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; 36877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 3691da177e4SLinus Torvalds 37003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 37103d44337SMark Haverkamp return; 37203d44337SMark Haverkamp 3731da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 374125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 3751da177e4SLinus Torvalds 3761da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3771da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3781da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3791da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3801da177e4SLinus Torvalds char *sp = get_name_reply->data; 3811da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 3821da177e4SLinus Torvalds while (*sp == ' ') 3831da177e4SLinus Torvalds ++sp; 3843b2946ccSMark Haverkamp if (*sp) { 3853b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 3863b2946ccSMark Haverkamp int count = sizeof(d); 3873b2946ccSMark Haverkamp char *dp = d; 3883b2946ccSMark Haverkamp do { 3891da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 3901da177e4SLinus Torvalds } while (--count > 0); 3913b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 3923b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 3931da177e4SLinus Torvalds } 3943b2946ccSMark Haverkamp } 3953b2946ccSMark Haverkamp 3961da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 3971da177e4SLinus Torvalds 398bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 399bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4008e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4011da177e4SLinus Torvalds } 4021da177e4SLinus Torvalds 4031da177e4SLinus Torvalds /** 4041da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4051da177e4SLinus Torvalds */ 4069e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4071da177e4SLinus Torvalds { 4081da177e4SLinus Torvalds int status; 4091da177e4SLinus Torvalds struct aac_get_name *dinfo; 4101da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4111da177e4SLinus Torvalds struct aac_dev * dev; 4121da177e4SLinus Torvalds 4131da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4141da177e4SLinus Torvalds 415bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4161da177e4SLinus Torvalds return -ENOMEM; 4171da177e4SLinus Torvalds 418bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4191da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4201da177e4SLinus Torvalds 4211da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4221da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4239e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4241da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4251da177e4SLinus Torvalds 426bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4271da177e4SLinus Torvalds cmd_fibcontext, 4281da177e4SLinus Torvalds sizeof (struct aac_get_name), 4291da177e4SLinus Torvalds FsaNormal, 4301da177e4SLinus Torvalds 0, 1, 4311da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4321da177e4SLinus Torvalds (void *) scsicmd); 4331da177e4SLinus Torvalds 4341da177e4SLinus Torvalds /* 4351da177e4SLinus Torvalds * Check that the command queued to the controller 4361da177e4SLinus Torvalds */ 43777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 43877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4391da177e4SLinus Torvalds return 0; 44077d644d4SMark Haverkamp } 4411da177e4SLinus Torvalds 442bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 443bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 444bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4451da177e4SLinus Torvalds return -1; 4461da177e4SLinus Torvalds } 4471da177e4SLinus Torvalds 448fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 449fe76df42SMark Haverkamp { 450fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 451fe76df42SMark Haverkamp 452fe76df42SMark Haverkamp if (fsa_dev_ptr[scmd_id(scsicmd)].valid) 453fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 454fe76df42SMark Haverkamp 455fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 456fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 457fe76df42SMark Haverkamp return 0; 458fe76df42SMark Haverkamp } 459fe76df42SMark Haverkamp 460fe76df42SMark Haverkamp static int _aac_probe_container2(void * context, struct fib * fibptr) 461fe76df42SMark Haverkamp { 46203d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 463fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 46403d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 46503d44337SMark Haverkamp 46603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 46703d44337SMark Haverkamp return 0; 46803d44337SMark Haverkamp 46903d44337SMark Haverkamp fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 470fe76df42SMark Haverkamp 471fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 472fe76df42SMark Haverkamp if (fsa_dev_ptr) { 473fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 474fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 475fe76df42SMark Haverkamp 476fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 477fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 478fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 479fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 480fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 481fe76df42SMark Haverkamp fsa_dev_ptr->size 482fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 483fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 484fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 485fe76df42SMark Haverkamp } 486fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 487fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 488fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 489fe76df42SMark Haverkamp } 490fe76df42SMark Haverkamp aac_fib_complete(fibptr); 491fe76df42SMark Haverkamp aac_fib_free(fibptr); 492fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 493fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 494fe76df42SMark Haverkamp return (*callback)(scsicmd); 495fe76df42SMark Haverkamp } 496fe76df42SMark Haverkamp 497fe76df42SMark Haverkamp static int _aac_probe_container1(void * context, struct fib * fibptr) 498fe76df42SMark Haverkamp { 499fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 500fe76df42SMark Haverkamp struct aac_mount * dresp; 501fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 502fe76df42SMark Haverkamp int status; 503fe76df42SMark Haverkamp 504fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 505fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 506fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 507fe76df42SMark Haverkamp ((le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 508fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) == FSCS_HIDDEN))) 509fe76df42SMark Haverkamp return _aac_probe_container2(context, fibptr); 510fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 511fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 512fe76df42SMark Haverkamp 51303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 51403d44337SMark Haverkamp return 0; 51503d44337SMark Haverkamp 516fe76df42SMark Haverkamp aac_fib_init(fibptr); 517fe76df42SMark Haverkamp 518fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 519fe76df42SMark Haverkamp 520fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 521fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 522fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 523fe76df42SMark Haverkamp 524fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 525fe76df42SMark Haverkamp fibptr, 526fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 527fe76df42SMark Haverkamp FsaNormal, 528fe76df42SMark Haverkamp 0, 1, 529fe76df42SMark Haverkamp (fib_callback) _aac_probe_container2, 530fe76df42SMark Haverkamp (void *) scsicmd); 531fe76df42SMark Haverkamp /* 532fe76df42SMark Haverkamp * Check that the command queued to the controller 533fe76df42SMark Haverkamp */ 534fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 535fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 536fe76df42SMark Haverkamp return 0; 537fe76df42SMark Haverkamp } 538fe76df42SMark Haverkamp if (status < 0) { 539fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 540fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 541fe76df42SMark Haverkamp return _aac_probe_container2(context, fibptr); 542fe76df42SMark Haverkamp } 543fe76df42SMark Haverkamp return 0; 544fe76df42SMark Haverkamp } 545fe76df42SMark Haverkamp 546fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 547fe76df42SMark Haverkamp { 548fe76df42SMark Haverkamp struct fib * fibptr; 549fe76df42SMark Haverkamp int status = -ENOMEM; 550fe76df42SMark Haverkamp 551fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 552fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 553fe76df42SMark Haverkamp 554fe76df42SMark Haverkamp aac_fib_init(fibptr); 555fe76df42SMark Haverkamp 556fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 557fe76df42SMark Haverkamp 558fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 559fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 560fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 561fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 562fe76df42SMark Haverkamp 563fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 564fe76df42SMark Haverkamp fibptr, 565fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 566fe76df42SMark Haverkamp FsaNormal, 567fe76df42SMark Haverkamp 0, 1, 568fe76df42SMark Haverkamp (fib_callback) _aac_probe_container1, 569fe76df42SMark Haverkamp (void *) scsicmd); 570fe76df42SMark Haverkamp /* 571fe76df42SMark Haverkamp * Check that the command queued to the controller 572fe76df42SMark Haverkamp */ 573fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 574fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 575fe76df42SMark Haverkamp return 0; 576fe76df42SMark Haverkamp } 577fe76df42SMark Haverkamp if (status < 0) { 578fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 579fe76df42SMark Haverkamp aac_fib_complete(fibptr); 580fe76df42SMark Haverkamp aac_fib_free(fibptr); 581fe76df42SMark Haverkamp } 582fe76df42SMark Haverkamp } 583fe76df42SMark Haverkamp if (status < 0) { 584fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 585fe76df42SMark Haverkamp if (fsa_dev_ptr) { 586fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 587fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 588fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 589fe76df42SMark Haverkamp return (*callback)(scsicmd); 590fe76df42SMark Haverkamp } 591fe76df42SMark Haverkamp } 592fe76df42SMark Haverkamp } 593fe76df42SMark Haverkamp return status; 594fe76df42SMark Haverkamp } 595fe76df42SMark Haverkamp 5961da177e4SLinus Torvalds /** 597bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 5981da177e4SLinus Torvalds * @dev: device to query 5991da177e4SLinus Torvalds * @cid: container identifier 6001da177e4SLinus Torvalds * 6011da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6021da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6031da177e4SLinus Torvalds */ 604fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 605fe76df42SMark Haverkamp { 606fe76df42SMark Haverkamp scsicmd->device = NULL; 607fe76df42SMark Haverkamp return 0; 608fe76df42SMark Haverkamp } 6091da177e4SLinus Torvalds 610bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6111da177e4SLinus Torvalds { 612fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 613fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6141da177e4SLinus Torvalds int status; 6151da177e4SLinus Torvalds 616fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 617fe76df42SMark Haverkamp kfree(scsicmd); 618fe76df42SMark Haverkamp kfree(scsidev); 61990ee3466SMark Haverkamp return -ENOMEM; 6201da177e4SLinus Torvalds } 621fe76df42SMark Haverkamp scsicmd->list.next = NULL; 622fe76df42SMark Haverkamp scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))_aac_probe_container1; 6231da177e4SLinus Torvalds 624fe76df42SMark Haverkamp scsicmd->device = scsidev; 625fe76df42SMark Haverkamp scsidev->sdev_state = 0; 626fe76df42SMark Haverkamp scsidev->id = cid; 627fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6281da177e4SLinus Torvalds 629fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 630fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 631fe76df42SMark Haverkamp schedule(); 632fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 633fe76df42SMark Haverkamp kfree(scsicmd); 634fe76df42SMark Haverkamp kfree(scsidev); 6351da177e4SLinus Torvalds return status; 6361da177e4SLinus Torvalds } 6371da177e4SLinus Torvalds 6381da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6391da177e4SLinus Torvalds struct scsi_inq { 6401da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6411da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6421da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6431da177e4SLinus Torvalds }; 6441da177e4SLinus Torvalds 6451da177e4SLinus Torvalds /** 6461da177e4SLinus Torvalds * InqStrCopy - string merge 6471da177e4SLinus Torvalds * @a: string to copy from 6481da177e4SLinus Torvalds * @b: string to copy to 6491da177e4SLinus Torvalds * 6501da177e4SLinus Torvalds * Copy a String from one