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 * 81da177e4SLinus Torvalds * Copyright (c) 2000 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/sched.h> 301da177e4SLinus Torvalds #include <linux/pci.h> 311da177e4SLinus Torvalds #include <linux/spinlock.h> 321da177e4SLinus Torvalds #include <linux/slab.h> 331da177e4SLinus Torvalds #include <linux/completion.h> 341da177e4SLinus Torvalds #include <linux/blkdev.h> 35910638aeSMatthias Gehre #include <linux/dma-mapping.h> 361da177e4SLinus Torvalds #include <asm/semaphore.h> 371da177e4SLinus Torvalds #include <asm/uaccess.h> 381da177e4SLinus Torvalds 391da177e4SLinus Torvalds #include <scsi/scsi.h> 401da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 411da177e4SLinus Torvalds #include <scsi/scsi_device.h> 421da177e4SLinus Torvalds #include <scsi/scsi_host.h> 431da177e4SLinus Torvalds 441da177e4SLinus Torvalds #include "aacraid.h" 451da177e4SLinus Torvalds 461da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 471da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 481da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 491da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 511da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 521da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 551da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 561da177e4SLinus Torvalds 571da177e4SLinus Torvalds /* 581da177e4SLinus Torvalds * Sense codes 591da177e4SLinus Torvalds */ 601da177e4SLinus Torvalds 611da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 621da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 631da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 641da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 651da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 661da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 671da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 681da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 691da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 701da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 711da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 721da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 731da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 741da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 751da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 761da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 771da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 781da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 791da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 801da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 811da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 821da177e4SLinus Torvalds 831da177e4SLinus Torvalds /* 841da177e4SLinus Torvalds * Additional sense codes 851da177e4SLinus Torvalds */ 861da177e4SLinus Torvalds 871da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 881da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 891da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 901da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 911da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 921da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 931da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 941da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 951da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 961da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 971da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 981da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 991da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1021da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1031da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1041da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1051da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1061da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1071da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1081da177e4SLinus Torvalds 1091da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1101da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1111da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1121da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1131da177e4SLinus Torvalds 1141da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1151da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1161da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1171da177e4SLinus Torvalds /* SCSI inquiry data */ 1181da177e4SLinus Torvalds struct inquiry_data { 1191da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1201da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1211da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1221da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1231da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1241da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1251da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1261da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1271da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1281da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1291da177e4SLinus Torvalds }; 1301da177e4SLinus Torvalds 1311da177e4SLinus Torvalds /* 1321da177e4SLinus Torvalds * M O D U L E G L O B A L S 1331da177e4SLinus Torvalds */ 1341da177e4SLinus Torvalds 1351da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); 1361da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); 1370e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); 1381da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 1391da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 1401da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 1411da177e4SLinus Torvalds #endif 1421da177e4SLinus Torvalds 1431da177e4SLinus Torvalds /* 1441da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 1451da177e4SLinus Torvalds */ 1461da177e4SLinus Torvalds 1471da177e4SLinus Torvalds static int nondasd = -1; 1481da177e4SLinus Torvalds static int dacmode = -1; 1491da177e4SLinus Torvalds 1501da177e4SLinus Torvalds static int 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"); 1569a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 1571da177e4SLinus Torvalds MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); 1589a72f976SMark Haverkamp module_param(commit, int, S_IRUGO|S_IWUSR); 1591da177e4SLinus 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"); 160404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 161404d9a90SMark 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."); 162404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 163404d9a90SMark 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."); 1641da177e4SLinus Torvalds 1657c00ffa3SMark Haverkamp int numacb = -1; 1667c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1679a72f976SMark 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."); 1687c00ffa3SMark Haverkamp 1697c00ffa3SMark Haverkamp int acbsize = -1; 1707c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1719a72f976SMark 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."); 172653ba58dSMark Haverkamp 173653ba58dSMark Haverkamp int expose_physicals = 0; 174653ba58dSMark Haverkamp module_param(expose_physicals, int, S_IRUGO|S_IWUSR); 175653ba58dSMark Haverkamp MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. 0=off, 1=on"); 1761da177e4SLinus Torvalds /** 1771da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 1781da177e4SLinus Torvalds * @common: adapter to query 1791da177e4SLinus Torvalds * 1801da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 1811da177e4SLinus Torvalds */ 1828c867b25SMark Haverkamp int aac_get_config_status(struct aac_dev *dev, int commit_flag) 1831da177e4SLinus Torvalds { 1841da177e4SLinus Torvalds int status = 0; 1851da177e4SLinus Torvalds struct fib * fibptr; 1861da177e4SLinus Torvalds 187bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 1881da177e4SLinus Torvalds return -ENOMEM; 1891da177e4SLinus Torvalds 190bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 1911da177e4SLinus Torvalds { 1921da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 1931da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 1941da177e4SLinus Torvalds 1951da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 1961da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 1971da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 1981da177e4SLinus Torvalds } 1991da177e4SLinus Torvalds 200bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2011da177e4SLinus Torvalds fibptr, 2021da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 2031da177e4SLinus Torvalds FsaNormal, 2041da177e4SLinus Torvalds 1, 1, 2051da177e4SLinus Torvalds NULL, NULL); 2061da177e4SLinus Torvalds if (status < 0 ) { 2071da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2081da177e4SLinus Torvalds } else { 2091da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2101da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2111da177e4SLinus Torvalds dprintk((KERN_WARNING 2121da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2131da177e4SLinus Torvalds le32_to_cpu(reply->response), 2141da177e4SLinus Torvalds le32_to_cpu(reply->status), 2151da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2161da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2171da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2181da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2191da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2201da177e4SLinus Torvalds status = -EINVAL; 2211da177e4SLinus Torvalds } 2221da177e4SLinus Torvalds } 223bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2241da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2251da177e4SLinus Torvalds if (status >= 0) { 2268c867b25SMark Haverkamp if ((commit == 1) || commit_flag) { 2271da177e4SLinus Torvalds struct aac_commit_config * dinfo; 228bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2291da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2301da177e4SLinus Torvalds 2311da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2321da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2331da177e4SLinus Torvalds 234bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2351da177e4SLinus Torvalds fibptr, 2361da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2371da177e4SLinus Torvalds FsaNormal, 2381da177e4SLinus Torvalds 1, 1, 2391da177e4SLinus Torvalds NULL, NULL); 240bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2411da177e4SLinus Torvalds } else if (commit == 0) { 2421da177e4SLinus Torvalds printk(KERN_WARNING 2431da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2441da177e4SLinus Torvalds } 2451da177e4SLinus Torvalds } 246bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2471da177e4SLinus Torvalds return status; 2481da177e4SLinus Torvalds } 2491da177e4SLinus Torvalds 2501da177e4SLinus Torvalds /** 2511da177e4SLinus Torvalds * aac_get_containers - list containers 2521da177e4SLinus Torvalds * @common: adapter to probe 2531da177e4SLinus Torvalds * 2541da177e4SLinus Torvalds * Make a list of all containers on this controller 2551da177e4SLinus Torvalds */ 2561da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2571da177e4SLinus Torvalds { 2581da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2591da177e4SLinus Torvalds u32 index; 2601da177e4SLinus Torvalds int status = 0; 2611da177e4SLinus Torvalds struct fib * fibptr; 2621da177e4SLinus Torvalds unsigned instance; 2631da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 2641da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 2651da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2661da177e4SLinus Torvalds 2671da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 2681da177e4SLinus Torvalds 269bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2701da177e4SLinus Torvalds return -ENOMEM; 2711da177e4SLinus Torvalds 272bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2731da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 2741da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2751da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 2761da177e4SLinus Torvalds 277bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2781da177e4SLinus Torvalds fibptr, 2791da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 2801da177e4SLinus Torvalds FsaNormal, 2811da177e4SLinus Torvalds 1, 1, 2821da177e4SLinus Torvalds NULL, NULL); 2831da177e4SLinus Torvalds if (status >= 0) { 2841da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 2851da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 286bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2871da177e4SLinus Torvalds } 2881da177e4SLinus Torvalds 2891da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 2901da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2911da177e4SLinus Torvalds fsa_dev_ptr = (struct fsa_dev_info *) kmalloc( 2921da177e4SLinus Torvalds sizeof(*fsa_dev_ptr) * maximum_num_containers, GFP_KERNEL); 2931da177e4SLinus Torvalds if (!fsa_dev_ptr) { 294bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2951da177e4SLinus Torvalds return -ENOMEM; 2961da177e4SLinus Torvalds } 2971da177e4SLinus Torvalds memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers); 2981da177e4SLinus Torvalds 2991da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 3001da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 3011da177e4SLinus Torvalds 3021da177e4SLinus Torvalds for (index = 0; index < dev->maximum_num_containers; index++) { 3031da177e4SLinus Torvalds struct aac_query_mount *dinfo; 3041da177e4SLinus Torvalds struct aac_mount *dresp; 3051da177e4SLinus Torvalds 3061da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3071da177e4SLinus Torvalds 308bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3091da177e4SLinus Torvalds dinfo = (struct aac_query_mount *) fib_data(fibptr); 3101da177e4SLinus Torvalds 3111da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 3121da177e4SLinus Torvalds dinfo->count = cpu_to_le32(index); 3131da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 3141da177e4SLinus Torvalds 315bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3161da177e4SLinus Torvalds fibptr, 3171da177e4SLinus Torvalds sizeof (struct aac_query_mount), 3181da177e4SLinus Torvalds FsaNormal, 3191da177e4SLinus Torvalds 1, 1, 3201da177e4SLinus Torvalds NULL, NULL); 3211da177e4SLinus Torvalds if (status < 0 ) { 3221da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3231da177e4SLinus Torvalds break; 3241da177e4SLinus Torvalds } 3251da177e4SLinus Torvalds dresp = (struct aac_mount *)fib_data(fibptr); 3261da177e4SLinus Torvalds 3277a8cf29dSMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 3287a8cf29dSMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { 3297a8cf29dSMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 3307a8cf29dSMark