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 17229c97684SSalyzyn, Mark int update_interval = 30 * 60; 17329c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 17429c97684SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync updates issued to adapter."); 17529c97684SSalyzyn, Mark 17629c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 17729c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 17829c97684SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health checks."); 17929c97684SSalyzyn, Mark 18029c97684SSalyzyn, Mark int check_reset = 1; 18129c97684SSalyzyn, Mark module_param(check_reset, int, S_IRUGO|S_IWUSR); 18229c97684SSalyzyn, Mark MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the adapter."); 18329c97684SSalyzyn, Mark 184e37ee4beSMark Haverkamp int expose_physicals = -1; 185653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 186e37ee4beSMark Haverkamp MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. -1=protect 0=off, 1=on"); 18703d44337SMark Haverkamp 1881208bab5SSalyzyn, Mark int aac_reset_devices = 0; 1891208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 1901208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 19103d44337SMark Haverkamp 19203d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 19303d44337SMark Haverkamp struct fib *fibptr) { 19403d44337SMark Haverkamp struct scsi_device *device; 19503d44337SMark Haverkamp 19603d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done )) { 19703d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")) 19803d44337SMark Haverkamp ; 19903d44337SMark Haverkamp aac_fib_complete(fibptr); 20003d44337SMark Haverkamp aac_fib_free(fibptr); 20103d44337SMark Haverkamp return 0; 20203d44337SMark Haverkamp } 20303d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 20403d44337SMark Haverkamp device = scsicmd->device; 20503d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 20603d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 20703d44337SMark Haverkamp aac_fib_complete(fibptr); 20803d44337SMark Haverkamp aac_fib_free(fibptr); 20903d44337SMark Haverkamp return 0; 21003d44337SMark Haverkamp } 21103d44337SMark Haverkamp return 1; 21203d44337SMark Haverkamp } 21303d44337SMark Haverkamp 2141da177e4SLinus Torvalds /** 2151da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 2161da177e4SLinus Torvalds * @common: adapter to query 2171da177e4SLinus Torvalds * 2181da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 2191da177e4SLinus Torvalds */ 2208c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 2211da177e4SLinus Torvalds { 2221da177e4SLinus Torvalds int status = 0; 2231da177e4SLinus Torvalds struct fib * fibptr; 2241da177e4SLinus Torvalds 225bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2261da177e4SLinus Torvalds return -ENOMEM; 2271da177e4SLinus Torvalds 228bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2291da177e4SLinus Torvalds { 2301da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 2311da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 2321da177e4SLinus Torvalds 2331da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2341da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 2351da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 2361da177e4SLinus Torvalds } 2371da177e4SLinus Torvalds 238bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2391da177e4SLinus Torvalds fibptr, 2401da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2411da177e4SLinus Torvalds FsaNormal, 2421da177e4SLinus Torvalds 1, 1, 2431da177e4SLinus Torvalds NULL, NULL); 2441da177e4SLinus Torvalds if (status < 0 ) { 2451da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2461da177e4SLinus Torvalds } else { 2471da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2481da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2491da177e4SLinus Torvalds dprintk((KERN_WARNING 2501da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2511da177e4SLinus Torvalds le32_to_cpu(reply->response), 2521da177e4SLinus Torvalds le32_to_cpu(reply->status), 2531da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2541da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2551da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2561da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2571da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2581da177e4SLinus Torvalds status = -EINVAL; 2591da177e4SLinus Torvalds } 2601da177e4SLinus Torvalds } 261bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2621da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2631da177e4SLinus Torvalds if (status >= 0) { 2641208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 2651da177e4SLinus Torvalds struct aac_commit_config * dinfo; 266bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2671da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2681da177e4SLinus Torvalds 2691da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2701da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2711da177e4SLinus Torvalds 272bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2731da177e4SLinus Torvalds fibptr, 2741da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2751da177e4SLinus Torvalds FsaNormal, 2761da177e4SLinus Torvalds 1, 1, 2771da177e4SLinus Torvalds NULL, NULL); 278bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2791208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 2801da177e4SLinus Torvalds printk(KERN_WARNING 2811da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2821da177e4SLinus Torvalds } 2831da177e4SLinus Torvalds } 284bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2851da177e4SLinus Torvalds return status; 2861da177e4SLinus Torvalds } 2871da177e4SLinus Torvalds 2881da177e4SLinus Torvalds /** 2891da177e4SLinus Torvalds * aac_get_containers - list containers 2901da177e4SLinus Torvalds * @common: adapter to probe 2911da177e4SLinus Torvalds * 2921da177e4SLinus Torvalds * Make a list of all containers on this controller 2931da177e4SLinus Torvalds */ 2941da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2951da177e4SLinus Torvalds { 2961da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2971da177e4SLinus Torvalds u32 index; 2981da177e4SLinus Torvalds int status = 0; 2991da177e4SLinus Torvalds struct fib * fibptr; 3001da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 3011da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 3021da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3031da177e4SLinus Torvalds 304bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3051da177e4SLinus Torvalds return -ENOMEM; 3061da177e4SLinus Torvalds 307bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3081da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 3091da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3101da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 3111da177e4SLinus Torvalds 312bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3131da177e4SLinus Torvalds fibptr, 3141da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 3151da177e4SLinus Torvalds FsaNormal, 3161da177e4SLinus Torvalds 1, 1, 3171da177e4SLinus Torvalds NULL, NULL); 3181da177e4SLinus Torvalds if (status >= 0) { 3191da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 3201da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 321bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3221da177e4SLinus Torvalds } 323fe76df42SMark Haverkamp aac_fib_free(fibptr); 3241da177e4SLinus Torvalds 3251da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 3261da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3271a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 328fe76df42SMark Haverkamp GFP_KERNEL); 329fe76df42SMark Haverkamp if (!fsa_dev_ptr) 3301da177e4SLinus Torvalds return -ENOMEM; 3311da177e4SLinus Torvalds 3321da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3331da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3341da177e4SLinus Torvalds 335fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 3361da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3371da177e4SLinus Torvalds 338fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 3391da177e4SLinus Torvalds 3401da177e4SLinus Torvalds if (status < 0) { 3411da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3421da177e4SLinus Torvalds break; 3431da177e4SLinus Torvalds } 3441da177e4SLinus Torvalds 3451da177e4SLinus Torvalds /* 3461da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3471da177e4SLinus Torvalds */ 348fe76df42SMark Haverkamp if (++index >= status) 3491da177e4SLinus Torvalds break; 3501da177e4SLinus Torvalds } 3511da177e4SLinus Torvalds return status; 3521da177e4SLinus Torvalds } 3531da177e4SLinus Torvalds 3543b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3553b2946ccSMark Haverkamp { 3563b2946ccSMark Haverkamp void *buf; 357cab537d6SJames Bottomley int transfer_len; 358727eead6SFUJITA Tomonori struct scatterlist *sg = scsi_sglist(scsicmd); 3593b2946ccSMark Haverkamp 3603b2946ccSMark Haverkamp buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 3613b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 362727eead6SFUJITA Tomonori 36320235f35SSalyzyn, Mark transfer_len -= offset; 364cab537d6SJames Bottomley if (buf && transfer_len > 0) 36520235f35SSalyzyn, Mark memcpy(buf + offset, data, transfer_len); 3663b2946ccSMark Haverkamp 3673b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3683b2946ccSMark Haverkamp 3693b2946ccSMark Haverkamp } 3703b2946ccSMark Haverkamp 3711da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3721da177e4SLinus Torvalds { 3731da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3741da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3751da177e4SLinus Torvalds 3761da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3771da177e4SLinus Torvalds 37803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 37903d44337SMark Haverkamp return; 38003d44337SMark Haverkamp 3811da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 382125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 3831da177e4SLinus Torvalds 3841da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3851da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3861da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3871da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3881da177e4SLinus Torvalds char *sp = get_name_reply->data; 3891da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 3901da177e4SLinus Torvalds while (*sp == ' ') 3911da177e4SLinus Torvalds ++sp; 3923b2946ccSMark Haverkamp if (*sp) { 3933b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 3943b2946ccSMark Haverkamp int count = sizeof(d); 3953b2946ccSMark Haverkamp char *dp = d; 3963b2946ccSMark Haverkamp do { 3971da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 3981da177e4SLinus Torvalds } while (--count > 0); 3993b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4003b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4011da177e4SLinus Torvalds } 4023b2946ccSMark Haverkamp } 4033b2946ccSMark Haverkamp 4041da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4051da177e4SLinus Torvalds 406bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 407bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4088e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4091da177e4SLinus Torvalds } 4101da177e4SLinus Torvalds 4111da177e4SLinus Torvalds /** 4121da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4131da177e4SLinus Torvalds */ 4149e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4151da177e4SLinus Torvalds { 4161da177e4SLinus Torvalds int status; 4171da177e4SLinus Torvalds struct aac_get_name *dinfo; 4181da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4191da177e4SLinus Torvalds struct aac_dev * dev; 4201da177e4SLinus Torvalds 4211da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4221da177e4SLinus Torvalds 423bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4241da177e4SLinus Torvalds return -ENOMEM; 4251da177e4SLinus Torvalds 426bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4271da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4281da177e4SLinus Torvalds 4291da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4301da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4319e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4321da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4331da177e4SLinus Torvalds 434bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4351da177e4SLinus Torvalds cmd_fibcontext, 4361da177e4SLinus Torvalds sizeof (struct aac_get_name), 4371da177e4SLinus Torvalds FsaNormal, 4381da177e4SLinus Torvalds 0, 1, 4391da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4401da177e4SLinus Torvalds (void *) scsicmd); 4411da177e4SLinus Torvalds 4421da177e4SLinus Torvalds /* 4431da177e4SLinus Torvalds * Check that the command queued to the controller 4441da177e4SLinus Torvalds */ 44577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 44677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4471da177e4SLinus Torvalds return 0; 44877d644d4SMark Haverkamp } 4491da177e4SLinus Torvalds 450bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 451bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 452bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4531da177e4SLinus Torvalds return -1; 4541da177e4SLinus Torvalds } 4551da177e4SLinus Torvalds 456fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 457fe76df42SMark Haverkamp { 458fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 459fe76df42SMark Haverkamp 4601a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 461fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 462fe76df42SMark Haverkamp 463fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 464fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 465fe76df42SMark Haverkamp return 0; 466fe76df42SMark Haverkamp } 467fe76df42SMark Haverkamp 4681a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 469fe76df42SMark Haverkamp { 47003d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 471fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 47203d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 47303d44337SMark Haverkamp 47403d44337SMark Haverkamp 4751a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 