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> 341da177e4SLinus Torvalds #include <asm/semaphore.h> 351da177e4SLinus Torvalds #include <asm/uaccess.h> 363a0086a8SSalyzyn, Mark #include <linux/highmem.h> /* For flush_kernel_dcache_page */ 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 3693a0086a8SSalyzyn, Mark flush_kernel_dcache_page(kmap_atomic_to_page(buf - sg->offset)); 3703b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3713b2946ccSMark Haverkamp 3723b2946ccSMark Haverkamp } 3733b2946ccSMark Haverkamp 3741da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3751da177e4SLinus Torvalds { 3761da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3771da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3781da177e4SLinus Torvalds 3791da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3801da177e4SLinus Torvalds 38103d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 38203d44337SMark Haverkamp return; 38303d44337SMark Haverkamp 3841da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 385125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 3861da177e4SLinus Torvalds 3871da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3881da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3891da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3901da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3911da177e4SLinus Torvalds char *sp = get_name_reply->data; 3921da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 3931da177e4SLinus Torvalds while (*sp == ' ') 3941da177e4SLinus Torvalds ++sp; 3953b2946ccSMark Haverkamp if (*sp) { 3963b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 3973b2946ccSMark Haverkamp int count = sizeof(d); 3983b2946ccSMark Haverkamp char *dp = d; 3993b2946ccSMark Haverkamp do { 4001da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4011da177e4SLinus Torvalds } while (--count > 0); 4023b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4033b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4041da177e4SLinus Torvalds } 4053b2946ccSMark Haverkamp } 4063b2946ccSMark Haverkamp 4071da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4081da177e4SLinus Torvalds 409bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 410bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4118e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4121da177e4SLinus Torvalds } 4131da177e4SLinus Torvalds 4141da177e4SLinus Torvalds /** 4151da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4161da177e4SLinus Torvalds */ 4179e7c349cSMark Haverkamp static int aac_get_container_name(struct scsi_cmnd * scsicmd) 4181da177e4SLinus Torvalds { 4191da177e4SLinus Torvalds int status; 4201da177e4SLinus Torvalds struct aac_get_name *dinfo; 4211da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4221da177e4SLinus Torvalds struct aac_dev * dev; 4231da177e4SLinus Torvalds 4241da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4251da177e4SLinus Torvalds 426bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4271da177e4SLinus Torvalds return -ENOMEM; 4281da177e4SLinus Torvalds 429bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4301da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4311da177e4SLinus Torvalds 4321da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4331da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4349e7c349cSMark Haverkamp dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 4351da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4361da177e4SLinus Torvalds 437bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4381da177e4SLinus Torvalds cmd_fibcontext, 4391da177e4SLinus Torvalds sizeof (struct aac_get_name), 4401da177e4SLinus Torvalds FsaNormal, 4411da177e4SLinus Torvalds 0, 1, 4421da177e4SLinus Torvalds (fib_callback)get_container_name_callback, 4431da177e4SLinus Torvalds (void *) scsicmd); 4441da177e4SLinus Torvalds 4451da177e4SLinus Torvalds /* 4461da177e4SLinus Torvalds * Check that the command queued to the controller 4471da177e4SLinus Torvalds */ 44877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 44977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4501da177e4SLinus Torvalds return 0; 45177d644d4SMark Haverkamp } 4521da177e4SLinus Torvalds 453bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 454bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 455bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4561da177e4SLinus Torvalds return -1; 4571da177e4SLinus Torvalds } 4581da177e4SLinus Torvalds 459fe76df42SMark Haverkamp static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) 460fe76df42SMark Haverkamp { 461fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 462fe76df42SMark Haverkamp 4631a655040SSalyzyn, Mark if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) 464fe76df42SMark Haverkamp return aac_scsi_cmd(scsicmd); 465fe76df42SMark Haverkamp 466fe76df42SMark Haverkamp scsicmd->result = DID_NO_CONNECT << 16; 467fe76df42SMark Haverkamp scsicmd->scsi_done(scsicmd); 468fe76df42SMark Haverkamp return 0; 469fe76df42SMark Haverkamp } 470fe76df42SMark Haverkamp 4711a655040SSalyzyn, Mark static void _aac_probe_container2(void * context, struct fib * fibptr) 472fe76df42SMark Haverkamp { 47303d44337SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr; 474fe76df42SMark Haverkamp int (*callback)(struct scsi_cmnd *); 47503d44337SMark Haverkamp struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; 47603d44337SMark Haverkamp 47703d44337SMark Haverkamp 4781a655040SSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 4791a655040SSalyzyn, Mark return; 480fe76df42SMark Haverkamp 481fe76df42SMark Haverkamp scsicmd->SCp.Status = 0; 4821a655040SSalyzyn, Mark fsa_dev_ptr = fibptr->dev->fsa_dev; 483fe76df42SMark Haverkamp if (fsa_dev_ptr) { 484fe76df42SMark Haverkamp struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); 485fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 486fe76df42SMark Haverkamp 487fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 488fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 489fe76df42SMark Haverkamp (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 490fe76df42SMark Haverkamp fsa_dev_ptr->valid = 1; 491fe76df42SMark Haverkamp fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); 492fe76df42SMark Haverkamp fsa_dev_ptr->size 493fe76df42SMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 494fe76df42SMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 495fe76df42SMark Haverkamp fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); 496fe76df42SMark Haverkamp } 497fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) 498fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 499fe76df42SMark Haverkamp scsicmd->SCp.Status = le32_to_cpu(dresp->count); 500fe76df42SMark Haverkamp } 501fe76df42SMark Haverkamp aac_fib_complete(fibptr); 502fe76df42SMark Haverkamp aac_fib_free(fibptr); 503fe76df42SMark Haverkamp callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); 504fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 5051a655040SSalyzyn, Mark (*callback)(scsicmd); 5061a655040SSalyzyn, Mark return; 507fe76df42SMark Haverkamp } 508fe76df42SMark Haverkamp 5091a655040SSalyzyn, Mark static void _aac_probe_container1(void * context, struct fib * fibptr) 510fe76df42SMark Haverkamp { 511fe76df42SMark Haverkamp struct scsi_cmnd * scsicmd; 512fe76df42SMark Haverkamp struct aac_mount * dresp; 513fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 514fe76df42SMark Haverkamp int status; 515fe76df42SMark Haverkamp 516fe76df42SMark Haverkamp dresp = (struct aac_mount *) fib_data(fibptr); 517fe76df42SMark Haverkamp dresp->mnt[0].capacityhigh = 0; 518fe76df42SMark Haverkamp if ((le32_to_cpu(dresp->status) != ST_OK) || 5191a655040SSalyzyn, Mark (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { 5201a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 5211a655040SSalyzyn, Mark return; 5221a655040SSalyzyn, Mark } 523fe76df42SMark Haverkamp scsicmd = (struct scsi_cmnd *) context; 524fe76df42SMark Haverkamp 52503d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 5261a655040SSalyzyn, Mark return; 52703d44337SMark Haverkamp 528fe76df42SMark Haverkamp aac_fib_init(fibptr); 529fe76df42SMark Haverkamp 530fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 531fe76df42SMark Haverkamp 532fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 533fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 534fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 535fe76df42SMark Haverkamp 536fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 537fe76df42SMark Haverkamp fibptr, 538fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 539fe76df42SMark Haverkamp FsaNormal, 540fe76df42SMark Haverkamp 0, 1, 5411a655040SSalyzyn, Mark _aac_probe_container2, 542fe76df42SMark Haverkamp (void *) scsicmd); 543fe76df42SMark Haverkamp /* 544fe76df42SMark Haverkamp * Check that the command queued to the controller 545fe76df42SMark Haverkamp */ 5461a655040SSalyzyn, Mark if (status == -EINPROGRESS) 547fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 5481a655040SSalyzyn, Mark else if (status < 0) { 549fe76df42SMark Haverkamp /* Inherit results from VM_NameServe, if any */ 550fe76df42SMark Haverkamp dresp->status = cpu_to_le32(ST_OK); 5511a655040SSalyzyn, Mark _aac_probe_container2(context, fibptr); 552fe76df42SMark Haverkamp } 553fe76df42SMark Haverkamp } 554fe76df42SMark Haverkamp 555fe76df42SMark Haverkamp static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) 556fe76df42SMark Haverkamp { 557fe76df42SMark Haverkamp struct fib * fibptr; 558fe76df42SMark Haverkamp int status = -ENOMEM; 559fe76df42SMark Haverkamp 560fe76df42SMark Haverkamp if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { 561fe76df42SMark Haverkamp struct aac_query_mount *dinfo; 562fe76df42SMark Haverkamp 563fe76df42SMark Haverkamp aac_fib_init(fibptr); 564fe76df42SMark Haverkamp 565fe76df42SMark Haverkamp dinfo = (struct aac_query_mount *)fib_data(fibptr); 566fe76df42SMark Haverkamp 567fe76df42SMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe); 568fe76df42SMark Haverkamp dinfo->count = cpu_to_le32(scmd_id(scsicmd)); 569fe76df42SMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 570fe76df42SMark Haverkamp scsicmd->SCp.ptr = (char *)callback; 571fe76df42SMark Haverkamp 572fe76df42SMark Haverkamp status = aac_fib_send(ContainerCommand, 573fe76df42SMark Haverkamp fibptr, 574fe76df42SMark Haverkamp sizeof(struct aac_query_mount), 575fe76df42SMark Haverkamp FsaNormal, 576fe76df42SMark Haverkamp 0, 1, 5771a655040SSalyzyn, Mark _aac_probe_container1, 578fe76df42SMark Haverkamp (void *) scsicmd); 579fe76df42SMark Haverkamp /* 580fe76df42SMark Haverkamp * Check that the command queued to the controller 581fe76df42SMark Haverkamp */ 582fe76df42SMark Haverkamp if (status == -EINPROGRESS) { 583fe76df42SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 584fe76df42SMark Haverkamp return 0; 585fe76df42SMark Haverkamp } 586fe76df42SMark Haverkamp if (status < 0) { 587fe76df42SMark Haverkamp scsicmd->SCp.ptr = NULL; 588fe76df42SMark Haverkamp aac_fib_complete(fibptr); 589fe76df42SMark Haverkamp aac_fib_free(fibptr); 590fe76df42SMark Haverkamp } 591fe76df42SMark Haverkamp } 592fe76df42SMark Haverkamp if (status < 0) { 593fe76df42SMark Haverkamp struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; 594fe76df42SMark Haverkamp if (fsa_dev_ptr) { 595fe76df42SMark Haverkamp fsa_dev_ptr += scmd_id(scsicmd); 596fe76df42SMark Haverkamp if ((fsa_dev_ptr->valid & 1) == 0) { 597fe76df42SMark Haverkamp fsa_dev_ptr->valid = 0; 598fe76df42SMark Haverkamp return (*callback)(scsicmd); 599fe76df42SMark Haverkamp } 600fe76df42SMark Haverkamp } 601fe76df42SMark Haverkamp } 602fe76df42SMark Haverkamp return status; 603fe76df42SMark Haverkamp } 604fe76df42SMark Haverkamp 6051da177e4SLinus Torvalds /** 606bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 6071da177e4SLinus Torvalds * @dev: device to query 6081da177e4SLinus Torvalds * @cid: container identifier 6091da177e4SLinus Torvalds * 6101da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 6111da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 6121da177e4SLinus Torvalds */ 613fe76df42SMark Haverkamp static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) 614fe76df42SMark Haverkamp { 615fe76df42SMark Haverkamp scsicmd->device = NULL; 616fe76df42SMark Haverkamp return 0; 617fe76df42SMark Haverkamp } 6181da177e4SLinus Torvalds 619bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 6201da177e4SLinus Torvalds { 621fe76df42SMark Haverkamp struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); 622fe76df42SMark Haverkamp struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); 6231da177e4SLinus Torvalds int status; 6241da177e4SLinus Torvalds 625fe76df42SMark Haverkamp if (!scsicmd || !scsidev) { 626fe76df42SMark Haverkamp kfree(scsicmd); 627fe76df42SMark Haverkamp kfree(scsidev); 62890ee3466SMark Haverkamp return -ENOMEM; 6291da177e4SLinus Torvalds } 630fe76df42SMark Haverkamp scsicmd->list.next = NULL; 6311a655040SSalyzyn, Mark scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; 6321da177e4SLinus Torvalds 633fe76df42SMark Haverkamp scsicmd->device = scsidev; 634fe76df42SMark Haverkamp scsidev->sdev_state = 0; 635fe76df42SMark Haverkamp scsidev->id = cid; 636fe76df42SMark Haverkamp scsidev->host = dev->scsi_host_ptr; 6371da177e4SLinus Torvalds 638fe76df42SMark Haverkamp if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) 639fe76df42SMark Haverkamp while (scsicmd->device == scsidev) 640fe76df42SMark Haverkamp schedule(); 641802ae2f0SSalyzyn, Mark kfree(scsidev); 642fe76df42SMark Haverkamp status = scsicmd->SCp.Status; 643fe76df42SMark Haverkamp kfree(scsicmd); 6441da177e4SLinus Torvalds return status; 6451da177e4SLinus Torvalds } 6461da177e4SLinus Torvalds 6471da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 6481da177e4SLinus Torvalds struct scsi_inq { 6491da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 6501da177e4SLinus Torvalds char pid[16]; /* Product ID */ 6511da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 6521da177e4SLinus Torvalds }; 6531da177e4SLinus Torvalds 6541da177e4SLinus Torvalds /** 6551da177e4SLinus Torvalds * InqStrCopy - string merge 6561da177e4SLinus Torvalds * @a: string to copy from 6571da177e4SLinus Torvalds * @b: string to copy to 6581da177e4SLinus Torvalds * 6591da177e4SLinus Torvalds * Copy a String from one location to another 6601da177e4SLinus Torvalds * without copying \0 6611da177e4SLinus Torvalds */ 6621da177e4SLinus Torvalds 6631da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 6641da177e4SLinus Torvalds { 6651da177e4SLinus Torvalds 6661da177e4SLinus Torvalds while (*a != (char)0) 6671da177e4SLinus Torvalds *b++ = *a++; 6681da177e4SLinus Torvalds } 6691da177e4SLinus Torvalds 6701da177e4SLinus Torvalds static char *container_types[] = { 6711da177e4SLinus Torvalds "None", 6721da177e4SLinus Torvalds "Volume", 6731da177e4SLinus Torvalds "Mirror", 6741da177e4SLinus Torvalds "Stripe", 6751da177e4SLinus Torvalds "RAID5", 6761da177e4SLinus Torvalds "SSRW", 6771da177e4SLinus Torvalds "SSRO", 6781da177e4SLinus Torvalds "Morph", 6791da177e4SLinus Torvalds "Legacy", 6801da177e4SLinus Torvalds "RAID4", 6811da177e4SLinus Torvalds "RAID10", 6821da177e4SLinus Torvalds "RAID00", 6831da177e4SLinus Torvalds "V-MIRRORS", 6841da177e4SLinus Torvalds "PSEUDO R4", 6851da177e4SLinus Torvalds "RAID50", 68684971738SMark Haverkamp "RAID5D", 68784971738SMark Haverkamp "RAID5D0", 68884971738SMark Haverkamp "RAID1E", 68984971738SMark Haverkamp "RAID6", 69084971738SMark Haverkamp "RAID60", 6911da177e4SLinus Torvalds "Unknown" 6921da177e4SLinus Torvalds }; 6931da177e4SLinus Torvalds 69417eaaceeSSalyzyn, Mark char * get_container_type(unsigned tindex) 69517eaaceeSSalyzyn, Mark { 69617eaaceeSSalyzyn, Mark if (tindex >= ARRAY_SIZE(container_types)) 69717eaaceeSSalyzyn, Mark tindex = ARRAY_SIZE(container_types) - 1; 69817eaaceeSSalyzyn, Mark return container_types[tindex]; 69917eaaceeSSalyzyn, Mark } 7001da177e4SLinus Torvalds 7011da177e4SLinus Torvalds /* Function: setinqstr 7021da177e4SLinus Torvalds * 7031da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 7041da177e4SLinus Torvalds * 7051da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 7061da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 7071da177e4SLinus Torvalds * files instead of in OS dependant driver source. 