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; 14795e852e1SSalyzyn, Mark static int aac_cache = 0; 1481da177e4SLinus Torvalds static int dacmode = -1; 1491da177e4SLinus Torvalds 1501208bab5SSalyzyn, Mark int aac_commit = -1; 151404d9a90SMark Haverkamp int startup_timeout = 180; 152404d9a90SMark Haverkamp int aif_timeout = 120; 1531da177e4SLinus Torvalds 1549a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 1551da177e4SLinus Torvalds MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); 15695e852e1SSalyzyn, Mark module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); 15795e852e1SSalyzyn, Mark MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n\tbit 0 - Disable FUA in WRITE SCSI commands\n\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n\tbit 2 - Disable only if Battery not protecting Cache"); 1589a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 1591da177e4SLinus Torvalds MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); 1601208bab5SSalyzyn, Mark module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); 1611da177e4SLinus 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"); 162404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 163404d9a90SMark 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."); 164404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 165404d9a90SMark 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."); 1661da177e4SLinus Torvalds 1677c00ffa3SMark Haverkamp int numacb = -1; 1687c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1699a72f976SMark 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."); 1707c00ffa3SMark Haverkamp 1717c00ffa3SMark Haverkamp int acbsize = -1; 1727c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1739a72f976SMark 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."); 174653ba58dSMark Haverkamp 17529c97684SSalyzyn, Mark int update_interval = 30 * 60; 17629c97684SSalyzyn, Mark module_param(update_interval, int, S_IRUGO|S_IWUSR); 17729c97684SSalyzyn, Mark MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync updates issued to adapter."); 17829c97684SSalyzyn, Mark 17929c97684SSalyzyn, Mark int check_interval = 24 * 60 * 60; 18029c97684SSalyzyn, Mark module_param(check_interval, int, S_IRUGO|S_IWUSR); 18129c97684SSalyzyn, Mark MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health checks."); 18229c97684SSalyzyn, Mark 18387f3bda3SAndrew Morton int aac_check_reset = 1; 18487f3bda3SAndrew Morton module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); 185f858317dSSalyzyn, Mark MODULE_PARM_DESC(aac_check_reset, "If adapter fails health check, reset the adapter. a value of -1 forces the reset to adapters programmed to ignore it."); 18629c97684SSalyzyn, Mark 187e37ee4beSMark Haverkamp int expose_physicals = -1; 188653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 189e37ee4beSMark Haverkamp MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. -1=protect 0=off, 1=on"); 19003d44337SMark Haverkamp 1911208bab5SSalyzyn, Mark int aac_reset_devices = 0; 1921208bab5SSalyzyn, Mark module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); 1931208bab5SSalyzyn, Mark MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); 19403d44337SMark Haverkamp 19503d44337SMark Haverkamp static inline int aac_valid_context(struct scsi_cmnd *scsicmd, 19603d44337SMark Haverkamp struct fib *fibptr) { 19703d44337SMark Haverkamp struct scsi_device *device; 19803d44337SMark Haverkamp 19903d44337SMark Haverkamp if (unlikely(!scsicmd || !scsicmd->scsi_done )) { 200c835e372SSalyzyn, Mark dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); 20103d44337SMark Haverkamp aac_fib_complete(fibptr); 20203d44337SMark Haverkamp aac_fib_free(fibptr); 20303d44337SMark Haverkamp return 0; 20403d44337SMark Haverkamp } 20503d44337SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 20603d44337SMark Haverkamp device = scsicmd->device; 20703d44337SMark Haverkamp if (unlikely(!device || !scsi_device_online(device))) { 20803d44337SMark Haverkamp dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); 20903d44337SMark Haverkamp aac_fib_complete(fibptr); 21003d44337SMark Haverkamp aac_fib_free(fibptr); 21103d44337SMark Haverkamp return 0; 21203d44337SMark Haverkamp } 21303d44337SMark Haverkamp return 1; 21403d44337SMark Haverkamp } 21503d44337SMark Haverkamp 2161da177e4SLinus Torvalds /** 2171da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 2181da177e4SLinus Torvalds * @common: adapter to query 2191da177e4SLinus Torvalds * 2201da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 2211da177e4SLinus Torvalds */ 2228c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 2231da177e4SLinus Torvalds { 2241da177e4SLinus Torvalds int status = 0; 2251da177e4SLinus Torvalds struct fib * fibptr; 2261da177e4SLinus Torvalds 227bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2281da177e4SLinus Torvalds return -ENOMEM; 2291da177e4SLinus Torvalds 230bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2311da177e4SLinus Torvalds { 2321da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 2331da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 2341da177e4SLinus Torvalds 2351da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2361da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 2371da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 2381da177e4SLinus Torvalds } 2391da177e4SLinus Torvalds 240bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2411da177e4SLinus Torvalds fibptr, 2421da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2431da177e4SLinus Torvalds FsaNormal, 2441da177e4SLinus Torvalds 1, 1, 2451da177e4SLinus Torvalds NULL, NULL); 2461da177e4SLinus Torvalds if (status < 0 ) { 2471da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2481da177e4SLinus Torvalds } else { 2491da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2501da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2511da177e4SLinus Torvalds dprintk((KERN_WARNING 2521da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2531da177e4SLinus Torvalds le32_to_cpu(reply->response), 2541da177e4SLinus Torvalds le32_to_cpu(reply->status), 2551da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2561da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2571da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2581da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2591da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2601da177e4SLinus Torvalds status = -EINVAL; 2611da177e4SLinus Torvalds } 2621da177e4SLinus Torvalds } 263bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2641da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2651da177e4SLinus Torvalds if (status >= 0) { 2661208bab5SSalyzyn, Mark if ((aac_commit == 1) || commit_flag) { 2671da177e4SLinus Torvalds struct aac_commit_config * dinfo; 268bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2691da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2701da177e4SLinus Torvalds 2711da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2721da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2731da177e4SLinus Torvalds 274bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2751da177e4SLinus Torvalds fibptr, 2761da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2771da177e4SLinus Torvalds FsaNormal, 2781da177e4SLinus Torvalds 1, 1, 2791da177e4SLinus Torvalds NULL, NULL); 280bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2811208bab5SSalyzyn, Mark } else if (aac_commit == 0) { 2821da177e4SLinus Torvalds printk(KERN_WARNING 2831da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2841da177e4SLinus Torvalds } 2851da177e4SLinus Torvalds } 286bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2871da177e4SLinus Torvalds return status; 2881da177e4SLinus Torvalds } 2891da177e4SLinus Torvalds 2901da177e4SLinus Torvalds /** 2911da177e4SLinus Torvalds * aac_get_containers - list containers 2921da177e4SLinus Torvalds * @common: adapter to probe 2931da177e4SLinus Torvalds * 2941da177e4SLinus Torvalds * Make a list of all containers on this controller 2951da177e4SLinus Torvalds */ 2961da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2971da177e4SLinus Torvalds { 2981da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2991da177e4SLinus Torvalds u32 index; 3001da177e4SLinus Torvalds int status = 0; 3011da177e4SLinus Torvalds struct fib * fibptr; 3021da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 3031da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 3041da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3051da177e4SLinus Torvalds 306bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 3071da177e4SLinus Torvalds return -ENOMEM; 3081da177e4SLinus Torvalds 309bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3101da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 3111da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 3121da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 3131da177e4SLinus Torvalds 314bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3151da177e4SLinus Torvalds fibptr, 3161da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 3171da177e4SLinus Torvalds FsaNormal, 3181da177e4SLinus Torvalds 1, 1, 3191da177e4SLinus Torvalds NULL, NULL); 3201da177e4SLinus Torvalds if (status >= 0) { 3211da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 3221da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 323bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3241da177e4SLinus Torvalds } 325fe76df42SMark Haverkamp aac_fib_free(fibptr); 3261da177e4SLinus Torvalds 3271da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 3281da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 3291a655040SSalyzyn, Mark fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, 330fe76df42SMark Haverkamp GFP_KERNEL); 331fe76df42SMark Haverkamp if (!fsa_dev_ptr) 3321da177e4SLinus Torvalds return -ENOMEM; 3331da177e4SLinus Torvalds 3341da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3351da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3361da177e4SLinus Torvalds 337fe76df42SMark Haverkamp for (index = 0; index < dev->maximum_num_containers; ) { 3381da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3391da177e4SLinus Torvalds 340fe76df42SMark Haverkamp status = aac_probe_container(dev, index); 3411da177e4SLinus Torvalds 3421da177e4SLinus Torvalds if (status < 0) { 3431da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3441da177e4SLinus Torvalds break; 3451da177e4SLinus Torvalds } 3461da177e4SLinus Torvalds 3471da177e4SLinus Torvalds /* 3481da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3491da177e4SLinus Torvalds */ 350fe76df42SMark Haverkamp if (++index >= status) 3511da177e4SLinus Torvalds break; 3521da177e4SLinus Torvalds } 3531da177e4SLinus Torvalds return status; 3541da177e4SLinus Torvalds } 3551da177e4SLinus Torvalds 3563b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3573b2946ccSMark Haverkamp { 3583b2946ccSMark Haverkamp void *buf; 359cab537d6SJames Bottomley int transfer_len; 360727eead6SFUJITA Tomonori struct scatterlist *sg = scsi_sglist(scsicmd); 3613b2946ccSMark Haverkamp 36245711f1aSJens Axboe buf = kmap_atomic(sg_page(sg), KM_IRQ0) + sg->offset; 3633b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 364727eead6SFUJITA Tomonori 36520235f35SSalyzyn, Mark transfer_len -= offset; 366cab537d6SJames Bottomley if (buf && transfer_len > 0) 36720235f35SSalyzyn, Mark memcpy(buf + offset, data, transfer_len); 3683b2946ccSMark Haverkamp 3693b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3703b2946ccSMark Haverkamp 3713b2946ccSMark Haverkamp } 3723b2946ccSMark Haverkamp 3731da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3741da177e4SLinus Torvalds { 3751da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3761da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3771da177e4SLinus Torvalds 3781da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3791da177e4SLinus Torvalds 38003d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 38103d44337SMark Haverkamp return; 38203d44337SMark Haverkamp 3831da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 384125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 3851da177e4SLinus Torvalds 3861da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3871da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3881da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3891da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3901da177e4SLinus Torvalds char *sp = get_name_reply->data; 3911da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 3921da177e4SLinus Torvalds while (*sp == ' ') 3931da177e4SLinus Torvalds ++sp; 3943b2946ccSMark Haverkamp if (*sp) { 3953b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 3963b2946ccSMark Haverkamp int count = sizeof(d); 3973b2946ccSMark Haverkamp char *dp = d; 3983b2946ccSMark Haverkamp do { 3991da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4001da177e4SLinus Torvalds } while (--count > 0); 4013b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4023b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4031da177e4SLinus Torvalds } 4043b2946ccSMark Haverkamp } 4053b2946ccSMark Haverkamp 4061da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4071da177e4SLinus Torvalds 408bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 409bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4108e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4111da177e4SLinus Torvalds } 4121da177e4SLinus Torvalds 4131da177e4SLinus Torvalds /** 4141da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4151da177e4SLinus Torvalds */ 4169e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4171da177e4SLinus Torvalds { 4181da177e4SLinus Torvalds int status; 4191da177e4SLinus Torvalds struct aac_get_name *dinfo; 4201da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4211da177e4SLinus Torvalds struct aac_dev * dev; 4221da177e4SLinus Torvalds 4231da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4241da177e4SLinus Torvalds 425bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4261da177e4SLinus Torvalds return -ENOMEM; 4271da177e4SLinus Torvalds 428bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4291da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4301da177e4SLinus Torvalds 4311da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4321da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4339e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4341da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4351da177e4SLinus Torvalds 436bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4371da177e4SLinus Torvalds cmd_fibcontext, 4381da177e4SLinus Torvalds sizeof (struct aac_get_name), 4391da177e4SLinus Torvalds FsaNormal, 4401da177e4SLinus Torvalds 0, 1, 4411da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4421da177e4SLinus Torvalds (void *) scsicmd); 4431da177e4SLinus Torvalds 4441da177e4SLinus Torvalds /* 4451da177e4SLinus Torvalds * Check that the command queued to the controller 4461da177e4SLinus Torvalds */ 44777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 44877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4491da177e4SLinus Torvalds return 0; 45077d644d4SMark Haverkamp } 4511da177e4SLinus Torvalds 452bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 453bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 454bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4551da177e4SLinus Torvalds return -1; 4561da177e4SLinus Torvalds } 4571da177e4SLinus Torvalds 458fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 459fe76df42SMark Haverkamp { 460fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 461fe76df42SMark Haverkamp 4621a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 463fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 464fe76df42SMark Haverkamp 465fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 466fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 