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; 3473b2946ccSMark Haverkamp struct scatterlist *sg = scsicmd->request_buffer; 3483b2946ccSMark Haverkamp 3493b2946ccSMark Haverkamp if (scsicmd->use_sg) { 3503b2946ccSMark Haverkamp buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 3513b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 3523b2946ccSMark Haverkamp } else { 3533b2946ccSMark Haverkamp buf = scsicmd->request_buffer; 3543b2946ccSMark Haverkamp transfer_len = min(scsicmd->request_bufflen, len + offset); 3553b2946ccSMark Haverkamp } 35620235f35SSalyzyn, Mark transfer_len -= offset; 357cab537d6SJames Bottomley if (buf && transfer_len > 0) 35820235f35SSalyzyn, Mark memcpy(buf + offset, data, transfer_len); 3593b2946ccSMark Haverkamp 3603b2946ccSMark Haverkamp if (scsicmd->use_sg) 3613b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3623b2946ccSMark Haverkamp 3633b2946ccSMark Haverkamp } 3643b2946ccSMark Haverkamp 3651da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3661da177e4SLinus Torvalds { 3671da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3681da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3691da177e4SLinus Torvalds 3701da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3711da177e4SLinus Torvalds 37203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 37303d44337SMark Haverkamp return; 37403d44337SMark Haverkamp 3751da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 376125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 3771da177e4SLinus Torvalds 3781da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3791da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3801da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3811da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3821da177e4SLinus Torvalds char *sp = get_name_reply->data; 3831da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 3841da177e4SLinus Torvalds while (*sp == ' ') 3851da177e4SLinus Torvalds ++sp; 3863b2946ccSMark Haverkamp if (*sp) { 3873b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 3883b2946ccSMark Haverkamp int count = sizeof(d); 3893b2946ccSMark Haverkamp char *dp = d; 3903b2946ccSMark Haverkamp do { 3911da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 3921da177e4SLinus Torvalds } while (--count > 0); 3933b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 3943b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 3951da177e4SLinus Torvalds } 3963b2946ccSMark Haverkamp } 3973b2946ccSMark Haverkamp 3981da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 3991da177e4SLinus Torvalds 400bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 401bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4028e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4031da177e4SLinus Torvalds } 4041da177e4SLinus Torvalds 4051da177e4SLinus Torvalds /** 4061da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4071da177e4SLinus Torvalds */ 4089e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4091da177e4SLinus Torvalds { 4101da177e4SLinus Torvalds int status; 4111da177e4SLinus Torvalds struct aac_get_name *dinfo; 4121da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4131da177e4SLinus Torvalds struct aac_dev * dev; 4141da177e4SLinus Torvalds 4151da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4161da177e4SLinus Torvalds 417bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4181da177e4SLinus Torvalds return -ENOMEM; 4191da177e4SLinus Torvalds 420bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4211da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4221da177e4SLinus Torvalds 4231da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4241da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4259e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4261da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4271da177e4SLinus Torvalds 428bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4291da177e4SLinus Torvalds cmd_fibcontext, 4301da177e4SLinus Torvalds sizeof (struct aac_get_name), 4311da177e4SLinus Torvalds FsaNormal, 4321da177e4SLinus Torvalds 0, 1, 4331da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4341da177e4SLinus Torvalds (void *) scsicmd); 4351da177e4SLinus Torvalds 4361da177e4SLinus Torvalds /* 4371da177e4SLinus Torvalds * Check that the command queued to the controller 4381da177e4SLinus Torvalds */ 43977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 44077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4411da177e4SLinus Torvalds return 0; 44277d644d4SMark Haverkamp } 4431da177e4SLinus Torvalds 444bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 445bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 446bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4471da177e4SLinus Torvalds return -1; 4481da177e4SLinus Torvalds } 4491da177e4SLinus Torvalds 450fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 451fe76df42SMark Haverkamp { 452fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 453fe76df42SMark Haverkamp 454fe76df42SMark Haverkamp if (fsa_dev_ptr[scmd_id(scsicmd)].valid) 455fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 456fe76df42SMark Haverkamp 457fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 458fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 459fe76df42SMark Haverkamp return 0; 460fe76df42SMark Haverkamp } 461fe76df42SMark Haverkamp 462fe76df42SMark Haverkamp static int _aac_probe_container2(void * context, struct fib * fibptr) 463fe76df42SMark Haverkamp { 46403d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 465fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 46603d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 46703d44337SMark Haverkamp 46803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 46903d44337SMark Haverkamp return 0; 47003d44337SMark Haverkamp 47103d44337SMark Haverkamp fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 472fe76df42SMark Haverkamp 473fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 474fe76df42SMark Haverkamp if (fsa_dev_ptr) { 475fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 476fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 477fe76df42SMark Haverkamp 478fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 479fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 480fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 481fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 482fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 483fe76df42SMark Haverkamp fsa_dev_ptr->size 484fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 485fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 486fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 487fe76df42SMark Haverkamp } 488fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 489fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 490fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 491fe76df42SMark Haverkamp } 492fe76df42SMark Haverkamp aac_fib_complete(fibptr); 493fe76df42SMark Haverkamp aac_fib_free(fibptr); 494fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 495fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 496fe76df42SMark Haverkamp return (*callback)(scsicmd); 497fe76df42SMark Haverkamp } 498fe76df42SMark Haverkamp 499fe76df42SMark Haverkamp static int _aac_probe_container1(void * context, struct fib * fibptr) 500fe76df42SMark Haverkamp { 501fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 502fe76df42SMark Haverkamp struct aac_mount * dresp; 503fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 504fe76df42SMark Haverkamp int status; 505fe76df42SMark Haverkamp 506fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 507fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 508fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5094def7fa1SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) 510fe76df42SMark Haverkamp return _aac_probe_container2(context, fibptr); 511fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 512fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 513fe76df42SMark Haverkamp 51403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 51503d44337SMark Haverkamp return 0; 51603d44337SMark Haverkamp 517fe76df42SMark Haverkamp aac_fib_init(fibptr); 518fe76df42SMark Haverkamp 519fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 520fe76df42SMark Haverkamp 521fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 522fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 523fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 524fe76df42SMark Haverkamp 525fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 526fe76df42SMark Haverkamp fibptr, 527fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 528fe76df42SMark Haverkamp FsaNormal, 529fe76df42SMark Haverkamp 0, 1, 530fe76df42SMark Haverkamp (fib_callback) _aac_probe_container2, 531fe76df42SMark Haverkamp (void *) scsicmd); 532fe76df42SMark Haverkamp /* 533fe76df42SMark Haverkamp * Check that the command queued to the controller 534fe76df42SMark Haverkamp */ 535fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 536fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 537fe76df42SMark Haverkamp return 0; 538fe76df42SMark Haverkamp } 539fe76df42SMark Haverkamp if (status < 0) { 540fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 541fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 542fe76df42SMark Haverkamp return _aac_probe_container2(context, fibptr); 543fe76df42SMark Haverkamp } 544fe76df42SMark Haverkamp return 0; 545fe76df42SMark Haverkamp } 546fe76df42SMark Haverkamp 547fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 548fe76df42SMark Haverkamp { 549fe76df42SMark Haverkamp struct fib * fibptr; 550fe76df42SMark Haverkamp int status = -ENOMEM; 551fe76df42SMark Haverkamp 552fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 553fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 554fe76df42SMark Haverkamp 555fe76df42SMark Haverkamp aac_fib_init(fibptr); 556fe76df42SMark Haverkamp 557fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 558fe76df42SMark Haverkamp 559fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 560fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 561fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 562fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 563fe76df42SMark Haverkamp 564fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 565fe76df42SMark Haverkamp fibptr, 566fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 567fe76df42SMark Haverkamp FsaNormal, 568fe76df42SMark Haverkamp 0, 1, 569fe76df42SMark Haverkamp (fib_callback) _aac_probe_container1, 570fe76df42SMark Haverkamp (void *) scsicmd); 571fe76df42SMark Haverkamp /* 572fe76df42SMark Haverkamp * Check that the command queued to the controller 573fe76df42SMark Haverkamp */ 574fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 575fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 576fe76df42SMark Haverkamp return 0; 577fe76df42SMark Haverkamp } 578fe76df42SMark Haverkamp if (status < 0) { 579fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 580fe76df42SMark Haverkamp aac_fib_complete(fibptr); 581fe76df42SMark Haverkamp aac_fib_free(fibptr); 582fe76df42SMark Haverkamp } 583fe76df42SMark Haverkamp } 584fe76df42SMark Haverkamp if (status < 0) { 585fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 586fe76df42SMark Haverkamp if (fsa_dev_ptr) { 587fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 588fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 589fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 590fe76df42SMark Haverkamp return (*callback)(scsicmd); 591fe76df42SMark Haverkamp } 592fe76df42SMark Haverkamp } 593fe76df42SMark Haverkamp } 594fe76df42SMark Haverkamp return status; 595fe76df42SMark Haverkamp } 596fe76df42SMark Haverkamp 5971da177e4SLinus Torvalds /** 598bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 5991da177e4SLinus Torvalds * @dev: device to query 6001da177e4SLinus Torvalds * @cid: container identifier 6011da177e4SLinus Torvalds * 6021da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6031da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6041da177e4SLinus Torvalds */ 605fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 606fe76df42SMark Haverkamp { 607fe76df42SMark Haverkamp scsicmd->device = NULL; 608fe76df42SMark Haverkamp return 0; 609fe76df42SMark Haverkamp } 6101da177e4SLinus Torvalds 611bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6121da177e4SLinus Torvalds { 613fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 614fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6151da177e4SLinus Torvalds int status; 6161da177e4SLinus Torvalds 617fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 618fe76df42SMark Haverkamp kfree(scsicmd); 619fe76df42SMark Haverkamp kfree(scsidev); 62090ee3466SMark Haverkamp return -ENOMEM; 6211da177e4SLinus Torvalds } 622fe76df42SMark Haverkamp scsicmd->list.next = NULL; 623fe76df42SMark Haverkamp scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))_aac_probe_container1; 6241da177e4SLinus Torvalds 625fe76df42SMark Haverkamp scsicmd->device = scsidev; 626fe76df42SMark Haverkamp scsidev->sdev_state = 0; 627fe76df42SMark Haverkamp scsidev->id = cid; 628fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6291da177e4SLinus Torvalds 630fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 631fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 