Haverkamp dinfo->count = cpu_to_le32(index); 3317a8cf29dSMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 3327a8cf29dSMark Haverkamp 333bfb35aa8SMark Haverkamp if (aac_fib_send(ContainerCommand, 3347a8cf29dSMark Haverkamp fibptr, 3357a8cf29dSMark Haverkamp sizeof(struct aac_query_mount), 3367a8cf29dSMark Haverkamp FsaNormal, 3377a8cf29dSMark Haverkamp 1, 1, 3387a8cf29dSMark Haverkamp NULL, NULL) < 0) 3397a8cf29dSMark Haverkamp continue; 3407a8cf29dSMark Haverkamp } else 3417a8cf29dSMark Haverkamp dresp->mnt[0].capacityhigh = 0; 3427a8cf29dSMark Haverkamp 3431da177e4SLinus Torvalds dprintk ((KERN_DEBUG 3447a8cf29dSMark Haverkamp "VM_NameServe cid=%d status=%d vol=%d state=%d cap=%llu\n", 3451da177e4SLinus Torvalds (int)index, (int)le32_to_cpu(dresp->status), 3461da177e4SLinus Torvalds (int)le32_to_cpu(dresp->mnt[0].vol), 3471da177e4SLinus Torvalds (int)le32_to_cpu(dresp->mnt[0].state), 3487a8cf29dSMark Haverkamp ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 3497a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32))); 3501da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 3511da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 3521da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 3531da177e4SLinus Torvalds fsa_dev_ptr[index].valid = 1; 3541da177e4SLinus Torvalds fsa_dev_ptr[index].type = le32_to_cpu(dresp->mnt[0].vol); 3557a8cf29dSMark Haverkamp fsa_dev_ptr[index].size 3567a8cf29dSMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 3577a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 3581da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 3591da177e4SLinus Torvalds fsa_dev_ptr[index].ro = 1; 3601da177e4SLinus Torvalds } 361bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3621da177e4SLinus Torvalds /* 3631da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3641da177e4SLinus Torvalds */ 3651da177e4SLinus Torvalds if ((index + 1) >= le32_to_cpu(dresp->count)){ 3661da177e4SLinus Torvalds break; 3671da177e4SLinus Torvalds } 3681da177e4SLinus Torvalds } 369bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 3701da177e4SLinus Torvalds return status; 3711da177e4SLinus Torvalds } 3721da177e4SLinus Torvalds 3733b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3743b2946ccSMark Haverkamp { 3753b2946ccSMark Haverkamp void *buf; 3763b2946ccSMark Haverkamp unsigned int transfer_len; 3773b2946ccSMark Haverkamp struct scatterlist *sg = scsicmd->request_buffer; 3783b2946ccSMark Haverkamp 3793b2946ccSMark Haverkamp if (scsicmd->use_sg) { 3803b2946ccSMark Haverkamp buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 3813b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 3823b2946ccSMark Haverkamp } else { 3833b2946ccSMark Haverkamp buf = scsicmd->request_buffer; 3843b2946ccSMark Haverkamp transfer_len = min(scsicmd->request_bufflen, len + offset); 3853b2946ccSMark Haverkamp } 3863b2946ccSMark Haverkamp 3873b2946ccSMark Haverkamp memcpy(buf + offset, data, transfer_len - offset); 3883b2946ccSMark Haverkamp 3893b2946ccSMark Haverkamp if (scsicmd->use_sg) 3903b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3913b2946ccSMark Haverkamp 3923b2946ccSMark Haverkamp } 3933b2946ccSMark Haverkamp 3941da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3951da177e4SLinus Torvalds { 3961da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3971da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3981da177e4SLinus Torvalds 3991da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 40077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 4011da177e4SLinus Torvalds 4021da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 403125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 4041da177e4SLinus Torvalds 4051da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 4061da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 4071da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 4081da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 4091da177e4SLinus Torvalds char *sp = get_name_reply->data; 4101da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 4111da177e4SLinus Torvalds while (*sp == ' ') 4121da177e4SLinus Torvalds ++sp; 4133b2946ccSMark Haverkamp if (*sp) { 4143b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 4153b2946ccSMark Haverkamp int count = sizeof(d); 4163b2946ccSMark Haverkamp char *dp = d; 4173b2946ccSMark Haverkamp do { 4181da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4191da177e4SLinus Torvalds } while (--count > 0); 4203b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4213b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4221da177e4SLinus Torvalds } 4233b2946ccSMark Haverkamp } 4243b2946ccSMark Haverkamp 4251da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4261da177e4SLinus Torvalds 427bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 428bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4298e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4301da177e4SLinus Torvalds } 4311da177e4SLinus Torvalds 4321da177e4SLinus Torvalds /** 4331da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4341da177e4SLinus Torvalds */ 4351da177e4SLinus Torvalds static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) 4361da177e4SLinus Torvalds { 4371da177e4SLinus Torvalds int status; 4381da177e4SLinus Torvalds struct aac_get_name *dinfo; 4391da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4401da177e4SLinus Torvalds struct aac_dev * dev; 4411da177e4SLinus Torvalds 4421da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4431da177e4SLinus Torvalds 444bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4451da177e4SLinus Torvalds return -ENOMEM; 4461da177e4SLinus Torvalds 447bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4481da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4491da177e4SLinus Torvalds 4501da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4511da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4521da177e4SLinus Torvalds dinfo->cid = cpu_to_le32(cid); 4531da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4541da177e4SLinus Torvalds 455bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4561da177e4SLinus Torvalds cmd_fibcontext, 4571da177e4SLinus Torvalds sizeof (struct aac_get_name), 4581da177e4SLinus Torvalds FsaNormal, 4591da177e4SLinus Torvalds 0, 1, 4601da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4611da177e4SLinus Torvalds (void *) scsicmd); 4621da177e4SLinus Torvalds 4631da177e4SLinus Torvalds /* 4641da177e4SLinus Torvalds * Check that the command queued to the controller 4651da177e4SLinus Torvalds */ 46677d644d4SMark Haverkamp if (status == -EINPROGRESS) { 46777d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4681da177e4SLinus Torvalds return 0; 46977d644d4SMark Haverkamp } 4701da177e4SLinus Torvalds 471bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 472bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 473bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4741da177e4SLinus Torvalds return -1; 4751da177e4SLinus Torvalds } 4761da177e4SLinus Torvalds 4771da177e4SLinus Torvalds /** 478bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 4791da177e4SLinus Torvalds * @dev: device to query 4801da177e4SLinus Torvalds * @cid: container identifier 4811da177e4SLinus Torvalds * 4821da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 4831da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 4841da177e4SLinus Torvalds */ 4851da177e4SLinus Torvalds 486bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 4871da177e4SLinus Torvalds { 4881da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4891da177e4SLinus Torvalds int status; 4901da177e4SLinus Torvalds struct aac_query_mount *dinfo; 4911da177e4SLinus Torvalds struct aac_mount *dresp; 4921da177e4SLinus Torvalds struct fib * fibptr; 4931da177e4SLinus Torvalds unsigned instance; 4941da177e4SLinus Torvalds 4951da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 49690ee3466SMark Haverkamp if (!fsa_dev_ptr) 49790ee3466SMark Haverkamp return -ENOMEM; 4981da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 4991da177e4SLinus Torvalds 500bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 5011da177e4SLinus Torvalds return -ENOMEM; 5021da177e4SLinus Torvalds 503bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 5041da177e4SLinus Torvalds 5051da177e4SLinus Torvalds dinfo = (struct aac_query_mount *)fib_data(fibptr); 5061da177e4SLinus Torvalds 5071da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 5081da177e4SLinus Torvalds dinfo->count = cpu_to_le32(cid); 5091da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 5101da177e4SLinus Torvalds 511bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5121da177e4SLinus Torvalds fibptr, 5131da177e4SLinus Torvalds sizeof(struct aac_query_mount), 5141da177e4SLinus Torvalds FsaNormal, 5151da177e4SLinus Torvalds 1, 1, 5161da177e4SLinus Torvalds NULL, NULL); 5171da177e4SLinus Torvalds if (status < 0) { 518bfb35aa8SMark Haverkamp printk(KERN_WARNING "aacraid: aac_probe_container query failed.\n"); 5191da177e4SLinus Torvalds goto error; 5201da177e4SLinus Torvalds } 5211da177e4SLinus Torvalds 5221da177e4SLinus Torvalds dresp = (struct aac_mount *) fib_data(fibptr); 5231da177e4SLinus Torvalds 5241da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 5257a8cf29dSMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { 5267a8cf29dSMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 5277a8cf29dSMark Haverkamp dinfo->count = cpu_to_le32(cid); 5287a8cf29dSMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 5297a8cf29dSMark Haverkamp 530bfb35aa8SMark Haverkamp if (aac_fib_send(ContainerCommand, 5317a8cf29dSMark Haverkamp fibptr, 5327a8cf29dSMark Haverkamp sizeof(struct aac_query_mount), 5337a8cf29dSMark Haverkamp FsaNormal, 5347a8cf29dSMark Haverkamp 1, 1, 5357a8cf29dSMark Haverkamp NULL, NULL) < 0) 5367a8cf29dSMark Haverkamp goto error; 5377a8cf29dSMark Haverkamp } else 5387a8cf29dSMark Haverkamp dresp->mnt[0].capacityhigh = 0; 5397a8cf29dSMark Haverkamp 5407a8cf29dSMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 5411da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 5421da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 5431da177e4SLinus Torvalds fsa_dev_ptr[cid].valid = 1; 5441da177e4SLinus Torvalds fsa_dev_ptr[cid].type = le32_to_cpu(dresp->mnt[0].vol); 5457a8cf29dSMark Haverkamp fsa_dev_ptr[cid].size 5467a8cf29dSMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 5477a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 5481da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 5491da177e4SLinus Torvalds fsa_dev_ptr[cid].ro = 1; 5501da177e4SLinus Torvalds } 5511da177e4SLinus Torvalds 5521da177e4SLinus Torvalds error: 553bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 554bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 5551da177e4SLinus Torvalds 5561da177e4SLinus Torvalds return status; 5571da177e4SLinus Torvalds } 5581da177e4SLinus Torvalds 5591da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 5601da177e4SLinus Torvalds struct scsi_inq { 5611da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 5621da177e4SLinus Torvalds char pid[16]; /* Product ID */ 5631da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 5641da177e4SLinus Torvalds }; 5651da177e4SLinus Torvalds 5661da177e4SLinus Torvalds /** 5671da177e4SLinus Torvalds * InqStrCopy - string merge 5681da177e4SLinus Torvalds * @a: string to copy from 5691da177e4SLinus Torvalds * @b: string to copy to 5701da177e4SLinus Torvalds * 5711da177e4SLinus Torvalds * Copy a String from one location to another 5721da177e4SLinus Torvalds * without copying \0 5731da177e4SLinus Torvalds */ 5741da177e4SLinus Torvalds 5751da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 5761da177e4SLinus Torvalds { 5771da177e4SLinus Torvalds 5781da177e4SLinus Torvalds while(*a != (char)0) 5791da177e4SLinus Torvalds *b++ = *a++; 5801da177e4SLinus Torvalds } 5811da177e4SLinus Torvalds 5821da177e4SLinus Torvalds static char *container_types[] = { 5831da177e4SLinus Torvalds "None", 5841da177e4SLinus Torvalds "Volume", 5851da177e4SLinus Torvalds "Mirror", 5861da177e4SLinus Torvalds "Stripe", 5871da177e4SLinus Torvalds "RAID5", 5881da177e4SLinus Torvalds "SSRW", 5891da177e4SLinus Torvalds "SSRO", 5901da177e4SLinus Torvalds "Morph", 5911da177e4SLinus Torvalds "Legacy", 5921da177e4SLinus Torvalds "RAID4", 5931da177e4SLinus Torvalds "RAID10", 5941da177e4SLinus Torvalds "RAID00", 5951da177e4SLinus Torvalds "V-MIRRORS", 5961da177e4SLinus Torvalds "PSEUDO R4", 5971da177e4SLinus Torvalds "RAID50", 59884971738SMark Haverkamp "RAID5D", 59984971738SMark Haverkamp "RAID5D0", 60084971738SMark Haverkamp "RAID1E", 60184971738SMark Haverkamp "RAID6", 60284971738SMark Haverkamp "RAID60", 6031da177e4SLinus Torvalds "Unknown" 6041da177e4SLinus Torvalds }; 6051da177e4SLinus Torvalds 6061da177e4SLinus Torvalds 6071da177e4SLinus Torvalds 6081da177e4SLinus Torvalds /* Function: setinqstr 6091da177e4SLinus Torvalds * 6101da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6111da177e4SLinus Torvalds * 6121da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6131da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6141da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6151da177e4SLinus Torvalds */ 6161da177e4SLinus Torvalds 617794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 6181da177e4SLinus Torvalds { 6191da177e4SLinus Torvalds struct scsi_inq *str; 6201da177e4SLinus Torvalds 6211da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 622794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 623794d0601SMark Haverkamp 624794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 625794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 626794d0601SMark Haverkamp int c = sizeof(str->vid); 627794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 628794d0601SMark Haverkamp ++cp; 629794d0601SMark Haverkamp c = *cp; 630794d0601SMark Haverkamp *cp = '\0'; 631794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 632794d0601SMark Haverkamp str->vid); 633794d0601SMark Haverkamp *cp = c; 634794d0601SMark Haverkamp while (*cp && *cp != ' ') 635794d0601SMark Haverkamp ++cp; 636794d0601SMark Haverkamp while (*cp == ' ') 637794d0601SMark Haverkamp ++cp; 638794d0601SMark Haverkamp /* last six chars reserved for vol type */ 639794d0601SMark Haverkamp c = 0; 640794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 641794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 642794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 643794d0601SMark Haverkamp } 644794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 645794d0601SMark Haverkamp if (c) 646794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 647794d0601SMark Haverkamp } else { 648794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 6491da177e4SLinus Torvalds 6501da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 