4761a655040SSalyzyn, Mark return; 477fe76df42SMark Haverkamp 478fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 4791a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 480fe76df42SMark Haverkamp if (fsa_dev_ptr) { 481fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 482fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 483fe76df42SMark Haverkamp 484fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 485fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 486fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 487fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 488fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 489fe76df42SMark Haverkamp fsa_dev_ptr->size 490fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 491fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 492fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 493fe76df42SMark Haverkamp } 494fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 495fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 496fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 497fe76df42SMark Haverkamp } 498fe76df42SMark Haverkamp aac_fib_complete(fibptr); 499fe76df42SMark Haverkamp aac_fib_free(fibptr); 500fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 501fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 5021a655040SSalyzyn, Mark (*callback)(scsicmd); 5031a655040SSalyzyn, Mark return; 504fe76df42SMark Haverkamp } 505fe76df42SMark Haverkamp 5061a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 507fe76df42SMark Haverkamp { 508fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 509fe76df42SMark Haverkamp struct aac_mount * dresp; 510fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 511fe76df42SMark Haverkamp int status; 512fe76df42SMark Haverkamp 513fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 514fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 515fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5161a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 5171a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 5181a655040SSalyzyn, Mark return; 5191a655040SSalyzyn, Mark } 520fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 521fe76df42SMark Haverkamp 52203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 5231a655040SSalyzyn, Mark return; 52403d44337SMark Haverkamp 525fe76df42SMark Haverkamp aac_fib_init(fibptr); 526fe76df42SMark Haverkamp 527fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 528fe76df42SMark Haverkamp 529fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 530fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 531fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 532fe76df42SMark Haverkamp 533fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 534fe76df42SMark Haverkamp fibptr, 535fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 536fe76df42SMark Haverkamp FsaNormal, 537fe76df42SMark Haverkamp 0, 1, 5381a655040SSalyzyn, Mark _aac_probe_container2, 539fe76df42SMark Haverkamp (void *) scsicmd); 540fe76df42SMark Haverkamp /* 541fe76df42SMark Haverkamp * Check that the command queued to the controller 542fe76df42SMark Haverkamp */ 5431a655040SSalyzyn, Mark if (status == -EINPROGRESS) 544fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5451a655040SSalyzyn, Mark else if (status < 0) { 546fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 547fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 5481a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 549fe76df42SMark Haverkamp } 550fe76df42SMark Haverkamp } 551fe76df42SMark Haverkamp 552fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 553fe76df42SMark Haverkamp { 554fe76df42SMark Haverkamp struct fib * fibptr; 555fe76df42SMark Haverkamp int status = -ENOMEM; 556fe76df42SMark Haverkamp 557fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 558fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 559fe76df42SMark Haverkamp 560fe76df42SMark Haverkamp aac_fib_init(fibptr); 561fe76df42SMark Haverkamp 562fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 563fe76df42SMark Haverkamp 564fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 565fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 566fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 567fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 568fe76df42SMark Haverkamp 569fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 570fe76df42SMark Haverkamp fibptr, 571fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 572fe76df42SMark Haverkamp FsaNormal, 573fe76df42SMark Haverkamp 0, 1, 5741a655040SSalyzyn, Mark _aac_probe_container1, 575fe76df42SMark Haverkamp (void *) scsicmd); 576fe76df42SMark Haverkamp /* 577fe76df42SMark Haverkamp * Check that the command queued to the controller 578fe76df42SMark Haverkamp */ 579fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 580fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 581fe76df42SMark Haverkamp return 0; 582fe76df42SMark Haverkamp } 583fe76df42SMark Haverkamp if (status < 0) { 584fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 585fe76df42SMark Haverkamp aac_fib_complete(fibptr); 586fe76df42SMark Haverkamp aac_fib_free(fibptr); 587fe76df42SMark Haverkamp } 588fe76df42SMark Haverkamp } 589fe76df42SMark Haverkamp if (status < 0) { 590fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 591fe76df42SMark Haverkamp if (fsa_dev_ptr) { 592fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 593fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 594fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 595fe76df42SMark Haverkamp return (*callback)(scsicmd); 596fe76df42SMark Haverkamp } 597fe76df42SMark Haverkamp } 598fe76df42SMark Haverkamp } 599fe76df42SMark Haverkamp return status; 600fe76df42SMark Haverkamp } 601fe76df42SMark Haverkamp 6021da177e4SLinus Torvalds /** 603bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 6041da177e4SLinus Torvalds * @dev: device to query 6051da177e4SLinus Torvalds * @cid: container identifier 6061da177e4SLinus Torvalds * 6071da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6081da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6091da177e4SLinus Torvalds */ 610fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 611fe76df42SMark Haverkamp { 612fe76df42SMark Haverkamp scsicmd->device = NULL; 613fe76df42SMark Haverkamp return 0; 614fe76df42SMark Haverkamp } 6151da177e4SLinus Torvalds 616bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6171da177e4SLinus Torvalds { 618fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 619fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6201da177e4SLinus Torvalds int status; 6211da177e4SLinus Torvalds 622fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 623fe76df42SMark Haverkamp kfree(scsicmd); 624fe76df42SMark Haverkamp kfree(scsidev); 62590ee3466SMark Haverkamp return -ENOMEM; 6261da177e4SLinus Torvalds } 627fe76df42SMark Haverkamp scsicmd->list.next = NULL; 6281a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 6291da177e4SLinus Torvalds 630fe76df42SMark Haverkamp scsicmd->device = scsidev; 631fe76df42SMark Haverkamp scsidev->sdev_state = 0; 632fe76df42SMark Haverkamp scsidev->id = cid; 633fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6341da177e4SLinus Torvalds 635fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 636fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 637fe76df42SMark Haverkamp schedule(); 638802ae2f0SSalyzyn, Mark kfree(scsidev); 639fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 640fe76df42SMark Haverkamp kfree(scsicmd); 6411da177e4SLinus Torvalds return status; 6421da177e4SLinus Torvalds } 6431da177e4SLinus Torvalds 6441da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6451da177e4SLinus Torvalds struct scsi_inq { 6461da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6471da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6481da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6491da177e4SLinus Torvalds }; 6501da177e4SLinus Torvalds 6511da177e4SLinus Torvalds /** 6521da177e4SLinus Torvalds * InqStrCopy - string merge 6531da177e4SLinus Torvalds * @a: string to copy from 6541da177e4SLinus Torvalds * @b: string to copy to 6551da177e4SLinus Torvalds * 6561da177e4SLinus Torvalds * Copy a String from one location to another 6571da177e4SLinus Torvalds * without copying \0 6581da177e4SLinus Torvalds */ 6591da177e4SLinus Torvalds 6601da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 6611da177e4SLinus Torvalds { 6621da177e4SLinus Torvalds 6631da177e4SLinus Torvalds while(*a != (char)0) 6641da177e4SLinus Torvalds *b++ = *a++; 6651da177e4SLinus Torvalds } 6661da177e4SLinus Torvalds 6671da177e4SLinus Torvalds static char *container_types[] = { 6681da177e4SLinus Torvalds "None", 6691da177e4SLinus Torvalds "Volume", 6701da177e4SLinus Torvalds "Mirror", 6711da177e4SLinus Torvalds "Stripe", 6721da177e4SLinus Torvalds "RAID5", 6731da177e4SLinus Torvalds "SSRW", 6741da177e4SLinus Torvalds "SSRO", 6751da177e4SLinus Torvalds "Morph", 6761da177e4SLinus Torvalds "Legacy", 6771da177e4SLinus Torvalds "RAID4", 6781da177e4SLinus Torvalds "RAID10", 6791da177e4SLinus Torvalds "RAID00", 6801da177e4SLinus Torvalds "V-MIRRORS", 6811da177e4SLinus Torvalds "PSEUDO R4", 6821da177e4SLinus Torvalds "RAID50", 68384971738SMark Haverkamp "RAID5D", 68484971738SMark Haverkamp "RAID5D0", 68584971738SMark Haverkamp "RAID1E", 68684971738SMark Haverkamp "RAID6", 68784971738SMark Haverkamp "RAID60", 6881da177e4SLinus Torvalds "Unknown" 6891da177e4SLinus Torvalds }; 6901da177e4SLinus Torvalds 6911da177e4SLinus Torvalds 6921da177e4SLinus Torvalds 6931da177e4SLinus Torvalds /* Function: setinqstr 6941da177e4SLinus Torvalds * 6951da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6961da177e4SLinus Torvalds * 6971da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6981da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6991da177e4SLinus Torvalds * files instead of in OS dependant driver source. 7001da177e4SLinus Torvalds */ 7011da177e4SLinus Torvalds 702794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 7031da177e4SLinus Torvalds { 7041da177e4SLinus Torvalds struct scsi_inq *str; 7051da177e4SLinus Torvalds 7061da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 707794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 708794d0601SMark Haverkamp 709794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 710794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 711794d0601SMark Haverkamp int c = sizeof(str->vid); 712794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 713794d0601SMark Haverkamp ++cp; 714794d0601SMark Haverkamp c = *cp; 715794d0601SMark Haverkamp *cp = '\0'; 716794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 717794d0601SMark Haverkamp str->vid); 718794d0601SMark Haverkamp *cp = c; 719794d0601SMark Haverkamp while (*cp && *cp != ' ') 720794d0601SMark Haverkamp ++cp; 721794d0601SMark Haverkamp while (*cp == ' ') 722794d0601SMark Haverkamp ++cp; 723794d0601SMark Haverkamp /* last six chars reserved for vol type */ 724794d0601SMark Haverkamp c = 0; 725794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 726794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 727794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 728794d0601SMark Haverkamp } 729794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 730794d0601SMark Haverkamp if (c) 731794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 732794d0601SMark Haverkamp } else { 733794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7341da177e4SLinus Torvalds 7351da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 736794d0601SMark Haverkamp /* last six chars reserved for vol type */ 737794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 738794d0601SMark Haverkamp } 7391da177e4SLinus Torvalds 7406391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7411da177e4SLinus Torvalds char *findit = str->pid; 7421da177e4SLinus Torvalds 7431da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 7441da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 7451da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 7461da177e4SLinus Torvalds *(findit -= 4) = ' '; 747794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 748794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 7491da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 7501da177e4SLinus Torvalds } 7511da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 7521da177e4SLinus Torvalds } 7531da177e4SLinus Torvalds 7544833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 7551da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 7561da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 7571da177e4SLinus Torvalds u32 residue) 7581da177e4SLinus Torvalds { 7591da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 7601da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 7611da177e4SLinus Torvalds 7621da177e4SLinus Torvalds if (incorrect_length) { 7631da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 7641da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 7651da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 7661da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 7671da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 7681da177e4SLinus Torvalds } else 7691da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 7701da177e4SLinus Torvalds 7711da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 7721da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 7731da177e4SLinus Torvalds else 7741da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 7751da177e4SLinus Torvalds 7761da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 7771da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 7781da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 7791da177e4SLinus Torvalds sense_buf[15] = 0; 7801da177e4SLinus Torvalds 7811da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 7821da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 7831da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 7841da177e4SLinus Torvalds 7851da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 7861da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 7871da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 