e4SLinus Torvalds "SSRW", 6661da177e4SLinus Torvalds "SSRO", 6671da177e4SLinus Torvalds "Morph", 6681da177e4SLinus Torvalds "Legacy", 6691da177e4SLinus Torvalds "RAID4", 6701da177e4SLinus Torvalds "RAID10", 6711da177e4SLinus Torvalds "RAID00", 6721da177e4SLinus Torvalds "V-MIRRORS", 6731da177e4SLinus Torvalds "PSEUDO R4", 6741da177e4SLinus Torvalds "RAID50", 67584971738SMark Haverkamp "RAID5D", 67684971738SMark Haverkamp "RAID5D0", 67784971738SMark Haverkamp "RAID1E", 67884971738SMark Haverkamp "RAID6", 67984971738SMark Haverkamp "RAID60", 6801da177e4SLinus Torvalds "Unknown" 6811da177e4SLinus Torvalds }; 6821da177e4SLinus Torvalds 6831da177e4SLinus Torvalds 6841da177e4SLinus Torvalds 6851da177e4SLinus Torvalds /* Function: setinqstr 6861da177e4SLinus Torvalds * 6871da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6881da177e4SLinus Torvalds * 6891da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6901da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6911da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6921da177e4SLinus Torvalds */ 6931da177e4SLinus Torvalds 694794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 6951da177e4SLinus Torvalds { 6961da177e4SLinus Torvalds struct scsi_inq *str; 6971da177e4SLinus Torvalds 6981da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 699794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 700794d0601SMark Haverkamp 701794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 702794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 703794d0601SMark Haverkamp int c = sizeof(str->vid); 704794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 705794d0601SMark Haverkamp ++cp; 706794d0601SMark Haverkamp c = *cp; 707794d0601SMark Haverkamp *cp = '\0'; 708794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 709794d0601SMark Haverkamp str->vid); 710794d0601SMark Haverkamp *cp = c; 711794d0601SMark Haverkamp while (*cp && *cp != ' ') 712794d0601SMark Haverkamp ++cp; 713794d0601SMark Haverkamp while (*cp == ' ') 714794d0601SMark Haverkamp ++cp; 715794d0601SMark Haverkamp /* last six chars reserved for vol type */ 716794d0601SMark Haverkamp c = 0; 717794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 718794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 719794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 720794d0601SMark Haverkamp } 721794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 722794d0601SMark Haverkamp if (c) 723794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 724794d0601SMark Haverkamp } else { 725794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7261da177e4SLinus Torvalds 7271da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 728794d0601SMark Haverkamp /* last six chars reserved for vol type */ 729794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 730794d0601SMark Haverkamp } 7311da177e4SLinus Torvalds 7326391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7331da177e4SLinus Torvalds char *findit = str->pid; 7341da177e4SLinus Torvalds 7351da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 7361da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 7371da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 7381da177e4SLinus Torvalds *(findit -= 4) = ' '; 739794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 740794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 7411da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 7421da177e4SLinus Torvalds } 7431da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 7441da177e4SLinus Torvalds } 7451da177e4SLinus Torvalds 7464833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 7471da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 7481da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 7491da177e4SLinus Torvalds u32 residue) 7501da177e4SLinus Torvalds { 7511da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 7521da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 7531da177e4SLinus Torvalds 7541da177e4SLinus Torvalds if (incorrect_length) { 7551da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 7561da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 7571da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 7581da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 7591da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 7601da177e4SLinus Torvalds } else 7611da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 7621da177e4SLinus Torvalds 7631da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 7641da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 7651da177e4SLinus Torvalds else 7661da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 7671da177e4SLinus Torvalds 7681da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 7691da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 7701da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 7711da177e4SLinus Torvalds sense_buf[15] = 0; 7721da177e4SLinus Torvalds 7731da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 7741da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 7751da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 7761da177e4SLinus Torvalds 7771da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 7781da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 7791da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 7801da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 7811da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 7821da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 7831da177e4SLinus Torvalds } 7841da177e4SLinus Torvalds } 7851da177e4SLinus Torvalds 786e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 787e8f32de5SMark Haverkamp { 788e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 789e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 790e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 791e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 792e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 793e8f32de5SMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 794e8f32de5SMark Haverkamp HARDWARE_ERROR, 795e8f32de5SMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 796e8f32de5SMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 797e8f32de5SMark Haverkamp 0, 0); 798e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 799e8f32de5SMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(cmd->sense_buffer)) 800e8f32de5SMark Haverkamp ? sizeof(cmd->sense_buffer) 801e8f32de5SMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 802e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 803e8f32de5SMark Haverkamp return 1; 804e8f32de5SMark Haverkamp } 805e8f32de5SMark Haverkamp return 0; 806e8f32de5SMark Haverkamp } 807e8f32de5SMark Haverkamp 808e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 809e8f32de5SMark Haverkamp { 810e8f32de5SMark Haverkamp return 0; 811e8f32de5SMark Haverkamp } 812e8f32de5SMark Haverkamp 813e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 814e8f32de5SMark Haverkamp 815e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 816e8f32de5SMark Haverkamp { 817e8f32de5SMark Haverkamp u16 fibsize; 818e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 819e8f32de5SMark Haverkamp aac_fib_init(fib); 820e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 821e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 822e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 823e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 824e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 825e8f32de5SMark Haverkamp readcmd->flags = cpu_to_le16(1); 826e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 827e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 828e8f32de5SMark Haverkamp 829e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 830e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 831e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 832e8f32de5SMark Haverkamp /* 833e8f32de5SMark Haverkamp * Now send the Fib to the adapter 834e8f32de5SMark Haverkamp */ 835e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 836e8f32de5SMark Haverkamp fib, 837e8f32de5SMark Haverkamp fibsize, 838e8f32de5SMark Haverkamp FsaNormal, 839e8f32de5SMark Haverkamp 0, 1, 840e8f32de5SMark Haverkamp (fib_callback) io_callback, 841e8f32de5SMark Haverkamp (void *) cmd); 842e8f32de5SMark Haverkamp } 843e8f32de5SMark Haverkamp 844e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 845e8f32de5SMark Haverkamp { 846e8f32de5SMark Haverkamp u16 fibsize; 847e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 848e8f32de5SMark Haverkamp aac_fib_init(fib); 849e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 850e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 851e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 852e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 853e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 854e8f32de5SMark Haverkamp readcmd->pad = 0; 855e8f32de5SMark Haverkamp readcmd->flags = 0; 856e8f32de5SMark Haverkamp 857e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 858e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 859e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 860e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 861e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 862e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 863e8f32de5SMark Haverkamp /* 864e8f32de5SMark Haverkamp * Now send the Fib to the adapter 865e8f32de5SMark Haverkamp */ 866e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 867e8f32de5SMark Haverkamp fib, 868e8f32de5SMark Haverkamp fibsize, 869e8f32de5SMark Haverkamp FsaNormal, 870e8f32de5SMark Haverkamp 0, 1, 871e8f32de5SMark Haverkamp (fib_callback) io_callback, 872e8f32de5SMark Haverkamp (void *) cmd); 873e8f32de5SMark Haverkamp } 874e8f32de5SMark Haverkamp 875e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 876e8f32de5SMark Haverkamp { 877e8f32de5SMark Haverkamp u16 fibsize; 878e8f32de5SMark Haverkamp struct aac_read *readcmd; 879e8f32de5SMark Haverkamp aac_fib_init(fib); 880e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 881e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 882e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 883e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 884e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 885e8f32de5SMark Haverkamp 886e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 887e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 888e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 889e8f32de5SMark Haverkamp sizeof (struct sgentry)); 890e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 891e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 892e8f32de5SMark Haverkamp /* 893e8f32de5SMark Haverkamp * Now send the Fib to the adapter 894e8f32de5SMark Haverkamp */ 895e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 896e8f32de5SMark Haverkamp fib, 897e8f32de5SMark Haverkamp fibsize, 898e8f32de5SMark Haverkamp FsaNormal, 899e8f32de5SMark Haverkamp 0, 1, 900e8f32de5SMark Haverkamp (fib_callback) io_callback, 901e8f32de5SMark Haverkamp (void *) cmd); 902e8f32de5SMark Haverkamp } 903e8f32de5SMark Haverkamp 904e8f32de5SMark Haverkamp static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 905e8f32de5SMark Haverkamp { 906e8f32de5SMark Haverkamp u16 fibsize; 907e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 908e8f32de5SMark Haverkamp aac_fib_init(fib); 909e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 910e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 