467fe76df42SMark Haverkamp return 0; 468fe76df42SMark Haverkamp } 469fe76df42SMark Haverkamp 4701a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 471fe76df42SMark Haverkamp { 47203d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 473fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 47403d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 47503d44337SMark Haverkamp 47603d44337SMark Haverkamp 4771a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 4781a655040SSalyzyn, Mark return; 479fe76df42SMark Haverkamp 480fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 4811a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 482fe76df42SMark Haverkamp if (fsa_dev_ptr) { 483fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 484fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 485fe76df42SMark Haverkamp 486fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 487fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 488fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 489fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 490fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 491fe76df42SMark Haverkamp fsa_dev_ptr->size 492fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 493fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 494fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 495fe76df42SMark Haverkamp } 496fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 497fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 498fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 499fe76df42SMark Haverkamp } 500fe76df42SMark Haverkamp aac_fib_complete(fibptr); 501fe76df42SMark Haverkamp aac_fib_free(fibptr); 502fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 503fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 5041a655040SSalyzyn, Mark (*callback)(scsicmd); 5051a655040SSalyzyn, Mark return; 506fe76df42SMark Haverkamp } 507fe76df42SMark Haverkamp 5081a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 509fe76df42SMark Haverkamp { 510fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 511fe76df42SMark Haverkamp struct aac_mount * dresp; 512fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 513fe76df42SMark Haverkamp int status; 514fe76df42SMark Haverkamp 515fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 516fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 517fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5181a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 5191a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 5201a655040SSalyzyn, Mark return; 5211a655040SSalyzyn, Mark } 522fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 523fe76df42SMark Haverkamp 52403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 5251a655040SSalyzyn, Mark return; 52603d44337SMark Haverkamp 527fe76df42SMark Haverkamp aac_fib_init(fibptr); 528fe76df42SMark Haverkamp 529fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 530fe76df42SMark Haverkamp 531fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 532fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 533fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 534fe76df42SMark Haverkamp 535fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 536fe76df42SMark Haverkamp fibptr, 537fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 538fe76df42SMark Haverkamp FsaNormal, 539fe76df42SMark Haverkamp 0, 1, 5401a655040SSalyzyn, Mark _aac_probe_container2, 541fe76df42SMark Haverkamp (void *) scsicmd); 542fe76df42SMark Haverkamp /* 543fe76df42SMark Haverkamp * Check that the command queued to the controller 544fe76df42SMark Haverkamp */ 5451a655040SSalyzyn, Mark if (status == -EINPROGRESS) 546fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5471a655040SSalyzyn, Mark else if (status < 0) { 548fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 549fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 5501a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 551fe76df42SMark Haverkamp } 552fe76df42SMark Haverkamp } 553fe76df42SMark Haverkamp 554fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 555fe76df42SMark Haverkamp { 556fe76df42SMark Haverkamp struct fib * fibptr; 557fe76df42SMark Haverkamp int status = -ENOMEM; 558fe76df42SMark Haverkamp 559fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 560fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 561fe76df42SMark Haverkamp 562fe76df42SMark Haverkamp aac_fib_init(fibptr); 563fe76df42SMark Haverkamp 564fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 565fe76df42SMark Haverkamp 566fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 567fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 568fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 569fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 570fe76df42SMark Haverkamp 571fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 572fe76df42SMark Haverkamp fibptr, 573fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 574fe76df42SMark Haverkamp FsaNormal, 575fe76df42SMark Haverkamp 0, 1, 5761a655040SSalyzyn, Mark _aac_probe_container1, 577fe76df42SMark Haverkamp (void *) scsicmd); 578fe76df42SMark Haverkamp /* 579fe76df42SMark Haverkamp * Check that the command queued to the controller 580fe76df42SMark Haverkamp */ 581fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 582fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 583fe76df42SMark Haverkamp return 0; 584fe76df42SMark Haverkamp } 585fe76df42SMark Haverkamp if (status < 0) { 586fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 587fe76df42SMark Haverkamp aac_fib_complete(fibptr); 588fe76df42SMark Haverkamp aac_fib_free(fibptr); 589fe76df42SMark Haverkamp } 590fe76df42SMark Haverkamp } 591fe76df42SMark Haverkamp if (status < 0) { 592fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 593fe76df42SMark Haverkamp if (fsa_dev_ptr) { 594fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 595fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 596fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 597fe76df42SMark Haverkamp return (*callback)(scsicmd); 598fe76df42SMark Haverkamp } 599fe76df42SMark Haverkamp } 600fe76df42SMark Haverkamp } 601fe76df42SMark Haverkamp return status; 602fe76df42SMark Haverkamp } 603fe76df42SMark Haverkamp 6041da177e4SLinus Torvalds /** 605bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 6061da177e4SLinus Torvalds * @dev: device to query 6071da177e4SLinus Torvalds * @cid: container identifier 6081da177e4SLinus Torvalds * 6091da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6101da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6111da177e4SLinus Torvalds */ 612fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 613fe76df42SMark Haverkamp { 614fe76df42SMark Haverkamp scsicmd->device = NULL; 615fe76df42SMark Haverkamp return 0; 616fe76df42SMark Haverkamp } 6171da177e4SLinus Torvalds 618bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6191da177e4SLinus Torvalds { 620fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 621fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6221da177e4SLinus Torvalds int status; 6231da177e4SLinus Torvalds 624fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 625fe76df42SMark Haverkamp kfree(scsicmd); 626fe76df42SMark Haverkamp kfree(scsidev); 62790ee3466SMark Haverkamp return -ENOMEM; 6281da177e4SLinus Torvalds } 629fe76df42SMark Haverkamp scsicmd->list.next = NULL; 6301a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 6311da177e4SLinus Torvalds 632fe76df42SMark Haverkamp scsicmd->device = scsidev; 633fe76df42SMark Haverkamp scsidev->sdev_state = 0; 634fe76df42SMark Haverkamp scsidev->id = cid; 635fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6361da177e4SLinus Torvalds 637fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 638fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 639fe76df42SMark Haverkamp schedule(); 640802ae2f0SSalyzyn, Mark kfree(scsidev); 641fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 642fe76df42SMark Haverkamp kfree(scsicmd); 6431da177e4SLinus Torvalds return status; 6441da177e4SLinus Torvalds } 6451da177e4SLinus Torvalds 6461da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6471da177e4SLinus Torvalds struct scsi_inq { 6481da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6491da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6501da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6511da177e4SLinus Torvalds }; 6521da177e4SLinus Torvalds 6531da177e4SLinus Torvalds /** 6541da177e4SLinus Torvalds * InqStrCopy - string merge 6551da177e4SLinus Torvalds * @a: string to copy from 6561da177e4SLinus Torvalds * @b: string to copy to 6571da177e4SLinus Torvalds * 6581da177e4SLinus Torvalds * Copy a String from one location to another 6591da177e4SLinus Torvalds * without copying \0 6601da177e4SLinus Torvalds */ 6611da177e4SLinus Torvalds 6621da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 6631da177e4SLinus Torvalds { 6641da177e4SLinus Torvalds 6651da177e4SLinus Torvalds while(*a != (char)0) 6661da177e4SLinus Torvalds *b++ = *a++; 6671da177e4SLinus Torvalds } 6681da177e4SLinus Torvalds 6691da177e4SLinus Torvalds static char *container_types[] = { 6701da177e4SLinus Torvalds "None", 6711da177e4SLinus Torvalds "Volume", 6721da177e4SLinus Torvalds "Mirror", 6731da177e4SLinus Torvalds "Stripe", 6741da177e4SLinus Torvalds "RAID5", 6751da177e4SLinus Torvalds "SSRW", 6761da177e4SLinus Torvalds "SSRO", 6771da177e4SLinus Torvalds "Morph", 6781da177e4SLinus Torvalds "Legacy", 6791da177e4SLinus Torvalds "RAID4", 6801da177e4SLinus Torvalds "RAID10", 6811da177e4SLinus Torvalds "RAID00", 6821da177e4SLinus Torvalds "V-MIRRORS", 6831da177e4SLinus Torvalds "PSEUDO R4", 6841da177e4SLinus Torvalds "RAID50", 68584971738SMark Haverkamp "RAID5D", 68684971738SMark Haverkamp "RAID5D0", 68784971738SMark Haverkamp "RAID1E", 68884971738SMark Haverkamp "RAID6", 68984971738SMark Haverkamp "RAID60", 6901da177e4SLinus Torvalds "Unknown" 6911da177e4SLinus Torvalds }; 6921da177e4SLinus Torvalds 69317eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 69417eaaceeSSalyzyn, Mark { 69517eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 69617eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 69717eaaceeSSalyzyn, Mark return container_types[tindex]; 69817eaaceeSSalyzyn, Mark } 6991da177e4SLinus Torvalds 7001da177e4SLinus Torvalds /* Function: setinqstr 7011da177e4SLinus Torvalds * 7021da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 7031da177e4SLinus Torvalds * 7041da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 7051da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 7061da177e4SLinus Torvalds * files instead of in OS dependant driver source. 7071da177e4SLinus Torvalds */ 7081da177e4SLinus Torvalds 709794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 7101da177e4SLinus Torvalds { 7111da177e4SLinus Torvalds struct scsi_inq *str; 7121da177e4SLinus Torvalds 7131da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 714794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 715794d0601SMark Haverkamp 716794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 717794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 718794d0601SMark Haverkamp int c = sizeof(str->vid); 719794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 720794d0601SMark Haverkamp ++cp; 721794d0601SMark Haverkamp c = *cp; 722794d0601SMark Haverkamp *cp = '\0'; 723794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 724794d0601SMark Haverkamp str->vid); 725794d0601SMark Haverkamp *cp = c; 726794d0601SMark Haverkamp while (*cp && *cp != ' ') 727794d0601SMark Haverkamp ++cp; 728794d0601SMark Haverkamp while (*cp == ' ') 729794d0601SMark Haverkamp ++cp; 730794d0601SMark Haverkamp /* last six chars reserved for vol type */ 731794d0601SMark Haverkamp c = 0; 732794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 733794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 734794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 735794d0601SMark Haverkamp } 736794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 737794d0601SMark Haverkamp if (c) 738794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 739794d0601SMark Haverkamp } else { 740794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7411da177e4SLinus Torvalds 7421da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 743794d0601SMark Haverkamp /* last six chars reserved for vol type */ 744794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 745794d0601SMark Haverkamp } 7461da177e4SLinus Torvalds 7476391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7481da177e4SLinus Torvalds char *findit = str->pid; 7491da177e4SLinus Torvalds 7501da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 7511da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 7521da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 7531da177e4SLinus Torvalds *(findit -= 4) = ' '; 754794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 755794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 7561da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 7571da177e4SLinus Torvalds } 7581da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 7591da177e4SLinus Torvalds } 7601da177e4SLinus Torvalds 76188e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 76288e2f98eSSalyzyn, Mark { 76388e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 76488e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 76588e2f98eSSalyzyn, Mark 76688e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 76788e2f98eSSalyzyn, Mark 76888e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 76988e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 77088e2f98eSSalyzyn, Mark return; 77188e2f98eSSalyzyn, Mark 77288e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 77388e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 77488e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 77588e2f98eSSalyzyn, Mark char sp[13]; 77688e2f98eSSalyzyn, Mark /* EVPD bit set */ 77788e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 77888e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 77988e2f98eSSalyzyn, Mark sp[2] = 0; 78088e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 78188e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 78288e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, sp, 0, sizeof(sp)); 78388e2f98eSSalyzyn, Mark } 78488e2f98eSSalyzyn, Mark 78588e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 78688e2f98eSSalyzyn, Mark 78788e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 78888e2f98eSSalyzyn, Mark aac_fib_free(fibptr); 78988e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 79088e2f98eSSalyzyn, Mark } 79188e2f98eSSalyzyn, Mark 79288e2f98eSSalyzyn, Mark /** 79388e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 79488e2f98eSSalyzyn, Mark */ 79588e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 79688e2f98eSSalyzyn, Mark { 79788e2f98eSSalyzyn, Mark int status; 79888e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 79988e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 80088e2f98eSSalyzyn, Mark struct aac_dev * dev; 80188e2f98eSSalyzyn, Mark 80288e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 80388e2f98eSSalyzyn, Mark 80488e2f98eSSalyzyn, Mark if (!