7881da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 7891da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 7901da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 7911da177e4SLinus Torvalds } 7921da177e4SLinus Torvalds } 7931da177e4SLinus Torvalds 794e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 795e8f32de5SMark Haverkamp { 796e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 797e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 798e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 799e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 800e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 801e8f32de5SMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 802e8f32de5SMark Haverkamp HARDWARE_ERROR, 803e8f32de5SMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 804e8f32de5SMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 805e8f32de5SMark Haverkamp 0, 0); 806e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 807e8f32de5SMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(cmd->sense_buffer)) 808e8f32de5SMark Haverkamp ? sizeof(cmd->sense_buffer) 809e8f32de5SMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 810e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 811e8f32de5SMark Haverkamp return 1; 812e8f32de5SMark Haverkamp } 813e8f32de5SMark Haverkamp return 0; 814e8f32de5SMark Haverkamp } 815e8f32de5SMark Haverkamp 816e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 817e8f32de5SMark Haverkamp { 818e8f32de5SMark Haverkamp return 0; 819e8f32de5SMark Haverkamp } 820e8f32de5SMark Haverkamp 821e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 822e8f32de5SMark Haverkamp 823e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 824e8f32de5SMark Haverkamp { 825e8f32de5SMark Haverkamp u16 fibsize; 826e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 827e8f32de5SMark Haverkamp aac_fib_init(fib); 828e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 829e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 830e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 831e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 832e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 8339d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 834e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 835e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 836e8f32de5SMark Haverkamp 837e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 838e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 839e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 840e8f32de5SMark Haverkamp /* 841e8f32de5SMark Haverkamp * Now send the Fib to the adapter 842e8f32de5SMark Haverkamp */ 843e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 844e8f32de5SMark Haverkamp fib, 845e8f32de5SMark Haverkamp fibsize, 846e8f32de5SMark Haverkamp FsaNormal, 847e8f32de5SMark Haverkamp 0, 1, 848e8f32de5SMark Haverkamp (fib_callback) io_callback, 849e8f32de5SMark Haverkamp (void *) cmd); 850e8f32de5SMark Haverkamp } 851e8f32de5SMark Haverkamp 852e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 853e8f32de5SMark Haverkamp { 854e8f32de5SMark Haverkamp u16 fibsize; 855e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 856e8f32de5SMark Haverkamp aac_fib_init(fib); 857e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 858e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 859e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 860e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 861e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 862e8f32de5SMark Haverkamp readcmd->pad = 0; 863e8f32de5SMark Haverkamp readcmd->flags = 0; 864e8f32de5SMark Haverkamp 865e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 866e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 867e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 868e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 869e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 870e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 871e8f32de5SMark Haverkamp /* 872e8f32de5SMark Haverkamp * Now send the Fib to the adapter 873e8f32de5SMark Haverkamp */ 874e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 875e8f32de5SMark Haverkamp fib, 876e8f32de5SMark Haverkamp fibsize, 877e8f32de5SMark Haverkamp FsaNormal, 878e8f32de5SMark Haverkamp 0, 1, 879e8f32de5SMark Haverkamp (fib_callback) io_callback, 880e8f32de5SMark Haverkamp (void *) cmd); 881e8f32de5SMark Haverkamp } 882e8f32de5SMark Haverkamp 883e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 884e8f32de5SMark Haverkamp { 885e8f32de5SMark Haverkamp u16 fibsize; 886e8f32de5SMark Haverkamp struct aac_read *readcmd; 887e8f32de5SMark Haverkamp aac_fib_init(fib); 888e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 889e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 890e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 891e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 892e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 893e8f32de5SMark Haverkamp 894e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 895e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 896e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 897e8f32de5SMark Haverkamp sizeof (struct sgentry)); 898e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 899e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 900e8f32de5SMark Haverkamp /* 901e8f32de5SMark Haverkamp * Now send the Fib to the adapter 902e8f32de5SMark Haverkamp */ 903e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 904e8f32de5SMark Haverkamp fib, 905e8f32de5SMark Haverkamp fibsize, 906e8f32de5SMark Haverkamp FsaNormal, 907e8f32de5SMark Haverkamp 0, 1, 908e8f32de5SMark Haverkamp (fib_callback) io_callback, 909e8f32de5SMark Haverkamp (void *) cmd); 910e8f32de5SMark Haverkamp } 911e8f32de5SMark Haverkamp 9129d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 913e8f32de5SMark Haverkamp { 914e8f32de5SMark Haverkamp u16 fibsize; 915e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 916e8f32de5SMark Haverkamp aac_fib_init(fib); 917e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 918e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 919e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 920e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 921e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 9229d399cc7SSalyzyn, Mark writecmd->flags = fua ? 9239d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 9249d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 925e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 926e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 927e8f32de5SMark Haverkamp 928e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 929e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 930e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 931e8f32de5SMark Haverkamp /* 932e8f32de5SMark Haverkamp * Now send the Fib to the adapter 933e8f32de5SMark Haverkamp */ 934e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 935e8f32de5SMark Haverkamp fib, 936e8f32de5SMark Haverkamp fibsize, 937e8f32de5SMark Haverkamp FsaNormal, 938e8f32de5SMark Haverkamp 0, 1, 939e8f32de5SMark Haverkamp (fib_callback) io_callback, 940e8f32de5SMark Haverkamp (void *) cmd); 941e8f32de5SMark Haverkamp } 942e8f32de5SMark Haverkamp 9439d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 944e8f32de5SMark Haverkamp { 945e8f32de5SMark Haverkamp u16 fibsize; 946e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 947e8f32de5SMark Haverkamp aac_fib_init(fib); 948e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 949e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 950e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 951e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 952e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 953e8f32de5SMark Haverkamp writecmd->pad = 0; 954e8f32de5SMark Haverkamp writecmd->flags = 0; 955e8f32de5SMark Haverkamp 956e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 957e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 958e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 959e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 960e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 961e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 962e8f32de5SMark Haverkamp /* 963e8f32de5SMark Haverkamp * Now send the Fib to the adapter 964e8f32de5SMark Haverkamp */ 965e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 966e8f32de5SMark Haverkamp fib, 967e8f32de5SMark Haverkamp fibsize, 968e8f32de5SMark Haverkamp FsaNormal, 969e8f32de5SMark Haverkamp 0, 1, 970e8f32de5SMark Haverkamp (fib_callback) io_callback, 971e8f32de5SMark Haverkamp (void *) cmd); 972e8f32de5SMark Haverkamp } 973e8f32de5SMark Haverkamp 9749d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 975e8f32de5SMark Haverkamp { 976e8f32de5SMark Haverkamp u16 fibsize; 977e8f32de5SMark Haverkamp struct aac_write *writecmd; 978e8f32de5SMark Haverkamp aac_fib_init(fib); 979e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 980e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 981e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 982e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 983e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 984e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 985e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 986e8f32de5SMark Haverkamp 987e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 988e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 989e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 990e8f32de5SMark Haverkamp sizeof (struct sgentry)); 991e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 992e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 993e8f32de5SMark Haverkamp /* 994e8f32de5SMark Haverkamp * Now send the Fib to the adapter 995e8f32de5SMark Haverkamp */ 996e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 997e8f32de5SMark Haverkamp fib, 998e8f32de5SMark Haverkamp fibsize, 999e8f32de5SMark Haverkamp FsaNormal, 1000e8f32de5SMark Haverkamp 0, 1, 1001e8f32de5SMark Haverkamp (fib_callback) io_callback, 1002e8f32de5SMark Haverkamp (void *) cmd); 1003e8f32de5SMark Haverkamp } 1004e8f32de5SMark Haverkamp 1005e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1006e8f32de5SMark Haverkamp { 1007e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1008e8f32de5SMark Haverkamp u32 flag; 1009e8f32de5SMark Haverkamp u32 timeout; 1010e8f32de5SMark Haverkamp 1011e8f32de5SMark Haverkamp aac_fib_init(fib); 1012e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1013e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1014e8f32de5SMark Haverkamp flag = SRB_DataOut; 1015e8f32de5SMark Haverkamp break; 1016e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1017e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1018e8f32de5SMark Haverkamp break; 1019e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1020e8f32de5SMark Haverkamp flag = SRB_DataIn; 1021e8f32de5SMark Haverkamp break; 1022e8f32de5SMark Haverkamp case DMA_NONE: 1023e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1024e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1025e8f32de5SMark Haverkamp break; 1026e8f32de5SMark Haverkamp } 1027e8f32de5SMark Haverkamp 1028e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1029e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1030e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1031e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1032e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1033e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1034e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1035e8f32de5SMark Haverkamp if (timeout == 0) 1036e8f32de5SMark Haverkamp timeout = 1; 1037e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1038e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1039e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1040e8f32de5SMark Haverkamp return srbcmd; 1041e8f32de5SMark Haverkamp } 1042e8f32de5SMark Haverkamp 1043e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1044e8f32de5SMark Haverkamp 1045e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1046e8f32de5SMark Haverkamp { 1047e8f32de5SMark Haverkamp u16 fibsize; 1048e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1049e8f32de5SMark Haverkamp 1050e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1051727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1052e8f32de5SMark Haverkamp 1053e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1054e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1055e8f32de5SMark Haverkamp /* 1056e8f32de5SMark Haverkamp * Build Scatter/Gather list 1057e8f32de5SMark Haverkamp */ 1058e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1059e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1060e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1061e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1062e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1063e8f32de5SMark Haverkamp 1064e8f32de5SMark Haverkamp /* 1065e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1066e8f32de5SMark Haverkamp */ 1067e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1068e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1069e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1070e8f32de5SMark Haverkamp (void *) cmd); 1071e8f32de5SMark Haverkamp } 1072e8f32de5SMark Haverkamp 1073e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1074e8f32de5SMark Haverkamp { 1075e8f32de5SMark Haverkamp u16 fibsize; 1076e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1077e8f32de5SMark Haverkamp 1078e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1079727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1080e8f32de5SMark Haverkamp 1081e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1082e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1083e8f32de5SMark Haverkamp /* 1084e8f32de5SMark Haverkamp * Build Scatter/Gather list 1085e8f32de5SMark Haverkamp */ 1086e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1087e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1088e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1089e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1090e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1091e8f32de5SMark