632fe76df42SMark Haverkamp schedule(); 633802ae2f0SSalyzyn, Mark kfree(scsidev); 634fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 635fe76df42SMark Haverkamp kfree(scsicmd); 6361da177e4SLinus Torvalds return status; 6371da177e4SLinus Torvalds } 6381da177e4SLinus Torvalds 6391da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6401da177e4SLinus Torvalds struct scsi_inq { 6411da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6421da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6431da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6441da177e4SLinus Torvalds }; 6451da177e4SLinus Torvalds 6461da177e4SLinus Torvalds /** 6471da177e4SLinus Torvalds * InqStrCopy - string merge 6481da177e4SLinus Torvalds * @a: string to copy from 6491da177e4SLinus Torvalds * @b: string to copy to 6501da177e4SLinus Torvalds * 6511da177e4SLinus Torvalds * Copy a String from one location to another 6521da177e4SLinus Torvalds * without copying \0 6531da177e4SLinus Torvalds */ 6541da177e4SLinus Torvalds 6551da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 6561da177e4SLinus Torvalds { 6571da177e4SLinus Torvalds 6581da177e4SLinus Torvalds while(*a != (char)0) 6591da177e4SLinus Torvalds *b++ = *a++; 6601da177e4SLinus Torvalds } 6611da177e4SLinus Torvalds 6621da177e4SLinus Torvalds static char *container_types[] = { 6631da177e4SLinus Torvalds "None", 6641da177e4SLinus Torvalds "Volume", 6651da177e4SLinus Torvalds "Mirror", 6661da177e4SLinus Torvalds "Stripe", 6671da177e4SLinus Torvalds "RAID5", 6681da177e4SLinus Torvalds "SSRW", 6691da177e4SLinus Torvalds "SSRO", 6701da177e4SLinus Torvalds "Morph", 6711da177e4SLinus Torvalds "Legacy", 6721da177e4SLinus Torvalds "RAID4", 6731da177e4SLinus Torvalds "RAID10", 6741da177e4SLinus Torvalds "RAID00", 6751da177e4SLinus Torvalds "V-MIRRORS", 6761da177e4SLinus Torvalds "PSEUDO R4", 6771da177e4SLinus Torvalds "RAID50", 67884971738SMark Haverkamp "RAID5D", 67984971738SMark Haverkamp "RAID5D0", 68084971738SMark Haverkamp "RAID1E", 68184971738SMark Haverkamp "RAID6", 68284971738SMark Haverkamp "RAID60", 6831da177e4SLinus Torvalds "Unknown" 6841da177e4SLinus Torvalds }; 6851da177e4SLinus Torvalds 6861da177e4SLinus Torvalds 6871da177e4SLinus Torvalds 6881da177e4SLinus Torvalds /* Function: setinqstr 6891da177e4SLinus Torvalds * 6901da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6911da177e4SLinus Torvalds * 6921da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6931da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6941da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6951da177e4SLinus Torvalds */ 6961da177e4SLinus Torvalds 697794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 6981da177e4SLinus Torvalds { 6991da177e4SLinus Torvalds struct scsi_inq *str; 7001da177e4SLinus Torvalds 7011da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 702794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 703794d0601SMark Haverkamp 704794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 705794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 706794d0601SMark Haverkamp int c = sizeof(str->vid); 707794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 708794d0601SMark Haverkamp ++cp; 709794d0601SMark Haverkamp c = *cp; 710794d0601SMark Haverkamp *cp = '\0'; 711794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 712794d0601SMark Haverkamp str->vid); 713794d0601SMark Haverkamp *cp = c; 714794d0601SMark Haverkamp while (*cp && *cp != ' ') 715794d0601SMark Haverkamp ++cp; 716794d0601SMark Haverkamp while (*cp == ' ') 717794d0601SMark Haverkamp ++cp; 718794d0601SMark Haverkamp /* last six chars reserved for vol type */ 719794d0601SMark Haverkamp c = 0; 720794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 721794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 722794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 723794d0601SMark Haverkamp } 724794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 725794d0601SMark Haverkamp if (c) 726794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 727794d0601SMark Haverkamp } else { 728794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7291da177e4SLinus Torvalds 7301da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 731794d0601SMark Haverkamp /* last six chars reserved for vol type */ 732794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 733794d0601SMark Haverkamp } 7341da177e4SLinus Torvalds 7356391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7361da177e4SLinus Torvalds char *findit = str->pid; 7371da177e4SLinus Torvalds 7381da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 7391da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 7401da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 7411da177e4SLinus Torvalds *(findit -= 4) = ' '; 742794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 743794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 7441da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 7451da177e4SLinus Torvalds } 7461da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 7471da177e4SLinus Torvalds } 7481da177e4SLinus Torvalds 7494833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 7501da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 7511da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 7521da177e4SLinus Torvalds u32 residue) 7531da177e4SLinus Torvalds { 7541da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 7551da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 7561da177e4SLinus Torvalds 7571da177e4SLinus Torvalds if (incorrect_length) { 7581da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 7591da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 7601da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 7611da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 7621da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 7631da177e4SLinus Torvalds } else 7641da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 7651da177e4SLinus Torvalds 7661da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 7671da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 7681da177e4SLinus Torvalds else 7691da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 7701da177e4SLinus Torvalds 7711da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 7721da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 7731da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 7741da177e4SLinus Torvalds sense_buf[15] = 0; 7751da177e4SLinus Torvalds 7761da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 7771da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 7781da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 7791da177e4SLinus Torvalds 7801da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 7811da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 7821da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 7831da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 7841da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 7851da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 7861da177e4SLinus Torvalds } 7871da177e4SLinus Torvalds } 7881da177e4SLinus Torvalds 789e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 790e8f32de5SMark Haverkamp { 791e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 792e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 793e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 794e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 795e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 796e8f32de5SMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 797e8f32de5SMark Haverkamp HARDWARE_ERROR, 798e8f32de5SMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 799e8f32de5SMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 800e8f32de5SMark Haverkamp 0, 0); 801e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 802e8f32de5SMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(cmd->sense_buffer)) 803e8f32de5SMark Haverkamp ? sizeof(cmd->sense_buffer) 804e8f32de5SMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 805e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 806e8f32de5SMark Haverkamp return 1; 807e8f32de5SMark Haverkamp } 808e8f32de5SMark Haverkamp return 0; 809e8f32de5SMark Haverkamp } 810e8f32de5SMark Haverkamp 811e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 812e8f32de5SMark Haverkamp { 813e8f32de5SMark Haverkamp return 0; 814e8f32de5SMark Haverkamp } 815e8f32de5SMark Haverkamp 816e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 817e8f32de5SMark Haverkamp 818e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 819e8f32de5SMark Haverkamp { 820e8f32de5SMark Haverkamp u16 fibsize; 821e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 822e8f32de5SMark Haverkamp aac_fib_init(fib); 823e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 824e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 825e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 826e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 827e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 828e8f32de5SMark Haverkamp readcmd->flags = cpu_to_le16(1); 829e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 830e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 831e8f32de5SMark Haverkamp 832e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 833e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 834e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 835e8f32de5SMark Haverkamp /* 836e8f32de5SMark Haverkamp * Now send the Fib to the adapter 837e8f32de5SMark Haverkamp */ 838e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 839e8f32de5SMark Haverkamp fib, 840e8f32de5SMark Haverkamp fibsize, 841e8f32de5SMark Haverkamp FsaNormal, 842e8f32de5SMark Haverkamp 0, 1, 843e8f32de5SMark Haverkamp (fib_callback) io_callback, 844e8f32de5SMark Haverkamp (void *) cmd); 845e8f32de5SMark Haverkamp } 846e8f32de5SMark Haverkamp 847e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 848e8f32de5SMark Haverkamp { 849e8f32de5SMark Haverkamp u16 fibsize; 850e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 851e8f32de5SMark Haverkamp aac_fib_init(fib); 852e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 853e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 854e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 855e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 856e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 857e8f32de5SMark Haverkamp readcmd->pad = 0; 858e8f32de5SMark Haverkamp readcmd->flags = 0; 859e8f32de5SMark Haverkamp 860e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 861e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 862e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 863e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 864e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 865e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 866e8f32de5SMark Haverkamp /* 867e8f32de5SMark Haverkamp * Now send the Fib to the adapter 868e8f32de5SMark Haverkamp */ 869e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 870e8f32de5SMark Haverkamp fib, 871e8f32de5SMark Haverkamp fibsize, 872e8f32de5SMark Haverkamp FsaNormal, 873e8f32de5SMark Haverkamp 0, 1, 874e8f32de5SMark Haverkamp (fib_callback) io_callback, 875e8f32de5SMark Haverkamp (void *) cmd); 876e8f32de5SMark Haverkamp } 877e8f32de5SMark Haverkamp 878e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 879e8f32de5SMark Haverkamp { 880e8f32de5SMark Haverkamp u16 fibsize; 881e8f32de5SMark Haverkamp struct aac_read *readcmd; 882e8f32de5SMark Haverkamp aac_fib_init(fib); 883e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 884e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 885e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 886e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 887e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 888e8f32de5SMark Haverkamp 889e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 890e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 891e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 892e8f32de5SMark Haverkamp sizeof (struct sgentry)); 893e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 894e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 895e8f32de5SMark Haverkamp /* 896e8f32de5SMark Haverkamp * Now send the Fib to the adapter 897e8f32de5SMark Haverkamp */ 898e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 899e8f32de5SMark Haverkamp fib, 900e8f32de5SMark Haverkamp fibsize, 901e8f32de5SMark Haverkamp FsaNormal, 902e8f32de5SMark Haverkamp 0, 1, 903e8f32de5SMark Haverkamp (fib_callback) io_callback, 904e8f32de5SMark Haverkamp (void *) cmd); 905e8f32de5SMark Haverkamp } 906e8f32de5SMark Haverkamp 907e8f32de5SMark Haverkamp static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 908e8f32de5SMark Haverkamp { 909e8f32de5SMark Haverkamp u16 fibsize; 910e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 911e8f32de5SMark Haverkamp aac_fib_init(fib); 912e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 913e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 914e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 915e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 916e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 917e8f32de5SMark Haverkamp writecmd->flags = 0; 918e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 919e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 