(cmd_fibcontext = aac_fib_alloc(dev))) 80588e2f98eSSalyzyn, Mark return -ENOMEM; 80688e2f98eSSalyzyn, Mark 80788e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 80888e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 80988e2f98eSSalyzyn, Mark 81088e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 81188e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 81288e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 81388e2f98eSSalyzyn, Mark 81488e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 81588e2f98eSSalyzyn, Mark cmd_fibcontext, 81688e2f98eSSalyzyn, Mark sizeof (struct aac_get_serial), 81788e2f98eSSalyzyn, Mark FsaNormal, 81888e2f98eSSalyzyn, Mark 0, 1, 81988e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 82088e2f98eSSalyzyn, Mark (void *) scsicmd); 82188e2f98eSSalyzyn, Mark 82288e2f98eSSalyzyn, Mark /* 82388e2f98eSSalyzyn, Mark * Check that the command queued to the controller 82488e2f98eSSalyzyn, Mark */ 82588e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 82688e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 82788e2f98eSSalyzyn, Mark return 0; 82888e2f98eSSalyzyn, Mark } 82988e2f98eSSalyzyn, Mark 83088e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 83188e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 83288e2f98eSSalyzyn, Mark aac_fib_free(cmd_fibcontext); 83388e2f98eSSalyzyn, Mark return -1; 83488e2f98eSSalyzyn, Mark } 83588e2f98eSSalyzyn, Mark 83688e2f98eSSalyzyn, Mark /* Function: setinqserial 83788e2f98eSSalyzyn, Mark * 83888e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 83988e2f98eSSalyzyn, Mark * 84088e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 84188e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 84288e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 84388e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 84488e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 84588e2f98eSSalyzyn, Mark */ 84688e2f98eSSalyzyn, Mark 84788e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 84888e2f98eSSalyzyn, Mark { 84988e2f98eSSalyzyn, Mark /* 85088e2f98eSSalyzyn, Mark * This breaks array migration. 85188e2f98eSSalyzyn, Mark */ 85288e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 85388e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 85488e2f98eSSalyzyn, Mark } 85588e2f98eSSalyzyn, Mark 8564833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 8571da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 8581da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 8591da177e4SLinus Torvalds u32 residue) 8601da177e4SLinus Torvalds { 8611da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 8621da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 8631da177e4SLinus Torvalds 8641da177e4SLinus Torvalds if (incorrect_length) { 8651da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 8661da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 8671da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 8681da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 8691da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 8701da177e4SLinus Torvalds } else 8711da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 8721da177e4SLinus Torvalds 8731da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 8741da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 8751da177e4SLinus Torvalds else 8761da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 8771da177e4SLinus Torvalds 8781da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 8791da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 8801da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 8811da177e4SLinus Torvalds sense_buf[15] = 0; 8821da177e4SLinus Torvalds 8831da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 8841da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 8851da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 8861da177e4SLinus Torvalds 8871da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 8881da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 8891da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 8901da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 8911da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 8921da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 8931da177e4SLinus Torvalds } 8941da177e4SLinus Torvalds } 8951da177e4SLinus Torvalds 896e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 897e8f32de5SMark Haverkamp { 898e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 899e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 900e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 901e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 902e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 903e8f32de5SMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 904e8f32de5SMark Haverkamp HARDWARE_ERROR, 905e8f32de5SMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 906e8f32de5SMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 907e8f32de5SMark Haverkamp 0, 0); 908e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 909e8f32de5SMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(cmd->sense_buffer)) 910e8f32de5SMark Haverkamp ? sizeof(cmd->sense_buffer) 911e8f32de5SMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 912e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 913e8f32de5SMark Haverkamp return 1; 914e8f32de5SMark Haverkamp } 915e8f32de5SMark Haverkamp return 0; 916e8f32de5SMark Haverkamp } 917e8f32de5SMark Haverkamp 918e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 919e8f32de5SMark Haverkamp { 920e8f32de5SMark Haverkamp return 0; 921e8f32de5SMark Haverkamp } 922e8f32de5SMark Haverkamp 923e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 924e8f32de5SMark Haverkamp 925e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 926e8f32de5SMark Haverkamp { 927e8f32de5SMark Haverkamp u16 fibsize; 928e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 929e8f32de5SMark Haverkamp aac_fib_init(fib); 930e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 931e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 932e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 933e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 934e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 9359d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 936e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 937e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 938e8f32de5SMark Haverkamp 939e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 940e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 941e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 942e8f32de5SMark Haverkamp /* 943e8f32de5SMark Haverkamp * Now send the Fib to the adapter 944e8f32de5SMark Haverkamp */ 945e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 946e8f32de5SMark Haverkamp fib, 947e8f32de5SMark Haverkamp fibsize, 948e8f32de5SMark Haverkamp FsaNormal, 949e8f32de5SMark Haverkamp 0, 1, 950e8f32de5SMark Haverkamp (fib_callback) io_callback, 951e8f32de5SMark Haverkamp (void *) cmd); 952e8f32de5SMark Haverkamp } 953e8f32de5SMark Haverkamp 954e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 955e8f32de5SMark Haverkamp { 956e8f32de5SMark Haverkamp u16 fibsize; 957e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 958e8f32de5SMark Haverkamp aac_fib_init(fib); 959e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 960e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 961e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 962e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 963e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 964e8f32de5SMark Haverkamp readcmd->pad = 0; 965e8f32de5SMark Haverkamp readcmd->flags = 0; 966e8f32de5SMark Haverkamp 967e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 968e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 969e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 970e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 971e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 972e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 973e8f32de5SMark Haverkamp /* 974e8f32de5SMark Haverkamp * Now send the Fib to the adapter 975e8f32de5SMark Haverkamp */ 976e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 977e8f32de5SMark Haverkamp fib, 978e8f32de5SMark Haverkamp fibsize, 979e8f32de5SMark Haverkamp FsaNormal, 980e8f32de5SMark Haverkamp 0, 1, 981e8f32de5SMark Haverkamp (fib_callback) io_callback, 982e8f32de5SMark Haverkamp (void *) cmd); 983e8f32de5SMark Haverkamp } 984e8f32de5SMark Haverkamp 985e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 986e8f32de5SMark Haverkamp { 987e8f32de5SMark Haverkamp u16 fibsize; 988e8f32de5SMark Haverkamp struct aac_read *readcmd; 989e8f32de5SMark Haverkamp aac_fib_init(fib); 990e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 991e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 992f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 993e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 994e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 995e8f32de5SMark Haverkamp 996e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 997e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 998e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 999e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1000e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1001e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1002e8f32de5SMark Haverkamp /* 1003e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1004e8f32de5SMark Haverkamp */ 1005e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1006e8f32de5SMark Haverkamp fib, 1007e8f32de5SMark Haverkamp fibsize, 1008e8f32de5SMark Haverkamp FsaNormal, 1009e8f32de5SMark Haverkamp 0, 1, 1010e8f32de5SMark Haverkamp (fib_callback) io_callback, 1011e8f32de5SMark Haverkamp (void *) cmd); 1012e8f32de5SMark Haverkamp } 1013e8f32de5SMark Haverkamp 10149d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1015e8f32de5SMark Haverkamp { 1016e8f32de5SMark Haverkamp u16 fibsize; 1017e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 1018e8f32de5SMark Haverkamp aac_fib_init(fib); 1019e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1020e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1021e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1022e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 1023e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 102495e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 102595e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 10269d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 10279d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 1028e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1029e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 1030e8f32de5SMark Haverkamp 1031e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 1032e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1033e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1034e8f32de5SMark Haverkamp /* 1035e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1036e8f32de5SMark Haverkamp */ 1037e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 1038e8f32de5SMark Haverkamp fib, 1039e8f32de5SMark Haverkamp fibsize, 1040e8f32de5SMark Haverkamp FsaNormal, 1041e8f32de5SMark Haverkamp 0, 1, 1042e8f32de5SMark Haverkamp (fib_callback) io_callback, 1043e8f32de5SMark Haverkamp (void *) cmd); 1044e8f32de5SMark Haverkamp } 1045e8f32de5SMark Haverkamp 10469d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1047e8f32de5SMark Haverkamp { 1048e8f32de5SMark Haverkamp u16 fibsize; 1049e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 1050e8f32de5SMark Haverkamp aac_fib_init(fib); 1051e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1052e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1053e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1054e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1055e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1056e8f32de5SMark Haverkamp writecmd->pad = 0; 1057e8f32de5SMark Haverkamp writecmd->flags = 0; 1058e8f32de5SMark Haverkamp 1059e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 1060e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1061e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1062e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1063e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1064e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1065e8f32de5SMark Haverkamp /* 1066e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1067e8f32de5SMark Haverkamp */ 1068e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1069e8f32de5SMark Haverkamp fib, 1070e8f32de5SMark Haverkamp fibsize, 1071e8f32de5SMark Haverkamp FsaNormal, 1072e8f32de5SMark Haverkamp 0, 1, 1073e8f32de5SMark Haverkamp (fib_callback) io_callback, 1074e8f32de5SMark Haverkamp (void *) cmd); 1075e8f32de5SMark Haverkamp } 1076e8f32de5SMark Haverkamp 10779d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1078e8f32de5SMark Haverkamp { 1079e8f32de5SMark Haverkamp u16 fibsize; 1080e8f32de5SMark Haverkamp struct aac_write *writecmd; 1081e8f32de5SMark Haverkamp aac_fib_init(fib); 1082e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1083e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1084f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1085e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1086e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 1087e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1088e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1089e8f32de5SMark Haverkamp 1090e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 1091e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1092e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1093e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1094e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1095e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1096e8f32de5SMark Haverkamp /* 1097e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1098e8f32de5SMark Haverkamp */ 1099e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1100e8f32de5SMark Haverkamp fib, 1101e8f32de5SMark Haverkamp fibsize, 1102e8f32de5SMark Haverkamp FsaNormal, 1103e8f32de5SMark Haverkamp 0, 1, 1104e8f32de5SMark Haverkamp (fib_callback) io_callback, 1105e8f32de5SMark Haverkamp (void *) cmd); 1106e8f32de5SMark Haverkamp } 1107e8f32de5SMark Haverkamp 1108e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1109e8f32de5SMark Haverkamp { 1110e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1111e8f32de5SMark Haverkamp u32 flag; 1112e8f32de5SMark Haverkamp u32 timeout; 1113e8f32de5SMark Haverkamp 1114e8f32de5SMark Haverkamp aac_fib_init(fib); 1115e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1116e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1117e8f32de5SMark Haverkamp flag = SRB_DataOut; 1118e8f32de5SMark Haverkamp break; 1119e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1120e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1121e8f32de5SMark Haverkamp break; 1122e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1123e8f32de5SMark Haverkamp flag = SRB_DataIn; 1124e8f32de5SMark Haverkamp break; 1125e8f32de5SMark Haverkamp case DMA_NONE: 1126e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1127e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1128e8f32de5SMark Haverkamp break; 1129e8f32de5SMark Haverkamp } 1130e8f32de5SMark Haverkamp 1131e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1132e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1133e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1134e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1135e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1136e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1137e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1138e8f32de5SMark Haverkamp if (timeout == 0) 1139e8f32de5SMark Haverkamp timeout = 1; 1140e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1141e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1142e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1143e8f32de5SMark Haverkamp return srbcmd; 1144e8f32de5SMark Haverkamp } 1145e8f32de5SMark Haverkamp 1146e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1147e8f32de5SMark Haverkamp 1148e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1149e8f32de5SMark Haverkamp { 1150e8f32de5SMark Haverkamp u16 fibsize; 1151e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1152e8f32de5SMark