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 8624833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 8631da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 8641da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 8651da177e4SLinus Torvalds u32 residue) 8661da177e4SLinus Torvalds { 8671da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 8681da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 8691da177e4SLinus Torvalds 8701da177e4SLinus Torvalds if (incorrect_length) { 8711da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 8721da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 8731da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 8741da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 8751da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 8761da177e4SLinus Torvalds } else 8771da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 8781da177e4SLinus Torvalds 8791da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 8801da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 8811da177e4SLinus Torvalds else 8821da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 8831da177e4SLinus Torvalds 8841da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 8851da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 8861da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 8871da177e4SLinus Torvalds sense_buf[15] = 0; 8881da177e4SLinus Torvalds 8891da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 8901da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 8911da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 8921da177e4SLinus Torvalds 8931da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 8941da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 8951da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 8961da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 8971da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 8981da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 8991da177e4SLinus Torvalds } 9001da177e4SLinus Torvalds } 9011da177e4SLinus Torvalds 902e8f32de5SMark Haverkamp static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 903e8f32de5SMark Haverkamp { 904e8f32de5SMark Haverkamp if (lba & 0xffffffff00000000LL) { 905e8f32de5SMark Haverkamp int cid = scmd_id(cmd); 906e8f32de5SMark Haverkamp dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); 907e8f32de5SMark Haverkamp cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 908e8f32de5SMark Haverkamp SAM_STAT_CHECK_CONDITION; 909e8f32de5SMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 910e8f32de5SMark Haverkamp HARDWARE_ERROR, 911e8f32de5SMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 912e8f32de5SMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 913e8f32de5SMark Haverkamp 0, 0); 914e8f32de5SMark Haverkamp memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9153ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 9163ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 917e8f32de5SMark Haverkamp cmd->scsi_done(cmd); 918e8f32de5SMark Haverkamp return 1; 919e8f32de5SMark Haverkamp } 920e8f32de5SMark Haverkamp return 0; 921e8f32de5SMark Haverkamp } 922e8f32de5SMark Haverkamp 923e8f32de5SMark Haverkamp static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) 924e8f32de5SMark Haverkamp { 925e8f32de5SMark Haverkamp return 0; 926e8f32de5SMark Haverkamp } 927e8f32de5SMark Haverkamp 928e8f32de5SMark Haverkamp static void io_callback(void *context, struct fib * fibptr); 929e8f32de5SMark Haverkamp 930e8f32de5SMark Haverkamp static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 931e8f32de5SMark Haverkamp { 932e8f32de5SMark Haverkamp u16 fibsize; 933e8f32de5SMark Haverkamp struct aac_raw_io *readcmd; 934e8f32de5SMark Haverkamp aac_fib_init(fib); 935e8f32de5SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(fib); 936e8f32de5SMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 937e8f32de5SMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 938e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 939e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 9409d399cc7SSalyzyn, Mark readcmd->flags = cpu_to_le16(IO_TYPE_READ); 941e8f32de5SMark Haverkamp readcmd->bpTotal = 0; 942e8f32de5SMark Haverkamp readcmd->bpComplete = 0; 943e8f32de5SMark Haverkamp 944e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &readcmd->sg); 945e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 946e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 947e8f32de5SMark Haverkamp /* 948e8f32de5SMark Haverkamp * Now send the Fib to the adapter 949e8f32de5SMark Haverkamp */ 950e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 951e8f32de5SMark Haverkamp fib, 952e8f32de5SMark Haverkamp fibsize, 953e8f32de5SMark Haverkamp FsaNormal, 954e8f32de5SMark Haverkamp 0, 1, 955e8f32de5SMark Haverkamp (fib_callback) io_callback, 956e8f32de5SMark Haverkamp (void *) cmd); 957e8f32de5SMark Haverkamp } 958e8f32de5SMark Haverkamp 959e8f32de5SMark Haverkamp static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 960e8f32de5SMark Haverkamp { 961e8f32de5SMark Haverkamp u16 fibsize; 962e8f32de5SMark Haverkamp struct aac_read64 *readcmd; 963e8f32de5SMark Haverkamp aac_fib_init(fib); 964e8f32de5SMark Haverkamp readcmd = (struct aac_read64 *) fib_data(fib); 965e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtHostRead64); 966e8f32de5SMark Haverkamp readcmd->cid = cpu_to_le16(scmd_id(cmd)); 967e8f32de5SMark Haverkamp readcmd->sector_count = cpu_to_le16(count); 968e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 969e8f32de5SMark Haverkamp readcmd->pad = 0; 970e8f32de5SMark Haverkamp readcmd->flags = 0; 971e8f32de5SMark Haverkamp 972e8f32de5SMark Haverkamp aac_build_sg64(cmd, &readcmd->sg); 973e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read64) + 974e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 975e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 976e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 977e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 978e8f32de5SMark Haverkamp /* 979e8f32de5SMark Haverkamp * Now send the Fib to the adapter 980e8f32de5SMark Haverkamp */ 981e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 982e8f32de5SMark Haverkamp fib, 983e8f32de5SMark Haverkamp fibsize, 984e8f32de5SMark Haverkamp FsaNormal, 985e8f32de5SMark Haverkamp 0, 1, 986e8f32de5SMark Haverkamp (fib_callback) io_callback, 987e8f32de5SMark Haverkamp (void *) cmd); 988e8f32de5SMark Haverkamp } 989e8f32de5SMark Haverkamp 990e8f32de5SMark Haverkamp static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) 991e8f32de5SMark Haverkamp { 992e8f32de5SMark Haverkamp u16 fibsize; 993e8f32de5SMark Haverkamp struct aac_read *readcmd; 994e8f32de5SMark Haverkamp aac_fib_init(fib); 995e8f32de5SMark Haverkamp readcmd = (struct aac_read *) fib_data(fib); 996e8f32de5SMark Haverkamp readcmd->command = cpu_to_le32(VM_CtBlockRead); 997f3307f72SChristoph Hellwig readcmd->cid = cpu_to_le32(scmd_id(cmd)); 998e8f32de5SMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 999e8f32de5SMark Haverkamp readcmd->count = cpu_to_le32(count * 512); 1000e8f32de5SMark Haverkamp 1001e8f32de5SMark Haverkamp aac_build_sg(cmd, &readcmd->sg); 1002e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_read) + 1003e8f32de5SMark Haverkamp ((le32_to_cpu(readcmd->sg.count) - 1) * 1004e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1005e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1006e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1007e8f32de5SMark Haverkamp /* 1008e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1009e8f32de5SMark Haverkamp */ 1010e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1011e8f32de5SMark Haverkamp fib, 1012e8f32de5SMark Haverkamp fibsize, 1013e8f32de5SMark Haverkamp FsaNormal, 1014e8f32de5SMark Haverkamp 0, 1, 1015e8f32de5SMark Haverkamp (fib_callback) io_callback, 1016e8f32de5SMark Haverkamp (void *) cmd); 1017e8f32de5SMark Haverkamp } 1018e8f32de5SMark Haverkamp 10199d399cc7SSalyzyn, Mark static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1020e8f32de5SMark Haverkamp { 1021e8f32de5SMark Haverkamp u16 fibsize; 1022e8f32de5SMark Haverkamp struct aac_raw_io *writecmd; 1023e8f32de5SMark Haverkamp aac_fib_init(fib); 1024e8f32de5SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(fib); 1025e8f32de5SMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 1026e8f32de5SMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 1027e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 1028e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 102995e852e1SSalyzyn, Mark writecmd->flags = (fua && ((aac_cache & 5) != 1) && 103095e852e1SSalyzyn, Mark (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? 10319d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : 10329d399cc7SSalyzyn, Mark cpu_to_le16(IO_TYPE_WRITE); 1033e8f32de5SMark Haverkamp writecmd->bpTotal = 0; 1034e8f32de5SMark Haverkamp writecmd->bpComplete = 0; 1035e8f32de5SMark Haverkamp 1036e8f32de5SMark Haverkamp aac_build_sgraw(cmd, &writecmd->sg); 1037e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1038e8f32de5SMark Haverkamp BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); 1039e8f32de5SMark Haverkamp /* 1040e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1041e8f32de5SMark Haverkamp */ 1042e8f32de5SMark Haverkamp return aac_fib_send(ContainerRawIo, 1043e8f32de5SMark Haverkamp fib, 1044e8f32de5SMark Haverkamp fibsize, 1045e8f32de5SMark Haverkamp FsaNormal, 1046e8f32de5SMark Haverkamp 0, 1, 1047e8f32de5SMark Haverkamp (fib_callback) io_callback, 1048e8f32de5SMark Haverkamp (void *) cmd); 1049e8f32de5SMark Haverkamp } 1050e8f32de5SMark Haverkamp 10519d399cc7SSalyzyn, Mark static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1052e8f32de5SMark Haverkamp { 1053e8f32de5SMark Haverkamp u16 fibsize; 1054e8f32de5SMark Haverkamp struct aac_write64 *writecmd; 1055e8f32de5SMark Haverkamp aac_fib_init(fib); 1056e8f32de5SMark Haverkamp writecmd = (struct aac_write64 *) fib_data(fib); 1057e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtHostWrite64); 1058e8f32de5SMark Haverkamp writecmd->cid = cpu_to_le16(scmd_id(cmd)); 1059e8f32de5SMark Haverkamp writecmd->sector_count = cpu_to_le16(count); 1060e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1061e8f32de5SMark Haverkamp writecmd->pad = 0; 1062e8f32de5SMark Haverkamp writecmd->flags = 0; 1063e8f32de5SMark Haverkamp 1064e8f32de5SMark Haverkamp aac_build_sg64(cmd, &writecmd->sg); 1065e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write64) + 1066e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1067e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1068e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1069e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1070e8f32de5SMark Haverkamp /* 1071e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1072e8f32de5SMark Haverkamp */ 1073e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand64, 1074e8f32de5SMark Haverkamp fib, 1075e8f32de5SMark Haverkamp fibsize, 1076e8f32de5SMark Haverkamp FsaNormal, 1077e8f32de5SMark Haverkamp 0, 1, 1078e8f32de5SMark Haverkamp (fib_callback) io_callback, 1079e8f32de5SMark Haverkamp (void *) cmd); 1080e8f32de5SMark Haverkamp } 1081e8f32de5SMark Haverkamp 10829d399cc7SSalyzyn, Mark static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) 1083e8f32de5SMark Haverkamp { 1084e8f32de5SMark Haverkamp u16 fibsize; 1085e8f32de5SMark Haverkamp struct aac_write *writecmd; 1086e8f32de5SMark Haverkamp aac_fib_init(fib); 1087e8f32de5SMark Haverkamp writecmd = (struct aac_write *) fib_data(fib); 1088e8f32de5SMark Haverkamp writecmd->command = cpu_to_le32(VM_CtBlockWrite); 1089f3307f72SChristoph Hellwig writecmd->cid = cpu_to_le32(scmd_id(cmd)); 1090e8f32de5SMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 1091e8f32de5SMark Haverkamp writecmd->count = cpu_to_le32(count * 512); 1092e8f32de5SMark Haverkamp writecmd->sg.count = cpu_to_le32(1); 1093e8f32de5SMark Haverkamp /* ->stable is not used - it did mean which type of write */ 1094e8f32de5SMark Haverkamp 1095e8f32de5SMark Haverkamp aac_build_sg(cmd, &writecmd->sg); 1096e8f32de5SMark Haverkamp fibsize = sizeof(struct aac_write) + 1097e8f32de5SMark Haverkamp ((le32_to_cpu(writecmd->sg.count) - 1) * 1098e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1099e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1100e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1101e8f32de5SMark Haverkamp /* 1102e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1103e8f32de5SMark Haverkamp */ 1104e8f32de5SMark Haverkamp return aac_fib_send(ContainerCommand, 1105e8f32de5SMark Haverkamp fib, 1106e8f32de5SMark Haverkamp fibsize, 1107e8f32de5SMark Haverkamp FsaNormal, 1108e8f32de5SMark Haverkamp 0, 1, 1109e8f32de5SMark Haverkamp (fib_callback) io_callback, 1110e8f32de5SMark Haverkamp (void *) cmd); 1111e8f32de5SMark Haverkamp } 1112e8f32de5SMark Haverkamp 1113e8f32de5SMark Haverkamp static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) 1114e8f32de5SMark Haverkamp { 1115e8f32de5SMark Haverkamp struct aac_srb * srbcmd; 1116e8f32de5SMark Haverkamp u32 flag; 1117e8f32de5SMark Haverkamp u32 timeout; 1118e8f32de5SMark Haverkamp 1119e8f32de5SMark Haverkamp aac_fib_init(fib); 1120e8f32de5SMark Haverkamp switch(cmd->sc_data_direction){ 1121e8f32de5SMark Haverkamp case DMA_TO_DEVICE: 1122e8f32de5SMark Haverkamp flag = SRB_DataOut; 1123e8f32de5SMark Haverkamp break; 1124e8f32de5SMark Haverkamp case DMA_BIDIRECTIONAL: 1125e8f32de5SMark Haverkamp flag = SRB_DataIn | SRB_DataOut; 1126e8f32de5SMark Haverkamp break; 1127e8f32de5SMark Haverkamp case DMA_FROM_DEVICE: 1128e8f32de5SMark Haverkamp flag = SRB_DataIn; 1129e8f32de5SMark Haverkamp break; 1130e8f32de5SMark Haverkamp case DMA_NONE: 1131e8f32de5SMark Haverkamp default: /* shuts up some versions of gcc */ 1132e8f32de5SMark Haverkamp flag = SRB_NoDataXfer; 1133e8f32de5SMark Haverkamp break; 1134e8f32de5SMark Haverkamp } 1135e8f32de5SMark Haverkamp 1136e8f32de5SMark Haverkamp srbcmd = (struct aac_srb*) fib_data(fib); 1137e8f32de5SMark Haverkamp srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 1138e8f32de5SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); 1139e8f32de5SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(cmd)); 1140e8f32de5SMark Haverkamp srbcmd->lun = cpu_to_le32(cmd->device->lun); 1141e8f32de5SMark Haverkamp srbcmd->flags = cpu_to_le32(flag); 1142e8f32de5SMark Haverkamp timeout = cmd->timeout_per_command/HZ; 1143e8f32de5SMark Haverkamp if (timeout == 0) 1144e8f32de5SMark Haverkamp timeout = 1; 1145e8f32de5SMark Haverkamp srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 1146e8f32de5SMark Haverkamp srbcmd->retry_limit = 0; /* Obsolete parameter */ 1147e8f32de5SMark Haverkamp srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); 1148e8f32de5SMark Haverkamp return srbcmd; 1149e8f32de5SMark Haverkamp } 1150e8f32de5SMark Haverkamp 1151e8f32de5SMark Haverkamp static void aac_srb_callback(void *context, struct fib * fibptr); 1152e8f32de5SMark Haverkamp 1153e8f32de5SMark Haverkamp static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) 1154e8f32de5SMark Haverkamp { 1155e8f32de5SMark Haverkamp u16 fibsize; 1156e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1157e8f32de5SMark Haverkamp 1158e8f32de5SMark Haverkamp aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); 1159727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1160e8f32de5SMark Haverkamp 1161e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1162e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1163e8f32de5SMark Haverkamp /* 1164e8f32de5SMark Haverkamp * Build Scatter/Gather list 1165e8f32de5SMark Haverkamp */ 1166e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 1167e8f32de5SMark Haverkamp ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 1168e8f32de5SMark Haverkamp sizeof (struct sgentry64)); 1169e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1170e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1171e8f32de5SMark Haverkamp 1172e8f32de5SMark Haverkamp /* 1173e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1174e8f32de5SMark Haverkamp */ 1175e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand64, fib, 1176e8f32de5SMark Haverkamp fibsize, FsaNormal, 0, 1, 1177e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, 1178e8f32de5SMark Haverkamp (void *) cmd); 1179e8f32de5SMark Haverkamp } 1180e8f32de5SMark Haverkamp 1181e8f32de5SMark Haverkamp static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) 1182e8f32de5SMark Haverkamp { 1183e8f32de5SMark Haverkamp u16 fibsize; 1184e8f32de5SMark Haverkamp struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); 1185e8f32de5SMark Haverkamp 1186e8f32de5SMark Haverkamp aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); 1187727eead6SFUJITA Tomonori srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); 1188e8f32de5SMark Haverkamp 1189e8f32de5SMark Haverkamp memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 1190e8f32de5SMark Haverkamp memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); 1191e8f32de5SMark Haverkamp /* 1192e8f32de5SMark Haverkamp * Build Scatter/Gather list 1193e8f32de5SMark Haverkamp */ 1194e8f32de5SMark Haverkamp fibsize = sizeof (struct aac_srb) + 1195e8f32de5SMark Haverkamp (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 1196e8f32de5SMark Haverkamp sizeof (struct sgentry)); 1197e8f32de5SMark Haverkamp BUG_ON (fibsize > (fib->dev->max_fib_size - 1198e8f32de5SMark Haverkamp sizeof(struct aac_fibhdr))); 1199e8f32de5SMark Haverkamp 1200e8f32de5SMark Haverkamp /* 1201e8f32de5SMark Haverkamp * Now send the Fib to the adapter 1202e8f32de5SMark Haverkamp */ 1203e8f32de5SMark Haverkamp return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, 1204e8f32de5SMark Haverkamp (fib_callback) aac_srb_callback, (void *) cmd); 1205e8f32de5SMark Haverkamp } 1206e8f32de5SMark Haverkamp 120794cf6ba1SSalyzyn, Mark static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) 120894cf6ba1SSalyzyn, Mark { 120994cf6ba1SSalyzyn, Mark if ((sizeof(dma_addr_t) > 4) && 121094cf6ba1SSalyzyn, Mark (num_physpages > (0xFFFFFFFFULL >> PAGE_SHIFT)) && 121194cf6ba1SSalyzyn, Mark (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) 121294cf6ba1SSalyzyn, Mark return FAILED; 121394cf6ba1SSalyzyn, Mark return aac_scsi_32(fib, cmd); 121494cf6ba1SSalyzyn, Mark } 121594cf6ba1SSalyzyn, Mark 12161da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 12171da177e4SLinus Torvalds { 12181da177e4SLinus Torvalds struct fib* fibptr; 12191da177e4SLinus Torvalds int rcode; 12201da177e4SLinus Torvalds u32 tmp; 12217c00ffa3SMark Haverkamp struct aac_adapter_info *info; 122284971738SMark Haverkamp struct aac_bus_info *command; 122384971738SMark Haverkamp struct aac_bus_info_response *bus_info; 12247c00ffa3SMark Haverkamp 1225bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 12261da177e4SLinus Torvalds return -ENOMEM; 12271da177e4SLinus Torvalds 1228bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12291da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 12307c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 12311da177e4SLinus Torvalds 1232bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 12331da177e4SLinus Torvalds fibptr, 12347c00ffa3SMark Haverkamp sizeof(*info), 12351da177e4SLinus Torvalds FsaNormal, 12369203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 12371da177e4SLinus Torvalds NULL, 12381da177e4SLinus Torvalds NULL); 12391da177e4SLinus Torvalds 12407c00ffa3SMark Haverkamp if (rcode < 0) { 1241bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1242bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 12437c00ffa3SMark Haverkamp return rcode; 12447c00ffa3SMark Haverkamp } 12457c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 12467c00ffa3SMark Haverkamp 12477c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 124806a43d17SSalyzyn, Mark struct aac_supplement_adapter_info * sinfo; 12497c00ffa3SMark Haverkamp 1250bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 12517c00ffa3SMark Haverkamp 125206a43d17SSalyzyn, Mark sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); 12537c00ffa3SMark Haverkamp 125406a43d17SSalyzyn, Mark memset(sinfo,0,sizeof(*sinfo)); 12557c00ffa3SMark Haverkamp 1256bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 12577c00ffa3SMark Haverkamp fibptr, 125806a43d17SSalyzyn, Mark sizeof(*sinfo), 12597c00ffa3SMark Haverkamp FsaNormal, 12607c00ffa3SMark Haverkamp 1, 1, 12617c00ffa3SMark Haverkamp NULL, 12627c00ffa3SMark Haverkamp NULL); 12637c00ffa3SMark Haverkamp 12647c00ffa3SMark Haverkamp if (rcode >= 0) 126506a43d17SSalyzyn, Mark memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); 12667c00ffa3SMark Haverkamp } 12671da177e4SLinus Torvalds 126884971738SMark Haverkamp 126984971738SMark Haverkamp /* 127084971738SMark Haverkamp * GetBusInfo 127184971738SMark Haverkamp */ 127284971738SMark Haverkamp 1273bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 127484971738SMark Haverkamp 127584971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 127684971738SMark Haverkamp 127784971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 127884971738SMark Haverkamp 127984971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 128084971738SMark Haverkamp 128184971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 128284971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 128384971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 128484971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 128584971738SMark Haverkamp 1286bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 128784971738SMark Haverkamp fibptr, 128884971738SMark Haverkamp sizeof (*bus_info), 128984971738SMark Haverkamp FsaNormal, 129084971738SMark Haverkamp 1, 1, 129184971738SMark Haverkamp NULL, NULL); 129284971738SMark Haverkamp 129394cf6ba1SSalyzyn, Mark /* reasoned default */ 129494cf6ba1SSalyzyn, Mark dev->maximum_num_physicals = 16; 129584971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 129684971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 129784971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 129884971738SMark Haverkamp } 129984971738SMark Haverkamp 13008c867b25SMark Haverkamp if (!dev->in_reset) { 130124f02e1dSSalyzyn, Mark char buffer[16]; 13021da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 13037c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 13041da177e4SLinus Torvalds dev->name, 13051da177e4SLinus Torvalds dev->id, 13061da177e4SLinus Torvalds tmp>>24, 13071da177e4SLinus Torvalds (tmp>>16)&0xff, 13081da177e4SLinus Torvalds tmp&0xff, 13097c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 13107c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 13117c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 13121da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 13131da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 13141da177e4SLinus Torvalds dev->name, dev->id, 13151da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13161da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 13171da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 13181da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 13191da177e4SLinus Torvalds dev->name, dev->id, 13201da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 13211da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 132224f02e1dSSalyzyn, Mark buffer[0] = '\0'; 132324f02e1dSSalyzyn, Mark if (aac_show_serial_number( 132424f02e1dSSalyzyn, Mark shost_to_class(dev->scsi_host_ptr), buffer)) 132524f02e1dSSalyzyn, Mark printk(KERN_INFO "%s%d: serial %s", 132624f02e1dSSalyzyn, Mark dev->name, dev->id, buffer); 1327a45c863fSSalyzyn, Mark if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { 1328a45c863fSSalyzyn, Mark printk(KERN_INFO "%s%d: TSID %.