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; 1511da177e4SLinus Torvalds 1521da177e4SLinus Torvalds module_param(nondasd, int, 0); 1531da177e4SLinus Torvalds MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); 1541da177e4SLinus Torvalds module_param(dacmode, int, 0); 1551da177e4SLinus Torvalds MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); 1561da177e4SLinus Torvalds module_param(commit, int, 0); 1571da177e4SLinus 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"); 1581da177e4SLinus Torvalds 1597c00ffa3SMark Haverkamp int numacb = -1; 1607c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1617c00ffa3SMark Haverkamp MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control blocks (FIB) allocated. Valid\nvalues are 512 and down. Default is to use suggestion from Firmware."); 1627c00ffa3SMark Haverkamp 1637c00ffa3SMark Haverkamp int acbsize = -1; 1647c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1657c00ffa3SMark Haverkamp MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB) size. Valid values are 512,\n2048, 4096 and 8192. Default is to use suggestion from Firmware."); 1661da177e4SLinus Torvalds /** 1671da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 1681da177e4SLinus Torvalds * @common: adapter to query 1691da177e4SLinus Torvalds * 1701da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 1711da177e4SLinus Torvalds */ 1721da177e4SLinus Torvalds int aac_get_config_status(struct aac_dev *dev) 1731da177e4SLinus Torvalds { 1741da177e4SLinus Torvalds int status = 0; 1751da177e4SLinus Torvalds struct fib * fibptr; 1761da177e4SLinus Torvalds 177bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 1781da177e4SLinus Torvalds return -ENOMEM; 1791da177e4SLinus Torvalds 180bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 1811da177e4SLinus Torvalds { 1821da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 1831da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 1841da177e4SLinus Torvalds 1851da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 1861da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 1871da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 1881da177e4SLinus Torvalds } 1891da177e4SLinus Torvalds 190bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 1911da177e4SLinus Torvalds fibptr, 1921da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 1931da177e4SLinus Torvalds FsaNormal, 1941da177e4SLinus Torvalds 1, 1, 1951da177e4SLinus Torvalds NULL, NULL); 1961da177e4SLinus Torvalds if (status < 0 ) { 1971da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 1981da177e4SLinus Torvalds } else { 1991da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2001da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2011da177e4SLinus Torvalds dprintk((KERN_WARNING 2021da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2031da177e4SLinus Torvalds le32_to_cpu(reply->response), 2041da177e4SLinus Torvalds le32_to_cpu(reply->status), 2051da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2061da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2071da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2081da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2091da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2101da177e4SLinus Torvalds status = -EINVAL; 2111da177e4SLinus Torvalds } 2121da177e4SLinus Torvalds } 213bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2141da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2151da177e4SLinus Torvalds if (status >= 0) { 2161da177e4SLinus Torvalds if (commit == 1) { 2171da177e4SLinus Torvalds struct aac_commit_config * dinfo; 218bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2191da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2201da177e4SLinus Torvalds 2211da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2221da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2231da177e4SLinus Torvalds 224bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2251da177e4SLinus Torvalds fibptr, 2261da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2271da177e4SLinus Torvalds FsaNormal, 2281da177e4SLinus Torvalds 1, 1, 2291da177e4SLinus Torvalds NULL, NULL); 230bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2311da177e4SLinus Torvalds } else if (commit == 0) { 2321da177e4SLinus Torvalds printk(KERN_WARNING 2331da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2341da177e4SLinus Torvalds } 2351da177e4SLinus Torvalds } 236bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2371da177e4SLinus Torvalds return status; 2381da177e4SLinus Torvalds } 2391da177e4SLinus Torvalds 2401da177e4SLinus Torvalds /** 2411da177e4SLinus Torvalds * aac_get_containers - list containers 2421da177e4SLinus Torvalds * @common: adapter to probe 2431da177e4SLinus Torvalds * 2441da177e4SLinus Torvalds * Make a list of all containers on this controller 2451da177e4SLinus Torvalds */ 2461da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2471da177e4SLinus Torvalds { 2481da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2491da177e4SLinus Torvalds u32 index; 2501da177e4SLinus Torvalds int status = 0; 2511da177e4SLinus Torvalds struct fib * fibptr; 2521da177e4SLinus Torvalds unsigned instance; 2531da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 2541da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 2551da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2561da177e4SLinus Torvalds 2571da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 2581da177e4SLinus Torvalds 259bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2601da177e4SLinus Torvalds return -ENOMEM; 2611da177e4SLinus Torvalds 262bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2631da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 2641da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2651da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 2661da177e4SLinus Torvalds 267bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2681da177e4SLinus Torvalds fibptr, 2691da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 2701da177e4SLinus Torvalds FsaNormal, 2711da177e4SLinus Torvalds 1, 1, 2721da177e4SLinus Torvalds NULL, NULL); 2731da177e4SLinus Torvalds if (status >= 0) { 2741da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 2751da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 276bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2771da177e4SLinus Torvalds } 2781da177e4SLinus Torvalds 2791da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 2801da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2811da177e4SLinus Torvalds fsa_dev_ptr = (struct fsa_dev_info *) kmalloc( 2821da177e4SLinus Torvalds sizeof(*fsa_dev_ptr) * maximum_num_containers, GFP_KERNEL); 2831da177e4SLinus Torvalds if (!fsa_dev_ptr) { 284bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2851da177e4SLinus Torvalds return -ENOMEM; 2861da177e4SLinus Torvalds } 2871da177e4SLinus Torvalds memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers); 2881da177e4SLinus Torvalds 2891da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 2901da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 2911da177e4SLinus Torvalds 2921da177e4SLinus Torvalds for (index = 0; index < dev->maximum_num_containers; index++) { 2931da177e4SLinus