911e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 912e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 913e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 914e8f32de5SMark Haverkamp writecmd->flags = 0; 915e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 916e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 917e8f32de5SMark Haverkamp 918e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 919e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 920e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 921e8f32de5SMark Haverkamp /* 922e8f32de5SMark Haverkamp * Now send the Fib to the adapter 923e8f32de5SMark Haverkamp */ 924e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 925e8f32de5SMark Haverkamp fib, 926e8f32de5SMark Haverkamp fibsize, 927e8f32de5SMark Haverkamp FsaNormal, 928e8f32de5SMark Haverkamp 0, 1, 929e8f32de5SMark Haverkamp (fib_callback) io_callback, 930e8f32de5SMark Haverkamp (void *) cmd); 931e8f32de5SMark Haverkamp } 932e8f32de5SMark Haverkamp 933e8f32de5SMark Haverkamp static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 934e8f32de5SMark Haverkamp { 935e8f32de5SMark Haverkamp u16 fibsize; 936e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 937e8f32de5SMark Haverkamp aac_fib_init(fib); 938e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 939e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 940e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 941e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 942e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 943e8f32de5SMark Haverkamp writecmd->pad = 0; 944e8f32de5SMark Haverkamp writecmd->flags = 0; 945e8f32de5SMark Haverkamp 946e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 947e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 948e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 949e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 950e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 951e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 952e8f32de5SMark Haverkamp /* 953e8f32de5SMark Haverkamp * Now send the Fib to the adapter 954e8f32de5SMark Haverkamp */ 955e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 956e8f32de5SMark Haverkamp fib, 957e8f32de5SMark Haverkamp fibsize, 958e8f32de5SMark Haverkamp FsaNormal, 959e8f32de5SMark Haverkamp 0, 1, 960e8f32de5SMark Haverkamp (fib_callback) io_callback, 961e8f32de5SMark Haverkamp (void *) cmd); 962e8f32de5SMark Haverkamp } 963e8f32de5SMark Haverkamp 964e8f32de5SMark Haverkamp static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 965e8f32de5SMark Haverkamp { 966e8f32de5SMark Haverkamp u16 fibsize; 967e8f32de5SMark Haverkamp struct aac_write *writecmd; 968e8f32de5SMark Haverkamp aac_fib_init(fib); 969e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 970e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 971e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 972e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 973e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 974e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 975e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 976e8f32de5SMark Haverkamp 977e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 978e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 979e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 980e8f32de5SMark Haverkamp sizeof (struct sgentry)); 981e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 982e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 983e8f32de5SMark Haverkamp /* 984e8f32de5SMark Haverkamp * Now send the Fib to the adapter 985e8f32de5SMark Haverkamp */ 986e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 987e8f32de5SMark Haverkamp fib, 988e8f32de5SMark Haverkamp fibsize, 989e8f32de5SMark Haverkamp FsaNormal, 990e8f32de5SMark Haverkamp 0, 1, 991e8f32de5SMark Haverkamp (fib_callback) io_callback, 992e8f32de5SMark Haverkamp (void *) cmd); 993e8f32de5SMark Haverkamp } 994e8f32de5SMark Haverkamp 995e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 996e8f32de5SMark Haverkamp { 997e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 998e8f32de5SMark Haverkamp u32 flag; 999e8f32de5SMark Haverkamp u32 timeout; 1000e8f32de5SMark Haverkamp 1001e8f32de5SMark Haverkamp aac_fib_init(fib); 1002e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1003e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1004e8f32de5SMark Haverkamp flag = SRB_DataOut; 1005e8f32de5SMark Haverkamp break; 1006e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1007e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1008e8f32de5SMark Haverkamp break; 1009e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1010e8f32de5SMark Haverkamp flag = SRB_DataIn; 1011e8f32de5SMark Haverkamp break; 1012e8f32de5SMark Haverkamp case DMA_NONE: 1013e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1014e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1015e8f32de5SMark Haverkamp break; 1016e8f32de5SMark Haverkamp } 1017e8f32de5SMark Haverkamp 1018e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1019e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1020e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1021e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1022e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1023e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1024e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1025e8f32de5SMark Haverkamp if (timeout == 0) 1026e8f32de5SMark Haverkamp timeout = 1; 1027e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1028e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1029e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1030e8f32de5SMark Haverkamp return srbcmd; 1031e8f32de5SMark Haverkamp } 1032e8f32de5SMark Haverkamp 1033e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1034e8f32de5SMark Haverkamp 1035e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1036e8f32de5SMark Haverkamp { 1037e8f32de5SMark Haverkamp u16 fibsize; 1038e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1039e8f32de5SMark Haverkamp 1040e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1041e8f32de5SMark Haverkamp srbcmd->count = cpu_to_le32(cmd->request_bufflen); 1042e8f32de5SMark Haverkamp 1043e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1044e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1045e8f32de5SMark Haverkamp /* 1046e8f32de5SMark Haverkamp * Build Scatter/Gather list 1047e8f32de5SMark Haverkamp */ 1048e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1049e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1050e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1051e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1052e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1053e8f32de5SMark Haverkamp 1054e8f32de5SMark Haverkamp /* 1055e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1056e8f32de5SMark Haverkamp */ 1057e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1058e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1059e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1060e8f32de5SMark Haverkamp (void *) cmd); 1061e8f32de5SMark Haverkamp } 1062e8f32de5SMark Haverkamp 1063e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1064e8f32de5SMark Haverkamp { 1065e8f32de5SMark Haverkamp u16 fibsize; 1066e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1067e8f32de5SMark Haverkamp 1068e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1069e8f32de5SMark Haverkamp srbcmd->count = cpu_to_le32(cmd->request_bufflen); 1070e8f32de5SMark Haverkamp 1071e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1072e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1073e8f32de5SMark Haverkamp /* 1074e8f32de5SMark Haverkamp * Build Scatter/Gather list 1075e8f32de5SMark Haverkamp */ 1076e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1077e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1078e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1079e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1080e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1081e8f32de5SMark Haverkamp 1082e8f32de5SMark Haverkamp /* 1083e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1084e8f32de5SMark Haverkamp */ 1085e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1086e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1087e8f32de5SMark Haverkamp } 1088e8f32de5SMark Haverkamp 10891da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 10901da177e4SLinus Torvalds { 10911da177e4SLinus Torvalds struct fib* fibptr; 10921da177e4SLinus Torvalds int rcode; 10931da177e4SLinus Torvalds u32 tmp; 10947c00ffa3SMark Haverkamp struct aac_adapter_info *info; 109584971738SMark Haverkamp struct aac_bus_info *command; 109684971738SMark Haverkamp struct aac_bus_info_response *bus_info; 10977c00ffa3SMark Haverkamp 1098bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 10991da177e4SLinus Torvalds return -ENOMEM; 11001da177e4SLinus Torvalds 1101bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11021da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 11037c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11041da177e4SLinus Torvalds 1105bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 11061da177e4SLinus Torvalds fibptr, 11077c00ffa3SMark Haverkamp sizeof(*info), 11081da177e4SLinus Torvalds FsaNormal, 11099203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 11101da177e4SLinus Torvalds NULL, 11111da177e4SLinus Torvalds NULL); 11121da177e4SLinus Torvalds 11137c00ffa3SMark Haverkamp if (rcode < 0) { 1114bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1115bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 11167c00ffa3SMark Haverkamp return rcode; 11177c00ffa3SMark Haverkamp } 11187c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 11197c00ffa3SMark Haverkamp 11207c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 11217c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 11227c00ffa3SMark Haverkamp 1123bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11247c00ffa3SMark Haverkamp 11257c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 11267c00ffa3SMark Haverkamp 11277c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11287c00ffa3SMark Haverkamp 1129bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 11307c00ffa3SMark Haverkamp fibptr, 11317c00ffa3SMark Haverkamp sizeof(*info), 11327c00ffa3SMark Haverkamp FsaNormal, 11337c00ffa3SMark Haverkamp 1, 1, 11347c00ffa3SMark Haverkamp NULL, 11357c00ffa3SMark Haverkamp NULL); 11367c00ffa3SMark Haverkamp 11377c00ffa3SMark Haverkamp if (rcode >= 0) 11387c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 11397c00ffa3SMark Haverkamp } 11401da177e4SLinus Torvalds 114184971738SMark Haverkamp 114284971738SMark Haverkamp /* 114384971738SMark Haverkamp * GetBusInfo 114484971738SMark Haverkamp */ 114584971738SMark Haverkamp 1146bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 114784971738SMark Haverkamp 114884971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 114984971738SMark Haverkamp 115084971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 115184971738SMark Haverkamp 115284971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 115384971738SMark Haverkamp 115484971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 115584971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 115684971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 115784971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 115884971738SMark Haverkamp 1159bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 