11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 31da177e4SLinus Torvalds * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 803d44337SMark Haverkamp * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) 91da177e4SLinus Torvalds * 101da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 111da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 121da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 131da177e4SLinus Torvalds * any later version. 141da177e4SLinus Torvalds * 151da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 161da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 171da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 181da177e4SLinus Torvalds * GNU General Public License for more details. 191da177e4SLinus Torvalds * 201da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 211da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 221da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 231da177e4SLinus Torvalds * 241da177e4SLinus Torvalds */ 251da177e4SLinus Torvalds 261da177e4SLinus Torvalds #include <linux/kernel.h> 271da177e4SLinus Torvalds #include <linux/init.h> 281da177e4SLinus Torvalds #include <linux/types.h> 291da177e4SLinus Torvalds #include <linux/pci.h> 301da177e4SLinus Torvalds #include <linux/spinlock.h> 311da177e4SLinus Torvalds #include <linux/slab.h> 321da177e4SLinus Torvalds #include <linux/completion.h> 331da177e4SLinus Torvalds #include <linux/blkdev.h> 34910638aeSMatthias Gehre #include <linux/dma-mapping.h> 351da177e4SLinus Torvalds #include <asm/semaphore.h> 361da177e4SLinus Torvalds #include <asm/uaccess.h> 371da177e4SLinus Torvalds 381da177e4SLinus Torvalds #include <scsi/scsi.h> 391da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 401da177e4SLinus Torvalds #include <scsi/scsi_device.h> 411da177e4SLinus Torvalds #include <scsi/scsi_host.h> 421da177e4SLinus Torvalds 431da177e4SLinus Torvalds #include "aacraid.h" 441da177e4SLinus Torvalds 451da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 461da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 471da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 481da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 491da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 511da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 521da177e4SLinus Torvalds 531da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 541da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 551da177e4SLinus Torvalds 561da177e4SLinus Torvalds /* 571da177e4SLinus Torvalds * Sense codes 581da177e4SLinus Torvalds */ 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 611da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 621da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 631da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 641da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 651da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 661da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 671da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 681da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 691da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 701da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 711da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 721da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 731da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 741da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 751da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 761da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 771da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 781da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 791da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 801da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 811da177e4SLinus Torvalds 821da177e4SLinus Torvalds /* 831da177e4SLinus Torvalds * Additional sense codes 841da177e4SLinus Torvalds */ 851da177e4SLinus Torvalds 861da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 871da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 881da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 891da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 901da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 911da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 921da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 931da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 941da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 951da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 961da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 971da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 981da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 991da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1001da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1011da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1021da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1031da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1041da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1051da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1061da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1071da177e4SLinus Torvalds 1081da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1091da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1101da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1111da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1121da177e4SLinus Torvalds 1131da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1141da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1151da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1161da177e4SLinus Torvalds /* SCSI inquiry data */ 1171da177e4SLinus Torvalds struct inquiry_data { 1181da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1191da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1201da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1211da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1221da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1231da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1241da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1251da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1261da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1271da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1281da177e4SLinus Torvalds }; 1291da177e4SLinus Torvalds 1301da177e4SLinus Torvalds /* 1311da177e4SLinus Torvalds * M O D U L E G L O B A L S 1321da177e4SLinus Torvalds */ 1331da177e4SLinus Torvalds 1341da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); 1351da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); 1360e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); 1371da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 1381da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 1391da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 1401da177e4SLinus Torvalds #endif 1411da177e4SLinus Torvalds 1421da177e4SLinus Torvalds /* 1431da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 1441da177e4SLinus Torvalds */ 1451da177e4SLinus Torvalds 1461da177e4SLinus Torvalds static int nondasd = -1; 1471da177e4SLinus Torvalds static int dacmode = -1; 1481da177e4SLinus Torvalds 1491208bab5SSalyzyn, Mark int aac_commit = -1; 150404d9a90SMark Haverkamp int startup_timeout = 180; 151404d9a90SMark Haverkamp int aif_timeout = 120; 1521da177e4SLinus Torvalds 1539a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 1541da177e4SLinus Torvalds MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); 1559a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 1561da177e4SLinus Torvalds MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); 1571208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 1581da177e4SLinus Torvalds MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the adapter for foreign arrays.\nThis is typically needed in systems that do not have a BIOS. 0=off, 1=on"); 159404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 160404d9a90SMark Haverkamp MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for adapter to have it's kernel up and\nrunning. This is typically adjusted for large systems that do not have a BIOS."); 161404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 162404d9a90SMark Haverkamp MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for applications to pick up AIFs before\nderegistering them. This is typically adjusted for heavily burdened systems."); 1631da177e4SLinus Torvalds 1647c00ffa3SMark Haverkamp int numacb = -1; 1657c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1669a72f976SMark Haverkamp MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control blocks (FIB) allocated. Valid values are 512 and down. Default is to use suggestion from Firmware."); 1677c00ffa3SMark Haverkamp 1687c00ffa3SMark Haverkamp int acbsize = -1; 1697c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1709a72f976SMark Haverkamp MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB) size. Valid values are 512, 2048, 4096 and 8192. Default is to use suggestion from Firmware."); 171653ba58dSMark Haverkamp 172e37ee4beSMark Haverkamp int expose_physicals = -1; 173653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 174e37ee4beSMark Haverkamp MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. -1=protect 0=off, 1=on"); 17503d44337SMark Haverkamp 1761208bab5SSalyzyn, Mark int aac_reset_devices = 0; 1771208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 1781208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 17903d44337SMark Haverkamp 18003d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 18103d44337SMark Haverkamp struct fib *fibptr) { 18203d44337SMark Haverkamp struct scsi_device *device; 18303d44337SMark Haverkamp 18403d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done )) { 18503d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")) 18603d44337SMark Haverkamp ; 18703d44337SMark Haverkamp aac_fib_complete(fibptr); 18803d44337SMark Haverkamp aac_fib_free(fibptr); 18903d44337SMark Haverkamp return 0; 19003d44337SMark Haverkamp } 19103d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 19203d44337SMark Haverkamp device = scsicmd->device; 19303d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 19403d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 19503d44337SMark Haverkamp aac_fib_complete(fibptr); 19603d44337SMark Haverkamp aac_fib_free(fibptr); 19703d44337SMark Haverkamp return 0; 19803d44337SMark Haverkamp } 19903d44337SMark Haverkamp return 1; 20003d44337SMark Haverkamp } 20103d44337SMark Haverkamp 2021da177e4SLinus Torvalds /** 2031da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 2041da177e4SLinus Torvalds * @common: adapter to query 2051da177e4SLinus Torvalds * 2061da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 2071da177e4SLinus Torvalds */ 2088c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 2091da177e4SLinus Torvalds { 2101da177e4SLinus Torvalds int status = 0; 2111da177e4SLinus Torvalds struct fib * fibptr; 2121da177e4SLinus Torvalds 213bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2141da177e4SLinus Torvalds return -ENOMEM; 2151da177e4SLinus Torvalds 216bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2171da177e4SLinus Torvalds { 2181da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 2191da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 2201da177e4SLinus Torvalds 2211da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2221da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 2231da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 2241da177e4SLinus Torvalds } 2251da177e4SLinus Torvalds 226bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2271da177e4SLinus Torvalds fibptr, 2281da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2291da177e4SLinus Torvalds FsaNormal, 2301da177e4SLinus Torvalds 1, 1, 2311da177e4SLinus Torvalds NULL, NULL); 2321da177e4SLinus Torvalds if (status < 0 ) { 2331da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2341da177e4SLinus Torvalds } else { 2351da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2361da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2371da177e4SLinus Torvalds dprintk((KERN_WARNING 2381da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2391da177e4SLinus Torvalds le32_to_cpu(reply->response), 2401da177e4SLinus Torvalds le32_to_cpu(reply->status), 2411da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2421da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2431da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2441da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2451da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2461da177e4SLinus Torvalds status = -EINVAL; 2471da177e4SLinus Torvalds } 2481da177e4SLinus Torvalds } 249bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2501da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2511da177e4SLinus Torvalds if (status >= 0) { 2521208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 2531da177e4SLinus Torvalds struct aac_commit_config * dinfo; 254bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2551da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2561da177e4SLinus Torvalds 2571da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2581da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2591da177e4SLinus Torvalds 260bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2611da177e4SLinus