7081da177e4SLinus Torvalds */ 7091da177e4SLinus Torvalds 710794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 7111da177e4SLinus Torvalds { 7121da177e4SLinus Torvalds struct scsi_inq *str; 7131da177e4SLinus Torvalds 7141da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 715794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 716794d0601SMark Haverkamp 717794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 718794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 7193bc8070fSSalyzyn, Mark int c; 7203bc8070fSSalyzyn, Mark if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) 7213bc8070fSSalyzyn, Mark inqstrcpy("SMC", str->vid); 7223bc8070fSSalyzyn, Mark else { 7233bc8070fSSalyzyn, Mark c = sizeof(str->vid); 724794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 725794d0601SMark Haverkamp ++cp; 726794d0601SMark Haverkamp c = *cp; 727794d0601SMark Haverkamp *cp = '\0'; 728794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 729794d0601SMark Haverkamp str->vid); 730794d0601SMark Haverkamp *cp = c; 731794d0601SMark Haverkamp while (*cp && *cp != ' ') 732794d0601SMark Haverkamp ++cp; 7333bc8070fSSalyzyn, Mark } 734794d0601SMark Haverkamp while (*cp == ' ') 735794d0601SMark Haverkamp ++cp; 736794d0601SMark Haverkamp /* last six chars reserved for vol type */ 737794d0601SMark Haverkamp c = 0; 738794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 739794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 740794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 741794d0601SMark Haverkamp } 742794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 743794d0601SMark Haverkamp if (c) 744794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 745794d0601SMark Haverkamp } else { 746794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 7471da177e4SLinus Torvalds 7481da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 749794d0601SMark Haverkamp /* last six chars reserved for vol type */ 750794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 751794d0601SMark Haverkamp } 7521da177e4SLinus Torvalds 7536391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 7541da177e4SLinus Torvalds char *findit = str->pid; 7551da177e4SLinus Torvalds 7561da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 7571da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 7581da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 7591da177e4SLinus Torvalds *(findit -= 4) = ' '; 760794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 761794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 7621da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 7631da177e4SLinus Torvalds } 7641da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 7651da177e4SLinus Torvalds } 7661da177e4SLinus Torvalds 76788e2f98eSSalyzyn, Mark static void get_container_serial_callback(void *context, struct fib * fibptr) 76888e2f98eSSalyzyn, Mark { 76988e2f98eSSalyzyn, Mark struct aac_get_serial_resp * get_serial_reply; 77088e2f98eSSalyzyn, Mark struct scsi_cmnd * scsicmd; 77188e2f98eSSalyzyn, Mark 77288e2f98eSSalyzyn, Mark BUG_ON(fibptr == NULL); 77388e2f98eSSalyzyn, Mark 77488e2f98eSSalyzyn, Mark scsicmd = (struct scsi_cmnd *) context; 77588e2f98eSSalyzyn, Mark if (!aac_valid_context(scsicmd, fibptr)) 77688e2f98eSSalyzyn, Mark return; 77788e2f98eSSalyzyn, Mark 77888e2f98eSSalyzyn, Mark get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); 77988e2f98eSSalyzyn, Mark /* Failure is irrelevant, using default value instead */ 78088e2f98eSSalyzyn, Mark if (le32_to_cpu(get_serial_reply->status) == CT_OK) { 78188e2f98eSSalyzyn, Mark char sp[13]; 78288e2f98eSSalyzyn, Mark /* EVPD bit set */ 78388e2f98eSSalyzyn, Mark sp[0] = INQD_PDT_DA; 78488e2f98eSSalyzyn, Mark sp[1] = scsicmd->cmnd[2]; 78588e2f98eSSalyzyn, Mark sp[2] = 0; 78688e2f98eSSalyzyn, Mark sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", 78788e2f98eSSalyzyn, Mark le32_to_cpu(get_serial_reply->uid)); 78888e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, sp, 0, sizeof(sp)); 78988e2f98eSSalyzyn, Mark } 79088e2f98eSSalyzyn, Mark 79188e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 79288e2f98eSSalyzyn, Mark 79388e2f98eSSalyzyn, Mark aac_fib_complete(fibptr); 79488e2f98eSSalyzyn, Mark aac_fib_free(fibptr); 79588e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 79688e2f98eSSalyzyn, Mark } 79788e2f98eSSalyzyn, Mark 79888e2f98eSSalyzyn, Mark /** 79988e2f98eSSalyzyn, Mark * aac_get_container_serial - get container serial, none blocking. 80088e2f98eSSalyzyn, Mark */ 80188e2f98eSSalyzyn, Mark static int aac_get_container_serial(struct scsi_cmnd * scsicmd) 80288e2f98eSSalyzyn, Mark { 80388e2f98eSSalyzyn, Mark int status; 80488e2f98eSSalyzyn, Mark struct aac_get_serial *dinfo; 80588e2f98eSSalyzyn, Mark struct fib * cmd_fibcontext; 80688e2f98eSSalyzyn, Mark struct aac_dev * dev; 80788e2f98eSSalyzyn, Mark 80888e2f98eSSalyzyn, Mark dev = (struct aac_dev *)scsicmd->device->host->hostdata; 80988e2f98eSSalyzyn, Mark 81088e2f98eSSalyzyn, Mark if (!(cmd_fibcontext = aac_fib_alloc(dev))) 81188e2f98eSSalyzyn, Mark return -ENOMEM; 81288e2f98eSSalyzyn, Mark 81388e2f98eSSalyzyn, Mark aac_fib_init(cmd_fibcontext); 81488e2f98eSSalyzyn, Mark dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); 81588e2f98eSSalyzyn, Mark 81688e2f98eSSalyzyn, Mark dinfo->command = cpu_to_le32(VM_ContainerConfig); 81788e2f98eSSalyzyn, Mark dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); 81888e2f98eSSalyzyn, Mark dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); 81988e2f98eSSalyzyn, Mark 82088e2f98eSSalyzyn, Mark status = aac_fib_send(ContainerCommand, 82188e2f98eSSalyzyn, Mark cmd_fibcontext, 82288e2f98eSSalyzyn, Mark sizeof (struct aac_get_serial), 82388e2f98eSSalyzyn, Mark FsaNormal, 82488e2f98eSSalyzyn, Mark 0, 1, 82588e2f98eSSalyzyn, Mark (fib_callback) get_container_serial_callback, 82688e2f98eSSalyzyn, Mark (void *) scsicmd); 82788e2f98eSSalyzyn, Mark 82888e2f98eSSalyzyn, Mark /* 82988e2f98eSSalyzyn, Mark * Check that the command queued to the controller 83088e2f98eSSalyzyn, Mark */ 83188e2f98eSSalyzyn, Mark if (status == -EINPROGRESS) { 83288e2f98eSSalyzyn, Mark scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 83388e2f98eSSalyzyn, Mark return 0; 83488e2f98eSSalyzyn, Mark } 83588e2f98eSSalyzyn, Mark 83688e2f98eSSalyzyn, Mark printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); 83788e2f98eSSalyzyn, Mark aac_fib_complete(cmd_fibcontext); 83888e2f98eSSalyzyn, Mark aac_fib_free(cmd_fibcontext); 83988e2f98eSSalyzyn, Mark return -1; 84088e2f98eSSalyzyn, Mark } 84188e2f98eSSalyzyn, Mark 84288e2f98eSSalyzyn, Mark /* Function: setinqserial 84388e2f98eSSalyzyn, Mark * 84488e2f98eSSalyzyn, Mark * Arguments: [1] pointer to void [1] int 84588e2f98eSSalyzyn, Mark * 84688e2f98eSSalyzyn, Mark * Purpose: Sets SCSI Unit Serial number. 84788e2f98eSSalyzyn, Mark * This is a fake. We should read a proper 84888e2f98eSSalyzyn, Mark * serial number from the container. <SuSE>But 84988e2f98eSSalyzyn, Mark * without docs it's quite hard to do it :-) 85088e2f98eSSalyzyn, Mark * So this will have to do in the meantime.</SuSE> 85188e2f98eSSalyzyn, Mark */ 85288e2f98eSSalyzyn, Mark 85388e2f98eSSalyzyn, Mark static int setinqserial(struct aac_dev *dev, void *data, int cid) 85488e2f98eSSalyzyn, Mark { 85588e2f98eSSalyzyn, Mark /* 85688e2f98eSSalyzyn, Mark * This breaks array migration. 85788e2f98eSSalyzyn, Mark */ 85888e2f98eSSalyzyn, Mark return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", 85988e2f98eSSalyzyn, Mark le32_to_cpu(dev->adapter_info.serial[0]), cid); 86088e2f98eSSalyzyn, Mark } 86188e2f98eSSalyzyn, Mark 8628e31e607SSalyzyn, Mark static inline void set_sense(struct sense_data *sense_data, u8 sense_key, 8638e31e607SSalyzyn, Mark u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) 8641da177e4SLinus Torvalds { 8658e31e607SSalyzyn, Mark u8 *sense_buf = (u8 *)sense_data; 8668e31e607SSalyzyn, Mark /* Sense data valid, err code 70h */ 8678e31e607SSalyzyn, Mark sense_buf[0] = 0x70; /* No info field */ 8681da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 8691da177e4SLinus Torvalds 8701da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 8711da177e4SLinus Torvalds 8721da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 8731da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 8748e31e607SSalyzyn, Mark 8751da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 8768e31e607SSalyzyn, Mark sense_buf[7] = 10; /* Additional sense length */ 8771da177e4SLinus Torvalds 8788e31e607SSalyzyn, Mark sense_buf[15] = bit_pointer; 8791da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 8801da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 8818e31e607SSalyzyn, Mark sense_buf[15] |= 0xc0;/* Std sense key specific field */ 8821da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 8831da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 8841da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 8858e31e607SSalyzyn, Mark } else 8868e31e607SSalyzyn, Mark sense_buf[7] = 6; /* Additional sense length */ 8871da177e4SLinus Torvalds } 8881da177e4SLinus Torvalds 889e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 890e8f32de5SMark Haverkamp { 891e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 892e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 893e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 894e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 895e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 8968e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 8978e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 8988e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 899e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9003ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 9013ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 902e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 903e8f32de5SMark Haverkamp return 1; 904e8f32de5SMark Haverkamp } 905e8f32de5SMark Haverkamp return 0; 906e8f32de5SMark Haverkamp } 907e8f32de5SMark Haverkamp 908e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 909e8f32de5SMark Haverkamp { 910e8f32de5SMark Haverkamp return 0; 911e8f32de5SMark Haverkamp } 912e8f32de5SMark Haverkamp 913e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 914e8f32de5SMark Haverkamp 915e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 916e8f32de5SMark Haverkamp { 917e8f32de5SMark Haverkamp u16 fibsize; 918e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 919e8f32de5SMark Haverkamp aac_fib_init(fib); 920e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 921e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 922e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 923e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 924e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 9259d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 926e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 927e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 928e8f32de5SMark Haverkamp 929e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 930e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 931e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 932e8f32de5SMark Haverkamp /* 933e8f32de5SMark Haverkamp * Now send the Fib to the adapter 934e8f32de5SMark Haverkamp */ 935e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 936e8f32de5SMark Haverkamp fib, 937e8f32de5SMark Haverkamp fibsize, 938e8f32de5SMark Haverkamp FsaNormal, 939e8f32de5SMark Haverkamp 0, 1, 940e8f32de5SMark Haverkamp (fib_callback) io_callback, 941e8f32de5SMark Haverkamp (void *) cmd); 942e8f32de5SMark Haverkamp } 943e8f32de5SMark Haverkamp 944e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 945e8f32de5SMark Haverkamp { 946e8f32de5SMark Haverkamp u16 fibsize; 947e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 948e8f32de5SMark Haverkamp aac_fib_init(fib); 949e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 950e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 951e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 952e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 953e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 954e8f32de5SMark Haverkamp readcmd->pad = 0; 955e8f32de5SMark Haverkamp readcmd->flags = 0; 956e8f32de5SMark Haverkamp 957e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 958e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 959e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 960e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 961e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 962e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 963e8f32de5SMark Haverkamp /* 964e8f32de5SMark Haverkamp * Now send the Fib to the adapter 