920e8f32de5SMark Haverkamp 921e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 922e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 923e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 924e8f32de5SMark Haverkamp /* 925e8f32de5SMark Haverkamp * Now send the Fib to the adapter 926e8f32de5SMark Haverkamp */ 927e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 928e8f32de5SMark Haverkamp fib, 929e8f32de5SMark Haverkamp fibsize, 930e8f32de5SMark Haverkamp FsaNormal, 931e8f32de5SMark Haverkamp 0, 1, 932e8f32de5SMark Haverkamp (fib_callback) io_callback, 933e8f32de5SMark Haverkamp (void *) cmd); 934e8f32de5SMark Haverkamp } 935e8f32de5SMark Haverkamp 936e8f32de5SMark Haverkamp static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 937e8f32de5SMark Haverkamp { 938e8f32de5SMark Haverkamp u16 fibsize; 939e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 940e8f32de5SMark Haverkamp aac_fib_init(fib); 941e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 942e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 943e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 944e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 945e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 946e8f32de5SMark Haverkamp writecmd->pad = 0; 947e8f32de5SMark Haverkamp writecmd->flags = 0; 948e8f32de5SMark Haverkamp 949e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 950e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 951e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 952e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 953e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 954e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 955e8f32de5SMark Haverkamp /* 956e8f32de5SMark Haverkamp * Now send the Fib to the adapter 957e8f32de5SMark Haverkamp */ 958e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 959e8f32de5SMark Haverkamp fib, 960e8f32de5SMark Haverkamp fibsize, 961e8f32de5SMark Haverkamp FsaNormal, 962e8f32de5SMark Haverkamp 0, 1, 963e8f32de5SMark Haverkamp (fib_callback) io_callback, 964e8f32de5SMark Haverkamp (void *) cmd); 965e8f32de5SMark Haverkamp } 966e8f32de5SMark Haverkamp 967e8f32de5SMark Haverkamp static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 968e8f32de5SMark Haverkamp { 969e8f32de5SMark Haverkamp u16 fibsize; 970e8f32de5SMark Haverkamp struct aac_write *writecmd; 971e8f32de5SMark Haverkamp aac_fib_init(fib); 972e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 973e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 974e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 975e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 976e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 977e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 978e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 979e8f32de5SMark Haverkamp 980e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 981e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 982e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 983e8f32de5SMark Haverkamp sizeof (struct sgentry)); 984e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 985e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 986e8f32de5SMark Haverkamp /* 987e8f32de5SMark Haverkamp * Now send the Fib to the adapter 988e8f32de5SMark Haverkamp */ 989e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 990e8f32de5SMark Haverkamp fib, 991e8f32de5SMark Haverkamp fibsize, 992e8f32de5SMark Haverkamp FsaNormal, 993e8f32de5SMark Haverkamp 0, 1, 994e8f32de5SMark Haverkamp (fib_callback) io_callback, 995e8f32de5SMark Haverkamp (void *) cmd); 996e8f32de5SMark Haverkamp } 997e8f32de5SMark Haverkamp 998e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 999e8f32de5SMark Haverkamp { 1000e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1001e8f32de5SMark Haverkamp u32 flag; 1002e8f32de5SMark Haverkamp u32 timeout; 1003e8f32de5SMark Haverkamp 1004e8f32de5SMark Haverkamp aac_fib_init(fib); 1005e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1006e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1007e8f32de5SMark Haverkamp flag = SRB_DataOut; 1008e8f32de5SMark Haverkamp break; 1009e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1010e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1011e8f32de5SMark Haverkamp break; 1012e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1013e8f32de5SMark Haverkamp flag = SRB_DataIn; 1014e8f32de5SMark Haverkamp break; 1015e8f32de5SMark Haverkamp case DMA_NONE: 1016e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1017e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1018e8f32de5SMark Haverkamp break; 1019e8f32de5SMark Haverkamp } 1020e8f32de5SMark Haverkamp 1021e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1022e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1023e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1024e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1025e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1026e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1027e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1028e8f32de5SMark Haverkamp if (timeout == 0) 1029e8f32de5SMark Haverkamp timeout = 1; 1030e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1031e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1032e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1033e8f32de5SMark Haverkamp return srbcmd; 1034e8f32de5SMark Haverkamp } 1035e8f32de5SMark Haverkamp 1036e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1037e8f32de5SMark Haverkamp 1038e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1039e8f32de5SMark Haverkamp { 1040e8f32de5SMark Haverkamp u16 fibsize; 1041e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1042e8f32de5SMark Haverkamp 1043e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1044e8f32de5SMark Haverkamp srbcmd->count = cpu_to_le32(cmd->request_bufflen); 1045e8f32de5SMark Haverkamp 1046e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1047e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1048e8f32de5SMark Haverkamp /* 1049e8f32de5SMark Haverkamp * Build Scatter/Gather list 1050e8f32de5SMark Haverkamp */ 1051e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1052e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1053e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1054e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1055e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1056e8f32de5SMark Haverkamp 1057e8f32de5SMark Haverkamp /* 1058e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1059e8f32de5SMark Haverkamp */ 1060e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1061e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1062e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1063e8f32de5SMark Haverkamp (void *) cmd); 1064e8f32de5SMark Haverkamp } 1065e8f32de5SMark Haverkamp 1066e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1067e8f32de5SMark Haverkamp { 1068e8f32de5SMark Haverkamp u16 fibsize; 1069e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1070e8f32de5SMark Haverkamp 1071e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1072e8f32de5SMark Haverkamp srbcmd->count = cpu_to_le32(cmd->request_bufflen); 1073e8f32de5SMark Haverkamp 1074e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1075e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1076e8f32de5SMark Haverkamp /* 1077e8f32de5SMark Haverkamp * Build Scatter/Gather list 1078e8f32de5SMark Haverkamp */ 1079e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1080e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1081e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1082e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1083e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1084e8f32de5SMark Haverkamp 1085e8f32de5SMark Haverkamp /* 1086e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1087e8f32de5SMark Haverkamp */ 1088e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1089e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1090e8f32de5SMark Haverkamp } 1091e8f32de5SMark Haverkamp 10921da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 10931da177e4SLinus Torvalds { 10941da177e4SLinus Torvalds struct fib* fibptr; 10951da177e4SLinus Torvalds int rcode; 10961da177e4SLinus Torvalds u32 tmp; 10977c00ffa3SMark Haverkamp struct aac_adapter_info *info; 109884971738SMark Haverkamp struct aac_bus_info *command; 109984971738SMark Haverkamp struct aac_bus_info_response *bus_info; 11007c00ffa3SMark Haverkamp 1101bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 11021da177e4SLinus Torvalds return -ENOMEM; 11031da177e4SLinus Torvalds 1104bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11051da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 11067c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11071da177e4SLinus Torvalds 1108bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 11091da177e4SLinus Torvalds fibptr, 11107c00ffa3SMark Haverkamp sizeof(*info), 11111da177e4SLinus Torvalds FsaNormal, 11129203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 11131da177e4SLinus Torvalds NULL, 11141da177e4SLinus Torvalds NULL); 11151da177e4SLinus Torvalds 11167c00ffa3SMark Haverkamp if (rcode < 0) { 1117bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1118bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 11197c00ffa3SMark Haverkamp return rcode; 11207c00ffa3SMark Haverkamp } 11217c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 11227c00ffa3SMark Haverkamp 11237c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 11247c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 11257c00ffa3SMark Haverkamp 1126bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11277c00ffa3SMark Haverkamp 11287c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 11297c00ffa3SMark Haverkamp 11307c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11317c00ffa3SMark Haverkamp 1132bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 11337c00ffa3SMark Haverkamp fibptr, 11347c00ffa3SMark Haverkamp sizeof(*info), 11357c00ffa3SMark Haverkamp FsaNormal, 11367c00ffa3SMark Haverkamp 1, 1, 11377c00ffa3SMark Haverkamp NULL, 11387c00ffa3SMark Haverkamp NULL); 11397c00ffa3SMark Haverkamp 11407c00ffa3SMark Haverkamp if (rcode >= 0) 11417c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 11427c00ffa3SMark Haverkamp } 11431da177e4SLinus Torvalds 114484971738SMark Haverkamp 114584971738SMark Haverkamp /* 114684971738SMark Haverkamp * GetBusInfo 114784971738SMark Haverkamp */ 114884971738SMark Haverkamp 1149bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 115084971738SMark Haverkamp 115184971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 115284971738SMark Haverkamp 115384971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 115484971738SMark Haverkamp 115584971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 115684971738SMark Haverkamp 115784971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 115884971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 115984971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 116084971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 116184971738SMark Haverkamp 1162bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 116384971738SMark Haverkamp fibptr, 116484971738SMark Haverkamp sizeof (*bus_info), 116584971738SMark Haverkamp FsaNormal, 116684971738SMark Haverkamp 1, 1, 116784971738SMark Haverkamp NULL, NULL); 116884971738SMark Haverkamp 116984971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 117084971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 117184971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 117284971738SMark Haverkamp } 117384971738SMark Haverkamp 11748c867b25SMark Haverkamp if (!dev->in_reset) { 11751da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 11767c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 11771da177e4SLinus Torvalds dev->name, 11781da177e4SLinus Torvalds dev->id, 11791da177e4SLinus Torvalds tmp>>24, 11801da177e4SLinus Torvalds (tmp>>16)&0xff, 11811da177e4SLinus Torvalds tmp&0xff, 11827c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 11837c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 11847c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 11851da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 11861da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 11871da177e4SLinus Torvalds dev->name, dev->id, 11881da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11891da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 11901da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 11911da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 11921da177e4SLinus Torvalds dev->name, dev->id, 11931da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11941da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 11951da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 11961da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 11971da177e4SLinus Torvalds dev->name, dev->id, 11981da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 1199a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1200a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1201a45c863fSSalyzyn, Mark dev->name, dev->id, 1202a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1203a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1204a45c863fSSalyzyn, Mark } 12058c867b25SMark Haverkamp } 12061da177e4SLinus Torvalds 12071da177e4SLinus Torvalds dev->nondasd_support = 0; 12081da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 12091da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 12101da177e4SLinus Torvalds dev->nondasd_support = 1; 12111da177e4SLinus Torvalds } 12121da177e4SLinus Torvalds 12131da177e4SLinus Torvalds /* 12141da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 12151da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 12161da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 12171da177e4SLinus Torvalds * additional changes changes will have to be made to support 12181da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 12191da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 12201da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 12211da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 12221da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 12231da177e4SLinus Torvalds */ 12241da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 12251da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 12261da177e4SLinus Torvalds dev->nondasd_support = 1; 12271da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 12281da177e4SLinus Torvalds } 12291da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 12301da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 12311da177e4SLinus Torvalds dev->name, dev->id); 12321da177e4SLinus Torvalds 12331da177e4SLinus Torvalds if(nondasd != -1) { 12341da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 12351da177e4SLinus Torvalds } 12361da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 12371da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 12381da177e4SLinus Torvalds } 12391da177e4SLinus Torvalds 12401da177e4SLinus Torvalds dev->dac_support = 0; 12411da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 12421da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 12431da177e4SLinus Torvalds dev->dac_support = 1; 12441da177e4SLinus Torvalds } 12451da177e4SLinus Torvalds 12461da177e4SLinus Torvalds if(dacmode != -1) { 12471da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 12481da177e4SLinus Torvalds } 12491da177e4SLinus Torvalds if(dev->dac_support != 0) { 125071e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 125171e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 12521da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 12531da177e4SLinus Torvalds dev->name, dev->id); 125471e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 125571e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 12561da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 12571da177e4SLinus Torvalds dev->name, dev->id); 12581da177e4SLinus Torvalds dev->dac_support = 0; 12591da177e4SLinus Torvalds } else { 12601da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 12611da177e4SLinus Torvalds dev->name, dev->id); 12621da177e4SLinus Torvalds rcode = -ENOMEM; 12631da177e4SLinus Torvalds } 12641da177e4SLinus Torvalds } 12657c00ffa3SMark Haverkamp /* 1266e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1267e8f32de5SMark Haverkamp * interface. 12687c00ffa3SMark Haverkamp */ 1269e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 1270e8f32de5SMark Haverkamp ? aac_scsi_64 1271e8f32de5SMark Haverkamp : aac_scsi_32; 1272e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1273e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1274e8f32de5SMark Haverkamp ? aac_bounds_64 1275e8f32de5SMark Haverkamp : aac_bounds_32; 1276e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1277e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1278e8f32de5SMark Haverkamp } else { 1279e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 12807c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 12817c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 128263a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 128363a70eeaSMark Haverkamp sizeof(struct sgentry); 12847c00ffa3SMark Haverkamp if (dev->dac_support) { 1285e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1286e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 12877c00ffa3SMark Haverkamp /* 12887c00ffa3SMark Haverkamp * 38 scatter gather elements 12897c00ffa3SMark Haverkamp */ 12907c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 12917c00ffa3SMark Haverkamp (dev->max_fib_size - 12927c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 12937c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 129463a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 129563a70eeaSMark Haverkamp sizeof(struct sgentry64); 1296e8f32de5SMark Haverkamp } else { 1297e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1298e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 12997c00ffa3SMark Haverkamp } 13007c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 13017c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 13027c00ffa3SMark Haverkamp /* 13037c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 13047c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 13057c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 13067c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 13077c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 13087c00ffa3SMark Haverkamp * element. 13097c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 13107c00ffa3SMark Haverkamp */ 13117c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 13127c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 13137c00ffa3SMark Haverkamp } 13140e68c003SMark Haverkamp } 13151da177e4SLinus Torvalds 1316bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1317bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13181da177e4SLinus Torvalds 13191da177e4SLinus Torvalds return rcode; 13201da177e4SLinus Torvalds } 13211da177e4SLinus Torvalds 13221da177e4SLinus Torvalds 1323e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 13241da177e4SLinus Torvalds { 13251da177e4SLinus Torvalds struct aac_dev *dev; 13261da177e4SLinus Torvalds struct aac_read_reply *readreply; 13271da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 13281da177e4SLinus Torvalds u32 cid; 13291da177e4SLinus Torvalds 13301da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 13311da177e4SLinus Torvalds 133203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 133303d44337SMark Haverkamp return; 133403d44337SMark Haverkamp 13351da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 1336e5718774SMark Haverkamp cid = scmd_id(scsicmd); 13371da177e4SLinus Torvalds 13387a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 13397a8cf29dSMark Haverkamp u64 lba; 13407a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 13417a8cf29dSMark Haverkamp case WRITE_6: 13427a8cf29dSMark Haverkamp case READ_6: 13437a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 13447a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 13457a8cf29dSMark Haverkamp break; 13467a8cf29dSMark Haverkamp case WRITE_16: 13477a8cf29dSMark Haverkamp case READ_16: 13487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 13497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 13507a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 13517a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 13527a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 13537a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 13547a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 13557a8cf29dSMark Haverkamp break; 13567a8cf29dSMark Haverkamp case WRITE_12: 13577a8cf29dSMark Haverkamp case READ_12: 13587a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13597a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13607a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13617a8cf29dSMark Haverkamp break; 13627a8cf29dSMark Haverkamp default: 13637a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13647a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13657a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13667a8cf29dSMark Haverkamp break; 13677a8cf29dSMark Haverkamp } 13687a8cf29dSMark Haverkamp printk(KERN_DEBUG 13697a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 13707a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 13717a8cf29dSMark Haverkamp } 13721da177e4SLinus Torvalds 1373125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 13741da177e4SLinus Torvalds 13751da177e4SLinus Torvalds if(scsicmd->use_sg) 13761da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 13775d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 13781da177e4SLinus Torvalds scsicmd->use_sg, 13791da177e4SLinus Torvalds scsicmd->sc_data_direction); 13801da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 13811da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 13821da177e4SLinus Torvalds scsicmd->request_bufflen, 13831da177e4SLinus Torvalds scsicmd->sc_data_direction); 13841da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 13851da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 13861da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13871da177e4SLinus Torvalds else { 13887c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1389e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 13901da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 13917c00ffa3SMark Haverkamp #endif 13921da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13931da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 13941da177e4SLinus Torvalds HARDWARE_ERROR, 13951da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13961da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13971da177e4SLinus Torvalds 0, 0); 13981da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13991da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 14001da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 14011da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 14021da177e4SLinus Torvalds } 1403bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1404bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 14051da177e4SLinus Torvalds 14068e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 14071da177e4SLinus Torvalds } 14081da177e4SLinus Torvalds 14099e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 14101da177e4SLinus Torvalds { 14117a8cf29dSMark Haverkamp u64 lba; 14121da177e4SLinus Torvalds u32 count; 14131da177e4SLinus Torvalds int status; 14141da177e4SLinus Torvalds struct aac_dev *dev; 14151da177e4SLinus Torvalds struct fib * cmd_fibcontext; 14161da177e4SLinus Torvalds 14171da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 14181da177e4SLinus Torvalds /* 14191da177e4SLinus Torvalds * Get block address and transfer length 14201da177e4SLinus Torvalds */ 14217a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14227a8cf29dSMark Haverkamp case READ_6: 14239e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 14241da177e4SLinus Torvalds 14257a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14267a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14271da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 14281da177e4SLinus Torvalds 14291da177e4SLinus Torvalds if (count == 0) 14301da177e4SLinus Torvalds count = 256; 14317a8cf29dSMark Haverkamp break; 14327a8cf29dSMark Haverkamp case READ_16: 14339e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 14347a8cf29dSMark Haverkamp 14357a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14397a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14407a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14417a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14427a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 14437a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 14447a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 14457a8cf29dSMark Haverkamp break; 14467a8cf29dSMark Haverkamp case READ_12: 14479e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 14487a8cf29dSMark Haverkamp 14497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14507a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14517a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14527a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 14537a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14547a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14557a8cf29dSMark Haverkamp break; 14567a8cf29dSMark Haverkamp default: 14579e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 14581da177e4SLinus Torvalds 14597a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14607a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14617a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14621da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 14637a8cf29dSMark Haverkamp break; 14641da177e4SLinus Torvalds } 14657a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 14667c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1467e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 14687a8cf29dSMark Haverkamp return 0; 14691da177e4SLinus Torvalds /* 14701da177e4SLinus Torvalds * Alocate and initialize a Fib 14711da177e4SLinus Torvalds */ 1472bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 14731da177e4SLinus Torvalds return -1; 14741da177e4SLinus Torvalds } 14751da177e4SLinus Torvalds 1476e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 14771da177e4SLinus Torvalds 14781da177e4SLinus Torvalds /* 14791da177e4SLinus Torvalds * Check that the command queued to the controller 14801da177e4SLinus Torvalds */ 148177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 148277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14831da177e4SLinus Torvalds return 0; 148477d644d4SMark Haverkamp } 14851da177e4SLinus Torvalds 1486bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 14871da177e4SLinus Torvalds /* 14881da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 14891da177e4SLinus Torvalds */ 14901da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 14918e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1492bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1493bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 14941da177e4SLinus Torvalds return 0; 14951da177e4SLinus Torvalds } 14961da177e4SLinus Torvalds 14979e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 14981da177e4SLinus Torvalds { 14997a8cf29dSMark Haverkamp u64 lba; 15001da177e4SLinus Torvalds u32 count; 15011da177e4SLinus Torvalds int status; 15021da177e4SLinus Torvalds struct aac_dev *dev; 15031da177e4SLinus Torvalds struct fib * cmd_fibcontext; 15041da177e4SLinus Torvalds 15051da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15061da177e4SLinus Torvalds /* 15071da177e4SLinus Torvalds * Get block address and transfer length 15081da177e4SLinus Torvalds */ 15091da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 15101da177e4SLinus Torvalds { 15111da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15121da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15131da177e4SLinus Torvalds if (count == 0) 15141da177e4SLinus Torvalds count = 256; 15157a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 15169e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 15177a8cf29dSMark Haverkamp 15187a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15197a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15207a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15217a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15227a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15237a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15247a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15257a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 15267a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15277a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 15289e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 15297a8cf29dSMark Haverkamp 15307a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 15317a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15327a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 15337a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15341da177e4SLinus Torvalds } else { 15359e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 15367a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15371da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 15381da177e4SLinus Torvalds } 15397a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 15401da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1541e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15427a8cf29dSMark Haverkamp return 0; 15431da177e4SLinus Torvalds /* 15441da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 15451da177e4SLinus Torvalds */ 1546bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 15471da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 15488e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15491da177e4SLinus Torvalds return 0; 15501da177e4SLinus Torvalds } 15511da177e4SLinus Torvalds 1552e8f32de5SMark Haverkamp status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count); 15531da177e4SLinus Torvalds 15541da177e4SLinus Torvalds /* 15551da177e4SLinus Torvalds * Check that the command queued to the controller 15561da177e4SLinus Torvalds */ 155777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 155877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 15591da177e4SLinus Torvalds return 0; 15601da177e4SLinus Torvalds } 15611da177e4SLinus Torvalds 1562bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 15631da177e4SLinus Torvalds /* 15641da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 15651da177e4SLinus Torvalds */ 15661da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 15678e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15681da177e4SLinus Torvalds 1569bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1570bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 15711da177e4SLinus Torvalds return 0; 15721da177e4SLinus Torvalds } 15731da177e4SLinus Torvalds 15741da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 15751da177e4SLinus Torvalds { 15761da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 15771da177e4SLinus Torvalds struct scsi_cmnd *cmd; 15781da177e4SLinus Torvalds 15791da177e4SLinus Torvalds cmd = context; 15801da177e4SLinus Torvalds 158103d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 158203d44337SMark Haverkamp return; 158303d44337SMark Haverkamp 15841da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 15851da177e4SLinus Torvalds smp_processor_id(), jiffies)); 15861da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 15871da177e4SLinus Torvalds 15881da177e4SLinus Torvalds 15891da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 15901da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 15911da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 15921da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15931da177e4SLinus Torvalds else { 15941da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 15951da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 1596e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 15971da177e4SLinus Torvalds printk(KERN_WARNING 15981da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 15991da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 16001da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 16011da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 16021da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 16031da177e4SLinus Torvalds HARDWARE_ERROR, 16041da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 16051da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 16061da177e4SLinus Torvalds 0, 0); 16071da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 16081da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 16091da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 16101da177e4SLinus Torvalds } 16111da177e4SLinus Torvalds 1612bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1613bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 16148e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 16151da177e4SLinus Torvalds } 16161da177e4SLinus Torvalds 16179e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 16181da177e4SLinus Torvalds { 16191da177e4SLinus Torvalds int status; 16201da177e4SLinus Torvalds struct fib *cmd_fibcontext; 16211da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 16221da177e4SLinus Torvalds struct scsi_cmnd *cmd; 16231da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 16241da177e4SLinus Torvalds int active = 0; 162590ee3466SMark Haverkamp struct aac_dev *aac; 16261da177e4SLinus Torvalds unsigned long flags; 16271da177e4SLinus Torvalds 16281da177e4SLinus Torvalds /* 162977d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 163077d644d4SMark Haverkamp * specific target (block). 16311da177e4SLinus Torvalds */ 16321da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 16331da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 163477d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 16351da177e4SLinus Torvalds ++active; 16361da177e4SLinus Torvalds break; 16371da177e4SLinus Torvalds } 16381da177e4SLinus Torvalds 16391da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 16401da177e4SLinus Torvalds 16411da177e4SLinus Torvalds /* 16421da177e4SLinus Torvalds * Yield the processor (requeue for later) 16431da177e4SLinus Torvalds */ 16441da177e4SLinus Torvalds if (active) 16451da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 16461da177e4SLinus Torvalds 164790ee3466SMark Haverkamp aac = (struct aac_dev *)scsicmd->device->host->hostdata; 16488c867b25SMark Haverkamp if (aac->in_reset) 16498c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 16508c867b25SMark Haverkamp 16511da177e4SLinus Torvalds /* 16527c00ffa3SMark Haverkamp * Allocate and initialize a Fib 16531da177e4SLinus Torvalds */ 165490ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 16551da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 16561da177e4SLinus Torvalds 1657bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 16581da177e4SLinus Torvalds 16591da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 16601da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 16611da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 16629e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 16631da177e4SLinus Torvalds synchronizecmd->count = 16641da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 16651da177e4SLinus Torvalds 16661da177e4SLinus Torvalds /* 16671da177e4SLinus Torvalds * Now send the Fib to the adapter 16681da177e4SLinus Torvalds */ 1669bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 16701da177e4SLinus Torvalds cmd_fibcontext, 16711da177e4SLinus Torvalds sizeof(struct aac_synchronize), 16721da177e4SLinus Torvalds FsaNormal, 16731da177e4SLinus Torvalds 0, 1, 16741da177e4SLinus Torvalds (fib_callback)synchronize_callback, 16751da177e4SLinus Torvalds (void *)scsicmd); 16761da177e4SLinus Torvalds 16771da177e4SLinus Torvalds /* 16781da177e4SLinus Torvalds * Check that the command queued to the controller 16791da177e4SLinus Torvalds */ 168077d644d4SMark Haverkamp if (status == -EINPROGRESS) { 168177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16821da177e4SLinus Torvalds return 0; 168377d644d4SMark Haverkamp } 16841da177e4SLinus Torvalds 16851da177e4SLinus Torvalds printk(KERN_WARNING 1686bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1687bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1688bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16891da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 16901da177e4SLinus Torvalds } 16911da177e4SLinus Torvalds 16921da177e4SLinus Torvalds /** 16931da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 16941da177e4SLinus Torvalds * @scsicmd: SCSI command block 16951da177e4SLinus Torvalds * 16961da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 16971da177e4SLinus Torvalds * aacraid firmware. 16981da177e4SLinus Torvalds */ 16991da177e4SLinus Torvalds 17001da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 17011da177e4SLinus Torvalds { 17021da177e4SLinus Torvalds u32 cid = 0; 17031da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 17041da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 17051da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 17061da177e4SLinus Torvalds 170790ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 170890ee3466SMark Haverkamp return -1; 17091da177e4SLinus Torvalds /* 17101da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 17111da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 17121da177e4SLinus Torvalds * itself. 17131da177e4SLinus Torvalds */ 1714422c0d61SJeff Garzik if (scmd_id(scsicmd) != host->this_id) { 1715e5718774SMark Haverkamp if ((scmd_channel(scsicmd) == CONTAINER_CHANNEL)) { 1716e5718774SMark Haverkamp if((scmd_id(scsicmd) >= dev->maximum_num_containers) || 1717e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 17181da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17191da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17201da177e4SLinus Torvalds return 0; 17211da177e4SLinus Torvalds } 1722e5718774SMark Haverkamp cid = scmd_id(scsicmd); 17231da177e4SLinus Torvalds 17241da177e4SLinus Torvalds /* 17251da177e4SLinus Torvalds * If the target container doesn't exist, it may have 17261da177e4SLinus Torvalds * been newly created 17271da177e4SLinus Torvalds */ 17281da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 17291da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17307a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 17317a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 17327a8cf29dSMark Haverkamp !