Torvalds fibptr, 2621da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2631da177e4SLinus Torvalds FsaNormal, 2641da177e4SLinus Torvalds 1, 1, 2651da177e4SLinus Torvalds NULL, NULL); 266bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2671208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 2681da177e4SLinus Torvalds printk(KERN_WARNING 2691da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2701da177e4SLinus Torvalds } 2711da177e4SLinus Torvalds } 272bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2731da177e4SLinus Torvalds return status; 2741da177e4SLinus Torvalds } 2751da177e4SLinus Torvalds 2761da177e4SLinus Torvalds /** 2771da177e4SLinus Torvalds * aac_get_containers - list containers 2781da177e4SLinus Torvalds * @common: adapter to probe 2791da177e4SLinus Torvalds * 2801da177e4SLinus Torvalds * Make a list of all containers on this controller 2811da177e4SLinus Torvalds */ 2821da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2831da177e4SLinus Torvalds { 2841da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2851da177e4SLinus Torvalds u32 index; 2861da177e4SLinus Torvalds int status = 0; 2871da177e4SLinus Torvalds struct fib * fibptr; 2881da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 2891da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 2901da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2911da177e4SLinus Torvalds 292bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2931da177e4SLinus Torvalds return -ENOMEM; 2941da177e4SLinus Torvalds 295bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2961da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 2971da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2981da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 2991da177e4SLinus Torvalds 300bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3011da177e4SLinus Torvalds fibptr, 3021da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 3031da177e4SLinus Torvalds FsaNormal, 3041da177e4SLinus Torvalds 1, 1, 3051da177e4SLinus Torvalds NULL, NULL); 3061da177e4SLinus Torvalds if (status >= 0) { 3071da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 3081da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 309bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3101da177e4SLinus Torvalds } 311fe76df42SMark Haverkamp aac_fib_free(fibptr); 3121da177e4SLinus Torvalds 3131da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 3141da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 315fe76df42SMark Haverkamp fsa_dev_ptr = kmalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 316fe76df42SMark Haverkamp GFP_KERNEL); 317fe76df42SMark Haverkamp if (!fsa_dev_ptr) 3181da177e4SLinus Torvalds return -ENOMEM; 3191da177e4SLinus Torvalds memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers); 3201da177e4SLinus Torvalds 3211da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3221da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3231da177e4SLinus Torvalds 324fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 3251da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3261da177e4SLinus Torvalds 327fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 3281da177e4SLinus Torvalds 3291da177e4SLinus Torvalds if (status < 0) { 3301da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3311da177e4SLinus Torvalds break; 3321da177e4SLinus Torvalds } 3331da177e4SLinus Torvalds 3341da177e4SLinus Torvalds /* 3351da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3361da177e4SLinus Torvalds */ 337fe76df42SMark Haverkamp if (++index >= status) 3381da177e4SLinus Torvalds break; 3391da177e4SLinus Torvalds } 3401da177e4SLinus Torvalds return status; 3411da177e4SLinus Torvalds } 3421da177e4SLinus Torvalds 3433b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3443b2946ccSMark Haverkamp { 3453b2946ccSMark Haverkamp void *buf; 346cab537d6SJames Bottomley int transfer_len; 347727eead6SFUJITA Tomonori struct scatterlist *sg = scsi_sglist(scsicmd); 3483b2946ccSMark Haverkamp 3493b2946ccSMark Haverkamp buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 3503b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 351727eead6SFUJITA Tomonori 35220235f35SSalyzyn, Mark transfer_len -= offset; 353cab537d6SJames Bottomley if (buf && transfer_len > 0) 35420235f35SSalyzyn, Mark memcpy(buf + offset, data, transfer_len); 3553b2946ccSMark Haverkamp 3563b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3573b2946ccSMark Haverkamp 3583b2946ccSMark Haverkamp } 3593b2946ccSMark Haverkamp 3601da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3611da177e4SLinus Torvalds { 3621da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3631da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3641da177e4SLinus Torvalds 3651da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3661da177e4SLinus Torvalds 36703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 36803d44337SMark Haverkamp return; 36903d44337SMark Haverkamp 3701da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 371125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 3721da177e4SLinus Torvalds 3731da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3741da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3751da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3761da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3771da177e4SLinus Torvalds char *sp = get_name_reply->data; 3781da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 3791da177e4SLinus Torvalds while (*sp == ' ') 3801da177e4SLinus Torvalds ++sp; 3813b2946ccSMark Haverkamp if (*sp) { 3823b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 3833b2946ccSMark Haverkamp int count = sizeof(d); 3843b2946ccSMark Haverkamp char *dp = d; 3853b2946ccSMark Haverkamp do { 3861da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 3871da177e4SLinus Torvalds } while (--count > 0); 3883b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 3893b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 3901da177e4SLinus Torvalds } 3913b2946ccSMark Haverkamp } 3923b2946ccSMark Haverkamp 3931da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 3941da177e4SLinus Torvalds 395bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 396bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 3978e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 3981da177e4SLinus Torvalds } 3991da177e4SLinus Torvalds 4001da177e4SLinus Torvalds /** 4011da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4021da177e4SLinus Torvalds */ 4039e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4041da177e4SLinus Torvalds { 4051da177e4SLinus Torvalds int status; 4061da177e4SLinus Torvalds struct aac_get_name *dinfo; 4071da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4081da177e4SLinus Torvalds struct aac_dev * dev; 4091da177e4SLinus Torvalds 4101da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4111da177e4SLinus Torvalds 412bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4131da177e4SLinus Torvalds return -ENOMEM; 4141da177e4SLinus Torvalds 415bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4161da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4171da177e4SLinus Torvalds 4181da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4191da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4209e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4211da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4221da177e4SLinus Torvalds 423bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4241da177e4SLinus Torvalds cmd_fibcontext, 4251da177e4SLinus Torvalds sizeof (struct aac_get_name), 4261da177e4SLinus Torvalds FsaNormal, 4271da177e4SLinus Torvalds 0, 1, 4281da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4291da177e4SLinus Torvalds (void *) scsicmd); 4301da177e4SLinus Torvalds 4311da177e4SLinus Torvalds /* 4321da177e4SLinus Torvalds * Check that the command queued to the controller 4331da177e4SLinus Torvalds */ 43477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 43577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4361da177e4SLinus Torvalds return 0; 43777d644d4SMark Haverkamp } 4381da177e4SLinus Torvalds 439bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 440bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 441bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4421da177e4SLinus Torvalds return -1; 4431da177e4SLinus Torvalds } 4441da177e4SLinus Torvalds 445fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 446fe76df42SMark Haverkamp { 447fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 448fe76df42SMark Haverkamp 449fe76df42SMark Haverkamp if (fsa_dev_ptr[scmd_id(scsicmd)].valid) 450fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 451fe76df42SMark Haverkamp 452fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 453fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 454fe76df42SMark Haverkamp return 0; 455fe76df42SMark Haverkamp } 456fe76df42SMark Haverkamp 457fe76df42SMark Haverkamp static int _aac_probe_container2(void * context, struct fib * fibptr) 458fe76df42SMark Haverkamp { 45903d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 460fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 46103d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 46203d44337SMark Haverkamp 46303d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 46403d44337SMark Haverkamp return 0; 46503d44337SMark Haverkamp 46603d44337SMark Haverkamp fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 467fe76df42SMark Haverkamp 468fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 469fe76df42SMark Haverkamp if (fsa_dev_ptr) { 470fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 471fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 472fe76df42SMark Haverkamp 473fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 474fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 475fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 476fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 477fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 478fe76df42SMark Haverkamp fsa_dev_ptr->size 479fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 480fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 481fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 482fe76df42SMark Haverkamp } 483fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 484fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 485fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 486fe76df42SMark Haverkamp } 487fe76df42SMark Haverkamp aac_fib_complete(fibptr); 488fe76df42SMark Haverkamp aac_fib_free(fibptr); 489fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 490fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 491fe76df42SMark Haverkamp return (*callback)(scsicmd); 492fe76df42SMark Haverkamp } 493fe76df42SMark Haverkamp 494fe76df42SMark Haverkamp static int _aac_probe_container1(void * context, struct fib * fibptr) 495fe76df42SMark Haverkamp { 496fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 497fe76df42SMark Haverkamp struct aac_mount * dresp; 498fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 499fe76df42SMark Haverkamp int status; 500fe76df42SMark Haverkamp 501fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 502fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 503fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5044def7fa1SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) 505fe76df42SMark Haverkamp return _aac_probe_container2(context, fibptr); 506fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 507fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 508fe76df42SMark Haverkamp 50903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 51003d44337SMark Haverkamp return 0; 51103d44337SMark Haverkamp 512fe76df42SMark Haverkamp aac_fib_init(fibptr); 513fe76df42SMark Haverkamp 514fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 515fe76df42SMark Haverkamp 516fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 517fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 518fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 519fe76df42SMark Haverkamp 520fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 521fe76df42SMark Haverkamp fibptr, 522fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 523fe76df42SMark Haverkamp FsaNormal, 524fe76df42SMark Haverkamp 0, 1, 525fe76df42SMark Haverkamp (fib_callback) _aac_probe_container2, 526fe76df42SMark Haverkamp (void *) scsicmd); 527fe76df42SMark Haverkamp /* 528fe76df42SMark Haverkamp * Check that the command queued to the controller 529fe76df42SMark Haverkamp */ 530fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 531fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 532fe76df42SMark Haverkamp return 0; 533fe76df42SMark Haverkamp } 534fe76df42SMark Haverkamp if (status < 0) { 535fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 536fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 537fe76df42SMark Haverkamp return _aac_probe_container2(context, fibptr); 538fe76df42SMark Haverkamp } 539fe76df42SMark Haverkamp return 0; 540fe76df42SMark Haverkamp } 541fe76df42SMark Haverkamp 542fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 543fe76df42SMark Haverkamp { 544fe76df42SMark Haverkamp struct fib * fibptr; 545fe76df42SMark Haverkamp int status = -ENOMEM; 546fe76df42SMark Haverkamp 547fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 548fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 549fe76df42SMark Haverkamp 550fe76df42SMark Haverkamp aac_fib_init(fibptr); 551fe76df42SMark Haverkamp 552fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 553fe76df42SMark Haverkamp 554fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 555fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 556fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 557fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 558fe76df42SMark Haverkamp 559fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 560fe76df42SMark Haverkamp fibptr, 561fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 562fe76df42SMark Haverkamp FsaNormal, 563fe76df42SMark Haverkamp 0, 1, 564fe76df42SMark Haverkamp (fib_callback) _aac_probe_container1, 565fe76df42SMark Haverkamp (void *) scsicmd); 566fe76df42SMark Haverkamp /* 567fe76df42SMark Haverkamp * Check that the command queued to the controller 568fe76df42SMark Haverkamp */ 569fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 570fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 571fe76df42SMark Haverkamp return 0; 572fe76df42SMark Haverkamp } 573fe76df42SMark Haverkamp if (status < 0) { 574fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 575fe76df42SMark Haverkamp aac_fib_complete(fibptr); 576fe76df42SMark Haverkamp aac_fib_free(fibptr); 577fe76df42SMark Haverkamp } 578fe76df42SMark Haverkamp } 579fe76df42SMark Haverkamp if (status < 0) { 580fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 581fe76df42SMark Haverkamp if (fsa_dev_ptr) { 582fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 583fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 584fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 585fe76df42SMark Haverkamp return (*callback)(scsicmd); 586fe76df42SMark Haverkamp } 587fe76df42SMark Haverkamp } 588fe76df42SMark Haverkamp } 589fe76df42SMark Haverkamp return status; 590fe76df42SMark Haverkamp } 591fe76df42SMark Haverkamp 5921da177e4SLinus Torvalds /** 593bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 5941da177e4SLinus Torvalds * @dev: device to query 5951da177e4SLinus Torvalds * @cid: container identifier 5961da177e4SLinus Torvalds * 5971da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 5981da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 5991da177e4SLinus Torvalds */ 600fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 601fe76df42SMark Haverkamp { 602fe76df42SMark Haverkamp scsicmd->device = NULL; 603fe76df42SMark Haverkamp return 0; 604fe76df42SMark Haverkamp } 6051da177e4SLinus Torvalds 606bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6071da177e4SLinus Torvalds { 608fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 609fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6101da177e4SLinus Torvalds int status; 6111da177e4SLinus Torvalds 612fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 613fe76df42SMark Haverkamp kfree(scsicmd); 614fe76df42SMark Haverkamp kfree(scsidev); 61590ee3466SMark Haverkamp return -ENOMEM; 6161da177e4SLinus Torvalds } 617fe76df42SMark Haverkamp scsicmd->list.next = NULL; 618fe76df42SMark Haverkamp scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))_aac_probe_container1; 6191da177e4SLinus Torvalds 620fe76df42SMark Haverkamp scsicmd->device = scsidev; 621fe76df42SMark Haverkamp scsidev->sdev_state = 0; 622fe76df42SMark Haverkamp scsidev->id = cid; 623fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6241da177e4SLinus Torvalds 625fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 626fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 627fe76df42SMark Haverkamp schedule(); 628802ae2f0SSalyzyn, Mark kfree(scsidev); 629fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 630fe76df42SMark Haverkamp kfree(scsicmd); 6311da177e4SLinus Torvalds return status; 6321da177e4SLinus Torvalds } 6331da177e4SLinus Torvalds 6341da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6351da177e4SLinus Torvalds struct scsi_inq { 6361da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6371da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6381da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6391da177e4SLinus Torvalds }; 6401da177e4SLinus Torvalds 6411da177e4SLinus Torvalds /** 6421da177e4SLinus Torvalds * InqStrCopy - string merge 6431da177e4SLinus Torvalds * @a: string to copy from 6441da177e4SLinus Torvalds * @b: string to copy to 6451da177e4SLinus Torvalds * 6461da177e4SLinus Torvalds * Copy a String from one location to another 6471da177e4SLinus Torvalds * without copying \0 6481da177e4SLinus Torvalds */ 6491da177e4SLinus Torvalds 6501da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 6511da177e4SLinus Torvalds { 6521da177e4SLinus Torvalds 6531da177e4SLinus Torvalds while(*a != (char)0) 6541da177e4SLinus Torvalds *b++ = *a++; 6551da177e4SLinus Torvalds } 6561da177e4SLinus Torvalds 6571da177e4SLinus Torvalds static char *container_types[] = { 6581da177e4SLinus Torvalds "None", 6591da177e4SLinus Torvalds "Volume", 6601da177e4SLinus Torvalds "Mirror", 6611da177e4SLinus Torvalds "Stripe", 6621da177e4SLinus Torvalds "RAID5", 6631da177e4SLinus Torvalds "SSRW", 6641da177e4SLinus Torvalds "SSRO", 6651da177e4SLinus Torvalds "Morph", 6661da177e4SLinus Torvalds "Legacy", 6671da177e4SLinus Torvalds "RAID4", 6681da177e4SLinus Torvalds "RAID10", 6691da177e4SLinus Torvalds "RAID00", 6701da177e4SLinus Torvalds "V-MIRRORS", 6711da177e4SLinus Torvalds "PSEUDO R4", 6721da177e4SLinus Torvalds "RAID50", 67384971738SMark Haverkamp "RAID5D", 67484971738SMark Haverkamp "RAID5D0", 67584971738SMark Haverkamp "RAID1E", 67684971738SMark Haverkamp "RAID6", 67784971738SMark Haverkamp "RAID60", 6781da177e4SLinus Torvalds "Unknown" 6791da177e4SLinus Torvalds }; 6801da177e4SLinus Torvalds 6811da177e4SLinus Torvalds 6821da177e4SLinus Torvalds 6831da177e4SLinus Torvalds /* Function: setinqstr 6841da177e4SLinus Torvalds * 6851da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6861da177e4SLinus Torvalds * 6871da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6881da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6891da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6901da177e4SLinus Torvalds */ 6911da177e4SLinus Torvalds 692794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 6931da177e4SLinus Torvalds { 6941da177e4SLinus Torvalds struct scsi_inq *str; 6951da177e4SLinus Torvalds 6961da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 697794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 698794d0601SMark Haverkamp 699794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 700794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 701794d0601SMark Haverkamp int c = sizeof(str->vid); 702794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 703794d0601SMark Haverkamp ++cp; 704794d0601SMark Haverkamp c = *cp; 705794d0601SMark Haverkamp *cp = '\0'; 706794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 707794d0601SMark Haverkamp str->vid); 708794d0601SMark Haverkamp *cp = c; 709794d0601SMark Haverkamp while (*cp && *cp != ' ') 710794d0601SMark Haverkamp ++cp; 711794d0601SMark Haverkamp while (*cp == ' ') 712794d0601SMark Haverkamp ++cp; 713794d0601SMark Haverkamp /* last six chars reserved for vol type */ 714794d0601SMark Haverkamp c = 0; 715794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 716794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 717794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 718794d0601SMark Haverkamp } 719794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 720794d0601SMark Haverkamp if (c) 721794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 722794d0601SMark Haverkamp } else { 723794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7241da177e4SLinus Torvalds 7251da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 726794d0601SMark Haverkamp /* last six chars reserved for vol type */ 727794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 728794d0601SMark Haverkamp } 7291da177e4SLinus Torvalds 7306391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7311da177e4SLinus Torvalds char *findit = str->pid; 7321da177e4SLinus Torvalds 7331da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 7341da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 7351da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 7361da177e4SLinus Torvalds *(findit -= 4) = ' '; 737794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 738794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 7391da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 7401da177e4SLinus Torvalds } 7411da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 7421da177e4SLinus Torvalds } 7431da177e4SLinus Torvalds 7444833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 7451da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 7461da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 7471da177e4SLinus Torvalds u32 residue) 7481da177e4SLinus Torvalds { 7491da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 7501da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 7511da177e4SLinus Torvalds 7521da177e4SLinus Torvalds if (incorrect_length) { 7531da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 7541da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 7551da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 7561da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 7571da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 7581da177e4SLinus Torvalds } else 7591da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 7601da177e4SLinus Torvalds 7611da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 7621da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 7631da177e4SLinus Torvalds else 7641da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 7651da177e4SLinus Torvalds 7661da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 7671da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 7681da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 7691da177e4SLinus Torvalds sense_buf[15] = 0; 7701da177e4SLinus Torvalds 7711da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 7721da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 7731da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 7741da177e4SLinus Torvalds 7751da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 7761da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 7771da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 7781da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 7791da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 7801da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 7811da177e4SLinus Torvalds } 7821da177e4SLinus Torvalds } 7831da177e4SLinus Torvalds 784e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 785e8f32de5SMark Haverkamp { 786e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 787e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 788e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 789e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 790e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 791e8f32de5SMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 792e8f32de5SMark Haverkamp HARDWARE_ERROR, 793e8f32de5SMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 794e8f32de5SMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 795e8f32de5SMark Haverkamp 0, 0); 796e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 797e8f32de5SMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(cmd->sense_buffer)) 798e8f32de5SMark Haverkamp ? sizeof(cmd->sense_buffer) 799e8f32de5SMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 800e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 801e8f32de5SMark Haverkamp return 1; 802e8f32de5SMark Haverkamp } 803e8f32de5SMark Haverkamp return 0; 804e8f32de5SMark Haverkamp } 805e8f32de5SMark Haverkamp 806e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 807e8f32de5SMark Haverkamp { 808e8f32de5SMark Haverkamp return 0; 809e8f32de5SMark Haverkamp } 810e8f32de5SMark Haverkamp 811e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 812e8f32de5SMark Haverkamp 813e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 814e8f32de5SMark Haverkamp { 815e8f32de5SMark Haverkamp u16 fibsize; 816e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 817e8f32de5SMark Haverkamp aac_fib_init(fib); 818e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 819e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 820e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 821e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 822e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 8239d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 824e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 825e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 826e8f32de5SMark Haverkamp 827e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 828e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 829e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 830e8f32de5SMark Haverkamp /* 831e8f32de5SMark Haverkamp * Now send the Fib to the adapter 832e8f32de5SMark Haverkamp */ 833e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 834e8f32de5SMark Haverkamp fib, 835e8f32de5SMark Haverkamp fibsize, 836e8f32de5SMark Haverkamp FsaNormal, 837e8f32de5SMark Haverkamp 0, 1, 838e8f32de5SMark Haverkamp (fib_callback) io_callback, 839e8f32de5SMark Haverkamp (void *) cmd); 840e8f32de5SMark Haverkamp } 841e8f32de5SMark