Torvalds struct aac_query_mount *dinfo; 2941da177e4SLinus Torvalds struct aac_mount *dresp; 2951da177e4SLinus Torvalds 2961da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 2971da177e4SLinus Torvalds 298bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2991da177e4SLinus Torvalds dinfo = (struct aac_query_mount *) fib_data(fibptr); 3001da177e4SLinus Torvalds 3011da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 3021da177e4SLinus Torvalds dinfo->count = cpu_to_le32(index); 3031da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 3041da177e4SLinus Torvalds 305bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3061da177e4SLinus Torvalds fibptr, 3071da177e4SLinus Torvalds sizeof (struct aac_query_mount), 3081da177e4SLinus Torvalds FsaNormal, 3091da177e4SLinus Torvalds 1, 1, 3101da177e4SLinus Torvalds NULL, NULL); 3111da177e4SLinus Torvalds if (status < 0 ) { 3121da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3131da177e4SLinus Torvalds break; 3141da177e4SLinus Torvalds } 3151da177e4SLinus Torvalds dresp = (struct aac_mount *)fib_data(fibptr); 3161da177e4SLinus Torvalds 3177a8cf29dSMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 3187a8cf29dSMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { 3197a8cf29dSMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 3207a8cf29dSMark Haverkamp dinfo->count = cpu_to_le32(index); 3217a8cf29dSMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 3227a8cf29dSMark Haverkamp 323bfb35aa8SMark Haverkamp if (aac_fib_send(ContainerCommand, 3247a8cf29dSMark Haverkamp fibptr, 3257a8cf29dSMark Haverkamp sizeof(struct aac_query_mount), 3267a8cf29dSMark Haverkamp FsaNormal, 3277a8cf29dSMark Haverkamp 1, 1, 3287a8cf29dSMark Haverkamp NULL, NULL) < 0) 3297a8cf29dSMark Haverkamp continue; 3307a8cf29dSMark Haverkamp } else 3317a8cf29dSMark Haverkamp dresp->mnt[0].capacityhigh = 0; 3327a8cf29dSMark Haverkamp 3331da177e4SLinus Torvalds dprintk ((KERN_DEBUG 3347a8cf29dSMark Haverkamp "VM_NameServe cid=%d status=%d vol=%d state=%d cap=%llu\n", 3351da177e4SLinus Torvalds (int)index, (int)le32_to_cpu(dresp->status), 3361da177e4SLinus Torvalds (int)le32_to_cpu(dresp->mnt[0].vol), 3371da177e4SLinus Torvalds (int)le32_to_cpu(dresp->mnt[0].state), 3387a8cf29dSMark Haverkamp ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 3397a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32))); 3401da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 3411da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 3421da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 3431da177e4SLinus Torvalds fsa_dev_ptr[index].valid = 1; 3441da177e4SLinus Torvalds fsa_dev_ptr[index].type = le32_to_cpu(dresp->mnt[0].vol); 3457a8cf29dSMark Haverkamp fsa_dev_ptr[index].size 3467a8cf29dSMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 3477a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 3481da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 3491da177e4SLinus Torvalds fsa_dev_ptr[index].ro = 1; 3501da177e4SLinus Torvalds } 351bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3521da177e4SLinus Torvalds /* 3531da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3541da177e4SLinus Torvalds */ 3551da177e4SLinus Torvalds if ((index + 1) >= le32_to_cpu(dresp->count)){ 3561da177e4SLinus Torvalds break; 3571da177e4SLinus Torvalds } 3581da177e4SLinus Torvalds } 359bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 3601da177e4SLinus Torvalds return status; 3611da177e4SLinus Torvalds } 3621da177e4SLinus Torvalds 3633b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3643b2946ccSMark Haverkamp { 3653b2946ccSMark Haverkamp void *buf; 3663b2946ccSMark Haverkamp unsigned int transfer_len; 3673b2946ccSMark Haverkamp struct scatterlist *sg = scsicmd->request_buffer; 3683b2946ccSMark Haverkamp 3693b2946ccSMark Haverkamp if (scsicmd->use_sg) { 3703b2946ccSMark Haverkamp buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 3713b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 3723b2946ccSMark Haverkamp } else { 3733b2946ccSMark Haverkamp buf = scsicmd->request_buffer; 3743b2946ccSMark Haverkamp transfer_len = min(scsicmd->request_bufflen, len + offset); 3753b2946ccSMark Haverkamp } 3763b2946ccSMark Haverkamp 3773b2946ccSMark Haverkamp memcpy(buf + offset, data, transfer_len - offset); 3783b2946ccSMark Haverkamp 3793b2946ccSMark Haverkamp if (scsicmd->use_sg) 3803b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3813b2946ccSMark Haverkamp 3823b2946ccSMark Haverkamp } 3833b2946ccSMark Haverkamp 3841da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3851da177e4SLinus Torvalds { 3861da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3871da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3881da177e4SLinus Torvalds 3891da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3901da177e4SLinus Torvalds 3911da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 3921da177e4SLinus Torvalds if (fibptr == NULL) 3931da177e4SLinus Torvalds BUG(); 3941da177e4SLinus Torvalds 3951da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3961da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3971da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3981da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 3991da177e4SLinus Torvalds char *sp = get_name_reply->data; 4001da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 4011da177e4SLinus Torvalds while (*sp == ' ') 4021da177e4SLinus Torvalds ++sp; 4033b2946ccSMark Haverkamp if (*sp) { 4043b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 4053b2946ccSMark Haverkamp int count = sizeof(d); 4063b2946ccSMark Haverkamp char *dp = d; 4073b2946ccSMark Haverkamp do { 4081da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4091da177e4SLinus Torvalds } while (--count > 0); 4103b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4113b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4121da177e4SLinus Torvalds } 4133b2946ccSMark Haverkamp } 4143b2946ccSMark Haverkamp 4151da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4161da177e4SLinus Torvalds 417bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 418bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4198e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4201da177e4SLinus Torvalds } 4211da177e4SLinus Torvalds 4221da177e4SLinus Torvalds /** 4231da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4241da177e4SLinus Torvalds */ 4251da177e4SLinus Torvalds static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) 4261da177e4SLinus Torvalds { 4271da177e4SLinus Torvalds int status; 4281da177e4SLinus Torvalds struct aac_get_name *dinfo; 4291da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4301da177e4SLinus Torvalds struct aac_dev * dev; 4311da177e4SLinus Torvalds 4321da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4331da177e4SLinus Torvalds 434bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4351da177e4SLinus Torvalds return -ENOMEM; 4361da177e4SLinus Torvalds 437bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4381da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4391da177e4SLinus Torvalds 4401da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4411da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4421da177e4SLinus