(dev->raw_io_64) || 17337a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 17347a8cf29dSMark Haverkamp break; 17351da177e4SLinus Torvalds case INQUIRY: 17361da177e4SLinus Torvalds case READ_CAPACITY: 17371da177e4SLinus Torvalds case TEST_UNIT_READY: 17388c867b25SMark Haverkamp if (dev->in_reset) 17398c867b25SMark Haverkamp return -1; 1740fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1741fe76df42SMark Haverkamp aac_probe_container_callback2); 17421da177e4SLinus Torvalds default: 17431da177e4SLinus Torvalds break; 17441da177e4SLinus Torvalds } 17451da177e4SLinus Torvalds } 17461da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1747653ba58dSMark Haverkamp if ((dev->nondasd_support == 1) || expose_physicals) { 17488c867b25SMark Haverkamp if (dev->in_reset) 17498c867b25SMark Haverkamp return -1; 17501da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 17511da177e4SLinus Torvalds } else { 17521da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17531da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17541da177e4SLinus Torvalds return 0; 17551da177e4SLinus Torvalds } 17561da177e4SLinus Torvalds } 17571da177e4SLinus Torvalds } 17581da177e4SLinus Torvalds /* 17591da177e4SLinus Torvalds * else Command for the controller itself 17601da177e4SLinus Torvalds */ 17611da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 17621da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 17631da177e4SLinus Torvalds { 17641da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 17651da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17661da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17671da177e4SLinus Torvalds ILLEGAL_REQUEST, 17681da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 17691da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17701da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17711da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17721da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17731da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17741da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17751da177e4SLinus Torvalds return 0; 17761da177e4SLinus Torvalds } 17771da177e4SLinus Torvalds 17781da177e4SLinus Torvalds 17791da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 17801da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17811da177e4SLinus Torvalds case INQUIRY: 17821da177e4SLinus Torvalds { 17833b2946ccSMark Haverkamp struct inquiry_data inq_data; 17841da177e4SLinus Torvalds 1785e5718774SMark Haverkamp dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scmd_id(scsicmd))); 17863b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 17871da177e4SLinus Torvalds 17883b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 17893b2946ccSMark 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 */ 17903b2946ccSMark Haverkamp inq_data.inqd_len = 31; 17911da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 17923b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 17931da177e4SLinus Torvalds /* 17941da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 17951da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 17961da177e4SLinus Torvalds */ 1797422c0d61SJeff Garzik if (scmd_id(scsicmd) == host->this_id) { 17986391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 17993b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 18003b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 18011da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18021da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18031da177e4SLinus Torvalds return 0; 18041da177e4SLinus Torvalds } 18058c867b25SMark Haverkamp if (dev->in_reset) 18068c867b25SMark Haverkamp return -1; 1807794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 18083b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 18093b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 18109e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 18111da177e4SLinus Torvalds } 18127a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 18137a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 18147a8cf29dSMark Haverkamp !(dev->raw_io_64) || 18157a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 18167a8cf29dSMark Haverkamp break; 18177a8cf29dSMark Haverkamp { 18187a8cf29dSMark Haverkamp u64 capacity; 181907ce5ebaSMark Haverkamp char cp[13]; 18207a8cf29dSMark Haverkamp 18217a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 18227a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 18237a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 18247a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 18257a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 18267a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 18277a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 18287a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 18297a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 18307a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 18317a8cf29dSMark Haverkamp cp[8] = 0; 18327a8cf29dSMark Haverkamp cp[9] = 0; 18337a8cf29dSMark Haverkamp cp[10] = 2; 18347a8cf29dSMark Haverkamp cp[11] = 0; 183507ce5ebaSMark Haverkamp cp[12] = 0; 183607ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 18371241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 183807ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 183907ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 184007ce5ebaSMark Haverkamp 184107ce5ebaSMark Haverkamp memset(cp, 0, offset); 184207ce5ebaSMark Haverkamp do { 18431241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 18441241f359SMark Haverkamp sizeof(cp)); 184507ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 184607ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 184707ce5ebaSMark Haverkamp } 18487a8cf29dSMark Haverkamp 18497a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18507a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18517a8cf29dSMark Haverkamp 18527a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18537a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 18547a8cf29dSMark Haverkamp 18557a8cf29dSMark Haverkamp return 0; 18567a8cf29dSMark Haverkamp } 18577a8cf29dSMark Haverkamp 18581da177e4SLinus Torvalds case READ_CAPACITY: 18591da177e4SLinus Torvalds { 18601da177e4SLinus Torvalds u32 capacity; 18613b2946ccSMark Haverkamp char cp[8]; 18621da177e4SLinus Torvalds 18631da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 18647a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 18651da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 18661da177e4SLinus Torvalds else 18671da177e4SLinus Torvalds capacity = (u32)-1; 18683b2946ccSMark Haverkamp 18691da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 18701da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 18711da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 18721da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 18731da177e4SLinus Torvalds cp[4] = 0; 18741da177e4SLinus Torvalds cp[5] = 0; 18751da177e4SLinus Torvalds cp[6] = 2; 18761da177e4SLinus Torvalds cp[7] = 0; 18773b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 18787a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18797a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18801da177e4SLinus Torvalds 18811da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18821da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18831da177e4SLinus Torvalds 18841da177e4SLinus Torvalds return 0; 18851da177e4SLinus Torvalds } 18861da177e4SLinus Torvalds 18871da177e4SLinus Torvalds case MODE_SENSE: 18881da177e4SLinus Torvalds { 18893b2946ccSMark Haverkamp char mode_buf[4]; 18901da177e4SLinus Torvalds 18911da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 18921da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 18931da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 18941da177e4SLinus Torvalds mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 18951da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 18961da177e4SLinus Torvalds 18973b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 18981da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18991da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19001da177e4SLinus Torvalds 19011da177e4SLinus Torvalds return 0; 19021da177e4SLinus Torvalds } 19031da177e4SLinus Torvalds case MODE_SENSE_10: 19041da177e4SLinus Torvalds { 19053b2946ccSMark Haverkamp char mode_buf[8]; 19061da177e4SLinus Torvalds 19071da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 19081da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 19091da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 19101da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 19111da177e4SLinus Torvalds mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 19121da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 19131da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 19141da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 19151da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 19163b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 19171da177e4SLinus Torvalds 19181da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19191da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19201da177e4SLinus Torvalds 19211da177e4SLinus Torvalds return 0; 19221da177e4SLinus Torvalds } 19231da177e4SLinus Torvalds case REQUEST_SENSE: 19241da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 19251da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 19261da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 19271da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19281da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19291da177e4SLinus Torvalds return 0; 19301da177e4SLinus Torvalds 19311da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 19321da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 19331da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 19341da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 19351da177e4SLinus Torvalds else 19361da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 19371da177e4SLinus Torvalds 19381da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19391da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19401da177e4SLinus Torvalds return 0; 19411da177e4SLinus Torvalds /* 19421da177e4SLinus Torvalds * These commands are all No-Ops 19431da177e4SLinus Torvalds */ 19441da177e4SLinus Torvalds case TEST_UNIT_READY: 19451da177e4SLinus Torvalds case RESERVE: 19461da177e4SLinus Torvalds case RELEASE: 19471da177e4SLinus Torvalds case REZERO_UNIT: 19481da177e4SLinus Torvalds case REASSIGN_BLOCKS: 19491da177e4SLinus Torvalds case SEEK_10: 19501da177e4SLinus Torvalds case START_STOP: 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 19561da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 19571da177e4SLinus Torvalds { 19581da177e4SLinus Torvalds case READ_6: 19591da177e4SLinus Torvalds case READ_10: 19607a8cf29dSMark Haverkamp case READ_12: 19617a8cf29dSMark Haverkamp case READ_16: 19628c867b25SMark Haverkamp if (dev->in_reset) 19638c867b25SMark Haverkamp return -1; 19641da177e4SLinus Torvalds /* 19651da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 19661da177e4SLinus Torvalds * corresponds to a container. Needed to convert 19671da177e4SLinus Torvalds * containers to /dev/sd device names 19681da177e4SLinus Torvalds */ 19691da177e4SLinus Torvalds 19701da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 19717a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 19721da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 19737a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 19747a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 197577d644d4SMark Haverkamp 19769e7c349cSMark Haverkamp return aac_read(scsicmd); 19771da177e4SLinus Torvalds 19781da177e4SLinus Torvalds case WRITE_6: 19791da177e4SLinus Torvalds case WRITE_10: 19807a8cf29dSMark Haverkamp case WRITE_12: 19817a8cf29dSMark Haverkamp case WRITE_16: 19828c867b25SMark Haverkamp if (dev->in_reset) 19838c867b25SMark Haverkamp return -1; 19849e7c349cSMark Haverkamp return aac_write(scsicmd); 19851da177e4SLinus Torvalds 19861da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 19871da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 19889e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 19891da177e4SLinus Torvalds 19901da177e4SLinus Torvalds default: 19911da177e4SLinus Torvalds /* 19921da177e4SLinus Torvalds * Unhandled commands 19931da177e4SLinus Torvalds */ 19947c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 19951da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19961da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 19971da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 19981da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 19991da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 20001da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 20011da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 20021da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 20031da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20041da177e4SLinus Torvalds return 0; 20051da177e4SLinus Torvalds } 20061da177e4SLinus Torvalds } 20071da177e4SLinus Torvalds 20081da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 20091da177e4SLinus Torvalds { 20101da177e4SLinus Torvalds struct aac_query_disk qd; 20111da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20121da177e4SLinus Torvalds 20131da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 201490ee3466SMark Haverkamp if (!fsa_dev_ptr) 201565101355SMark Haverkamp return -EBUSY; 20161da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 20171da177e4SLinus Torvalds return -EFAULT; 20181da177e4SLinus Torvalds if (qd.cnum == -1) 2019e5718774SMark Haverkamp qd.cnum = qd.id; 20201da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 20211da177e4SLinus Torvalds { 20221da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 20231da177e4SLinus Torvalds return -EINVAL; 20241da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 20251da177e4SLinus Torvalds qd.bus = 0; 20261da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 20271da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 20281da177e4SLinus Torvalds } 20291da177e4SLinus Torvalds else return -EINVAL; 20301da177e4SLinus Torvalds 20311da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 20321da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 20331da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 20341da177e4SLinus Torvalds 20351da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 20361da177e4SLinus Torvalds qd.unmapped = 1; 20371da177e4SLinus Torvalds else 20381da177e4SLinus Torvalds qd.unmapped = 0; 20391da177e4SLinus Torvalds 20401da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 20411da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 20421da177e4SLinus Torvalds 20431da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 20441da177e4SLinus Torvalds return -EFAULT; 20451da177e4SLinus Torvalds return 0; 20461da177e4SLinus Torvalds } 20471da177e4SLinus Torvalds 20481da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 20491da177e4SLinus Torvalds { 20501da177e4SLinus Torvalds struct aac_delete_disk dd; 20511da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20521da177e4SLinus Torvalds 20531da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 205465101355SMark Haverkamp if (!fsa_dev_ptr) 205565101355SMark Haverkamp return -EBUSY; 20561da177e4SLinus Torvalds 20571da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 20581da177e4SLinus Torvalds return -EFAULT; 20591da177e4SLinus Torvalds 20601da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 20611da177e4SLinus Torvalds return -EINVAL; 20621da177e4SLinus Torvalds /* 20631da177e4SLinus Torvalds * Mark this container as being deleted. 