location to another 6511da177e4SLinus Torvalds * without copying \0 6521da177e4SLinus Torvalds */ 6531da177e4SLinus Torvalds 6541da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 6551da177e4SLinus Torvalds { 6561da177e4SLinus Torvalds 6571da177e4SLinus Torvalds while(*a != (char)0) 6581da177e4SLinus Torvalds *b++ = *a++; 6591da177e4SLinus Torvalds } 6601da177e4SLinus Torvalds 6611da177e4SLinus Torvalds static char *container_types[] = { 6621da177e4SLinus Torvalds "None", 6631da177e4SLinus Torvalds "Volume", 6641da177e4SLinus Torvalds "Mirror", 6651da177e4SLinus Torvalds "Stripe", 6661da177e4SLinus Torvalds "RAID5", 6671da177e4SLinus Torvalds "SSRW", 6681da177e4SLinus Torvalds "SSRO", 6691da177e4SLinus Torvalds "Morph", 6701da177e4SLinus Torvalds "Legacy", 6711da177e4SLinus Torvalds "RAID4", 6721da177e4SLinus Torvalds "RAID10", 6731da177e4SLinus Torvalds "RAID00", 6741da177e4SLinus Torvalds "V-MIRRORS", 6751da177e4SLinus Torvalds "PSEUDO R4", 6761da177e4SLinus Torvalds "RAID50", 67784971738SMark Haverkamp "RAID5D", 67884971738SMark Haverkamp "RAID5D0", 67984971738SMark Haverkamp "RAID1E", 68084971738SMark Haverkamp "RAID6", 68184971738SMark Haverkamp "RAID60", 6821da177e4SLinus Torvalds "Unknown" 6831da177e4SLinus Torvalds }; 6841da177e4SLinus Torvalds 6851da177e4SLinus Torvalds 6861da177e4SLinus Torvalds 6871da177e4SLinus Torvalds /* Function: setinqstr 6881da177e4SLinus Torvalds * 6891da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6901da177e4SLinus Torvalds * 6911da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6921da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6931da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6941da177e4SLinus Torvalds */ 6951da177e4SLinus Torvalds 696794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 6971da177e4SLinus Torvalds { 6981da177e4SLinus Torvalds struct scsi_inq *str; 6991da177e4SLinus Torvalds 7001da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 701794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 702794d0601SMark Haverkamp 703794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 704794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 705794d0601SMark Haverkamp int c = sizeof(str->vid); 706794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 707794d0601SMark Haverkamp ++cp; 708794d0601SMark Haverkamp c = *cp; 709794d0601SMark Haverkamp *cp = '\0'; 710794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 711794d0601SMark Haverkamp str->vid); 712794d0601SMark Haverkamp *cp = c; 713794d0601SMark Haverkamp while (*cp && *cp != ' ') 714794d0601SMark Haverkamp ++cp; 715794d0601SMark Haverkamp while (*cp == ' ') 716794d0601SMark Haverkamp ++cp; 717794d0601SMark Haverkamp /* last six chars reserved for vol type */ 718794d0601SMark Haverkamp c = 0; 719794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 720794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 721794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 722794d0601SMark Haverkamp } 723794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 724794d0601SMark Haverkamp if (c) 725794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 726794d0601SMark Haverkamp } else { 727794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7281da177e4SLinus Torvalds 7291da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 730794d0601SMark Haverkamp /* last six chars reserved for vol type */ 731794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 732794d0601SMark Haverkamp } 7331da177e4SLinus Torvalds 7346391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7351da177e4SLinus Torvalds char *findit = str->pid; 7361da177e4SLinus Torvalds 7371da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 7381da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 7391da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 7401da177e4SLinus Torvalds *(findit -= 4) = ' '; 741794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 742794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 7431da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 7441da177e4SLinus Torvalds } 7451da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 7461da177e4SLinus Torvalds } 7471da177e4SLinus Torvalds 7484833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 7491da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 7501da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 7511da177e4SLinus Torvalds u32 residue) 7521da177e4SLinus Torvalds { 7531da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 7541da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 7551da177e4SLinus Torvalds 7561da177e4SLinus Torvalds if (incorrect_length) { 7571da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 7581da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 7591da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 7601da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 7611da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 7621da177e4SLinus Torvalds } else 7631da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 7641da177e4SLinus Torvalds 7651da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 7661da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 7671da177e4SLinus Torvalds else 7681da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 7691da177e4SLinus Torvalds 7701da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 7711da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 7721da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 7731da177e4SLinus Torvalds sense_buf[15] = 0; 7741da177e4SLinus Torvalds 7751da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 7761da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 7771da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 7781da177e4SLinus Torvalds 7791da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 7801da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 7811da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 7821da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 7831da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 7841da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 7851da177e4SLinus Torvalds } 7861da177e4SLinus Torvalds } 7871da177e4SLinus Torvalds 788e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 789e8f32de5SMark Haverkamp { 790e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 791e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 792e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 793e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 794e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 795e8f32de5SMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 796e8f32de5SMark Haverkamp HARDWARE_ERROR, 797e8f32de5SMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 798e8f32de5SMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 799e8f32de5SMark Haverkamp 0, 0); 800e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 801e8f32de5SMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(cmd->sense_buffer)) 802e8f32de5SMark Haverkamp ? sizeof(cmd->sense_buffer) 803e8f32de5SMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 804e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 805e8f32de5SMark Haverkamp return 1; 806e8f32de5SMark Haverkamp } 807e8f32de5SMark Haverkamp return 0; 808e8f32de5SMark Haverkamp } 809e8f32de5SMark Haverkamp 810e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 811e8f32de5SMark Haverkamp { 812e8f32de5SMark Haverkamp return 0; 813e8f32de5SMark Haverkamp } 814e8f32de5SMark Haverkamp 815e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 816e8f32de5SMark Haverkamp 817e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 818e8f32de5SMark Haverkamp { 819e8f32de5SMark Haverkamp u16 fibsize; 820e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 821e8f32de5SMark Haverkamp aac_fib_init(fib); 822e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 823e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 824e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 825e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 826e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 827e8f32de5SMark Haverkamp readcmd->flags = cpu_to_le16(1); 828e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 829e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 830e8f32de5SMark Haverkamp 831e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 832e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 833e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 834e8f32de5SMark Haverkamp /* 835e8f32de5SMark Haverkamp * Now send the Fib to the adapter 836e8f32de5SMark Haverkamp */ 837e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 838e8f32de5SMark Haverkamp fib, 839e8f32de5SMark Haverkamp fibsize, 840e8f32de5SMark Haverkamp FsaNormal, 841e8f32de5SMark Haverkamp 0, 1, 842e8f32de5SMark Haverkamp (fib_callback) io_callback, 843e8f32de5SMark Haverkamp (void *) cmd); 844e8f32de5SMark Haverkamp } 845e8f32de5SMark Haverkamp 846e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 847e8f32de5SMark Haverkamp { 848e8f32de5SMark Haverkamp u16 fibsize; 849e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 850e8f32de5SMark Haverkamp aac_fib_init(fib); 851e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 852e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 853e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 854e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 855e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 856e8f32de5SMark Haverkamp readcmd->pad = 0; 857e8f32de5SMark Haverkamp readcmd->flags = 0; 858e8f32de5SMark Haverkamp 859e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 860e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 861e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 862e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 863e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 864e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 865e8f32de5SMark Haverkamp /* 866e8f32de5SMark Haverkamp * Now send the Fib to the adapter 867e8f32de5SMark Haverkamp */ 868e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 869e8f32de5SMark Haverkamp fib, 870e8f32de5SMark Haverkamp fibsize, 871e8f32de5SMark Haverkamp FsaNormal, 872e8f32de5SMark Haverkamp 0, 1, 873e8f32de5SMark Haverkamp (fib_callback) io_callback, 874e8f32de5SMark Haverkamp (void *) cmd); 875e8f32de5SMark Haverkamp } 876e8f32de5SMark Haverkamp 877e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 878e8f32de5SMark Haverkamp { 879e8f32de5SMark Haverkamp u16 fibsize; 880e8f32de5SMark Haverkamp struct aac_read *readcmd; 881e8f32de5SMark Haverkamp aac_fib_init(fib); 882e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 883e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 884e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 885e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 886e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 887e8f32de5SMark Haverkamp 888e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 889e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 890e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 891e8f32de5SMark Haverkamp sizeof (struct sgentry)); 892e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 893e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 894e8f32de5SMark Haverkamp /* 895e8f32de5SMark Haverkamp * Now send the Fib to the adapter 896e8f32de5SMark Haverkamp */ 897e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 898e8f32de5SMark Haverkamp fib, 899e8f32de5SMark Haverkamp fibsize, 900e8f32de5SMark Haverkamp FsaNormal, 901e8f32de5SMark Haverkamp 0, 1, 902e8f32de5SMark Haverkamp (fib_callback) io_callback, 903e8f32de5SMark Haverkamp (void *) cmd); 904e8f32de5SMark Haverkamp } 905e8f32de5SMark Haverkamp 906e8f32de5SMark Haverkamp static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 907e8f32de5SMark Haverkamp { 908e8f32de5SMark Haverkamp u16 fibsize; 909e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 910e8f32de5SMark Haverkamp aac_fib_init(fib); 911e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 912e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 913e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 914e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 915e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 916e8f32de5SMark Haverkamp writecmd->flags = 0; 917e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 918e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 919e8f32de5SMark Haverkamp 920e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 921e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 922e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 923e8f32de5SMark Haverkamp /* 924e8f32de5SMark Haverkamp * Now send the Fib to the adapter 925e8f32de5SMark Haverkamp */ 926e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 927e8f32de5SMark Haverkamp fib, 928e8f32de5SMark Haverkamp fibsize, 929e8f32de5SMark Haverkamp FsaNormal, 930e8f32de5SMark Haverkamp 0, 1, 931e8f32de5SMark Haverkamp (fib_callback) io_callback, 932e8f32de5SMark Haverkamp (void *) cmd); 933e8f32de5SMark Haverkamp } 934e8f32de5SMark Haverkamp 935e8f32de5SMark Haverkamp static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 936e8f32de5SMark Haverkamp { 937e8f32de5SMark Haverkamp u16 fibsize; 938e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 939e8f32de5SMark Haverkamp aac_fib_init(fib); 940e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 941e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 942e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 943e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 944e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 945e8f32de5SMark Haverkamp writecmd->pad = 0; 946e8f32de5SMark Haverkamp writecmd->flags = 0; 947e8f32de5SMark Haverkamp 948e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 949e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 950e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 951e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 952e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 953e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 954e8f32de5SMark Haverkamp /* 955e8f32de5SMark Haverkamp * Now send the Fib to the adapter 956e8f32de5SMark Haverkamp */ 957e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 958e8f32de5SMark Haverkamp fib, 959e8f32de5SMark Haverkamp fibsize, 960e8f32de5SMark Haverkamp FsaNormal, 961e8f32de5SMark Haverkamp 0, 1, 962e8f32de5SMark Haverkamp (fib_callback) io_callback, 963e8f32de5SMark Haverkamp (void *) cmd); 964e8f32de5SMark Haverkamp } 965e8f32de5SMark Haverkamp 966e8f32de5SMark Haverkamp static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 967e8f32de5SMark Haverkamp { 968e8f32de5SMark Haverkamp u16 fibsize; 969e8f32de5SMark Haverkamp struct aac_write *writecmd; 970e8f32de5SMark Haverkamp aac_fib_init(fib); 971e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 972e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 973e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 974e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 975e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 976e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 977e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 978e8f32de5SMark Haverkamp 979e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 980e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 981e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 982e8f32de5SMark Haverkamp sizeof (struct sgentry)); 983e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 984e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 985e8f32de5SMark Haverkamp /* 986e8f32de5SMark Haverkamp * Now send the Fib to the adapter 987e8f32de5SMark Haverkamp */ 988e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 989e8f32de5SMark Haverkamp fib, 990e8f32de5SMark Haverkamp fibsize, 991e8f32de5SMark Haverkamp FsaNormal, 992e8f32de5SMark Haverkamp 0, 1, 993e8f32de5SMark Haverkamp (fib_callback) io_callback, 994e8f32de5SMark Haverkamp (void *) cmd); 995e8f32de5SMark Haverkamp } 996e8f32de5SMark Haverkamp 997e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 998e8f32de5SMark Haverkamp { 999e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1000e8f32de5SMark Haverkamp u32 flag; 1001e8f32de5SMark Haverkamp u32 timeout; 1002e8f32de5SMark Haverkamp 1003e8f32de5SMark Haverkamp aac_fib_init(fib); 1004e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1005e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1006e8f32de5SMark Haverkamp flag = SRB_DataOut; 1007e8f32de5SMark Haverkamp break; 1008e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1009e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1010e8f32de5SMark Haverkamp break; 1011e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1012e8f32de5SMark Haverkamp flag = SRB_DataIn; 1013e8f32de5SMark Haverkamp break; 1014e8f32de5SMark Haverkamp case DMA_NONE: 1015e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1016e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1017e8f32de5SMark Haverkamp break; 1018e8f32de5SMark Haverkamp } 1019e8f32de5SMark Haverkamp 1020e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1021e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1022e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1023e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1024e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1025e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1026e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1027e8f32de5SMark Haverkamp if (timeout == 0) 1028e8f32de5SMark Haverkamp timeout = 1; 1029e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1030e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1031e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1032e8f32de5SMark Haverkamp return srbcmd; 1033e8f32de5SMark Haverkamp } 1034e8f32de5SMark Haverkamp 1035e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1036e8f32de5SMark Haverkamp 1037e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1038e8f32de5SMark Haverkamp { 1039e8f32de5SMark Haverkamp u16 fibsize; 1040e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1041e8f32de5SMark Haverkamp 1042e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1043e8f32de5SMark Haverkamp srbcmd->count = cpu_to_le32(cmd->request_bufflen); 1044e8f32de5SMark Haverkamp 1045e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1046e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1047e8f32de5SMark Haverkamp /* 1048e8f32de5SMark Haverkamp * Build Scatter/Gather list 1049e8f32de5SMark Haverkamp */ 1050e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1051e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1052e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1053e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1054e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1055e8f32de5SMark Haverkamp 1056e8f32de5SMark Haverkamp /* 1057e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1058e8f32de5SMark Haverkamp */ 1059e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1060e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1061e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1062e8f32de5SMark Haverkamp (void *) cmd); 1063e8f32de5SMark Haverkamp } 1064e8f32de5SMark Haverkamp 1065e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1066e8f32de5SMark Haverkamp { 1067e8f32de5SMark Haverkamp u16 fibsize; 1068e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1069e8f32de5SMark Haverkamp 1070e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1071e8f32de5SMark Haverkamp srbcmd->count = cpu_to_le32(cmd->request_bufflen); 1072e8f32de5SMark Haverkamp 1073e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1074e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1075e8f32de5SMark Haverkamp /* 1076e8f32de5SMark Haverkamp * Build Scatter/Gather list 1077e8f32de5SMark Haverkamp */ 1078e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1079e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1080e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1081e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1082e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1083e8f32de5SMark Haverkamp 1084e8f32de5SMark Haverkamp /* 1085e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1086e8f32de5SMark Haverkamp */ 1087e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1088e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1089e8f32de5SMark Haverkamp } 1090e8f32de5SMark Haverkamp 10911da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 10921da177e4SLinus Torvalds { 10931da177e4SLinus Torvalds struct fib* fibptr; 10941da177e4SLinus Torvalds int rcode; 10951da177e4SLinus Torvalds u32 tmp; 10967c00ffa3SMark Haverkamp struct aac_adapter_info *info; 109784971738SMark Haverkamp struct aac_bus_info *command; 109884971738SMark Haverkamp struct aac_bus_info_response *bus_info; 10997c00ffa3SMark Haverkamp 1100bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 11011da177e4SLinus Torvalds return -ENOMEM; 11021da177e4SLinus Torvalds 1103bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11041da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 11057c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11061da177e4SLinus Torvalds 1107bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 11081da177e4SLinus Torvalds fibptr, 11097c00ffa3SMark Haverkamp sizeof(*info), 11101da177e4SLinus Torvalds FsaNormal, 11119203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 11121da177e4SLinus Torvalds NULL, 11131da177e4SLinus Torvalds NULL); 11141da177e4SLinus Torvalds 11157c00ffa3SMark Haverkamp if (rcode < 0) { 1116bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1117bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 11187c00ffa3SMark Haverkamp return rcode; 11197c00ffa3SMark Haverkamp } 11207c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 11217c00ffa3SMark Haverkamp 11227c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 11237c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 11247c00ffa3SMark Haverkamp 1125bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11267c00ffa3SMark Haverkamp 11277c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 11287c00ffa3SMark Haverkamp 11297c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11307c00ffa3SMark Haverkamp 1131bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 11327c00ffa3SMark Haverkamp fibptr, 11337c00ffa3SMark Haverkamp sizeof(*info), 11347c00ffa3SMark Haverkamp FsaNormal, 11357c00ffa3SMark Haverkamp 1, 1, 11367c00ffa3SMark Haverkamp NULL, 11377c00ffa3SMark Haverkamp NULL); 11387c00ffa3SMark Haverkamp 11397c00ffa3SMark Haverkamp if (rcode >= 0) 11407c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 11417c00ffa3SMark Haverkamp } 11421da177e4SLinus Torvalds 114384971738SMark Haverkamp 114484971738SMark Haverkamp /* 114584971738SMark Haverkamp * GetBusInfo 114684971738SMark Haverkamp */ 114784971738SMark Haverkamp 1148bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 114984971738SMark Haverkamp 115084971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 115184971738SMark Haverkamp 115284971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 115384971738SMark Haverkamp 115484971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 115584971738SMark Haverkamp 115684971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 115784971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 115884971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 115984971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 116084971738SMark Haverkamp 1161bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 116284971738SMark Haverkamp fibptr, 116384971738SMark Haverkamp sizeof (*bus_info), 116484971738SMark Haverkamp FsaNormal, 116584971738SMark Haverkamp 1, 1, 116684971738SMark Haverkamp NULL, NULL); 116784971738SMark Haverkamp 116884971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 116984971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 117084971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 117184971738SMark Haverkamp } 117284971738SMark Haverkamp 11738c867b25SMark Haverkamp if (!dev->in_reset) { 11741da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 11757c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 11761da177e4SLinus Torvalds dev->name, 11771da177e4SLinus Torvalds dev->id, 11781da177e4SLinus Torvalds tmp>>24, 11791da177e4SLinus Torvalds (tmp>>16)&0xff, 11801da177e4SLinus Torvalds tmp&0xff, 11817c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 11827c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 11837c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 11841da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 11851da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 11861da177e4SLinus Torvalds dev->name, dev->id, 11871da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11881da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 11891da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 11901da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 11911da177e4SLinus Torvalds dev->name, dev->id, 11921da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11931da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 11941da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 11951da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 11961da177e4SLinus Torvalds dev->name, dev->id, 11971da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 11988c867b25SMark Haverkamp } 11991da177e4SLinus Torvalds 12001da177e4SLinus Torvalds dev->nondasd_support = 0; 12011da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 12021da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 12031da177e4SLinus Torvalds dev->nondasd_support = 1; 12041da177e4SLinus Torvalds } 12051da177e4SLinus Torvalds 12061da177e4SLinus Torvalds /* 12071da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 12081da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 12091da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 12101da177e4SLinus Torvalds * additional changes changes will have to be made to support 12111da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 12121da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 12131da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 12141da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 12151da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 12161da177e4SLinus Torvalds */ 