*s\n", 1329a45c863fSSalyzyn, Mark dev->name, dev->id, 1330a45c863fSSalyzyn, Mark (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), 1331a45c863fSSalyzyn, Mark dev->supplement_adapter_info.VpdInfo.Tsid); 1332a45c863fSSalyzyn, Mark } 1333a3940da5SSalyzyn, Mark if (!aac_check_reset || ((aac_check_reset != 1) && 133429c97684SSalyzyn, Mark (dev->supplement_adapter_info.SupportedOptions2 & 1335a3940da5SSalyzyn, Mark AAC_OPTION_IGNORE_RESET))) { 133629c97684SSalyzyn, Mark printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", 133729c97684SSalyzyn, Mark dev->name, dev->id); 133829c97684SSalyzyn, Mark } 13398c867b25SMark Haverkamp } 13401da177e4SLinus Torvalds 134195e852e1SSalyzyn, Mark dev->cache_protected = 0; 1342cb1042f2SSalyzyn, Mark dev->jbod = ((dev->supplement_adapter_info.FeatureBits & 1343cb1042f2SSalyzyn, Mark AAC_FEATURE_JBOD) != 0); 13441da177e4SLinus Torvalds dev->nondasd_support = 0; 13451da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 134695e852e1SSalyzyn, Mark if(dev->adapter_info.options & AAC_OPT_NONDASD) 13471da177e4SLinus Torvalds dev->nondasd_support = 1; 13481da177e4SLinus Torvalds 13491da177e4SLinus Torvalds /* 13501da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 13511da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 13521da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 13531da177e4SLinus Torvalds * additional changes changes will have to be made to support 13541da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 13551da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 13561da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 13571da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 13581da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 13591da177e4SLinus Torvalds */ 13601da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 13611da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 13621da177e4SLinus Torvalds dev->nondasd_support = 1; 13631da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 13641da177e4SLinus Torvalds } 13651da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 13661da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 13671da177e4SLinus Torvalds dev->name, dev->id); 13681da177e4SLinus Torvalds 136995e852e1SSalyzyn, Mark if (nondasd != -1) 13701da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 13711da177e4SLinus Torvalds if(dev->nondasd_support != 0) { 13721da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 13731da177e4SLinus Torvalds } 13741da177e4SLinus Torvalds 13751da177e4SLinus Torvalds dev->dac_support = 0; 13761da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 13771da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 13781da177e4SLinus Torvalds dev->dac_support = 1; 13791da177e4SLinus Torvalds } 13801da177e4SLinus Torvalds 13811da177e4SLinus Torvalds if(dacmode != -1) { 13821da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 13831da177e4SLinus Torvalds } 13841da177e4SLinus Torvalds if(dev->dac_support != 0) { 138571e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 138671e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 13871da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 13881da177e4SLinus Torvalds dev->name, dev->id); 138971e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 139071e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 13911da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 13921da177e4SLinus Torvalds dev->name, dev->id); 13931da177e4SLinus Torvalds dev->dac_support = 0; 13941da177e4SLinus Torvalds } else { 13951da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 13961da177e4SLinus Torvalds dev->name, dev->id); 13971da177e4SLinus Torvalds rcode = -ENOMEM; 13981da177e4SLinus Torvalds } 13991da177e4SLinus Torvalds } 14007c00ffa3SMark Haverkamp /* 1401e8f32de5SMark Haverkamp * Deal with configuring for the individualized limits of each packet 1402e8f32de5SMark Haverkamp * interface. 14037c00ffa3SMark Haverkamp */ 1404e8f32de5SMark Haverkamp dev->a_ops.adapter_scsi = (dev->dac_support) 140594cf6ba1SSalyzyn, Mark ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) 140694cf6ba1SSalyzyn, Mark ? aac_scsi_32_64 140794cf6ba1SSalyzyn, Mark : aac_scsi_64) 1408e8f32de5SMark Haverkamp : aac_scsi_32; 1409e8f32de5SMark Haverkamp if (dev->raw_io_interface) { 1410e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = (dev->raw_io_64) 1411e8f32de5SMark Haverkamp ? aac_bounds_64 1412e8f32de5SMark Haverkamp : aac_bounds_32; 1413e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_raw_io; 1414e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_raw_io; 1415e8f32de5SMark Haverkamp } else { 1416e8f32de5SMark Haverkamp dev->a_ops.adapter_bounds = aac_bounds_32; 14177c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 14187c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 141963a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 142063a70eeaSMark Haverkamp sizeof(struct sgentry); 14217c00ffa3SMark Haverkamp if (dev->dac_support) { 1422e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block64; 1423e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block64; 14247c00ffa3SMark Haverkamp /* 14257c00ffa3SMark Haverkamp * 38 scatter gather elements 14267c00ffa3SMark Haverkamp */ 14277c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 14287c00ffa3SMark Haverkamp (dev->max_fib_size - 14297c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 14307c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 143163a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 143263a70eeaSMark Haverkamp sizeof(struct sgentry64); 1433e8f32de5SMark Haverkamp } else { 1434e8f32de5SMark Haverkamp dev->a_ops.adapter_read = aac_read_block; 1435e8f32de5SMark Haverkamp dev->a_ops.adapter_write = aac_write_block; 14367c00ffa3SMark Haverkamp } 14377c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 14387c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 14397c00ffa3SMark Haverkamp /* 14407c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 14417c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 14427c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 14437c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 14447c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 14457c00ffa3SMark Haverkamp * element. 14467c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 14477c00ffa3SMark Haverkamp */ 14487c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 14497c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 14507c00ffa3SMark Haverkamp } 14510e68c003SMark Haverkamp } 14521da177e4SLinus Torvalds 1453bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1454bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 14551da177e4SLinus Torvalds 14561da177e4SLinus Torvalds return rcode; 14571da177e4SLinus Torvalds } 14581da177e4SLinus Torvalds 14591da177e4SLinus Torvalds 1460e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 14611da177e4SLinus Torvalds { 14621da177e4SLinus Torvalds struct aac_dev *dev; 14631da177e4SLinus Torvalds struct aac_read_reply *readreply; 14641da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 14651da177e4SLinus Torvalds u32 cid; 14661da177e4SLinus Torvalds 14671da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 14681da177e4SLinus Torvalds 146903d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 147003d44337SMark Haverkamp return; 147103d44337SMark Haverkamp 14721a655040SSalyzyn, Mark dev = fibptr->dev; 1473e5718774SMark Haverkamp cid = scmd_id(scsicmd); 14741da177e4SLinus Torvalds 14757a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 14767a8cf29dSMark Haverkamp u64 lba; 14777a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 14787a8cf29dSMark Haverkamp case WRITE_6: 14797a8cf29dSMark Haverkamp case READ_6: 14807a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 14817a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 14827a8cf29dSMark Haverkamp break; 14837a8cf29dSMark Haverkamp case WRITE_16: 14847a8cf29dSMark Haverkamp case READ_16: 14857a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 14867a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 14877a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 14887a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 14897a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 14907a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 14917a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 14927a8cf29dSMark Haverkamp break; 14937a8cf29dSMark Haverkamp case WRITE_12: 14947a8cf29dSMark Haverkamp case READ_12: 14957a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 14967a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 14977a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 14987a8cf29dSMark Haverkamp break; 14997a8cf29dSMark Haverkamp default: 15007a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15017a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15027a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15037a8cf29dSMark Haverkamp break; 15047a8cf29dSMark Haverkamp } 15057a8cf29dSMark Haverkamp printk(KERN_DEBUG 15067a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 15077a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 15087a8cf29dSMark Haverkamp } 15091da177e4SLinus Torvalds 1510125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 15111da177e4SLinus Torvalds 1512727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 1513727eead6SFUJITA Tomonori 15141da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 15151da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 15161da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15171da177e4SLinus Torvalds else { 15187c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 1519e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 15201da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 15217c00ffa3SMark Haverkamp #endif 15221da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15231da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 15241da177e4SLinus Torvalds HARDWARE_ERROR, 15251da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 15261da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 15271da177e4SLinus Torvalds 0, 0); 15281da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15293ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 15303ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 15311da177e4SLinus Torvalds } 1532bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1533bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 15341da177e4SLinus Torvalds 15358e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 15361da177e4SLinus Torvalds } 15371da177e4SLinus Torvalds 15389e7c349cSMark Haverkamp static int aac_read(struct scsi_cmnd * scsicmd) 15391da177e4SLinus Torvalds { 15407a8cf29dSMark Haverkamp u64 lba; 15411da177e4SLinus Torvalds u32 count; 15421da177e4SLinus Torvalds int status; 15431da177e4SLinus Torvalds struct aac_dev *dev; 15441da177e4SLinus Torvalds struct fib * cmd_fibcontext; 15451da177e4SLinus Torvalds 15461da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 15471da177e4SLinus Torvalds /* 15481da177e4SLinus Torvalds * Get block address and transfer length 15491da177e4SLinus Torvalds */ 15507a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 15517a8cf29dSMark Haverkamp case READ_6: 15529e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); 15531da177e4SLinus Torvalds 15547a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 15557a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 15561da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 15571da177e4SLinus Torvalds 15581da177e4SLinus Torvalds if (count == 0) 15591da177e4SLinus Torvalds count = 256; 15607a8cf29dSMark Haverkamp break; 15617a8cf29dSMark Haverkamp case READ_16: 15629e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); 15637a8cf29dSMark Haverkamp 15647a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 15657a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 15667a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 15677a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 15687a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 