Haverkamp 1092e8f32de5SMark Haverkamp /* 1093e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1094e8f32de5SMark Haverkamp */ 1095e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1096e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1097e8f32de5SMark Haverkamp } 1098e8f32de5SMark Haverkamp 10991da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 11001da177e4SLinus Torvalds { 11011da177e4SLinus Torvalds struct fib* fibptr; 11021da177e4SLinus Torvalds int rcode; 11031da177e4SLinus Torvalds u32 tmp; 11047c00ffa3SMark Haverkamp struct aac_adapter_info *info; 110584971738SMark Haverkamp struct aac_bus_info *command; 110684971738SMark Haverkamp struct aac_bus_info_response *bus_info; 11077c00ffa3SMark Haverkamp 1108bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 11091da177e4SLinus Torvalds return -ENOMEM; 11101da177e4SLinus Torvalds 1111bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11121da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 11137c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11141da177e4SLinus Torvalds 1115bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 11161da177e4SLinus Torvalds fibptr, 11177c00ffa3SMark Haverkamp sizeof(*info), 11181da177e4SLinus Torvalds FsaNormal, 11199203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 11201da177e4SLinus Torvalds NULL, 11211da177e4SLinus Torvalds NULL); 11221da177e4SLinus Torvalds 11237c00ffa3SMark Haverkamp if (rcode < 0) { 1124bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1125bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 11267c00ffa3SMark Haverkamp return rcode; 11277c00ffa3SMark Haverkamp } 11287c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 11297c00ffa3SMark Haverkamp 11307c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 11317c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 11327c00ffa3SMark Haverkamp 1133bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 11347c00ffa3SMark Haverkamp 11357c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 11367c00ffa3SMark Haverkamp 11377c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 11387c00ffa3SMark Haverkamp 1139bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 11407c00ffa3SMark Haverkamp fibptr, 11417c00ffa3SMark Haverkamp sizeof(*info), 11427c00ffa3SMark Haverkamp FsaNormal, 11437c00ffa3SMark Haverkamp 1, 1, 11447c00ffa3SMark Haverkamp NULL, 11457c00ffa3SMark Haverkamp NULL); 11467c00ffa3SMark Haverkamp 11477c00ffa3SMark Haverkamp if (rcode >= 0) 11487c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 11497c00ffa3SMark Haverkamp } 11501da177e4SLinus Torvalds 115184971738SMark Haverkamp 115284971738SMark Haverkamp /* 115384971738SMark Haverkamp * GetBusInfo 115484971738SMark Haverkamp */ 115584971738SMark Haverkamp 1156bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 115784971738SMark Haverkamp 115884971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 115984971738SMark Haverkamp 116084971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 116184971738SMark Haverkamp 116284971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 116384971738SMark Haverkamp 116484971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 116584971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 116684971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 116784971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 116884971738SMark Haverkamp 1169bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 117084971738SMark Haverkamp fibptr, 117184971738SMark Haverkamp sizeof (*bus_info), 117284971738SMark Haverkamp FsaNormal, 117384971738SMark Haverkamp 1, 1, 117484971738SMark Haverkamp NULL, NULL); 117584971738SMark Haverkamp 117684971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 117784971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 117884971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 117984971738SMark Haverkamp } 118084971738SMark Haverkamp 11818c867b25SMark Haverkamp if (!dev->in_reset) { 118224f02e1dSSalyzyn, Mark char buffer[16]; 11831da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 11847c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 11851da177e4SLinus Torvalds dev->name, 11861da177e4SLinus Torvalds dev->id, 11871da177e4SLinus Torvalds tmp>>24, 11881da177e4SLinus Torvalds (tmp>>16)&0xff, 11891da177e4SLinus Torvalds tmp&0xff, 11907c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 11917c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 11927c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 11931da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 11941da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 11951da177e4SLinus Torvalds dev->name, dev->id, 11961da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 11971da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 11981da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 11991da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 12001da177e4SLinus Torvalds dev->name, dev->id, 12011da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 12021da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 120324f02e1dSSalyzyn, Mark buffer[0] = '\0'; 120424f02e1dSSalyzyn, Mark if (aac_show_serial_number( 120524f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 120624f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 120724f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1208a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1209a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1210a45c863fSSalyzyn, Mark dev->name, dev->id, 1211a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1212a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1213a45c863fSSalyzyn, Mark } 121429c97684SSalyzyn, Mark if (!check_reset || 121529c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 121629c97684SSalyzyn, Mark le32_to_cpu(AAC_OPTION_IGNORE_RESET))) { 121729c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 121829c97684SSalyzyn, Mark dev->name, dev->id); 121929c97684SSalyzyn, Mark } 12208c867b25SMark Haverkamp } 12211da177e4SLinus Torvalds 12221da177e4SLinus Torvalds dev->nondasd_support = 0; 12231da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 12241da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 12251da177e4SLinus Torvalds dev->nondasd_support = 1; 12261da177e4SLinus Torvalds } 12271da177e4SLinus Torvalds 12281da177e4SLinus Torvalds /* 12291da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 12301da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 12311da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 12321da177e4SLinus Torvalds * additional changes changes will have to be made to support 12331da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 12341da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 12351da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 12361da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 12371da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 12381da177e4SLinus Torvalds */ 12391da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 12401da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 12411da177e4SLinus Torvalds dev->nondasd_support = 1; 12421da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 12431da177e4SLinus Torvalds } 12441da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 12451da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 12461da177e4SLinus Torvalds dev->name, dev->id); 12471da177e4SLinus Torvalds 12481da177e4SLinus Torvalds if(nondasd != -1) { 12491da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 12501da177e4SLinus Torvalds } 12511da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 12521da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 12531da177e4SLinus Torvalds } 12541da177e4SLinus Torvalds 12551da177e4SLinus Torvalds dev->dac_support = 0; 12561da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 12571da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 12581da177e4SLinus Torvalds dev->dac_support = 1; 12591da177e4SLinus Torvalds } 12601da177e4SLinus Torvalds 12611da177e4SLinus Torvalds if(dacmode != -1) { 12621da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 12631da177e4SLinus Torvalds } 12641da177e4SLinus Torvalds if(dev->dac_support != 0) { 126571e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 126671e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 12671da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 12681da177e4SLinus Torvalds dev->name, dev->id); 126971e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 127071e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 12711da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 12721da177e4SLinus Torvalds dev->name, dev->id); 12731da177e4SLinus Torvalds dev->dac_support = 0; 12741da177e4SLinus Torvalds } else { 12751da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 12761da177e4SLinus Torvalds dev->name, dev->id); 12771da177e4SLinus Torvalds rcode = -ENOMEM; 12781da177e4SLinus Torvalds } 12791da177e4SLinus Torvalds } 12807c00ffa3SMark Haverkamp /* 1281e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1282e8f32de5SMark Haverkamp * interface. 12837c00ffa3SMark Haverkamp */ 1284e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 1285e8f32de5SMark Haverkamp ? aac_scsi_64 1286e8f32de5SMark Haverkamp : aac_scsi_32; 1287e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1288e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1289e8f32de5SMark Haverkamp ? aac_bounds_64 1290e8f32de5SMark Haverkamp : aac_bounds_32; 1291e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1292e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1293e8f32de5SMark Haverkamp } else { 1294e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 12957c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 12967c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 129763a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 129863a70eeaSMark Haverkamp sizeof(struct sgentry); 12997c00ffa3SMark Haverkamp if (dev->dac_support) { 1300e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1301e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 13027c00ffa3SMark Haverkamp /* 13037c00ffa3SMark Haverkamp * 38 scatter gather elements 13047c00ffa3SMark Haverkamp */ 13057c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 13067c00ffa3SMark Haverkamp (dev->max_fib_size - 13077c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 13087c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 130963a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 131063a70eeaSMark Haverkamp sizeof(struct sgentry64); 1311e8f32de5SMark Haverkamp } else { 1312e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1313e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 13147c00ffa3SMark Haverkamp } 13157c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 13167c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 13177c00ffa3SMark Haverkamp /* 13187c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 13197c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 13207c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 13217c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 13227c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 13237c00ffa3SMark Haverkamp * element. 13247c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 13257c00ffa3SMark Haverkamp */ 13267c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 13277c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 13287c00ffa3SMark Haverkamp } 13290e68c003SMark Haverkamp } 13301da177e4SLinus Torvalds 1331bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1332bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13331da177e4SLinus Torvalds 13341da177e4SLinus Torvalds return rcode; 13351da177e4SLinus Torvalds } 13361da177e4SLinus Torvalds 13371da177e4SLinus Torvalds 1338e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 13391da177e4SLinus Torvalds { 13401da177e4SLinus Torvalds struct aac_dev *dev; 13411da177e4SLinus Torvalds struct aac_read_reply *readreply; 13421da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 13431da177e4SLinus Torvalds u32 cid; 13441da177e4SLinus Torvalds 13451da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 13461da177e4SLinus Torvalds 134703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 134803d44337SMark Haverkamp return; 134903d44337SMark Haverkamp 13501a655040SSalyzyn, Mark dev = fibptr->dev; 1351e5718774SMark Haverkamp cid = scmd_id(scsicmd); 13521da177e4SLinus Torvalds 13537a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 13547a8cf29dSMark Haverkamp u64 lba; 13557a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 13567a8cf29dSMark Haverkamp case WRITE_6: 13577a8cf29dSMark Haverkamp case READ_6: 13587a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 13597a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 13607a8cf29dSMark Haverkamp break; 13617a8cf29dSMark Haverkamp case WRITE_16: 13627a8cf29dSMark Haverkamp case READ_16: 13637a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 13647a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 13657a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 13667a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 13677a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 13687a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 13697a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 13707a8cf29dSMark Haverkamp break; 13717a8cf29dSMark Haverkamp case WRITE_12: 13727a8cf29dSMark Haverkamp case READ_12: 13737a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13747a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13757a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13767a8cf29dSMark Haverkamp break; 13777a8cf29dSMark Haverkamp default: 13787a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 13797a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 13807a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 13817a8cf29dSMark Haverkamp break; 13827a8cf29dSMark Haverkamp } 13837a8cf29dSMark Haverkamp printk(KERN_DEBUG 13847a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 