Haverkamp 842e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 843e8f32de5SMark Haverkamp { 844e8f32de5SMark Haverkamp u16 fibsize; 845e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 846e8f32de5SMark Haverkamp aac_fib_init(fib); 847e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 848e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 849e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 850e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 851e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 852e8f32de5SMark Haverkamp readcmd->pad = 0; 853e8f32de5SMark Haverkamp readcmd->flags = 0; 854e8f32de5SMark Haverkamp 855e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 856e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 857e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 858e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 859e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 860e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 861e8f32de5SMark Haverkamp /* 862e8f32de5SMark Haverkamp * Now send the Fib to the adapter 863e8f32de5SMark Haverkamp */ 864e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 865e8f32de5SMark Haverkamp fib, 866e8f32de5SMark Haverkamp fibsize, 867e8f32de5SMark Haverkamp FsaNormal, 868e8f32de5SMark Haverkamp 0, 1, 869e8f32de5SMark Haverkamp (fib_callback) io_callback, 870e8f32de5SMark Haverkamp (void *) cmd); 871e8f32de5SMark Haverkamp } 872e8f32de5SMark Haverkamp 873e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 874e8f32de5SMark Haverkamp { 875e8f32de5SMark Haverkamp u16 fibsize; 876e8f32de5SMark Haverkamp struct aac_read *readcmd; 877e8f32de5SMark Haverkamp aac_fib_init(fib); 878e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 879e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 880e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 881e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 882e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 883e8f32de5SMark Haverkamp 884e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 885e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 886e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 887e8f32de5SMark Haverkamp sizeof (struct sgentry)); 888e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 889e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 890e8f32de5SMark Haverkamp /* 891e8f32de5SMark Haverkamp * Now send the Fib to the adapter 892e8f32de5SMark Haverkamp */ 893e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 894e8f32de5SMark Haverkamp fib, 895e8f32de5SMark Haverkamp fibsize, 896e8f32de5SMark Haverkamp FsaNormal, 897e8f32de5SMark Haverkamp 0, 1, 898e8f32de5SMark Haverkamp (fib_callback) io_callback, 899e8f32de5SMark Haverkamp (void *) cmd); 900e8f32de5SMark Haverkamp } 901e8f32de5SMark Haverkamp 9029d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 903e8f32de5SMark Haverkamp { 904e8f32de5SMark Haverkamp u16 fibsize; 905e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 906e8f32de5SMark Haverkamp aac_fib_init(fib); 907e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 908e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 909e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 910e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 911e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 9129d399cc7SSalyzyn, Mark writecmd->flags = fua ? 9139d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 9149d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 915e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 916e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 917e8f32de5SMark Haverkamp 918e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 919e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 920e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 921e8f32de5SMark Haverkamp /* 922e8f32de5SMark Haverkamp * Now send the Fib to the adapter 923e8f32de5SMark Haverkamp */ 924e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 925e8f32de5SMark Haverkamp fib, 926e8f32de5SMark Haverkamp fibsize, 927e8f32de5SMark Haverkamp FsaNormal, 928e8f32de5SMark Haverkamp 0, 1, 929e8f32de5SMark Haverkamp (fib_callback) io_callback, 930e8f32de5SMark Haverkamp (void *) cmd); 931e8f32de5SMark Haverkamp } 932e8f32de5SMark Haverkamp 9339d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 934e8f32de5SMark Haverkamp { 935e8f32de5SMark Haverkamp u16 fibsize; 936e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 937e8f32de5SMark Haverkamp aac_fib_init(fib); 938e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 939e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 940e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 941e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 942e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 943e8f32de5SMark Haverkamp writecmd->pad = 0; 944e8f32de5SMark Haverkamp writecmd->flags = 0; 945e8f32de5SMark Haverkamp 946e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 947e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 948e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 949e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 950e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 951e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 952e8f32de5SMark Haverkamp /* 953e8f32de5SMark Haverkamp * Now send the Fib to the adapter 954e8f32de5SMark Haverkamp */ 955e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 956e8f32de5SMark Haverkamp fib, 957e8f32de5SMark Haverkamp fibsize, 958e8f32de5SMark Haverkamp FsaNormal, 959e8f32de5SMark Haverkamp 0, 1, 960e8f32de5SMark Haverkamp (fib_callback) io_callback, 961e8f32de5SMark Haverkamp (void *) cmd); 962e8f32de5SMark Haverkamp } 963e8f32de5SMark Haverkamp 9649d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 965e8f32de5SMark Haverkamp { 966e8f32de5SMark Haverkamp u16 fibsize; 967e8f32de5SMark Haverkamp struct aac_write *writecmd; 968e8f32de5SMark Haverkamp aac_fib_init(fib); 969e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 970e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 971e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 972e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 973e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 974e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 975e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 976e8f32de5SMark Haverkamp 977e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 978e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 979e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 980e8f32de5SMark Haverkamp sizeof (struct sgentry)); 981e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 982e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 983e8f32de5SMark Haverkamp /* 984e8f32de5SMark Haverkamp * Now send the Fib to the adapter 985e8f32de5SMark Haverkamp */ 986e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 987e8f32de5SMark Haverkamp fib, 988e8f32de5SMark Haverkamp fibsize, 989e8f32de5SMark Haverkamp FsaNormal, 990e8f32de5SMark Haverkamp 0, 1, 991e8f32de5SMark Haverkamp (fib_callback) io_callback, 992e8f32de5SMark Haverkamp (void *) cmd); 993e8f32de5SMark Haverkamp } 994e8f32de5SMark Haverkamp 995e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 996e8f32de5SMark Haverkamp { 997e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 998e8f32de5SMark Haverkamp u32 flag; 999e8f32de5SMark Haverkamp u32 timeout; 1000e8f32de5SMark Haverkamp 1001e8f32de5SMark Haverkamp aac_fib_init(fib); 1002e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1003e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1004e8f32de5SMark Haverkamp flag = SRB_DataOut; 1005e8f32de5SMark Haverkamp break; 1006e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1007e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1008e8f32de5SMark Haverkamp break; 1009e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1010e8f32de5SMark Haverkamp flag = SRB_DataIn; 1011e8f32de5SMark Haverkamp break; 1012e8f32de5SMark Haverkamp case DMA_NONE: 1013e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1014e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1015e8f32de5SMark Haverkamp break; 1016e8f32de5SMark Haverkamp } 1017e8f32de5SMark Haverkamp 1018e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1019e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1020e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1021e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1022e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1023e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1024e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1025e8f32de5SMark Haverkamp if (timeout == 0) 1026e8f32de5SMark Haverkamp timeout = 1; 1027e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1028e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1029e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1030e8f32de5SMark Haverkamp return srbcmd; 1031e8f32de5SMark Haverkamp } 1032e8f32de5SMark Haverkamp 1033e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1034e8f32de5SMark Haverkamp 1035e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1036e8f32de5SMark Haverkamp { 1037e8f32de5SMark Haverkamp u16 fibsize; 1038e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1039e8f32de5SMark Haverkamp 1040e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1041727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1042e8f32de5SMark Haverkamp 1043e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1044e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1045e8f32de5SMark Haverkamp /* 1046e8f32de5SMark Haverkamp * Build Scatter/Gather list 1047e8f32de5SMark Haverkamp */ 1048e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1049e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1050e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1051e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1052e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1053e8f32de5SMark Haverkamp 1054e8f32de5SMark Haverkamp /* 1055e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1056e8f32de5SMark Haverkamp */ 1057e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1058e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1059e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1060e8f32de5SMark Haverkamp (void *) cmd); 1061e8f32de5SMark Haverkamp } 1062e8f32de5SMark Haverkamp 1063e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1064e8f32de5SMark Haverkamp { 1065e8f32de5SMark Haverkamp u16 fibsize; 1066e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1067e8f32de5SMark Haverkamp 1068e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1069727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1070e8f32de5SMark Haverkamp 1071e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1072e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1073e8f32de5SMark Haverkamp /* 1074e8f32de5SMark Haverkamp * Build Scatter/Gather list 1075e8f32de5SMark Haverkamp */ 1076e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1077e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1078e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1079e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1080e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1081e8f32de5SMark Haverkamp 1082e8f32de5SMark Haverkamp /* 1083e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1084e8f32de5SMark Haverkamp */ 1085e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1086e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1087e8f32de5SMark Haverkamp } 1088e8f32de5SMark Haverkamp 10891da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 10901da177e4SLinus Torvalds { 10911da177e4SLinus Torvalds struct fib* fibptr; 10921da177e4SLinus Torvalds int rcode; 10931da177e4SLinus Torvalds u32 tmp; 10947c00ffa3SMark Haverkamp struct aac_adapter_info *info; 109584971738SMark Haverkamp struct aac_bus_info *command; 109684971738SMark Haverkamp struct aac_bus_info_response *bus_info; 10977c00ffa3SMark Haverkamp 1098bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 10991da177e4SLinus Torvalds return -ENOMEM; 11001da177e4SLinus Torvalds 1101bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11021da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 11037c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11041da177e4SLinus Torvalds 1105bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 11061da177e4SLinus Torvalds fibptr, 11077c00ffa3SMark Haverkamp sizeof(*info), 11081da177e4SLinus Torvalds FsaNormal, 11099203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 11101da177e4SLinus Torvalds NULL, 11111da177e4SLinus Torvalds NULL); 11121da177e4SLinus Torvalds 11137c00ffa3SMark Haverkamp if (rcode < 0) { 1114bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1115bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 11167c00ffa3SMark Haverkamp return rcode; 11177c00ffa3SMark Haverkamp } 11187c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 11197c00ffa3SMark Haverkamp 11207c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 11217c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 11227c00ffa3SMark Haverkamp 1123bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11247c00ffa3SMark Haverkamp 11257c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 11267c00ffa3SMark Haverkamp 11277c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11287c00ffa3SMark