12171da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 12181da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 12191da177e4SLinus Torvalds dev->nondasd_support = 1; 12201da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 12211da177e4SLinus Torvalds } 12221da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 12231da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 12241da177e4SLinus Torvalds dev->name, dev->id); 12251da177e4SLinus Torvalds 12261da177e4SLinus Torvalds if(nondasd != -1) { 12271da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 12281da177e4SLinus Torvalds } 12291da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 12301da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 12311da177e4SLinus Torvalds } 12321da177e4SLinus Torvalds 12331da177e4SLinus Torvalds dev->dac_support = 0; 12341da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 12351da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 12361da177e4SLinus Torvalds dev->dac_support = 1; 12371da177e4SLinus Torvalds } 12381da177e4SLinus Torvalds 12391da177e4SLinus Torvalds if(dacmode != -1) { 12401da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 12411da177e4SLinus Torvalds } 12421da177e4SLinus Torvalds if(dev->dac_support != 0) { 124371e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 124471e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 12451da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 12461da177e4SLinus Torvalds dev->name, dev->id); 124771e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 124871e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 12491da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 12501da177e4SLinus Torvalds dev->name, dev->id); 12511da177e4SLinus Torvalds dev->dac_support = 0; 12521da177e4SLinus Torvalds } else { 12531da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 12541da177e4SLinus Torvalds dev->name, dev->id); 12551da177e4SLinus Torvalds rcode = -ENOMEM; 12561da177e4SLinus Torvalds } 12571da177e4SLinus Torvalds } 12587c00ffa3SMark Haverkamp /* 1259e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1260e8f32de5SMark Haverkamp * interface. 12617c00ffa3SMark Haverkamp */ 1262e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 1263e8f32de5SMark Haverkamp ? aac_scsi_64 1264e8f32de5SMark Haverkamp : aac_scsi_32; 1265e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1266e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1267e8f32de5SMark Haverkamp ? aac_bounds_64 1268e8f32de5SMark Haverkamp : aac_bounds_32; 1269e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1270e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1271e8f32de5SMark Haverkamp } else { 1272e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 12737c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 12747c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 127563a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 127663a70eeaSMark Haverkamp sizeof(struct sgentry); 12777c00ffa3SMark Haverkamp if (dev->dac_support) { 1278e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1279e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 12807c00ffa3SMark Haverkamp /* 12817c00ffa3SMark Haverkamp * 38 scatter gather elements 12827c00ffa3SMark Haverkamp */ 12837c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 12847c00ffa3SMark Haverkamp (dev->max_fib_size - 12857c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 12867c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 128763a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 128863a70eeaSMark Haverkamp sizeof(struct sgentry64); 1289e8f32de5SMark Haverkamp } else { 1290e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1291e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 12927c00ffa3SMark Haverkamp } 12937c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 12947c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 12957c00ffa3SMark Haverkamp /* 12967c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 12977c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 12987c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 12997c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 13007c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 13017c00ffa3SMark Haverkamp * element. 13027c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 13037c00ffa3SMark Haverkamp */ 13047c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 13057c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 13067c00ffa3SMark Haverkamp } 13070e68c003SMark Haverkamp } 13081da177e4SLinus Torvalds 1309bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1310bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13111da177e4SLinus Torvalds 13121da177e4SLinus Torvalds return rcode; 13131da177e4SLinus Torvalds } 13141da177e4SLinus Torvalds 13151da177e4SLinus Torvalds 1316e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 13171da177e4SLinus Torvalds { 13181da177e4SLinus Torvalds struct aac_dev *dev; 13191da177e4SLinus Torvalds struct aac_read_reply *readreply; 13201da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 13211da177e4SLinus Torvalds u32 cid; 13221da177e4SLinus Torvalds 13231da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 132477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 13251da177e4SLinus Torvalds 132603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 132703d44337SMark Haverkamp return; 132803d44337SMark Haverkamp 13291da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1330e5718774SMark Haverkamp cid = scmd_id(scsicmd); 13311da177e4SLinus Torvalds 13327a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 13337a8cf29dSMark Haverkamp u64 lba; 13347a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 13357a8cf29dSMark Haverkamp case WRITE_6: 13367a8cf29dSMark Haverkamp case READ_6: 13377a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 13387a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 13397a8cf29dSMark Haverkamp break; 13407a8cf29dSMark Haverkamp case WRITE_16: 13417a8cf29dSMark Haverkamp case READ_16: 13427a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 13437a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 13447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 13457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 13467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 13477a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 13487a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 13497a8cf29dSMark Haverkamp break; 13507a8cf29dSMark Haverkamp case WRITE_12: 13517a8cf29dSMark Haverkamp case READ_12: 13527a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13537a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13547a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13557a8cf29dSMark Haverkamp break; 13567a8cf29dSMark Haverkamp default: 13577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13587a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13597a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13607a8cf29dSMark Haverkamp break; 13617a8cf29dSMark Haverkamp } 13627a8cf29dSMark Haverkamp printk(KERN_DEBUG 13637a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 13647a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 13657a8cf29dSMark Haverkamp } 13661da177e4SLinus Torvalds 1367125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 13681da177e4SLinus Torvalds 13691da177e4SLinus Torvalds if(scsicmd->use_sg) 13701da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 13715d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 13721da177e4SLinus Torvalds scsicmd->use_sg, 13731da177e4SLinus Torvalds scsicmd->sc_data_direction); 13741da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 13751da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 13761da177e4SLinus Torvalds scsicmd->request_bufflen, 13771da177e4SLinus Torvalds scsicmd->sc_data_direction); 13781da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 13791da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 13801da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13811da177e4SLinus Torvalds else { 13827c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1383e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 13841da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 13857c00ffa3SMark Haverkamp #endif 13861da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13871da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 13881da177e4SLinus Torvalds HARDWARE_ERROR, 13891da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13901da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13911da177e4SLinus Torvalds 0, 0); 13921da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13931da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 13941da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 13951da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 13961da177e4SLinus Torvalds } 1397bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1398bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13991da177e4SLinus Torvalds 14008e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 14011da177e4SLinus Torvalds } 14021da177e4SLinus Torvalds 14039e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 14041da177e4SLinus Torvalds { 14057a8cf29dSMark Haverkamp u64 lba; 14061da177e4SLinus Torvalds u32 count; 14071da177e4SLinus Torvalds int status; 14081da177e4SLinus Torvalds struct aac_dev *dev; 14091da177e4SLinus Torvalds struct fib * cmd_fibcontext; 14101da177e4SLinus Torvalds 14111da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 14121da177e4SLinus Torvalds /* 14131da177e4SLinus Torvalds * Get block address and transfer length 14141da177e4SLinus Torvalds */ 14157a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14167a8cf29dSMark Haverkamp case READ_6: 14179e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 14181da177e4SLinus Torvalds 14197a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14207a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14211da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 14221da177e4SLinus Torvalds 14231da177e4SLinus Torvalds if (count == 0) 14241da177e4SLinus Torvalds count = 256; 14257a8cf29dSMark Haverkamp break; 14267a8cf29dSMark Haverkamp case READ_16: 14279e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 14287a8cf29dSMark Haverkamp 14297a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14307a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14317a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14347a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14357a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14367a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 14377a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 14387a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 14397a8cf29dSMark Haverkamp break; 14407a8cf29dSMark Haverkamp case READ_12: 14419e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 14427a8cf29dSMark Haverkamp 14437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14447a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14457a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14467a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 14477a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14487a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14497a8cf29dSMark Haverkamp break; 14507a8cf29dSMark Haverkamp default: 14519e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 14521da177e4SLinus Torvalds 14537a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14547a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14557a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14561da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 14577a8cf29dSMark Haverkamp break; 14581da177e4SLinus Torvalds } 14597a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 14607c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1461e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 14627a8cf29dSMark Haverkamp return 0; 14631da177e4SLinus Torvalds /* 14641da177e4SLinus Torvalds * Alocate and initialize a Fib 14651da177e4SLinus Torvalds */ 1466bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 14671da177e4SLinus Torvalds return -1; 14681da177e4SLinus Torvalds } 14691da177e4SLinus Torvalds 1470e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 14711da177e4SLinus Torvalds 14721da177e4SLinus Torvalds /* 14731da177e4SLinus Torvalds * Check that the command queued to the controller 14741da177e4SLinus Torvalds */ 147577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 147677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14771da177e4SLinus Torvalds return 0; 147877d644d4SMark Haverkamp } 14791da177e4SLinus Torvalds 1480bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 14811da177e4SLinus Torvalds /* 14821da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 14831da177e4SLinus Torvalds */ 14841da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 14858e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1486bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1487bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 14881da177e4SLinus Torvalds return 0; 14891da177e4SLinus Torvalds } 14901da177e4SLinus Torvalds 