116084971738SMark Haverkamp fibptr, 116184971738SMark Haverkamp sizeof (*bus_info), 116284971738SMark Haverkamp FsaNormal, 116384971738SMark Haverkamp 1, 1, 116484971738SMark Haverkamp NULL, NULL); 116584971738SMark Haverkamp 116684971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 116784971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 116884971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 116984971738SMark Haverkamp } 117084971738SMark Haverkamp 11718c867b25SMark Haverkamp if (!dev->in_reset) { 11721da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 11737c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 11741da177e4SLinus Torvalds dev->name, 11751da177e4SLinus Torvalds dev->id, 11761da177e4SLinus Torvalds tmp>>24, 11771da177e4SLinus Torvalds (tmp>>16)&0xff, 11781da177e4SLinus Torvalds tmp&0xff, 11797c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 11807c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 11817c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 11821da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 11831da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 11841da177e4SLinus Torvalds dev->name, dev->id, 11851da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11861da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 11871da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 11881da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 11891da177e4SLinus Torvalds dev->name, dev->id, 11901da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11911da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 11921da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 11931da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 11941da177e4SLinus Torvalds dev->name, dev->id, 11951da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 1196a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1197a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1198a45c863fSSalyzyn, Mark dev->name, dev->id, 1199a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1200a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1201a45c863fSSalyzyn, Mark } 12028c867b25SMark Haverkamp } 12031da177e4SLinus Torvalds 12041da177e4SLinus Torvalds dev->nondasd_support = 0; 12051da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 12061da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 12071da177e4SLinus Torvalds dev->nondasd_support = 1; 12081da177e4SLinus Torvalds } 12091da177e4SLinus Torvalds 12101da177e4SLinus Torvalds /* 12111da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 12121da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 12131da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 12141da177e4SLinus Torvalds * additional changes changes will have to be made to support 12151da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 12161da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 12171da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 12181da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 12191da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 12201da177e4SLinus Torvalds */ 12211da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 12221da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 12231da177e4SLinus Torvalds dev->nondasd_support = 1; 12241da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 12251da177e4SLinus Torvalds } 12261da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 12271da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 12281da177e4SLinus Torvalds dev->name, dev->id); 12291da177e4SLinus Torvalds 12301da177e4SLinus Torvalds if(nondasd != -1) { 12311da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 12321da177e4SLinus Torvalds } 12331da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 12341da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 12351da177e4SLinus Torvalds } 12361da177e4SLinus Torvalds 12371da177e4SLinus Torvalds dev->dac_support = 0; 12381da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 12391da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 12401da177e4SLinus Torvalds dev->dac_support = 1; 12411da177e4SLinus Torvalds } 12421da177e4SLinus Torvalds 12431da177e4SLinus Torvalds if(dacmode != -1) { 12441da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 12451da177e4SLinus Torvalds } 12461da177e4SLinus Torvalds if(dev->dac_support != 0) { 124771e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 124871e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 12491da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 12501da177e4SLinus Torvalds dev->name, dev->id); 125171e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 125271e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 12531da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 12541da177e4SLinus Torvalds dev->name, dev->id); 12551da177e4SLinus Torvalds dev->dac_support = 0; 12561da177e4SLinus Torvalds } else { 12571da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 12581da177e4SLinus Torvalds dev->name, dev->id); 12591da177e4SLinus Torvalds rcode = -ENOMEM; 12601da177e4SLinus Torvalds } 12611da177e4SLinus Torvalds } 12627c00ffa3SMark Haverkamp /* 1263e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1264e8f32de5SMark Haverkamp * interface. 12657c00ffa3SMark Haverkamp */ 1266e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 1267e8f32de5SMark Haverkamp ? aac_scsi_64 1268e8f32de5SMark Haverkamp : aac_scsi_32; 1269e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1270e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1271e8f32de5SMark Haverkamp ? aac_bounds_64 1272e8f32de5SMark Haverkamp : aac_bounds_32; 1273e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1274e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1275e8f32de5SMark Haverkamp } else { 1276e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 12777c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 12787c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 127963a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 128063a70eeaSMark Haverkamp sizeof(struct sgentry); 12817c00ffa3SMark Haverkamp if (dev->dac_support) { 1282e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1283e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 12847c00ffa3SMark Haverkamp /* 12857c00ffa3SMark Haverkamp * 38 scatter gather elements 12867c00ffa3SMark Haverkamp */ 12877c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 12887c00ffa3SMark Haverkamp (dev->max_fib_size - 12897c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 12907c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 129163a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 129263a70eeaSMark Haverkamp sizeof(struct sgentry64); 1293e8f32de5SMark Haverkamp } else { 1294e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1295e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 12967c00ffa3SMark Haverkamp } 12977c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 12987c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 12997c00ffa3SMark Haverkamp /* 13007c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 13017c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 13027c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 13037c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 13047c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 13057c00ffa3SMark Haverkamp * element. 13067c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 13077c00ffa3SMark Haverkamp */ 13087c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 13097c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 13107c00ffa3SMark Haverkamp } 13110e68c003SMark Haverkamp } 13121da177e4SLinus Torvalds 1313bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1314bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13151da177e4SLinus Torvalds 13161da177e4SLinus Torvalds return rcode; 13171da177e4SLinus Torvalds } 13181da177e4SLinus Torvalds 13191da177e4SLinus Torvalds 1320e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 13211da177e4SLinus Torvalds { 13221da177e4SLinus Torvalds struct aac_dev *dev; 13231da177e4SLinus Torvalds struct aac_read_reply *readreply; 13241da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 13251da177e4SLinus Torvalds u32 cid; 13261da177e4SLinus Torvalds 13271da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 13281da177e4SLinus Torvalds 132903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 133003d44337SMark Haverkamp return; 133103d44337SMark Haverkamp 13321da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1333e5718774SMark Haverkamp cid = scmd_id(scsicmd); 13341da177e4SLinus Torvalds 13357a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 13367a8cf29dSMark Haverkamp u64 lba; 13377a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 13387a8cf29dSMark Haverkamp case WRITE_6: 13397a8cf29dSMark Haverkamp case READ_6: 13407a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 13417a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 13427a8cf29dSMark Haverkamp break; 13437a8cf29dSMark Haverkamp case WRITE_16: 13447a8cf29dSMark Haverkamp case READ_16: 13457a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 13467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 13477a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 13487a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 13497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 13507a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 13517a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 13527a8cf29dSMark Haverkamp break; 13537a8cf29dSMark Haverkamp case WRITE_12: 13547a8cf29dSMark Haverkamp case READ_12: 13557a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13567a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13577a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13587a8cf29dSMark Haverkamp break; 13597a8cf29dSMark Haverkamp default: 13607a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13617a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13627a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13637a8cf29dSMark Haverkamp break; 13647a8cf29dSMark Haverkamp } 13657a8cf29dSMark Haverkamp printk(KERN_DEBUG 13667a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 13677a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 13687a8cf29dSMark Haverkamp } 13691da177e4SLinus Torvalds 1370125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 13711da177e4SLinus Torvalds 13721da177e4SLinus Torvalds if(scsicmd->use_sg) 13731da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 13745d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 13751da177e4SLinus Torvalds scsicmd->use_sg, 13761da177e4SLinus Torvalds scsicmd->sc_data_direction); 13771da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 13781da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 13791da177e4SLinus Torvalds scsicmd->request_bufflen, 13801da177e4SLinus Torvalds scsicmd->sc_data_direction); 13811da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 13821da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 13831da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13841da177e4SLinus Torvalds else { 13857c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1386e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 13871da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 13887c00ffa3SMark Haverkamp #endif 13891da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13901da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 13911da177e4SLinus Torvalds