13857a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 13867a8cf29dSMark Haverkamp } 13871da177e4SLinus Torvalds 1388125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 13891da177e4SLinus Torvalds 1390727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1391727eead6SFUJITA Tomonori 13921da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 13931da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 13941da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13951da177e4SLinus Torvalds else { 13967c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1397e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 13981da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 13997c00ffa3SMark Haverkamp #endif 14001da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 14011da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 14021da177e4SLinus Torvalds HARDWARE_ERROR, 14031da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 14041da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 14051da177e4SLinus Torvalds 0, 0); 14061da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 14071da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 14081da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 14091da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 14101da177e4SLinus Torvalds } 1411bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1412bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 14131da177e4SLinus Torvalds 14148e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 14151da177e4SLinus Torvalds } 14161da177e4SLinus Torvalds 14179e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 14181da177e4SLinus Torvalds { 14197a8cf29dSMark Haverkamp u64 lba; 14201da177e4SLinus Torvalds u32 count; 14211da177e4SLinus Torvalds int status; 14221da177e4SLinus Torvalds struct aac_dev *dev; 14231da177e4SLinus Torvalds struct fib * cmd_fibcontext; 14241da177e4SLinus Torvalds 14251da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 14261da177e4SLinus Torvalds /* 14271da177e4SLinus Torvalds * Get block address and transfer length 14281da177e4SLinus Torvalds */ 14297a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14307a8cf29dSMark Haverkamp case READ_6: 14319e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 14321da177e4SLinus Torvalds 14337a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14347a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14351da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 14361da177e4SLinus Torvalds 14371da177e4SLinus Torvalds if (count == 0) 14381da177e4SLinus Torvalds count = 256; 14397a8cf29dSMark Haverkamp break; 14407a8cf29dSMark Haverkamp case READ_16: 14419e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 14427a8cf29dSMark Haverkamp 14437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14477a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14487a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14497a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14507a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 14517a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 14527a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 14537a8cf29dSMark Haverkamp break; 14547a8cf29dSMark Haverkamp case READ_12: 14559e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 14567a8cf29dSMark Haverkamp 14577a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14587a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14597a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14607a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 14617a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14627a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14637a8cf29dSMark Haverkamp break; 14647a8cf29dSMark Haverkamp default: 14659e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 14661da177e4SLinus Torvalds 14677a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14687a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14697a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14701da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 14717a8cf29dSMark Haverkamp break; 14721da177e4SLinus Torvalds } 14737a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 14747c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1475e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 14767a8cf29dSMark Haverkamp return 0; 14771da177e4SLinus Torvalds /* 14781da177e4SLinus Torvalds * Alocate and initialize a Fib 14791da177e4SLinus Torvalds */ 1480bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 14811da177e4SLinus Torvalds return -1; 14821da177e4SLinus Torvalds } 14831da177e4SLinus Torvalds 1484e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 14851da177e4SLinus Torvalds 14861da177e4SLinus Torvalds /* 14871da177e4SLinus Torvalds * Check that the command queued to the controller 14881da177e4SLinus Torvalds */ 148977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 149077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14911da177e4SLinus Torvalds return 0; 149277d644d4SMark Haverkamp } 14931da177e4SLinus Torvalds 1494bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 14951da177e4SLinus Torvalds /* 14961da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 14971da177e4SLinus Torvalds */ 14981da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 14998e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1500bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1501bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 15021da177e4SLinus Torvalds return 0; 15031da177e4SLinus Torvalds } 15041da177e4SLinus Torvalds 15059e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 15061da177e4SLinus Torvalds { 15077a8cf29dSMark Haverkamp u64 lba; 15081da177e4SLinus Torvalds u32 count; 15099d399cc7SSalyzyn, Mark int fua; 15101da177e4SLinus Torvalds int status; 15111da177e4SLinus Torvalds struct aac_dev *dev; 15121da177e4SLinus Torvalds struct fib * cmd_fibcontext; 15131da177e4SLinus Torvalds 15141da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15151da177e4SLinus Torvalds /* 15161da177e4SLinus Torvalds * Get block address and transfer length 15171da177e4SLinus Torvalds */ 15181da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 15191da177e4SLinus Torvalds { 15201da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15211da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15221da177e4SLinus Torvalds if (count == 0) 15231da177e4SLinus Torvalds count = 256; 15249d399cc7SSalyzyn, Mark fua = 0; 15257a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 15269e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 15277a8cf29dSMark Haverkamp 15287a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15297a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15307a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15317a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15337a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15347a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15357a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 15367a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15379d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15387a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 15399e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 15407a8cf29dSMark Haverkamp 15417a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 15427a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15437a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 15447a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15459d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15461da177e4SLinus Torvalds } else { 15479e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 15487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15491da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 15509d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 15511da177e4SLinus Torvalds } 15527a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 15531da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1554e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15557a8cf29dSMark Haverkamp return 0; 15561da177e4SLinus Torvalds /* 15571da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 15581da177e4SLinus Torvalds */ 1559bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 15601da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 15618e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15621da177e4SLinus Torvalds return 0; 15631da177e4SLinus Torvalds } 15641da177e4SLinus Torvalds 15659d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 15661da177e4SLinus Torvalds 15671da177e4SLinus Torvalds /* 15681da177e4SLinus Torvalds * Check that the command queued to the controller 15691da177e4SLinus Torvalds */ 157077d644d4SMark Haverkamp if (status == -EINPROGRESS) { 157177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 15721da177e4SLinus Torvalds return 0; 15731da177e4SLinus Torvalds } 15741da177e4SLinus Torvalds 1575bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 15761da177e4SLinus Torvalds /* 15771da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 15781da177e4SLinus Torvalds */ 15791da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 15808e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15811da177e4SLinus Torvalds 1582bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1583bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 15841da177e4SLinus Torvalds return 0; 15851da177e4SLinus Torvalds } 15861da177e4SLinus Torvalds 15871da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 15881da177e4SLinus Torvalds { 15891da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 15901da177e4SLinus Torvalds struct scsi_cmnd *cmd; 15911da177e4SLinus Torvalds 15921da177e4SLinus Torvalds cmd = context; 15931da177e4SLinus Torvalds 159403d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 159503d44337SMark Haverkamp return; 159603d44337SMark Haverkamp 15971da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 15981da177e4SLinus Torvalds smp_processor_id(), jiffies)); 15991da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 16001da177e4SLinus Torvalds 16011da177e4SLinus Torvalds 16021da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 16031da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 16041da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 16051da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16061da177e4SLinus Torvalds else { 16071da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 16081a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1609e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 16101da177e4SLinus Torvalds printk(KERN_WARNING 16111da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 16121da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 16131da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 16141da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 16151da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 16161da177e4SLinus Torvalds HARDWARE_ERROR, 16171da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 16181da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 16191da177e4SLinus Torvalds 0, 0); 16201da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 16211da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 16221da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 16231da177e4SLinus Torvalds } 16241da177e4SLinus Torvalds 1625bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1626bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 16278e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 16281da177e4SLinus Torvalds } 16291da177e4SLinus Torvalds 16309e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 16311da177e4SLinus Torvalds { 16321da177e4SLinus Torvalds int status; 16331da177e4SLinus Torvalds struct fib *cmd_fibcontext; 16341da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 16351da177e4SLinus Torvalds struct scsi_cmnd *cmd; 16361da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 16371da177e4SLinus Torvalds int active = 0; 163890ee3466SMark Haverkamp struct aac_dev *aac; 16391da177e4SLinus Torvalds unsigned long flags; 16401da177e4SLinus Torvalds 16411da177e4SLinus Torvalds /* 164277d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 164377d644d4SMark Haverkamp * specific target (block). 16441da177e4SLinus Torvalds */ 16451da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 16461da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 164777d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 16481da177e4SLinus Torvalds ++active; 16491da177e4SLinus Torvalds break; 16501da177e4SLinus Torvalds } 16511da177e4SLinus Torvalds 16521da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 16531da177e4SLinus Torvalds 16541da177e4SLinus Torvalds /* 16551da177e4SLinus Torvalds * Yield the processor (requeue for later) 16561da177e4SLinus Torvalds */ 16571da177e4SLinus Torvalds if (active) 16581da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 16591da177e4SLinus Torvalds 166090ee3466SMark Haverkamp aac = (struct aac_dev *)scsicmd->device->host->hostdata; 16618c867b25SMark Haverkamp if (aac->in_reset) 16628c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 16638c867b25SMark Haverkamp 16641da177e4SLinus Torvalds /* 16657c00ffa3SMark Haverkamp * Allocate and initialize a Fib 16661da177e4SLinus Torvalds */ 166790ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 16681da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 16691da177e4SLinus Torvalds 1670bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 16711da177e4SLinus Torvalds 16721da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 16731da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 16741da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 16759e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 16761da177e4SLinus Torvalds synchronizecmd->count = 16771da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 16781da177e4SLinus Torvalds 16791da177e4SLinus Torvalds /* 16801da177e4SLinus Torvalds * Now send the Fib to the adapter 16811da177e4SLinus Torvalds */ 1682bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 16831da177e4SLinus Torvalds cmd_fibcontext, 16841da177e4SLinus Torvalds sizeof(struct aac_synchronize), 16851da177e4SLinus Torvalds FsaNormal, 16861da177e4SLinus Torvalds 0, 1, 16871da177e4SLinus Torvalds (fib_callback)synchronize_callback, 16881da177e4SLinus Torvalds (void *)scsicmd); 16891da177e4SLinus Torvalds 16901da177e4SLinus Torvalds /* 16911da177e4SLinus Torvalds * Check that the command queued to the controller 16921da177e4SLinus Torvalds */ 169377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 169477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16951da177e4SLinus Torvalds return 0; 169677d644d4SMark Haverkamp } 16971da177e4SLinus Torvalds 16981da177e4SLinus Torvalds printk(KERN_WARNING 1699bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1700bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1701bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 17021da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 17031da177e4SLinus Torvalds } 17041da177e4SLinus Torvalds 17051da177e4SLinus Torvalds /** 17061da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 17071da177e4SLinus Torvalds * @scsicmd: SCSI command block 17081da177e4SLinus Torvalds * 17091da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 17101da177e4SLinus Torvalds * aacraid firmware. 