965e8f32de5SMark Haverkamp */ 966e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 967e8f32de5SMark Haverkamp fib, 968e8f32de5SMark Haverkamp fibsize, 969e8f32de5SMark Haverkamp FsaNormal, 970e8f32de5SMark Haverkamp 0, 1, 971e8f32de5SMark Haverkamp (fib_callback) io_callback, 972e8f32de5SMark Haverkamp (void *) cmd); 973e8f32de5SMark Haverkamp } 974e8f32de5SMark Haverkamp 975e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 976e8f32de5SMark Haverkamp { 977e8f32de5SMark Haverkamp u16 fibsize; 978e8f32de5SMark Haverkamp struct aac_read *readcmd; 979e8f32de5SMark Haverkamp aac_fib_init(fib); 980e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 981e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 982f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 983e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 984e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 985e8f32de5SMark Haverkamp 986e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 987e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 988e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 989e8f32de5SMark Haverkamp sizeof (struct sgentry)); 990e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 991e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 992e8f32de5SMark Haverkamp /* 993e8f32de5SMark Haverkamp * Now send the Fib to the adapter 994e8f32de5SMark Haverkamp */ 995e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 996e8f32de5SMark Haverkamp fib, 997e8f32de5SMark Haverkamp fibsize, 998e8f32de5SMark Haverkamp FsaNormal, 999e8f32de5SMark Haverkamp 0, 1, 1000e8f32de5SMark Haverkamp (fib_callback) io_callback, 1001e8f32de5SMark Haverkamp (void *) cmd); 1002e8f32de5SMark Haverkamp } 1003e8f32de5SMark Haverkamp 10049d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1005e8f32de5SMark Haverkamp { 1006e8f32de5SMark Haverkamp u16 fibsize; 1007e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 1008e8f32de5SMark Haverkamp aac_fib_init(fib); 1009e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1010e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1011e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1012e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 1013e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 101495e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 101595e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 10169d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 10179d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 1018e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1019e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 1020e8f32de5SMark Haverkamp 1021e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 1022e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1023e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1024e8f32de5SMark Haverkamp /* 1025e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1026e8f32de5SMark Haverkamp */ 1027e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 1028e8f32de5SMark Haverkamp fib, 1029e8f32de5SMark Haverkamp fibsize, 1030e8f32de5SMark Haverkamp FsaNormal, 1031e8f32de5SMark Haverkamp 0, 1, 1032e8f32de5SMark Haverkamp (fib_callback) io_callback, 1033e8f32de5SMark Haverkamp (void *) cmd); 1034e8f32de5SMark Haverkamp } 1035e8f32de5SMark Haverkamp 10369d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1037e8f32de5SMark Haverkamp { 1038e8f32de5SMark Haverkamp u16 fibsize; 1039e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 1040e8f32de5SMark Haverkamp aac_fib_init(fib); 1041e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1042e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1043e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1044e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1045e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1046e8f32de5SMark Haverkamp writecmd->pad = 0; 1047e8f32de5SMark Haverkamp writecmd->flags = 0; 1048e8f32de5SMark Haverkamp 1049e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 1050e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1051e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1052e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1053e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1054e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1055e8f32de5SMark Haverkamp /* 1056e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1057e8f32de5SMark Haverkamp */ 1058e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1059e8f32de5SMark Haverkamp fib, 1060e8f32de5SMark Haverkamp fibsize, 1061e8f32de5SMark Haverkamp FsaNormal, 1062e8f32de5SMark Haverkamp 0, 1, 1063e8f32de5SMark Haverkamp (fib_callback) io_callback, 1064e8f32de5SMark Haverkamp (void *) cmd); 1065e8f32de5SMark Haverkamp } 1066e8f32de5SMark Haverkamp 10679d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1068e8f32de5SMark Haverkamp { 1069e8f32de5SMark Haverkamp u16 fibsize; 1070e8f32de5SMark Haverkamp struct aac_write *writecmd; 1071e8f32de5SMark Haverkamp aac_fib_init(fib); 1072e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1073e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1074f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1075e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1076e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 1077e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1078e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1079e8f32de5SMark Haverkamp 1080e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 1081e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1082e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1083e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1084e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1085e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1086e8f32de5SMark Haverkamp /* 1087e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1088e8f32de5SMark Haverkamp */ 1089e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1090e8f32de5SMark Haverkamp fib, 1091e8f32de5SMark Haverkamp fibsize, 1092e8f32de5SMark Haverkamp FsaNormal, 1093e8f32de5SMark Haverkamp 0, 1, 1094e8f32de5SMark Haverkamp (fib_callback) io_callback, 1095e8f32de5SMark Haverkamp (void *) cmd); 1096e8f32de5SMark Haverkamp } 1097e8f32de5SMark Haverkamp 1098e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1099e8f32de5SMark Haverkamp { 1100e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1101e8f32de5SMark Haverkamp u32 flag; 1102e8f32de5SMark Haverkamp u32 timeout; 1103e8f32de5SMark Haverkamp 1104e8f32de5SMark Haverkamp aac_fib_init(fib); 1105e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1106e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1107e8f32de5SMark Haverkamp flag = SRB_DataOut; 1108e8f32de5SMark Haverkamp break; 1109e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1110e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1111e8f32de5SMark Haverkamp break; 1112e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1113e8f32de5SMark Haverkamp flag = SRB_DataIn; 1114e8f32de5SMark Haverkamp break; 1115e8f32de5SMark Haverkamp case DMA_NONE: 1116e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1117e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1118e8f32de5SMark Haverkamp break; 1119e8f32de5SMark Haverkamp } 1120e8f32de5SMark Haverkamp 1121e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1122e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1123e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1124e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1125e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1126e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1127e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1128e8f32de5SMark Haverkamp if (timeout == 0) 1129e8f32de5SMark Haverkamp timeout = 1; 1130e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1131e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1132e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1133e8f32de5SMark Haverkamp return srbcmd; 1134e8f32de5SMark Haverkamp } 1135e8f32de5SMark Haverkamp 1136e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1137e8f32de5SMark Haverkamp 1138e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1139e8f32de5SMark Haverkamp { 1140e8f32de5SMark Haverkamp u16 fibsize; 1141e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1142e8f32de5SMark Haverkamp 1143e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1144727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1145e8f32de5SMark Haverkamp 1146e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1147e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1148e8f32de5SMark Haverkamp /* 1149e8f32de5SMark Haverkamp * Build Scatter/Gather list 1150e8f32de5SMark Haverkamp */ 1151e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1152e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1153e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1154e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1155e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1156e8f32de5SMark Haverkamp 1157e8f32de5SMark Haverkamp /* 1158e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1159e8f32de5SMark Haverkamp */ 1160e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1161e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1162e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1163e8f32de5SMark Haverkamp (void *) cmd); 1164e8f32de5SMark Haverkamp } 1165e8f32de5SMark Haverkamp 1166e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1167e8f32de5SMark Haverkamp { 1168e8f32de5SMark Haverkamp u16 fibsize; 1169e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1170e8f32de5SMark Haverkamp 1171e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1172727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1173e8f32de5SMark Haverkamp 1174e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1175e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1176e8f32de5SMark Haverkamp /* 1177e8f32de5SMark Haverkamp * Build Scatter/Gather list 1178e8f32de5SMark Haverkamp */ 1179e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1180e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1181e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1182e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1183e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1184e8f32de5SMark Haverkamp 1185e8f32de5SMark Haverkamp /* 1186e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1187e8f32de5SMark Haverkamp */ 1188e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1189e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1190e8f32de5SMark Haverkamp } 1191e8f32de5SMark Haverkamp 119294cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 119394cf6ba1SSalyzyn, Mark { 119494cf6ba1SSalyzyn, Mark if ((sizeof(dma_addr_t) > 4) && 119594cf6ba1SSalyzyn, Mark (num_physpages > (0xFFFFFFFFULL >> PAGE_SHIFT)) && 119694cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 119794cf6ba1SSalyzyn, Mark return FAILED; 119894cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 119994cf6ba1SSalyzyn, Mark } 120094cf6ba1SSalyzyn, Mark 12011da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 12021da177e4SLinus Torvalds { 12031da177e4SLinus Torvalds struct fib* fibptr; 12041da177e4SLinus Torvalds int rcode; 12051da177e4SLinus Torvalds u32 tmp; 12067c00ffa3SMark Haverkamp struct aac_adapter_info *info; 120784971738SMark Haverkamp struct aac_bus_info *command; 120884971738SMark Haverkamp struct aac_bus_info_response *bus_info; 12097c00ffa3SMark Haverkamp 1210bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 12111da177e4SLinus Torvalds return -ENOMEM; 12121da177e4SLinus Torvalds 1213bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12141da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 12157c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 12161da177e4SLinus Torvalds 1217bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 12181da177e4SLinus Torvalds fibptr, 12197c00ffa3SMark Haverkamp sizeof(*info), 12201da177e4SLinus Torvalds FsaNormal, 12219203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 12221da177e4SLinus Torvalds NULL, 12231da177e4SLinus Torvalds NULL); 12241da177e4SLinus Torvalds 12257c00ffa3SMark Haverkamp if (rcode < 0) { 1226bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1227bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 12287c00ffa3SMark Haverkamp return rcode; 12297c00ffa3SMark Haverkamp } 12307c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 12317c00ffa3SMark Haverkamp 12327c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 123306a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 12347c00ffa3SMark Haverkamp 1235bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12367c00ffa3SMark Haverkamp 123706a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 12387c00ffa3SMark Haverkamp 123906a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 12407c00ffa3SMark Haverkamp 1241bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 12427c00ffa3SMark Haverkamp fibptr, 124306a43d17SSalyzyn, Mark sizeof(*sinfo), 12447c00ffa3SMark Haverkamp FsaNormal, 12457c00ffa3SMark Haverkamp 1, 1, 12467c00ffa3SMark Haverkamp NULL, 12477c00ffa3SMark Haverkamp NULL); 12487c00ffa3SMark Haverkamp 12497c00ffa3SMark Haverkamp if (rcode >= 0) 125006a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 12517c00ffa3SMark Haverkamp } 12521da177e4SLinus Torvalds 125384971738SMark Haverkamp 125484971738SMark Haverkamp /* 125584971738SMark Haverkamp * GetBusInfo 125684971738SMark Haverkamp */ 125784971738SMark Haverkamp 1258bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 125984971738SMark Haverkamp 126084971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 126184971738SMark Haverkamp 126284971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 126384971738SMark Haverkamp 126484971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 126584971738SMark Haverkamp 126684971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 126784971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 126884971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 126984971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 127084971738SMark Haverkamp 1271bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 127284971738SMark Haverkamp fibptr, 127384971738SMark Haverkamp sizeof (*bus_info), 127484971738SMark Haverkamp FsaNormal, 127584971738SMark Haverkamp 1, 1, 127684971738SMark Haverkamp NULL, NULL); 127784971738SMark Haverkamp 127894cf6ba1SSalyzyn, Mark /* reasoned default */ 