651794d0601SMark Haverkamp /* last six chars reserved for vol type */ 652794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 653794d0601SMark Haverkamp } 6541da177e4SLinus Torvalds 6556391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 6561da177e4SLinus Torvalds char *findit = str->pid; 6571da177e4SLinus Torvalds 6581da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 6591da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 6601da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 6611da177e4SLinus Torvalds *(findit -= 4) = ' '; 662794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 663794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 6641da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 6651da177e4SLinus Torvalds } 6661da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 6671da177e4SLinus Torvalds } 6681da177e4SLinus Torvalds 6694833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 6701da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 6711da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 6721da177e4SLinus Torvalds u32 residue) 6731da177e4SLinus Torvalds { 6741da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 6751da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 6761da177e4SLinus Torvalds 6771da177e4SLinus Torvalds if (incorrect_length) { 6781da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 6791da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 6801da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 6811da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 6821da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 6831da177e4SLinus Torvalds } else 6841da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 6851da177e4SLinus Torvalds 6861da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 6871da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 6881da177e4SLinus Torvalds else 6891da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 6901da177e4SLinus Torvalds 6911da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 6921da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 6931da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 6941da177e4SLinus Torvalds sense_buf[15] = 0; 6951da177e4SLinus Torvalds 6961da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 6971da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 6981da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 6991da177e4SLinus Torvalds 7001da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 7011da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 7021da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 7031da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 7041da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 7051da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 7061da177e4SLinus Torvalds } 7071da177e4SLinus Torvalds } 7081da177e4SLinus Torvalds 7091da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 7101da177e4SLinus Torvalds { 7111da177e4SLinus Torvalds struct fib* fibptr; 7121da177e4SLinus Torvalds int rcode; 7131da177e4SLinus Torvalds u32 tmp; 7147c00ffa3SMark Haverkamp struct aac_adapter_info *info; 71584971738SMark Haverkamp struct aac_bus_info *command; 71684971738SMark Haverkamp struct aac_bus_info_response *bus_info; 7177c00ffa3SMark Haverkamp 718bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 7191da177e4SLinus Torvalds return -ENOMEM; 7201da177e4SLinus Torvalds 721bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 7221da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 7237c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7241da177e4SLinus Torvalds 725bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 7261da177e4SLinus Torvalds fibptr, 7277c00ffa3SMark Haverkamp sizeof(*info), 7281da177e4SLinus Torvalds FsaNormal, 7299203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 7301da177e4SLinus Torvalds NULL, 7311da177e4SLinus Torvalds NULL); 7321da177e4SLinus Torvalds 7337c00ffa3SMark Haverkamp if (rcode < 0) { 734bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 735bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 7367c00ffa3SMark Haverkamp return rcode; 7377c00ffa3SMark Haverkamp } 7387c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 7397c00ffa3SMark Haverkamp 7407c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 7417c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 7427c00ffa3SMark Haverkamp 743bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 7447c00ffa3SMark Haverkamp 7457c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 7467c00ffa3SMark Haverkamp 7477c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7487c00ffa3SMark Haverkamp 749bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 7507c00ffa3SMark Haverkamp fibptr, 7517c00ffa3SMark Haverkamp sizeof(*info), 7527c00ffa3SMark Haverkamp FsaNormal, 7537c00ffa3SMark Haverkamp 1, 1, 7547c00ffa3SMark Haverkamp NULL, 7557c00ffa3SMark Haverkamp NULL); 7567c00ffa3SMark Haverkamp 7577c00ffa3SMark Haverkamp if (rcode >= 0) 7587c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 7597c00ffa3SMark Haverkamp } 7601da177e4SLinus Torvalds 76184971738SMark Haverkamp 76284971738SMark Haverkamp /* 76384971738SMark Haverkamp * GetBusInfo 76484971738SMark Haverkamp */ 76584971738SMark Haverkamp 766bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 76784971738SMark Haverkamp 76884971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 76984971738SMark Haverkamp 77084971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 77184971738SMark Haverkamp 77284971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 77384971738SMark Haverkamp 77484971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 77584971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 77684971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 77784971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 77884971738SMark Haverkamp 779bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 78084971738SMark Haverkamp fibptr, 78184971738SMark Haverkamp sizeof (*bus_info), 78284971738SMark Haverkamp FsaNormal, 78384971738SMark Haverkamp 1, 1, 78484971738SMark Haverkamp NULL, NULL); 78584971738SMark Haverkamp 78684971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 78784971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 78884971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 78984971738SMark Haverkamp } 79084971738SMark Haverkamp 7918c867b25SMark Haverkamp if (!dev->in_reset) { 7921da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 7937c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 7941da177e4SLinus Torvalds dev->name, 7951da177e4SLinus Torvalds dev->id, 7961da177e4SLinus Torvalds tmp>>24, 7971da177e4SLinus Torvalds (tmp>>16)&0xff, 7981da177e4SLinus Torvalds tmp&0xff, 7997c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 8007c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 8017c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 8021da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 8031da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 8041da177e4SLinus Torvalds dev->name, dev->id, 8051da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 8061da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 8071da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 8081da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 8091da177e4SLinus Torvalds dev->name, dev->id, 8101da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 8111da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 8121da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 8131da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 8141da177e4SLinus Torvalds dev->name, dev->id, 8151da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 8168c867b25SMark Haverkamp } 8171da177e4SLinus Torvalds 8181da177e4SLinus Torvalds dev->nondasd_support = 0; 8191da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 8201da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 8211da177e4SLinus Torvalds dev->nondasd_support = 1; 8221da177e4SLinus Torvalds } 8231da177e4SLinus Torvalds 8241da177e4SLinus Torvalds /* 8251da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 8261da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 8271da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 8281da177e4SLinus Torvalds * additional changes changes will have to be made to support 8291da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 8301da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 8311da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 8321da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 8331da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 8341da177e4SLinus Torvalds */ 8351da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 8361da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 8371da177e4SLinus Torvalds dev->nondasd_support = 1; 8381da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 8391da177e4SLinus Torvalds } 8401da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 8411da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 8421da177e4SLinus Torvalds dev->name, dev->id); 8431da177e4SLinus Torvalds 8441da177e4SLinus Torvalds if(nondasd != -1) { 8451da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 8461da177e4SLinus Torvalds } 8471da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 8481da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 8491da177e4SLinus Torvalds } 8501da177e4SLinus Torvalds 8511da177e4SLinus Torvalds dev->dac_support = 0; 8521da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 8531da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 8541da177e4SLinus Torvalds dev->dac_support = 1; 8551da177e4SLinus Torvalds } 8561da177e4SLinus Torvalds 8571da177e4SLinus Torvalds if(dacmode != -1) { 8581da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 8591da177e4SLinus Torvalds } 8601da177e4SLinus Torvalds if(dev->dac_support != 0) { 86171e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 86271e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 8631da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 8641da177e4SLinus Torvalds dev->name, dev->id); 86571e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 86671e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 8671da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 8681da177e4SLinus Torvalds dev->name, dev->id); 8691da177e4SLinus Torvalds dev->dac_support = 0; 8701da177e4SLinus Torvalds } else { 8711da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 8721da177e4SLinus Torvalds dev->name, dev->id); 8731da177e4SLinus Torvalds rcode = -ENOMEM; 8741da177e4SLinus Torvalds } 8751da177e4SLinus Torvalds } 8767c00ffa3SMark Haverkamp /* 8777c00ffa3SMark Haverkamp * 57 scatter gather elements 8787c00ffa3SMark Haverkamp */ 8790e68c003SMark Haverkamp if (!(dev->raw_io_interface)) { 8807c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 8817c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 88263a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 88363a70eeaSMark Haverkamp sizeof(struct sgentry); 8847c00ffa3SMark Haverkamp if (dev->dac_support) { 8857c00ffa3SMark Haverkamp /* 8867c00ffa3SMark Haverkamp * 38 scatter gather elements 8877c00ffa3SMark Haverkamp */ 8887c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 8897c00ffa3SMark Haverkamp (dev->max_fib_size - 8907c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 8917c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 89263a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 89363a70eeaSMark Haverkamp sizeof(struct sgentry64); 8947c00ffa3SMark Haverkamp } 8957c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 8967c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 8977c00ffa3SMark Haverkamp /* 8987c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 8997c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 9007c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 9017c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 9027c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 9037c00ffa3SMark Haverkamp * element. 9047c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 9057c00ffa3SMark Haverkamp */ 9067c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 9077c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 9087c00ffa3SMark Haverkamp } 9090e68c003SMark Haverkamp } 9101da177e4SLinus Torvalds 911bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 912bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 9131da177e4SLinus Torvalds 9141da177e4SLinus Torvalds return rcode; 9151da177e4SLinus Torvalds } 9161da177e4SLinus Torvalds 9171da177e4SLinus Torvalds 918e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 9191da177e4SLinus Torvalds { 9201da177e4SLinus Torvalds struct aac_dev *dev; 9211da177e4SLinus Torvalds struct aac_read_reply *readreply; 9221da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 9231da177e4SLinus Torvalds u32 cid; 9241da177e4SLinus Torvalds 9251da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 92677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 9271da177e4SLinus Torvalds 9281da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 929e5718774SMark Haverkamp cid = scmd_id(scsicmd); 9301da177e4SLinus Torvalds 9317a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 9327a8cf29dSMark Haverkamp u64 lba; 9337a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 9347a8cf29dSMark Haverkamp case WRITE_6: 9357a8cf29dSMark Haverkamp case READ_6: 9367a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 9377a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 9387a8cf29dSMark Haverkamp break; 9397a8cf29dSMark Haverkamp case WRITE_16: 9407a8cf29dSMark Haverkamp case READ_16: 9417a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 9427a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 9437a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 9447a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 9457a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 9467a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 9477a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 9487a8cf29dSMark Haverkamp break; 9497a8cf29dSMark Haverkamp case WRITE_12: 9507a8cf29dSMark Haverkamp case READ_12: 9517a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9527a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9537a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9547a8cf29dSMark Haverkamp break; 9557a8cf29dSMark Haverkamp default: 9567a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9577a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9587a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9597a8cf29dSMark Haverkamp break; 9607a8cf29dSMark Haverkamp } 9617a8cf29dSMark Haverkamp printk(KERN_DEBUG 9627a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 