17111da177e4SLinus Torvalds */ 17121da177e4SLinus Torvalds 17131da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 17141da177e4SLinus Torvalds { 17151a655040SSalyzyn, Mark u32 cid; 17161da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 17171da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 17181da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 17191da177e4SLinus Torvalds 172090ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 172190ee3466SMark Haverkamp return -1; 17221da177e4SLinus Torvalds /* 17231da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 17241da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 17251da177e4SLinus Torvalds * itself. 17261da177e4SLinus Torvalds */ 17271a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 17281a655040SSalyzyn, Mark if (cid != host->this_id) { 17291a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 17301a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 1731e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 17321da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17331da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17341da177e4SLinus Torvalds return 0; 17351da177e4SLinus Torvalds } 17361da177e4SLinus Torvalds 17371da177e4SLinus Torvalds /* 17381da177e4SLinus Torvalds * If the target container doesn't exist, it may have 17391da177e4SLinus Torvalds * been newly created 17401da177e4SLinus Torvalds */ 17411da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 17421da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17437a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 17447a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 17457a8cf29dSMark Haverkamp !(dev->raw_io_64) || 17467a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 17477a8cf29dSMark Haverkamp break; 17481da177e4SLinus Torvalds case INQUIRY: 17491da177e4SLinus Torvalds case READ_CAPACITY: 17501da177e4SLinus Torvalds case TEST_UNIT_READY: 17518c867b25SMark Haverkamp if (dev->in_reset) 17528c867b25SMark Haverkamp return -1; 1753fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1754fe76df42SMark Haverkamp aac_probe_container_callback2); 17551da177e4SLinus Torvalds default: 17561da177e4SLinus Torvalds break; 17571da177e4SLinus Torvalds } 17581da177e4SLinus Torvalds } 17591da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1760653ba58dSMark Haverkamp if ((dev->nondasd_support == 1) || expose_physicals) { 17618c867b25SMark Haverkamp if (dev->in_reset) 17628c867b25SMark Haverkamp return -1; 17631da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 17641da177e4SLinus Torvalds } else { 17651da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 17661da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17671da177e4SLinus Torvalds return 0; 17681da177e4SLinus Torvalds } 17691da177e4SLinus Torvalds } 17701da177e4SLinus Torvalds } 17711da177e4SLinus Torvalds /* 17721da177e4SLinus Torvalds * else Command for the controller itself 17731da177e4SLinus Torvalds */ 17741da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 17751da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 17761da177e4SLinus Torvalds { 17771da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 17781da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17791da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17801da177e4SLinus Torvalds ILLEGAL_REQUEST, 17811da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 17821da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17831da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17841da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17851da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17861da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17871da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17881da177e4SLinus Torvalds return 0; 17891da177e4SLinus Torvalds } 17901da177e4SLinus Torvalds 17911da177e4SLinus Torvalds 17921da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 17931da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 17941da177e4SLinus Torvalds case INQUIRY: 17951da177e4SLinus Torvalds { 17963b2946ccSMark Haverkamp struct inquiry_data inq_data; 17971da177e4SLinus Torvalds 17981a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 17993b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 18001da177e4SLinus Torvalds 18013b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 18023b2946ccSMark 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 */ 18033b2946ccSMark Haverkamp inq_data.inqd_len = 31; 18041da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 18053b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 18061da177e4SLinus Torvalds /* 18071da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 18081da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 18091da177e4SLinus Torvalds */ 18101a655040SSalyzyn, Mark if (cid == host->this_id) { 18116391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 18123b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 18133b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 18141da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18151da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18161da177e4SLinus Torvalds return 0; 18171da177e4SLinus Torvalds } 18188c867b25SMark Haverkamp if (dev->in_reset) 18198c867b25SMark Haverkamp return -1; 1820794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 18213b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 18223b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 18239e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 18241da177e4SLinus Torvalds } 18257a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 18267a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 18277a8cf29dSMark Haverkamp !(dev->raw_io_64) || 18287a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 18297a8cf29dSMark Haverkamp break; 18307a8cf29dSMark Haverkamp { 18317a8cf29dSMark Haverkamp u64 capacity; 183207ce5ebaSMark Haverkamp char cp[13]; 18337a8cf29dSMark Haverkamp 18347a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 18357a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 18367a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 18377a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 18387a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 18397a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 18407a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 18417a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 18427a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 18437a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 18447a8cf29dSMark Haverkamp cp[8] = 0; 18457a8cf29dSMark Haverkamp cp[9] = 0; 18467a8cf29dSMark Haverkamp cp[10] = 2; 18477a8cf29dSMark Haverkamp cp[11] = 0; 184807ce5ebaSMark Haverkamp cp[12] = 0; 184907ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 18501241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 185107ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 185207ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 185307ce5ebaSMark Haverkamp 185407ce5ebaSMark Haverkamp memset(cp, 0, offset); 185507ce5ebaSMark Haverkamp do { 18561241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 18571241f359SMark Haverkamp sizeof(cp)); 185807ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 185907ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 186007ce5ebaSMark Haverkamp } 18617a8cf29dSMark Haverkamp 18627a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18637a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18647a8cf29dSMark Haverkamp 18657a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18667a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 18677a8cf29dSMark Haverkamp 18687a8cf29dSMark Haverkamp return 0; 18697a8cf29dSMark Haverkamp } 18707a8cf29dSMark Haverkamp 18711da177e4SLinus Torvalds case READ_CAPACITY: 18721da177e4SLinus Torvalds { 18731da177e4SLinus Torvalds u32 capacity; 18743b2946ccSMark Haverkamp char cp[8]; 18751da177e4SLinus Torvalds 18761da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 18777a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 18781da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 18791da177e4SLinus Torvalds else 18801da177e4SLinus Torvalds capacity = (u32)-1; 18813b2946ccSMark Haverkamp 18821da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 18831da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 18841da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 18851da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 18861da177e4SLinus Torvalds cp[4] = 0; 18871da177e4SLinus Torvalds cp[5] = 0; 18881da177e4SLinus Torvalds cp[6] = 2; 18891da177e4SLinus Torvalds cp[7] = 0; 18903b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 18917a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 18927a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 18931da177e4SLinus Torvalds 18941da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 18951da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18961da177e4SLinus Torvalds 18971da177e4SLinus Torvalds return 0; 18981da177e4SLinus Torvalds } 18991da177e4SLinus Torvalds 19001da177e4SLinus Torvalds case MODE_SENSE: 19011da177e4SLinus Torvalds { 19029d399cc7SSalyzyn, Mark char mode_buf[7]; 19039d399cc7SSalyzyn, Mark int mode_buf_length = 4; 19041da177e4SLinus Torvalds 19051da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 19061da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 19071da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 19089d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 19099d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 19109d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 19119d399cc7SSalyzyn, Mark if (dev->raw_io_interface) 19129d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 19131da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 19149d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 19159d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 19169d399cc7SSalyzyn, Mark mode_buf[0] = 6; 19179d399cc7SSalyzyn, Mark mode_buf[4] = 8; 19189d399cc7SSalyzyn, Mark mode_buf[5] = 1; 19199d399cc7SSalyzyn, Mark mode_buf[6] = 0x04; /* WCE */ 19209d399cc7SSalyzyn, Mark mode_buf_length = 7; 19219d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 19229d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 19239d399cc7SSalyzyn, Mark } 19249d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 19251da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19261da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19271da177e4SLinus Torvalds 19281da177e4SLinus Torvalds return 0; 19291da177e4SLinus Torvalds } 19301da177e4SLinus Torvalds case MODE_SENSE_10: 19311da177e4SLinus Torvalds { 19329d399cc7SSalyzyn, Mark char mode_buf[11]; 19339d399cc7SSalyzyn, Mark int mode_buf_length = 8; 19341da177e4SLinus Torvalds 19351da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 19361da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 19371da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 19381da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 19399d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 19409d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 19419d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 19429d399cc7SSalyzyn, Mark if (dev->raw_io_interface) 19439d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 19441da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 19451da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 19461da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 19471da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 19489d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 19499d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 19509d399cc7SSalyzyn, Mark mode_buf[1] = 9; 19519d399cc7SSalyzyn, Mark mode_buf[8] = 8; 19529d399cc7SSalyzyn, Mark mode_buf[9] = 1; 19539d399cc7SSalyzyn, Mark mode_buf[10] = 0x04; /* WCE */ 19549d399cc7SSalyzyn, Mark mode_buf_length = 11; 19559d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 19569d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 19579d399cc7SSalyzyn, Mark } 19589d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 19591da177e4SLinus Torvalds 19601da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19611da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19621da177e4SLinus Torvalds 19631da177e4SLinus Torvalds return 0; 19641da177e4SLinus Torvalds } 19651da177e4SLinus Torvalds case REQUEST_SENSE: 19661da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 19671da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 19681da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 19691da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19701da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19711da177e4SLinus Torvalds return 0; 19721da177e4SLinus Torvalds 19731da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 19741da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 