15697a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15707a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15717a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 15727a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 15737a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 15747a8cf29dSMark Haverkamp break; 15757a8cf29dSMark Haverkamp case READ_12: 15769e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); 15777a8cf29dSMark Haverkamp 15787a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15797a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15807a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15817a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 15827a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 15837a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 15847a8cf29dSMark Haverkamp break; 15857a8cf29dSMark Haverkamp default: 15869e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); 15871da177e4SLinus Torvalds 15887a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 15897a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 15907a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 15911da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 15927a8cf29dSMark Haverkamp break; 15931da177e4SLinus Torvalds } 15947a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 15957c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 1596e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 15977a8cf29dSMark Haverkamp return 0; 15981da177e4SLinus Torvalds /* 15991da177e4SLinus Torvalds * Alocate and initialize a Fib 16001da177e4SLinus Torvalds */ 1601bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 16021da177e4SLinus Torvalds return -1; 16031da177e4SLinus Torvalds } 16041da177e4SLinus Torvalds 1605e8f32de5SMark Haverkamp status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); 16061da177e4SLinus Torvalds 16071da177e4SLinus Torvalds /* 16081da177e4SLinus Torvalds * Check that the command queued to the controller 16091da177e4SLinus Torvalds */ 161077d644d4SMark Haverkamp if (status == -EINPROGRESS) { 161177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16121da177e4SLinus Torvalds return 0; 161377d644d4SMark Haverkamp } 16141da177e4SLinus Torvalds 1615bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 16161da177e4SLinus Torvalds /* 16171da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 16181da177e4SLinus Torvalds */ 16191da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 16208e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1621bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1622bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 16231da177e4SLinus Torvalds return 0; 16241da177e4SLinus Torvalds } 16251da177e4SLinus Torvalds 16269e7c349cSMark Haverkamp static int aac_write(struct scsi_cmnd * scsicmd) 16271da177e4SLinus Torvalds { 16287a8cf29dSMark Haverkamp u64 lba; 16291da177e4SLinus Torvalds u32 count; 16309d399cc7SSalyzyn, Mark int fua; 16311da177e4SLinus Torvalds int status; 16321da177e4SLinus Torvalds struct aac_dev *dev; 16331da177e4SLinus Torvalds struct fib * cmd_fibcontext; 16341da177e4SLinus Torvalds 16351da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 16361da177e4SLinus Torvalds /* 16371da177e4SLinus Torvalds * Get block address and transfer length 16381da177e4SLinus Torvalds */ 16391da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 16401da177e4SLinus Torvalds { 16411da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 16421da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 16431da177e4SLinus Torvalds if (count == 0) 16441da177e4SLinus Torvalds count = 256; 16459d399cc7SSalyzyn, Mark fua = 0; 16467a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 16479e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); 16487a8cf29dSMark Haverkamp 16497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 16507a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 16517a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 16527a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 16537a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 16547a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 16557a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16567a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 16577a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 16589d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16597a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 16609e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); 16617a8cf29dSMark Haverkamp 16627a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 16637a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16647a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 16657a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 16669d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16671da177e4SLinus Torvalds } else { 16689e7c349cSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); 16697a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 16701da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 16719d399cc7SSalyzyn, Mark fua = scsicmd->cmnd[1] & 0x8; 16721da177e4SLinus Torvalds } 16737a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 16741da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 1675e8f32de5SMark Haverkamp if (aac_adapter_bounds(dev,scsicmd,lba)) 16767a8cf29dSMark Haverkamp return 0; 16771da177e4SLinus Torvalds /* 16781da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 16791da177e4SLinus Torvalds */ 1680bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 16811da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 16828e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 16831da177e4SLinus Torvalds return 0; 16841da177e4SLinus Torvalds } 16851da177e4SLinus Torvalds 16869d399cc7SSalyzyn, Mark status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); 16871da177e4SLinus Torvalds 16881da177e4SLinus Torvalds /* 16891da177e4SLinus Torvalds * Check that the command queued to the controller 16901da177e4SLinus Torvalds */ 169177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 169277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 16931da177e4SLinus Torvalds return 0; 16941da177e4SLinus Torvalds } 16951da177e4SLinus Torvalds 1696bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 16971da177e4SLinus Torvalds /* 16981da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 16991da177e4SLinus Torvalds */ 17001da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 17018e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 17021da177e4SLinus Torvalds 1703bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1704bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 17051da177e4SLinus Torvalds return 0; 17061da177e4SLinus Torvalds } 17071da177e4SLinus Torvalds 17081da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 17091da177e4SLinus Torvalds { 17101da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 17111da177e4SLinus Torvalds struct scsi_cmnd *cmd; 17121da177e4SLinus Torvalds 17131da177e4SLinus Torvalds cmd = context; 17141da177e4SLinus Torvalds 171503d44337SMark Haverkamp if (!aac_valid_context(cmd, fibptr)) 171603d44337SMark Haverkamp return; 171703d44337SMark Haverkamp 17181da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 17191da177e4SLinus Torvalds smp_processor_id(), jiffies)); 17201da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 17211da177e4SLinus Torvalds 17221da177e4SLinus Torvalds 17231da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 17241da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 17251da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 17261da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17271da177e4SLinus Torvalds else { 17281da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 17291a655040SSalyzyn, Mark struct aac_dev *dev = fibptr->dev; 1730e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 17311da177e4SLinus Torvalds printk(KERN_WARNING 17321da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 17331da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 17341da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 17351da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17361da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 17371da177e4SLinus Torvalds HARDWARE_ERROR, 17381da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 17391da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 17401da177e4SLinus Torvalds 0, 0); 17411da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 1742b80ca4f7SFUJITA Tomonori min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 1743b80ca4f7SFUJITA Tomonori SCSI_SENSE_BUFFERSIZE)); 17441da177e4SLinus Torvalds } 17451da177e4SLinus Torvalds 1746bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1747bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 17488e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 17491da177e4SLinus Torvalds } 17501da177e4SLinus Torvalds 17519e7c349cSMark Haverkamp static int aac_synchronize(struct scsi_cmnd *scsicmd) 17521da177e4SLinus Torvalds { 17531da177e4SLinus Torvalds int status; 17541da177e4SLinus Torvalds struct fib *cmd_fibcontext; 17551da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 17561da177e4SLinus Torvalds struct scsi_cmnd *cmd; 17571da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 17581da177e4SLinus Torvalds int active = 0; 175990ee3466SMark Haverkamp struct aac_dev *aac; 1760b90f90d2SSalyzyn, Mark u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | 1761b90f90d2SSalyzyn, Mark (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 1762b90f90d2SSalyzyn, Mark u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 17631da177e4SLinus Torvalds unsigned long flags; 17641da177e4SLinus Torvalds 17651da177e4SLinus Torvalds /* 176677d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 176777d644d4SMark Haverkamp * specific target (block). 17681da177e4SLinus Torvalds */ 17691da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 17701da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 1771b90f90d2SSalyzyn, Mark if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 1772b90f90d2SSalyzyn, Mark u64 cmnd_lba; 1773b90f90d2SSalyzyn, Mark u32 cmnd_count; 1774b90f90d2SSalyzyn, Mark 1775b90f90d2SSalyzyn, Mark if (cmd->cmnd[0] == WRITE_6) { 1776b90f90d2SSalyzyn, Mark cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | 1777b90f90d2SSalyzyn, Mark (cmd->cmnd[2] << 8) | 1778b90f90d2SSalyzyn, Mark cmd->cmnd[3]; 1779b90f90d2SSalyzyn, Mark cmnd_count = cmd->cmnd[4]; 1780b90f90d2SSalyzyn, Mark if (cmnd_count == 0) 1781b90f90d2SSalyzyn, Mark cmnd_count = 256; 1782b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_16) { 1783b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 56) | 1784b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[3] << 48) | 1785b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[4] << 40) | 1786b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[5] << 32) | 1787b90f90d2SSalyzyn, Mark ((u64)cmd->cmnd[6] << 24) | 1788b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1789b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1790b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1791b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[10] << 24) | 1792b90f90d2SSalyzyn, Mark (cmd->cmnd[11] << 16) | 1793b90f90d2SSalyzyn, Mark (cmd->cmnd[12] << 8) | 1794b90f90d2SSalyzyn, Mark cmd->cmnd[13]; 1795b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_12) { 1796b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1797b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1798b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1799b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1800b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[6] << 24) | 1801b90f90d2SSalyzyn, Mark (cmd->cmnd[7] << 16) | 1802b90f90d2SSalyzyn, Mark (cmd->cmnd[8] << 8) | 1803b90f90d2SSalyzyn, Mark