9637a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 9647a8cf29dSMark Haverkamp } 9651da177e4SLinus Torvalds 966125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 9671da177e4SLinus Torvalds 9681da177e4SLinus Torvalds if(scsicmd->use_sg) 9691da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 9705d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 9711da177e4SLinus Torvalds scsicmd->use_sg, 9721da177e4SLinus Torvalds scsicmd->sc_data_direction); 9731da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 9741da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 9751da177e4SLinus Torvalds scsicmd->request_bufflen, 9761da177e4SLinus Torvalds scsicmd->sc_data_direction); 9771da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 9781da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 9791da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 9801da177e4SLinus Torvalds else { 9817c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 982e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 9831da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 9847c00ffa3SMark Haverkamp #endif 9851da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 9861da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 9871da177e4SLinus Torvalds HARDWARE_ERROR, 9881da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 9891da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 9901da177e4SLinus Torvalds 0, 0); 9911da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9921da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 9931da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 9941da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 9951da177e4SLinus Torvalds } 996bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 997bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 9981da177e4SLinus Torvalds 9998e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 10001da177e4SLinus Torvalds } 10011da177e4SLinus Torvalds 10024833869eSAdrian Bunk static int aac_read(struct scsi_cmnd * scsicmd, int cid) 10031da177e4SLinus Torvalds { 10047a8cf29dSMark Haverkamp u64 lba; 10051da177e4SLinus Torvalds u32 count; 10061da177e4SLinus Torvalds int status; 10071da177e4SLinus Torvalds 10081da177e4SLinus Torvalds u16 fibsize; 10091da177e4SLinus Torvalds struct aac_dev *dev; 10101da177e4SLinus Torvalds struct fib * cmd_fibcontext; 10111da177e4SLinus Torvalds 10121da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 10131da177e4SLinus Torvalds /* 10141da177e4SLinus Torvalds * Get block address and transfer length 10151da177e4SLinus Torvalds */ 10167a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 10177a8cf29dSMark Haverkamp case READ_6: 10181da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", cid)); 10191da177e4SLinus Torvalds 10207a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 10217a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 10221da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 10231da177e4SLinus Torvalds 10241da177e4SLinus Torvalds if (count == 0) 10251da177e4SLinus Torvalds count = 256; 10267a8cf29dSMark Haverkamp break; 10277a8cf29dSMark Haverkamp case READ_16: 10287a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", cid)); 10297a8cf29dSMark Haverkamp 10307a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 10317a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 10327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 10337a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 10347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 10357a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10367a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10377a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 10387a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 10397a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 10407a8cf29dSMark Haverkamp break; 10417a8cf29dSMark Haverkamp case READ_12: 10427a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", cid)); 10437a8cf29dSMark Haverkamp 10447a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10457a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10467a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10477a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 10487a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10497a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10507a8cf29dSMark Haverkamp break; 10517a8cf29dSMark Haverkamp default: 10521da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", cid)); 10531da177e4SLinus Torvalds 10547a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10557a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10567a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10571da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 10587a8cf29dSMark Haverkamp break; 10591da177e4SLinus Torvalds } 10607a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 10617c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 10627a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) && 10637a8cf29dSMark Haverkamp (lba & 0xffffffff00000000LL)) { 10647a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read: Illegal lba\n")); 10657a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 10667a8cf29dSMark Haverkamp SAM_STAT_CHECK_CONDITION; 10677a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 10687a8cf29dSMark Haverkamp HARDWARE_ERROR, 10697a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 10707a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 10717a8cf29dSMark Haverkamp 0, 0); 10727a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 10737a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 10747a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 10757a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 10767a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 10777a8cf29dSMark Haverkamp return 0; 10787a8cf29dSMark Haverkamp } 10791da177e4SLinus Torvalds /* 10801da177e4SLinus Torvalds * Alocate and initialize a Fib 10811da177e4SLinus Torvalds */ 1082bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 10831da177e4SLinus Torvalds return -1; 10841da177e4SLinus Torvalds } 10851da177e4SLinus Torvalds 1086bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 10871da177e4SLinus Torvalds 10880e68c003SMark Haverkamp if (dev->raw_io_interface) { 10890e68c003SMark Haverkamp struct aac_raw_io *readcmd; 10900e68c003SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 10917a8cf29dSMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 10927a8cf29dSMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 10930e68c003SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 10940e68c003SMark Haverkamp readcmd->cid = cpu_to_le16(cid); 10950e68c003SMark Haverkamp readcmd->flags = cpu_to_le16(1); 10960e68c003SMark Haverkamp readcmd->bpTotal = 0; 10970e68c003SMark Haverkamp readcmd->bpComplete = 0; 10980e68c003SMark Haverkamp 10990e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &readcmd->sg); 11000e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1101125e1874SEric Sesterhenn BUG_ON(fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))); 11020e68c003SMark Haverkamp /* 11030e68c003SMark Haverkamp * Now send the Fib to the adapter 11040e68c003SMark Haverkamp */ 1105bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerRawIo, 11060e68c003SMark Haverkamp cmd_fibcontext, 11070e68c003SMark Haverkamp fibsize, 11080e68c003SMark Haverkamp FsaNormal, 11090e68c003SMark Haverkamp 0, 1, 11100e68c003SMark Haverkamp (fib_callback) io_callback, 11110e68c003SMark Haverkamp (void *) scsicmd); 11120e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 11131da177e4SLinus Torvalds struct aac_read64 *readcmd; 11141da177e4SLinus Torvalds readcmd = (struct aac_read64 *) fib_data(cmd_fibcontext); 11151da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtHostRead64); 11161da177e4SLinus Torvalds readcmd->cid = cpu_to_le16(cid); 11171da177e4SLinus Torvalds readcmd->sector_count = cpu_to_le16(count); 11187a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11191da177e4SLinus Torvalds readcmd->pad = 0; 11201da177e4SLinus Torvalds readcmd->flags = 0; 11211da177e4SLinus Torvalds 11221da177e4SLinus Torvalds aac_build_sg64(scsicmd, &readcmd->sg); 11231da177e4SLinus Torvalds fibsize = sizeof(struct aac_read64) + 11241da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11251da177e4SLinus Torvalds sizeof (struct sgentry64)); 112677d71d22SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 11271da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 11281da177e4SLinus Torvalds /* 11291da177e4SLinus Torvalds * Now send the Fib to the adapter 11301da177e4SLinus Torvalds */ 1131bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand64, 11321da177e4SLinus Torvalds cmd_fibcontext, 11331da177e4SLinus Torvalds fibsize, 11341da177e4SLinus Torvalds FsaNormal, 11351da177e4SLinus Torvalds 0, 1, 1136e53cb35aSMark Haverkamp (fib_callback) io_callback, 11371da177e4SLinus Torvalds (void *) scsicmd); 11381da177e4SLinus Torvalds } else { 11391da177e4SLinus Torvalds struct aac_read *readcmd; 11401da177e4SLinus Torvalds readcmd = (struct aac_read *) fib_data(cmd_fibcontext); 11411da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtBlockRead); 11421da177e4SLinus Torvalds readcmd->cid = cpu_to_le32(cid); 11437a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11441da177e4SLinus Torvalds readcmd->count = cpu_to_le32(count * 512); 11451da177e4SLinus Torvalds 11461da177e4SLinus Torvalds aac_build_sg(scsicmd, &readcmd->sg); 11471da177e4SLinus Torvalds fibsize = sizeof(struct aac_read) + 11481da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11491da177e4SLinus Torvalds sizeof (struct sgentry)); 11507c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 11511da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 11521da177e4SLinus Torvalds /* 11531da177e4SLinus Torvalds * Now send the Fib to the adapter 11541da177e4SLinus Torvalds */ 1155bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 11561da177e4SLinus Torvalds cmd_fibcontext, 11571da177e4SLinus Torvalds fibsize, 11581da177e4SLinus Torvalds FsaNormal, 11591da177e4SLinus Torvalds 0, 1, 1160e53cb35aSMark Haverkamp (fib_callback) io_callback, 11611da177e4SLinus Torvalds (void *) scsicmd); 11621da177e4SLinus Torvalds } 11631da177e4SLinus Torvalds 11641da177e4SLinus Torvalds 11651da177e4SLinus Torvalds 11661da177e4SLinus Torvalds /* 11671da177e4SLinus Torvalds * Check that the command queued to the controller 11681da177e4SLinus Torvalds */ 116977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 117077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 11711da177e4SLinus Torvalds return 0; 117277d644d4SMark Haverkamp } 11731da177e4SLinus Torvalds 1174bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 11751da177e4SLinus Torvalds /* 11761da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 11771da177e4SLinus Torvalds */ 11781da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 11798e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1180bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1181bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 11821da177e4SLinus Torvalds return 0; 11831da177e4SLinus Torvalds } 11841da177e4SLinus Torvalds 11851da177e4SLinus Torvalds static int aac_write(struct scsi_cmnd * scsicmd, int cid) 11861da177e4SLinus Torvalds { 11877a8cf29dSMark Haverkamp u64 lba; 11881da177e4SLinus Torvalds u32 count; 11891da177e4SLinus Torvalds int status; 11901da177e4SLinus Torvalds u16 fibsize; 11911da177e4SLinus Torvalds struct aac_dev *dev; 11921da177e4SLinus Torvalds struct fib * cmd_fibcontext; 11931da177e4SLinus Torvalds 11941da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 11951da177e4SLinus Torvalds /* 11961da177e4SLinus Torvalds * Get block address and transfer length 11971da177e4SLinus Torvalds */ 11981da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 11991da177e4SLinus Torvalds { 12001da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 12011da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 12021da177e4SLinus Torvalds if (count == 0) 12031da177e4SLinus Torvalds count = 256; 12047a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 12057a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", cid)); 12067a8cf29dSMark Haverkamp 12077a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 12087a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 12097a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 12107a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 12117a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 12127a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 12137a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 12147a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 12157a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 12167a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 12177a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", cid)); 12187a8cf29dSMark Haverkamp 12197a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 12207a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 12217a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 12227a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 12231da177e4SLinus Torvalds } else { 12241da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", cid)); 12257a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 12261da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 12271da177e4SLinus Torvalds } 12287a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 12291da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 12307a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) 12317a8cf29dSMark Haverkamp && (lba & 0xffffffff00000000LL)) { 12327a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write: Illegal lba\n")); 12337a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 12347a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 12357a8cf29dSMark Haverkamp HARDWARE_ERROR, 12367a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 12377a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 12387a8cf29dSMark Haverkamp 0, 0); 12397a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12407a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 12417a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 12427a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 12437a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 12447a8cf29dSMark Haverkamp return 0; 12457a8cf29dSMark Haverkamp } 12461da177e4SLinus Torvalds /* 12471da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 12481da177e4SLinus Torvalds */ 1249bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 12501da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 12518e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 12521da177e4SLinus Torvalds return 0; 