Haverkamp 1129bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 11307c00ffa3SMark Haverkamp fibptr, 11317c00ffa3SMark Haverkamp sizeof(*info), 11327c00ffa3SMark Haverkamp FsaNormal, 11337c00ffa3SMark Haverkamp 1, 1, 11347c00ffa3SMark Haverkamp NULL, 11357c00ffa3SMark Haverkamp NULL); 11367c00ffa3SMark Haverkamp 11377c00ffa3SMark Haverkamp if (rcode >= 0) 11387c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 11397c00ffa3SMark Haverkamp } 11401da177e4SLinus Torvalds 114184971738SMark Haverkamp 114284971738SMark Haverkamp /* 114384971738SMark Haverkamp * GetBusInfo 114484971738SMark Haverkamp */ 114584971738SMark Haverkamp 1146bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 114784971738SMark Haverkamp 114884971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 114984971738SMark Haverkamp 115084971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 115184971738SMark Haverkamp 115284971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 115384971738SMark Haverkamp 115484971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 115584971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 115684971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 115784971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 115884971738SMark Haverkamp 1159bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 116084971738SMark Haverkamp fibptr, 116184971738SMark Haverkamp sizeof (*bus_info), 116284971738SMark Haverkamp FsaNormal, 116384971738SMark Haverkamp 1, 1, 116484971738SMark Haverkamp NULL, NULL); 116584971738SMark Haverkamp 116684971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 116784971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 116884971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 116984971738SMark Haverkamp } 117084971738SMark Haverkamp 11718c867b25SMark Haverkamp if (!dev->in_reset) { 11721da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 11737c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 11741da177e4SLinus Torvalds dev->name, 11751da177e4SLinus Torvalds dev->id, 11761da177e4SLinus Torvalds tmp>>24, 11771da177e4SLinus Torvalds (tmp>>16)&0xff, 11781da177e4SLinus Torvalds tmp&0xff, 11797c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 11807c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 11817c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 11821da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 11831da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 11841da177e4SLinus Torvalds dev->name, dev->id, 11851da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11861da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 11871da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 11881da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 11891da177e4SLinus Torvalds dev->name, dev->id, 11901da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11911da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 11921da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 11931da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 11941da177e4SLinus Torvalds dev->name, dev->id, 11951da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 1196a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1197a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1198a45c863fSSalyzyn, Mark dev->name, dev->id, 1199a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1200a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1201a45c863fSSalyzyn, Mark } 12028c867b25SMark Haverkamp } 12031da177e4SLinus Torvalds 12041da177e4SLinus Torvalds dev->nondasd_support = 0; 12051da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 12061da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 12071da177e4SLinus Torvalds dev->nondasd_support = 1; 12081da177e4SLinus Torvalds } 12091da177e4SLinus Torvalds 12101da177e4SLinus Torvalds /* 12111da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 12121da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 12131da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 12141da177e4SLinus Torvalds * additional changes changes will have to be made to support 12151da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 12161da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 12171da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 12181da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 12191da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 12201da177e4SLinus Torvalds */ 12211da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 12221da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 12231da177e4SLinus Torvalds dev->nondasd_support = 1; 12241da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 12251da177e4SLinus Torvalds } 12261da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 12271da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 12281da177e4SLinus Torvalds dev->name, dev->id); 12291da177e4SLinus Torvalds 12301da177e4SLinus Torvalds if(nondasd != -1) { 12311da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 12321da177e4SLinus Torvalds } 12331da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 12341da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 12351da177e4SLinus Torvalds } 12361da177e4SLinus Torvalds 12371da177e4SLinus Torvalds dev->dac_support = 0; 12381da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 12391da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 12401da177e4SLinus Torvalds dev->dac_support = 1; 12411da177e4SLinus Torvalds } 12421da177e4SLinus Torvalds 12431da177e4SLinus Torvalds if(dacmode != -1) { 12441da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 12451da177e4SLinus Torvalds } 12461da177e4SLinus Torvalds if(dev->dac_support != 0) { 124771e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 124871e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 12491da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 12501da177e4SLinus Torvalds dev->name, dev->id); 125171e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 125271e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 12531da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 12541da177e4SLinus Torvalds dev->name, dev->id); 12551da177e4SLinus Torvalds dev->dac_support = 0; 12561da177e4SLinus Torvalds } else { 12571da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 12581da177e4SLinus Torvalds dev->name, dev->id); 12591da177e4SLinus Torvalds rcode = -ENOMEM; 12601da177e4SLinus Torvalds } 12611da177e4SLinus Torvalds } 12627c00ffa3SMark Haverkamp /* 1263e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1264e8f32de5SMark Haverkamp * interface. 12657c00ffa3SMark Haverkamp */ 1266e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 1267e8f32de5SMark Haverkamp ? aac_scsi_64 1268e8f32de5SMark Haverkamp : aac_scsi_32; 1269e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1270e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1271e8f32de5SMark Haverkamp ? aac_bounds_64 1272e8f32de5SMark Haverkamp : aac_bounds_32; 1273e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1274e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1275e8f32de5SMark Haverkamp } else { 1276e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 12777c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 12787c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 127963a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 128063a70eeaSMark Haverkamp sizeof(struct sgentry); 12817c00ffa3SMark Haverkamp if (dev->dac_support) { 1282e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1283e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 12847c00ffa3SMark Haverkamp /* 12857c00ffa3SMark Haverkamp * 38 scatter gather elements 12867c00ffa3SMark Haverkamp */ 12877c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 12887c00ffa3SMark Haverkamp (dev->max_fib_size - 12897c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 12907c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 129163a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 129263a70eeaSMark Haverkamp sizeof(struct sgentry64); 1293e8f32de5SMark Haverkamp } else { 1294e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1295e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 12967c00ffa3SMark Haverkamp } 12977c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 12987c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 12997c00ffa3SMark Haverkamp /* 13007c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 13017c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 13027c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 13037c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 13047c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 13057c00ffa3SMark Haverkamp * element. 13067c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 13077c00ffa3SMark Haverkamp */ 13087c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 13097c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 13107c00ffa3SMark Haverkamp } 13110e68c003SMark Haverkamp } 13121da177e4SLinus Torvalds 1313bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1314bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13151da177e4SLinus Torvalds 13161da177e4SLinus Torvalds return rcode; 13171da177e4SLinus Torvalds } 13181da177e4SLinus Torvalds 13191da177e4SLinus Torvalds 1320e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 13211da177e4SLinus Torvalds { 13221da177e4SLinus Torvalds struct aac_dev *dev; 13231da177e4SLinus Torvalds struct aac_read_reply *readreply; 13241da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 13251da177e4SLinus Torvalds u32 cid; 13261da177e4SLinus Torvalds 13271da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 13281da177e4SLinus Torvalds 132903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 133003d44337SMark Haverkamp return; 133103d44337SMark Haverkamp 13321da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1333e5718774SMark Haverkamp cid = scmd_id(scsicmd); 13341da177e4SLinus Torvalds 13357a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 13367a8cf29dSMark Haverkamp u64 lba; 13377a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 13387a8cf29dSMark Haverkamp case WRITE_6: 13397a8cf29dSMark Haverkamp case READ_6: 13407a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 13417a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 13427a8cf29dSMark Haverkamp break; 13437a8cf29dSMark Haverkamp case WRITE_16: 13447a8cf29dSMark Haverkamp case READ_16: 13457a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 13467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 13477a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 13487a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 13497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 13507a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 13517a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 13527a8cf29dSMark Haverkamp break; 13537a8cf29dSMark Haverkamp case WRITE_12: 13547a8cf29dSMark Haverkamp case READ_12: 13557a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13567a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13577a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13587a8cf29dSMark Haverkamp break; 13597a8cf29dSMark Haverkamp default: 13607a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13617a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13627a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13637a8cf29dSMark Haverkamp break; 13647a8cf29dSMark Haverkamp } 13657a8cf29dSMark Haverkamp printk(KERN_DEBUG 13667a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 13677a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 13687a8cf29dSMark Haverkamp } 13691da177e4SLinus Torvalds 1370125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 13711da177e4SLinus Torvalds 1372727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1373727eead6SFUJITA Tomonori 13741da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 13751da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 13761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13771da177e4SLinus Torvalds else { 13787c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1379e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 13801da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 13817c00ffa3SMark Haverkamp #endif 13821da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13831da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 13841da177e4SLinus Torvalds HARDWARE_ERROR, 13851da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13861da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13871da177e4SLinus Torvalds 0, 0); 13881da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13891da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 13901da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 13911da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 13921da177e4SLinus Torvalds } 1393bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1394bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13951da177e4SLinus Torvalds 13968e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 13971da177e4SLinus Torvalds } 13981da177e4SLinus Torvalds 13999e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 14001da177e4SLinus Torvalds { 14017a8cf29dSMark Haverkamp u64 lba; 14021da177e4SLinus Torvalds u32 count; 14031da177e4SLinus Torvalds int status; 14041da177e4SLinus Torvalds struct aac_dev *dev; 