127994cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 128084971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 128184971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 128284971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 128384971738SMark Haverkamp } 128484971738SMark Haverkamp 12858c867b25SMark Haverkamp if (!dev->in_reset) { 128624f02e1dSSalyzyn, Mark char buffer[16]; 12871da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 12887c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 12891da177e4SLinus Torvalds dev->name, 12901da177e4SLinus Torvalds dev->id, 12911da177e4SLinus Torvalds tmp>>24, 12921da177e4SLinus Torvalds (tmp>>16)&0xff, 12931da177e4SLinus Torvalds tmp&0xff, 12947c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 12957c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 12967c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 12971da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 12981da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 12991da177e4SLinus Torvalds dev->name, dev->id, 13001da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13011da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 13021da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 13031da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 13041da177e4SLinus Torvalds dev->name, dev->id, 13051da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13061da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 130724f02e1dSSalyzyn, Mark buffer[0] = '\0'; 130824f02e1dSSalyzyn, Mark if (aac_show_serial_number( 130924f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 131024f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 131124f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1312a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1313a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1314a45c863fSSalyzyn, Mark dev->name, dev->id, 1315a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1316a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1317a45c863fSSalyzyn, Mark } 1318a3940da5SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset != 1) && 131929c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1320a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 132129c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 132229c97684SSalyzyn, Mark dev->name, dev->id); 132329c97684SSalyzyn, Mark } 13248c867b25SMark Haverkamp } 13251da177e4SLinus Torvalds 132695e852e1SSalyzyn, Mark dev->cache_protected = 0; 1327cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 1328cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 13291da177e4SLinus Torvalds dev->nondasd_support = 0; 13301da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 133195e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 13321da177e4SLinus Torvalds dev->nondasd_support = 1; 13331da177e4SLinus Torvalds 13341da177e4SLinus Torvalds /* 13351da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 13361da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 13371da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 13381da177e4SLinus Torvalds * additional changes changes will have to be made to support 13391da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 13401da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 13411da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 13421da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 13431da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 13441da177e4SLinus Torvalds */ 13451da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 13461da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 13471da177e4SLinus Torvalds dev->nondasd_support = 1; 13481da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 13491da177e4SLinus Torvalds } 13501da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 13511da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 13521da177e4SLinus Torvalds dev->name, dev->id); 13531da177e4SLinus Torvalds 135495e852e1SSalyzyn, Mark if (nondasd != -1) 13551da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 13561da177e4SLinus Torvalds if(dev->nondasd_support != 0) { 13571da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 13581da177e4SLinus Torvalds } 13591da177e4SLinus Torvalds 13601da177e4SLinus Torvalds dev->dac_support = 0; 13611da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 13621da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 13631da177e4SLinus Torvalds dev->dac_support = 1; 13641da177e4SLinus Torvalds } 13651da177e4SLinus Torvalds 13661da177e4SLinus Torvalds if(dacmode != -1) { 13671da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 13681da177e4SLinus Torvalds } 13691da177e4SLinus Torvalds if(dev->dac_support != 0) { 137071e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 137171e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 13721da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 13731da177e4SLinus Torvalds dev->name, dev->id); 137471e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 137571e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 13761da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 13771da177e4SLinus Torvalds dev->name, dev->id); 13781da177e4SLinus Torvalds dev->dac_support = 0; 13791da177e4SLinus Torvalds } else { 13801da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 13811da177e4SLinus Torvalds dev->name, dev->id); 13821da177e4SLinus Torvalds rcode = -ENOMEM; 13831da177e4SLinus Torvalds } 13841da177e4SLinus Torvalds } 13857c00ffa3SMark Haverkamp /* 1386e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1387e8f32de5SMark Haverkamp * interface. 13887c00ffa3SMark Haverkamp */ 1389e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 139094cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 139194cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 139294cf6ba1SSalyzyn, Mark : aac_scsi_64) 1393e8f32de5SMark Haverkamp : aac_scsi_32; 1394e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1395e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1396e8f32de5SMark Haverkamp ? aac_bounds_64 1397e8f32de5SMark Haverkamp : aac_bounds_32; 1398e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1399e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1400e8f32de5SMark Haverkamp } else { 1401e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 14027c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 14037c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 140463a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 140563a70eeaSMark Haverkamp sizeof(struct sgentry); 14067c00ffa3SMark Haverkamp if (dev->dac_support) { 1407e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1408e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 14097c00ffa3SMark Haverkamp /* 14107c00ffa3SMark Haverkamp * 38 scatter gather elements 14117c00ffa3SMark Haverkamp */ 14127c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 14137c00ffa3SMark Haverkamp (dev->max_fib_size - 14147c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 14157c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 141663a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 141763a70eeaSMark Haverkamp sizeof(struct sgentry64); 1418e8f32de5SMark Haverkamp } else { 1419e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1420e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 14217c00ffa3SMark Haverkamp } 14227c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 14237c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 14247c00ffa3SMark Haverkamp /* 14257c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 14267c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 14277c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 14287c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 14297c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 14307c00ffa3SMark Haverkamp * element. 14317c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 14327c00ffa3SMark Haverkamp */ 14337c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 14347c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 14357c00ffa3SMark Haverkamp } 14360e68c003SMark Haverkamp } 14371da177e4SLinus Torvalds 1438bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1439bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 14401da177e4SLinus Torvalds 14411da177e4SLinus Torvalds return rcode; 14421da177e4SLinus Torvalds } 14431da177e4SLinus Torvalds 14441da177e4SLinus Torvalds 1445e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 14461da177e4SLinus Torvalds { 14471da177e4SLinus Torvalds struct aac_dev *dev; 14481da177e4SLinus Torvalds struct aac_read_reply *readreply; 14491da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 14501da177e4SLinus Torvalds u32 cid; 14511da177e4SLinus Torvalds 14521da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 14531da177e4SLinus Torvalds 145403d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 145503d44337SMark Haverkamp return; 145603d44337SMark Haverkamp 14571a655040SSalyzyn, Mark dev = fibptr->dev; 1458e5718774SMark Haverkamp cid = scmd_id(scsicmd); 14591da177e4SLinus Torvalds 14607a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 14617a8cf29dSMark Haverkamp u64 lba; 14627a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14637a8cf29dSMark Haverkamp case WRITE_6: 14647a8cf29dSMark Haverkamp case READ_6: 14657a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14667a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14677a8cf29dSMark Haverkamp break; 14687a8cf29dSMark Haverkamp case WRITE_16: 14697a8cf29dSMark Haverkamp case READ_16: 14707a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14717a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14727a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14737a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14747a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14757a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14767a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14777a8cf29dSMark Haverkamp break; 14787a8cf29dSMark Haverkamp case WRITE_12: 14797a8cf29dSMark Haverkamp case READ_12: 14807a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14817a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14827a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14837a8cf29dSMark Haverkamp break; 14847a8cf29dSMark Haverkamp default: 14857a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14867a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14877a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14887a8cf29dSMark Haverkamp break; 14897a8cf29dSMark Haverkamp } 14907a8cf29dSMark Haverkamp printk(KERN_DEBUG 14917a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 14927a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 14937a8cf29dSMark Haverkamp } 14941da177e4SLinus Torvalds 1495125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 14961da177e4SLinus Torvalds 1497727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1498727eead6SFUJITA Tomonori 14991da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 15001da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 15011da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15021da177e4SLinus Torvalds else { 15037c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1504e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 15051da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 15067c00ffa3SMark Haverkamp #endif 15071da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15088e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 15098e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 15108e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 15111da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15123ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 15133ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 15141da177e4SLinus Torvalds } 1515bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1516bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 15171da177e4SLinus Torvalds 15188e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15191da177e4SLinus Torvalds } 15201da177e4SLinus Torvalds 15219e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 15221da177e4SLinus Torvalds { 15237a8cf29dSMark Haverkamp u64 lba; 15241da177e4SLinus Torvalds u32 count; 15251da177e4SLinus Torvalds int status; 15261da177e4SLinus Torvalds struct aac_dev *dev; 15271da177e4SLinus Torvalds struct fib * cmd_fibcontext; 15281da177e4SLinus Torvalds 15291da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15301da177e4SLinus Torvalds /* 15311da177e4SLinus Torvalds * Get block address and transfer length 15321da177e4SLinus Torvalds */ 15337a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 15347a8cf29dSMark Haverkamp case READ_6: 15359e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 15361da177e4SLinus Torvalds 15377a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 15387a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15391da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15401da177e4SLinus Torvalds 15411da177e4SLinus Torvalds if (count == 0) 15421da177e4SLinus Torvalds count = 256; 15437a8cf29dSMark Haverkamp break; 15447a8cf29dSMark Haverkamp case READ_16: 15459e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 15467a8cf29dSMark Haverkamp 15477a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15487a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15497a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15507a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15517a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15527a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15537a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15547a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 15557a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 15567a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15577a8cf29dSMark Haverkamp break; 15587a8cf29dSMark Haverkamp case READ_12: 15599e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 15607a8cf29dSMark Haverkamp 15617a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15627a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15637a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15647a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 15657a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15667a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15677a8cf29dSMark Haverkamp break; 15687a8cf29dSMark Haverkamp default: 15699e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 