20641da177e4SLinus Torvalds */ 20651da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 20661da177e4SLinus Torvalds /* 20671da177e4SLinus Torvalds * Mark the container as no longer valid 20681da177e4SLinus Torvalds */ 20691da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 20701da177e4SLinus Torvalds return 0; 20711da177e4SLinus Torvalds } 20721da177e4SLinus Torvalds 20731da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 20741da177e4SLinus Torvalds { 20751da177e4SLinus Torvalds struct aac_delete_disk dd; 20761da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20771da177e4SLinus Torvalds 20781da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 207990ee3466SMark Haverkamp if (!fsa_dev_ptr) 208065101355SMark Haverkamp return -EBUSY; 20811da177e4SLinus Torvalds 20821da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 20831da177e4SLinus Torvalds return -EFAULT; 20841da177e4SLinus Torvalds 20851da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 20861da177e4SLinus Torvalds return -EINVAL; 20871da177e4SLinus Torvalds /* 20881da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 20891da177e4SLinus Torvalds */ 20901da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 20911da177e4SLinus Torvalds return -EBUSY; 20921da177e4SLinus Torvalds else { 20931da177e4SLinus Torvalds /* 20941da177e4SLinus Torvalds * Mark the container as no longer being valid. 20951da177e4SLinus Torvalds */ 20961da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 20971da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 20981da177e4SLinus Torvalds return 0; 20991da177e4SLinus Torvalds } 21001da177e4SLinus Torvalds } 21011da177e4SLinus Torvalds 21021da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 21031da177e4SLinus Torvalds { 21041da177e4SLinus Torvalds switch (cmd) { 21051da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 21061da177e4SLinus Torvalds return query_disk(dev, arg); 21071da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 21081da177e4SLinus Torvalds return delete_disk(dev, arg); 21091da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 21101da177e4SLinus Torvalds return force_delete_disk(dev, arg); 21111da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 21121da177e4SLinus Torvalds return aac_get_containers(dev); 21131da177e4SLinus Torvalds default: 21141da177e4SLinus Torvalds return -ENOTTY; 21151da177e4SLinus Torvalds } 21161da177e4SLinus Torvalds } 21171da177e4SLinus Torvalds 21181da177e4SLinus Torvalds /** 21191da177e4SLinus Torvalds * 21201da177e4SLinus Torvalds * aac_srb_callback 21211da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 21221da177e4SLinus Torvalds * @fibptr: pointer to the fib 21231da177e4SLinus Torvalds * 21241da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 21251da177e4SLinus Torvalds * 21261da177e4SLinus Torvalds */ 21271da177e4SLinus Torvalds 21281da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 21291da177e4SLinus Torvalds { 21301da177e4SLinus Torvalds struct aac_dev *dev; 21311da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 21321da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21331da177e4SLinus Torvalds 21341da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 213503d44337SMark Haverkamp 213603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 213703d44337SMark Haverkamp return; 213803d44337SMark Haverkamp 21391da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21401da177e4SLinus Torvalds 2141125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 21421da177e4SLinus Torvalds 21431da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 21441da177e4SLinus Torvalds 21451da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 21461da177e4SLinus Torvalds /* 21471da177e4SLinus Torvalds * Calculate resid for sg 21481da177e4SLinus Torvalds */ 21491da177e4SLinus Torvalds 21501da177e4SLinus Torvalds scsicmd->resid = scsicmd->request_bufflen - 21511da177e4SLinus Torvalds le32_to_cpu(srbreply->data_xfer_length); 21521da177e4SLinus Torvalds 21531da177e4SLinus Torvalds if(scsicmd->use_sg) 21541da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 21555d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 21561da177e4SLinus Torvalds scsicmd->use_sg, 21571da177e4SLinus Torvalds scsicmd->sc_data_direction); 21581da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 21591da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, 21601da177e4SLinus Torvalds scsicmd->sc_data_direction); 21611da177e4SLinus Torvalds 21621da177e4SLinus Torvalds /* 21631da177e4SLinus Torvalds * First check the fib status 21641da177e4SLinus Torvalds */ 21651da177e4SLinus Torvalds 21661da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 21671da177e4SLinus Torvalds int len; 21681da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 21691da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 21701da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 21711da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 21721da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 21731da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 21741da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 21751da177e4SLinus Torvalds } 21761da177e4SLinus Torvalds 21771da177e4SLinus Torvalds /* 21781da177e4SLinus Torvalds * Next check the srb status 21791da177e4SLinus Torvalds */ 21801da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 21811da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 21821da177e4SLinus Torvalds case SRB_STATUS_PENDING: 21831da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 21841da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 21851da177e4SLinus Torvalds break; 21861da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 21871da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 21881da177e4SLinus Torvalds case READ_6: 21891da177e4SLinus Torvalds case WRITE_6: 21901da177e4SLinus Torvalds case READ_10: 21911da177e4SLinus Torvalds case WRITE_10: 21921da177e4SLinus Torvalds case READ_12: 21931da177e4SLinus Torvalds case WRITE_12: 21947a8cf29dSMark Haverkamp case READ_16: 21957a8cf29dSMark Haverkamp case WRITE_16: 21961da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 21971da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 21981da177e4SLinus Torvalds } else { 21991da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 22001da177e4SLinus Torvalds } 22011da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 22021da177e4SLinus Torvalds break; 22031da177e4SLinus Torvalds case INQUIRY: { 22041da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22051da177e4SLinus Torvalds break; 22061da177e4SLinus Torvalds } 22071da177e4SLinus Torvalds default: 22081da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22091da177e4SLinus Torvalds break; 22101da177e4SLinus Torvalds } 22111da177e4SLinus Torvalds break; 22121da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 22131da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 22141da177e4SLinus Torvalds break; 22151da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 22161da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 22171da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 22181da177e4SLinus Torvalds break; 22191da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 22201da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 22211da177e4SLinus Torvalds break; 22221da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 22231da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 22241da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 22251da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 22261da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 22271da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22281da177e4SLinus Torvalds break; 22291da177e4SLinus Torvalds 22301da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 22311da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 22321da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 22331da177e4SLinus Torvalds break; 22341da177e4SLinus Torvalds 22351da177e4SLinus Torvalds case SRB_STATUS_BUSY: 22361da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22371da177e4SLinus Torvalds break; 22381da177e4SLinus Torvalds 22391da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 22401da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 22411da177e4SLinus Torvalds break; 22421da177e4SLinus Torvalds 22431da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 22441da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 22451da177e4SLinus Torvalds break; 22461da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 22471da177e4SLinus Torvalds case SRB_STATUS_ERROR: 22481da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 22491da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 22501da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 22511da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 22521da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 22531da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 22541da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 22551da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 22561da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 22571da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 22581da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 22591da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 22601da177e4SLinus Torvalds default: 22611da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22621da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 22631da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 22641da177e4SLinus Torvalds aac_get_status_string( 22651da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 22661da177e4SLinus Torvalds scsicmd->cmnd[0], 22671da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 22681da177e4SLinus Torvalds #endif 22691da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 22701da177e4SLinus Torvalds break; 22711da177e4SLinus Torvalds } 22721da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 22731da177e4SLinus Torvalds int len; 22741da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 22751da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 22761da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 22771da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 22781da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 22791da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22807a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 22817a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 22821da177e4SLinus Torvalds #endif 22831da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 22841da177e4SLinus Torvalds 22851da177e4SLinus Torvalds } 22861da177e4SLinus Torvalds /* 22871da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 22881da177e4SLinus Torvalds */ 22891da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 22901da177e4SLinus Torvalds 2291bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2292bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 22938e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 22941da177e4SLinus Torvalds } 22951da177e4SLinus Torvalds 22961da177e4SLinus Torvalds /** 22971da177e4SLinus Torvalds * 22981da177e4SLinus Torvalds * aac_send_scb_fib 22991da177e4SLinus Torvalds * @scsicmd: the scsi command block 23001da177e4SLinus Torvalds * 23011da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 23021da177e4SLinus Torvalds * scsicmd passed in. 23031da177e4SLinus Torvalds */ 23041da177e4SLinus Torvalds 23051da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 23061da177e4SLinus Torvalds { 23071da177e4SLinus Torvalds struct fib* cmd_fibcontext; 23081da177e4SLinus Torvalds struct aac_dev* dev; 23091da177e4SLinus Torvalds int status; 23101da177e4SLinus Torvalds 231184971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2312e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 231384971738SMark Haverkamp scsicmd->device->lun > 7) { 23141da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23151da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23161da177e4SLinus Torvalds return 0; 23171da177e4SLinus Torvalds } 