14051da177e4SLinus Torvalds struct fib * cmd_fibcontext; 14061da177e4SLinus Torvalds 14071da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 14081da177e4SLinus Torvalds /* 14091da177e4SLinus Torvalds * Get block address and transfer length 14101da177e4SLinus Torvalds */ 14117a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14127a8cf29dSMark Haverkamp case READ_6: 14139e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 14141da177e4SLinus Torvalds 14157a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14167a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14171da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 14181da177e4SLinus Torvalds 14191da177e4SLinus Torvalds if (count == 0) 14201da177e4SLinus Torvalds count = 256; 14217a8cf29dSMark Haverkamp break; 14227a8cf29dSMark Haverkamp case READ_16: 14239e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 14247a8cf29dSMark Haverkamp 14257a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14267a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14277a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14287a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14297a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14307a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14317a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14327a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 14337a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 14347a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 14357a8cf29dSMark Haverkamp break; 14367a8cf29dSMark Haverkamp case READ_12: 14379e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 14387a8cf29dSMark Haverkamp 14397a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14407a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14417a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14427a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 14437a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14447a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14457a8cf29dSMark Haverkamp break; 14467a8cf29dSMark Haverkamp default: 14479e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 14481da177e4SLinus Torvalds 14497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14507a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14517a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14521da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 14537a8cf29dSMark Haverkamp break; 14541da177e4SLinus Torvalds } 14557a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 14567c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1457e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 14587a8cf29dSMark Haverkamp return 0; 14591da177e4SLinus Torvalds /* 14601da177e4SLinus Torvalds * Alocate and initialize a Fib 14611da177e4SLinus Torvalds */ 1462bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 14631da177e4SLinus Torvalds return -1; 14641da177e4SLinus Torvalds } 14651da177e4SLinus Torvalds 1466e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 14671da177e4SLinus Torvalds 14681da177e4SLinus Torvalds /* 14691da177e4SLinus Torvalds * Check that the command queued to the controller 14701da177e4SLinus Torvalds */ 147177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 147277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14731da177e4SLinus Torvalds return 0; 147477d644d4SMark Haverkamp } 14751da177e4SLinus Torvalds 1476bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 14771da177e4SLinus Torvalds /* 14781da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 14791da177e4SLinus Torvalds */ 14801da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 14818e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1482bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1483bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 14841da177e4SLinus Torvalds return 0; 14851da177e4SLinus Torvalds } 14861da177e4SLinus Torvalds 14879e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 14881da177e4SLinus Torvalds { 14897a8cf29dSMark Haverkamp u64 lba; 14901da177e4SLinus Torvalds u32 count; 14919d399cc7SSalyzyn, Mark int fua; 14921da177e4SLinus Torvalds int status; 14931da177e4SLinus Torvalds struct aac_dev *dev; 14941da177e4SLinus Torvalds struct fib * cmd_fibcontext; 14951da177e4SLinus Torvalds 14961da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 14971da177e4SLinus Torvalds /* 14981da177e4SLinus Torvalds * Get block address and transfer length 14991da177e4SLinus Torvalds */ 15001da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 15011da177e4SLinus Torvalds { 15021da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15031da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15041da177e4SLinus Torvalds if (count == 0) 15051da177e4SLinus Torvalds count = 256; 15069d399cc7SSalyzyn, Mark fua = 0; 15077a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 15089e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 15097a8cf29dSMark Haverkamp 15107a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15117a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15127a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15137a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15147a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15157a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15167a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15177a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 15187a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15199d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15207a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 15219e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 15227a8cf29dSMark Haverkamp 15237a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 15247a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15257a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 15267a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15279d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 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]; 15329d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15331da177e4SLinus Torvalds } 15347a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 15351da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1536e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15377a8cf29dSMark Haverkamp return 0; 15381da177e4SLinus Torvalds /* 15391da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 15401da177e4SLinus Torvalds */ 1541bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 15421da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 15438e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15441da177e4SLinus Torvalds return 0; 15451da177e4SLinus Torvalds } 15461da177e4SLinus Torvalds 15479d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 15481da177e4SLinus Torvalds 15491da177e4SLinus Torvalds /* 15501da177e4SLinus Torvalds * Check that the command queued to the controller 15511da177e4SLinus Torvalds */ 155277d644d4SMark Haverkamp if (status == -EINPROGRESS) { 155377d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 15541da177e4SLinus Torvalds return 0; 15551da177e4SLinus Torvalds } 15561da177e4SLinus Torvalds 1557bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 15581da177e4SLinus Torvalds /* 15591da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 15601da177e4SLinus Torvalds */ 15611da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 15628e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15631da177e4SLinus Torvalds 1564bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1565bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 15661da177e4SLinus Torvalds return 0; 15671da177e4SLinus Torvalds } 15681da177e4SLinus Torvalds 15691da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 15701da177e4SLinus Torvalds { 15711da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 15721da177e4SLinus Torvalds struct scsi_cmnd *cmd; 15731da177e4SLinus Torvalds 15741da177e4SLinus Torvalds cmd = context; 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 { 18849d399cc7SSalyzyn, Mark char mode_buf[7]; 18859d399cc7SSalyzyn, Mark int mode_buf_length = 4; 18861da177e4SLinus Torvalds 18871da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 18881da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 18891da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 18909d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 18919d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 18929d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 18939d399cc7SSalyzyn, Mark if (dev->raw_io_interface) 18949d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 18951da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 18969d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 18979d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 18989d399cc7SSalyzyn, Mark mode_buf[0] = 6; 18999d399cc7SSalyzyn, Mark mode_buf[4] = 8; 19009d399cc7SSalyzyn, Mark mode_buf[5] = 1; 19019d399cc7SSalyzyn, Mark mode_buf[6] = 0x04; /* WCE */ 19029d399cc7SSalyzyn, Mark mode_buf_length = 7; 19039d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 19049d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 19059d399cc7SSalyzyn, Mark } 19069d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 19071da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19081da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19091da177e4SLinus Torvalds 19101da177e4SLinus Torvalds return 0; 19111da177e4SLinus Torvalds } 19121da177e4SLinus Torvalds case MODE_SENSE_10: 19131da177e4SLinus Torvalds { 19149d399cc7SSalyzyn, Mark char mode_buf[11]; 19159d399cc7SSalyzyn, Mark int mode_buf_length = 8; 19161da177e4SLinus Torvalds 19171da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 19181da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 19191da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 19201da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 19219d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 19229d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 19239d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 19249d399cc7SSalyzyn, Mark if (dev->raw_io_interface) 19259d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 19261da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 19271da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 19281da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 19291da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 19309d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 19319d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 19329d399cc7SSalyzyn, Mark mode_buf[1] = 9; 19339d399cc7SSalyzyn, Mark mode_buf[8] = 8; 19349d399cc7SSalyzyn, Mark mode_buf[9] = 1; 19359d399cc7SSalyzyn, Mark mode_buf[10] = 0x04; /* WCE */ 19369d399cc7SSalyzyn, Mark mode_buf_length = 11; 19379d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 19389d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 19399d399cc7SSalyzyn, Mark } 19409d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 19411da177e4SLinus Torvalds 19421da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19431da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19441da177e4SLinus Torvalds 19451da177e4SLinus Torvalds return 0; 19461da177e4SLinus Torvalds } 19471da177e4SLinus Torvalds case REQUEST_SENSE: 19481da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 19491da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 19501da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 19511da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19521da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19531da177e4SLinus Torvalds return 0; 19541da177e4SLinus Torvalds 19551da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 19561da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 19571da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 19581da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 19591da177e4SLinus Torvalds else 19601da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 19611da177e4SLinus Torvalds 19621da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19631da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19641da177e4SLinus Torvalds return 0; 19651da177e4SLinus Torvalds /* 19661da177e4SLinus Torvalds * These commands are all No-Ops 19671da177e4SLinus Torvalds */ 19681da177e4SLinus Torvalds case TEST_UNIT_READY: 19691da177e4SLinus Torvalds case RESERVE: 19701da177e4SLinus Torvalds case RELEASE: 19711da177e4SLinus Torvalds case REZERO_UNIT: 19721da177e4SLinus Torvalds case REASSIGN_BLOCKS: 19731da177e4SLinus Torvalds case SEEK_10: 19741da177e4SLinus Torvalds case START_STOP: 19751da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19761da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19771da177e4SLinus Torvalds return 0; 19781da177e4SLinus Torvalds } 19791da177e4SLinus Torvalds 19801da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 19811da177e4SLinus Torvalds { 19821da177e4SLinus Torvalds case READ_6: 19831da177e4SLinus Torvalds case READ_10: 19847a8cf29dSMark Haverkamp case READ_12: 19857a8cf29dSMark Haverkamp case READ_16: 19868c867b25SMark Haverkamp if (dev->in_reset) 19878c867b25SMark Haverkamp return -1; 19881da177e4SLinus Torvalds /* 19891da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 19901da177e4SLinus Torvalds * corresponds to a container. Needed to convert 