Torvalds dinfo->cid = cpu_to_le32(cid); 4431da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4441da177e4SLinus Torvalds 445bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4461da177e4SLinus Torvalds cmd_fibcontext, 4471da177e4SLinus Torvalds sizeof (struct aac_get_name), 4481da177e4SLinus Torvalds FsaNormal, 4491da177e4SLinus Torvalds 0, 1, 4501da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4511da177e4SLinus Torvalds (void *) scsicmd); 4521da177e4SLinus Torvalds 4531da177e4SLinus Torvalds /* 4541da177e4SLinus Torvalds * Check that the command queued to the controller 4551da177e4SLinus Torvalds */ 4561da177e4SLinus Torvalds if (status == -EINPROGRESS) 4571da177e4SLinus Torvalds return 0; 4581da177e4SLinus Torvalds 459bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 460bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 461bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4621da177e4SLinus Torvalds return -1; 4631da177e4SLinus Torvalds } 4641da177e4SLinus Torvalds 4651da177e4SLinus Torvalds /** 466bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 4671da177e4SLinus Torvalds * @dev: device to query 4681da177e4SLinus Torvalds * @cid: container identifier 4691da177e4SLinus Torvalds * 4701da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 4711da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 4721da177e4SLinus Torvalds */ 4731da177e4SLinus Torvalds 474bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 4751da177e4SLinus Torvalds { 4761da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4771da177e4SLinus Torvalds int status; 4781da177e4SLinus Torvalds struct aac_query_mount *dinfo; 4791da177e4SLinus Torvalds struct aac_mount *dresp; 4801da177e4SLinus Torvalds struct fib * fibptr; 4811da177e4SLinus Torvalds unsigned instance; 4821da177e4SLinus Torvalds 4831da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 4841da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 4851da177e4SLinus Torvalds 486bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4871da177e4SLinus Torvalds return -ENOMEM; 4881da177e4SLinus Torvalds 489bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4901da177e4SLinus Torvalds 4911da177e4SLinus Torvalds dinfo = (struct aac_query_mount *)fib_data(fibptr); 4921da177e4SLinus Torvalds 4931da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 4941da177e4SLinus Torvalds dinfo->count = cpu_to_le32(cid); 4951da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 4961da177e4SLinus Torvalds 497bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4981da177e4SLinus Torvalds fibptr, 4991da177e4SLinus Torvalds sizeof(struct aac_query_mount), 5001da177e4SLinus Torvalds FsaNormal, 5011da177e4SLinus Torvalds 1, 1, 5021da177e4SLinus Torvalds NULL, NULL); 5031da177e4SLinus Torvalds if (status < 0) { 504bfb35aa8SMark Haverkamp printk(KERN_WARNING "aacraid: aac_probe_container query failed.\n"); 5051da177e4SLinus Torvalds goto error; 5061da177e4SLinus Torvalds } 5071da177e4SLinus Torvalds 5081da177e4SLinus Torvalds dresp = (struct aac_mount *) fib_data(fibptr); 5091da177e4SLinus Torvalds 5101da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 5117a8cf29dSMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { 5127a8cf29dSMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 5137a8cf29dSMark Haverkamp dinfo->count = cpu_to_le32(cid); 5147a8cf29dSMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 5157a8cf29dSMark Haverkamp 516bfb35aa8SMark Haverkamp if (aac_fib_send(ContainerCommand, 5177a8cf29dSMark Haverkamp fibptr, 5187a8cf29dSMark Haverkamp sizeof(struct aac_query_mount), 5197a8cf29dSMark Haverkamp FsaNormal, 5207a8cf29dSMark Haverkamp 1, 1, 5217a8cf29dSMark Haverkamp NULL, NULL) < 0) 5227a8cf29dSMark Haverkamp goto error; 5237a8cf29dSMark Haverkamp } else 5247a8cf29dSMark Haverkamp dresp->mnt[0].capacityhigh = 0; 5257a8cf29dSMark Haverkamp 5267a8cf29dSMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 5271da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 5281da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 5291da177e4SLinus Torvalds fsa_dev_ptr[cid].valid = 1; 5301da177e4SLinus Torvalds fsa_dev_ptr[cid].type = le32_to_cpu(dresp->mnt[0].vol); 5317a8cf29dSMark Haverkamp fsa_dev_ptr[cid].size 5327a8cf29dSMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 5337a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 5341da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 5351da177e4SLinus Torvalds fsa_dev_ptr[cid].ro = 1; 5361da177e4SLinus Torvalds } 5371da177e4SLinus Torvalds 5381da177e4SLinus Torvalds error: 539bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 540bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 5411da177e4SLinus Torvalds 5421da177e4SLinus Torvalds return status; 5431da177e4SLinus Torvalds } 5441da177e4SLinus Torvalds 5451da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 5461da177e4SLinus Torvalds struct scsi_inq { 5471da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 5481da177e4SLinus Torvalds char pid[16]; /* Product ID */ 5491da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 5501da177e4SLinus Torvalds }; 5511da177e4SLinus Torvalds 5521da177e4SLinus Torvalds /** 5531da177e4SLinus Torvalds * InqStrCopy - string merge 5541da177e4SLinus Torvalds * @a: string to copy from 5551da177e4SLinus Torvalds * @b: string to copy to 5561da177e4SLinus Torvalds * 5571da177e4SLinus Torvalds * Copy a String from one location to another 5581da177e4SLinus Torvalds * without copying \0 5591da177e4SLinus Torvalds */ 5601da177e4SLinus Torvalds 5611da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 5621da177e4SLinus Torvalds { 5631da177e4SLinus Torvalds 5641da177e4SLinus Torvalds while(*a != (char)0) 5651da177e4SLinus Torvalds *b++ = *a++; 5661da177e4SLinus Torvalds } 5671da177e4SLinus Torvalds 5681da177e4SLinus Torvalds static char *container_types[] = { 5691da177e4SLinus Torvalds "None", 5701da177e4SLinus Torvalds "Volume", 5711da177e4SLinus Torvalds "Mirror", 5721da177e4SLinus Torvalds "Stripe", 5731da177e4SLinus Torvalds "RAID5", 5741da177e4SLinus Torvalds "SSRW", 5751da177e4SLinus Torvalds "SSRO", 5761da177e4SLinus Torvalds "Morph", 5771da177e4SLinus Torvalds "Legacy", 5781da177e4SLinus Torvalds "RAID4", 5791da177e4SLinus Torvalds "RAID10", 5801da177e4SLinus Torvalds "RAID00", 5811da177e4SLinus Torvalds "V-MIRRORS", 5821da177e4SLinus Torvalds "PSEUDO R4", 5831da177e4SLinus Torvalds "RAID50", 58484971738SMark Haverkamp "RAID5D", 58584971738SMark Haverkamp "RAID5D0", 58684971738SMark Haverkamp "RAID1E", 58784971738SMark Haverkamp "RAID6", 58884971738SMark Haverkamp "RAID60", 5891da177e4SLinus Torvalds "Unknown" 5901da177e4SLinus Torvalds }; 5911da177e4SLinus Torvalds 5921da177e4SLinus Torvalds 5931da177e4SLinus Torvalds 5941da177e4SLinus Torvalds /* Function: setinqstr 5951da177e4SLinus Torvalds * 5961da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 5971da177e4SLinus Torvalds * 5981da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 5991da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6001da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6011da177e4SLinus Torvalds */ 6021da177e4SLinus Torvalds 603794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 6041da177e4SLinus Torvalds { 6051da177e4SLinus