12531da177e4SLinus Torvalds } 1254bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 12551da177e4SLinus Torvalds 12560e68c003SMark Haverkamp if (dev->raw_io_interface) { 12570e68c003SMark Haverkamp struct aac_raw_io *writecmd; 12580e68c003SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 12597a8cf29dSMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 12607a8cf29dSMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 12610e68c003SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 12620e68c003SMark Haverkamp writecmd->cid = cpu_to_le16(cid); 12630e68c003SMark Haverkamp writecmd->flags = 0; 12640e68c003SMark Haverkamp writecmd->bpTotal = 0; 12650e68c003SMark Haverkamp writecmd->bpComplete = 0; 12660e68c003SMark Haverkamp 12670e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &writecmd->sg); 12680e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1269125e1874SEric Sesterhenn BUG_ON(fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))); 12700e68c003SMark Haverkamp /* 12710e68c003SMark Haverkamp * Now send the Fib to the adapter 12720e68c003SMark Haverkamp */ 1273bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerRawIo, 12740e68c003SMark Haverkamp cmd_fibcontext, 12750e68c003SMark Haverkamp fibsize, 12760e68c003SMark Haverkamp FsaNormal, 12770e68c003SMark Haverkamp 0, 1, 12780e68c003SMark Haverkamp (fib_callback) io_callback, 12790e68c003SMark Haverkamp (void *) scsicmd); 12800e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 12811da177e4SLinus Torvalds struct aac_write64 *writecmd; 12821da177e4SLinus Torvalds writecmd = (struct aac_write64 *) fib_data(cmd_fibcontext); 12831da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtHostWrite64); 12841da177e4SLinus Torvalds writecmd->cid = cpu_to_le16(cid); 12851da177e4SLinus Torvalds writecmd->sector_count = cpu_to_le16(count); 12867a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 12871da177e4SLinus Torvalds writecmd->pad = 0; 12881da177e4SLinus Torvalds writecmd->flags = 0; 12891da177e4SLinus Torvalds 12901da177e4SLinus Torvalds aac_build_sg64(scsicmd, &writecmd->sg); 12911da177e4SLinus Torvalds fibsize = sizeof(struct aac_write64) + 12921da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 12931da177e4SLinus Torvalds sizeof (struct sgentry64)); 12947c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 12951da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 12961da177e4SLinus Torvalds /* 12971da177e4SLinus Torvalds * Now send the Fib to the adapter 12981da177e4SLinus Torvalds */ 1299bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand64, 13001da177e4SLinus Torvalds cmd_fibcontext, 13011da177e4SLinus Torvalds fibsize, 13021da177e4SLinus Torvalds FsaNormal, 13031da177e4SLinus Torvalds 0, 1, 1304e53cb35aSMark Haverkamp (fib_callback) io_callback, 13051da177e4SLinus Torvalds (void *) scsicmd); 13061da177e4SLinus Torvalds } else { 13071da177e4SLinus Torvalds struct aac_write *writecmd; 13081da177e4SLinus Torvalds writecmd = (struct aac_write *) fib_data(cmd_fibcontext); 13091da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtBlockWrite); 13101da177e4SLinus Torvalds writecmd->cid = cpu_to_le32(cid); 13117a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 13121da177e4SLinus Torvalds writecmd->count = cpu_to_le32(count * 512); 13131da177e4SLinus Torvalds writecmd->sg.count = cpu_to_le32(1); 13141da177e4SLinus Torvalds /* ->stable is not used - it did mean which type of write */ 13151da177e4SLinus Torvalds 13161da177e4SLinus Torvalds aac_build_sg(scsicmd, &writecmd->sg); 13171da177e4SLinus Torvalds fibsize = sizeof(struct aac_write) + 13181da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 13191da177e4SLinus Torvalds sizeof (struct sgentry)); 13207c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 13211da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 13221da177e4SLinus Torvalds /* 13231da177e4SLinus Torvalds * Now send the Fib to the adapter 13241da177e4SLinus Torvalds */ 1325bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 13261da177e4SLinus Torvalds cmd_fibcontext, 13271da177e4SLinus Torvalds fibsize, 13281da177e4SLinus Torvalds FsaNormal, 13291da177e4SLinus Torvalds 0, 1, 1330e53cb35aSMark Haverkamp (fib_callback) io_callback, 13311da177e4SLinus Torvalds (void *) scsicmd); 13321da177e4SLinus Torvalds } 13331da177e4SLinus Torvalds 13341da177e4SLinus Torvalds /* 13351da177e4SLinus Torvalds * Check that the command queued to the controller 13361da177e4SLinus Torvalds */ 133777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 133877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 13391da177e4SLinus Torvalds return 0; 13401da177e4SLinus Torvalds } 13411da177e4SLinus Torvalds 1342bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 13431da177e4SLinus Torvalds /* 13441da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 13451da177e4SLinus Torvalds */ 13461da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 13478e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 13481da177e4SLinus Torvalds 1349bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1350bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 13511da177e4SLinus Torvalds return 0; 13521da177e4SLinus Torvalds } 13531da177e4SLinus Torvalds 13541da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 13551da177e4SLinus Torvalds { 13561da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 13571da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13581da177e4SLinus Torvalds 13591da177e4SLinus Torvalds cmd = context; 136077d644d4SMark Haverkamp cmd->SCp.phase = AAC_OWNER_MIDLEVEL; 13611da177e4SLinus Torvalds 13621da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 13631da177e4SLinus Torvalds smp_processor_id(), jiffies)); 13641da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 13651da177e4SLinus Torvalds 13661da177e4SLinus Torvalds 13671da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 13681da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 13691da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13701da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13711da177e4SLinus Torvalds else { 13721da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 13731da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 1374e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 13751da177e4SLinus Torvalds printk(KERN_WARNING 13761da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 13771da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 13781da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13791da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13801da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 13811da177e4SLinus Torvalds HARDWARE_ERROR, 13821da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13831da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13841da177e4SLinus Torvalds 0, 0); 13851da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13861da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 13871da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 13881da177e4SLinus Torvalds } 13891da177e4SLinus Torvalds 1390bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1391bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13928e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 13931da177e4SLinus Torvalds } 13941da177e4SLinus Torvalds 13951da177e4SLinus Torvalds static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) 13961da177e4SLinus Torvalds { 13971da177e4SLinus Torvalds int status; 13981da177e4SLinus Torvalds struct fib *cmd_fibcontext; 13991da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 14001da177e4SLinus Torvalds struct scsi_cmnd *cmd; 14011da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 14021da177e4SLinus Torvalds int active = 0; 140390ee3466SMark Haverkamp struct aac_dev *aac; 14041da177e4SLinus Torvalds unsigned long flags; 14051da177e4SLinus Torvalds 14061da177e4SLinus Torvalds /* 140777d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 140877d644d4SMark Haverkamp * specific target (block). 14091da177e4SLinus Torvalds */ 14101da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 14111da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 141277d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 14131da177e4SLinus Torvalds ++active; 14141da177e4SLinus Torvalds break; 14151da177e4SLinus Torvalds } 14161da177e4SLinus Torvalds 14171da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 14181da177e4SLinus Torvalds 14191da177e4SLinus Torvalds /* 14201da177e4SLinus Torvalds * Yield the processor (requeue for later) 14211da177e4SLinus Torvalds */ 14221da177e4SLinus Torvalds if (active) 14231da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 14241da177e4SLinus Torvalds 142590ee3466SMark Haverkamp aac = (struct aac_dev *)scsicmd->device->host->hostdata; 14268c867b25SMark Haverkamp if (aac->in_reset) 14278c867b25SMark Haverkamp return SCSI_MLQUEUE_HOST_BUSY; 14288c867b25SMark Haverkamp 14291da177e4SLinus Torvalds /* 14307c00ffa3SMark Haverkamp * Allocate and initialize a Fib 14311da177e4SLinus Torvalds */ 143290ee3466SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(aac))) 14331da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14341da177e4SLinus Torvalds 1435bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 14361da177e4SLinus Torvalds 14371da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 14381da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 14391da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 14401da177e4SLinus Torvalds synchronizecmd->cid = cpu_to_le32(cid); 14411da177e4SLinus Torvalds synchronizecmd->count = 14421da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 14431da177e4SLinus Torvalds 14441da177e4SLinus Torvalds /* 14451da177e4SLinus Torvalds * Now send the Fib to the adapter 14461da177e4SLinus Torvalds */ 1447bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 14481da177e4SLinus Torvalds cmd_fibcontext, 14491da177e4SLinus Torvalds sizeof(struct aac_synchronize), 14501da177e4SLinus Torvalds FsaNormal, 14511da177e4SLinus Torvalds 0, 1, 14521da177e4SLinus Torvalds (fib_callback)synchronize_callback, 14531da177e4SLinus Torvalds (void *)scsicmd); 14541da177e4SLinus Torvalds 14551da177e4SLinus Torvalds /* 14561da177e4SLinus Torvalds * Check that the command queued to the controller 14571da177e4SLinus Torvalds */ 145877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 145977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14601da177e4SLinus Torvalds return 0; 146177d644d4SMark Haverkamp } 14621da177e4SLinus Torvalds 14631da177e4SLinus Torvalds printk(KERN_WARNING 1464bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1465bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1466bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 14671da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14681da177e4SLinus Torvalds } 14691da177e4SLinus Torvalds 14701da177e4SLinus Torvalds /** 14711da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 14721da177e4SLinus Torvalds * @scsicmd: SCSI command block 14731da177e4SLinus Torvalds * 14741da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 14751da177e4SLinus Torvalds * aacraid firmware. 14761da177e4SLinus Torvalds */ 14771da177e4SLinus Torvalds 14781da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 14791da177e4SLinus Torvalds { 14801da177e4SLinus Torvalds u32 cid = 0; 14811da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 14821da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 14831da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 14841da177e4SLinus Torvalds 148590ee3466SMark Haverkamp if (fsa_dev_ptr == NULL) 148690ee3466SMark Haverkamp return -1; 14871da177e4SLinus Torvalds /* 14881da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 14891da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 14901da177e4SLinus Torvalds * itself. 14911da177e4SLinus Torvalds */ 1492422c0d61SJeff Garzik if (scmd_id(scsicmd) != host->this_id) { 1493e5718774SMark Haverkamp if ((scmd_channel(scsicmd) == CONTAINER_CHANNEL)) { 1494e5718774SMark Haverkamp if((scmd_id(scsicmd) >= dev->maximum_num_containers) || 1495e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 14961da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 14971da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 14981da177e4SLinus Torvalds return 0; 14991da177e4SLinus Torvalds } 1500e5718774SMark Haverkamp cid = scmd_id(scsicmd); 15011da177e4SLinus Torvalds 15021da177e4SLinus Torvalds /* 15031da177e4SLinus Torvalds * If the target container doesn't exist, it may have 15041da177e4SLinus Torvalds * been newly created 15051da177e4SLinus Torvalds */ 15061da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 15071da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 15087a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 15097a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 15107a8cf29dSMark Haverkamp !