HARDWARE_ERROR, 13921da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13931da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13941da177e4SLinus Torvalds 0, 0); 13951da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13961da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 13971da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 13981da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 13991da177e4SLinus Torvalds } 1400bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1401bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 14021da177e4SLinus Torvalds 14038e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 14041da177e4SLinus Torvalds } 14051da177e4SLinus Torvalds 14069e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 14071da177e4SLinus Torvalds { 14087a8cf29dSMark Haverkamp u64 lba; 14091da177e4SLinus Torvalds u32 count; 14101da177e4SLinus Torvalds int status; 14111da177e4SLinus Torvalds struct aac_dev *dev; 14121da177e4SLinus Torvalds struct fib * cmd_fibcontext; 14131da177e4SLinus Torvalds 14141da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 14151da177e4SLinus Torvalds /* 14161da177e4SLinus Torvalds * Get block address and transfer length 14171da177e4SLinus Torvalds */ 14187a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14197a8cf29dSMark Haverkamp case READ_6: 14209e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 14211da177e4SLinus Torvalds 14227a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14237a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14241da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 14251da177e4SLinus Torvalds 14261da177e4SLinus Torvalds if (count == 0) 14271da177e4SLinus Torvalds count = 256; 14287a8cf29dSMark Haverkamp break; 14297a8cf29dSMark Haverkamp case READ_16: 14309e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 14317a8cf29dSMark Haverkamp 14327a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14377a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14387a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14397a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 14407a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 14417a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 14427a8cf29dSMark Haverkamp break; 14437a8cf29dSMark Haverkamp case READ_12: 14449e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 14457a8cf29dSMark Haverkamp 14467a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14477a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14487a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14497a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 14507a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14517a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14527a8cf29dSMark Haverkamp break; 14537a8cf29dSMark Haverkamp default: 14549e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 14551da177e4SLinus Torvalds 14567a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14577a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14587a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14591da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 14607a8cf29dSMark Haverkamp break; 14611da177e4SLinus Torvalds } 14627a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 14637c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1464e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 14657a8cf29dSMark Haverkamp return 0; 14661da177e4SLinus Torvalds /* 14671da177e4SLinus Torvalds * Alocate and initialize a Fib 14681da177e4SLinus Torvalds */ 1469bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 14701da177e4SLinus Torvalds return -1; 14711da177e4SLinus Torvalds } 14721da177e4SLinus Torvalds 1473e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 14741da177e4SLinus Torvalds 14751da177e4SLinus Torvalds /* 14761da177e4SLinus Torvalds * Check that the command queued to the controller 14771da177e4SLinus Torvalds */ 147877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 147977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14801da177e4SLinus Torvalds return 0; 148177d644d4SMark Haverkamp } 14821da177e4SLinus Torvalds 1483bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 14841da177e4SLinus Torvalds /* 14851da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 14861da177e4SLinus Torvalds */ 14871da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 14888e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1489bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1490bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 14911da177e4SLinus Torvalds return 0; 14921da177e4SLinus Torvalds } 14931da177e4SLinus Torvalds 14949e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 14951da177e4SLinus Torvalds { 14967a8cf29dSMark Haverkamp u64 lba; 14971da177e4SLinus Torvalds u32 count; 14981da177e4SLinus Torvalds int status; 14991da177e4SLinus Torvalds struct aac_dev *dev; 15001da177e4SLinus Torvalds struct fib * cmd_fibcontext; 15011da177e4SLinus Torvalds 15021da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15031da177e4SLinus Torvalds /* 15041da177e4SLinus Torvalds * Get block address and transfer length 15051da177e4SLinus Torvalds */ 15061da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 15071da177e4SLinus Torvalds { 15081da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15091da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15101da177e4SLinus Torvalds if (count == 0) 15111da177e4SLinus Torvalds count = 256; 15127a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 15139e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 15147a8cf29dSMark Haverkamp 15157a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15167a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15177a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15187a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15197a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15207a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15217a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15227a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 15237a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15247a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 15259e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 15267a8cf29dSMark Haverkamp 15277a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 15287a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15297a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 15307a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15311da177e4SLinus Torvalds } else { 15329e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 15337a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15341da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 15351da177e4SLinus Torvalds } 15367a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 15371da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1538e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15397a8cf29dSMark Haverkamp return 0; 15401da177e4SLinus Torvalds /* 15411da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 15421da177e4SLinus Torvalds */ 1543bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 15441da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 15458e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15461da177e4SLinus Torvalds return 0; 15471da177e4SLinus Torvalds } 15481da177e4SLinus Torvalds 1549e8f32de5SMark Haverkamp status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count); 15501da177e4SLinus Torvalds 15511da177e4SLinus Torvalds /* 15521da177e4SLinus Torvalds * Check that the command queued to the controller 15531da177e4SLinus Torvalds */ 155477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 155577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 15561da177e4SLinus Torvalds return 0; 15571da177e4SLinus Torvalds } 15581da177e4SLinus Torvalds 1559bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 15601da177e4SLinus Torvalds /* 15611da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 15621da177e4SLinus Torvalds */ 15631da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 15648e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15651da177e4SLinus Torvalds 1566bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1567bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 15681da177e4SLinus Torvalds return 0; 15691da177e4SLinus Torvalds } 15701da177e4SLinus Torvalds 15711da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 15721da177e4SLinus Torvalds { 15731da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 15741da177e4SLinus Torvalds struct scsi_cmnd *cmd; 15751da177e4SLinus Torvalds 15761da177e4SLinus Torvalds cmd = context; 15771da177e4SLinus Torvalds 157803d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 157903d44337SMark Haverkamp return; 158003d44337SMark Haverkamp 15811da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 15821da177e4SLinus Torvalds smp_processor_id(), jiffies)); 15831da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 15841da177e4SLinus Torvalds 15851da177e4SLinus Torvalds 15861da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 15871da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 15881da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 15891da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15901da177e4SLinus Torvalds else { 15911da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 15921da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 1593e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 15941da177e4SLinus Torvalds printk(KERN_WARNING 15951da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 15961da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 15971da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 15981da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15991da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 16001da177e4SLinus Torvalds HARDWARE_ERROR, 16011da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 16021da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 16031da177e4SLinus Torvalds 0, 0); 16041da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 16051da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 16061da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 16071da177e4SLinus Torvalds } 16081da177e4SLinus Torvalds 1609bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1610bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 16118e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 16121da177e4SLinus Torvalds } 16131da177e4SLinus Torvalds 16149e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 16151da177e4SLinus Torvalds { 16161da177e4SLinus Torvalds int status; 16171da177e4SLinus Torvalds struct fib *cmd_fibcontext; 16181da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 16191da177e4SLinus Torvalds struct scsi_cmnd *cmd; 16201da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 16211da177e4SLinus Torvalds int active = 0; 162290ee3466SMark Haverkamp struct aac_dev *aac; 16231da177e4SLinus Torvalds unsigned long flags; 16241da177e4SLinus Torvalds 16251da177e4SLinus Torvalds /* 162677d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 162777d644d4SMark Haverkamp * specific target (block). 