cmd->cmnd[9]; 1804b90f90d2SSalyzyn, Mark } else if (cmd->cmnd[0] == WRITE_10) { 1805b90f90d2SSalyzyn, Mark cmnd_lba = ((u64)cmd->cmnd[2] << 24) | 1806b90f90d2SSalyzyn, Mark (cmd->cmnd[3] << 16) | 1807b90f90d2SSalyzyn, Mark (cmd->cmnd[4] << 8) | 1808b90f90d2SSalyzyn, Mark cmd->cmnd[5]; 1809b90f90d2SSalyzyn, Mark cmnd_count = (cmd->cmnd[7] << 8) | 1810b90f90d2SSalyzyn, Mark cmd->cmnd[8]; 1811b90f90d2SSalyzyn, Mark } else 1812b90f90d2SSalyzyn, Mark continue; 1813b90f90d2SSalyzyn, Mark if (((cmnd_lba + cmnd_count) < lba) || 1814b90f90d2SSalyzyn, Mark (count && ((lba + count) < cmnd_lba))) 1815b90f90d2SSalyzyn, Mark continue; 18161da177e4SLinus Torvalds ++active; 18171da177e4SLinus Torvalds break; 18181da177e4SLinus Torvalds } 18191da177e4SLinus Torvalds 18201da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 18211da177e4SLinus Torvalds 18221da177e4SLinus Torvalds /* 18231da177e4SLinus Torvalds * Yield the processor (requeue for later) 18241da177e4SLinus Torvalds */ 18251da177e4SLinus Torvalds if (active) 18261da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 18271da177e4SLinus Torvalds 1828f858317dSSalyzyn, Mark aac = (struct aac_dev *)sdev->host->hostdata; 18298c867b25SMark Haverkamp if (aac->in_reset) 18308c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 18318c867b25SMark Haverkamp 18321da177e4SLinus Torvalds /* 18337c00ffa3SMark Haverkamp * Allocate and initialize a Fib 18341da177e4SLinus Torvalds */ 183590ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 18361da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 18371da177e4SLinus Torvalds 1838bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 18391da177e4SLinus Torvalds 18401da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 18411da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 18421da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 18439e7c349cSMark Haverkamp synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); 18441da177e4SLinus Torvalds synchronizecmd->count = 18451da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 18461da177e4SLinus Torvalds 18471da177e4SLinus Torvalds /* 18481da177e4SLinus Torvalds * Now send the Fib to the adapter 18491da177e4SLinus Torvalds */ 1850bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 18511da177e4SLinus Torvalds cmd_fibcontext, 18521da177e4SLinus Torvalds sizeof(struct aac_synchronize), 18531da177e4SLinus Torvalds FsaNormal, 18541da177e4SLinus Torvalds 0, 1, 18551da177e4SLinus Torvalds (fib_callback)synchronize_callback, 18561da177e4SLinus Torvalds (void *)scsicmd); 18571da177e4SLinus Torvalds 18581da177e4SLinus Torvalds /* 18591da177e4SLinus Torvalds * Check that the command queued to the controller 18601da177e4SLinus Torvalds */ 186177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 186277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 18631da177e4SLinus Torvalds return 0; 186477d644d4SMark Haverkamp } 18651da177e4SLinus Torvalds 18661da177e4SLinus Torvalds printk(KERN_WARNING 1867bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1868bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1869bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 18701da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 18711da177e4SLinus Torvalds } 18721da177e4SLinus Torvalds 18731da177e4SLinus Torvalds /** 18741da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 18751da177e4SLinus Torvalds * @scsicmd: SCSI command block 18761da177e4SLinus Torvalds * 18771da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 18781da177e4SLinus Torvalds * aacraid firmware. 18791da177e4SLinus Torvalds */ 18801da177e4SLinus Torvalds 18811da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 18821da177e4SLinus Torvalds { 18831a655040SSalyzyn, Mark u32 cid; 18841da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 18851da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 18861da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 18871da177e4SLinus Torvalds 188890ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 188990ee3466SMark Haverkamp return -1; 18901da177e4SLinus Torvalds /* 18911da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 18921da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 18931da177e4SLinus Torvalds * itself. 18941da177e4SLinus Torvalds */ 18951a655040SSalyzyn, Mark cid = scmd_id(scsicmd); 18961a655040SSalyzyn, Mark if (cid != host->this_id) { 18971a655040SSalyzyn, Mark if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { 18981a655040SSalyzyn, Mark if((cid >= dev->maximum_num_containers) || 1899e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 19001da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 19011da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19021da177e4SLinus Torvalds return 0; 19031da177e4SLinus Torvalds } 19041da177e4SLinus Torvalds 19051da177e4SLinus Torvalds /* 19061da177e4SLinus Torvalds * If the target container doesn't exist, it may have 19071da177e4SLinus Torvalds * been newly created 19081da177e4SLinus Torvalds */ 19091da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 19101da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 19117a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 19127a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 19137a8cf29dSMark Haverkamp !(dev->raw_io_64) || 19147a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 19157a8cf29dSMark Haverkamp break; 19161da177e4SLinus Torvalds case INQUIRY: 19171da177e4SLinus Torvalds case READ_CAPACITY: 19181da177e4SLinus Torvalds case TEST_UNIT_READY: 19198c867b25SMark Haverkamp if (dev->in_reset) 19208c867b25SMark Haverkamp return -1; 1921fe76df42SMark Haverkamp return _aac_probe_container(scsicmd, 1922fe76df42SMark Haverkamp aac_probe_container_callback2); 19231da177e4SLinus Torvalds default: 19241da177e4SLinus Torvalds break; 19251da177e4SLinus Torvalds } 19261da177e4SLinus Torvalds } 19271da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1928cb1042f2SSalyzyn, Mark if (dev->nondasd_support || expose_physicals || 1929cb1042f2SSalyzyn, Mark dev->jbod) { 19308c867b25SMark Haverkamp if (dev->in_reset) 19318c867b25SMark Haverkamp return -1; 19321da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 19331da177e4SLinus Torvalds } else { 19341da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 19351da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19361da177e4SLinus Torvalds return 0; 19371da177e4SLinus Torvalds } 19381da177e4SLinus Torvalds } 19391da177e4SLinus Torvalds } 19401da177e4SLinus Torvalds /* 19411da177e4SLinus Torvalds * else Command for the controller itself 19421da177e4SLinus Torvalds */ 19431da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 19441da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 19451da177e4SLinus Torvalds { 19461da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 19471da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19481da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 19491da177e4SLinus Torvalds ILLEGAL_REQUEST, 19501da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 19511da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 19521da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 19533ace426fSSalyzyn, Mark min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), 19543ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 19551da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 19561da177e4SLinus Torvalds return 0; 19571da177e4SLinus Torvalds } 19581da177e4SLinus Torvalds 19591da177e4SLinus Torvalds 19601da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 19611da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 19621da177e4SLinus Torvalds case INQUIRY: 19631da177e4SLinus Torvalds { 19643b2946ccSMark Haverkamp struct inquiry_data inq_data; 19651da177e4SLinus Torvalds 19661a655040SSalyzyn, Mark dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); 19673b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 19681da177e4SLinus Torvalds 196988e2f98eSSalyzyn, Mark if (scsicmd->cmnd[1] & 0x1) { 197088e2f98eSSalyzyn, Mark char *arr = (char *)&inq_data; 197188e2f98eSSalyzyn, Mark 197288e2f98eSSalyzyn, Mark /* EVPD bit set */ 197388e2f98eSSalyzyn, Mark arr[0] = (scmd_id(scsicmd) == host->this_id) ? 197488e2f98eSSalyzyn, Mark INQD_PDT_PROC : INQD_PDT_DA; 197588e2f98eSSalyzyn, Mark if (scsicmd->cmnd[2] == 0) { 197688e2f98eSSalyzyn, Mark /* supported vital product data pages */ 197788e2f98eSSalyzyn, Mark arr[3] = 2; 197888e2f98eSSalyzyn, Mark arr[4] = 0x0; 197988e2f98eSSalyzyn, Mark arr[5] = 0x80; 198088e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 198188e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, &inq_data, 0, 198288e2f98eSSalyzyn, Mark sizeof(inq_data)); 198388e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 198488e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 198588e2f98eSSalyzyn, Mark } else if (scsicmd->cmnd[2] == 0x80) { 198688e2f98eSSalyzyn, Mark /* unit serial number page */ 198788e2f98eSSalyzyn, Mark arr[3] = setinqserial(dev, &arr[4], 198888e2f98eSSalyzyn, Mark scmd_id(scsicmd)); 198988e2f98eSSalyzyn, Mark arr[1] = scsicmd->cmnd[2]; 199088e2f98eSSalyzyn, Mark aac_internal_transfer(scsicmd, &inq_data, 0, 199188e2f98eSSalyzyn, Mark sizeof(inq_data)); 199288e2f98eSSalyzyn, Mark return aac_get_container_serial(scsicmd); 199388e2f98eSSalyzyn, Mark } else { 199488e2f98eSSalyzyn, Mark /* vpd page not implemented */ 199588e2f98eSSalyzyn, Mark scsicmd->result = DID_OK << 16 | 199688e2f98eSSalyzyn, Mark COMMAND_COMPLETE << 8 | 199788e2f98eSSalyzyn, Mark SAM_STAT_CHECK_CONDITION; 199888e2f98eSSalyzyn, Mark set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 199988e2f98eSSalyzyn, Mark ILLEGAL_REQUEST, 200088e2f98eSSalyzyn, Mark SENCODE_INVALID_CDB_FIELD, 200188e2f98eSSalyzyn, Mark ASENCODE_NO_SENSE, 0, 7, 2, 0); 200288e2f98eSSalyzyn, Mark memcpy(scsicmd->sense_buffer, 200388e2f98eSSalyzyn, Mark &dev->fsa_dev[cid].sense_data, 20043ace426fSSalyzyn, Mark min_t(size_t, 20053ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 20063ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 200788e2f98eSSalyzyn, Mark } 200888e2f98eSSalyzyn, Mark scsicmd->scsi_done(scsicmd); 200988e2f98eSSalyzyn, Mark return 0; 201088e2f98eSSalyzyn, Mark } 20113b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 20123b2946ccSMark 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 */ 20133b2946ccSMark Haverkamp inq_data.inqd_len = 31; 20141da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 20153b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 20161da177e4SLinus Torvalds /* 20171da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 20181da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 20191da177e4SLinus Torvalds */ 20201a655040SSalyzyn, Mark if (cid == host->this_id) { 20216391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 20223b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 20233b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 20241da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20251da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20261da177e4SLinus Torvalds return 0; 20271da177e4SLinus Torvalds } 20288c867b25SMark Haverkamp if (dev->in_reset) 20298c867b25SMark Haverkamp return -1; 2030794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 20313b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 20323b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 20339e7c349cSMark Haverkamp return aac_get_container_name(scsicmd); 20341da177e4SLinus Torvalds } 20357a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 20367a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 20377a8cf29dSMark Haverkamp !