Haverkamp 1153e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1154727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1155e8f32de5SMark Haverkamp 1156e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1157e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1158e8f32de5SMark Haverkamp /* 1159e8f32de5SMark Haverkamp * Build Scatter/Gather list 1160e8f32de5SMark Haverkamp */ 1161e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1162e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1163e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1164e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1165e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1166e8f32de5SMark Haverkamp 1167e8f32de5SMark Haverkamp /* 1168e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1169e8f32de5SMark Haverkamp */ 1170e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1171e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1172e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1173e8f32de5SMark Haverkamp (void *) cmd); 1174e8f32de5SMark Haverkamp } 1175e8f32de5SMark Haverkamp 1176e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1177e8f32de5SMark Haverkamp { 1178e8f32de5SMark Haverkamp u16 fibsize; 1179e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1180e8f32de5SMark Haverkamp 1181e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1182727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1183e8f32de5SMark Haverkamp 1184e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1185e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1186e8f32de5SMark Haverkamp /* 1187e8f32de5SMark Haverkamp * Build Scatter/Gather list 1188e8f32de5SMark Haverkamp */ 1189e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1190e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1191e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1192e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1193e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1194e8f32de5SMark Haverkamp 1195e8f32de5SMark Haverkamp /* 1196e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1197e8f32de5SMark Haverkamp */ 1198e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1199e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1200e8f32de5SMark Haverkamp } 1201e8f32de5SMark Haverkamp 120294cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 120394cf6ba1SSalyzyn, Mark { 120494cf6ba1SSalyzyn, Mark if ((sizeof(dma_addr_t) > 4) && 120594cf6ba1SSalyzyn, Mark (num_physpages > (0xFFFFFFFFULL >> PAGE_SHIFT)) && 120694cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 120794cf6ba1SSalyzyn, Mark return FAILED; 120894cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 120994cf6ba1SSalyzyn, Mark } 121094cf6ba1SSalyzyn, Mark 12111da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 12121da177e4SLinus Torvalds { 12131da177e4SLinus Torvalds struct fib* fibptr; 12141da177e4SLinus Torvalds int rcode; 12151da177e4SLinus Torvalds u32 tmp; 12167c00ffa3SMark Haverkamp struct aac_adapter_info *info; 121784971738SMark Haverkamp struct aac_bus_info *command; 121884971738SMark Haverkamp struct aac_bus_info_response *bus_info; 12197c00ffa3SMark Haverkamp 1220bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 12211da177e4SLinus Torvalds return -ENOMEM; 12221da177e4SLinus Torvalds 1223bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12241da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 12257c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 12261da177e4SLinus Torvalds 1227bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 12281da177e4SLinus Torvalds fibptr, 12297c00ffa3SMark Haverkamp sizeof(*info), 12301da177e4SLinus Torvalds FsaNormal, 12319203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 12321da177e4SLinus Torvalds NULL, 12331da177e4SLinus Torvalds NULL); 12341da177e4SLinus Torvalds 12357c00ffa3SMark Haverkamp if (rcode < 0) { 1236bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1237bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 12387c00ffa3SMark Haverkamp return rcode; 12397c00ffa3SMark Haverkamp } 12407c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 12417c00ffa3SMark Haverkamp 12427c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 124306a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 12447c00ffa3SMark Haverkamp 1245bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12467c00ffa3SMark Haverkamp 124706a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 12487c00ffa3SMark Haverkamp 124906a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 12507c00ffa3SMark Haverkamp 1251bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 12527c00ffa3SMark Haverkamp fibptr, 125306a43d17SSalyzyn, Mark sizeof(*sinfo), 12547c00ffa3SMark Haverkamp FsaNormal, 12557c00ffa3SMark Haverkamp 1, 1, 12567c00ffa3SMark Haverkamp NULL, 12577c00ffa3SMark Haverkamp NULL); 12587c00ffa3SMark Haverkamp 12597c00ffa3SMark Haverkamp if (rcode >= 0) 126006a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 12617c00ffa3SMark Haverkamp } 12621da177e4SLinus Torvalds 126384971738SMark Haverkamp 126484971738SMark Haverkamp /* 126584971738SMark Haverkamp * GetBusInfo 126684971738SMark Haverkamp */ 126784971738SMark Haverkamp 1268bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 126984971738SMark Haverkamp 127084971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 127184971738SMark Haverkamp 127284971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 127384971738SMark Haverkamp 127484971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 127584971738SMark Haverkamp 127684971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 127784971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 127884971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 127984971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 128084971738SMark Haverkamp 1281bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 128284971738SMark Haverkamp fibptr, 128384971738SMark Haverkamp sizeof (*bus_info), 128484971738SMark Haverkamp FsaNormal, 128584971738SMark Haverkamp 1, 1, 128684971738SMark Haverkamp NULL, NULL); 128784971738SMark Haverkamp 128894cf6ba1SSalyzyn, Mark /* reasoned default */ 128994cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 129084971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 129184971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 129284971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 129384971738SMark Haverkamp } 129484971738SMark Haverkamp 12958c867b25SMark Haverkamp if (!dev->in_reset) { 129624f02e1dSSalyzyn, Mark char buffer[16]; 12971da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 12987c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 12991da177e4SLinus Torvalds dev->name, 13001da177e4SLinus Torvalds dev->id, 13011da177e4SLinus Torvalds tmp>>24, 13021da177e4SLinus Torvalds (tmp>>16)&0xff, 13031da177e4SLinus Torvalds tmp&0xff, 13047c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 13057c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 13067c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 13071da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 13081da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 13091da177e4SLinus Torvalds dev->name, dev->id, 13101da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13111da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 13121da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 13131da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 13141da177e4SLinus Torvalds dev->name, dev->id, 13151da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13161da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 131724f02e1dSSalyzyn, Mark buffer[0] = '\0'; 131824f02e1dSSalyzyn, Mark if (aac_show_serial_number( 131924f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 132024f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 132124f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1322a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1323a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1324a45c863fSSalyzyn, Mark dev->name, dev->id, 1325a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1326a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1327a45c863fSSalyzyn, Mark } 1328a3940da5SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset != 1) && 132929c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1330a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 133129c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 133229c97684SSalyzyn, Mark dev->name, dev->id); 133329c97684SSalyzyn, Mark } 13348c867b25SMark Haverkamp } 13351da177e4SLinus Torvalds 133695e852e1SSalyzyn, Mark dev->cache_protected = 0; 13371da177e4SLinus Torvalds dev->nondasd_support = 0; 13381da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 133995e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 13401da177e4SLinus Torvalds dev->nondasd_support = 1; 13411da177e4SLinus Torvalds 13421da177e4SLinus Torvalds /* 13431da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 13441da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 13451da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 13461da177e4SLinus Torvalds * additional changes changes will have to be made to support 13471da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 13481da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 13491da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 13501da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 13511da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 13521da177e4SLinus Torvalds */ 13531da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 13541da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 13551da177e4SLinus Torvalds dev->nondasd_support = 1; 13561da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 13571da177e4SLinus Torvalds } 13581da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 13591da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 13601da177e4SLinus Torvalds dev->name, dev->id); 13611da177e4SLinus Torvalds 136295e852e1SSalyzyn, Mark if (nondasd != -1) 13631da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 13641da177e4SLinus Torvalds if(dev->nondasd_support != 0) { 13651da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 13661da177e4SLinus Torvalds } 13671da177e4SLinus Torvalds 13681da177e4SLinus Torvalds dev->dac_support = 0; 13691da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 13701da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 13711da177e4SLinus Torvalds dev->dac_support = 1; 13721da177e4SLinus Torvalds } 13731da177e4SLinus Torvalds 13741da177e4SLinus Torvalds if(dacmode != -1) { 13751da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 13761da177e4SLinus Torvalds } 13771da177e4SLinus Torvalds if(dev->dac_support != 0) { 137871e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 137971e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 13801da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 13811da177e4SLinus Torvalds dev->name, dev->id); 138271e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 138371e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 13841da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 13851da177e4SLinus Torvalds dev->name, dev->id); 13861da177e4SLinus Torvalds dev->dac_support = 0; 13871da177e4SLinus Torvalds } else { 13881da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 13891da177e4SLinus Torvalds dev->name, dev->id); 13901da177e4SLinus Torvalds rcode = -ENOMEM; 13911da177e4SLinus Torvalds } 13921da177e4SLinus Torvalds } 13937c00ffa3SMark Haverkamp /* 1394e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1395e8f32de5SMark Haverkamp * interface. 13967c00ffa3SMark Haverkamp */ 1397e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 139894cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 139994cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 140094cf6ba1SSalyzyn, Mark : aac_scsi_64) 1401e8f32de5SMark Haverkamp : aac_scsi_32; 1402e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1403e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1404e8f32de5SMark Haverkamp ? aac_bounds_64 1405e8f32de5SMark Haverkamp : aac_bounds_32; 1406e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1407e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1408e8f32de5SMark Haverkamp } else { 1409e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 14107c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 14117c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 141263a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 141363a70eeaSMark Haverkamp sizeof(struct sgentry); 14147c00ffa3SMark Haverkamp if (dev->dac_support) { 1415e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1416e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 14177c00ffa3SMark Haverkamp /* 14187c00ffa3SMark Haverkamp * 38 scatter gather elements 14197c00ffa3SMark Haverkamp */ 14207c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 14217c00ffa3SMark Haverkamp (dev->max_fib_size - 14227c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 14237c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 142463a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 142563a70eeaSMark Haverkamp sizeof(struct sgentry64); 1426e8f32de5SMark Haverkamp } else { 1427e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1428e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 14297c00ffa3SMark Haverkamp } 14307c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 14317c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 14327c00ffa3SMark Haverkamp /* 14337c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 14347c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 14357c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 14367c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 14377c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 14387c00ffa3SMark Haverkamp * element. 