16281da177e4SLinus Torvalds */ 16291da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 16301da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 163177d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 16321da177e4SLinus Torvalds ++active; 16331da177e4SLinus Torvalds break; 16341da177e4SLinus Torvalds } 16351da177e4SLinus Torvalds 16361da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 16371da177e4SLinus Torvalds 16381da177e4SLinus Torvalds /* 16391da177e4SLinus Torvalds * Yield the processor (requeue for later) 16401da177e4SLinus Torvalds */ 16411da177e4SLinus Torvalds if (active) 16421da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 16431da177e4SLinus Torvalds 164490ee3466SMark Haverkamp aac = (struct aac_dev *)scsicmd->device->host->hostdata; 16458c867b25SMark Haverkamp if (aac->in_reset) 16468c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 16478c867b25SMark Haverkamp 16481da177e4SLinus Torvalds /* 16497c00ffa3SMark Haverkamp * Allocate and initialize a Fib 16501da177e4SLinus Torvalds */ 165190ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 16521da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 16531da177e4SLinus Torvalds 1654bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 16551da177e4SLinus Torvalds 16561da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 16571da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 16581da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 16599e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 16601da177e4SLinus Torvalds synchronizecmd->count = 16611da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 16621da177e4SLinus Torvalds 16631da177e4SLinus Torvalds /* 16641da177e4SLinus Torvalds * Now send the Fib to the adapter 16651da177e4SLinus Torvalds */ 1666bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 16671da177e4SLinus Torvalds cmd_fibcontext, 16681da177e4SLinus Torvalds sizeof(struct aac_synchronize), 16691da177e4SLinus Torvalds FsaNormal, 16701da177e4SLinus Torvalds 0, 1, 16711da177e4SLinus Torvalds (fib_callback)synchronize_callback, 16721da177e4SLinus Torvalds (void *)scsicmd); 16731da177e4SLinus Torvalds 16741da177e4SLinus Torvalds /* 16751da177e4SLinus Torvalds * Check that the command queued to the controller 16761da177e4SLinus Torvalds */ 167777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 167877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16791da177e4SLinus Torvalds return 0; 168077d644d4SMark Haverkamp } 16811da177e4SLinus Torvalds 16821da177e4SLinus Torvalds printk(KERN_WARNING 1683bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1684bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1685bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16861da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 16871da177e4SLinus Torvalds } 16881da177e4SLinus Torvalds 16891da177e4SLinus Torvalds /** 16901da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 16911da177e4SLinus Torvalds * @scsicmd: SCSI command block 16921da177e4SLinus Torvalds * 16931da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 16941da177e4SLinus Torvalds * aacraid firmware. 16951da177e4SLinus Torvalds */ 16961da177e4SLinus Torvalds 16971da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 16981da177e4SLinus Torvalds { 16991da177e4SLinus Torvalds u32 cid = 0; 17001da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 17011da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 17021da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 17031da177e4SLinus Torvalds 170490ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 170590ee3466SMark Haverkamp return -1; 17061da177e4SLinus Torvalds /* 17071da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 17081da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 17091da177e4SLinus Torvalds * itself. 17101da177e4SLinus Torvalds */ 1711422c0d61SJeff Garzik if (scmd_id(scsicmd) != host->this_id) { 1712e5718774SMark Haverkamp if ((scmd_channel(scsicmd) == CONTAINER_CHANNEL)) { 1713e5718774SMark Haverkamp if((scmd_id(scsicmd) >= dev->maximum_num_containers) || 1714e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 17151da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17161da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17171da177e4SLinus Torvalds return 0; 17181da177e4SLinus Torvalds } 1719e5718774SMark Haverkamp cid = scmd_id(scsicmd); 17201da177e4SLinus Torvalds 17211da177e4SLinus Torvalds /* 17221da177e4SLinus Torvalds * If the target container doesn't exist, it may have 17231da177e4SLinus Torvalds * been newly created 17241da177e4SLinus Torvalds */ 17251da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 17261da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17277a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 17287a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 17297a8cf29dSMark Haverkamp !(dev->raw_io_64) || 17307a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 17317a8cf29dSMark Haverkamp break; 17321da177e4SLinus Torvalds case INQUIRY: 17331da177e4SLinus Torvalds case READ_CAPACITY: 17341da177e4SLinus Torvalds case TEST_UNIT_READY: 17358c867b25SMark Haverkamp if (dev->in_reset) 17368c867b25SMark Haverkamp return -1; 1737fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1738fe76df42SMark Haverkamp aac_probe_container_callback2); 17391da177e4SLinus Torvalds default: 17401da177e4SLinus Torvalds break; 17411da177e4SLinus Torvalds } 17421da177e4SLinus Torvalds } 17431da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1744653ba58dSMark Haverkamp if ((dev->nondasd_support == 1) || expose_physicals) { 17458c867b25SMark Haverkamp if (dev->in_reset) 17468c867b25SMark Haverkamp return -1; 17471da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 17481da177e4SLinus Torvalds } else { 17491da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17501da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17511da177e4SLinus Torvalds return 0; 17521da177e4SLinus Torvalds } 17531da177e4SLinus Torvalds } 17541da177e4SLinus Torvalds } 17551da177e4SLinus Torvalds /* 17561da177e4SLinus Torvalds * else Command for the controller itself 17571da177e4SLinus Torvalds */ 17581da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 17591da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 17601da177e4SLinus Torvalds { 17611da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 17621da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17631da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17641da177e4SLinus Torvalds ILLEGAL_REQUEST, 17651da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 17661da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17671da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17681da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17691da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17701da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17711da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17721da177e4SLinus Torvalds return 0; 17731da177e4SLinus Torvalds } 17741da177e4SLinus Torvalds 17751da177e4SLinus Torvalds 17761da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 17771da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17781da177e4SLinus Torvalds case INQUIRY: 17791da177e4SLinus Torvalds { 17803b2946ccSMark Haverkamp struct inquiry_data inq_data; 17811da177e4SLinus Torvalds 1782e5718774SMark Haverkamp dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scmd_id(scsicmd))); 17833b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 17841da177e4SLinus Torvalds 17853b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 17863b2946ccSMark Haverkamp inq_data.inqd_rdf = 2; /* A response data format value of two indicates that the data shall be in the format specified in SCSI-2 */ 17873b2946ccSMark Haverkamp inq_data.inqd_len = 31; 17881da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 17893b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 17901da177e4SLinus Torvalds /* 17911da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 17921da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 17931da177e4SLinus Torvalds */ 1794422c0d61SJeff Garzik if (scmd_id(scsicmd) == host->this_id) { 17956391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 17963b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 17973b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 17981da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17991da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18001da177e4SLinus Torvalds return 0; 18011da177e4SLinus Torvalds } 18028c867b25SMark Haverkamp if (dev->in_reset) 18038c867b25SMark Haverkamp return -1; 1804794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 18053b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 18063b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 18079e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 18081da177e4SLinus Torvalds } 18097a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 18107a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 18117a8cf29dSMark Haverkamp !(dev->raw_io_64) || 18127a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 18137a8cf29dSMark Haverkamp break; 18147a8cf29dSMark Haverkamp { 18157a8cf29dSMark Haverkamp u64 capacity; 181607ce5ebaSMark Haverkamp char cp[13]; 18177a8cf29dSMark Haverkamp 18187a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 18197a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 18207a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 18217a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 18227a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 18237a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 18247a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 18257a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 18267a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 18277a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 18287a8cf29dSMark Haverkamp cp[8] = 0; 18297a8cf29dSMark Haverkamp cp[9] = 0; 18307a8cf29dSMark Haverkamp cp[10] = 2; 18317a8cf29dSMark Haverkamp cp[11] = 0; 183207ce5ebaSMark Haverkamp cp[12] = 0; 183307ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 18341241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 183507ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 183607ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 183707ce5ebaSMark Haverkamp 183807ce5ebaSMark Haverkamp memset(cp, 0, offset); 183907ce5ebaSMark Haverkamp do { 18401241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 18411241f359SMark Haverkamp sizeof(cp)); 184207ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 184307ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 184407ce5ebaSMark Haverkamp } 18457a8cf29dSMark Haverkamp 18467a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18477a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18487a8cf29dSMark Haverkamp 18497a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18507a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 18517a8cf29dSMark Haverkamp 18527a8cf29dSMark Haverkamp return 0; 18537a8cf29dSMark Haverkamp } 18547a8cf29dSMark Haverkamp 18551da177e4SLinus Torvalds case READ_CAPACITY: 18561da177e4SLinus Torvalds { 18571da177e4SLinus Torvalds u32 capacity; 18583b2946ccSMark Haverkamp char cp[8]; 18591da177e4SLinus Torvalds 18601da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 18617a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 18621da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 18631da177e4SLinus Torvalds else 18641da177e4SLinus Torvalds capacity = (u32)-1; 18653b2946ccSMark Haverkamp 18661da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 18671da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 18681da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 18691da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 