(dev->raw_io_64) || 15117a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 15127a8cf29dSMark Haverkamp break; 15131da177e4SLinus Torvalds case INQUIRY: 15141da177e4SLinus Torvalds case READ_CAPACITY: 15151da177e4SLinus Torvalds case TEST_UNIT_READY: 15168c867b25SMark Haverkamp if (dev->in_reset) 15178c867b25SMark Haverkamp return -1; 15181da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 1519bfb35aa8SMark Haverkamp aac_probe_container(dev, cid); 1520131256cfSMark Haverkamp if ((fsa_dev_ptr[cid].valid & 1) == 0) 1521131256cfSMark Haverkamp fsa_dev_ptr[cid].valid = 0; 15221da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 15231da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 15241da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 15251da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15261da177e4SLinus Torvalds return 0; 15271da177e4SLinus Torvalds } 15281da177e4SLinus Torvalds default: 15291da177e4SLinus Torvalds break; 15301da177e4SLinus Torvalds } 15311da177e4SLinus Torvalds } 15321da177e4SLinus Torvalds /* 15331da177e4SLinus Torvalds * If the target container still doesn't exist, 15341da177e4SLinus Torvalds * return failure 15351da177e4SLinus Torvalds */ 15361da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 15371da177e4SLinus Torvalds scsicmd->result = DID_BAD_TARGET << 16; 15381da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15391da177e4SLinus Torvalds return 0; 15401da177e4SLinus Torvalds } 15411da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 1542653ba58dSMark Haverkamp if ((dev->nondasd_support == 1) || expose_physicals) { 15438c867b25SMark Haverkamp if (dev->in_reset) 15448c867b25SMark Haverkamp return -1; 15451da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 15461da177e4SLinus Torvalds } else { 15471da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 15481da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15491da177e4SLinus Torvalds return 0; 15501da177e4SLinus Torvalds } 15511da177e4SLinus Torvalds } 15521da177e4SLinus Torvalds } 15531da177e4SLinus Torvalds /* 15541da177e4SLinus Torvalds * else Command for the controller itself 15551da177e4SLinus Torvalds */ 15561da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 15571da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 15581da177e4SLinus Torvalds { 15591da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 15601da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15611da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 15621da177e4SLinus Torvalds ILLEGAL_REQUEST, 15631da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 15641da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 15651da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15661da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 15671da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 15681da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 15691da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15701da177e4SLinus Torvalds return 0; 15711da177e4SLinus Torvalds } 15721da177e4SLinus Torvalds 15731da177e4SLinus Torvalds 15741da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 15751da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 15761da177e4SLinus Torvalds case INQUIRY: 15771da177e4SLinus Torvalds { 15783b2946ccSMark Haverkamp struct inquiry_data inq_data; 15791da177e4SLinus Torvalds 1580e5718774SMark Haverkamp dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scmd_id(scsicmd))); 15813b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 15821da177e4SLinus Torvalds 15833b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 15843b2946ccSMark 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 */ 15853b2946ccSMark Haverkamp inq_data.inqd_len = 31; 15861da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 15873b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 15881da177e4SLinus Torvalds /* 15891da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 15901da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 15911da177e4SLinus Torvalds */ 1592422c0d61SJeff Garzik if (scmd_id(scsicmd) == host->this_id) { 15936391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 15943b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 15953b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15961da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15971da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15981da177e4SLinus Torvalds return 0; 15991da177e4SLinus Torvalds } 16008c867b25SMark Haverkamp if (dev->in_reset) 16018c867b25SMark Haverkamp return -1; 1602794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 16033b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 16043b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 16051da177e4SLinus Torvalds return aac_get_container_name(scsicmd, cid); 16061da177e4SLinus Torvalds } 16077a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 16087a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 16097a8cf29dSMark Haverkamp !(dev->raw_io_64) || 16107a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 16117a8cf29dSMark Haverkamp break; 16127a8cf29dSMark Haverkamp { 16137a8cf29dSMark Haverkamp u64 capacity; 161407ce5ebaSMark Haverkamp char cp[13]; 16157a8cf29dSMark Haverkamp 16167a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 16177a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 16187a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 16197a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 16207a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 16217a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 16227a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 16237a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 16247a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 16257a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 16267a8cf29dSMark Haverkamp cp[8] = 0; 16277a8cf29dSMark Haverkamp cp[9] = 0; 16287a8cf29dSMark Haverkamp cp[10] = 2; 16297a8cf29dSMark Haverkamp cp[11] = 0; 163007ce5ebaSMark Haverkamp cp[12] = 0; 163107ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 16321241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 163307ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 163407ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 163507ce5ebaSMark Haverkamp 163607ce5ebaSMark Haverkamp memset(cp, 0, offset); 163707ce5ebaSMark Haverkamp do { 16381241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 16391241f359SMark Haverkamp sizeof(cp)); 164007ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 164107ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 164207ce5ebaSMark Haverkamp } 16437a8cf29dSMark Haverkamp 16447a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16457a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16467a8cf29dSMark Haverkamp 16477a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16487a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 16497a8cf29dSMark Haverkamp 16507a8cf29dSMark Haverkamp return 0; 16517a8cf29dSMark Haverkamp } 16527a8cf29dSMark Haverkamp 16531da177e4SLinus Torvalds case READ_CAPACITY: 16541da177e4SLinus Torvalds { 16551da177e4SLinus Torvalds u32 capacity; 16563b2946ccSMark Haverkamp char cp[8]; 16571da177e4SLinus Torvalds 16581da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 16597a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 16601da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 16611da177e4SLinus Torvalds else 16621da177e4SLinus Torvalds capacity = (u32)-1; 16633b2946ccSMark Haverkamp 16641da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 16651da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 16661da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 16671da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 16681da177e4SLinus Torvalds cp[4] = 0; 16691da177e4SLinus Torvalds cp[5] = 0; 16701da177e4SLinus Torvalds cp[6] = 2; 16711da177e4SLinus Torvalds cp[7] = 0; 16723b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 16737a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16747a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16751da177e4SLinus Torvalds 16761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16771da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16781da177e4SLinus Torvalds 16791da177e4SLinus Torvalds return 0; 16801da177e4SLinus Torvalds } 16811da177e4SLinus Torvalds 16821da177e4SLinus Torvalds case MODE_SENSE: 16831da177e4SLinus Torvalds { 16843b2946ccSMark Haverkamp char mode_buf[4]; 16851da177e4SLinus Torvalds 16861da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 16871da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 16881da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 16891da177e4SLinus Torvalds mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16901da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 16911da177e4SLinus Torvalds 16923b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16931da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16941da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16951da177e4SLinus Torvalds 16961da177e4SLinus Torvalds return 0; 16971da177e4SLinus Torvalds } 16981da177e4SLinus Torvalds case MODE_SENSE_10: 16991da177e4SLinus Torvalds { 17003b2946ccSMark Haverkamp char mode_buf[8]; 17011da177e4SLinus Torvalds 17021da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 17031da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 17041da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 17051da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 17061da177e4SLinus Torvalds mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 17071da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 17081da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 17091da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 17101da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 17113b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 17121da177e4SLinus Torvalds 17131da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17141da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17151da177e4SLinus Torvalds 17161da177e4SLinus Torvalds return 0; 17171da177e4SLinus Torvalds } 17181da177e4SLinus Torvalds case REQUEST_SENSE: 17191da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 17201da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 17211da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 17221da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17231da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17241da177e4SLinus Torvalds return 0; 17251da177e4SLinus Torvalds 17261da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 17271da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 17281da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 17291da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 17301da177e4SLinus Torvalds else 17311da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 17321da177e4SLinus Torvalds 17331da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17341da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17351da177e4SLinus Torvalds return 0; 17361da177e4SLinus Torvalds /* 17371da177e4SLinus Torvalds * These commands are all No-Ops 17381da177e4SLinus Torvalds */ 17391da177e4SLinus Torvalds case TEST_UNIT_READY: 17401da177e4SLinus Torvalds case RESERVE: 17411da177e4SLinus Torvalds case RELEASE: 17421da177e4SLinus Torvalds case REZERO_UNIT: 17431da177e4SLinus Torvalds case REASSIGN_BLOCKS: 17441da177e4SLinus Torvalds case SEEK_10: 17451da177e4SLinus Torvalds case START_STOP: 17461da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17471da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17481da177e4SLinus Torvalds return 0; 17491da177e4SLinus Torvalds } 17501da177e4SLinus Torvalds 17511da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 17521da177e4SLinus Torvalds { 17531da177e4SLinus Torvalds case READ_6: 17541da177e4SLinus Torvalds case READ_10: 17557a8cf29dSMark Haverkamp case READ_12: 17567a8cf29dSMark Haverkamp case READ_16: 17578c867b25SMark Haverkamp if (dev->in_reset) 17588c867b25SMark Haverkamp return -1; 17591da177e4SLinus Torvalds /* 17601da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 17611da177e4SLinus Torvalds * corresponds to a container. Needed to convert 17621da177e4SLinus Torvalds * containers to /dev/sd device names 17631da177e4SLinus Torvalds */ 17641da177e4SLinus Torvalds 17651da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 17667a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 17671da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 17687a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 17697a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 177077d644d4SMark Haverkamp 177177d644d4SMark Haverkamp return aac_read(scsicmd, cid); 17721da177e4SLinus Torvalds 17731da177e4SLinus Torvalds case WRITE_6: 17741da177e4SLinus Torvalds case WRITE_10: 17757a8cf29dSMark Haverkamp case WRITE_12: 17767a8cf29dSMark Haverkamp case WRITE_16: 17778c867b25SMark Haverkamp if (dev->in_reset) 17788c867b25SMark Haverkamp return -1; 177977d644d4SMark Haverkamp return aac_write(scsicmd, cid); 17801da177e4SLinus Torvalds 17811da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 17821da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 17831da177e4SLinus Torvalds return aac_synchronize(scsicmd, cid); 17841da177e4SLinus Torvalds 17851da177e4SLinus Torvalds default: 17861da177e4SLinus Torvalds /* 17871da177e4SLinus Torvalds * Unhandled commands 17881da177e4SLinus Torvalds */ 17897c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 17901da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17911da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17921da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 17931da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17941da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17951da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17961da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17971da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17981da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17991da177e4SLinus Torvalds return 0; 18001da177e4SLinus Torvalds } 18011da177e4SLinus Torvalds } 18021da177e4SLinus Torvalds 18031da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 18041da177e4SLinus Torvalds { 18051da177e4SLinus Torvalds struct aac_query_disk qd; 18061da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18071da177e4SLinus Torvalds 18081da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 180990ee3466SMark Haverkamp if (!fsa_dev_ptr) 181065101355SMark Haverkamp return -EBUSY; 18111da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 18121da177e4SLinus Torvalds return -EFAULT; 18131da177e4SLinus Torvalds if (qd.cnum == -1) 1814e5718774SMark Haverkamp qd.cnum = qd.id; 18151da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 18161da177e4SLinus Torvalds { 18171da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 18181da177e4SLinus Torvalds return -EINVAL; 18191da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 18201da177e4SLinus Torvalds qd.bus = 0; 18211da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 18221da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 18231da177e4SLinus Torvalds } 18241da177e4SLinus Torvalds else return -EINVAL; 18251da177e4SLinus Torvalds 18261da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 18271da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 18281da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 18291da177e4SLinus Torvalds 18301da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 18311da177e4SLinus Torvalds qd.unmapped = 1; 18321da177e4SLinus Torvalds else 18331da177e4SLinus Torvalds qd.unmapped = 0; 18341da177e4SLinus Torvalds 18351da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 18361da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 18371da177e4SLinus Torvalds 18381da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 18391da177e4SLinus Torvalds return -EFAULT; 18401da177e4SLinus Torvalds return 0; 18411da177e4SLinus Torvalds } 18421da177e4SLinus Torvalds 18431da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 18441da177e4SLinus Torvalds { 18451da177e4SLinus Torvalds struct aac_delete_disk dd; 18461da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18471da177e4SLinus Torvalds 18481da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 184965101355SMark Haverkamp if (!fsa_dev_ptr) 185065101355SMark Haverkamp return -EBUSY; 18511da177e4SLinus Torvalds 18521da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18531da177e4SLinus Torvalds return -EFAULT; 18541da177e4SLinus Torvalds 18551da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18561da177e4SLinus Torvalds return -EINVAL; 18571da177e4SLinus Torvalds /* 18581da177e4SLinus Torvalds * Mark this container as being deleted. 