19911da177e4SLinus Torvalds * containers to /dev/sd device names 19921da177e4SLinus Torvalds */ 19931da177e4SLinus Torvalds 19941da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 19957a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 19961da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 19977a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 19987a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 199977d644d4SMark Haverkamp 20009e7c349cSMark Haverkamp return aac_read(scsicmd); 20011da177e4SLinus Torvalds 20021da177e4SLinus Torvalds case WRITE_6: 20031da177e4SLinus Torvalds case WRITE_10: 20047a8cf29dSMark Haverkamp case WRITE_12: 20057a8cf29dSMark Haverkamp case WRITE_16: 20068c867b25SMark Haverkamp if (dev->in_reset) 20078c867b25SMark Haverkamp return -1; 20089e7c349cSMark Haverkamp return aac_write(scsicmd); 20091da177e4SLinus Torvalds 20101da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 20111da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 20129e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 20131da177e4SLinus Torvalds 20141da177e4SLinus Torvalds default: 20151da177e4SLinus Torvalds /* 20161da177e4SLinus Torvalds * Unhandled commands 20171da177e4SLinus Torvalds */ 20187c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 20191da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 20201da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 20211da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 20221da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 20231da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 20241da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 20251da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 20261da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 20271da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20281da177e4SLinus Torvalds return 0; 20291da177e4SLinus Torvalds } 20301da177e4SLinus Torvalds } 20311da177e4SLinus Torvalds 20321da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 20331da177e4SLinus Torvalds { 20341da177e4SLinus Torvalds struct aac_query_disk qd; 20351da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20361da177e4SLinus Torvalds 20371da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 203890ee3466SMark Haverkamp if (!fsa_dev_ptr) 203965101355SMark Haverkamp return -EBUSY; 20401da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 20411da177e4SLinus Torvalds return -EFAULT; 20421da177e4SLinus Torvalds if (qd.cnum == -1) 2043e5718774SMark Haverkamp qd.cnum = qd.id; 20441da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 20451da177e4SLinus Torvalds { 20461da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 20471da177e4SLinus Torvalds return -EINVAL; 20481da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 20491da177e4SLinus Torvalds qd.bus = 0; 20501da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 20511da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 20521da177e4SLinus Torvalds } 20531da177e4SLinus Torvalds else return -EINVAL; 20541da177e4SLinus Torvalds 20551da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 20561da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 20571da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 20581da177e4SLinus Torvalds 20591da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 20601da177e4SLinus Torvalds qd.unmapped = 1; 20611da177e4SLinus Torvalds else 20621da177e4SLinus Torvalds qd.unmapped = 0; 20631da177e4SLinus Torvalds 20641da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 20651da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 20661da177e4SLinus Torvalds 20671da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 20681da177e4SLinus Torvalds return -EFAULT; 20691da177e4SLinus Torvalds return 0; 20701da177e4SLinus Torvalds } 20711da177e4SLinus Torvalds 20721da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 20731da177e4SLinus Torvalds { 20741da177e4SLinus Torvalds struct aac_delete_disk dd; 20751da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20761da177e4SLinus Torvalds 20771da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 207865101355SMark Haverkamp if (!fsa_dev_ptr) 207965101355SMark Haverkamp return -EBUSY; 20801da177e4SLinus Torvalds 20811da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 20821da177e4SLinus Torvalds return -EFAULT; 20831da177e4SLinus Torvalds 20841da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 20851da177e4SLinus Torvalds return -EINVAL; 20861da177e4SLinus Torvalds /* 20871da177e4SLinus Torvalds * Mark this container as being deleted. 20881da177e4SLinus Torvalds */ 20891da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 20901da177e4SLinus Torvalds /* 20911da177e4SLinus Torvalds * Mark the container as no longer valid 20921da177e4SLinus Torvalds */ 20931da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 20941da177e4SLinus Torvalds return 0; 20951da177e4SLinus Torvalds } 20961da177e4SLinus Torvalds 20971da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 20981da177e4SLinus Torvalds { 20991da177e4SLinus Torvalds struct aac_delete_disk dd; 21001da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 21011da177e4SLinus Torvalds 21021da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 210390ee3466SMark Haverkamp if (!fsa_dev_ptr) 210465101355SMark Haverkamp return -EBUSY; 21051da177e4SLinus Torvalds 21061da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 21071da177e4SLinus Torvalds return -EFAULT; 21081da177e4SLinus Torvalds 21091da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 21101da177e4SLinus Torvalds return -EINVAL; 21111da177e4SLinus Torvalds /* 21121da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 21131da177e4SLinus Torvalds */ 21141da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 21151da177e4SLinus Torvalds return -EBUSY; 21161da177e4SLinus Torvalds else { 21171da177e4SLinus Torvalds /* 21181da177e4SLinus Torvalds * Mark the container as no longer being valid. 21191da177e4SLinus Torvalds */ 21201da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 21211da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 21221da177e4SLinus Torvalds return 0; 21231da177e4SLinus Torvalds } 21241da177e4SLinus Torvalds } 21251da177e4SLinus Torvalds 21261da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 21271da177e4SLinus Torvalds { 21281da177e4SLinus Torvalds switch (cmd) { 21291da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 21301da177e4SLinus Torvalds return query_disk(dev, arg); 21311da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 21321da177e4SLinus Torvalds return delete_disk(dev, arg); 21331da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 21341da177e4SLinus Torvalds return force_delete_disk(dev, arg); 21351da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 21361da177e4SLinus Torvalds return aac_get_containers(dev); 21371da177e4SLinus Torvalds default: 21381da177e4SLinus Torvalds return -ENOTTY; 21391da177e4SLinus Torvalds } 21401da177e4SLinus Torvalds } 21411da177e4SLinus Torvalds 21421da177e4SLinus Torvalds /** 21431da177e4SLinus Torvalds * 21441da177e4SLinus Torvalds * aac_srb_callback 21451da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 21461da177e4SLinus Torvalds * @fibptr: pointer to the fib 21471da177e4SLinus Torvalds * 21481da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 21491da177e4SLinus Torvalds * 21501da177e4SLinus Torvalds */ 21511da177e4SLinus Torvalds 21521da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 21531da177e4SLinus Torvalds { 21541da177e4SLinus Torvalds struct aac_dev *dev; 21551da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 21561da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21571da177e4SLinus Torvalds 21581da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 215903d44337SMark Haverkamp 216003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 216103d44337SMark Haverkamp return; 216203d44337SMark Haverkamp 21631da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21641da177e4SLinus Torvalds 2165125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 21661da177e4SLinus Torvalds 21671da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 21681da177e4SLinus Torvalds 21691da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 21701da177e4SLinus Torvalds /* 21711da177e4SLinus Torvalds * Calculate resid for sg 21721da177e4SLinus Torvalds */ 21731da177e4SLinus Torvalds 2174727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2175727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 21761da177e4SLinus Torvalds 2177727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 21781da177e4SLinus Torvalds 21791da177e4SLinus Torvalds /* 21801da177e4SLinus Torvalds * First check the fib status 21811da177e4SLinus Torvalds */ 21821da177e4SLinus Torvalds 21831da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 21841da177e4SLinus Torvalds int len; 21851da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 21861da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 21871da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 21881da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 21891da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 21901da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 21911da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 21921da177e4SLinus Torvalds } 21931da177e4SLinus Torvalds 21941da177e4SLinus Torvalds /* 21951da177e4SLinus Torvalds * Next check the srb status 21961da177e4SLinus Torvalds */ 21971da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 21981da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 21991da177e4SLinus Torvalds case SRB_STATUS_PENDING: 22001da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 22011da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22021da177e4SLinus Torvalds break; 22031da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 22041da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 22051da177e4SLinus Torvalds case READ_6: 22061da177e4SLinus Torvalds case WRITE_6: 22071da177e4SLinus Torvalds case READ_10: 22081da177e4SLinus Torvalds case WRITE_10: 22091da177e4SLinus Torvalds case READ_12: 22101da177e4SLinus Torvalds case WRITE_12: 22117a8cf29dSMark Haverkamp case READ_16: 22127a8cf29dSMark Haverkamp case WRITE_16: 22131da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 22141da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 22151da177e4SLinus Torvalds } else { 22161da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 22171da177e4SLinus Torvalds } 22181da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 22191da177e4SLinus Torvalds break; 22201da177e4SLinus Torvalds case INQUIRY: { 22211da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22221da177e4SLinus Torvalds break; 22231da177e4SLinus Torvalds } 22241da177e4SLinus Torvalds default: 22251da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22261da177e4SLinus Torvalds break; 22271da177e4SLinus Torvalds } 22281da177e4SLinus Torvalds break; 22291da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 22301da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 22311da177e4SLinus Torvalds break; 22321da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 22331da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 22341da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 22351da177e4SLinus Torvalds break; 22361da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 22371da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 22381da177e4SLinus Torvalds break; 22391da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 22401da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 22411da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 22421da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 22431da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 22441da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22451da177e4SLinus Torvalds break; 22461da177e4SLinus Torvalds 22471da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 22481da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 22491da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 22501da177e4SLinus Torvalds break; 22511da177e4SLinus Torvalds 22521da177e4SLinus Torvalds case SRB_STATUS_BUSY: 22531da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22541da177e4SLinus Torvalds break; 22551da177e4SLinus Torvalds 22561da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 22571da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 22581da177e4SLinus Torvalds break; 22591da177e4SLinus Torvalds 22601da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 22611da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 22621da177e4SLinus Torvalds break; 22631da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 22641da177e4SLinus Torvalds case SRB_STATUS_ERROR: 22651da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 22661da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 22671da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 22681da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 22691da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 22701da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 22711da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 22721da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 22731da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 22741da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 