14397c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 14407c00ffa3SMark Haverkamp */ 14417c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 14427c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 14437c00ffa3SMark Haverkamp } 14440e68c003SMark Haverkamp } 14451da177e4SLinus Torvalds 1446bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1447bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 14481da177e4SLinus Torvalds 14491da177e4SLinus Torvalds return rcode; 14501da177e4SLinus Torvalds } 14511da177e4SLinus Torvalds 14521da177e4SLinus Torvalds 1453e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 14541da177e4SLinus Torvalds { 14551da177e4SLinus Torvalds struct aac_dev *dev; 14561da177e4SLinus Torvalds struct aac_read_reply *readreply; 14571da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 14581da177e4SLinus Torvalds u32 cid; 14591da177e4SLinus Torvalds 14601da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 14611da177e4SLinus Torvalds 146203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 146303d44337SMark Haverkamp return; 146403d44337SMark Haverkamp 14651a655040SSalyzyn, Mark dev = fibptr->dev; 1466e5718774SMark Haverkamp cid = scmd_id(scsicmd); 14671da177e4SLinus Torvalds 14687a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 14697a8cf29dSMark Haverkamp u64 lba; 14707a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14717a8cf29dSMark Haverkamp case WRITE_6: 14727a8cf29dSMark Haverkamp case READ_6: 14737a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14747a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14757a8cf29dSMark Haverkamp break; 14767a8cf29dSMark Haverkamp case WRITE_16: 14777a8cf29dSMark Haverkamp case READ_16: 14787a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14797a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14807a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14817a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14827a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14837a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14847a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14857a8cf29dSMark Haverkamp break; 14867a8cf29dSMark Haverkamp case WRITE_12: 14877a8cf29dSMark Haverkamp case READ_12: 14887a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14897a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14907a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14917a8cf29dSMark Haverkamp break; 14927a8cf29dSMark Haverkamp default: 14937a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14947a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14957a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14967a8cf29dSMark Haverkamp break; 14977a8cf29dSMark Haverkamp } 14987a8cf29dSMark Haverkamp printk(KERN_DEBUG 14997a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 15007a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 15017a8cf29dSMark Haverkamp } 15021da177e4SLinus Torvalds 1503125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 15041da177e4SLinus Torvalds 1505727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1506727eead6SFUJITA Tomonori 15071da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 15081da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 15091da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15101da177e4SLinus Torvalds else { 15117c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1512e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 15131da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 15147c00ffa3SMark Haverkamp #endif 15151da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15161da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 15171da177e4SLinus Torvalds HARDWARE_ERROR, 15181da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 15191da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 15201da177e4SLinus Torvalds 0, 0); 15211da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15221da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 15231da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 15241da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 15251da177e4SLinus Torvalds } 1526bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1527bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 15281da177e4SLinus Torvalds 15298e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15301da177e4SLinus Torvalds } 15311da177e4SLinus Torvalds 15329e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 15331da177e4SLinus Torvalds { 15347a8cf29dSMark Haverkamp u64 lba; 15351da177e4SLinus Torvalds u32 count; 15361da177e4SLinus Torvalds int status; 15371da177e4SLinus Torvalds struct aac_dev *dev; 15381da177e4SLinus Torvalds struct fib * cmd_fibcontext; 15391da177e4SLinus Torvalds 15401da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15411da177e4SLinus Torvalds /* 15421da177e4SLinus Torvalds * Get block address and transfer length 15431da177e4SLinus Torvalds */ 15447a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 15457a8cf29dSMark Haverkamp case READ_6: 15469e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 15471da177e4SLinus Torvalds 15487a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 15497a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15501da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15511da177e4SLinus Torvalds 15521da177e4SLinus Torvalds if (count == 0) 15531da177e4SLinus Torvalds count = 256; 15547a8cf29dSMark Haverkamp break; 15557a8cf29dSMark Haverkamp case READ_16: 15569e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 15577a8cf29dSMark Haverkamp 15587a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15597a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15607a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15617a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15627a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15637a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15647a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15657a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 15667a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 15677a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15687a8cf29dSMark Haverkamp break; 15697a8cf29dSMark Haverkamp case READ_12: 15709e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 15717a8cf29dSMark Haverkamp 15727a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15737a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15747a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15757a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 15767a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15777a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15787a8cf29dSMark Haverkamp break; 15797a8cf29dSMark Haverkamp default: 15809e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 15811da177e4SLinus Torvalds 15827a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15837a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15847a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15851da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 15867a8cf29dSMark Haverkamp break; 15871da177e4SLinus Torvalds } 15887a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 15897c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1590e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15917a8cf29dSMark Haverkamp return 0; 15921da177e4SLinus Torvalds /* 15931da177e4SLinus Torvalds * Alocate and initialize a Fib 15941da177e4SLinus Torvalds */ 1595bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 15961da177e4SLinus Torvalds return -1; 15971da177e4SLinus Torvalds } 15981da177e4SLinus Torvalds 1599e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 16001da177e4SLinus Torvalds 16011da177e4SLinus Torvalds /* 16021da177e4SLinus Torvalds * Check that the command queued to the controller 16031da177e4SLinus Torvalds */ 160477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 160577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16061da177e4SLinus Torvalds return 0; 160777d644d4SMark Haverkamp } 16081da177e4SLinus Torvalds 1609bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 16101da177e4SLinus Torvalds /* 16111da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 16121da177e4SLinus Torvalds */ 16131da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 16148e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1615bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1616bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16171da177e4SLinus Torvalds return 0; 16181da177e4SLinus Torvalds } 16191da177e4SLinus Torvalds 16209e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 16211da177e4SLinus Torvalds { 16227a8cf29dSMark Haverkamp u64 lba; 16231da177e4SLinus Torvalds u32 count; 16249d399cc7SSalyzyn, Mark int fua; 16251da177e4SLinus Torvalds int status; 16261da177e4SLinus Torvalds struct aac_dev *dev; 16271da177e4SLinus Torvalds struct fib * cmd_fibcontext; 16281da177e4SLinus Torvalds 16291da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 16301da177e4SLinus Torvalds /* 16311da177e4SLinus Torvalds * Get block address and transfer length 16321da177e4SLinus Torvalds */ 16331da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 16341da177e4SLinus Torvalds { 16351da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 16361da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 16371da177e4SLinus Torvalds if (count == 0) 16381da177e4SLinus Torvalds count = 256; 16399d399cc7SSalyzyn, Mark fua = 0; 16407a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 16419e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 16427a8cf29dSMark Haverkamp 16437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 16447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 16457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 16467a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 16477a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 16487a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16497a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16507a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 16517a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 16529d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16537a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 16549e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 16557a8cf29dSMark Haverkamp 16567a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 16577a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16587a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 16597a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16609d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16611da177e4SLinus Torvalds } else { 16629e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 16637a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16641da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 16659d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16661da177e4SLinus Torvalds } 16677a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 16681da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1669e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 16707a8cf29dSMark Haverkamp return 0; 16711da177e4SLinus Torvalds /* 16721da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 16731da177e4SLinus Torvalds */ 1674bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 16751da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 16768e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16771da177e4SLinus Torvalds return 0; 16781da177e4SLinus Torvalds } 16791da177e4SLinus Torvalds 16809d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 16811da177e4SLinus Torvalds 16821da177e4SLinus Torvalds /* 16831da177e4SLinus Torvalds * Check that the command queued to the controller 16841da177e4SLinus Torvalds */ 168577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 168677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16871da177e4SLinus Torvalds return 0; 16881da177e4SLinus Torvalds } 16891da177e4SLinus Torvalds 1690bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 16911da177e4SLinus Torvalds /* 16921da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 16931da177e4SLinus Torvalds */ 16941da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 16958e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16961da177e4SLinus Torvalds 1697bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1698bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16991da177e4SLinus Torvalds return 0; 17001da177e4SLinus Torvalds } 17011da177e4SLinus Torvalds 17021da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 17031da177e4SLinus Torvalds { 17041da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 17051da177e4SLinus Torvalds struct scsi_cmnd *cmd; 17061da177e4SLinus Torvalds 17071da177e4SLinus Torvalds cmd = context; 17081da177e4SLinus Torvalds 170903d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 171003d44337SMark Haverkamp return; 171103d44337SMark Haverkamp 17121da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 17131da177e4SLinus Torvalds smp_processor_id(), jiffies)); 17141da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 17151da177e4SLinus Torvalds 17161da177e4SLinus Torvalds 17171da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 17181da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 17191da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 17201da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17211da177e4SLinus Torvalds else { 17221da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 17231a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1724e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 17251da177e4SLinus Torvalds printk(KERN_WARNING 17261da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 17271da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 17281da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 17291da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17301da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 17311da177e4SLinus Torvalds HARDWARE_ERROR, 17321da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 17331da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 17341da177e4SLinus Torvalds 0, 0); 17351da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17361da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 17371da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 17381da177e4SLinus Torvalds } 17391da177e4SLinus Torvalds 1740bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1741bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 17428e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 17431da177e4SLinus Torvalds } 17441da177e4SLinus Torvalds 17459e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 17461da177e4SLinus Torvalds { 17471da177e4SLinus Torvalds int status; 17481da177e4SLinus Torvalds struct fib *cmd_fibcontext; 17491da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 17501da177e4SLinus Torvalds struct scsi_cmnd *cmd; 17511da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 17521da177e4SLinus Torvalds int active = 0; 175390ee3466SMark Haverkamp struct aac_dev *aac; 1754b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 1755b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 1756b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 17571da177e4SLinus Torvalds unsigned long flags; 17581da177e4SLinus Torvalds 17591da177e4SLinus Torvalds /* 176077d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 176177d644d4SMark Haverkamp * specific target (block). 