18591da177e4SLinus Torvalds */ 18601da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 18611da177e4SLinus Torvalds /* 18621da177e4SLinus Torvalds * Mark the container as no longer valid 18631da177e4SLinus Torvalds */ 18641da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18651da177e4SLinus Torvalds return 0; 18661da177e4SLinus Torvalds } 18671da177e4SLinus Torvalds 18681da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 18691da177e4SLinus Torvalds { 18701da177e4SLinus Torvalds struct aac_delete_disk dd; 18711da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18721da177e4SLinus Torvalds 18731da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 187490ee3466SMark Haverkamp if (!fsa_dev_ptr) 187565101355SMark Haverkamp return -EBUSY; 18761da177e4SLinus Torvalds 18771da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18781da177e4SLinus Torvalds return -EFAULT; 18791da177e4SLinus Torvalds 18801da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18811da177e4SLinus Torvalds return -EINVAL; 18821da177e4SLinus Torvalds /* 18831da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 18841da177e4SLinus Torvalds */ 18851da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 18861da177e4SLinus Torvalds return -EBUSY; 18871da177e4SLinus Torvalds else { 18881da177e4SLinus Torvalds /* 18891da177e4SLinus Torvalds * Mark the container as no longer being valid. 18901da177e4SLinus Torvalds */ 18911da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18921da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 18931da177e4SLinus Torvalds return 0; 18941da177e4SLinus Torvalds } 18951da177e4SLinus Torvalds } 18961da177e4SLinus Torvalds 18971da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 18981da177e4SLinus Torvalds { 18991da177e4SLinus Torvalds switch (cmd) { 19001da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 19011da177e4SLinus Torvalds return query_disk(dev, arg); 19021da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 19031da177e4SLinus Torvalds return delete_disk(dev, arg); 19041da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 19051da177e4SLinus Torvalds return force_delete_disk(dev, arg); 19061da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 19071da177e4SLinus Torvalds return aac_get_containers(dev); 19081da177e4SLinus Torvalds default: 19091da177e4SLinus Torvalds return -ENOTTY; 19101da177e4SLinus Torvalds } 19111da177e4SLinus Torvalds } 19121da177e4SLinus Torvalds 19131da177e4SLinus Torvalds /** 19141da177e4SLinus Torvalds * 19151da177e4SLinus Torvalds * aac_srb_callback 19161da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 19171da177e4SLinus Torvalds * @fibptr: pointer to the fib 19181da177e4SLinus Torvalds * 19191da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 19201da177e4SLinus Torvalds * 19211da177e4SLinus Torvalds */ 19221da177e4SLinus Torvalds 19231da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 19241da177e4SLinus Torvalds { 19251da177e4SLinus Torvalds struct aac_dev *dev; 19261da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 19271da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 19281da177e4SLinus Torvalds 19291da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 193077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 19311da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 19321da177e4SLinus Torvalds 1933125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 19341da177e4SLinus Torvalds 19351da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 19361da177e4SLinus Torvalds 19371da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 19381da177e4SLinus Torvalds /* 19391da177e4SLinus Torvalds * Calculate resid for sg 19401da177e4SLinus Torvalds */ 19411da177e4SLinus Torvalds 19421da177e4SLinus Torvalds scsicmd->resid = scsicmd->request_bufflen - 19431da177e4SLinus Torvalds le32_to_cpu(srbreply->data_xfer_length); 19441da177e4SLinus Torvalds 19451da177e4SLinus Torvalds if(scsicmd->use_sg) 19461da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 19475d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 19481da177e4SLinus Torvalds scsicmd->use_sg, 19491da177e4SLinus Torvalds scsicmd->sc_data_direction); 19501da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 19511da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, 19521da177e4SLinus Torvalds scsicmd->sc_data_direction); 19531da177e4SLinus Torvalds 19541da177e4SLinus Torvalds /* 19551da177e4SLinus Torvalds * First check the fib status 19561da177e4SLinus Torvalds */ 19571da177e4SLinus Torvalds 19581da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 19591da177e4SLinus Torvalds int len; 19601da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 19611da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 19621da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 19631da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 19641da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 19651da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19661da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 19671da177e4SLinus Torvalds } 19681da177e4SLinus Torvalds 19691da177e4SLinus Torvalds /* 19701da177e4SLinus Torvalds * Next check the srb status 19711da177e4SLinus Torvalds */ 19721da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 19731da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 19741da177e4SLinus Torvalds case SRB_STATUS_PENDING: 19751da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 19761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19771da177e4SLinus Torvalds break; 19781da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 19791da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 19801da177e4SLinus Torvalds case READ_6: 19811da177e4SLinus Torvalds case WRITE_6: 19821da177e4SLinus Torvalds case READ_10: 19831da177e4SLinus Torvalds case WRITE_10: 19841da177e4SLinus Torvalds case READ_12: 19851da177e4SLinus Torvalds case WRITE_12: 19867a8cf29dSMark Haverkamp case READ_16: 19877a8cf29dSMark Haverkamp case WRITE_16: 19881da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 19891da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 19901da177e4SLinus Torvalds } else { 19911da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 19921da177e4SLinus Torvalds } 19931da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 19941da177e4SLinus Torvalds break; 19951da177e4SLinus Torvalds case INQUIRY: { 19961da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19971da177e4SLinus Torvalds break; 19981da177e4SLinus Torvalds } 19991da177e4SLinus Torvalds default: 20001da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 20011da177e4SLinus Torvalds break; 20021da177e4SLinus Torvalds } 20031da177e4SLinus Torvalds break; 20041da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 20051da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 20061da177e4SLinus Torvalds break; 20071da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 20081da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 20091da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 20101da177e4SLinus Torvalds break; 20111da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 20121da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 20131da177e4SLinus Torvalds break; 20141da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 20151da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 20161da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 20171da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 20181da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 20191da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 20201da177e4SLinus Torvalds break; 20211da177e4SLinus Torvalds 20221da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 20231da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 20241da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 20251da177e4SLinus Torvalds break; 20261da177e4SLinus Torvalds 20271da177e4SLinus Torvalds case SRB_STATUS_BUSY: 20281da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 20291da177e4SLinus Torvalds break; 20301da177e4SLinus Torvalds 20311da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 20321da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 20331da177e4SLinus Torvalds break; 20341da177e4SLinus Torvalds 20351da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 20361da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 20371da177e4SLinus Torvalds break; 20381da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 20391da177e4SLinus Torvalds case SRB_STATUS_ERROR: 20401da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 20411da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 20421da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 20431da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 20441da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 20451da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 20461da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 20471da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 20481da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 20491da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 20501da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 20511da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 20521da177e4SLinus Torvalds default: 20531da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20541da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 20551da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 20561da177e4SLinus Torvalds aac_get_status_string( 20571da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 20581da177e4SLinus Torvalds scsicmd->cmnd[0], 20591da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 20601da177e4SLinus Torvalds #endif 20611da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 20621da177e4SLinus Torvalds break; 20631da177e4SLinus Torvalds } 20641da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 20651da177e4SLinus Torvalds int len; 20661da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 20671da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 20681da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 20691da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 20701da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 20711da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20727a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 20737a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 20741da177e4SLinus Torvalds #endif 20751da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 20761da177e4SLinus Torvalds 20771da177e4SLinus Torvalds } 20781da177e4SLinus Torvalds /* 20791da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 20801da177e4SLinus Torvalds */ 20811da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 20821da177e4SLinus Torvalds 2083bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2084bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 20858e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 20861da177e4SLinus Torvalds } 20871da177e4SLinus Torvalds 20881da177e4SLinus Torvalds /** 20891da177e4SLinus Torvalds * 20901da177e4SLinus Torvalds * aac_send_scb_fib 20911da177e4SLinus Torvalds * @scsicmd: the scsi command block 20921da177e4SLinus Torvalds * 20931da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 20941da177e4SLinus Torvalds * scsicmd passed in. 20951da177e4SLinus Torvalds */ 20961da177e4SLinus Torvalds 20971da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 20981da177e4SLinus Torvalds { 20991da177e4SLinus Torvalds struct fib* cmd_fibcontext; 21001da177e4SLinus Torvalds struct aac_dev* dev; 21011da177e4SLinus Torvalds int status; 21021da177e4SLinus Torvalds struct aac_srb *srbcmd; 21031da177e4SLinus Torvalds u16 fibsize; 21041da177e4SLinus Torvalds u32 flag; 21051da177e4SLinus Torvalds u32 timeout; 21061da177e4SLinus Torvalds 210784971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2108e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 210984971738SMark Haverkamp scsicmd->device->lun > 7) { 21101da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 21111da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21121da177e4SLinus Torvalds return 0; 21131da177e4SLinus Torvalds } 21141da177e4SLinus Torvalds 21151da177e4SLinus Torvalds switch(scsicmd->sc_data_direction){ 21161da177e4SLinus Torvalds case DMA_TO_DEVICE: 21171da177e4SLinus Torvalds flag = SRB_DataOut; 21181da177e4SLinus Torvalds break; 21191da177e4SLinus Torvalds case DMA_BIDIRECTIONAL: 21201da177e4SLinus Torvalds flag = SRB_DataIn | SRB_DataOut; 21211da177e4SLinus Torvalds break; 21221da177e4SLinus Torvalds case DMA_FROM_DEVICE: 21231da177e4SLinus Torvalds flag = SRB_DataIn; 21241da177e4SLinus Torvalds break; 21251da177e4SLinus Torvalds case DMA_NONE: 21261da177e4SLinus Torvalds default: /* shuts up some versions of gcc */ 21271da177e4SLinus Torvalds flag = SRB_NoDataXfer; 21281da177e4SLinus Torvalds break; 21291da177e4SLinus Torvalds } 21301da177e4SLinus Torvalds 21311da177e4SLinus Torvalds 21321da177e4SLinus Torvalds /* 21331da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 21341da177e4SLinus Torvalds */ 2135bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 21361da177e4SLinus Torvalds return -1; 21371da177e4SLinus Torvalds } 2138bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 21391da177e4SLinus Torvalds 21401da177e4SLinus Torvalds srbcmd = (struct aac_srb*) fib_data(cmd_fibcontext); 21411da177e4SLinus Torvalds srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 2142e5718774SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(scsicmd))); 2143e5718774SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(scsicmd)); 21441da177e4SLinus Torvalds srbcmd->lun = cpu_to_le32(scsicmd->device->lun); 21451da177e4SLinus Torvalds srbcmd->flags = cpu_to_le32(flag); 21465262d085SJames Bottomley timeout = scsicmd->timeout_per_command/HZ; 21471da177e4SLinus Torvalds if(timeout == 0){ 21481da177e4SLinus Torvalds timeout = 1; 21491da177e4SLinus Torvalds } 21501da177e4SLinus Torvalds srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 21511da177e4SLinus Torvalds srbcmd->retry_limit = 0; /* Obsolete parameter */ 21521da177e4SLinus Torvalds srbcmd->cdb_size = cpu_to_le32(scsicmd->cmd_len); 21531da177e4SLinus Torvalds 21541da177e4SLinus Torvalds if( dev->dac_support == 1 ) { 21551da177e4SLinus Torvalds aac_build_sg64(scsicmd, (struct sgmap64*) &srbcmd->sg); 21561da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21571da177e4SLinus Torvalds 21581da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21591da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21601da177e4SLinus Torvalds /* 21611da177e4SLinus Torvalds * Build Scatter/Gather list 21621da177e4SLinus Torvalds */ 