14919e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 14921da177e4SLinus Torvalds { 14937a8cf29dSMark Haverkamp u64 lba; 14941da177e4SLinus Torvalds u32 count; 14951da177e4SLinus Torvalds int status; 14961da177e4SLinus Torvalds struct aac_dev *dev; 14971da177e4SLinus Torvalds struct fib * cmd_fibcontext; 14981da177e4SLinus Torvalds 14991da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15001da177e4SLinus Torvalds /* 15011da177e4SLinus Torvalds * Get block address and transfer length 15021da177e4SLinus Torvalds */ 15031da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 15041da177e4SLinus Torvalds { 15051da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15061da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15071da177e4SLinus Torvalds if (count == 0) 15081da177e4SLinus Torvalds count = 256; 15097a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 15109e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 15117a8cf29dSMark Haverkamp 15127a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15137a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15147a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15157a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15167a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15177a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15187a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15197a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 15207a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15217a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 15229e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 15237a8cf29dSMark Haverkamp 15247a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 15257a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15267a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 15277a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15281da177e4SLinus Torvalds } else { 15299e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 15307a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15311da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 15321da177e4SLinus Torvalds } 15337a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 15341da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1535e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15367a8cf29dSMark Haverkamp return 0; 15371da177e4SLinus Torvalds /* 15381da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 15391da177e4SLinus Torvalds */ 1540bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 15411da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 15428e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15431da177e4SLinus Torvalds return 0; 15441da177e4SLinus Torvalds } 15451da177e4SLinus Torvalds 1546e8f32de5SMark Haverkamp status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count); 15471da177e4SLinus Torvalds 15481da177e4SLinus Torvalds /* 15491da177e4SLinus Torvalds * Check that the command queued to the controller 15501da177e4SLinus Torvalds */ 155177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 155277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 15531da177e4SLinus Torvalds return 0; 15541da177e4SLinus Torvalds } 15551da177e4SLinus Torvalds 1556bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 15571da177e4SLinus Torvalds /* 15581da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 15591da177e4SLinus Torvalds */ 15601da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 15618e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15621da177e4SLinus Torvalds 1563bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1564bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 15651da177e4SLinus Torvalds return 0; 15661da177e4SLinus Torvalds } 15671da177e4SLinus Torvalds 15681da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 15691da177e4SLinus Torvalds { 15701da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 15711da177e4SLinus Torvalds struct scsi_cmnd *cmd; 15721da177e4SLinus Torvalds 15731da177e4SLinus Torvalds cmd = context; 157477d644d4SMark Haverkamp cmd->SCp.phase = AAC_OWNER_MIDLEVEL; 15751da177e4SLinus Torvalds 157603d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 157703d44337SMark Haverkamp return; 157803d44337SMark Haverkamp 15791da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 15801da177e4SLinus Torvalds smp_processor_id(), jiffies)); 15811da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 15821da177e4SLinus Torvalds 15831da177e4SLinus Torvalds 15841da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 15851da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 15861da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 15871da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15881da177e4SLinus Torvalds else { 15891da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 15901da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 1591e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 15921da177e4SLinus Torvalds printk(KERN_WARNING 15931da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 15941da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 15951da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 15961da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15971da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 15981da177e4SLinus Torvalds HARDWARE_ERROR, 15991da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 16001da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 16011da177e4SLinus Torvalds 0, 0); 16021da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 16031da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 16041da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 16051da177e4SLinus Torvalds } 16061da177e4SLinus Torvalds 1607bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1608bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 16098e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 16101da177e4SLinus Torvalds } 16111da177e4SLinus Torvalds 16129e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 16131da177e4SLinus Torvalds { 16141da177e4SLinus Torvalds int status; 16151da177e4SLinus Torvalds struct fib *cmd_fibcontext; 16161da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 16171da177e4SLinus Torvalds struct scsi_cmnd *cmd; 16181da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 16191da177e4SLinus Torvalds int active = 0; 162090ee3466SMark Haverkamp struct aac_dev *aac; 16211da177e4SLinus Torvalds unsigned long flags; 16221da177e4SLinus Torvalds 16231da177e4SLinus Torvalds /* 162477d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 162577d644d4SMark Haverkamp * specific target (block). 16261da177e4SLinus Torvalds */ 16271da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 16281da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 162977d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 16301da177e4SLinus Torvalds ++active; 16311da177e4SLinus Torvalds break; 16321da177e4SLinus Torvalds } 16331da177e4SLinus Torvalds 16341da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 16351da177e4SLinus Torvalds 16361da177e4SLinus Torvalds /* 16371da177e4SLinus Torvalds * Yield the processor (requeue for later) 16381da177e4SLinus Torvalds */ 16391da177e4SLinus Torvalds if (active) 16401da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 16411da177e4SLinus Torvalds 164290ee3466SMark Haverkamp aac = (struct aac_dev *)scsicmd->device->host->hostdata; 16438c867b25SMark Haverkamp if (aac->in_reset) 16448c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 16458c867b25SMark Haverkamp 16461da177e4SLinus Torvalds /* 16477c00ffa3SMark Haverkamp * Allocate and initialize a Fib 16481da177e4SLinus Torvalds */ 164990ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 16501da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 16511da177e4SLinus Torvalds 1652bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 16531da177e4SLinus Torvalds 16541da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 16551da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 16561da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 16579e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 16581da177e4SLinus Torvalds synchronizecmd->count = 16591da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 16601da177e4SLinus Torvalds 16611da177e4SLinus Torvalds /* 16621da177e4SLinus Torvalds * Now send the Fib to the adapter 16631da177e4SLinus Torvalds */ 1664bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 16651da177e4SLinus Torvalds cmd_fibcontext, 16661da177e4SLinus Torvalds sizeof(struct aac_synchronize), 16671da177e4SLinus Torvalds FsaNormal, 16681da177e4SLinus Torvalds 0, 1, 16691da177e4SLinus Torvalds (fib_callback)synchronize_callback, 16701da177e4SLinus Torvalds (void *)scsicmd); 16711da177e4SLinus Torvalds 16721da177e4SLinus Torvalds /* 16731da177e4SLinus Torvalds * Check that the command queued to the controller 16741da177e4SLinus Torvalds */ 167577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 167677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16771da177e4SLinus Torvalds return 0; 167877d644d4SMark Haverkamp } 16791da177e4SLinus Torvalds 16801da177e4SLinus Torvalds printk(KERN_WARNING 1681bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1682bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1683bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16841da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 16851da177e4SLinus Torvalds } 16861da177e4SLinus Torvalds 16871da177e4SLinus Torvalds /** 16881da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 16891da177e4SLinus Torvalds * @scsicmd: SCSI command block 16901da177e4SLinus Torvalds * 16911da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 16921da177e4SLinus Torvalds * aacraid firmware. 16931da177e4SLinus Torvalds */ 16941da177e4SLinus Torvalds 16951da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 16961da177e4SLinus Torvalds { 16971da177e4SLinus Torvalds u32 cid = 0; 16981da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 16991da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 17001da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 17011da177e4SLinus Torvalds 170290ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 170390ee3466SMark Haverkamp return -1; 17041da177e4SLinus Torvalds /* 17051da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 17061da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 17071da177e4SLinus Torvalds * itself. 17081da177e4SLinus Torvalds */ 1709422c0d61SJeff Garzik if (scmd_id(scsicmd) != host->this_id) { 1710e5718774SMark Haverkamp if ((scmd_channel(scsicmd) == CONTAINER_CHANNEL)) { 1711e5718774SMark Haverkamp if((scmd_id(scsicmd) >= dev->maximum_num_containers) || 1712e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 17131da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17141da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17151da177e4SLinus Torvalds return 0; 17161da177e4SLinus Torvalds } 1717e5718774SMark Haverkamp cid = scmd_id(scsicmd); 17181da177e4SLinus Torvalds 17191da177e4SLinus Torvalds /* 17201da177e4SLinus Torvalds * If the target container doesn't exist, it may have 17211da177e4SLinus Torvalds * been newly created 17221da177e4SLinus Torvalds */ 17231da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 17241da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17257a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 17267a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 17277a8cf29dSMark Haverkamp !