Torvalds struct scsi_inq *str; 6061da177e4SLinus Torvalds 6071da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 608794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 609794d0601SMark Haverkamp 610794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 611794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 612794d0601SMark Haverkamp int c = sizeof(str->vid); 613794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 614794d0601SMark Haverkamp ++cp; 615794d0601SMark Haverkamp c = *cp; 616794d0601SMark Haverkamp *cp = '\0'; 617794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 618794d0601SMark Haverkamp str->vid); 619794d0601SMark Haverkamp *cp = c; 620794d0601SMark Haverkamp while (*cp && *cp != ' ') 621794d0601SMark Haverkamp ++cp; 622794d0601SMark Haverkamp while (*cp == ' ') 623794d0601SMark Haverkamp ++cp; 624794d0601SMark Haverkamp /* last six chars reserved for vol type */ 625794d0601SMark Haverkamp c = 0; 626794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 627794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 628794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 629794d0601SMark Haverkamp } 630794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 631794d0601SMark Haverkamp if (c) 632794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 633794d0601SMark Haverkamp } else { 634794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 6351da177e4SLinus Torvalds 6361da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 637794d0601SMark Haverkamp /* last six chars reserved for vol type */ 638794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 639794d0601SMark Haverkamp } 6401da177e4SLinus Torvalds 6411da177e4SLinus Torvalds if (tindex < (sizeof(container_types)/sizeof(char *))){ 6421da177e4SLinus Torvalds char *findit = str->pid; 6431da177e4SLinus Torvalds 6441da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 6451da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 6461da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 6471da177e4SLinus Torvalds *(findit -= 4) = ' '; 648794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 649794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 6501da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 6511da177e4SLinus Torvalds } 6521da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 6531da177e4SLinus Torvalds } 6541da177e4SLinus Torvalds 6554833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 6561da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 6571da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 6581da177e4SLinus Torvalds u32 residue) 6591da177e4SLinus Torvalds { 6601da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 6611da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 6621da177e4SLinus Torvalds 6631da177e4SLinus Torvalds if (incorrect_length) { 6641da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 6651da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 6661da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 6671da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 6681da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 6691da177e4SLinus Torvalds } else 6701da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 6711da177e4SLinus Torvalds 6721da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 6731da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 6741da177e4SLinus Torvalds else 6751da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 6761da177e4SLinus Torvalds 6771da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 6781da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 6791da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 6801da177e4SLinus Torvalds sense_buf[15] = 0; 6811da177e4SLinus Torvalds 6821da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 6831da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 6841da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 6851da177e4SLinus Torvalds 6861da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 6871da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 6881da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 6891da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 6901da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 6911da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 6921da177e4SLinus Torvalds } 6931da177e4SLinus Torvalds } 6941da177e4SLinus Torvalds 6951da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 6961da177e4SLinus Torvalds { 6971da177e4SLinus Torvalds struct fib* fibptr; 6981da177e4SLinus Torvalds int rcode; 6991da177e4SLinus Torvalds u32 tmp; 7007c00ffa3SMark Haverkamp struct aac_adapter_info *info; 70184971738SMark Haverkamp struct aac_bus_info *command; 70284971738SMark Haverkamp struct aac_bus_info_response *bus_info; 7037c00ffa3SMark Haverkamp 704bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 7051da177e4SLinus Torvalds return -ENOMEM; 7061da177e4SLinus Torvalds 707bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 7081da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 7097c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7101da177e4SLinus Torvalds 711bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 7121da177e4SLinus Torvalds fibptr, 7137c00ffa3SMark Haverkamp sizeof(*info), 7141da177e4SLinus Torvalds FsaNormal, 7159203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 7161da177e4SLinus Torvalds NULL, 7171da177e4SLinus Torvalds NULL); 7181da177e4SLinus Torvalds 7197c00ffa3SMark Haverkamp if (rcode < 0) { 720bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 721bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 7227c00ffa3SMark Haverkamp return rcode; 7237c00ffa3SMark Haverkamp } 7247c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 7257c00ffa3SMark Haverkamp 7267c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 7277c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 7287c00ffa3SMark Haverkamp 729bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 7307c00ffa3SMark Haverkamp 7317c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 7327c00ffa3SMark Haverkamp 7337c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7347c00ffa3SMark Haverkamp 735bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 7367c00ffa3SMark Haverkamp fibptr, 7377c00ffa3SMark Haverkamp sizeof(*info), 7387c00ffa3SMark Haverkamp FsaNormal, 7397c00ffa3SMark Haverkamp 1, 1, 7407c00ffa3SMark Haverkamp NULL, 7417c00ffa3SMark Haverkamp NULL); 7427c00ffa3SMark Haverkamp 7437c00ffa3SMark Haverkamp if (rcode >= 0) 7447c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 7457c00ffa3SMark Haverkamp } 7461da177e4SLinus Torvalds 74784971738SMark Haverkamp 74884971738SMark Haverkamp /* 74984971738SMark Haverkamp * GetBusInfo 75084971738SMark Haverkamp */ 75184971738SMark Haverkamp 752bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 75384971738SMark Haverkamp 75484971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 75584971738SMark Haverkamp 75684971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 75784971738SMark Haverkamp 75884971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 75984971738SMark Haverkamp 76084971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 