15701da177e4SLinus Torvalds 15717a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15727a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15737a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15741da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 15757a8cf29dSMark Haverkamp break; 15761da177e4SLinus Torvalds } 15777a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 15787c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1579e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15807a8cf29dSMark Haverkamp return 0; 15811da177e4SLinus Torvalds /* 15821da177e4SLinus Torvalds * Alocate and initialize a Fib 15831da177e4SLinus Torvalds */ 1584bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 15851da177e4SLinus Torvalds return -1; 15861da177e4SLinus Torvalds } 15871da177e4SLinus Torvalds 1588e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 15891da177e4SLinus Torvalds 15901da177e4SLinus Torvalds /* 15911da177e4SLinus Torvalds * Check that the command queued to the controller 15921da177e4SLinus Torvalds */ 159377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 159477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 15951da177e4SLinus Torvalds return 0; 159677d644d4SMark Haverkamp } 15971da177e4SLinus Torvalds 1598bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 15991da177e4SLinus Torvalds /* 16001da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 16011da177e4SLinus Torvalds */ 16021da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 16038e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1604bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1605bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16061da177e4SLinus Torvalds return 0; 16071da177e4SLinus Torvalds } 16081da177e4SLinus Torvalds 16099e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 16101da177e4SLinus Torvalds { 16117a8cf29dSMark Haverkamp u64 lba; 16121da177e4SLinus Torvalds u32 count; 16139d399cc7SSalyzyn, Mark int fua; 16141da177e4SLinus Torvalds int status; 16151da177e4SLinus Torvalds struct aac_dev *dev; 16161da177e4SLinus Torvalds struct fib * cmd_fibcontext; 16171da177e4SLinus Torvalds 16181da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 16191da177e4SLinus Torvalds /* 16201da177e4SLinus Torvalds * Get block address and transfer length 16211da177e4SLinus Torvalds */ 16221da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 16231da177e4SLinus Torvalds { 16241da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 16251da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 16261da177e4SLinus Torvalds if (count == 0) 16271da177e4SLinus Torvalds count = 256; 16289d399cc7SSalyzyn, Mark fua = 0; 16297a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 16309e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 16317a8cf29dSMark Haverkamp 16327a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 16337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 16347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 16357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 16367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 16377a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16387a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16397a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 16407a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 16419d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16427a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 16439e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 16447a8cf29dSMark Haverkamp 16457a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 16467a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16477a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 16487a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16499d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16501da177e4SLinus Torvalds } else { 16519e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 16527a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16531da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 16549d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16551da177e4SLinus Torvalds } 16567a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 16571da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1658e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 16597a8cf29dSMark Haverkamp return 0; 16601da177e4SLinus Torvalds /* 16611da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 16621da177e4SLinus Torvalds */ 1663bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 16641da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 16658e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16661da177e4SLinus Torvalds return 0; 16671da177e4SLinus Torvalds } 16681da177e4SLinus Torvalds 16699d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 16701da177e4SLinus Torvalds 16711da177e4SLinus Torvalds /* 16721da177e4SLinus Torvalds * Check that the command queued to the controller 16731da177e4SLinus Torvalds */ 167477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 167577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16761da177e4SLinus Torvalds return 0; 16771da177e4SLinus Torvalds } 16781da177e4SLinus Torvalds 1679bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 16801da177e4SLinus Torvalds /* 16811da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 16821da177e4SLinus Torvalds */ 16831da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 16848e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16851da177e4SLinus Torvalds 1686bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1687bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16881da177e4SLinus Torvalds return 0; 16891da177e4SLinus Torvalds } 16901da177e4SLinus Torvalds 16911da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 16921da177e4SLinus Torvalds { 16931da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 16941da177e4SLinus Torvalds struct scsi_cmnd *cmd; 16951da177e4SLinus Torvalds 16961da177e4SLinus Torvalds cmd = context; 16971da177e4SLinus Torvalds 169803d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 169903d44337SMark Haverkamp return; 170003d44337SMark Haverkamp 17011da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 17021da177e4SLinus Torvalds smp_processor_id(), jiffies)); 17031da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 17041da177e4SLinus Torvalds 17051da177e4SLinus Torvalds 17061da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 17071da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 17081da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 17091da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17101da177e4SLinus Torvalds else { 17111da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 17121a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1713e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 17141da177e4SLinus Torvalds printk(KERN_WARNING 17151da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 17161da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 17171da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 17181da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17198e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 17208e31e607SSalyzyn, Mark HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, 17218e31e607SSalyzyn, Mark ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); 17221da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1723b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1724b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 17251da177e4SLinus Torvalds } 17261da177e4SLinus Torvalds 1727bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1728bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 17298e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 17301da177e4SLinus Torvalds } 17311da177e4SLinus Torvalds 17329e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 17331da177e4SLinus Torvalds { 17341da177e4SLinus Torvalds int status; 17351da177e4SLinus Torvalds struct fib *cmd_fibcontext; 17361da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 17371da177e4SLinus Torvalds struct scsi_cmnd *cmd; 17381da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 17391da177e4SLinus Torvalds int active = 0; 174090ee3466SMark Haverkamp struct aac_dev *aac; 1741b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 1742b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 1743b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 17441da177e4SLinus Torvalds unsigned long flags; 17451da177e4SLinus Torvalds 17461da177e4SLinus Torvalds /* 174777d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 174877d644d4SMark Haverkamp * specific target (block). 17491da177e4SLinus Torvalds */ 17501da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 17511da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 1752b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 1753b90f90d2SSalyzyn, Mark u64 cmnd_lba; 1754b90f90d2SSalyzyn, Mark u32 cmnd_count; 1755b90f90d2SSalyzyn, Mark 1756b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 1757b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 1758b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 1759b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 1760b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 1761b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 1762b90f90d2SSalyzyn, Mark cmnd_count = 256; 1763b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 1764b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 1765b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 1766b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 1767b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 1768b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 1769b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1770b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1771b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1772b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 1773b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 1774b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 1775b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 1776b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 1777b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1778b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1779b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1780b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1781b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 1782b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1783b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1784b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1785b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 1786b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1787b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1788b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1789b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1790b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 1791b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 1792b90f90d2SSalyzyn, Mark } else 1793b90f90d2SSalyzyn, Mark continue; 1794b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 1795b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 1796b90f90d2SSalyzyn, Mark continue; 17971da177e4SLinus Torvalds ++active; 17981da177e4SLinus Torvalds break; 17991da177e4SLinus Torvalds } 18001da177e4SLinus Torvalds 18011da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 18021da177e4SLinus Torvalds 18031da177e4SLinus Torvalds /* 18041da177e4SLinus Torvalds * Yield the processor (requeue for later) 18051da177e4SLinus Torvalds */ 18061da177e4SLinus Torvalds if (active) 18071da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 18081da177e4SLinus Torvalds 1809f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 18108c867b25SMark Haverkamp if (aac->in_reset) 18118c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 18128c867b25SMark Haverkamp 18131da177e4SLinus Torvalds /* 18147c00ffa3SMark Haverkamp * Allocate and initialize a Fib 18151da177e4SLinus Torvalds */ 181690ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 18171da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 18181da177e4SLinus Torvalds 1819bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 18201da177e4SLinus Torvalds 18211da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 18221da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 18231da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 18249e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 18251da177e4SLinus Torvalds synchronizecmd->count = 18261da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 18271da177e4SLinus Torvalds 18281da177e4SLinus Torvalds /* 18291da177e4SLinus Torvalds * Now send the Fib to the adapter 18301da177e4SLinus Torvalds */ 1831bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 18321da177e4SLinus Torvalds cmd_fibcontext, 18331da177e4SLinus Torvalds sizeof(struct aac_synchronize), 18341da177e4SLinus Torvalds FsaNormal, 18351da177e4SLinus Torvalds 0, 1, 18361da177e4SLinus Torvalds (fib_callback)synchronize_callback, 18371da177e4SLinus Torvalds (void *)scsicmd); 18381da177e4SLinus Torvalds 18391da177e4SLinus Torvalds /* 18401da177e4SLinus Torvalds * Check that the command queued to the controller 18411da177e4SLinus Torvalds */ 184277d644d4SMark Haverkamp if (status == -EINPROGRESS) { 184377d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 18441da177e4SLinus Torvalds return 0; 184577d644d4SMark Haverkamp } 18461da177e4SLinus Torvalds 18471da177e4SLinus Torvalds printk(KERN_WARNING 1848bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1849bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1850bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 18511da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 18521da177e4SLinus Torvalds } 18531da177e4SLinus Torvalds 18541da177e4SLinus Torvalds /** 18551da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 18561da177e4SLinus Torvalds * @scsicmd: SCSI command block 18571da177e4SLinus Torvalds * 18581da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 18591da177e4SLinus Torvalds * aacraid firmware. 