(dev->raw_io_64) || 20387a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 20397a8cf29dSMark Haverkamp break; 20407a8cf29dSMark Haverkamp { 20417a8cf29dSMark Haverkamp u64 capacity; 204207ce5ebaSMark Haverkamp char cp[13]; 20437a8cf29dSMark Haverkamp 20447a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 20457a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 20467a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 20477a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 20487a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 20497a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 20507a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 20517a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 20527a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 20537a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 20547a8cf29dSMark Haverkamp cp[8] = 0; 20557a8cf29dSMark Haverkamp cp[9] = 0; 20567a8cf29dSMark Haverkamp cp[10] = 2; 20577a8cf29dSMark Haverkamp cp[11] = 0; 205807ce5ebaSMark Haverkamp cp[12] = 0; 205907ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 20601241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 206107ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 206207ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 206307ce5ebaSMark Haverkamp 206407ce5ebaSMark Haverkamp memset(cp, 0, offset); 206507ce5ebaSMark Haverkamp do { 20661241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 20671241f359SMark Haverkamp sizeof(cp)); 206807ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 206907ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 207007ce5ebaSMark Haverkamp } 20717a8cf29dSMark Haverkamp 20727a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 20737a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 20747a8cf29dSMark Haverkamp 20757a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 20767a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 20777a8cf29dSMark Haverkamp 20787a8cf29dSMark Haverkamp return 0; 20797a8cf29dSMark Haverkamp } 20807a8cf29dSMark Haverkamp 20811da177e4SLinus Torvalds case READ_CAPACITY: 20821da177e4SLinus Torvalds { 20831da177e4SLinus Torvalds u32 capacity; 20843b2946ccSMark Haverkamp char cp[8]; 20851da177e4SLinus Torvalds 20861da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 20877a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 20881da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 20891da177e4SLinus Torvalds else 20901da177e4SLinus Torvalds capacity = (u32)-1; 20913b2946ccSMark Haverkamp 20921da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 20931da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 20941da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 20951da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 20961da177e4SLinus Torvalds cp[4] = 0; 20971da177e4SLinus Torvalds cp[5] = 0; 20981da177e4SLinus Torvalds cp[6] = 2; 20991da177e4SLinus Torvalds cp[7] = 0; 21003b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 21017a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 21027a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 21031da177e4SLinus Torvalds 21041da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21051da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21061da177e4SLinus Torvalds 21071da177e4SLinus Torvalds return 0; 21081da177e4SLinus Torvalds } 21091da177e4SLinus Torvalds 21101da177e4SLinus Torvalds case MODE_SENSE: 21111da177e4SLinus Torvalds { 21129d399cc7SSalyzyn, Mark char mode_buf[7]; 21139d399cc7SSalyzyn, Mark int mode_buf_length = 4; 21141da177e4SLinus Torvalds 21151da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 21161da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 21171da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 21189d399cc7SSalyzyn, Mark mode_buf[2] = 0; /* Device-specific param, 21199d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 21209d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 212195e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 21229d399cc7SSalyzyn, Mark mode_buf[2] = 0x10; 21231da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 21249d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 21259d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 21269d399cc7SSalyzyn, Mark mode_buf[0] = 6; 21279d399cc7SSalyzyn, Mark mode_buf[4] = 8; 21289d399cc7SSalyzyn, Mark mode_buf[5] = 1; 212995e852e1SSalyzyn, Mark mode_buf[6] = ((aac_cache & 6) == 2) 213095e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 21319d399cc7SSalyzyn, Mark mode_buf_length = 7; 21329d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[4]) 21339d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[4]; 21349d399cc7SSalyzyn, Mark } 21359d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 21361da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21371da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21381da177e4SLinus Torvalds 21391da177e4SLinus Torvalds return 0; 21401da177e4SLinus Torvalds } 21411da177e4SLinus Torvalds case MODE_SENSE_10: 21421da177e4SLinus Torvalds { 21439d399cc7SSalyzyn, Mark char mode_buf[11]; 21449d399cc7SSalyzyn, Mark int mode_buf_length = 8; 21451da177e4SLinus Torvalds 21461da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 21471da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 21481da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 21491da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 21509d399cc7SSalyzyn, Mark mode_buf[3] = 0; /* Device-specific param, 21519d399cc7SSalyzyn, Mark bit 8: 0/1 = write enabled/protected 21529d399cc7SSalyzyn, Mark bit 4: 0/1 = FUA enabled */ 215395e852e1SSalyzyn, Mark if (dev->raw_io_interface && ((aac_cache & 5) != 1)) 21549d399cc7SSalyzyn, Mark mode_buf[3] = 0x10; 21551da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 21561da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 21571da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 21581da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 21599d399cc7SSalyzyn, Mark if (((scsicmd->cmnd[2] & 0x3f) == 8) || 21609d399cc7SSalyzyn, Mark ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { 21619d399cc7SSalyzyn, Mark mode_buf[1] = 9; 21629d399cc7SSalyzyn, Mark mode_buf[8] = 8; 21639d399cc7SSalyzyn, Mark mode_buf[9] = 1; 216495e852e1SSalyzyn, Mark mode_buf[10] = ((aac_cache & 6) == 2) 216595e852e1SSalyzyn, Mark ? 0 : 0x04; /* WCE */ 21669d399cc7SSalyzyn, Mark mode_buf_length = 11; 21679d399cc7SSalyzyn, Mark if (mode_buf_length > scsicmd->cmnd[8]) 21689d399cc7SSalyzyn, Mark mode_buf_length = scsicmd->cmnd[8]; 21699d399cc7SSalyzyn, Mark } 21709d399cc7SSalyzyn, Mark aac_internal_transfer(scsicmd, mode_buf, 0, mode_buf_length); 21711da177e4SLinus Torvalds 21721da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21731da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21741da177e4SLinus Torvalds 21751da177e4SLinus Torvalds return 0; 21761da177e4SLinus Torvalds } 21771da177e4SLinus Torvalds case REQUEST_SENSE: 21781da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 21791da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 21801da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 21811da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21821da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21831da177e4SLinus Torvalds return 0; 21841da177e4SLinus Torvalds 21851da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 21861da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 21871da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 21881da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 21891da177e4SLinus Torvalds else 21901da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 21911da177e4SLinus Torvalds 21921da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 21931da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21941da177e4SLinus Torvalds return 0; 21951da177e4SLinus Torvalds /* 21961da177e4SLinus Torvalds * These commands are all No-Ops 21971da177e4SLinus Torvalds */ 21981da177e4SLinus Torvalds case TEST_UNIT_READY: 21991da177e4SLinus Torvalds case RESERVE: 22001da177e4SLinus Torvalds case RELEASE: 22011da177e4SLinus Torvalds case REZERO_UNIT: 22021da177e4SLinus Torvalds case REASSIGN_BLOCKS: 22031da177e4SLinus Torvalds case SEEK_10: 22041da177e4SLinus Torvalds case START_STOP: 22051da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 22061da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22071da177e4SLinus Torvalds return 0; 22081da177e4SLinus Torvalds } 22091da177e4SLinus Torvalds 22101da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 22111da177e4SLinus Torvalds { 22121da177e4SLinus Torvalds case READ_6: 22131da177e4SLinus Torvalds case READ_10: 22147a8cf29dSMark Haverkamp case READ_12: 22157a8cf29dSMark Haverkamp case READ_16: 22168c867b25SMark Haverkamp if (dev->in_reset) 22178c867b25SMark Haverkamp return -1; 22181da177e4SLinus Torvalds /* 22191da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 22201da177e4SLinus Torvalds * corresponds to a container. Needed to convert 22211da177e4SLinus Torvalds * containers to /dev/sd device names 22221da177e4SLinus Torvalds */ 22231da177e4SLinus Torvalds 22241da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 22257a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 22261da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 22277a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 22287a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 222977d644d4SMark Haverkamp 22309e7c349cSMark Haverkamp return aac_read(scsicmd); 22311da177e4SLinus Torvalds 22321da177e4SLinus Torvalds case WRITE_6: 22331da177e4SLinus Torvalds case WRITE_10: 22347a8cf29dSMark Haverkamp case WRITE_12: 22357a8cf29dSMark Haverkamp case WRITE_16: 22368c867b25SMark Haverkamp if (dev->in_reset) 22378c867b25SMark Haverkamp return -1; 22389e7c349cSMark Haverkamp return aac_write(scsicmd); 22391da177e4SLinus Torvalds 22401da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 224195e852e1SSalyzyn, Mark if (((aac_cache & 6) == 6) && dev->cache_protected) { 224295e852e1SSalyzyn, Mark scsicmd->result = DID_OK << 16 | 224395e852e1SSalyzyn, Mark COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 224495e852e1SSalyzyn, Mark scsicmd->scsi_done(scsicmd); 224595e852e1SSalyzyn, Mark return 0; 224695e852e1SSalyzyn, Mark } 22471da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 224895e852e1SSalyzyn, Mark if ((aac_cache & 6) != 2) 22499e7c349cSMark Haverkamp return aac_synchronize(scsicmd); 225095e852e1SSalyzyn, Mark /* FALLTHRU */ 22511da177e4SLinus Torvalds default: 22521da177e4SLinus Torvalds /* 22531da177e4SLinus Torvalds * Unhandled commands 22541da177e4SLinus Torvalds */ 22557c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 22561da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 22571da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 22581da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 22591da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 22601da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 22613ace426fSSalyzyn, Mark min_t(size_t, 22623ace426fSSalyzyn, Mark sizeof(dev->fsa_dev[cid].sense_data), 22633ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE)); 22641da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 22651da177e4SLinus Torvalds return 0; 22661da177e4SLinus Torvalds } 22671da177e4SLinus Torvalds } 22681da177e4SLinus Torvalds 22691da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 22701da177e4SLinus Torvalds { 22711da177e4SLinus Torvalds struct aac_query_disk qd; 22721da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 22731da177e4SLinus Torvalds 22741da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 227590ee3466SMark Haverkamp if (!fsa_dev_ptr) 227665101355SMark Haverkamp return -EBUSY; 22771da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 22781da177e4SLinus Torvalds return -EFAULT; 22791da177e4SLinus Torvalds if (qd.cnum == -1) 2280e5718774SMark Haverkamp qd.cnum = qd.id; 22811da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 22821da177e4SLinus Torvalds { 22831da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 22841da177e4SLinus Torvalds return -EINVAL; 22851da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 22861da177e4SLinus Torvalds qd.bus = 0; 22871da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 22881da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 22891da177e4SLinus Torvalds } 22901da177e4SLinus Torvalds else return -EINVAL; 22911da177e4SLinus Torvalds 2292fd622b1bSSalyzyn, Mark qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; 22931da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 22941da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 22951da177e4SLinus Torvalds 22961da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 22971da177e4SLinus Torvalds qd.unmapped = 1; 22981da177e4SLinus Torvalds else 22991da177e4SLinus Torvalds qd.unmapped = 0; 23001da177e4SLinus Torvalds 23011da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 23021da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 23031da177e4SLinus Torvalds 23041da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 23051da177e4SLinus Torvalds return -EFAULT; 23061da177e4SLinus Torvalds return 0; 23071da177e4SLinus Torvalds } 23081da177e4SLinus Torvalds 23091da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 23101da177e4SLinus Torvalds { 23111da177e4SLinus Torvalds struct aac_delete_disk dd; 23121da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 23131da177e4SLinus Torvalds 23141da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 231565101355SMark Haverkamp if (!fsa_dev_ptr) 231665101355SMark Haverkamp return -EBUSY; 23171da177e4SLinus Torvalds 23181da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 23191da177e4SLinus Torvalds return -EFAULT; 23201da177e4SLinus Torvalds 23211da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 23221da177e4SLinus Torvalds return -EINVAL; 23231da177e4SLinus Torvalds /* 23241da177e4SLinus Torvalds * Mark this container as being deleted. 