22751da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 22761da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 22771da177e4SLinus Torvalds default: 22781da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22791da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 22801da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 22811da177e4SLinus Torvalds aac_get_status_string( 22821da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 22831da177e4SLinus Torvalds scsicmd->cmnd[0], 22841da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 22851da177e4SLinus Torvalds #endif 22861da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 22871da177e4SLinus Torvalds break; 22881da177e4SLinus Torvalds } 22891da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 22901da177e4SLinus Torvalds int len; 22911da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 22921da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 22931da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 22941da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 22951da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 22961da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22977a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 22987a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 22991da177e4SLinus Torvalds #endif 23001da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 23011da177e4SLinus Torvalds 23021da177e4SLinus Torvalds } 23031da177e4SLinus Torvalds /* 23041da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 23051da177e4SLinus Torvalds */ 23061da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 23071da177e4SLinus Torvalds 2308bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2309bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 23108e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 23111da177e4SLinus Torvalds } 23121da177e4SLinus Torvalds 23131da177e4SLinus Torvalds /** 23141da177e4SLinus Torvalds * 23151da177e4SLinus Torvalds * aac_send_scb_fib 23161da177e4SLinus Torvalds * @scsicmd: the scsi command block 23171da177e4SLinus Torvalds * 23181da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 23191da177e4SLinus Torvalds * scsicmd passed in. 23201da177e4SLinus Torvalds */ 23211da177e4SLinus Torvalds 23221da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 23231da177e4SLinus Torvalds { 23241da177e4SLinus Torvalds struct fib* cmd_fibcontext; 23251da177e4SLinus Torvalds struct aac_dev* dev; 23261da177e4SLinus Torvalds int status; 23271da177e4SLinus Torvalds 232884971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2329e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 233084971738SMark Haverkamp scsicmd->device->lun > 7) { 23311da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23321da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23331da177e4SLinus Torvalds return 0; 23341da177e4SLinus Torvalds } 23351da177e4SLinus Torvalds 23361da177e4SLinus Torvalds /* 23371da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 23381da177e4SLinus Torvalds */ 2339bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 23401da177e4SLinus Torvalds return -1; 23411da177e4SLinus Torvalds } 2342e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 23431da177e4SLinus Torvalds 23441da177e4SLinus Torvalds /* 23451da177e4SLinus Torvalds * Check that the command queued to the controller 23461da177e4SLinus Torvalds */ 23471da177e4SLinus Torvalds if (status == -EINPROGRESS) { 234877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23491da177e4SLinus Torvalds return 0; 23501da177e4SLinus Torvalds } 23511da177e4SLinus Torvalds 2352bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2353bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2354bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23551da177e4SLinus Torvalds 23561da177e4SLinus Torvalds return -1; 23571da177e4SLinus Torvalds } 23581da177e4SLinus Torvalds 23591da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 23601da177e4SLinus Torvalds { 23611da177e4SLinus Torvalds struct aac_dev *dev; 23621da177e4SLinus Torvalds unsigned long byte_count = 0; 2363727eead6SFUJITA Tomonori int nseg; 23641da177e4SLinus Torvalds 23651da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23661da177e4SLinus Torvalds // Get rid of old data 23671da177e4SLinus Torvalds psg->count = 0; 23681da177e4SLinus Torvalds psg->sg[0].addr = 0; 23691da177e4SLinus Torvalds psg->sg[0].count = 0; 2370727eead6SFUJITA Tomonori 2371727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2372727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2373727eead6SFUJITA Tomonori if (nseg) { 23741da177e4SLinus Torvalds struct scatterlist *sg; 23751da177e4SLinus Torvalds int i; 23761da177e4SLinus Torvalds 2377727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 23781da177e4SLinus Torvalds 2379727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 23801da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 23811da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 23821da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 23831da177e4SLinus Torvalds } 23841da177e4SLinus Torvalds /* hba wants the size to be exact */ 2385727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 238656b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2387727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 238856b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2389727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 23901da177e4SLinus Torvalds } 23911da177e4SLinus Torvalds /* Check for command underflow */ 23921da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23931da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23941da177e4SLinus Torvalds byte_count, scsicmd->underflow); 23951da177e4SLinus Torvalds } 23961da177e4SLinus Torvalds } 23971da177e4SLinus Torvalds return byte_count; 23981da177e4SLinus Torvalds } 23991da177e4SLinus Torvalds 24001da177e4SLinus Torvalds 24011da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 24021da177e4SLinus Torvalds { 24031da177e4SLinus Torvalds struct aac_dev *dev; 24041da177e4SLinus Torvalds unsigned long byte_count = 0; 240556b58712SMark Haverkamp u64 addr; 2406727eead6SFUJITA Tomonori int nseg; 24071da177e4SLinus Torvalds 24081da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24091da177e4SLinus Torvalds // Get rid of old data 24101da177e4SLinus Torvalds psg->count = 0; 24111da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 24121da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 24131da177e4SLinus Torvalds psg->sg[0].count = 0; 2414727eead6SFUJITA Tomonori 2415727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2416727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2417727eead6SFUJITA Tomonori if (nseg) { 24181da177e4SLinus Torvalds struct scatterlist *sg; 24191da177e4SLinus Torvalds int i; 24201da177e4SLinus Torvalds 2421727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 24221241f359SMark Haverkamp int count = sg_dma_len(sg); 242356b58712SMark Haverkamp addr = sg_dma_address(sg); 242456b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 242556b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 24261241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24271241f359SMark Haverkamp byte_count += count; 24281da177e4SLinus Torvalds } 2429727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 24301da177e4SLinus Torvalds /* hba wants the size to be exact */ 2431727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 243256b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2433727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 243456b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2435727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 24361da177e4SLinus Torvalds } 24371da177e4SLinus Torvalds /* Check for command underflow */ 24381da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24391da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24401da177e4SLinus Torvalds byte_count, scsicmd->underflow); 24411da177e4SLinus Torvalds } 24421da177e4SLinus Torvalds } 24431da177e4SLinus Torvalds return byte_count; 24441da177e4SLinus Torvalds } 24451da177e4SLinus Torvalds 24460e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 24470e68c003SMark Haverkamp { 24480e68c003SMark Haverkamp unsigned long byte_count = 0; 2449727eead6SFUJITA Tomonori int nseg; 24500e68c003SMark Haverkamp 24510e68c003SMark Haverkamp // Get rid of old data 24520e68c003SMark Haverkamp psg->count = 0; 24530e68c003SMark Haverkamp psg->sg[0].next = 0; 24540e68c003SMark Haverkamp psg->sg[0].prev = 0; 24550e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 24560e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 24570e68c003SMark Haverkamp psg->sg[0].count = 0; 24580e68c003SMark Haverkamp psg->sg[0].flags = 0; 2459727eead6SFUJITA Tomonori 2460727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2461727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2462727eead6SFUJITA Tomonori if (nseg) { 24630e68c003SMark Haverkamp struct scatterlist *sg; 24640e68c003SMark Haverkamp int i; 24650e68c003SMark Haverkamp 2466727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 24670e68c003SMark Haverkamp int count = sg_dma_len(sg); 24680e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 24690e68c003SMark Haverkamp psg->sg[i].next = 0; 24700e68c003SMark Haverkamp psg->sg[i].prev = 0; 24710e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 24720e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 24730e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24740e68c003SMark Haverkamp psg->sg[i].flags = 0; 24750e68c003SMark Haverkamp byte_count += count; 24760e68c003SMark Haverkamp } 2477727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 24780e68c003SMark Haverkamp /* hba wants the size to be exact */ 2479727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 24800e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2481727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 24820e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2483727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 24840e68c003SMark Haverkamp } 24850e68c003SMark Haverkamp /* Check for command underflow */ 24860e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24870e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24880e68c003SMark Haverkamp byte_count, scsicmd->underflow); 24890e68c003SMark Haverkamp } 24900e68c003SMark Haverkamp } 24910e68c003SMark Haverkamp return byte_count; 24920e68c003SMark Haverkamp } 24930e68c003SMark Haverkamp 24941da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 24951da177e4SLinus Torvalds 24961da177e4SLinus Torvalds struct aac_srb_status_info { 24971da177e4SLinus Torvalds u32 status; 24981da177e4SLinus Torvalds char *str; 24991da177e4SLinus Torvalds }; 25001da177e4SLinus Torvalds 25011da177e4SLinus Torvalds 25021da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 25031da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 25041da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 25051da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 25061da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 25071da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 25081da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 25091da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 25101da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 25111da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 25121da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 25131da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 25141da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 25151da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 25161da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 25171da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 25181da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 25191da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 25201da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 25211da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 25221da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 25231da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 25241da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 25251da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 25261da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 25271da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 25281da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 25291da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 25301da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 25311da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 25321da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 25331da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 25341da177e4SLinus Torvalds { 0xff, "Unknown Error"} 25351da177e4SLinus Torvalds }; 25361da177e4SLinus Torvalds 25371da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 25381da177e4SLinus Torvalds { 25391da177e4SLinus Torvalds int i; 25401da177e4SLinus Torvalds 25416391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 25426391a113STobias Klauser if (srb_status_info[i].status == status) 25431da177e4SLinus Torvalds return srb_status_info[i].str; 25441da177e4SLinus Torvalds 25451da177e4SLinus Torvalds return "Bad Status Code"; 25461da177e4SLinus Torvalds } 25471da177e4SLinus Torvalds 25481da177e4SLinus Torvalds #endif 2549