18601da177e4SLinus Torvalds */ 18611da177e4SLinus Torvalds 18621da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 18631da177e4SLinus Torvalds { 18641a655040SSalyzyn, Mark u32 cid; 18651da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 18661da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 18671da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 18681da177e4SLinus Torvalds 186990ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 187090ee3466SMark Haverkamp return -1; 18711da177e4SLinus Torvalds /* 18721da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 18731da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 18741da177e4SLinus Torvalds * itself. 18751da177e4SLinus Torvalds */ 18761a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 18771a655040SSalyzyn, Mark if (cid != host->this_id) { 18781a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 18791a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 1880e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 18811da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 18821da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 18831da177e4SLinus Torvalds return 0; 18841da177e4SLinus Torvalds } 18851da177e4SLinus Torvalds 18861da177e4SLinus Torvalds /* 18871da177e4SLinus Torvalds * If the target container doesn't exist, it may have 18881da177e4SLinus Torvalds * been newly created 18891da177e4SLinus Torvalds */ 18901da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 18911da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 18927a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 18937a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 18947a8cf29dSMark Haverkamp !(dev->raw_io_64) || 18957a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 18967a8cf29dSMark Haverkamp break; 18971da177e4SLinus Torvalds case INQUIRY: 18981da177e4SLinus Torvalds case READ_CAPACITY: 18991da177e4SLinus Torvalds case TEST_UNIT_READY: 19008c867b25SMark Haverkamp if (dev->in_reset) 19018c867b25SMark Haverkamp return -1; 1902fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1903fe76df42SMark Haverkamp aac_probe_container_callback2); 19041da177e4SLinus Torvalds default: 19051da177e4SLinus Torvalds break; 19061da177e4SLinus Torvalds } 19071da177e4SLinus Torvalds } 19081da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1909cb1042f2SSalyzyn, Mark if (dev->nondasd_support || expose_physicals || 1910cb1042f2SSalyzyn, Mark dev->jbod) { 19118c867b25SMark Haverkamp if (dev->in_reset) 19128c867b25SMark Haverkamp return -1; 19131da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 19141da177e4SLinus Torvalds } else { 19151da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 19161da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19171da177e4SLinus Torvalds return 0; 19181da177e4SLinus Torvalds } 19191da177e4SLinus Torvalds } 19201da177e4SLinus Torvalds } 19211da177e4SLinus Torvalds /* 19221da177e4SLinus Torvalds * else Command for the controller itself 19231da177e4SLinus Torvalds */ 19241da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 19251da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 19261da177e4SLinus Torvalds { 19271da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 19281da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19298e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 19308e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 19318e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 19321da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 19333ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 19343ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 19351da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19361da177e4SLinus Torvalds return 0; 19371da177e4SLinus Torvalds } 19381da177e4SLinus Torvalds 19391da177e4SLinus Torvalds 19401da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 19411da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 19421da177e4SLinus Torvalds case INQUIRY: 19431da177e4SLinus Torvalds { 19443b2946ccSMark Haverkamp struct inquiry_data inq_data; 19451da177e4SLinus Torvalds 19461a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 19473b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 19481da177e4SLinus Torvalds 194988e2f98eSSalyzyn, Mark if (scsicmd->cmnd[1] & 0x1) { 195088e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 195188e2f98eSSalyzyn, Mark 195288e2f98eSSalyzyn, Mark /* EVPD bit set */ 195388e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 195488e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 195588e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 195688e2f98eSSalyzyn, Mark /* supported vital product data pages */ 195788e2f98eSSalyzyn, Mark arr[3] = 2; 195888e2f98eSSalyzyn, Mark arr[4] = 0x0; 195988e2f98eSSalyzyn, Mark arr[5] = 0x80; 196088e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 196188e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, &inq_data, 0, 196288e2f98eSSalyzyn, Mark sizeof(inq_data)); 196388e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 196488e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 196588e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 196688e2f98eSSalyzyn, Mark /* unit serial number page */ 196788e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 196888e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 196988e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 197088e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, &inq_data, 0, 197188e2f98eSSalyzyn, Mark sizeof(inq_data)); 197288e2f98eSSalyzyn, Mark return aac_get_container_serial(scsicmd); 197388e2f98eSSalyzyn, Mark } else { 197488e2f98eSSalyzyn, Mark /* vpd page not implemented */ 197588e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 197688e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 197788e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 19788e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 19798e31e607SSalyzyn, Mark ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, 19808e31e607SSalyzyn, Mark ASENCODE_NO_SENSE, 7, 2); 198188e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 198288e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 19833ace426fSSalyzyn, Mark min_t(size_t, 19843ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 19853ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 198688e2f98eSSalyzyn, Mark } 198788e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 198888e2f98eSSalyzyn, Mark return 0; 198988e2f98eSSalyzyn, Mark } 19903b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 19913b2946ccSMark 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 */ 19923b2946ccSMark Haverkamp inq_data.inqd_len = 31; 19931da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 19943b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 19951da177e4SLinus Torvalds /* 19961da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 19971da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 19981da177e4SLinus Torvalds */ 19991a655040SSalyzyn, Mark if (cid == host->this_id) { 20006391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 20013b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 20023b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 20031da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20041da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20051da177e4SLinus Torvalds return 0; 20061da177e4SLinus Torvalds } 20078c867b25SMark Haverkamp if (dev->in_reset) 20088c867b25SMark Haverkamp return -1; 2009794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 20103b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 20113b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 20129e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 20131da177e4SLinus Torvalds } 20147a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 20157a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 20167a8cf29dSMark Haverkamp !(dev->raw_io_64) || 20177a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 20187a8cf29dSMark Haverkamp break; 20197a8cf29dSMark Haverkamp { 20207a8cf29dSMark Haverkamp u64 capacity; 202107ce5ebaSMark Haverkamp char cp[13]; 20227a8cf29dSMark Haverkamp 20237a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 20247a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 20257a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 20267a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 20277a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 20287a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 20297a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 20307a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 20317a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 20327a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 20337a8cf29dSMark Haverkamp cp[8] = 0; 20347a8cf29dSMark Haverkamp cp[9] = 0; 20357a8cf29dSMark Haverkamp cp[10] = 2; 20367a8cf29dSMark Haverkamp cp[11] = 0; 203707ce5ebaSMark Haverkamp cp[12] = 0; 203807ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 20391241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 204007ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 204107ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 204207ce5ebaSMark Haverkamp 204307ce5ebaSMark Haverkamp memset(cp, 0, offset); 204407ce5ebaSMark Haverkamp do { 20451241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 20461241f359SMark Haverkamp sizeof(cp)); 204707ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 204807ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 204907ce5ebaSMark Haverkamp } 20507a8cf29dSMark Haverkamp 20517a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 20527a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 20537a8cf29dSMark Haverkamp 20547a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20557a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 20567a8cf29dSMark Haverkamp 20577a8cf29dSMark Haverkamp return 0; 20587a8cf29dSMark Haverkamp } 20597a8cf29dSMark Haverkamp 20601da177e4SLinus Torvalds case READ_CAPACITY: 20611da177e4SLinus Torvalds { 20621da177e4SLinus Torvalds u32 capacity; 20633b2946ccSMark Haverkamp char cp[8]; 20641da177e4SLinus Torvalds 20651da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 20667a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 20671da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 20681da177e4SLinus Torvalds else 20691da177e4SLinus Torvalds capacity = (u32)-1; 20703b2946ccSMark Haverkamp 20711da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 20721da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 20731da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 20741da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 20751da177e4SLinus Torvalds cp[4] = 0; 20761da177e4SLinus Torvalds cp[5] = 0; 20771da177e4SLinus Torvalds cp[6] = 2; 20781da177e4SLinus Torvalds cp[7] = 0; 20793b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 20807a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 20817a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 20821da177e4SLinus Torvalds 20831da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20841da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20851da177e4SLinus Torvalds 20861da177e4SLinus Torvalds return 0; 20871da177e4SLinus Torvalds } 20881da177e4SLinus Torvalds 20891da177e4SLinus Torvalds case MODE_SENSE: 20901da177e4SLinus Torvalds { 20919d399cc7SSalyzyn, Mark char mode_buf[7]; 20929d399cc7SSalyzyn, Mark int mode_buf_length = 4; 20931da177e4SLinus Torvalds 20941da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 20951da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 20961da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 20979d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 20989d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 20999d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 210095e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 21019d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 21021da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 21039d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 21049d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 21059d399cc7SSalyzyn, Mark mode_buf[0] = 6; 21069d399cc7SSalyzyn, Mark mode_buf[4] = 8; 21079d399cc7SSalyzyn, Mark mode_buf[5] = 1; 210895e852e1SSalyzyn, Mark mode_buf[6] = ((aac_cache & 6) == 2) 210995e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 21109d399cc7SSalyzyn, Mark mode_buf_length = 7; 21119d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 21129d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 21139d399cc7SSalyzyn, Mark } 21149d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 21151da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21161da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21171da177e4SLinus Torvalds 21181da177e4SLinus Torvalds return 0; 21191da177e4SLinus Torvalds } 21201da177e4SLinus Torvalds case MODE_SENSE_10: 21211da177e4SLinus Torvalds { 21229d399cc7SSalyzyn, Mark char mode_buf[11]; 21239d399cc7SSalyzyn, Mark int mode_buf_length = 8; 21241da177e4SLinus Torvalds 21251da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 21261da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 21271da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 21281da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 21299d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 21309d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 21319d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 213295e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 21339d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 21341da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 21351da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 21361da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 21371da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 21389d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 21399d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 21409d399cc7SSalyzyn, Mark mode_buf[1] = 9; 21419d399cc7SSalyzyn, Mark mode_buf[8] = 8; 21429d399cc7SSalyzyn, Mark mode_buf[9] = 1; 214395e852e1SSalyzyn, Mark mode_buf[10] = ((aac_cache & 6) == 2) 214495e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 21459d399cc7SSalyzyn, Mark mode_buf_length = 11; 21469d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 21479d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 21489d399cc7SSalyzyn, Mark } 21499d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 21501da177e4SLinus Torvalds 21511da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21521da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21531da177e4SLinus Torvalds 21541da177e4SLinus Torvalds return 0; 21551da177e4SLinus Torvalds } 21561da177e4SLinus Torvalds