(dev->raw_io_64) || 17287a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 17297a8cf29dSMark Haverkamp break; 17301da177e4SLinus Torvalds case INQUIRY: 17311da177e4SLinus Torvalds case READ_CAPACITY: 17321da177e4SLinus Torvalds case TEST_UNIT_READY: 17338c867b25SMark Haverkamp if (dev->in_reset) 17348c867b25SMark Haverkamp return -1; 1735fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1736fe76df42SMark Haverkamp aac_probe_container_callback2); 17371da177e4SLinus Torvalds default: 17381da177e4SLinus Torvalds break; 17391da177e4SLinus Torvalds } 17401da177e4SLinus Torvalds } 17411da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1742653ba58dSMark Haverkamp if ((dev->nondasd_support == 1) || expose_physicals) { 17438c867b25SMark Haverkamp if (dev->in_reset) 17448c867b25SMark Haverkamp return -1; 17451da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 17461da177e4SLinus Torvalds } else { 17471da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17481da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17491da177e4SLinus Torvalds return 0; 17501da177e4SLinus Torvalds } 17511da177e4SLinus Torvalds } 17521da177e4SLinus Torvalds } 17531da177e4SLinus Torvalds /* 17541da177e4SLinus Torvalds * else Command for the controller itself 17551da177e4SLinus Torvalds */ 17561da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 17571da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 17581da177e4SLinus Torvalds { 17591da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 17601da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17611da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17621da177e4SLinus Torvalds ILLEGAL_REQUEST, 17631da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 17641da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17651da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17661da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17671da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17681da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17691da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17701da177e4SLinus Torvalds return 0; 17711da177e4SLinus Torvalds } 17721da177e4SLinus Torvalds 17731da177e4SLinus Torvalds 17741da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 17751da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17761da177e4SLinus Torvalds case INQUIRY: 17771da177e4SLinus Torvalds { 17783b2946ccSMark Haverkamp struct inquiry_data inq_data; 17791da177e4SLinus Torvalds 1780e5718774SMark Haverkamp dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scmd_id(scsicmd))); 17813b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 17821da177e4SLinus Torvalds 17833b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 17843b2946ccSMark 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 */ 17853b2946ccSMark Haverkamp inq_data.inqd_len = 31; 17861da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 17873b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 17881da177e4SLinus Torvalds /* 17891da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 17901da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 17911da177e4SLinus Torvalds */ 1792422c0d61SJeff Garzik if (scmd_id(scsicmd) == host->this_id) { 17936391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 17943b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 17953b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 17961da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17971da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17981da177e4SLinus Torvalds return 0; 17991da177e4SLinus Torvalds } 18008c867b25SMark Haverkamp if (dev->in_reset) 18018c867b25SMark Haverkamp return -1; 1802794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 18033b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 18043b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 18059e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 18061da177e4SLinus Torvalds } 18077a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 18087a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 18097a8cf29dSMark Haverkamp !(dev->raw_io_64) || 18107a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 18117a8cf29dSMark Haverkamp break; 18127a8cf29dSMark Haverkamp { 18137a8cf29dSMark Haverkamp u64 capacity; 181407ce5ebaSMark Haverkamp char cp[13]; 18157a8cf29dSMark Haverkamp 18167a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 18177a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 18187a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 18197a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 18207a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 18217a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 18227a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 18237a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 18247a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 18257a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 18267a8cf29dSMark Haverkamp cp[8] = 0; 18277a8cf29dSMark Haverkamp cp[9] = 0; 18287a8cf29dSMark Haverkamp cp[10] = 2; 18297a8cf29dSMark Haverkamp cp[11] = 0; 183007ce5ebaSMark Haverkamp cp[12] = 0; 183107ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 18321241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 183307ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 183407ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 183507ce5ebaSMark Haverkamp 183607ce5ebaSMark Haverkamp memset(cp, 0, offset); 183707ce5ebaSMark Haverkamp do { 18381241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 18391241f359SMark Haverkamp sizeof(cp)); 184007ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 184107ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 184207ce5ebaSMark Haverkamp } 18437a8cf29dSMark Haverkamp 18447a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18457a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18467a8cf29dSMark Haverkamp 18477a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18487a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 18497a8cf29dSMark Haverkamp 18507a8cf29dSMark Haverkamp return 0; 18517a8cf29dSMark Haverkamp } 18527a8cf29dSMark Haverkamp 18531da177e4SLinus Torvalds case READ_CAPACITY: 18541da177e4SLinus Torvalds { 18551da177e4SLinus Torvalds u32 capacity; 18563b2946ccSMark Haverkamp char cp[8]; 18571da177e4SLinus Torvalds 18581da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 18597a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 18601da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 18611da177e4SLinus Torvalds else 18621da177e4SLinus Torvalds capacity = (u32)-1; 18633b2946ccSMark Haverkamp 18641da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 18651da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 18661da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 18671da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 18681da177e4SLinus Torvalds cp[4] = 0; 18691da177e4SLinus Torvalds cp[5] = 0; 18701da177e4SLinus Torvalds cp[6] = 2; 18711da177e4SLinus Torvalds cp[7] = 0; 18723b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 18737a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18747a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18751da177e4SLinus Torvalds 18761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18771da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18781da177e4SLinus Torvalds 18791da177e4SLinus Torvalds return 0; 18801da177e4SLinus Torvalds } 18811da177e4SLinus Torvalds 18821da177e4SLinus Torvalds case MODE_SENSE: 18831da177e4SLinus Torvalds { 18843b2946ccSMark Haverkamp char mode_buf[4]; 18851da177e4SLinus Torvalds 18861da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 18871da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 18881da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 18891da177e4SLinus Torvalds mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 18901da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 18911da177e4SLinus Torvalds 18923b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 18931da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18941da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18951da177e4SLinus Torvalds 18961da177e4SLinus Torvalds return 0; 18971da177e4SLinus Torvalds } 18981da177e4SLinus Torvalds case MODE_SENSE_10: 18991da177e4SLinus Torvalds { 19003b2946ccSMark Haverkamp char mode_buf[8]; 19011da177e4SLinus Torvalds 19021da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 19031da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 19041da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 19051da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 19061da177e4SLinus Torvalds mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 19071da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 19081da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 19091da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 19101da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 19113b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 19121da177e4SLinus Torvalds 19131da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19141da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19151da177e4SLinus Torvalds 19161da177e4SLinus Torvalds return 0; 19171da177e4SLinus Torvalds } 19181da177e4SLinus Torvalds case REQUEST_SENSE: 19191da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 19201da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 19211da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 19221da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19231da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19241da177e4SLinus Torvalds return 0; 19251da177e4SLinus Torvalds 19261da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 19271da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 19281da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 19291da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 19301da177e4SLinus Torvalds else 19311da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 19321da177e4SLinus Torvalds 19331da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19341da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19351da177e4SLinus Torvalds return 0; 19361da177e4SLinus Torvalds /* 19371da177e4SLinus Torvalds * These commands are all No-Ops 19381da177e4SLinus Torvalds */ 19391da177e4SLinus Torvalds case TEST_UNIT_READY: 19401da177e4SLinus Torvalds case RESERVE: 19411da177e4SLinus Torvalds case RELEASE: 19421da177e4SLinus Torvalds case REZERO_UNIT: 19431da177e4SLinus Torvalds case REASSIGN_BLOCKS: 19441da177e4SLinus Torvalds case SEEK_10: 19451da177e4SLinus Torvalds case START_STOP: 19461da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19471da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19481da177e4SLinus Torvalds return 0; 19491da177e4SLinus Torvalds } 19501da177e4SLinus Torvalds 19511da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 19521da177e4SLinus Torvalds { 19531da177e4SLinus Torvalds case READ_6: 19541da177e4SLinus Torvalds case READ_10: 19557a8cf29dSMark Haverkamp case READ_12: 19567a8cf29dSMark Haverkamp case READ_16: 19578c867b25SMark Haverkamp if (dev->in_reset) 19588c867b25SMark Haverkamp return -1; 19591da177e4SLinus Torvalds /* 19601da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 19611da177e4SLinus Torvalds * corresponds to a container. Needed to convert 19621da177e4SLinus Torvalds * containers to /dev/sd device names 19631da177e4SLinus Torvalds */ 19641da177e4SLinus Torvalds 19651da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 19667a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 19671da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 19687a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 19697a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 197077d644d4SMark Haverkamp 19719e7c349cSMark Haverkamp return aac_read(scsicmd); 19721da177e4SLinus Torvalds 19731da177e4SLinus Torvalds case WRITE_6: 19741da177e4SLinus Torvalds case WRITE_10: 19757a8cf29dSMark Haverkamp case WRITE_12: 19767a8cf29dSMark Haverkamp case WRITE_16: 19778c867b25SMark Haverkamp if (dev->in_reset) 19788c867b25SMark Haverkamp return -1; 19799e7c349cSMark Haverkamp return aac_write(scsicmd); 19801da177e4SLinus Torvalds 19811da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 19821da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 19839e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 19841da177e4SLinus Torvalds 19851da177e4SLinus Torvalds default: 19861da177e4SLinus Torvalds /* 19871da177e4SLinus Torvalds * Unhandled commands 19881da177e4SLinus Torvalds */ 19897c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 19901da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19911da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 19921da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 19931da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 19941da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 19951da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 19961da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 19971da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 19981da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19991da177e4SLinus Torvalds return 0; 20001da177e4SLinus Torvalds } 20011da177e4SLinus Torvalds } 20021da177e4SLinus Torvalds 20031da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 20041da177e4SLinus Torvalds { 20051da177e4SLinus Torvalds struct aac_query_disk qd; 20061da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20071da177e4SLinus Torvalds 20081da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 200990ee3466SMark Haverkamp if (!fsa_dev_ptr) 201065101355SMark Haverkamp return -EBUSY; 20111da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 20121da177e4SLinus Torvalds return -EFAULT; 20131da177e4SLinus Torvalds if (qd.cnum == -1) 2014e5718774SMark Haverkamp qd.cnum = qd.id; 20151da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 20161da177e4SLinus Torvalds { 20171da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 20181da177e4SLinus Torvalds return -EINVAL; 20191da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 20201da177e4SLinus Torvalds qd.bus = 0; 20211da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 20221da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 20231da177e4SLinus Torvalds } 20241da177e4SLinus Torvalds else return -EINVAL; 20251da177e4SLinus Torvalds 20261da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 20271da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 20281da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 20291da177e4SLinus Torvalds 20301da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 20311da177e4SLinus Torvalds qd.unmapped = 1; 20321da177e4SLinus Torvalds else 20331da177e4SLinus Torvalds qd.unmapped = 0; 20341da177e4SLinus Torvalds 20351da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 20361da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 20371da177e4SLinus Torvalds 20381da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 20391da177e4SLinus Torvalds return -EFAULT; 20401da177e4SLinus Torvalds return 0; 20411da177e4SLinus Torvalds } 20421da177e4SLinus Torvalds 20431da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 20441da177e4SLinus Torvalds { 20451da177e4SLinus Torvalds struct aac_delete_disk dd; 20461da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20471da177e4SLinus Torvalds 20481da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 204965101355SMark Haverkamp if (!fsa_dev_ptr) 205065101355SMark Haverkamp return -EBUSY; 20511da177e4SLinus Torvalds 20521da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 20531da177e4SLinus Torvalds return -EFAULT; 20541da177e4SLinus Torvalds 20551da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 20561da177e4SLinus Torvalds return -EINVAL; 20571da177e4SLinus Torvalds /* 20581da177e4SLinus Torvalds * Mark this container as being deleted. 