19751da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 19761da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 19771da177e4SLinus Torvalds else 19781da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 19791da177e4SLinus Torvalds 19801da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19811da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19821da177e4SLinus Torvalds return 0; 19831da177e4SLinus Torvalds /* 19841da177e4SLinus Torvalds * These commands are all No-Ops 19851da177e4SLinus Torvalds */ 19861da177e4SLinus Torvalds case TEST_UNIT_READY: 19871da177e4SLinus Torvalds case RESERVE: 19881da177e4SLinus Torvalds case RELEASE: 19891da177e4SLinus Torvalds case REZERO_UNIT: 19901da177e4SLinus Torvalds case REASSIGN_BLOCKS: 19911da177e4SLinus Torvalds case SEEK_10: 19921da177e4SLinus Torvalds case START_STOP: 19931da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 19941da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19951da177e4SLinus Torvalds return 0; 19961da177e4SLinus Torvalds } 19971da177e4SLinus Torvalds 19981da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 19991da177e4SLinus Torvalds { 20001da177e4SLinus Torvalds case READ_6: 20011da177e4SLinus Torvalds case READ_10: 20027a8cf29dSMark Haverkamp case READ_12: 20037a8cf29dSMark Haverkamp case READ_16: 20048c867b25SMark Haverkamp if (dev->in_reset) 20058c867b25SMark Haverkamp return -1; 20061da177e4SLinus Torvalds /* 20071da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 20081da177e4SLinus Torvalds * corresponds to a container. Needed to convert 20091da177e4SLinus Torvalds * containers to /dev/sd device names 20101da177e4SLinus Torvalds */ 20111da177e4SLinus Torvalds 20121da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 20137a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 20141da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 20157a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 20167a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 201777d644d4SMark Haverkamp 20189e7c349cSMark Haverkamp return aac_read(scsicmd); 20191da177e4SLinus Torvalds 20201da177e4SLinus Torvalds case WRITE_6: 20211da177e4SLinus Torvalds case WRITE_10: 20227a8cf29dSMark Haverkamp case WRITE_12: 20237a8cf29dSMark Haverkamp case WRITE_16: 20248c867b25SMark Haverkamp if (dev->in_reset) 20258c867b25SMark Haverkamp return -1; 20269e7c349cSMark Haverkamp return aac_write(scsicmd); 20271da177e4SLinus Torvalds 20281da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 20291da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 20309e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 20311da177e4SLinus Torvalds 20321da177e4SLinus Torvalds default: 20331da177e4SLinus Torvalds /* 20341da177e4SLinus Torvalds * Unhandled commands 20351da177e4SLinus Torvalds */ 20367c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 20371da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 20381da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 20391da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 20401da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 20411da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 20421da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 20431da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 20441da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 20451da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20461da177e4SLinus Torvalds return 0; 20471da177e4SLinus Torvalds } 20481da177e4SLinus Torvalds } 20491da177e4SLinus Torvalds 20501da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 20511da177e4SLinus Torvalds { 20521da177e4SLinus Torvalds struct aac_query_disk qd; 20531da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20541da177e4SLinus Torvalds 20551da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 205690ee3466SMark Haverkamp if (!fsa_dev_ptr) 205765101355SMark Haverkamp return -EBUSY; 20581da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 20591da177e4SLinus Torvalds return -EFAULT; 20601da177e4SLinus Torvalds if (qd.cnum == -1) 2061e5718774SMark Haverkamp qd.cnum = qd.id; 20621da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 20631da177e4SLinus Torvalds { 20641da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 20651da177e4SLinus Torvalds return -EINVAL; 20661da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 20671da177e4SLinus Torvalds qd.bus = 0; 20681da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 20691da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 20701da177e4SLinus Torvalds } 20711da177e4SLinus Torvalds else return -EINVAL; 20721da177e4SLinus Torvalds 2073fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 20741da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 20751da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 20761da177e4SLinus Torvalds 20771da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 20781da177e4SLinus Torvalds qd.unmapped = 1; 20791da177e4SLinus Torvalds else 20801da177e4SLinus Torvalds qd.unmapped = 0; 20811da177e4SLinus Torvalds 20821da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 20831da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 20841da177e4SLinus Torvalds 20851da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 20861da177e4SLinus Torvalds return -EFAULT; 20871da177e4SLinus Torvalds return 0; 20881da177e4SLinus Torvalds } 20891da177e4SLinus Torvalds 20901da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 20911da177e4SLinus Torvalds { 20921da177e4SLinus Torvalds struct aac_delete_disk dd; 20931da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 20941da177e4SLinus Torvalds 20951da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 209665101355SMark Haverkamp if (!fsa_dev_ptr) 209765101355SMark Haverkamp return -EBUSY; 20981da177e4SLinus Torvalds 20991da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 21001da177e4SLinus Torvalds return -EFAULT; 21011da177e4SLinus Torvalds 21021da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 21031da177e4SLinus Torvalds return -EINVAL; 21041da177e4SLinus Torvalds /* 21051da177e4SLinus Torvalds * Mark this container as being deleted. 21061da177e4SLinus Torvalds */ 21071da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 21081da177e4SLinus Torvalds /* 21091da177e4SLinus Torvalds * Mark the container as no longer valid 21101da177e4SLinus Torvalds */ 21111da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 21121da177e4SLinus Torvalds return 0; 21131da177e4SLinus Torvalds } 21141da177e4SLinus Torvalds 21151da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 21161da177e4SLinus Torvalds { 21171da177e4SLinus Torvalds struct aac_delete_disk dd; 21181da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 21191da177e4SLinus Torvalds 21201da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 212190ee3466SMark Haverkamp if (!fsa_dev_ptr) 212265101355SMark Haverkamp return -EBUSY; 21231da177e4SLinus Torvalds 21241da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 21251da177e4SLinus Torvalds return -EFAULT; 21261da177e4SLinus Torvalds 21271da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 21281da177e4SLinus Torvalds return -EINVAL; 21291da177e4SLinus Torvalds /* 21301da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 21311da177e4SLinus Torvalds */ 21321da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 21331da177e4SLinus Torvalds return -EBUSY; 21341da177e4SLinus Torvalds else { 21351da177e4SLinus Torvalds /* 21361da177e4SLinus Torvalds * Mark the container as no longer being valid. 21371da177e4SLinus Torvalds */ 21381da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 21391da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 21401da177e4SLinus Torvalds return 0; 21411da177e4SLinus Torvalds } 21421da177e4SLinus Torvalds } 21431da177e4SLinus Torvalds 21441da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 21451da177e4SLinus Torvalds { 21461da177e4SLinus Torvalds switch (cmd) { 21471da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 21481da177e4SLinus Torvalds return query_disk(dev, arg); 21491da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 21501da177e4SLinus Torvalds return delete_disk(dev, arg); 21511da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 21521da177e4SLinus Torvalds return force_delete_disk(dev, arg); 21531da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 21541da177e4SLinus Torvalds return aac_get_containers(dev); 21551da177e4SLinus Torvalds default: 21561da177e4SLinus Torvalds return -ENOTTY; 21571da177e4SLinus Torvalds } 21581da177e4SLinus Torvalds } 21591da177e4SLinus Torvalds 21601da177e4SLinus Torvalds /** 21611da177e4SLinus Torvalds * 21621da177e4SLinus Torvalds * aac_srb_callback 21631da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 21641da177e4SLinus Torvalds * @fibptr: pointer to the fib 21651da177e4SLinus Torvalds * 21661da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 21671da177e4SLinus Torvalds * 21681da177e4SLinus Torvalds */ 21691da177e4SLinus Torvalds 21701da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 21711da177e4SLinus Torvalds { 21721da177e4SLinus Torvalds struct aac_dev *dev; 21731da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 21741da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 21751da177e4SLinus Torvalds 21761da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 217703d44337SMark Haverkamp 217803d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 217903d44337SMark Haverkamp return; 218003d44337SMark Haverkamp 2181125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 21821da177e4SLinus Torvalds 21831a655040SSalyzyn, Mark dev = fibptr->dev; 21841a655040SSalyzyn, Mark 21851da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 21861da177e4SLinus Torvalds 21871da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 21881da177e4SLinus Torvalds /* 21891da177e4SLinus Torvalds * Calculate resid for sg 21901da177e4SLinus Torvalds */ 21911da177e4SLinus Torvalds 2192727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2193727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 21941da177e4SLinus Torvalds 2195727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 21961da177e4SLinus Torvalds 21971da177e4SLinus Torvalds /* 21981da177e4SLinus Torvalds * First check the fib status 21991da177e4SLinus Torvalds */ 22001da177e4SLinus Torvalds 22011da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 22021da177e4SLinus Torvalds int len; 22031da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 22041da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 22051da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 22061da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 22071da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 22081da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 22091da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 22101da177e4SLinus Torvalds } 22111da177e4SLinus Torvalds 22121da177e4SLinus Torvalds /* 22131da177e4SLinus Torvalds * Next check the srb status 22141da177e4SLinus Torvalds */ 22151da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 22161da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 22171da177e4SLinus Torvalds case SRB_STATUS_PENDING: 22181da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 22191da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22201da177e4SLinus Torvalds break; 22211da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 22221da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 22231da177e4SLinus Torvalds case READ_6: 22241da177e4SLinus Torvalds case WRITE_6: 22251da177e4SLinus Torvalds case READ_10: 22261da177e4SLinus Torvalds case WRITE_10: 22271da177e4SLinus Torvalds case READ_12: 22281da177e4SLinus Torvalds case WRITE_12: 22297a8cf29dSMark Haverkamp case READ_16: 22307a8cf29dSMark Haverkamp case WRITE_16: 22311da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 22321da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 22331da177e4SLinus Torvalds } else { 22341da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 22351da177e4SLinus Torvalds } 22361da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 22371da177e4SLinus Torvalds break; 22381da177e4SLinus Torvalds case INQUIRY: { 22391da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22401da177e4SLinus Torvalds break; 22411da177e4SLinus Torvalds } 22421da177e4SLinus Torvalds default: 22431da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 22441da177e4SLinus Torvalds break; 22451da177e4SLinus Torvalds } 22461da177e4SLinus Torvalds break; 22471da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 22481da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 22491da177e4SLinus Torvalds break; 22501da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 22511da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 22521da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 22531da177e4SLinus Torvalds break; 22541da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 22551da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 22561da177e4SLinus Torvalds break; 22571da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 22581da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 22591da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 22601da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 22611da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 22621da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 22631da177e4SLinus Torvalds break; 22641da177e4SLinus Torvalds 22651da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 22661da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 22671da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 22681da177e4SLinus Torvalds break; 22691da177e4SLinus Torvalds 22701da177e4SLinus Torvalds case SRB_STATUS_BUSY: 2271760af100SSalyzyn, Mark scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 22721da177e4SLinus Torvalds break; 22731da177e4SLinus Torvalds 22741da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 22751da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 22761da177e4SLinus Torvalds break; 22771da177e4SLinus Torvalds 22781da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 