18701da177e4SLinus Torvalds cp[4] = 0; 18711da177e4SLinus Torvalds cp[5] = 0; 18721da177e4SLinus Torvalds cp[6] = 2; 18731da177e4SLinus Torvalds cp[7] = 0; 18743b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 18757a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18767a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18771da177e4SLinus Torvalds 18781da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18791da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18801da177e4SLinus Torvalds 18811da177e4SLinus Torvalds return 0; 18821da177e4SLinus Torvalds } 18831da177e4SLinus Torvalds 18841da177e4SLinus Torvalds case MODE_SENSE: 18851da177e4SLinus Torvalds { 18863b2946ccSMark Haverkamp char mode_buf[4]; 18871da177e4SLinus Torvalds 18881da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 18891da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 18901da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 18911da177e4SLinus Torvalds mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 18921da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 18931da177e4SLinus Torvalds 18943b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 18951da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18961da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18971da177e4SLinus Torvalds 18981da177e4SLinus Torvalds return 0; 18991da177e4SLinus Torvalds } 19001da177e4SLinus Torvalds case MODE_SENSE_10: 19011da177e4SLinus Torvalds { 19023b2946ccSMark Haverkamp char mode_buf[8]; 19031da177e4SLinus Torvalds 19041da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 19051da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 19061da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 19071da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 19081da177e4SLinus Torvalds mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 19091da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 19101da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 19111da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 19121da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 19133b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 19141da177e4SLinus Torvalds 19151da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19161da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19171da177e4SLinus Torvalds 19181da177e4SLinus Torvalds return 0; 19191da177e4SLinus Torvalds } 19201da177e4SLinus Torvalds case REQUEST_SENSE: 19211da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 19221da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 19231da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 19241da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19251da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19261da177e4SLinus Torvalds return 0; 19271da177e4SLinus Torvalds 19281da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 19291da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 19301da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 19311da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 19321da177e4SLinus Torvalds else 19331da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 19341da177e4SLinus Torvalds 19351da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19361da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19371da177e4SLinus Torvalds return 0; 19381da177e4SLinus Torvalds /* 19391da177e4SLinus Torvalds * These commands are all No-Ops 19401da177e4SLinus Torvalds */ 19411da177e4SLinus Torvalds case TEST_UNIT_READY: 19421da177e4SLinus Torvalds case RESERVE: 19431da177e4SLinus Torvalds case RELEASE: 19441da177e4SLinus Torvalds case REZERO_UNIT: 19451da177e4SLinus Torvalds case REASSIGN_BLOCKS: 19461da177e4SLinus Torvalds case SEEK_10: 19471da177e4SLinus Torvalds case START_STOP: 19481da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19491da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19501da177e4SLinus Torvalds return 0; 19511da177e4SLinus Torvalds } 19521da177e4SLinus Torvalds 19531da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 19541da177e4SLinus Torvalds { 19551da177e4SLinus Torvalds case READ_6: 19561da177e4SLinus Torvalds case READ_10: 19577a8cf29dSMark Haverkamp case READ_12: 19587a8cf29dSMark Haverkamp case READ_16: 19598c867b25SMark Haverkamp if (dev->in_reset) 19608c867b25SMark Haverkamp return -1; 19611da177e4SLinus Torvalds /* 19621da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 19631da177e4SLinus Torvalds * corresponds to a container. Needed to convert 19641da177e4SLinus Torvalds * containers to /dev/sd device names 19651da177e4SLinus Torvalds */ 19661da177e4SLinus Torvalds 19671da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 19687a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 19691da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 19707a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 19717a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 197277d644d4SMark Haverkamp 19739e7c349cSMark Haverkamp return aac_read(scsicmd); 19741da177e4SLinus Torvalds 19751da177e4SLinus Torvalds case WRITE_6: 19761da177e4SLinus Torvalds case WRITE_10: 19777a8cf29dSMark Haverkamp case WRITE_12: 19787a8cf29dSMark Haverkamp case WRITE_16: 19798c867b25SMark Haverkamp if (dev->in_reset) 19808c867b25SMark Haverkamp return -1; 19819e7c349cSMark Haverkamp return aac_write(scsicmd); 19821da177e4SLinus Torvalds 19831da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 19841da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 19859e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 19861da177e4SLinus Torvalds 19871da177e4SLinus Torvalds default: 19881da177e4SLinus Torvalds /* 19891da177e4SLinus Torvalds * Unhandled commands 19901da177e4SLinus Torvalds */ 19917c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 19921da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19931da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 19941da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 19951da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 19961da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 19971da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 19981da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 19991da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 20001da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20011da177e4SLinus Torvalds return 0; 20021da177e4SLinus Torvalds } 20031da177e4SLinus Torvalds } 20041da177e4SLinus Torvalds 20051da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 20061da177e4SLinus Torvalds { 20071da177e4SLinus Torvalds struct aac_query_disk qd; 20081da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20091da177e4SLinus Torvalds 20101da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 201190ee3466SMark Haverkamp if (!fsa_dev_ptr) 201265101355SMark Haverkamp return -EBUSY; 20131da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 20141da177e4SLinus Torvalds return -EFAULT; 20151da177e4SLinus Torvalds if (qd.cnum == -1) 2016e5718774SMark Haverkamp qd.cnum = qd.id; 20171da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 20181da177e4SLinus Torvalds { 20191da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 20201da177e4SLinus Torvalds return -EINVAL; 20211da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 20221da177e4SLinus Torvalds qd.bus = 0; 20231da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 20241da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 20251da177e4SLinus Torvalds } 20261da177e4SLinus Torvalds else return -EINVAL; 20271da177e4SLinus Torvalds 20281da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 20291da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 20301da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 20311da177e4SLinus Torvalds 20321da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 20331da177e4SLinus Torvalds qd.unmapped = 1; 20341da177e4SLinus Torvalds else 20351da177e4SLinus Torvalds qd.unmapped = 0; 20361da177e4SLinus Torvalds 20371da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 20381da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 20391da177e4SLinus Torvalds 20401da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 20411da177e4SLinus Torvalds return -EFAULT; 20421da177e4SLinus Torvalds return 0; 20431da177e4SLinus Torvalds } 20441da177e4SLinus Torvalds 20451da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 20461da177e4SLinus Torvalds { 20471da177e4SLinus Torvalds struct aac_delete_disk dd; 20481da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20491da177e4SLinus Torvalds 20501da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 205165101355SMark Haverkamp if (!fsa_dev_ptr) 205265101355SMark Haverkamp return -EBUSY; 20531da177e4SLinus Torvalds 20541da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 20551da177e4SLinus Torvalds return -EFAULT; 20561da177e4SLinus Torvalds 20571da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 20581da177e4SLinus Torvalds return -EINVAL; 20591da177e4SLinus Torvalds /* 20601da177e4SLinus Torvalds * Mark this container as being deleted. 20611da177e4SLinus Torvalds */ 20621da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 20631da177e4SLinus Torvalds /* 20641da177e4SLinus Torvalds * Mark the container as no longer valid 20651da177e4SLinus Torvalds */ 20661da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 20671da177e4SLinus Torvalds return 0; 20681da177e4SLinus Torvalds } 20691da177e4SLinus Torvalds 20701da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 20711da177e4SLinus Torvalds { 20721da177e4SLinus Torvalds struct aac_delete_disk dd; 20731da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20741da177e4SLinus Torvalds 20751da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 207690ee3466SMark Haverkamp if (!fsa_dev_ptr) 207765101355SMark Haverkamp return -EBUSY; 20781da177e4SLinus Torvalds 20791da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 20801da177e4SLinus Torvalds return -EFAULT; 20811da177e4SLinus Torvalds 20821da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 20831da177e4SLinus Torvalds return -EINVAL; 20841da177e4SLinus Torvalds /* 20851da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 20861da177e4SLinus Torvalds */ 20871da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 20881da177e4SLinus Torvalds return -EBUSY; 20891da177e4SLinus Torvalds else { 20901da177e4SLinus Torvalds /* 20911da177e4SLinus Torvalds * Mark the container as no longer being valid. 