76184971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 76284971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 76384971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 76484971738SMark Haverkamp 765bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 76684971738SMark Haverkamp fibptr, 76784971738SMark Haverkamp sizeof (*bus_info), 76884971738SMark Haverkamp FsaNormal, 76984971738SMark Haverkamp 1, 1, 77084971738SMark Haverkamp NULL, NULL); 77184971738SMark Haverkamp 77284971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 77384971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 77484971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 77584971738SMark Haverkamp } 77684971738SMark Haverkamp 7771da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 7787c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 7791da177e4SLinus Torvalds dev->name, 7801da177e4SLinus Torvalds dev->id, 7811da177e4SLinus Torvalds tmp>>24, 7821da177e4SLinus Torvalds (tmp>>16)&0xff, 7831da177e4SLinus Torvalds tmp&0xff, 7847c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 7857c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 7867c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 7871da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 7881da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 7891da177e4SLinus Torvalds dev->name, dev->id, 7901da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 7911da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 7921da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 7931da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 7941da177e4SLinus Torvalds dev->name, dev->id, 7951da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 7961da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 7971da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 7981da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 7991da177e4SLinus Torvalds dev->name, dev->id, 8001da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 8011da177e4SLinus Torvalds 8021da177e4SLinus Torvalds dev->nondasd_support = 0; 8031da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 8041da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 8051da177e4SLinus Torvalds dev->nondasd_support = 1; 8061da177e4SLinus Torvalds } 8071da177e4SLinus Torvalds 8081da177e4SLinus Torvalds /* 8091da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 8101da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 8111da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 8121da177e4SLinus Torvalds * additional changes changes will have to be made to support 8131da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 8141da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 8151da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 8161da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 8171da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 8181da177e4SLinus Torvalds */ 8191da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 8201da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 8211da177e4SLinus Torvalds dev->nondasd_support = 1; 8221da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 8231da177e4SLinus Torvalds } 8241da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 8251da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 8261da177e4SLinus Torvalds dev->name, dev->id); 8271da177e4SLinus Torvalds 8281da177e4SLinus Torvalds if(nondasd != -1) { 8291da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 8301da177e4SLinus Torvalds } 8311da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 8321da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 8331da177e4SLinus Torvalds } 8341da177e4SLinus Torvalds 8351da177e4SLinus Torvalds dev->dac_support = 0; 8361da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 8371da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 8381da177e4SLinus Torvalds dev->dac_support = 1; 8391da177e4SLinus Torvalds } 8401da177e4SLinus Torvalds 8411da177e4SLinus Torvalds if(dacmode != -1) { 8421da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 8431da177e4SLinus Torvalds } 8441da177e4SLinus Torvalds if(dev->dac_support != 0) { 84571e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 84671e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 8471da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 8481da177e4SLinus Torvalds dev->name, dev->id); 84971e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 85071e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 8511da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 8521da177e4SLinus Torvalds dev->name, dev->id); 8531da177e4SLinus Torvalds dev->dac_support = 0; 8541da177e4SLinus Torvalds } else { 8551da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 8561da177e4SLinus Torvalds dev->name, dev->id); 8571da177e4SLinus Torvalds rcode = -ENOMEM; 8581da177e4SLinus Torvalds } 8591da177e4SLinus Torvalds } 8607c00ffa3SMark Haverkamp /* 8617c00ffa3SMark Haverkamp * 57 scatter gather elements 8627c00ffa3SMark Haverkamp */ 8630e68c003SMark Haverkamp if (!(dev->raw_io_interface)) { 8647c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 8657c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 86663a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 86763a70eeaSMark Haverkamp sizeof(struct sgentry); 8687c00ffa3SMark Haverkamp if (dev->dac_support) { 8697c00ffa3SMark Haverkamp /* 8707c00ffa3SMark Haverkamp * 38 scatter gather elements 8717c00ffa3SMark Haverkamp */ 8727c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 8737c00ffa3SMark Haverkamp (dev->max_fib_size - 8747c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 8757c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 87663a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 87763a70eeaSMark Haverkamp sizeof(struct sgentry64); 8787c00ffa3SMark Haverkamp } 8797c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 8807c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 8817c00ffa3SMark Haverkamp /* 8827c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 8837c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 8847c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 8857c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 8867c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 8877c00ffa3SMark Haverkamp * element. 