17621da177e4SLinus Torvalds */ 17631da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 17641da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 1765b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 1766b90f90d2SSalyzyn, Mark u64 cmnd_lba; 1767b90f90d2SSalyzyn, Mark u32 cmnd_count; 1768b90f90d2SSalyzyn, Mark 1769b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 1770b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 1771b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 1772b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 1773b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 1774b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 1775b90f90d2SSalyzyn, Mark cmnd_count = 256; 1776b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 1777b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 1778b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 1779b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 1780b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 1781b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 1782b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1783b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1784b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1785b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 1786b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 1787b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 1788b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 1789b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 1790b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1791b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1792b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1793b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1794b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 1795b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1796b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1797b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1798b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 1799b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1800b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1801b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1802b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1803b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 1804b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 1805b90f90d2SSalyzyn, Mark } else 1806b90f90d2SSalyzyn, Mark continue; 1807b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 1808b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 1809b90f90d2SSalyzyn, Mark continue; 18101da177e4SLinus Torvalds ++active; 18111da177e4SLinus Torvalds break; 18121da177e4SLinus Torvalds } 18131da177e4SLinus Torvalds 18141da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 18151da177e4SLinus Torvalds 18161da177e4SLinus Torvalds /* 18171da177e4SLinus Torvalds * Yield the processor (requeue for later) 18181da177e4SLinus Torvalds */ 18191da177e4SLinus Torvalds if (active) 18201da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 18211da177e4SLinus Torvalds 1822f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 18238c867b25SMark Haverkamp if (aac->in_reset) 18248c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 18258c867b25SMark Haverkamp 18261da177e4SLinus Torvalds /* 18277c00ffa3SMark Haverkamp * Allocate and initialize a Fib 18281da177e4SLinus Torvalds */ 182990ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 18301da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 18311da177e4SLinus Torvalds 1832bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 18331da177e4SLinus Torvalds 18341da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 18351da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 18361da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 18379e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 18381da177e4SLinus Torvalds synchronizecmd->count = 18391da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 18401da177e4SLinus Torvalds 18411da177e4SLinus Torvalds /* 18421da177e4SLinus Torvalds * Now send the Fib to the adapter 18431da177e4SLinus Torvalds */ 1844bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 18451da177e4SLinus Torvalds cmd_fibcontext, 18461da177e4SLinus Torvalds sizeof(struct aac_synchronize), 18471da177e4SLinus Torvalds FsaNormal, 18481da177e4SLinus Torvalds 0, 1, 18491da177e4SLinus Torvalds (fib_callback)synchronize_callback, 18501da177e4SLinus Torvalds (void *)scsicmd); 18511da177e4SLinus Torvalds 18521da177e4SLinus Torvalds /* 18531da177e4SLinus Torvalds * Check that the command queued to the controller 18541da177e4SLinus Torvalds */ 185577d644d4SMark Haverkamp if (status == -EINPROGRESS) { 185677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 18571da177e4SLinus Torvalds return 0; 185877d644d4SMark Haverkamp } 18591da177e4SLinus Torvalds 18601da177e4SLinus Torvalds printk(KERN_WARNING 1861bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1862bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1863bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 18641da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 18651da177e4SLinus Torvalds } 18661da177e4SLinus Torvalds 18671da177e4SLinus Torvalds /** 18681da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 18691da177e4SLinus Torvalds * @scsicmd: SCSI command block 18701da177e4SLinus Torvalds * 18711da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 18721da177e4SLinus Torvalds * aacraid firmware. 18731da177e4SLinus Torvalds */ 18741da177e4SLinus Torvalds 18751da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 18761da177e4SLinus Torvalds { 18771a655040SSalyzyn, Mark u32 cid; 18781da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 18791da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 18801da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 18811da177e4SLinus Torvalds 188290ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 188390ee3466SMark Haverkamp return -1; 18841da177e4SLinus Torvalds /* 18851da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 18861da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 18871da177e4SLinus Torvalds * itself. 18881da177e4SLinus Torvalds */ 18891a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 18901a655040SSalyzyn, Mark if (cid != host->this_id) { 18911a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 18921a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 1893e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 18941da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 18951da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18961da177e4SLinus Torvalds return 0; 18971da177e4SLinus Torvalds } 18981da177e4SLinus Torvalds 18991da177e4SLinus Torvalds /* 19001da177e4SLinus Torvalds * If the target container doesn't exist, it may have 19011da177e4SLinus Torvalds * been newly created 19021da177e4SLinus Torvalds */ 19031da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 19041da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 19057a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 19067a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 19077a8cf29dSMark Haverkamp !(dev->raw_io_64) || 19087a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 19097a8cf29dSMark Haverkamp break; 19101da177e4SLinus Torvalds case INQUIRY: 19111da177e4SLinus Torvalds case READ_CAPACITY: 19121da177e4SLinus Torvalds case TEST_UNIT_READY: 19138c867b25SMark Haverkamp if (dev->in_reset) 19148c867b25SMark Haverkamp return -1; 1915fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1916fe76df42SMark Haverkamp aac_probe_container_callback2); 19171da177e4SLinus Torvalds default: 19181da177e4SLinus Torvalds break; 19191da177e4SLinus Torvalds } 19201da177e4SLinus Torvalds } 19211da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1922653ba58dSMark Haverkamp if ((dev->nondasd_support == 1) || expose_physicals) { 19238c867b25SMark Haverkamp if (dev->in_reset) 19248c867b25SMark Haverkamp return -1; 19251da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 19261da177e4SLinus Torvalds } else { 19271da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 19281da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19291da177e4SLinus Torvalds return 0; 19301da177e4SLinus Torvalds } 19311da177e4SLinus Torvalds } 19321da177e4SLinus Torvalds } 19331da177e4SLinus Torvalds /* 19341da177e4SLinus Torvalds * else Command for the controller itself 19351da177e4SLinus Torvalds */ 19361da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 19371da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 19381da177e4SLinus Torvalds { 19391da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 19401da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19411da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 19421da177e4SLinus Torvalds ILLEGAL_REQUEST, 19431da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 19441da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 19451da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 19461da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 19471da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 19481da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 19491da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19501da177e4SLinus Torvalds return 0; 19511da177e4SLinus Torvalds } 19521da177e4SLinus Torvalds 19531da177e4SLinus Torvalds 19541da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 19551da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 19561da177e4SLinus Torvalds case INQUIRY: 19571da177e4SLinus Torvalds { 19583b2946ccSMark Haverkamp struct inquiry_data inq_data; 19591da177e4SLinus Torvalds 19601a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 19613b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 19621da177e4SLinus Torvalds 196388e2f98eSSalyzyn, Mark if (scsicmd->cmnd[1] & 0x1 ) { 196488e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 196588e2f98eSSalyzyn, Mark 196688e2f98eSSalyzyn, Mark /* EVPD bit set */ 196788e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 196888e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 196988e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 197088e2f98eSSalyzyn, Mark /* supported vital product data pages */ 197188e2f98eSSalyzyn, Mark arr[3] = 2; 197288e2f98eSSalyzyn, Mark arr[4] = 0x0; 197388e2f98eSSalyzyn, Mark arr[5] = 0x80; 197488e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 197588e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, &inq_data, 0, 197688e2f98eSSalyzyn, Mark sizeof(inq_data)); 197788e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 197888e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 197988e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 198088e2f98eSSalyzyn, Mark /* unit serial number page */ 198188e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 198288e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 198388e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 198488e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, &inq_data, 0, 198588e2f98eSSalyzyn, Mark sizeof(inq_data)); 198688e2f98eSSalyzyn, Mark return aac_get_container_serial(scsicmd); 198788e2f98eSSalyzyn, Mark } else { 198888e2f98eSSalyzyn, Mark /* vpd page not implemented */ 198988e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 199088e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 199188e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 199288e2f98eSSalyzyn, Mark set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 199388e2f98eSSalyzyn, Mark ILLEGAL_REQUEST, 199488e2f98eSSalyzyn, Mark SENCODE_INVALID_CDB_FIELD, 199588e2f98eSSalyzyn, Mark ASENCODE_NO_SENSE, 0, 7, 2, 0); 199688e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 199788e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 199888e2f98eSSalyzyn, Mark (sizeof(dev->fsa_dev[cid].sense_data) > 199988e2f98eSSalyzyn, Mark sizeof(scsicmd->sense_buffer)) 200088e2f98eSSalyzyn, Mark ? sizeof(scsicmd->sense_buffer) 200188e2f98eSSalyzyn, Mark : sizeof(dev->fsa_dev[cid].sense_data)); 200288e2f98eSSalyzyn, Mark } 200388e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 200488e2f98eSSalyzyn, Mark return 0; 200588e2f98eSSalyzyn, Mark } 20063b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 20073b2946ccSMark 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 */ 20083b2946ccSMark Haverkamp inq_data.inqd_len = 31; 20091da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 20103b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 20111da177e4SLinus Torvalds /* 20121da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 20131da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 20141da177e4SLinus Torvalds */ 20151a655040SSalyzyn, Mark if (cid == host->this_id) { 20166391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 20173b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 20183b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 20191da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20201da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20211da177e4SLinus Torvalds return 0; 20221da177e4SLinus Torvalds } 20238c867b25SMark Haverkamp if (dev->in_reset) 20248c867b25SMark Haverkamp return -1; 2025794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 20263b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 20273b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 20289e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 20291da177e4SLinus Torvalds } 20307a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 20317a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 20327a8cf29dSMark Haverkamp !(dev->raw_io_64) || 20337a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 20347a8cf29dSMark Haverkamp break; 20357a8cf29dSMark Haverkamp { 20367a8cf29dSMark Haverkamp u64 capacity; 203707ce5ebaSMark Haverkamp char cp[13]; 20387a8cf29dSMark Haverkamp 20397a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 20407a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 20417a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 20427a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 20437a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 20447a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 20457a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 20467a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 20477a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 20487a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 20497a8cf29dSMark Haverkamp cp[8] = 0; 20507a8cf29dSMark Haverkamp cp[9] = 0; 20517a8cf29dSMark Haverkamp cp[10] = 2; 20527a8cf29dSMark Haverkamp cp[11] = 0; 205307ce5ebaSMark Haverkamp cp[12] = 0; 205407ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 20551241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 205607ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 205707ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 205807ce5ebaSMark Haverkamp 205907ce5ebaSMark Haverkamp memset(cp, 0, offset); 206007ce5ebaSMark Haverkamp do { 20611241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 20621241f359SMark Haverkamp sizeof(cp)); 206307ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 206407ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 206507ce5ebaSMark Haverkamp } 20667a8cf29dSMark Haverkamp 20677a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 20687a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 20697a8cf29dSMark Haverkamp 20707a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20717a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 20727a8cf29dSMark Haverkamp 20737a8cf29dSMark Haverkamp return 0; 20747a8cf29dSMark Haverkamp } 20757a8cf29dSMark Haverkamp 20761da177e4SLinus Torvalds case READ_CAPACITY: 20771da177e4SLinus Torvalds { 20781da177e4SLinus Torvalds u32 capacity; 20793b2946ccSMark Haverkamp char cp[8]; 20801da177e4SLinus Torvalds 20811da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 20827a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 20831da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 20841da177e4SLinus Torvalds else 20851da177e4SLinus Torvalds capacity = (u32)-1; 20863b2946ccSMark Haverkamp 20871da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 20881da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 20891da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 20901da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 20911da177e4SLinus Torvalds cp[4] = 0; 20921da177e4SLinus Torvalds cp[5] = 0; 20931da177e4SLinus Torvalds cp[6] = 2; 20941da177e4SLinus Torvalds cp[7] = 0; 20953b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 20967a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 20977a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 20981da177e4SLinus Torvalds 20991da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21001da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21011da177e4SLinus Torvalds 21021da177e4SLinus Torvalds return 0; 21031da177e4SLinus Torvalds } 21041da177e4SLinus Torvalds 21051da177e4SLinus Torvalds case MODE_SENSE: 21061da177e4SLinus Torvalds { 21079d399cc7SSalyzyn, Mark char mode_buf[7]; 21089d399cc7SSalyzyn, Mark int mode_buf_length = 4; 21091da177e4SLinus Torvalds 21101da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 21111da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 21121da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 21139d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 21149d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 21159d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 211695e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 21179d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 21181da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 21199d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 21209d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 21219d399cc7SSalyzyn, Mark mode_buf[0] = 6; 21229d399cc7SSalyzyn, Mark mode_buf[4] = 8; 21239d399cc7SSalyzyn, Mark mode_buf[5] = 1; 212495e852e1SSalyzyn, Mark