20591da177e4SLinus Torvalds */ 20601da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 20611da177e4SLinus Torvalds /* 20621da177e4SLinus Torvalds * Mark the container as no longer valid 20631da177e4SLinus Torvalds */ 20641da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 20651da177e4SLinus Torvalds return 0; 20661da177e4SLinus Torvalds } 20671da177e4SLinus Torvalds 20681da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 20691da177e4SLinus Torvalds { 20701da177e4SLinus Torvalds struct aac_delete_disk dd; 20711da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20721da177e4SLinus Torvalds 20731da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 207490ee3466SMark Haverkamp if (!fsa_dev_ptr) 207565101355SMark Haverkamp return -EBUSY; 20761da177e4SLinus Torvalds 20771da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 20781da177e4SLinus Torvalds return -EFAULT; 20791da177e4SLinus Torvalds 20801da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 20811da177e4SLinus Torvalds return -EINVAL; 20821da177e4SLinus Torvalds /* 20831da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 20841da177e4SLinus Torvalds */ 20851da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 20861da177e4SLinus Torvalds return -EBUSY; 20871da177e4SLinus Torvalds else { 20881da177e4SLinus Torvalds /* 20891da177e4SLinus Torvalds * Mark the container as no longer being valid. 20901da177e4SLinus Torvalds */ 20911da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 20921da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 20931da177e4SLinus Torvalds return 0; 20941da177e4SLinus Torvalds } 20951da177e4SLinus Torvalds } 20961da177e4SLinus Torvalds 20971da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 20981da177e4SLinus Torvalds { 20991da177e4SLinus Torvalds switch (cmd) { 21001da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 21011da177e4SLinus Torvalds return query_disk(dev, arg); 21021da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 21031da177e4SLinus Torvalds return delete_disk(dev, arg); 21041da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 21051da177e4SLinus Torvalds return force_delete_disk(dev, arg); 21061da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 21071da177e4SLinus Torvalds return aac_get_containers(dev); 21081da177e4SLinus Torvalds default: 21091da177e4SLinus Torvalds return -ENOTTY; 21101da177e4SLinus Torvalds } 21111da177e4SLinus Torvalds } 21121da177e4SLinus Torvalds 21131da177e4SLinus Torvalds /** 21141da177e4SLinus Torvalds * 21151da177e4SLinus Torvalds * aac_srb_callback 21161da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 21171da177e4SLinus Torvalds * @fibptr: pointer to the fib 21181da177e4SLinus Torvalds * 21191da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 21201da177e4SLinus Torvalds * 21211da177e4SLinus Torvalds */ 21221da177e4SLinus Torvalds 21231da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 21241da177e4SLinus Torvalds { 21251da177e4SLinus Torvalds struct aac_dev *dev; 21261da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 21271da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21281da177e4SLinus Torvalds 21291da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 213077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 213103d44337SMark Haverkamp 213203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 213303d44337SMark Haverkamp return; 213403d44337SMark Haverkamp 21351da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21361da177e4SLinus Torvalds 2137125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 21381da177e4SLinus Torvalds 21391da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 21401da177e4SLinus Torvalds 21411da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 21421da177e4SLinus Torvalds /* 21431da177e4SLinus Torvalds * Calculate resid for sg 21441da177e4SLinus Torvalds */ 21451da177e4SLinus Torvalds 21461da177e4SLinus Torvalds scsicmd->resid = scsicmd->request_bufflen - 21471da177e4SLinus Torvalds le32_to_cpu(srbreply->data_xfer_length); 21481da177e4SLinus Torvalds 21491da177e4SLinus Torvalds if(scsicmd->use_sg) 21501da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 21515d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 21521da177e4SLinus Torvalds scsicmd->use_sg, 21531da177e4SLinus Torvalds scsicmd->sc_data_direction); 21541da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 21551da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, 21561da177e4SLinus Torvalds scsicmd->sc_data_direction); 21571da177e4SLinus Torvalds 21581da177e4SLinus Torvalds /* 21591da177e4SLinus Torvalds * First check the fib status 21601da177e4SLinus Torvalds */ 21611da177e4SLinus Torvalds 21621da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 21631da177e4SLinus Torvalds int len; 21641da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 21651da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 21661da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 21671da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 21681da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 21691da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 21701da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 21711da177e4SLinus Torvalds } 21721da177e4SLinus Torvalds 21731da177e4SLinus Torvalds /* 21741da177e4SLinus Torvalds * Next check the srb status 21751da177e4SLinus Torvalds */ 21761da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 21771da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 21781da177e4SLinus Torvalds case SRB_STATUS_PENDING: 21791da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 21801da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 21811da177e4SLinus Torvalds break; 21821da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 21831da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 21841da177e4SLinus Torvalds case READ_6: 21851da177e4SLinus Torvalds case WRITE_6: 21861da177e4SLinus Torvalds case READ_10: 21871da177e4SLinus Torvalds case WRITE_10: 21881da177e4SLinus Torvalds case READ_12: 21891da177e4SLinus Torvalds case WRITE_12: 21907a8cf29dSMark Haverkamp case READ_16: 21917a8cf29dSMark Haverkamp case WRITE_16: 21921da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 21931da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 21941da177e4SLinus Torvalds } else { 21951da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 21961da177e4SLinus Torvalds } 21971da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 21981da177e4SLinus Torvalds break; 21991da177e4SLinus Torvalds case INQUIRY: { 22001da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22011da177e4SLinus Torvalds break; 22021da177e4SLinus Torvalds } 22031da177e4SLinus Torvalds default: 22041da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22051da177e4SLinus Torvalds break; 22061da177e4SLinus Torvalds } 22071da177e4SLinus Torvalds break; 22081da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 22091da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 22101da177e4SLinus Torvalds break; 22111da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 22121da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 22131da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 22141da177e4SLinus Torvalds break; 22151da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 22161da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 22171da177e4SLinus Torvalds break; 22181da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 22191da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 22201da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 22211da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 22221da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 22231da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22241da177e4SLinus Torvalds break; 22251da177e4SLinus Torvalds 22261da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 22271da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 22281da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 22291da177e4SLinus Torvalds break; 22301da177e4SLinus Torvalds 22311da177e4SLinus Torvalds case SRB_STATUS_BUSY: 22321da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22331da177e4SLinus Torvalds break; 22341da177e4SLinus Torvalds 22351da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 22361da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 22371da177e4SLinus Torvalds break; 22381da177e4SLinus Torvalds 22391da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 22401da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 22411da177e4SLinus Torvalds break; 22421da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 22431da177e4SLinus Torvalds case SRB_STATUS_ERROR: 22441da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 22451da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 22461da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 22471da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 22481da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 22491da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 22501da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 22511da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 22521da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 22531da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 22541da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 22551da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 22561da177e4SLinus Torvalds default: 22571da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22581da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 22591da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 22601da177e4SLinus Torvalds aac_get_status_string( 22611da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 22621da177e4SLinus Torvalds scsicmd->cmnd[0], 22631da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 22641da177e4SLinus Torvalds #endif 22651da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 22661da177e4SLinus Torvalds break; 22671da177e4SLinus Torvalds } 22681da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 22691da177e4SLinus Torvalds int len; 22701da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 22711da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 22721da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 22731da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 22741da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 22751da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22767a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 22777a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 22781da177e4SLinus Torvalds #endif 22791da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 22801da177e4SLinus Torvalds 22811da177e4SLinus Torvalds } 22821da177e4SLinus Torvalds /* 22831da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 22841da177e4SLinus Torvalds */ 22851da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 22861da177e4SLinus Torvalds 2287bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2288bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 22898e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22901da177e4SLinus Torvalds } 22911da177e4SLinus Torvalds 22921da177e4SLinus Torvalds /** 22931da177e4SLinus Torvalds * 22941da177e4SLinus Torvalds * aac_send_scb_fib 22951da177e4SLinus Torvalds * @scsicmd: the scsi command block 22961da177e4SLinus Torvalds * 22971da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 22981da177e4SLinus Torvalds * scsicmd passed in. 22991da177e4SLinus Torvalds */ 23001da177e4SLinus Torvalds 23011da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 23021da177e4SLinus Torvalds { 23031da177e4SLinus Torvalds struct fib* cmd_fibcontext; 23041da177e4SLinus Torvalds struct aac_dev* dev; 23051da177e4SLinus Torvalds int status; 23061da177e4SLinus Torvalds 230784971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2308e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 230984971738SMark Haverkamp scsicmd->device->lun > 7) { 23101da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23111da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23121da177e4SLinus Torvalds return 0; 23131da177e4SLinus Torvalds } 23141da177e4SLinus Torvalds 23151da177e4SLinus Torvalds /* 23161da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 