20921da177e4SLinus Torvalds */ 20931da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 20941da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 20951da177e4SLinus Torvalds return 0; 20961da177e4SLinus Torvalds } 20971da177e4SLinus Torvalds } 20981da177e4SLinus Torvalds 20991da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 21001da177e4SLinus Torvalds { 21011da177e4SLinus Torvalds switch (cmd) { 21021da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 21031da177e4SLinus Torvalds return query_disk(dev, arg); 21041da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 21051da177e4SLinus Torvalds return delete_disk(dev, arg); 21061da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 21071da177e4SLinus Torvalds return force_delete_disk(dev, arg); 21081da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 21091da177e4SLinus Torvalds return aac_get_containers(dev); 21101da177e4SLinus Torvalds default: 21111da177e4SLinus Torvalds return -ENOTTY; 21121da177e4SLinus Torvalds } 21131da177e4SLinus Torvalds } 21141da177e4SLinus Torvalds 21151da177e4SLinus Torvalds /** 21161da177e4SLinus Torvalds * 21171da177e4SLinus Torvalds * aac_srb_callback 21181da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 21191da177e4SLinus Torvalds * @fibptr: pointer to the fib 21201da177e4SLinus Torvalds * 21211da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 21221da177e4SLinus Torvalds * 21231da177e4SLinus Torvalds */ 21241da177e4SLinus Torvalds 21251da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 21261da177e4SLinus Torvalds { 21271da177e4SLinus Torvalds struct aac_dev *dev; 21281da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 21291da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21301da177e4SLinus Torvalds 21311da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 213203d44337SMark Haverkamp 213303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 213403d44337SMark Haverkamp return; 213503d44337SMark Haverkamp 21361da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21371da177e4SLinus Torvalds 2138125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 21391da177e4SLinus Torvalds 21401da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 21411da177e4SLinus Torvalds 21421da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 21431da177e4SLinus Torvalds /* 21441da177e4SLinus Torvalds * Calculate resid for sg 21451da177e4SLinus Torvalds */ 21461da177e4SLinus Torvalds 21471da177e4SLinus Torvalds scsicmd->resid = scsicmd->request_bufflen - 21481da177e4SLinus Torvalds le32_to_cpu(srbreply->data_xfer_length); 21491da177e4SLinus Torvalds 21501da177e4SLinus Torvalds if(scsicmd->use_sg) 21511da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 21525d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 21531da177e4SLinus Torvalds scsicmd->use_sg, 21541da177e4SLinus Torvalds scsicmd->sc_data_direction); 21551da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 21561da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, 21571da177e4SLinus Torvalds scsicmd->sc_data_direction); 21581da177e4SLinus Torvalds 21591da177e4SLinus Torvalds /* 21601da177e4SLinus Torvalds * First check the fib status 21611da177e4SLinus Torvalds */ 21621da177e4SLinus Torvalds 21631da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 21641da177e4SLinus Torvalds int len; 21651da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 21661da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 21671da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 21681da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 21691da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 21701da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 21711da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 21721da177e4SLinus Torvalds } 21731da177e4SLinus Torvalds 21741da177e4SLinus Torvalds /* 21751da177e4SLinus Torvalds * Next check the srb status 21761da177e4SLinus Torvalds */ 21771da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 21781da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 21791da177e4SLinus Torvalds case SRB_STATUS_PENDING: 21801da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 21811da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 21821da177e4SLinus Torvalds break; 21831da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 21841da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 21851da177e4SLinus Torvalds case READ_6: 21861da177e4SLinus Torvalds case WRITE_6: 21871da177e4SLinus Torvalds case READ_10: 21881da177e4SLinus Torvalds case WRITE_10: 21891da177e4SLinus Torvalds case READ_12: 21901da177e4SLinus Torvalds case WRITE_12: 21917a8cf29dSMark Haverkamp case READ_16: 21927a8cf29dSMark Haverkamp case WRITE_16: 21931da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 21941da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 21951da177e4SLinus Torvalds } else { 21961da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 21971da177e4SLinus Torvalds } 21981da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 21991da177e4SLinus Torvalds break; 22001da177e4SLinus Torvalds case INQUIRY: { 22011da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22021da177e4SLinus Torvalds break; 22031da177e4SLinus Torvalds } 22041da177e4SLinus Torvalds default: 22051da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22061da177e4SLinus Torvalds break; 22071da177e4SLinus Torvalds } 22081da177e4SLinus Torvalds break; 22091da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 22101da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 22111da177e4SLinus Torvalds break; 22121da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 22131da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 22141da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 22151da177e4SLinus Torvalds break; 22161da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 22171da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 22181da177e4SLinus Torvalds break; 22191da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 22201da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 22211da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 22221da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 22231da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 22241da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22251da177e4SLinus Torvalds break; 22261da177e4SLinus Torvalds 22271da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 22281da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 22291da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 22301da177e4SLinus Torvalds break; 22311da177e4SLinus Torvalds 22321da177e4SLinus Torvalds case SRB_STATUS_BUSY: 22331da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22341da177e4SLinus Torvalds break; 22351da177e4SLinus Torvalds 22361da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 22371da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 22381da177e4SLinus Torvalds break; 22391da177e4SLinus Torvalds 22401da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 22411da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 22421da177e4SLinus Torvalds break; 22431da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 22441da177e4SLinus Torvalds case SRB_STATUS_ERROR: 22451da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 22461da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 22471da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 22481da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 22491da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 22501da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 22511da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 22521da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 22531da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 22541da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 22551da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 22561da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 22571da177e4SLinus Torvalds default: 22581da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22591da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 22601da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 22611da177e4SLinus Torvalds aac_get_status_string( 22621da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 22631da177e4SLinus Torvalds scsicmd->cmnd[0], 22641da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 22651da177e4SLinus Torvalds #endif 22661da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 22671da177e4SLinus Torvalds break; 22681da177e4SLinus Torvalds } 22691da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 22701da177e4SLinus Torvalds int len; 22711da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 22721da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 22731da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 22741da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 22751da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 22761da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22777a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 22787a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 22791da177e4SLinus Torvalds #endif 22801da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 22811da177e4SLinus Torvalds 22821da177e4SLinus Torvalds } 22831da177e4SLinus Torvalds /* 22841da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 22851da177e4SLinus Torvalds */ 22861da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 22871da177e4SLinus Torvalds 2288bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2289bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 22908e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22911da177e4SLinus Torvalds } 22921da177e4SLinus Torvalds 22931da177e4SLinus Torvalds /** 22941da177e4SLinus Torvalds * 22951da177e4SLinus Torvalds * aac_send_scb_fib 22961da177e4SLinus Torvalds * @scsicmd: the scsi command block 22971da177e4SLinus Torvalds * 22981da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 22991da177e4SLinus Torvalds * scsicmd passed in. 23001da177e4SLinus Torvalds */ 23011da177e4SLinus Torvalds 23021da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 23031da177e4SLinus Torvalds { 23041da177e4SLinus Torvalds struct fib* cmd_fibcontext; 23051da177e4SLinus Torvalds struct aac_dev* dev; 23061da177e4SLinus Torvalds int status; 23071da177e4SLinus Torvalds 230884971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2309e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 231084971738SMark Haverkamp scsicmd->device->lun > 7) { 23111da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23121da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23131da177e4SLinus Torvalds return 0; 23141da177e4SLinus Torvalds } 23151da177e4SLinus Torvalds 23161da177e4SLinus Torvalds /* 23171da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 23181da177e4SLinus Torvalds */ 2319bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 23201da177e4SLinus Torvalds return -1; 23211da177e4SLinus Torvalds } 2322e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 23231da177e4SLinus Torvalds 23241da177e4SLinus Torvalds /* 23251da177e4SLinus Torvalds * Check that the command queued to the controller 23261da177e4SLinus Torvalds */ 23271da177e4SLinus Torvalds if (status == -EINPROGRESS) { 232877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23291da177e4SLinus Torvalds return 0; 23301da177e4SLinus Torvalds } 23311da177e4SLinus Torvalds 2332bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2333bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2334bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23351da177e4SLinus Torvalds 23361da177e4SLinus Torvalds return -1; 23371da177e4SLinus Torvalds } 23381da177e4SLinus Torvalds 23391da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 23401da177e4SLinus Torvalds { 23411da177e4SLinus Torvalds struct aac_dev *dev; 23421da177e4SLinus Torvalds unsigned long byte_count = 0; 23431da177e4SLinus Torvalds 23441da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23451da177e4SLinus Torvalds // Get rid of old data 23461da177e4SLinus Torvalds psg->count = 0; 23471da177e4SLinus Torvalds psg->sg[0].addr = 0; 23481da177e4SLinus Torvalds psg->sg[0].count = 0; 23491da177e4SLinus Torvalds if (scsicmd->use_sg) { 23501da177e4SLinus Torvalds struct scatterlist *sg; 23511da177e4SLinus Torvalds int i; 23521da177e4SLinus Torvalds int sg_count; 23531da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 23541da177e4SLinus Torvalds 23551da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 23561da177e4SLinus