21631da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 21641da177e4SLinus Torvalds ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 21651da177e4SLinus Torvalds sizeof (struct sgentry64)); 21667c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21671da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21681da177e4SLinus Torvalds 21691da177e4SLinus Torvalds /* 21701da177e4SLinus Torvalds * Now send the Fib to the adapter 21711da177e4SLinus Torvalds */ 2172bfb35aa8SMark Haverkamp status = aac_fib_send(ScsiPortCommand64, cmd_fibcontext, 21731da177e4SLinus Torvalds fibsize, FsaNormal, 0, 1, 21741da177e4SLinus Torvalds (fib_callback) aac_srb_callback, 21751da177e4SLinus Torvalds (void *) scsicmd); 21761da177e4SLinus Torvalds } else { 21771da177e4SLinus Torvalds aac_build_sg(scsicmd, (struct sgmap*)&srbcmd->sg); 21781da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21791da177e4SLinus Torvalds 21801da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21811da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21821da177e4SLinus Torvalds /* 21831da177e4SLinus Torvalds * Build Scatter/Gather list 21841da177e4SLinus Torvalds */ 21851da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) + 21861da177e4SLinus Torvalds (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 21871da177e4SLinus Torvalds sizeof (struct sgentry)); 21887c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21891da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21901da177e4SLinus Torvalds 21911da177e4SLinus Torvalds /* 21921da177e4SLinus Torvalds * Now send the Fib to the adapter 21931da177e4SLinus Torvalds */ 2194bfb35aa8SMark Haverkamp status = aac_fib_send(ScsiPortCommand, cmd_fibcontext, fibsize, FsaNormal, 0, 1, 21951da177e4SLinus Torvalds (fib_callback) aac_srb_callback, (void *) scsicmd); 21961da177e4SLinus Torvalds } 21971da177e4SLinus Torvalds /* 21981da177e4SLinus Torvalds * Check that the command queued to the controller 21991da177e4SLinus Torvalds */ 22001da177e4SLinus Torvalds if (status == -EINPROGRESS) { 220177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 22021da177e4SLinus Torvalds return 0; 22031da177e4SLinus Torvalds } 22041da177e4SLinus Torvalds 2205bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2206bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2207bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 22081da177e4SLinus Torvalds 22091da177e4SLinus Torvalds return -1; 22101da177e4SLinus Torvalds } 22111da177e4SLinus Torvalds 22121da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 22131da177e4SLinus Torvalds { 22141da177e4SLinus Torvalds struct aac_dev *dev; 22151da177e4SLinus Torvalds unsigned long byte_count = 0; 22161da177e4SLinus Torvalds 22171da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22181da177e4SLinus Torvalds // Get rid of old data 22191da177e4SLinus Torvalds psg->count = 0; 22201da177e4SLinus Torvalds psg->sg[0].addr = 0; 22211da177e4SLinus Torvalds psg->sg[0].count = 0; 22221da177e4SLinus Torvalds if (scsicmd->use_sg) { 22231da177e4SLinus Torvalds struct scatterlist *sg; 22241da177e4SLinus Torvalds int i; 22251da177e4SLinus Torvalds int sg_count; 22261da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 22271da177e4SLinus Torvalds 22281da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 22291da177e4SLinus Torvalds scsicmd->sc_data_direction); 22301da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 22311da177e4SLinus Torvalds 22321da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 22331da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 22341da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 22351da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 22361da177e4SLinus Torvalds sg++; 22371da177e4SLinus Torvalds } 22381da177e4SLinus Torvalds /* hba wants the size to be exact */ 22391da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 224056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 224156b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 224256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22431da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22441da177e4SLinus Torvalds } 22451da177e4SLinus Torvalds /* Check for command underflow */ 22461da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22471da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22481da177e4SLinus Torvalds byte_count, scsicmd->underflow); 22491da177e4SLinus Torvalds } 22501da177e4SLinus Torvalds } 22511da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 22523c1e0ccaSMark Haverkamp u32 addr; 22533c1e0ccaSMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 22541da177e4SLinus Torvalds scsicmd->request_buffer, 22551da177e4SLinus Torvalds scsicmd->request_bufflen, 22561da177e4SLinus Torvalds scsicmd->sc_data_direction); 22573c1e0ccaSMark Haverkamp addr = scsicmd->SCp.dma_handle; 22581da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 22591da177e4SLinus Torvalds psg->sg[0].addr = cpu_to_le32(addr); 22601da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 22611da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22621da177e4SLinus Torvalds } 22631da177e4SLinus Torvalds return byte_count; 22641da177e4SLinus Torvalds } 22651da177e4SLinus Torvalds 22661da177e4SLinus Torvalds 22671da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 22681da177e4SLinus Torvalds { 22691da177e4SLinus Torvalds struct aac_dev *dev; 22701da177e4SLinus Torvalds unsigned long byte_count = 0; 227156b58712SMark Haverkamp u64 addr; 22721da177e4SLinus Torvalds 22731da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22741da177e4SLinus Torvalds // Get rid of old data 22751da177e4SLinus Torvalds psg->count = 0; 22761da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 22771da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 22781da177e4SLinus Torvalds psg->sg[0].count = 0; 22791da177e4SLinus Torvalds if (scsicmd->use_sg) { 22801da177e4SLinus Torvalds struct scatterlist *sg; 22811da177e4SLinus Torvalds int i; 22821da177e4SLinus Torvalds int sg_count; 22831da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 22841da177e4SLinus Torvalds 22851da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 22861da177e4SLinus Torvalds scsicmd->sc_data_direction); 22871da177e4SLinus Torvalds 22881da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 22891241f359SMark Haverkamp int count = sg_dma_len(sg); 229056b58712SMark Haverkamp addr = sg_dma_address(sg); 229156b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 229256b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 22931241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 22941241f359SMark Haverkamp byte_count += count; 22951da177e4SLinus Torvalds sg++; 22961da177e4SLinus Torvalds } 22971241f359SMark Haverkamp psg->count = cpu_to_le32(sg_count); 22981da177e4SLinus Torvalds /* hba wants the size to be exact */ 22991da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 230056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 230156b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 230256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 23031da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 23041da177e4SLinus Torvalds } 23051da177e4SLinus Torvalds /* Check for command underflow */ 23061da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23071da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23081da177e4SLinus Torvalds byte_count, scsicmd->underflow); 23091da177e4SLinus Torvalds } 23101da177e4SLinus Torvalds } 23111da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 23121241f359SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 23131da177e4SLinus Torvalds scsicmd->request_buffer, 23141da177e4SLinus Torvalds scsicmd->request_bufflen, 23151da177e4SLinus Torvalds scsicmd->sc_data_direction); 23161241f359SMark Haverkamp addr = scsicmd->SCp.dma_handle; 23171da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 231856b58712SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); 231956b58712SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); 23201da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 23211da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 23221da177e4SLinus Torvalds } 23231da177e4SLinus Torvalds return byte_count; 23241da177e4SLinus Torvalds } 23251da177e4SLinus Torvalds 23260e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 23270e68c003SMark Haverkamp { 23280e68c003SMark Haverkamp struct Scsi_Host *host = scsicmd->device->host; 23290e68c003SMark Haverkamp struct aac_dev *dev = (struct aac_dev *)host->hostdata; 23300e68c003SMark Haverkamp unsigned long byte_count = 0; 23310e68c003SMark Haverkamp 23320e68c003SMark Haverkamp // Get rid of old data 23330e68c003SMark Haverkamp psg->count = 0; 23340e68c003SMark Haverkamp psg->sg[0].next = 0; 23350e68c003SMark Haverkamp psg->sg[0].prev = 0; 23360e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 23370e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 23380e68c003SMark Haverkamp psg->sg[0].count = 0; 23390e68c003SMark Haverkamp psg->sg[0].flags = 0; 23400e68c003SMark Haverkamp if (scsicmd->use_sg) { 23410e68c003SMark Haverkamp struct scatterlist *sg; 23420e68c003SMark Haverkamp int i; 23430e68c003SMark Haverkamp int sg_count; 23440e68c003SMark Haverkamp sg = (struct scatterlist *) scsicmd->request_buffer; 23450e68c003SMark Haverkamp 23460e68c003SMark Haverkamp sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 23470e68c003SMark Haverkamp scsicmd->sc_data_direction); 23480e68c003SMark Haverkamp 23490e68c003SMark Haverkamp for (i = 0; i < sg_count; i++) { 23500e68c003SMark Haverkamp int count = sg_dma_len(sg); 23510e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 23520e68c003SMark Haverkamp psg->sg[i].next = 0; 23530e68c003SMark Haverkamp psg->sg[i].prev = 0; 23540e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 23550e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23560e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 23570e68c003SMark Haverkamp psg->sg[i].flags = 0; 23580e68c003SMark Haverkamp byte_count += count; 23590e68c003SMark Haverkamp sg++; 23600e68c003SMark Haverkamp } 23610e68c003SMark Haverkamp psg->count = cpu_to_le32(sg_count); 23620e68c003SMark Haverkamp /* hba wants the size to be exact */ 23630e68c003SMark Haverkamp if(byte_count > scsicmd->request_bufflen){ 23640e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 23650e68c003SMark Haverkamp (byte_count - scsicmd->request_bufflen); 23660e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 23670e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23680e68c003SMark Haverkamp } 23690e68c003SMark Haverkamp /* Check for command underflow */ 23700e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23710e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23720e68c003SMark Haverkamp byte_count, scsicmd->underflow); 23730e68c003SMark Haverkamp } 23740e68c003SMark Haverkamp } 23750e68c003SMark Haverkamp else if(scsicmd->request_bufflen) { 23760e68c003SMark Haverkamp int count; 23770e68c003SMark Haverkamp u64 addr; 23780e68c003SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 23790e68c003SMark Haverkamp scsicmd->request_buffer, 23800e68c003SMark Haverkamp scsicmd->request_bufflen, 23810e68c003SMark Haverkamp scsicmd->sc_data_direction); 23820e68c003SMark Haverkamp addr = scsicmd->SCp.dma_handle; 23830e68c003SMark Haverkamp count = scsicmd->request_bufflen; 23840e68c003SMark Haverkamp psg->count = cpu_to_le32(1); 23850e68c003SMark Haverkamp psg->sg[0].next = 0; 23860e68c003SMark Haverkamp psg->sg[0].prev = 0; 23870e68c003SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); 23880e68c003SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23890e68c003SMark Haverkamp psg->sg[0].count = cpu_to_le32(count); 23900e68c003SMark Haverkamp psg->sg[0].flags = 0; 23910e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23920e68c003SMark Haverkamp } 23930e68c003SMark Haverkamp return byte_count; 23940e68c003SMark Haverkamp } 23950e68c003SMark Haverkamp 23961da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 23971da177e4SLinus Torvalds 23981da177e4SLinus Torvalds struct aac_srb_status_info { 23991da177e4SLinus Torvalds u32 status; 24001da177e4SLinus Torvalds char *str; 24011da177e4SLinus Torvalds }; 24021da177e4SLinus Torvalds 24031da177e4SLinus Torvalds 24041da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 24051da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 24061da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 24071da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 24081da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 24091da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 24101da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 24111da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 24121da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 24131da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 24141da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 24151da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 24161da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 24171da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 24181da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 24191da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 24201da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 24211da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 24221da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 24231da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 24241da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 24251da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 24261da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 24271da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 24281da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 24291da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 24301da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 24311da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 24321da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 24331da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 24341da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 24351da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 24361da177e4SLinus Torvalds { 0xff, "Unknown Error"} 24371da177e4SLinus Torvalds }; 24381da177e4SLinus Torvalds 24391da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 24401da177e4SLinus Torvalds { 24411da177e4SLinus Torvalds int i; 24421da177e4SLinus Torvalds 24436391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 24446391a113STobias Klauser if (srb_status_info[i].status == status) 24451da177e4SLinus Torvalds return srb_status_info[i].str; 24461da177e4SLinus Torvalds 24471da177e4SLinus Torvalds return "Bad Status Code"; 24481da177e4SLinus Torvalds } 24491da177e4SLinus Torvalds 24501da177e4SLinus Torvalds #endif 2451