8887c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 8897c00ffa3SMark Haverkamp */ 8907c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 8917c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 8927c00ffa3SMark Haverkamp } 8930e68c003SMark Haverkamp } 8941da177e4SLinus Torvalds 895bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 896bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 8971da177e4SLinus Torvalds 8981da177e4SLinus Torvalds return rcode; 8991da177e4SLinus Torvalds } 9001da177e4SLinus Torvalds 9011da177e4SLinus Torvalds 902e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 9031da177e4SLinus Torvalds { 9041da177e4SLinus Torvalds struct aac_dev *dev; 9051da177e4SLinus Torvalds struct aac_read_reply *readreply; 9061da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 9071da177e4SLinus Torvalds u32 cid; 9081da177e4SLinus Torvalds 9091da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 9101da177e4SLinus Torvalds 9111da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 9121da177e4SLinus Torvalds cid = ID_LUN_TO_CONTAINER(scsicmd->device->id, scsicmd->device->lun); 9131da177e4SLinus Torvalds 9147a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 9157a8cf29dSMark Haverkamp u64 lba; 9167a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 9177a8cf29dSMark Haverkamp case WRITE_6: 9187a8cf29dSMark Haverkamp case READ_6: 9197a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 9207a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 9217a8cf29dSMark Haverkamp break; 9227a8cf29dSMark Haverkamp case WRITE_16: 9237a8cf29dSMark Haverkamp case READ_16: 9247a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 9257a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 9267a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 9277a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 9287a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 9297a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 9307a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 9317a8cf29dSMark Haverkamp break; 9327a8cf29dSMark Haverkamp case WRITE_12: 9337a8cf29dSMark Haverkamp case READ_12: 9347a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9357a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9367a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9377a8cf29dSMark Haverkamp break; 9387a8cf29dSMark Haverkamp default: 9397a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9407a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9417a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9427a8cf29dSMark Haverkamp break; 9437a8cf29dSMark Haverkamp } 9447a8cf29dSMark Haverkamp printk(KERN_DEBUG 9457a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 9467a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 9477a8cf29dSMark Haverkamp } 9481da177e4SLinus Torvalds 9491da177e4SLinus Torvalds if (fibptr == NULL) 9501da177e4SLinus Torvalds BUG(); 9511da177e4SLinus Torvalds 9521da177e4SLinus Torvalds if(scsicmd->use_sg) 9531da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 9541da177e4SLinus Torvalds (struct scatterlist *)scsicmd->buffer, 9551da177e4SLinus Torvalds scsicmd->use_sg, 9561da177e4SLinus Torvalds scsicmd->sc_data_direction); 9571da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 9581da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 9591da177e4SLinus Torvalds scsicmd->request_bufflen, 9601da177e4SLinus Torvalds scsicmd->sc_data_direction); 9611da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 9621da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 9631da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 9641da177e4SLinus Torvalds else { 9657c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 966e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 9671da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 9687c00ffa3SMark Haverkamp #endif 9691da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 9701da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 9711da177e4SLinus Torvalds HARDWARE_ERROR, 9721da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 9731da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 9741da177e4SLinus Torvalds 0, 0); 9751da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9761da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 9771da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 9781da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 9791da177e4SLinus Torvalds } 980bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 981bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 9821da177e4SLinus Torvalds 9838e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 9841da177e4SLinus Torvalds } 9851da177e4SLinus Torvalds 9864833869eSAdrian Bunk static int aac_read(struct scsi_cmnd * scsicmd, int cid) 9871da177e4SLinus Torvalds { 9887a8cf29dSMark Haverkamp u64 lba; 9891da177e4SLinus Torvalds u32 count; 9901da177e4SLinus Torvalds int status; 9911da177e4SLinus Torvalds 9921da177e4SLinus Torvalds u16 fibsize; 9931da177e4SLinus Torvalds struct aac_dev *dev; 9941da177e4SLinus Torvalds struct fib * cmd_fibcontext; 9951da177e4SLinus Torvalds 9961da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 9971da177e4SLinus Torvalds /* 9981da177e4SLinus Torvalds * Get block address and transfer length 9991da177e4SLinus Torvalds */ 10007a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 10017a8cf29dSMark Haverkamp case READ_6: 10021da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", cid)); 10031da177e4SLinus Torvalds 10047a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 10057a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 10061da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 10071da177e4SLinus Torvalds 10081da177e4SLinus Torvalds if (count == 0) 10091da177e4SLinus Torvalds count = 256; 10107a8cf29dSMark Haverkamp break; 10117a8cf29dSMark Haverkamp case READ_16: 10127a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", cid)); 10137a8cf29dSMark Haverkamp 10147a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 10157a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 10167a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 10177a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 10187a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 10197a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10207a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10217a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 10227a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 10237a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 10247a8cf29dSMark Haverkamp break; 10257a8cf29dSMark Haverkamp case READ_12: 10267a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", cid)); 10277a8cf29dSMark Haverkamp 10287a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10297a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10307a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10317a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 10327a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10337a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10347a8cf29dSMark Haverkamp break; 10357a8cf29dSMark Haverkamp default: 10361da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", cid)); 10371da177e4SLinus Torvalds 10387a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10397a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10407a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10411da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 10427a8cf29dSMark Haverkamp break; 10431da177e4SLinus Torvalds } 10447a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 10457c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 10467a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) && 10477a8cf29dSMark Haverkamp (lba & 0xffffffff00000000LL)) { 10487a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read: Illegal lba\n")); 10497a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 10507a8cf29dSMark Haverkamp SAM_STAT_CHECK_CONDITION; 10517a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 10527a8cf29dSMark Haverkamp HARDWARE_ERROR, 10537a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 