case REQUEST_SENSE: 21571da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 21581da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 21591da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 21601da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21611da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21621da177e4SLinus Torvalds return 0; 21631da177e4SLinus Torvalds 21641da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 21651da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 21661da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 21671da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 21681da177e4SLinus Torvalds else 21691da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 21701da177e4SLinus Torvalds 21711da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21721da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21731da177e4SLinus Torvalds return 0; 21741da177e4SLinus Torvalds /* 21751da177e4SLinus Torvalds * These commands are all No-Ops 21761da177e4SLinus Torvalds */ 21771da177e4SLinus Torvalds case TEST_UNIT_READY: 21781da177e4SLinus Torvalds case RESERVE: 21791da177e4SLinus Torvalds case RELEASE: 21801da177e4SLinus Torvalds case REZERO_UNIT: 21811da177e4SLinus Torvalds case REASSIGN_BLOCKS: 21821da177e4SLinus Torvalds case SEEK_10: 21831da177e4SLinus Torvalds case START_STOP: 21841da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21851da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21861da177e4SLinus Torvalds return 0; 21871da177e4SLinus Torvalds } 21881da177e4SLinus Torvalds 21891da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 21901da177e4SLinus Torvalds { 21911da177e4SLinus Torvalds case READ_6: 21921da177e4SLinus Torvalds case READ_10: 21937a8cf29dSMark Haverkamp case READ_12: 21947a8cf29dSMark Haverkamp case READ_16: 21958c867b25SMark Haverkamp if (dev->in_reset) 21968c867b25SMark Haverkamp return -1; 21971da177e4SLinus Torvalds /* 21981da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 21991da177e4SLinus Torvalds * corresponds to a container. Needed to convert 22001da177e4SLinus Torvalds * containers to /dev/sd device names 22011da177e4SLinus Torvalds */ 22021da177e4SLinus Torvalds 22031da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 22047a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 22051da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 22067a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 22077a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 220877d644d4SMark Haverkamp 22099e7c349cSMark Haverkamp return aac_read(scsicmd); 22101da177e4SLinus Torvalds 22111da177e4SLinus Torvalds case WRITE_6: 22121da177e4SLinus Torvalds case WRITE_10: 22137a8cf29dSMark Haverkamp case WRITE_12: 22147a8cf29dSMark Haverkamp case WRITE_16: 22158c867b25SMark Haverkamp if (dev->in_reset) 22168c867b25SMark Haverkamp return -1; 22179e7c349cSMark Haverkamp return aac_write(scsicmd); 22181da177e4SLinus Torvalds 22191da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 222095e852e1SSalyzyn, Mark if (((aac_cache & 6) == 6) && dev->cache_protected) { 222195e852e1SSalyzyn, Mark scsicmd->result = DID_OK << 16 | 222295e852e1SSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 222395e852e1SSalyzyn, Mark scsicmd->scsi_done(scsicmd); 222495e852e1SSalyzyn, Mark return 0; 222595e852e1SSalyzyn, Mark } 22261da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 222795e852e1SSalyzyn, Mark if ((aac_cache & 6) != 2) 22289e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 222995e852e1SSalyzyn, Mark /* FALLTHRU */ 22301da177e4SLinus Torvalds default: 22311da177e4SLinus Torvalds /* 22321da177e4SLinus Torvalds * Unhandled commands 22331da177e4SLinus Torvalds */ 22347c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 22351da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 22368e31e607SSalyzyn, Mark set_sense(&dev->fsa_dev[cid].sense_data, 22371da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 22388e31e607SSalyzyn, Mark ASENCODE_INVALID_COMMAND, 0, 0); 22391da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22403ace426fSSalyzyn, Mark min_t(size_t, 22413ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 22423ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 22431da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22441da177e4SLinus Torvalds return 0; 22451da177e4SLinus Torvalds } 22461da177e4SLinus Torvalds } 22471da177e4SLinus Torvalds 22481da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 22491da177e4SLinus Torvalds { 22501da177e4SLinus Torvalds struct aac_query_disk qd; 22511da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 22521da177e4SLinus Torvalds 22531da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 225490ee3466SMark Haverkamp if (!fsa_dev_ptr) 225565101355SMark Haverkamp return -EBUSY; 22561da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 22571da177e4SLinus Torvalds return -EFAULT; 22581da177e4SLinus Torvalds if (qd.cnum == -1) 2259e5718774SMark Haverkamp qd.cnum = qd.id; 22601da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 22611da177e4SLinus Torvalds { 22621da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 22631da177e4SLinus Torvalds return -EINVAL; 22641da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 22651da177e4SLinus Torvalds qd.bus = 0; 22661da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 22671da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 22681da177e4SLinus Torvalds } 22691da177e4SLinus Torvalds else return -EINVAL; 22701da177e4SLinus Torvalds 2271fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 22721da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 22731da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 22741da177e4SLinus Torvalds 22751da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 22761da177e4SLinus Torvalds qd.unmapped = 1; 22771da177e4SLinus Torvalds else 22781da177e4SLinus Torvalds qd.unmapped = 0; 22791da177e4SLinus Torvalds 22801da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 22811da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 22821da177e4SLinus Torvalds 22831da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 22841da177e4SLinus Torvalds return -EFAULT; 22851da177e4SLinus Torvalds return 0; 22861da177e4SLinus Torvalds } 22871da177e4SLinus Torvalds 22881da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 22891da177e4SLinus Torvalds { 22901da177e4SLinus Torvalds struct aac_delete_disk dd; 22911da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 22921da177e4SLinus Torvalds 22931da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 229465101355SMark Haverkamp if (!fsa_dev_ptr) 229565101355SMark Haverkamp return -EBUSY; 22961da177e4SLinus Torvalds 22971da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 22981da177e4SLinus Torvalds return -EFAULT; 22991da177e4SLinus Torvalds 23001da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 23011da177e4SLinus Torvalds return -EINVAL; 23021da177e4SLinus Torvalds /* 23031da177e4SLinus Torvalds * Mark this container as being deleted. 23041da177e4SLinus Torvalds */ 23051da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 23061da177e4SLinus Torvalds /* 23071da177e4SLinus Torvalds * Mark the container as no longer valid 23081da177e4SLinus Torvalds */ 23091da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 23101da177e4SLinus Torvalds return 0; 23111da177e4SLinus Torvalds } 23121da177e4SLinus Torvalds 23131da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 23141da177e4SLinus Torvalds { 23151da177e4SLinus Torvalds struct aac_delete_disk dd; 23161da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 23171da177e4SLinus Torvalds 23181da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 231990ee3466SMark Haverkamp if (!fsa_dev_ptr) 232065101355SMark Haverkamp return -EBUSY; 23211da177e4SLinus Torvalds 23221da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 23231da177e4SLinus Torvalds return -EFAULT; 23241da177e4SLinus Torvalds 23251da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 23261da177e4SLinus Torvalds return -EINVAL; 23271da177e4SLinus Torvalds /* 23281da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 23291da177e4SLinus Torvalds */ 23301da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 23311da177e4SLinus Torvalds return -EBUSY; 23321da177e4SLinus Torvalds else { 23331da177e4SLinus Torvalds /* 23341da177e4SLinus Torvalds * Mark the container as no longer being valid. 23351da177e4SLinus Torvalds */ 23361da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 23371da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 23381da177e4SLinus Torvalds return 0; 23391da177e4SLinus Torvalds } 23401da177e4SLinus Torvalds } 23411da177e4SLinus Torvalds 23421da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 23431da177e4SLinus Torvalds { 23441da177e4SLinus Torvalds switch (cmd) { 23451da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 23461da177e4SLinus Torvalds return query_disk(dev, arg); 23471da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 23481da177e4SLinus Torvalds return delete_disk(dev, arg); 23491da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 23501da177e4SLinus Torvalds return force_delete_disk(dev, arg); 23511da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 23521da177e4SLinus Torvalds return aac_get_containers(dev); 23531da177e4SLinus Torvalds default: 23541da177e4SLinus Torvalds return -ENOTTY; 23551da177e4SLinus Torvalds } 23561da177e4SLinus Torvalds } 23571da177e4SLinus Torvalds 23581da177e4SLinus Torvalds /** 23591da177e4SLinus Torvalds * 23601da177e4SLinus Torvalds * aac_srb_callback 23611da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 23621da177e4SLinus Torvalds * @fibptr: pointer to the fib 23631da177e4SLinus Torvalds * 23641da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 23651da177e4SLinus Torvalds * 23661da177e4SLinus Torvalds */ 23671da177e4SLinus Torvalds 23681da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 23691da177e4SLinus Torvalds { 23701da177e4SLinus Torvalds struct aac_dev *dev; 23711da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 23721da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23731da177e4SLinus Torvalds 23741da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 237503d44337SMark Haverkamp 237603d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 237703d44337SMark Haverkamp return; 237803d44337SMark Haverkamp 2379125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 23801da177e4SLinus Torvalds 23811a655040SSalyzyn, Mark dev = fibptr->dev; 23821a655040SSalyzyn, Mark 23831da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 23841da177e4SLinus Torvalds 23851da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 23861da177e4SLinus Torvalds /* 23871da177e4SLinus Torvalds * Calculate resid for sg 23881da177e4SLinus Torvalds */ 23891da177e4SLinus Torvalds 2390727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2391727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 23921da177e4SLinus Torvalds 2393727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 23941da177e4SLinus Torvalds 23951da177e4SLinus Torvalds /* 23961da177e4SLinus Torvalds * First check the fib status 23971da177e4SLinus Torvalds */ 23981da177e4SLinus Torvalds 23991da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 24001da177e4SLinus Torvalds int len; 24011da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 24023ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 24033ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 24041da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24051da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 24061da177e4SLinus Torvalds } 24071da177e4SLinus Torvalds 24081da177e4SLinus Torvalds /* 24091da177e4SLinus Torvalds * Next check the srb status 24101da177e4SLinus Torvalds */ 24111da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 24121da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 24131da177e4SLinus Torvalds case SRB_STATUS_PENDING: 24141da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 24151da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24161da177e4SLinus Torvalds break; 24171da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 24181da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 24191da177e4SLinus Torvalds case READ_6: 24201da177e4SLinus Torvalds case WRITE_6: 24211da177e4SLinus Torvalds case READ_10: 24221da177e4SLinus Torvalds case WRITE_10: 24231da177e4SLinus Torvalds case READ_12: 24241da177e4SLinus Torvalds case WRITE_12: 24257a8cf29dSMark Haverkamp case READ_16: 24267a8cf29dSMark Haverkamp case WRITE_16: 24271da177e4SLinus Torvalds if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { 24281da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 24291da177e4SLinus Torvalds } else { 24301da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 24311da177e4SLinus Torvalds } 24321da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 24331da177e4SLinus Torvalds break; 24341da177e4SLinus Torvalds case INQUIRY: { 24351da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24361da177e4SLinus Torvalds break; 24371da177e4SLinus Torvalds } 24381da177e4SLinus Torvalds default: 24391da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24401da177e4SLinus Torvalds break; 24411da177e4SLinus Torvalds } 24421da177e4SLinus Torvalds break; 24431da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 24441da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 24451da177e4SLinus Torvalds break; 24461da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 24471da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 24481da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 24491da177e4SLinus Torvalds break; 24501da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 24511da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 24521da177e4SLinus Torvalds break; 24531da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 24541da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 24551da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 24561da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 24571da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 24581da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 24591da177e4SLinus Torvalds break; 24601da177e4SLinus Torvalds 24611da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 24621da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 24631da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 24641da177e4SLinus Torvalds break; 24651da177e4SLinus Torvalds 24661da177e4SLinus