23251da177e4SLinus Torvalds */ 23261da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 23271da177e4SLinus Torvalds /* 23281da177e4SLinus Torvalds * Mark the container as no longer valid 23291da177e4SLinus Torvalds */ 23301da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 23311da177e4SLinus Torvalds return 0; 23321da177e4SLinus Torvalds } 23331da177e4SLinus Torvalds 23341da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 23351da177e4SLinus Torvalds { 23361da177e4SLinus Torvalds struct aac_delete_disk dd; 23371da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 23381da177e4SLinus Torvalds 23391da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 234090ee3466SMark Haverkamp if (!fsa_dev_ptr) 234165101355SMark Haverkamp return -EBUSY; 23421da177e4SLinus Torvalds 23431da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 23441da177e4SLinus Torvalds return -EFAULT; 23451da177e4SLinus Torvalds 23461da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 23471da177e4SLinus Torvalds return -EINVAL; 23481da177e4SLinus Torvalds /* 23491da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 23501da177e4SLinus Torvalds */ 23511da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 23521da177e4SLinus Torvalds return -EBUSY; 23531da177e4SLinus Torvalds else { 23541da177e4SLinus Torvalds /* 23551da177e4SLinus Torvalds * Mark the container as no longer being valid. 23561da177e4SLinus Torvalds */ 23571da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 23581da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 23591da177e4SLinus Torvalds return 0; 23601da177e4SLinus Torvalds } 23611da177e4SLinus Torvalds } 23621da177e4SLinus Torvalds 23631da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 23641da177e4SLinus Torvalds { 23651da177e4SLinus Torvalds switch (cmd) { 23661da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 23671da177e4SLinus Torvalds return query_disk(dev, arg); 23681da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 23691da177e4SLinus Torvalds return delete_disk(dev, arg); 23701da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 23711da177e4SLinus Torvalds return force_delete_disk(dev, arg); 23721da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 23731da177e4SLinus Torvalds return aac_get_containers(dev); 23741da177e4SLinus Torvalds default: 23751da177e4SLinus Torvalds return -ENOTTY; 23761da177e4SLinus Torvalds } 23771da177e4SLinus Torvalds } 23781da177e4SLinus Torvalds 23791da177e4SLinus Torvalds /** 23801da177e4SLinus Torvalds * 23811da177e4SLinus Torvalds * aac_srb_callback 23821da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 23831da177e4SLinus Torvalds * @fibptr: pointer to the fib 23841da177e4SLinus Torvalds * 23851da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 23861da177e4SLinus Torvalds * 23871da177e4SLinus Torvalds */ 23881da177e4SLinus Torvalds 23891da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 23901da177e4SLinus Torvalds { 23911da177e4SLinus Torvalds struct aac_dev *dev; 23921da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 23931da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 23941da177e4SLinus Torvalds 23951da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 239603d44337SMark Haverkamp 239703d44337SMark Haverkamp if (!aac_valid_context(scsicmd, fibptr)) 239803d44337SMark Haverkamp return; 239903d44337SMark Haverkamp 2400125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 24011da177e4SLinus Torvalds 24021a655040SSalyzyn, Mark dev = fibptr->dev; 24031a655040SSalyzyn, Mark 24041da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 24051da177e4SLinus Torvalds 24061da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 24071da177e4SLinus Torvalds /* 24081da177e4SLinus Torvalds * Calculate resid for sg 24091da177e4SLinus Torvalds */ 24101da177e4SLinus Torvalds 2411727eead6SFUJITA Tomonori scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) 2412727eead6SFUJITA Tomonori - le32_to_cpu(srbreply->data_xfer_length)); 24131da177e4SLinus Torvalds 2414727eead6SFUJITA Tomonori scsi_dma_unmap(scsicmd); 24151da177e4SLinus Torvalds 24161da177e4SLinus Torvalds /* 24171da177e4SLinus Torvalds * First check the fib status 24181da177e4SLinus Torvalds */ 24191da177e4SLinus Torvalds 24201da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 24211da177e4SLinus Torvalds int len; 24221da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 24233ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 24243ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 24251da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 24261da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 24271da177e4SLinus Torvalds } 24281da177e4SLinus Torvalds 24291da177e4SLinus Torvalds /* 24301da177e4SLinus Torvalds * Next check the srb status 24311da177e4SLinus Torvalds */ 24321da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 24331da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 24341da177e4SLinus Torvalds case SRB_STATUS_PENDING: 24351da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 24361da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24371da177e4SLinus Torvalds break; 24381da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 24391da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 24401da177e4SLinus Torvalds case READ_6: 24411da177e4SLinus Torvalds case WRITE_6: 24421da177e4SLinus Torvalds case READ_10: 24431da177e4SLinus Torvalds case WRITE_10: 24441da177e4SLinus Torvalds case READ_12: 24451da177e4SLinus Torvalds case WRITE_12: 24467a8cf29dSMark Haverkamp case READ_16: 24477a8cf29dSMark Haverkamp case WRITE_16: 24481da177e4SLinus Torvalds if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { 24491da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 24501da177e4SLinus Torvalds } else { 24511da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 24521da177e4SLinus Torvalds } 24531da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 24541da177e4SLinus Torvalds break; 24551da177e4SLinus Torvalds case INQUIRY: { 24561da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24571da177e4SLinus Torvalds break; 24581da177e4SLinus Torvalds } 24591da177e4SLinus Torvalds default: 24601da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 24611da177e4SLinus Torvalds break; 24621da177e4SLinus Torvalds } 24631da177e4SLinus Torvalds break; 24641da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 24651da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 24661da177e4SLinus Torvalds break; 24671da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 24681da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 24691da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 24701da177e4SLinus Torvalds break; 24711da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 24721da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 24731da177e4SLinus Torvalds break; 24741da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 24751da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 24761da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 24771da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 24781da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 24791da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 24801da177e4SLinus Torvalds break; 24811da177e4SLinus Torvalds 24821da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 24831da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 24841da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 24851da177e4SLinus Torvalds break; 24861da177e4SLinus Torvalds 24871da177e4SLinus Torvalds case SRB_STATUS_BUSY: 2488760af100SSalyzyn, Mark scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; 24891da177e4SLinus Torvalds break; 24901da177e4SLinus Torvalds 24911da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 24921da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 24931da177e4SLinus Torvalds break; 24941da177e4SLinus Torvalds 24951da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 24961da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 24971da177e4SLinus Torvalds break; 24981da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 24991da177e4SLinus Torvalds case SRB_STATUS_ERROR: 25001da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 25011da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 25021da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 25031da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 25041da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 25051da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 25061da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 25071da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 25081da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 25091da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 25101da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 25111da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 25121da177e4SLinus Torvalds default: 25131da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25141da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 25151da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 25161da177e4SLinus Torvalds aac_get_status_string( 25171da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 25181da177e4SLinus Torvalds scsicmd->cmnd[0], 25191da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 25201da177e4SLinus Torvalds #endif 25211da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 25221da177e4SLinus Torvalds break; 25231da177e4SLinus Torvalds } 25248ce3eca4SSalyzyn, Mark if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { 25251da177e4SLinus Torvalds int len; 25261da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 25273ace426fSSalyzyn, Mark len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), 25283ace426fSSalyzyn, Mark SCSI_SENSE_BUFFERSIZE); 25291da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 25307a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 25317a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 25321da177e4SLinus Torvalds #endif 25331da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 25341da177e4SLinus Torvalds } 25351da177e4SLinus Torvalds /* 