10547a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 10557a8cf29dSMark Haverkamp 0, 0); 10567a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 10577a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 10587a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 10597a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 10607a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 10617a8cf29dSMark Haverkamp return 0; 10627a8cf29dSMark Haverkamp } 10631da177e4SLinus Torvalds /* 10641da177e4SLinus Torvalds * Alocate and initialize a Fib 10651da177e4SLinus Torvalds */ 1066bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 10671da177e4SLinus Torvalds return -1; 10681da177e4SLinus Torvalds } 10691da177e4SLinus Torvalds 1070bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 10711da177e4SLinus Torvalds 10720e68c003SMark Haverkamp if (dev->raw_io_interface) { 10730e68c003SMark Haverkamp struct aac_raw_io *readcmd; 10740e68c003SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 10757a8cf29dSMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 10767a8cf29dSMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 10770e68c003SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 10780e68c003SMark Haverkamp readcmd->cid = cpu_to_le16(cid); 10790e68c003SMark Haverkamp readcmd->flags = cpu_to_le16(1); 10800e68c003SMark Haverkamp readcmd->bpTotal = 0; 10810e68c003SMark Haverkamp readcmd->bpComplete = 0; 10820e68c003SMark Haverkamp 10830e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &readcmd->sg); 10840e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 10850e68c003SMark Haverkamp if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) 10860e68c003SMark Haverkamp BUG(); 10870e68c003SMark Haverkamp /* 10880e68c003SMark Haverkamp * Now send the Fib to the adapter 10890e68c003SMark Haverkamp */ 1090bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerRawIo, 10910e68c003SMark Haverkamp cmd_fibcontext, 10920e68c003SMark Haverkamp fibsize, 10930e68c003SMark Haverkamp FsaNormal, 10940e68c003SMark Haverkamp 0, 1, 10950e68c003SMark Haverkamp (fib_callback) io_callback, 10960e68c003SMark Haverkamp (void *) scsicmd); 10970e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 10981da177e4SLinus Torvalds struct aac_read64 *readcmd; 10991da177e4SLinus Torvalds readcmd = (struct aac_read64 *) fib_data(cmd_fibcontext); 11001da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtHostRead64); 11011da177e4SLinus Torvalds readcmd->cid = cpu_to_le16(cid); 11021da177e4SLinus Torvalds readcmd->sector_count = cpu_to_le16(count); 11037a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11041da177e4SLinus Torvalds readcmd->pad = 0; 11051da177e4SLinus Torvalds readcmd->flags = 0; 11061da177e4SLinus Torvalds 11071da177e4SLinus Torvalds aac_build_sg64(scsicmd, &readcmd->sg); 11081da177e4SLinus Torvalds fibsize = sizeof(struct aac_read64) + 11091da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11101da177e4SLinus Torvalds sizeof (struct sgentry64)); 111177d71d22SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 11121da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 11131da177e4SLinus Torvalds /* 11141da177e4SLinus Torvalds * Now send the Fib to the adapter 11151da177e4SLinus Torvalds */ 1116bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand64, 11171da177e4SLinus Torvalds cmd_fibcontext, 11181da177e4SLinus Torvalds fibsize, 11191da177e4SLinus Torvalds FsaNormal, 11201da177e4SLinus Torvalds 0, 1, 1121e53cb35aSMark Haverkamp (fib_callback) io_callback, 11221da177e4SLinus Torvalds (void *) scsicmd); 11231da177e4SLinus Torvalds } else { 11241da177e4SLinus Torvalds struct aac_read *readcmd; 11251da177e4SLinus Torvalds readcmd = (struct aac_read *) fib_data(cmd_fibcontext); 11261da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtBlockRead); 11271da177e4SLinus Torvalds readcmd->cid = cpu_to_le32(cid); 11287a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11291da177e4SLinus Torvalds readcmd->count = cpu_to_le32(count * 512); 11301da177e4SLinus Torvalds 11311da177e4SLinus Torvalds aac_build_sg(scsicmd, &readcmd->sg); 11321da177e4SLinus Torvalds fibsize = sizeof(struct aac_read) + 11331da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11341da177e4SLinus Torvalds sizeof (struct sgentry)); 11357c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 11361da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 11371da177e4SLinus Torvalds /* 11381da177e4SLinus Torvalds * Now send the Fib to the adapter 11391da177e4SLinus Torvalds */ 1140bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 11411da177e4SLinus Torvalds cmd_fibcontext, 11421da177e4SLinus Torvalds fibsize, 11431da177e4SLinus Torvalds FsaNormal, 11441da177e4SLinus Torvalds 0, 1, 1145e53cb35aSMark Haverkamp (fib_callback) io_callback, 11461da177e4SLinus Torvalds (void *) scsicmd); 11471da177e4SLinus Torvalds } 11481da177e4SLinus Torvalds 11491da177e4SLinus Torvalds 11501da177e4SLinus Torvalds 11511da177e4SLinus Torvalds /* 11521da177e4SLinus Torvalds * Check that the command queued to the controller 11531da177e4SLinus Torvalds */ 11541da177e4SLinus Torvalds if (status == -EINPROGRESS) 11551da177e4SLinus Torvalds return 0; 11561da177e4SLinus Torvalds 1157bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 11581da177e4SLinus Torvalds /* 11591da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 11601da177e4SLinus Torvalds */ 11611da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 11628e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1163bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1164bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 11651da177e4SLinus Torvalds return 0; 11661da177e4SLinus Torvalds } 11671da177e4SLinus Torvalds 11681da177e4SLinus Torvalds static int aac_write(struct scsi_cmnd * scsicmd, int cid) 11691da177e4SLinus Torvalds { 11707a8cf29dSMark Haverkamp u64 lba; 11711da177e4SLinus Torvalds u32 count; 11721da177e4SLinus Torvalds int status; 11731da177e4SLinus Torvalds u16 fibsize; 11741da177e4SLinus Torvalds struct aac_dev *dev; 11751da177e4SLinus Torvalds struct fib * cmd_fibcontext; 11761da177e4SLinus Torvalds 11771da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 11781da177e4SLinus Torvalds /* 11791da177e4SLinus Torvalds * Get block address and transfer length 11801da177e4SLinus Torvalds */ 11811da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 11821da177e4SLinus Torvalds { 11831da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 11841da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 11851da177e4SLinus Torvalds if (count == 0) 11861da177e4SLinus Torvalds count = 256; 11877a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 11887a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", cid)); 11897a8cf29dSMark Haverkamp 11907a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 11917a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 11927a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 11937a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 11947a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 11957a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 11967a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 