Torvalds case SRB_STATUS_BUSY: 2467760af100SSalyzyn, Mark scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 24681da177e4SLinus Torvalds break; 24691da177e4SLinus Torvalds 24701da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 24711da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 24721da177e4SLinus Torvalds break; 24731da177e4SLinus Torvalds 24741da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 24751da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 24761da177e4SLinus Torvalds break; 24771da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 24781da177e4SLinus Torvalds case SRB_STATUS_ERROR: 24791da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 24801da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 24811da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 24821da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 24831da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 24841da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 24851da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 24861da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 24871da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 24881da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 24891da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 24901da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 24911da177e4SLinus Torvalds default: 24921da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 24931da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 24941da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 24951da177e4SLinus Torvalds aac_get_status_string( 24961da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 24971da177e4SLinus Torvalds scsicmd->cmnd[0], 24981da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 24991da177e4SLinus Torvalds #endif 25001da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 25011da177e4SLinus Torvalds break; 25021da177e4SLinus Torvalds } 25038ce3eca4SSalyzyn, Mark if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { 25041da177e4SLinus Torvalds int len; 25051da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 25063ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 25073ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 25081da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25097a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 25107a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 25111da177e4SLinus Torvalds #endif 25121da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 25131da177e4SLinus Torvalds } 25141da177e4SLinus Torvalds /* 25151da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 25161da177e4SLinus Torvalds */ 25171da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 25181da177e4SLinus Torvalds 2519bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2520bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 25218e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25221da177e4SLinus Torvalds } 25231da177e4SLinus Torvalds 25241da177e4SLinus Torvalds /** 25251da177e4SLinus Torvalds * 25261da177e4SLinus Torvalds * aac_send_scb_fib 25271da177e4SLinus Torvalds * @scsicmd: the scsi command block 25281da177e4SLinus Torvalds * 25291da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 25301da177e4SLinus Torvalds * scsicmd passed in. 25311da177e4SLinus Torvalds */ 25321da177e4SLinus Torvalds 25331da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 25341da177e4SLinus Torvalds { 25351da177e4SLinus Torvalds struct fib* cmd_fibcontext; 25361da177e4SLinus Torvalds struct aac_dev* dev; 25371da177e4SLinus Torvalds int status; 25381da177e4SLinus Torvalds 253984971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2540e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 254184971738SMark Haverkamp scsicmd->device->lun > 7) { 25421da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 25431da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 25441da177e4SLinus Torvalds return 0; 25451da177e4SLinus Torvalds } 25461da177e4SLinus Torvalds 25471da177e4SLinus Torvalds /* 25481da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25491da177e4SLinus Torvalds */ 2550bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 25511da177e4SLinus Torvalds return -1; 25521da177e4SLinus Torvalds } 2553e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 25541da177e4SLinus Torvalds 25551da177e4SLinus Torvalds /* 25561da177e4SLinus Torvalds * Check that the command queued to the controller 25571da177e4SLinus Torvalds */ 25581da177e4SLinus Torvalds if (status == -EINPROGRESS) { 255977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25601da177e4SLinus Torvalds return 0; 25611da177e4SLinus Torvalds } 25621da177e4SLinus Torvalds 2563bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2564bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2565bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25661da177e4SLinus Torvalds 25671da177e4SLinus Torvalds return -1; 25681da177e4SLinus Torvalds } 25691da177e4SLinus Torvalds 25701da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 25711da177e4SLinus Torvalds { 25721da177e4SLinus Torvalds struct aac_dev *dev; 25731da177e4SLinus Torvalds unsigned long byte_count = 0; 2574727eead6SFUJITA Tomonori int nseg; 25751da177e4SLinus Torvalds 25761da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25771da177e4SLinus Torvalds // Get rid of old data 25781da177e4SLinus Torvalds psg->count = 0; 25791da177e4SLinus Torvalds psg->sg[0].addr = 0; 25801da177e4SLinus Torvalds psg->sg[0].count = 0; 2581727eead6SFUJITA Tomonori 2582727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2583727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2584727eead6SFUJITA Tomonori if (nseg) { 25851da177e4SLinus Torvalds struct scatterlist *sg; 25861da177e4SLinus Torvalds int i; 25871da177e4SLinus Torvalds 2588727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 25891da177e4SLinus Torvalds 2590727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 25911da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 25921da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 25931da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 25941da177e4SLinus Torvalds } 25951da177e4SLinus Torvalds /* hba wants the size to be exact */ 2596727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 259756b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2598727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 259956b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2600727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 26011da177e4SLinus Torvalds } 26021da177e4SLinus Torvalds /* Check for command underflow */ 26031da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 26041da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 26051da177e4SLinus Torvalds byte_count, scsicmd->underflow); 26061da177e4SLinus Torvalds } 26071da177e4SLinus Torvalds } 26081da177e4SLinus Torvalds return byte_count; 26091da177e4SLinus Torvalds } 26101da177e4SLinus Torvalds 26111da177e4SLinus Torvalds 26121da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 26131da177e4SLinus Torvalds { 26141da177e4SLinus Torvalds struct aac_dev *dev; 26151da177e4SLinus Torvalds unsigned long byte_count = 0; 261656b58712SMark Haverkamp u64 addr; 2617727eead6SFUJITA Tomonori int nseg; 26181da177e4SLinus Torvalds 26191da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 26201da177e4SLinus Torvalds // Get rid of old data 26211da177e4SLinus Torvalds psg->count = 0; 26221da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 26231da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 26241da177e4SLinus Torvalds psg->sg[0].count = 0; 2625727eead6SFUJITA Tomonori 2626727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2627727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2628727eead6SFUJITA Tomonori if (nseg) { 26291da177e4SLinus Torvalds struct scatterlist *sg; 26301da177e4SLinus Torvalds int i; 26311da177e4SLinus Torvalds 2632727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26331241f359SMark Haverkamp int count = sg_dma_len(sg); 263456b58712SMark Haverkamp addr = sg_dma_address(sg); 263556b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 263656b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 26371241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 26381241f359SMark Haverkamp byte_count += count; 26391da177e4SLinus Torvalds } 2640727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 26411da177e4SLinus Torvalds /* hba wants the size to be exact */ 2642727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 264356b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2644727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 264556b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2646727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 26471da177e4SLinus Torvalds } 26481da177e4SLinus Torvalds /* Check for command underflow */ 26491da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 26501da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 26511da177e4SLinus Torvalds byte_count, scsicmd->underflow); 26521da177e4SLinus Torvalds } 26531da177e4SLinus Torvalds } 26541da177e4SLinus Torvalds return byte_count; 26551da177e4SLinus Torvalds } 26561da177e4SLinus Torvalds 26570e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 26580e68c003SMark Haverkamp { 26590e68c003SMark Haverkamp unsigned long byte_count = 0; 2660727eead6SFUJITA Tomonori int nseg; 26610e68c003SMark Haverkamp 26620e68c003SMark Haverkamp // Get rid of old data 26630e68c003SMark Haverkamp psg->count = 0; 26640e68c003SMark Haverkamp psg->sg[0].next = 0; 26650e68c003SMark Haverkamp psg->sg[0].prev = 0; 26660e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 26670e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 26680e68c003SMark Haverkamp psg->sg[0].count = 0; 26690e68c003SMark Haverkamp psg->sg[0].flags = 0; 2670727eead6SFUJITA Tomonori 2671727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2672727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2673727eead6SFUJITA Tomonori if (nseg) { 26740e68c003SMark Haverkamp struct scatterlist *sg; 26750e68c003SMark Haverkamp int i; 26760e68c003SMark Haverkamp 2677727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26780e68c003SMark Haverkamp int count = sg_dma_len(sg); 26790e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 26800e68c003SMark Haverkamp psg->sg[i].next = 0; 26810e68c003SMark Haverkamp psg->sg[i].prev = 0; 26820e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 26830e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 26840e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 26850e68c003SMark Haverkamp psg->sg[i].flags = 0; 26860e68c003SMark Haverkamp byte_count += count; 26870e68c003SMark Haverkamp } 2688727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 26890e68c003SMark Haverkamp /* hba wants the size to be exact */ 2690727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 26910e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2692727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 26930e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2694727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 26950e68c003SMark Haverkamp } 26960e68c003SMark Haverkamp /* Check for command underflow */ 26970e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 26980e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 26990e68c003SMark Haverkamp byte_count, scsicmd->underflow); 27000e68c003SMark Haverkamp } 27010e68c003SMark Haverkamp } 27020e68c003SMark Haverkamp return byte_count; 27030e68c003SMark Haverkamp } 27040e68c003SMark Haverkamp 27051da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 27061da177e4SLinus Torvalds 27071da177e4SLinus Torvalds struct aac_srb_status_info { 27081da177e4SLinus Torvalds u32 status; 27091da177e4SLinus Torvalds char *str; 27101da177e4SLinus Torvalds }; 27111da177e4SLinus Torvalds 27121da177e4SLinus Torvalds 27131da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 27141da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 27151da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 27161da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 27171da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 27181da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 27191da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 27201da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 27211da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 27221da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 27231da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 27241da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 27251da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 27261da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 27271da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 27281da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 27291da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 27301da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 27311da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 27321da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 27331da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 27341da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 27351da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 27361da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 27371da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 27381da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 27391da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 27401da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 27411da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 27421da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 27431da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 27441da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 27451da177e4SLinus Torvalds { 0xff, "Unknown Error"} 27461da177e4SLinus Torvalds }; 27471da177e4SLinus Torvalds 27481da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 27491da177e4SLinus Torvalds { 27501da177e4SLinus Torvalds int i; 27511da177e4SLinus Torvalds 27526391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 27536391a113STobias Klauser if (srb_status_info[i].status == status) 27541da177e4SLinus Torvalds return srb_status_info[i].str; 27551da177e4SLinus Torvalds 27561da177e4SLinus Torvalds return "Bad Status Code"; 27571da177e4SLinus Torvalds } 27581da177e4SLinus Torvalds 27591da177e4SLinus Torvalds #endif 2760