23181da177e4SLinus Torvalds 23191da177e4SLinus Torvalds /* 23201da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 23211da177e4SLinus Torvalds */ 2322bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 23231da177e4SLinus Torvalds return -1; 23241da177e4SLinus Torvalds } 2325e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 23261da177e4SLinus Torvalds 23271da177e4SLinus Torvalds /* 23281da177e4SLinus Torvalds * Check that the command queued to the controller 23291da177e4SLinus Torvalds */ 23301da177e4SLinus Torvalds if (status == -EINPROGRESS) { 233177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23321da177e4SLinus Torvalds return 0; 23331da177e4SLinus Torvalds } 23341da177e4SLinus Torvalds 2335bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2336bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2337bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23381da177e4SLinus Torvalds 23391da177e4SLinus Torvalds return -1; 23401da177e4SLinus Torvalds } 23411da177e4SLinus Torvalds 23421da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 23431da177e4SLinus Torvalds { 23441da177e4SLinus Torvalds struct aac_dev *dev; 23451da177e4SLinus Torvalds unsigned long byte_count = 0; 23461da177e4SLinus Torvalds 23471da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23481da177e4SLinus Torvalds // Get rid of old data 23491da177e4SLinus Torvalds psg->count = 0; 23501da177e4SLinus Torvalds psg->sg[0].addr = 0; 23511da177e4SLinus Torvalds psg->sg[0].count = 0; 23521da177e4SLinus Torvalds if (scsicmd->use_sg) { 23531da177e4SLinus Torvalds struct scatterlist *sg; 23541da177e4SLinus Torvalds int i; 23551da177e4SLinus Torvalds int sg_count; 23561da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 23571da177e4SLinus Torvalds 23581da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 23591da177e4SLinus Torvalds scsicmd->sc_data_direction); 23601da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 23611da177e4SLinus Torvalds 23621da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 23631da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 23641da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 23651da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 23661da177e4SLinus Torvalds sg++; 23671da177e4SLinus Torvalds } 23681da177e4SLinus Torvalds /* hba wants the size to be exact */ 23691da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 237056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 237156b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 237256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 23731da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 23741da177e4SLinus Torvalds } 23751da177e4SLinus Torvalds /* Check for command underflow */ 23761da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23771da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23781da177e4SLinus Torvalds byte_count, scsicmd->underflow); 23791da177e4SLinus Torvalds } 23801da177e4SLinus Torvalds } 23811da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 23823c1e0ccaSMark Haverkamp u32 addr; 23833c1e0ccaSMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 23841da177e4SLinus Torvalds scsicmd->request_buffer, 23851da177e4SLinus Torvalds scsicmd->request_bufflen, 23861da177e4SLinus Torvalds scsicmd->sc_data_direction); 23873c1e0ccaSMark Haverkamp addr = scsicmd->SCp.dma_handle; 23881da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 23891da177e4SLinus Torvalds psg->sg[0].addr = cpu_to_le32(addr); 23901da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 23911da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 23921da177e4SLinus Torvalds } 23931da177e4SLinus Torvalds return byte_count; 23941da177e4SLinus Torvalds } 23951da177e4SLinus Torvalds 23961da177e4SLinus Torvalds 23971da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 23981da177e4SLinus Torvalds { 23991da177e4SLinus Torvalds struct aac_dev *dev; 24001da177e4SLinus Torvalds unsigned long byte_count = 0; 240156b58712SMark Haverkamp u64 addr; 24021da177e4SLinus Torvalds 24031da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24041da177e4SLinus Torvalds // Get rid of old data 24051da177e4SLinus Torvalds psg->count = 0; 24061da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 24071da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 24081da177e4SLinus Torvalds psg->sg[0].count = 0; 24091da177e4SLinus Torvalds if (scsicmd->use_sg) { 24101da177e4SLinus Torvalds struct scatterlist *sg; 24111da177e4SLinus Torvalds int i; 24121da177e4SLinus Torvalds int sg_count; 24131da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 24141da177e4SLinus Torvalds 24151da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 24161da177e4SLinus Torvalds scsicmd->sc_data_direction); 24171da177e4SLinus Torvalds 24181da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 24191241f359SMark Haverkamp int count = sg_dma_len(sg); 242056b58712SMark Haverkamp addr = sg_dma_address(sg); 242156b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 242256b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 24231241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24241241f359SMark Haverkamp byte_count += count; 24251da177e4SLinus Torvalds sg++; 24261da177e4SLinus Torvalds } 24271241f359SMark Haverkamp psg->count = cpu_to_le32(sg_count); 24281da177e4SLinus Torvalds /* hba wants the size to be exact */ 24291da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 243056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 243156b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 243256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 24331da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 24341da177e4SLinus Torvalds } 24351da177e4SLinus Torvalds /* Check for command underflow */ 24361da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24371da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24381da177e4SLinus Torvalds byte_count, scsicmd->underflow); 24391da177e4SLinus Torvalds } 24401da177e4SLinus Torvalds } 24411da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 24421241f359SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 24431da177e4SLinus Torvalds scsicmd->request_buffer, 24441da177e4SLinus Torvalds scsicmd->request_bufflen, 24451da177e4SLinus Torvalds scsicmd->sc_data_direction); 24461241f359SMark Haverkamp addr = scsicmd->SCp.dma_handle; 24471da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 244856b58712SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); 244956b58712SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); 24501da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 24511da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 24521da177e4SLinus Torvalds } 24531da177e4SLinus Torvalds return byte_count; 24541da177e4SLinus Torvalds } 24551da177e4SLinus Torvalds 24560e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 24570e68c003SMark Haverkamp { 24580e68c003SMark Haverkamp struct Scsi_Host *host = scsicmd->device->host; 24590e68c003SMark Haverkamp struct aac_dev *dev = (struct aac_dev *)host->hostdata; 24600e68c003SMark Haverkamp unsigned long byte_count = 0; 24610e68c003SMark Haverkamp 24620e68c003SMark Haverkamp // Get rid of old data 24630e68c003SMark Haverkamp psg->count = 0; 24640e68c003SMark Haverkamp psg->sg[0].next = 0; 24650e68c003SMark Haverkamp psg->sg[0].prev = 0; 24660e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 24670e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 24680e68c003SMark Haverkamp psg->sg[0].count = 0; 24690e68c003SMark Haverkamp psg->sg[0].flags = 0; 24700e68c003SMark Haverkamp if (scsicmd->use_sg) { 24710e68c003SMark Haverkamp struct scatterlist *sg; 24720e68c003SMark Haverkamp int i; 24730e68c003SMark Haverkamp int sg_count; 24740e68c003SMark Haverkamp sg = (struct scatterlist *) scsicmd->request_buffer; 24750e68c003SMark Haverkamp 24760e68c003SMark Haverkamp sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 24770e68c003SMark Haverkamp scsicmd->sc_data_direction); 24780e68c003SMark Haverkamp 24790e68c003SMark Haverkamp for (i = 0; i < sg_count; i++) { 24800e68c003SMark Haverkamp int count = sg_dma_len(sg); 24810e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 24820e68c003SMark Haverkamp psg->sg[i].next = 0; 24830e68c003SMark Haverkamp psg->sg[i].prev = 0; 24840e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 24850e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 24860e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24870e68c003SMark Haverkamp psg->sg[i].flags = 0; 24880e68c003SMark Haverkamp byte_count += count; 24890e68c003SMark Haverkamp sg++; 24900e68c003SMark Haverkamp } 24910e68c003SMark Haverkamp psg->count = cpu_to_le32(sg_count); 24920e68c003SMark Haverkamp /* hba wants the size to be exact */ 24930e68c003SMark Haverkamp if(byte_count > scsicmd->request_bufflen){ 24940e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 24950e68c003SMark Haverkamp (byte_count - scsicmd->request_bufflen); 24960e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 24970e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 24980e68c003SMark Haverkamp } 24990e68c003SMark Haverkamp /* Check for command underflow */ 25000e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 25010e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 25020e68c003SMark Haverkamp byte_count, scsicmd->underflow); 25030e68c003SMark Haverkamp } 25040e68c003SMark Haverkamp } 25050e68c003SMark Haverkamp else if(scsicmd->request_bufflen) { 25060e68c003SMark Haverkamp int count; 25070e68c003SMark Haverkamp u64 addr; 25080e68c003SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 25090e68c003SMark Haverkamp scsicmd->request_buffer, 25100e68c003SMark Haverkamp scsicmd->request_bufflen, 25110e68c003SMark Haverkamp scsicmd->sc_data_direction); 25120e68c003SMark Haverkamp addr = scsicmd->SCp.dma_handle; 25130e68c003SMark Haverkamp count = scsicmd->request_bufflen; 25140e68c003SMark Haverkamp psg->count = cpu_to_le32(1); 25150e68c003SMark Haverkamp psg->sg[0].next = 0; 25160e68c003SMark Haverkamp psg->sg[0].prev = 0; 25170e68c003SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); 25180e68c003SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 25190e68c003SMark Haverkamp psg->sg[0].count = cpu_to_le32(count); 25200e68c003SMark Haverkamp psg->sg[0].flags = 0; 25210e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 25220e68c003SMark Haverkamp } 25230e68c003SMark Haverkamp return byte_count; 25240e68c003SMark Haverkamp } 25250e68c003SMark Haverkamp 25261da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25271da177e4SLinus Torvalds 25281da177e4SLinus Torvalds struct aac_srb_status_info { 25291da177e4SLinus Torvalds u32 status; 25301da177e4SLinus Torvalds char *str; 25311da177e4SLinus Torvalds }; 25321da177e4SLinus Torvalds 25331da177e4SLinus Torvalds 25341da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 25351da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 25361da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 25371da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 25381da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 25391da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 25401da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 25411da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 25421da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 25431da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 25441da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 25451da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 25461da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 25471da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 25481da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 25491da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 25501da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 25511da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 25521da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 25531da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 25541da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 25551da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 25561da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 25571da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 25581da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 25591da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 25601da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 25611da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 25621da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 25631da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 25641da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 25651da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 25661da177e4SLinus Torvalds { 0xff, "Unknown Error"} 25671da177e4SLinus Torvalds }; 25681da177e4SLinus Torvalds 25691da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 25701da177e4SLinus Torvalds { 25711da177e4SLinus Torvalds int i; 25721da177e4SLinus Torvalds 25736391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 25746391a113STobias Klauser if (srb_status_info[i].status == status) 25751da177e4SLinus Torvalds return srb_status_info[i].str; 25761da177e4SLinus Torvalds 25771da177e4SLinus Torvalds return "Bad Status Code"; 25781da177e4SLinus Torvalds } 25791da177e4SLinus Torvalds 25801da177e4SLinus Torvalds #endif 2581