mode_buf[6] = ((aac_cache & 6) == 2) 212595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 21269d399cc7SSalyzyn, Mark mode_buf_length = 7; 21279d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 21289d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 21299d399cc7SSalyzyn, Mark } 21309d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 21311da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21321da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21331da177e4SLinus Torvalds 21341da177e4SLinus Torvalds return 0; 21351da177e4SLinus Torvalds } 21361da177e4SLinus Torvalds case MODE_SENSE_10: 21371da177e4SLinus Torvalds { 21389d399cc7SSalyzyn, Mark char mode_buf[11]; 21399d399cc7SSalyzyn, Mark int mode_buf_length = 8; 21401da177e4SLinus Torvalds 21411da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 21421da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 21431da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 21441da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 21459d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 21469d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 21479d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 214895e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 21499d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 21501da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 21511da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 21521da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 21531da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 21549d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 21559d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 21569d399cc7SSalyzyn, Mark mode_buf[1] = 9; 21579d399cc7SSalyzyn, Mark mode_buf[8] = 8; 21589d399cc7SSalyzyn, Mark mode_buf[9] = 1; 215995e852e1SSalyzyn, Mark mode_buf[10] = ((aac_cache & 6) == 2) 216095e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 21619d399cc7SSalyzyn, Mark mode_buf_length = 11; 21629d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 21639d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 21649d399cc7SSalyzyn, Mark } 21659d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 21661da177e4SLinus Torvalds 21671da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21681da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21691da177e4SLinus Torvalds 21701da177e4SLinus Torvalds return 0; 21711da177e4SLinus Torvalds } 21721da177e4SLinus Torvalds case REQUEST_SENSE: 21731da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 21741da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 21751da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 21761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21771da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21781da177e4SLinus Torvalds return 0; 21791da177e4SLinus Torvalds 21801da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 21811da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 21821da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 21831da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 21841da177e4SLinus Torvalds else 21851da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 21861da177e4SLinus Torvalds 21871da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21881da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21891da177e4SLinus Torvalds return 0; 21901da177e4SLinus Torvalds /* 21911da177e4SLinus Torvalds * These commands are all No-Ops 21921da177e4SLinus Torvalds */ 21931da177e4SLinus Torvalds case TEST_UNIT_READY: 21941da177e4SLinus Torvalds case RESERVE: 21951da177e4SLinus Torvalds case RELEASE: 21961da177e4SLinus Torvalds case REZERO_UNIT: 21971da177e4SLinus Torvalds case REASSIGN_BLOCKS: 21981da177e4SLinus Torvalds case SEEK_10: 21991da177e4SLinus Torvalds case START_STOP: 22001da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22011da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22021da177e4SLinus Torvalds return 0; 22031da177e4SLinus Torvalds } 22041da177e4SLinus Torvalds 22051da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 22061da177e4SLinus Torvalds { 22071da177e4SLinus Torvalds case READ_6: 22081da177e4SLinus Torvalds case READ_10: 22097a8cf29dSMark Haverkamp case READ_12: 22107a8cf29dSMark Haverkamp case READ_16: 22118c867b25SMark Haverkamp if (dev->in_reset) 22128c867b25SMark Haverkamp return -1; 22131da177e4SLinus Torvalds /* 22141da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 22151da177e4SLinus Torvalds * corresponds to a container. Needed to convert 22161da177e4SLinus Torvalds * containers to /dev/sd device names 22171da177e4SLinus Torvalds */ 22181da177e4SLinus Torvalds 22191da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 22207a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 22211da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 22227a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 22237a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 222477d644d4SMark Haverkamp 22259e7c349cSMark Haverkamp return aac_read(scsicmd); 22261da177e4SLinus Torvalds 22271da177e4SLinus Torvalds case WRITE_6: 22281da177e4SLinus Torvalds case WRITE_10: 22297a8cf29dSMark Haverkamp case WRITE_12: 22307a8cf29dSMark Haverkamp case WRITE_16: 22318c867b25SMark Haverkamp if (dev->in_reset) 22328c867b25SMark Haverkamp return -1; 22339e7c349cSMark Haverkamp return aac_write(scsicmd); 22341da177e4SLinus Torvalds 22351da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 223695e852e1SSalyzyn, Mark if (((aac_cache & 6) == 6) && dev->cache_protected) { 223795e852e1SSalyzyn, Mark scsicmd->result = DID_OK << 16 | 223895e852e1SSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 223995e852e1SSalyzyn, Mark scsicmd->scsi_done(scsicmd); 224095e852e1SSalyzyn, Mark return 0; 224195e852e1SSalyzyn, Mark } 22421da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 224395e852e1SSalyzyn, Mark if ((aac_cache & 6) != 2) 22449e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 224595e852e1SSalyzyn, Mark /* FALLTHRU */ 22461da177e4SLinus Torvalds default: 22471da177e4SLinus Torvalds /* 22481da177e4SLinus Torvalds * Unhandled commands 22491da177e4SLinus Torvalds */ 22507c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 22511da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 22521da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 22531da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 22541da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 22551da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22561da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 22571da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 22581da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 22591da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22601da177e4SLinus Torvalds return 0; 22611da177e4SLinus Torvalds } 22621da177e4SLinus Torvalds } 22631da177e4SLinus Torvalds 22641da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 22651da177e4SLinus Torvalds { 22661da177e4SLinus Torvalds struct aac_query_disk qd; 22671da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 22681da177e4SLinus Torvalds 22691da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 227090ee3466SMark Haverkamp if (!fsa_dev_ptr) 227165101355SMark Haverkamp return -EBUSY; 22721da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 22731da177e4SLinus Torvalds return -EFAULT; 22741da177e4SLinus Torvalds if (qd.cnum == -1) 2275e5718774SMark Haverkamp qd.cnum = qd.id; 22761da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 22771da177e4SLinus Torvalds { 22781da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 22791da177e4SLinus Torvalds return -EINVAL; 22801da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 22811da177e4SLinus Torvalds qd.bus = 0; 22821da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 22831da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 22841da177e4SLinus Torvalds } 22851da177e4SLinus Torvalds else return -EINVAL; 22861da177e4SLinus Torvalds 2287fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 22881da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 22891da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 22901da177e4SLinus Torvalds 22911da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 22921da177e4SLinus Torvalds qd.unmapped = 1; 22931da177e4SLinus Torvalds else 22941da177e4SLinus Torvalds qd.unmapped = 0; 22951da177e4SLinus Torvalds 22961da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 22971da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 22981da177e4SLinus Torvalds 22991da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 23001da177e4SLinus Torvalds return -EFAULT; 23011da177e4SLinus Torvalds return 0; 23021da177e4SLinus Torvalds } 23031da177e4SLinus Torvalds 23041da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 23051da177e4SLinus Torvalds { 23061da177e4SLinus Torvalds struct aac_delete_disk dd; 23071da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 23081da177e4SLinus Torvalds 23091da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 231065101355SMark Haverkamp if (!fsa_dev_ptr) 231165101355SMark Haverkamp return -EBUSY; 23121da177e4SLinus Torvalds 23131da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 23141da177e4SLinus Torvalds return -EFAULT; 23151da177e4SLinus Torvalds 23161da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 23171da177e4SLinus Torvalds return -EINVAL; 23181da177e4SLinus Torvalds /* 23191da177e4SLinus Torvalds * Mark this container as being deleted. 23201da177e4SLinus Torvalds */ 23211da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 23221da177e4SLinus Torvalds /* 23231da177e4SLinus Torvalds * Mark the container as no longer valid 23241da177e4SLinus Torvalds */ 23251da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 23261da177e4SLinus Torvalds return 0; 23271da177e4SLinus Torvalds } 23281da177e4SLinus Torvalds 23291da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 23301da177e4SLinus Torvalds { 23311da177e4SLinus Torvalds struct aac_delete_disk dd; 23321da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 23331da177e4SLinus Torvalds 23341da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 233590ee3466SMark Haverkamp if (!fsa_dev_ptr) 233665101355SMark Haverkamp return -EBUSY; 23371da177e4SLinus Torvalds 23381da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 23391da177e4SLinus Torvalds return -EFAULT; 23401da177e4SLinus Torvalds 23411da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 23421da177e4SLinus Torvalds return -EINVAL; 23431da177e4SLinus Torvalds /* 23441da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 23451da177e4SLinus Torvalds */ 23461da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 23471da177e4SLinus Torvalds return -EBUSY; 23481da177e4SLinus Torvalds else { 23491da177e4SLinus Torvalds /* 23501da177e4SLinus Torvalds * Mark the container as no longer being valid. 23511da177e4SLinus Torvalds */ 23521da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 23531da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 23541da177e4SLinus Torvalds return 0; 23551da177e4SLinus Torvalds } 23561da177e4SLinus Torvalds } 23571da177e4SLinus Torvalds 23581da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 23591da177e4SLinus Torvalds { 23601da177e4SLinus Torvalds switch (cmd) { 23611da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 23621da177e4SLinus Torvalds return query_disk(dev, arg); 23631da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 23641da177e4SLinus Torvalds return delete_disk(dev, arg); 23651da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 23661da177e4SLinus Torvalds return force_delete_disk(dev, arg); 23671da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 23681da177e4SLinus Torvalds return aac_get_containers(dev); 23691da177e4SLinus Torvalds default: 23701da177e4SLinus Torvalds return -ENOTTY; 23711da177e4SLinus Torvalds } 23721da177e4SLinus Torvalds } 23731da177e4SLinus Torvalds 23741da177e4SLinus Torvalds /** 23751da177e4SLinus Torvalds * 23761da177e4SLinus Torvalds * aac_srb_callback 23771da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 23781da177e4SLinus Torvalds * @fibptr: pointer to the fib 23791da177e4SLinus Torvalds * 23801da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 23811da177e4SLinus Torvalds * 23821da177e4SLinus Torvalds */ 23831da177e4SLinus Torvalds 23841da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 23851da177e4SLinus Torvalds { 23861da177e4SLinus Torvalds struct aac_dev *dev; 23871da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 23881da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23891da177e4SLinus Torvalds 23901da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 239103d44337SMark Haverkamp 239203d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 239303d44337SMark Haverkamp return; 239403d44337SMark Haverkamp 2395125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23961da177e4SLinus Torvalds 23971a655040SSalyzyn, Mark dev = fibptr->dev; 23981a655040SSalyzyn, Mark 23991da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 24001da177e4SLinus Torvalds 24011da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 24021da177e4SLinus Torvalds /* 24031da177e4SLinus Torvalds * Calculate resid for sg 24041da177e4SLinus Torvalds */ 24051da177e4SLinus Torvalds 2406727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2407727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 24081da177e4SLinus Torvalds 2409727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 24101da177e4SLinus Torvalds 24111da177e4SLinus Torvalds /* 24121da177e4SLinus Torvalds * First check the fib status 24131da177e4SLinus Torvalds */ 24141da177e4SLinus Torvalds 24151da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 24161da177e4SLinus Torvalds int len; 24171da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 24181da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 24191da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 24201da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 24211da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 24221da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24231da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 24241da177e4SLinus Torvalds } 24251da177e4SLinus Torvalds 24261da177e4SLinus Torvalds /* 24271da177e4SLinus Torvalds * Next check the srb status 24281da177e4SLinus Torvalds */ 24291da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 24301da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 24311da177e4SLinus Torvalds case SRB_STATUS_PENDING: 24321da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 24331da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24341da177e4SLinus Torvalds break; 24351da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 24361da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 24371da177e4SLinus Torvalds case READ_6: 24381da177e4SLinus Torvalds case WRITE_6: 24391da177e4SLinus Torvalds case READ_10: 24401da177e4SLinus Torvalds case WRITE_10: 24411da177e4SLinus Torvalds case READ_12: 24421da177e4SLinus Torvalds case WRITE_12: 24437a8cf29dSMark Haverkamp case READ_16: 24447a8cf29dSMark Haverkamp case WRITE_16: 24451da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 24461da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 24471da177e4SLinus Torvalds } else { 24481da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 24491da177e4SLinus Torvalds } 24501da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 24511da177e4SLinus Torvalds break; 24521da177e4SLinus Torvalds case INQUIRY: { 24531da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24541da177e4SLinus Torvalds break; 24551da177e4SLinus Torvalds } 24561da177e4SLinus Torvalds default: 24571da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24581da177e4SLinus Torvalds break; 24591da177e4SLinus Torvalds } 24601da177e4SLinus Torvalds