23171da177e4SLinus Torvalds */ 2318bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 23191da177e4SLinus Torvalds return -1; 23201da177e4SLinus Torvalds } 2321e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 23221da177e4SLinus Torvalds 23231da177e4SLinus Torvalds /* 23241da177e4SLinus Torvalds * Check that the command queued to the controller 23251da177e4SLinus Torvalds */ 23261da177e4SLinus Torvalds if (status == -EINPROGRESS) { 232777d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23281da177e4SLinus Torvalds return 0; 23291da177e4SLinus Torvalds } 23301da177e4SLinus Torvalds 2331bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2332bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2333bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23341da177e4SLinus Torvalds 23351da177e4SLinus Torvalds return -1; 23361da177e4SLinus Torvalds } 23371da177e4SLinus Torvalds 23381da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 23391da177e4SLinus Torvalds { 23401da177e4SLinus Torvalds struct aac_dev *dev; 23411da177e4SLinus Torvalds unsigned long byte_count = 0; 23421da177e4SLinus Torvalds 23431da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23441da177e4SLinus Torvalds // Get rid of old data 23451da177e4SLinus Torvalds psg->count = 0; 23461da177e4SLinus Torvalds psg->sg[0].addr = 0; 23471da177e4SLinus Torvalds psg->sg[0].count = 0; 23481da177e4SLinus Torvalds if (scsicmd->use_sg) { 23491da177e4SLinus Torvalds struct scatterlist *sg; 23501da177e4SLinus Torvalds int i; 23511da177e4SLinus Torvalds int sg_count; 23521da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 23531da177e4SLinus Torvalds 23541da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 23551da177e4SLinus Torvalds scsicmd->sc_data_direction); 23561da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 23571da177e4SLinus Torvalds 23581da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 23591da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 23601da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 23611da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 23621da177e4SLinus Torvalds sg++; 23631da177e4SLinus Torvalds } 23641da177e4SLinus Torvalds /* hba wants the size to be exact */ 23651da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 236656b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 236756b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 236856b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 23691da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 23701da177e4SLinus Torvalds } 23711da177e4SLinus Torvalds /* Check for command underflow */ 23721da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23731da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23741da177e4SLinus Torvalds byte_count, scsicmd->underflow); 23751da177e4SLinus Torvalds } 23761da177e4SLinus Torvalds } 23771da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 23783c1e0ccaSMark Haverkamp u32 addr; 23793c1e0ccaSMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 23801da177e4SLinus Torvalds scsicmd->request_buffer, 23811da177e4SLinus Torvalds scsicmd->request_bufflen, 23821da177e4SLinus Torvalds scsicmd->sc_data_direction); 23833c1e0ccaSMark Haverkamp addr = scsicmd->SCp.dma_handle; 23841da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 23851da177e4SLinus Torvalds psg->sg[0].addr = cpu_to_le32(addr); 23861da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 23871da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 23881da177e4SLinus Torvalds } 23891da177e4SLinus Torvalds return byte_count; 23901da177e4SLinus Torvalds } 23911da177e4SLinus Torvalds 23921da177e4SLinus Torvalds 23931da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 23941da177e4SLinus Torvalds { 23951da177e4SLinus Torvalds struct aac_dev *dev; 23961da177e4SLinus Torvalds unsigned long byte_count = 0; 239756b58712SMark Haverkamp u64 addr; 23981da177e4SLinus Torvalds 23991da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24001da177e4SLinus Torvalds // Get rid of old data 24011da177e4SLinus Torvalds psg->count = 0; 24021da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 24031da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 24041da177e4SLinus Torvalds psg->sg[0].count = 0; 24051da177e4SLinus Torvalds if (scsicmd->use_sg) { 24061da177e4SLinus Torvalds struct scatterlist *sg; 24071da177e4SLinus Torvalds int i; 24081da177e4SLinus Torvalds int sg_count; 24091da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 24101da177e4SLinus Torvalds 24111da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 24121da177e4SLinus Torvalds scsicmd->sc_data_direction); 24131da177e4SLinus Torvalds 24141da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 24151241f359SMark Haverkamp int count = sg_dma_len(sg); 241656b58712SMark Haverkamp addr = sg_dma_address(sg); 241756b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 241856b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 24191241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24201241f359SMark Haverkamp byte_count += count; 24211da177e4SLinus Torvalds sg++; 24221da177e4SLinus Torvalds } 24231241f359SMark Haverkamp psg->count = cpu_to_le32(sg_count); 24241da177e4SLinus Torvalds /* hba wants the size to be exact */ 24251da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 242656b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 242756b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 242856b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 24291da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 24301da177e4SLinus Torvalds } 24311da177e4SLinus Torvalds /* Check for command underflow */ 24321da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24331da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24341da177e4SLinus Torvalds byte_count, scsicmd->underflow); 24351da177e4SLinus Torvalds } 24361da177e4SLinus Torvalds } 24371da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 24381241f359SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 24391da177e4SLinus Torvalds scsicmd->request_buffer, 24401da177e4SLinus Torvalds scsicmd->request_bufflen, 24411da177e4SLinus Torvalds scsicmd->sc_data_direction); 24421241f359SMark Haverkamp addr = scsicmd->SCp.dma_handle; 24431da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 244456b58712SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); 244556b58712SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); 24461da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 24471da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 24481da177e4SLinus Torvalds } 24491da177e4SLinus Torvalds return byte_count; 24501da177e4SLinus Torvalds } 24511da177e4SLinus Torvalds 24520e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 24530e68c003SMark Haverkamp { 24540e68c003SMark Haverkamp struct Scsi_Host *host = scsicmd->device->host; 24550e68c003SMark Haverkamp struct aac_dev *dev = (struct aac_dev *)host->hostdata; 24560e68c003SMark Haverkamp unsigned long byte_count = 0; 24570e68c003SMark Haverkamp 24580e68c003SMark Haverkamp // Get rid of old data 24590e68c003SMark Haverkamp psg->count = 0; 24600e68c003SMark Haverkamp psg->sg[0].next = 0; 24610e68c003SMark Haverkamp psg->sg[0].prev = 0; 24620e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 24630e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 24640e68c003SMark Haverkamp psg->sg[0].count = 0; 24650e68c003SMark Haverkamp psg->sg[0].flags = 0; 24660e68c003SMark Haverkamp if (scsicmd->use_sg) { 24670e68c003SMark Haverkamp struct scatterlist *sg; 24680e68c003SMark Haverkamp int i; 24690e68c003SMark Haverkamp int sg_count; 24700e68c003SMark Haverkamp sg = (struct scatterlist *) scsicmd->request_buffer; 24710e68c003SMark Haverkamp 24720e68c003SMark Haverkamp sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 24730e68c003SMark Haverkamp scsicmd->sc_data_direction); 24740e68c003SMark Haverkamp 24750e68c003SMark Haverkamp for (i = 0; i < sg_count; i++) { 24760e68c003SMark Haverkamp int count = sg_dma_len(sg); 24770e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 24780e68c003SMark Haverkamp psg->sg[i].next = 0; 24790e68c003SMark Haverkamp psg->sg[i].prev = 0; 24800e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 24810e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 24820e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24830e68c003SMark Haverkamp psg->sg[i].flags = 0; 24840e68c003SMark Haverkamp byte_count += count; 24850e68c003SMark Haverkamp sg++; 24860e68c003SMark Haverkamp } 24870e68c003SMark Haverkamp psg->count = cpu_to_le32(sg_count); 24880e68c003SMark Haverkamp /* hba wants the size to be exact */ 24890e68c003SMark Haverkamp if(byte_count > scsicmd->request_bufflen){ 24900e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 24910e68c003SMark Haverkamp (byte_count - scsicmd->request_bufflen); 24920e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 24930e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 24940e68c003SMark Haverkamp } 24950e68c003SMark Haverkamp /* Check for command underflow */ 24960e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24970e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24980e68c003SMark Haverkamp byte_count, scsicmd->underflow); 24990e68c003SMark Haverkamp } 25000e68c003SMark Haverkamp } 25010e68c003SMark Haverkamp else if(scsicmd->request_bufflen) { 25020e68c003SMark Haverkamp int count; 25030e68c003SMark Haverkamp u64 addr; 25040e68c003SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 25050e68c003SMark Haverkamp scsicmd->request_buffer, 25060e68c003SMark Haverkamp scsicmd->request_bufflen, 25070e68c003SMark Haverkamp scsicmd->sc_data_direction); 25080e68c003SMark Haverkamp addr = scsicmd->SCp.dma_handle; 25090e68c003SMark Haverkamp count = scsicmd->request_bufflen; 25100e68c003SMark Haverkamp psg->count = cpu_to_le32(1); 25110e68c003SMark Haverkamp psg->sg[0].next = 0; 25120e68c003SMark Haverkamp psg->sg[0].prev = 0; 25130e68c003SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); 25140e68c003SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 25150e68c003SMark Haverkamp psg->sg[0].count = cpu_to_le32(count); 25160e68c003SMark Haverkamp psg->sg[0].flags = 0; 25170e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 25180e68c003SMark Haverkamp } 25190e68c003SMark Haverkamp return byte_count; 25200e68c003SMark Haverkamp } 25210e68c003SMark Haverkamp 25221da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25231da177e4SLinus Torvalds 25241da177e4SLinus Torvalds struct aac_srb_status_info { 25251da177e4SLinus Torvalds u32 status; 25261da177e4SLinus Torvalds char *str; 25271da177e4SLinus Torvalds }; 25281da177e4SLinus Torvalds 25291da177e4SLinus Torvalds 25301da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 25311da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 25321da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 25331da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 25341da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 25351da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 25361da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 25371da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 25381da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 25391da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 25401da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 25411da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 25421da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 25431da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 25441da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 25451da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 25461da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 25471da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 25481da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 25491da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 25501da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 25511da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 25521da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 25531da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 25541da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 25551da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 25561da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 25571da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 25581da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 25591da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 25601da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 25611da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 25621da177e4SLinus Torvalds { 0xff, "Unknown Error"} 25631da177e4SLinus Torvalds }; 25641da177e4SLinus Torvalds 25651da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 25661da177e4SLinus Torvalds { 25671da177e4SLinus Torvalds int i; 25681da177e4SLinus Torvalds 25696391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 25706391a113STobias Klauser if (srb_status_info[i].status == status) 25711da177e4SLinus Torvalds return srb_status_info[i].str; 25721da177e4SLinus Torvalds 25731da177e4SLinus Torvalds return "Bad Status Code"; 25741da177e4SLinus Torvalds } 25751da177e4SLinus Torvalds 25761da177e4SLinus Torvalds #endif 2577