Torvalds scsicmd->sc_data_direction); 23571da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 23581da177e4SLinus Torvalds 23591da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 23601da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 23611da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 23621da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 23631da177e4SLinus Torvalds sg++; 23641da177e4SLinus Torvalds } 23651da177e4SLinus Torvalds /* hba wants the size to be exact */ 23661da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 236756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 236856b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 236956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 23701da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 23711da177e4SLinus Torvalds } 23721da177e4SLinus Torvalds /* Check for command underflow */ 23731da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23741da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23751da177e4SLinus Torvalds byte_count, scsicmd->underflow); 23761da177e4SLinus Torvalds } 23771da177e4SLinus Torvalds } 23781da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 23793c1e0ccaSMark Haverkamp u32 addr; 23803c1e0ccaSMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 23811da177e4SLinus Torvalds scsicmd->request_buffer, 23821da177e4SLinus Torvalds scsicmd->request_bufflen, 23831da177e4SLinus Torvalds scsicmd->sc_data_direction); 23843c1e0ccaSMark Haverkamp addr = scsicmd->SCp.dma_handle; 23851da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 23861da177e4SLinus Torvalds psg->sg[0].addr = cpu_to_le32(addr); 23871da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 23881da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 23891da177e4SLinus Torvalds } 23901da177e4SLinus Torvalds return byte_count; 23911da177e4SLinus Torvalds } 23921da177e4SLinus Torvalds 23931da177e4SLinus Torvalds 23941da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 23951da177e4SLinus Torvalds { 23961da177e4SLinus Torvalds struct aac_dev *dev; 23971da177e4SLinus Torvalds unsigned long byte_count = 0; 239856b58712SMark Haverkamp u64 addr; 23991da177e4SLinus Torvalds 24001da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24011da177e4SLinus Torvalds // Get rid of old data 24021da177e4SLinus Torvalds psg->count = 0; 24031da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 24041da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 24051da177e4SLinus Torvalds psg->sg[0].count = 0; 24061da177e4SLinus Torvalds if (scsicmd->use_sg) { 24071da177e4SLinus Torvalds struct scatterlist *sg; 24081da177e4SLinus Torvalds int i; 24091da177e4SLinus Torvalds int sg_count; 24101da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 24111da177e4SLinus Torvalds 24121da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 24131da177e4SLinus Torvalds scsicmd->sc_data_direction); 24141da177e4SLinus Torvalds 24151da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 24161241f359SMark Haverkamp int count = sg_dma_len(sg); 241756b58712SMark Haverkamp addr = sg_dma_address(sg); 241856b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 241956b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 24201241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24211241f359SMark Haverkamp byte_count += count; 24221da177e4SLinus Torvalds sg++; 24231da177e4SLinus Torvalds } 24241241f359SMark Haverkamp psg->count = cpu_to_le32(sg_count); 24251da177e4SLinus Torvalds /* hba wants the size to be exact */ 24261da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 242756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 242856b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 242956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 24301da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 24311da177e4SLinus Torvalds } 24321da177e4SLinus Torvalds /* Check for command underflow */ 24331da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24341da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24351da177e4SLinus Torvalds byte_count, scsicmd->underflow); 24361da177e4SLinus Torvalds } 24371da177e4SLinus Torvalds } 24381da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 24391241f359SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 24401da177e4SLinus Torvalds scsicmd->request_buffer, 24411da177e4SLinus Torvalds scsicmd->request_bufflen, 24421da177e4SLinus Torvalds scsicmd->sc_data_direction); 24431241f359SMark Haverkamp addr = scsicmd->SCp.dma_handle; 24441da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 244556b58712SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); 244656b58712SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); 24471da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 24481da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 24491da177e4SLinus Torvalds } 24501da177e4SLinus Torvalds return byte_count; 24511da177e4SLinus Torvalds } 24521da177e4SLinus Torvalds 24530e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 24540e68c003SMark Haverkamp { 24550e68c003SMark Haverkamp struct Scsi_Host *host = scsicmd->device->host; 24560e68c003SMark Haverkamp struct aac_dev *dev = (struct aac_dev *)host->hostdata; 24570e68c003SMark Haverkamp unsigned long byte_count = 0; 24580e68c003SMark Haverkamp 24590e68c003SMark Haverkamp // Get rid of old data 24600e68c003SMark Haverkamp psg->count = 0; 24610e68c003SMark Haverkamp psg->sg[0].next = 0; 24620e68c003SMark Haverkamp psg->sg[0].prev = 0; 24630e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 24640e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 24650e68c003SMark Haverkamp psg->sg[0].count = 0; 24660e68c003SMark Haverkamp psg->sg[0].flags = 0; 24670e68c003SMark Haverkamp if (scsicmd->use_sg) { 24680e68c003SMark Haverkamp struct scatterlist *sg; 24690e68c003SMark Haverkamp int i; 24700e68c003SMark Haverkamp int sg_count; 24710e68c003SMark Haverkamp sg = (struct scatterlist *) scsicmd->request_buffer; 24720e68c003SMark Haverkamp 24730e68c003SMark Haverkamp sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 24740e68c003SMark Haverkamp scsicmd->sc_data_direction); 24750e68c003SMark Haverkamp 24760e68c003SMark Haverkamp for (i = 0; i < sg_count; i++) { 24770e68c003SMark Haverkamp int count = sg_dma_len(sg); 24780e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 24790e68c003SMark Haverkamp psg->sg[i].next = 0; 24800e68c003SMark Haverkamp psg->sg[i].prev = 0; 24810e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 24820e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 24830e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24840e68c003SMark Haverkamp psg->sg[i].flags = 0; 24850e68c003SMark Haverkamp byte_count += count; 24860e68c003SMark Haverkamp sg++; 24870e68c003SMark Haverkamp } 24880e68c003SMark Haverkamp psg->count = cpu_to_le32(sg_count); 24890e68c003SMark Haverkamp /* hba wants the size to be exact */ 24900e68c003SMark Haverkamp if(byte_count > scsicmd->request_bufflen){ 24910e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 24920e68c003SMark Haverkamp (byte_count - scsicmd->request_bufflen); 24930e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 24940e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 24950e68c003SMark Haverkamp } 24960e68c003SMark Haverkamp /* Check for command underflow */ 24970e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24980e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24990e68c003SMark Haverkamp byte_count, scsicmd->underflow); 25000e68c003SMark Haverkamp } 25010e68c003SMark Haverkamp } 25020e68c003SMark Haverkamp else if(scsicmd->request_bufflen) { 25030e68c003SMark Haverkamp int count; 25040e68c003SMark Haverkamp u64 addr; 25050e68c003SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 25060e68c003SMark Haverkamp scsicmd->request_buffer, 25070e68c003SMark Haverkamp scsicmd->request_bufflen, 25080e68c003SMark Haverkamp scsicmd->sc_data_direction); 25090e68c003SMark Haverkamp addr = scsicmd->SCp.dma_handle; 25100e68c003SMark Haverkamp count = scsicmd->request_bufflen; 25110e68c003SMark Haverkamp psg->count = cpu_to_le32(1); 25120e68c003SMark Haverkamp psg->sg[0].next = 0; 25130e68c003SMark Haverkamp psg->sg[0].prev = 0; 25140e68c003SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); 25150e68c003SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 25160e68c003SMark Haverkamp psg->sg[0].count = cpu_to_le32(count); 25170e68c003SMark Haverkamp psg->sg[0].flags = 0; 25180e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 25190e68c003SMark Haverkamp } 25200e68c003SMark Haverkamp return byte_count; 25210e68c003SMark Haverkamp } 25220e68c003SMark Haverkamp 25231da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25241da177e4SLinus Torvalds 25251da177e4SLinus Torvalds struct aac_srb_status_info { 25261da177e4SLinus Torvalds u32 status; 25271da177e4SLinus Torvalds char *str; 25281da177e4SLinus Torvalds }; 25291da177e4SLinus Torvalds 25301da177e4SLinus Torvalds 25311da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 25321da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 25331da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 25341da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 25351da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 25361da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 25371da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 25381da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 25391da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 25401da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 25411da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 25421da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 25431da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 25441da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 25451da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 25461da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 25471da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 25481da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 25491da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 25501da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 25511da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 25521da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 25531da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 25541da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 25551da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 25561da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 25571da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 25581da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 25591da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 25601da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 25611da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 25621da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 25631da177e4SLinus Torvalds { 0xff, "Unknown Error"} 25641da177e4SLinus Torvalds }; 25651da177e4SLinus Torvalds 25661da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 25671da177e4SLinus Torvalds { 25681da177e4SLinus Torvalds int i; 25691da177e4SLinus Torvalds 25706391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 25716391a113STobias Klauser if (srb_status_info[i].status == status) 25721da177e4SLinus Torvalds return srb_status_info[i].str; 25731da177e4SLinus Torvalds 25741da177e4SLinus Torvalds return "Bad Status Code"; 25751da177e4SLinus Torvalds } 25761da177e4SLinus Torvalds 25771da177e4SLinus Torvalds #endif 2578