break; 24611da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 24621da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 24631da177e4SLinus Torvalds break; 24641da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 24651da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 24661da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 24671da177e4SLinus Torvalds break; 24681da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 24691da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 24701da177e4SLinus Torvalds break; 24711da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 24721da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 24731da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 24741da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 24751da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 24761da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 24771da177e4SLinus Torvalds break; 24781da177e4SLinus Torvalds 24791da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 24801da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 24811da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 24821da177e4SLinus Torvalds break; 24831da177e4SLinus Torvalds 24841da177e4SLinus Torvalds case SRB_STATUS_BUSY: 2485760af100SSalyzyn, Mark scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 24861da177e4SLinus Torvalds break; 24871da177e4SLinus Torvalds 24881da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 24891da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 24901da177e4SLinus Torvalds break; 24911da177e4SLinus Torvalds 24921da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 24931da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 24941da177e4SLinus Torvalds break; 24951da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 24961da177e4SLinus Torvalds case SRB_STATUS_ERROR: 24971da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 24981da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 24991da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 25001da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 25011da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 25021da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 25031da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 25041da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 25051da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 25061da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 25071da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 25081da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 25091da177e4SLinus Torvalds default: 25101da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25111da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 25121da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 25131da177e4SLinus Torvalds aac_get_status_string( 25141da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 25151da177e4SLinus Torvalds scsicmd->cmnd[0], 25161da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 25171da177e4SLinus Torvalds #endif 25181da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 25191da177e4SLinus Torvalds break; 25201da177e4SLinus Torvalds } 25211da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 25221da177e4SLinus Torvalds int len; 25231da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 25241da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 25251da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 25261da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 25271da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 25281da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25297a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 25307a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 25311da177e4SLinus Torvalds #endif 25321da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 25331da177e4SLinus Torvalds 25341da177e4SLinus Torvalds } 25351da177e4SLinus Torvalds /* 25361da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 25371da177e4SLinus Torvalds */ 25381da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 25391da177e4SLinus Torvalds 2540bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2541bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 25428e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25431da177e4SLinus Torvalds } 25441da177e4SLinus Torvalds 25451da177e4SLinus Torvalds /** 25461da177e4SLinus Torvalds * 25471da177e4SLinus Torvalds * aac_send_scb_fib 25481da177e4SLinus Torvalds * @scsicmd: the scsi command block 25491da177e4SLinus Torvalds * 25501da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 25511da177e4SLinus Torvalds * scsicmd passed in. 25521da177e4SLinus Torvalds */ 25531da177e4SLinus Torvalds 25541da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 25551da177e4SLinus Torvalds { 25561da177e4SLinus Torvalds struct fib* cmd_fibcontext; 25571da177e4SLinus Torvalds struct aac_dev* dev; 25581da177e4SLinus Torvalds int status; 25591da177e4SLinus Torvalds 256084971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2561e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 256284971738SMark Haverkamp scsicmd->device->lun > 7) { 25631da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 25641da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 25651da177e4SLinus Torvalds return 0; 25661da177e4SLinus Torvalds } 25671da177e4SLinus Torvalds 25681da177e4SLinus Torvalds /* 25691da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25701da177e4SLinus Torvalds */ 2571bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 25721da177e4SLinus Torvalds return -1; 25731da177e4SLinus Torvalds } 2574e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 25751da177e4SLinus Torvalds 25761da177e4SLinus Torvalds /* 25771da177e4SLinus Torvalds * Check that the command queued to the controller 25781da177e4SLinus Torvalds */ 25791da177e4SLinus Torvalds if (status == -EINPROGRESS) { 258077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25811da177e4SLinus Torvalds return 0; 25821da177e4SLinus Torvalds } 25831da177e4SLinus Torvalds 2584bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2585bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2586bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25871da177e4SLinus Torvalds 25881da177e4SLinus Torvalds return -1; 25891da177e4SLinus Torvalds } 25901da177e4SLinus Torvalds 25911da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 25921da177e4SLinus Torvalds { 25931da177e4SLinus Torvalds struct aac_dev *dev; 25941da177e4SLinus Torvalds unsigned long byte_count = 0; 2595727eead6SFUJITA Tomonori int nseg; 25961da177e4SLinus Torvalds 25971da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25981da177e4SLinus Torvalds // Get rid of old data 25991da177e4SLinus Torvalds psg->count = 0; 26001da177e4SLinus Torvalds psg->sg[0].addr = 0; 26011da177e4SLinus Torvalds psg->sg[0].count = 0; 2602727eead6SFUJITA Tomonori 2603727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2604727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2605727eead6SFUJITA Tomonori if (nseg) { 26061da177e4SLinus Torvalds struct scatterlist *sg; 26071da177e4SLinus Torvalds int i; 26081da177e4SLinus Torvalds 2609727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 26101da177e4SLinus Torvalds 2611727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26121da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 26131da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 26141da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 26151da177e4SLinus Torvalds } 26161da177e4SLinus Torvalds /* hba wants the size to be exact */ 2617727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 261856b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2619727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 262056b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2621727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 26221da177e4SLinus Torvalds } 26231da177e4SLinus Torvalds /* Check for command underflow */ 26241da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 26251da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 26261da177e4SLinus Torvalds byte_count, scsicmd->underflow); 26271da177e4SLinus Torvalds } 26281da177e4SLinus Torvalds } 26291da177e4SLinus Torvalds return byte_count; 26301da177e4SLinus Torvalds } 26311da177e4SLinus Torvalds 26321da177e4SLinus Torvalds 26331da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 26341da177e4SLinus Torvalds { 26351da177e4SLinus Torvalds struct aac_dev *dev; 26361da177e4SLinus Torvalds unsigned long byte_count = 0; 263756b58712SMark Haverkamp u64 addr; 2638727eead6SFUJITA Tomonori int nseg; 26391da177e4SLinus Torvalds 26401da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 26411da177e4SLinus Torvalds // Get rid of old data 26421da177e4SLinus Torvalds psg->count = 0; 26431da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 26441da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 26451da177e4SLinus Torvalds psg->sg[0].count = 0; 2646727eead6SFUJITA Tomonori 2647727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2648727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2649727eead6SFUJITA Tomonori if (nseg) { 26501da177e4SLinus Torvalds struct scatterlist *sg; 26511da177e4SLinus Torvalds int i; 26521da177e4SLinus Torvalds 2653727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26541241f359SMark Haverkamp int count = sg_dma_len(sg); 265556b58712SMark Haverkamp addr = sg_dma_address(sg); 265656b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 265756b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 26581241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 26591241f359SMark Haverkamp byte_count += count; 26601da177e4SLinus Torvalds } 2661727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 26621da177e4SLinus Torvalds /* hba wants the size to be exact */ 2663727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 266456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2665727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 266656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2667727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 26681da177e4SLinus Torvalds } 26691da177e4SLinus Torvalds /* Check for command underflow */ 26701da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 26711da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 26721da177e4SLinus Torvalds byte_count, scsicmd->underflow); 26731da177e4SLinus Torvalds } 26741da177e4SLinus Torvalds } 26751da177e4SLinus Torvalds return byte_count; 26761da177e4SLinus Torvalds } 26771da177e4SLinus Torvalds 26780e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 26790e68c003SMark Haverkamp { 26800e68c003SMark Haverkamp unsigned long byte_count = 0; 2681727eead6SFUJITA Tomonori int nseg; 26820e68c003SMark Haverkamp 26830e68c003SMark Haverkamp // Get rid of old data 26840e68c003SMark Haverkamp psg->count = 0; 26850e68c003SMark Haverkamp psg->sg[0].next = 0; 26860e68c003SMark Haverkamp psg->sg[0].prev = 0; 26870e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 26880e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 26890e68c003SMark Haverkamp psg->sg[0].count = 0; 26900e68c003SMark Haverkamp psg->sg[0].flags = 0; 2691727eead6SFUJITA Tomonori 2692727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2693727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2694727eead6SFUJITA Tomonori if (nseg) { 26950e68c003SMark Haverkamp struct scatterlist *sg; 26960e68c003SMark Haverkamp int i; 26970e68c003SMark Haverkamp 2698727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26990e68c003SMark Haverkamp int count = sg_dma_len(sg); 27000e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 27010e68c003SMark Haverkamp psg->sg[i].next = 0; 27020e68c003SMark Haverkamp psg->sg[i].prev = 0; 27030e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 27040e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 27050e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 27060e68c003SMark Haverkamp psg->sg[i].flags = 0; 27070e68c003SMark Haverkamp byte_count += count; 27080e68c003SMark Haverkamp } 2709727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 27100e68c003SMark Haverkamp /* hba wants the size to be exact */ 2711727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 27120e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2713727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 27140e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2715727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 27160e68c003SMark Haverkamp } 27170e68c003SMark Haverkamp /* Check for command underflow */ 27180e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 27190e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 27200e68c003SMark Haverkamp byte_count, scsicmd->underflow); 27210e68c003SMark Haverkamp } 27220e68c003SMark Haverkamp } 27230e68c003SMark Haverkamp return byte_count; 27240e68c003SMark Haverkamp } 27250e68c003SMark Haverkamp 27261da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 27271da177e4SLinus Torvalds 27281da177e4SLinus Torvalds struct aac_srb_status_info { 27291da177e4SLinus Torvalds u32 status; 27301da177e4SLinus Torvalds char *str; 27311da177e4SLinus Torvalds }; 27321da177e4SLinus Torvalds 27331da177e4SLinus Torvalds 27341da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 27351da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 27361da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 27371da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 27381da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 27391da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 27401da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 27411da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 27421da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 27431da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 27441da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 27451da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 27461da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 27471da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 27481da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 27491da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 27501da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 27511da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 27521da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 27531da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 27541da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 27551da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 27561da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 27571da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 27581da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 27591da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 27601da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 27611da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 27621da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 27631da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 27641da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 27651da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 27661da177e4SLinus Torvalds { 0xff, "Unknown Error"} 27671da177e4SLinus Torvalds }; 27681da177e4SLinus Torvalds 27691da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 27701da177e4SLinus Torvalds { 27711da177e4SLinus Torvalds int i; 27721da177e4SLinus Torvalds 27736391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 27746391a113STobias Klauser if (srb_status_info[i].status == status) 27751da177e4SLinus Torvalds return srb_status_info[i].str; 27761da177e4SLinus Torvalds 27771da177e4SLinus Torvalds return "Bad Status Code"; 27781da177e4SLinus Torvalds } 27791da177e4SLinus Torvalds 27801da177e4SLinus Torvalds #endif 2781