22791da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 22801da177e4SLinus Torvalds break; 22811da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 22821da177e4SLinus Torvalds case SRB_STATUS_ERROR: 22831da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 22841da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 22851da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 22861da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 22871da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 22881da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 22891da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 22901da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 22911da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 22921da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 22931da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 22941da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 22951da177e4SLinus Torvalds default: 22961da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 22971da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 22981da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 22991da177e4SLinus Torvalds aac_get_status_string( 23001da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 23011da177e4SLinus Torvalds scsicmd->cmnd[0], 23021da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 23031da177e4SLinus Torvalds #endif 23041da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 23051da177e4SLinus Torvalds break; 23061da177e4SLinus Torvalds } 23071da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 23081da177e4SLinus Torvalds int len; 23091da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 23101da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 23111da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 23121da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 23131da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 23141da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 23157a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 23167a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 23171da177e4SLinus Torvalds #endif 23181da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 23191da177e4SLinus Torvalds 23201da177e4SLinus Torvalds } 23211da177e4SLinus Torvalds /* 23221da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 23231da177e4SLinus Torvalds */ 23241da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 23251da177e4SLinus Torvalds 2326bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2327bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 23288e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 23291da177e4SLinus Torvalds } 23301da177e4SLinus Torvalds 23311da177e4SLinus Torvalds /** 23321da177e4SLinus Torvalds * 23331da177e4SLinus Torvalds * aac_send_scb_fib 23341da177e4SLinus Torvalds * @scsicmd: the scsi command block 23351da177e4SLinus Torvalds * 23361da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 23371da177e4SLinus Torvalds * scsicmd passed in. 23381da177e4SLinus Torvalds */ 23391da177e4SLinus Torvalds 23401da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 23411da177e4SLinus Torvalds { 23421da177e4SLinus Torvalds struct fib* cmd_fibcontext; 23431da177e4SLinus Torvalds struct aac_dev* dev; 23441da177e4SLinus Torvalds int status; 23451da177e4SLinus Torvalds 234684971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2347e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 234884971738SMark Haverkamp scsicmd->device->lun > 7) { 23491da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 23501da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 23511da177e4SLinus Torvalds return 0; 23521da177e4SLinus Torvalds } 23531da177e4SLinus Torvalds 23541da177e4SLinus Torvalds /* 23551da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 23561da177e4SLinus Torvalds */ 2357bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 23581da177e4SLinus Torvalds return -1; 23591da177e4SLinus Torvalds } 2360e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 23611da177e4SLinus Torvalds 23621da177e4SLinus Torvalds /* 23631da177e4SLinus Torvalds * Check that the command queued to the controller 23641da177e4SLinus Torvalds */ 23651da177e4SLinus Torvalds if (status == -EINPROGRESS) { 236677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 23671da177e4SLinus Torvalds return 0; 23681da177e4SLinus Torvalds } 23691da177e4SLinus Torvalds 2370bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2371bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2372bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 23731da177e4SLinus Torvalds 23741da177e4SLinus Torvalds return -1; 23751da177e4SLinus Torvalds } 23761da177e4SLinus Torvalds 23771da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 23781da177e4SLinus Torvalds { 23791da177e4SLinus Torvalds struct aac_dev *dev; 23801da177e4SLinus Torvalds unsigned long byte_count = 0; 2381727eead6SFUJITA Tomonori int nseg; 23821da177e4SLinus Torvalds 23831da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 23841da177e4SLinus Torvalds // Get rid of old data 23851da177e4SLinus Torvalds psg->count = 0; 23861da177e4SLinus Torvalds psg->sg[0].addr = 0; 23871da177e4SLinus Torvalds psg->sg[0].count = 0; 2388727eead6SFUJITA Tomonori 2389727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2390727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2391727eead6SFUJITA Tomonori if (nseg) { 23921da177e4SLinus Torvalds struct scatterlist *sg; 23931da177e4SLinus Torvalds int i; 23941da177e4SLinus Torvalds 2395727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 23961da177e4SLinus Torvalds 2397727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 23981da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 23991da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 24001da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 24011da177e4SLinus Torvalds } 24021da177e4SLinus Torvalds /* hba wants the size to be exact */ 2403727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 240456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2405727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 240656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2407727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 24081da177e4SLinus Torvalds } 24091da177e4SLinus Torvalds /* Check for command underflow */ 24101da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24111da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24121da177e4SLinus Torvalds byte_count, scsicmd->underflow); 24131da177e4SLinus Torvalds } 24141da177e4SLinus Torvalds } 24151da177e4SLinus Torvalds return byte_count; 24161da177e4SLinus Torvalds } 24171da177e4SLinus Torvalds 24181da177e4SLinus Torvalds 24191da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 24201da177e4SLinus Torvalds { 24211da177e4SLinus Torvalds struct aac_dev *dev; 24221da177e4SLinus Torvalds unsigned long byte_count = 0; 242356b58712SMark Haverkamp u64 addr; 2424727eead6SFUJITA Tomonori int nseg; 24251da177e4SLinus Torvalds 24261da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 24271da177e4SLinus Torvalds // Get rid of old data 24281da177e4SLinus Torvalds psg->count = 0; 24291da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 24301da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 24311da177e4SLinus Torvalds psg->sg[0].count = 0; 2432727eead6SFUJITA Tomonori 2433727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2434727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2435727eead6SFUJITA Tomonori if (nseg) { 24361da177e4SLinus Torvalds struct scatterlist *sg; 24371da177e4SLinus Torvalds int i; 24381da177e4SLinus Torvalds 2439727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 24401241f359SMark Haverkamp int count = sg_dma_len(sg); 244156b58712SMark Haverkamp addr = sg_dma_address(sg); 244256b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 244356b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 24441241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24451241f359SMark Haverkamp byte_count += count; 24461da177e4SLinus Torvalds } 2447727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 24481da177e4SLinus Torvalds /* hba wants the size to be exact */ 2449727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 245056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2451727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 245256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2453727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 24541da177e4SLinus Torvalds } 24551da177e4SLinus Torvalds /* Check for command underflow */ 24561da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 24571da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 24581da177e4SLinus Torvalds byte_count, scsicmd->underflow); 24591da177e4SLinus Torvalds } 24601da177e4SLinus Torvalds } 24611da177e4SLinus Torvalds return byte_count; 24621da177e4SLinus Torvalds } 24631da177e4SLinus Torvalds 24640e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 24650e68c003SMark Haverkamp { 24660e68c003SMark Haverkamp unsigned long byte_count = 0; 2467727eead6SFUJITA Tomonori int nseg; 24680e68c003SMark Haverkamp 24690e68c003SMark Haverkamp // Get rid of old data 24700e68c003SMark Haverkamp psg->count = 0; 24710e68c003SMark Haverkamp psg->sg[0].next = 0; 24720e68c003SMark Haverkamp psg->sg[0].prev = 0; 24730e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 24740e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 24750e68c003SMark Haverkamp psg->sg[0].count = 0; 24760e68c003SMark Haverkamp psg->sg[0].flags = 0; 2477727eead6SFUJITA Tomonori 2478727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2479727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2480727eead6SFUJITA Tomonori if (nseg) { 24810e68c003SMark Haverkamp struct scatterlist *sg; 24820e68c003SMark Haverkamp int i; 24830e68c003SMark Haverkamp 2484727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 24850e68c003SMark Haverkamp int count = sg_dma_len(sg); 24860e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 24870e68c003SMark Haverkamp psg->sg[i].next = 0; 24880e68c003SMark Haverkamp psg->sg[i].prev = 0; 24890e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 24900e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 24910e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 24920e68c003SMark Haverkamp psg->sg[i].flags = 0; 24930e68c003SMark Haverkamp byte_count += count; 24940e68c003SMark Haverkamp } 2495727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 24960e68c003SMark Haverkamp /* hba wants the size to be exact */ 2497727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 24980e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2499727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 25000e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2501727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 25020e68c003SMark Haverkamp } 25030e68c003SMark Haverkamp /* Check for command underflow */ 25040e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 25050e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 25060e68c003SMark Haverkamp byte_count, scsicmd->underflow); 25070e68c003SMark Haverkamp } 25080e68c003SMark Haverkamp } 25090e68c003SMark Haverkamp return byte_count; 25100e68c003SMark Haverkamp } 25110e68c003SMark Haverkamp 25121da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25131da177e4SLinus Torvalds 25141da177e4SLinus Torvalds struct aac_srb_status_info { 25151da177e4SLinus Torvalds u32 status; 25161da177e4SLinus Torvalds char *str; 25171da177e4SLinus Torvalds }; 25181da177e4SLinus Torvalds 25191da177e4SLinus Torvalds 25201da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 25211da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 25221da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 25231da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 25241da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 25251da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 25261da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 25271da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 25281da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 25291da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 25301da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 25311da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 25321da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 25331da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 25341da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 25351da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 25361da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 25371da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 25381da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 25391da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 25401da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 25411da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 25421da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 25431da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 25441da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 25451da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 25461da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 25471da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 25481da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 25491da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 25501da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 25511da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 25521da177e4SLinus Torvalds { 0xff, "Unknown Error"} 25531da177e4SLinus Torvalds }; 25541da177e4SLinus Torvalds 25551da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 25561da177e4SLinus Torvalds { 25571da177e4SLinus Torvalds int i; 25581da177e4SLinus Torvalds 25596391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 25606391a113STobias Klauser if (srb_status_info[i].status == status) 25611da177e4SLinus Torvalds return srb_status_info[i].str; 25621da177e4SLinus Torvalds 25631da177e4SLinus Torvalds return "Bad Status Code"; 25641da177e4SLinus Torvalds } 25651da177e4SLinus Torvalds 25661da177e4SLinus Torvalds #endif 2567