25361da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 25371da177e4SLinus Torvalds */ 25381da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 25391da177e4SLinus Torvalds 2540bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2541bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 25428e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 25431da177e4SLinus Torvalds } 25441da177e4SLinus Torvalds 25451da177e4SLinus Torvalds /** 25461da177e4SLinus Torvalds * 25471da177e4SLinus Torvalds * aac_send_scb_fib 25481da177e4SLinus Torvalds * @scsicmd: the scsi command block 25491da177e4SLinus Torvalds * 25501da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 25511da177e4SLinus Torvalds * scsicmd passed in. 25521da177e4SLinus Torvalds */ 25531da177e4SLinus Torvalds 25541da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 25551da177e4SLinus Torvalds { 25561da177e4SLinus Torvalds struct fib* cmd_fibcontext; 25571da177e4SLinus Torvalds struct aac_dev* dev; 25581da177e4SLinus Torvalds int status; 25591da177e4SLinus Torvalds 256084971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2561e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 256284971738SMark Haverkamp scsicmd->device->lun > 7) { 25631da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 25641da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 25651da177e4SLinus Torvalds return 0; 25661da177e4SLinus Torvalds } 25671da177e4SLinus Torvalds 25681da177e4SLinus Torvalds /* 25691da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 25701da177e4SLinus Torvalds */ 2571bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 25721da177e4SLinus Torvalds return -1; 25731da177e4SLinus Torvalds } 2574e8f32de5SMark Haverkamp status = aac_adapter_scsi(cmd_fibcontext, scsicmd); 25751da177e4SLinus Torvalds 25761da177e4SLinus Torvalds /* 25771da177e4SLinus Torvalds * Check that the command queued to the controller 25781da177e4SLinus Torvalds */ 25791da177e4SLinus Torvalds if (status == -EINPROGRESS) { 258077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 25811da177e4SLinus Torvalds return 0; 25821da177e4SLinus Torvalds } 25831da177e4SLinus Torvalds 2584bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2585bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2586bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 25871da177e4SLinus Torvalds 25881da177e4SLinus Torvalds return -1; 25891da177e4SLinus Torvalds } 25901da177e4SLinus Torvalds 25911da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 25921da177e4SLinus Torvalds { 25931da177e4SLinus Torvalds struct aac_dev *dev; 25941da177e4SLinus Torvalds unsigned long byte_count = 0; 2595727eead6SFUJITA Tomonori int nseg; 25961da177e4SLinus Torvalds 25971da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 25981da177e4SLinus Torvalds // Get rid of old data 25991da177e4SLinus Torvalds psg->count = 0; 26001da177e4SLinus Torvalds psg->sg[0].addr = 0; 26011da177e4SLinus Torvalds psg->sg[0].count = 0; 2602727eead6SFUJITA Tomonori 2603727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2604727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2605727eead6SFUJITA Tomonori if (nseg) { 26061da177e4SLinus Torvalds struct scatterlist *sg; 26071da177e4SLinus Torvalds int i; 26081da177e4SLinus Torvalds 2609727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 26101da177e4SLinus Torvalds 2611727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26121da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 26131da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 26141da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 26151da177e4SLinus Torvalds } 26161da177e4SLinus Torvalds /* hba wants the size to be exact */ 2617727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 261856b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2619727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 262056b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2621727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 26221da177e4SLinus Torvalds } 26231da177e4SLinus Torvalds /* Check for command underflow */ 26241da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 26251da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 26261da177e4SLinus Torvalds byte_count, scsicmd->underflow); 26271da177e4SLinus Torvalds } 26281da177e4SLinus Torvalds } 26291da177e4SLinus Torvalds return byte_count; 26301da177e4SLinus Torvalds } 26311da177e4SLinus Torvalds 26321da177e4SLinus Torvalds 26331da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 26341da177e4SLinus Torvalds { 26351da177e4SLinus Torvalds struct aac_dev *dev; 26361da177e4SLinus Torvalds unsigned long byte_count = 0; 263756b58712SMark Haverkamp u64 addr; 2638727eead6SFUJITA Tomonori int nseg; 26391da177e4SLinus Torvalds 26401da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 26411da177e4SLinus Torvalds // Get rid of old data 26421da177e4SLinus Torvalds psg->count = 0; 26431da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 26441da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 26451da177e4SLinus Torvalds psg->sg[0].count = 0; 2646727eead6SFUJITA Tomonori 2647727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2648727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2649727eead6SFUJITA Tomonori if (nseg) { 26501da177e4SLinus Torvalds struct scatterlist *sg; 26511da177e4SLinus Torvalds int i; 26521da177e4SLinus Torvalds 2653727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26541241f359SMark Haverkamp int count = sg_dma_len(sg); 265556b58712SMark Haverkamp addr = sg_dma_address(sg); 265656b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 265756b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 26581241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 26591241f359SMark Haverkamp byte_count += count; 26601da177e4SLinus Torvalds } 2661727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 26621da177e4SLinus Torvalds /* hba wants the size to be exact */ 2663727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 266456b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2665727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 266656b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2667727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 26681da177e4SLinus Torvalds } 26691da177e4SLinus Torvalds /* Check for command underflow */ 26701da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 26711da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 26721da177e4SLinus Torvalds byte_count, scsicmd->underflow); 26731da177e4SLinus Torvalds } 26741da177e4SLinus Torvalds } 26751da177e4SLinus Torvalds return byte_count; 26761da177e4SLinus Torvalds } 26771da177e4SLinus Torvalds 26780e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 26790e68c003SMark Haverkamp { 26800e68c003SMark Haverkamp unsigned long byte_count = 0; 2681727eead6SFUJITA Tomonori int nseg; 26820e68c003SMark Haverkamp 26830e68c003SMark Haverkamp // Get rid of old data 26840e68c003SMark Haverkamp psg->count = 0; 26850e68c003SMark Haverkamp psg->sg[0].next = 0; 26860e68c003SMark Haverkamp psg->sg[0].prev = 0; 26870e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 26880e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 26890e68c003SMark Haverkamp psg->sg[0].count = 0; 26900e68c003SMark Haverkamp psg->sg[0].flags = 0; 2691727eead6SFUJITA Tomonori 2692727eead6SFUJITA Tomonori nseg = scsi_dma_map(scsicmd); 2693727eead6SFUJITA Tomonori BUG_ON(nseg < 0); 2694727eead6SFUJITA Tomonori if (nseg) { 26950e68c003SMark Haverkamp struct scatterlist *sg; 26960e68c003SMark Haverkamp int i; 26970e68c003SMark Haverkamp 2698727eead6SFUJITA Tomonori scsi_for_each_sg(scsicmd, sg, nseg, i) { 26990e68c003SMark Haverkamp int count = sg_dma_len(sg); 27000e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 27010e68c003SMark Haverkamp psg->sg[i].next = 0; 27020e68c003SMark Haverkamp psg->sg[i].prev = 0; 27030e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 27040e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 27050e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 27060e68c003SMark Haverkamp psg->sg[i].flags = 0; 27070e68c003SMark Haverkamp byte_count += count; 27080e68c003SMark Haverkamp } 2709727eead6SFUJITA Tomonori psg->count = cpu_to_le32(nseg); 27100e68c003SMark Haverkamp /* hba wants the size to be exact */ 2711727eead6SFUJITA Tomonori if (byte_count > scsi_bufflen(scsicmd)) { 27120e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 2713727eead6SFUJITA Tomonori (byte_count - scsi_bufflen(scsicmd)); 27140e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 2715727eead6SFUJITA Tomonori byte_count = scsi_bufflen(scsicmd); 27160e68c003SMark Haverkamp } 27170e68c003SMark Haverkamp /* Check for command underflow */ 27180e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 27190e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 27200e68c003SMark Haverkamp byte_count, scsicmd->underflow); 27210e68c003SMark Haverkamp } 27220e68c003SMark Haverkamp } 27230e68c003SMark Haverkamp return byte_count; 27240e68c003SMark Haverkamp } 27250e68c003SMark Haverkamp 27261da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 27271da177e4SLinus Torvalds 27281da177e4SLinus Torvalds struct aac_srb_status_info { 27291da177e4SLinus Torvalds u32 status; 27301da177e4SLinus Torvalds char *str; 27311da177e4SLinus Torvalds }; 27321da177e4SLinus Torvalds 27331da177e4SLinus Torvalds 27341da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 27351da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 27361da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 27371da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 27381da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 27391da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 27401da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 27411da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 27421da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 27431da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 27441da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 27451da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 27461da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 27471da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 27481da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 27491da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 27501da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 27511da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 27521da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 27531da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 27541da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 27551da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 27561da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 27571da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 27581da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 27591da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 27601da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 27611da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 27621da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 27631da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 27641da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 27651da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 27661da177e4SLinus Torvalds { 0xff, "Unknown Error"} 27671da177e4SLinus Torvalds }; 27681da177e4SLinus Torvalds 27691da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 27701da177e4SLinus Torvalds { 27711da177e4SLinus Torvalds int i; 27721da177e4SLinus Torvalds 27736391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 27746391a113STobias Klauser if (srb_status_info[i].status == status) 27751da177e4SLinus Torvalds return srb_status_info[i].str; 27761da177e4SLinus Torvalds 27771da177e4SLinus Torvalds return "Bad Status Code"; 27781da177e4SLinus Torvalds } 27791da177e4SLinus Torvalds 27801da177e4SLinus Torvalds #endif 2781