11977a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 11987a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 11997a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 12007a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", cid)); 12017a8cf29dSMark Haverkamp 12027a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 12037a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 12047a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 12057a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 12061da177e4SLinus Torvalds } else { 12071da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", cid)); 12087a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 12091da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 12101da177e4SLinus Torvalds } 12117a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 12121da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 12137a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) 12147a8cf29dSMark Haverkamp && (lba & 0xffffffff00000000LL)) { 12157a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write: Illegal lba\n")); 12167a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 12177a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 12187a8cf29dSMark Haverkamp HARDWARE_ERROR, 12197a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 12207a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 12217a8cf29dSMark Haverkamp 0, 0); 12227a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12237a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 12247a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 12257a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 12267a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 12277a8cf29dSMark Haverkamp return 0; 12287a8cf29dSMark Haverkamp } 12291da177e4SLinus Torvalds /* 12301da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 12311da177e4SLinus Torvalds */ 1232bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 12331da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 12348e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 12351da177e4SLinus Torvalds return 0; 12361da177e4SLinus Torvalds } 1237bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 12381da177e4SLinus Torvalds 12390e68c003SMark Haverkamp if (dev->raw_io_interface) { 12400e68c003SMark Haverkamp struct aac_raw_io *writecmd; 12410e68c003SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 12427a8cf29dSMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 12437a8cf29dSMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 12440e68c003SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 12450e68c003SMark Haverkamp writecmd->cid = cpu_to_le16(cid); 12460e68c003SMark Haverkamp writecmd->flags = 0; 12470e68c003SMark Haverkamp writecmd->bpTotal = 0; 12480e68c003SMark Haverkamp writecmd->bpComplete = 0; 12490e68c003SMark Haverkamp 12500e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &writecmd->sg); 12510e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 12520e68c003SMark Haverkamp if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) 12530e68c003SMark Haverkamp BUG(); 12540e68c003SMark Haverkamp /* 12550e68c003SMark Haverkamp * Now send the Fib to the adapter 12560e68c003SMark Haverkamp */ 1257bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerRawIo, 12580e68c003SMark Haverkamp cmd_fibcontext, 12590e68c003SMark Haverkamp fibsize, 12600e68c003SMark Haverkamp FsaNormal, 12610e68c003SMark Haverkamp 0, 1, 12620e68c003SMark Haverkamp (fib_callback) io_callback, 12630e68c003SMark Haverkamp (void *) scsicmd); 12640e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 12651da177e4SLinus Torvalds struct aac_write64 *writecmd; 12661da177e4SLinus Torvalds writecmd = (struct aac_write64 *) fib_data(cmd_fibcontext); 12671da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtHostWrite64); 12681da177e4SLinus Torvalds writecmd->cid = cpu_to_le16(cid); 12691da177e4SLinus Torvalds writecmd->sector_count = cpu_to_le16(count); 12707a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 12711da177e4SLinus Torvalds writecmd->pad = 0; 12721da177e4SLinus Torvalds writecmd->flags = 0; 12731da177e4SLinus Torvalds 12741da177e4SLinus Torvalds aac_build_sg64(scsicmd, &writecmd->sg); 12751da177e4SLinus Torvalds fibsize = sizeof(struct aac_write64) + 12761da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 12771da177e4SLinus Torvalds sizeof (struct sgentry64)); 12787c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 12791da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 12801da177e4SLinus Torvalds /* 12811da177e4SLinus Torvalds * Now send the Fib to the adapter 12821da177e4SLinus Torvalds */ 1283bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand64, 12841da177e4SLinus Torvalds cmd_fibcontext, 12851da177e4SLinus Torvalds fibsize, 12861da177e4SLinus Torvalds FsaNormal, 12871da177e4SLinus Torvalds 0, 1, 1288e53cb35aSMark Haverkamp (fib_callback) io_callback, 12891da177e4SLinus Torvalds (void *) scsicmd); 12901da177e4SLinus Torvalds } else { 12911da177e4SLinus Torvalds struct aac_write *writecmd; 12921da177e4SLinus Torvalds writecmd = (struct aac_write *) fib_data(cmd_fibcontext); 12931da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtBlockWrite); 12941da177e4SLinus Torvalds writecmd->cid = cpu_to_le32(cid); 12957a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 12961da177e4SLinus Torvalds writecmd->count = cpu_to_le32(count * 512); 12971da177e4SLinus Torvalds writecmd->sg.count = cpu_to_le32(1); 12981da177e4SLinus Torvalds /* ->stable is not used - it did mean which type of write */ 12991da177e4SLinus Torvalds 13001da177e4SLinus Torvalds aac_build_sg(scsicmd, &writecmd->sg); 13011da177e4SLinus Torvalds fibsize = sizeof(struct aac_write) + 13021da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 13031da177e4SLinus Torvalds sizeof (struct sgentry)); 13047c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 13051da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 13061da177e4SLinus Torvalds /* 13071da177e4SLinus Torvalds * Now send the Fib to the adapter 13081da177e4SLinus Torvalds */ 1309bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 13101da177e4SLinus Torvalds cmd_fibcontext, 13111da177e4SLinus Torvalds fibsize, 13121da177e4SLinus Torvalds FsaNormal, 13131da177e4SLinus Torvalds 0, 1, 1314e53cb35aSMark Haverkamp (fib_callback) io_callback, 13151da177e4SLinus Torvalds (void *) scsicmd); 13161da177e4SLinus Torvalds } 13171da177e4SLinus Torvalds 13181da177e4SLinus Torvalds /* 13191da177e4SLinus Torvalds * Check that the command queued to the controller 13201da177e4SLinus Torvalds */ 13211da177e4SLinus Torvalds if (status == -EINPROGRESS) 13221da177e4SLinus Torvalds { 13231da177e4SLinus Torvalds return 0; 13241da177e4SLinus Torvalds } 13251da177e4SLinus Torvalds 1326bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 13271da177e4SLinus Torvalds /* 13281da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 13291da177e4SLinus Torvalds */ 13301da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 13318e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 13321da177e4SLinus Torvalds 1333bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1334bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 13351da177e4SLinus Torvalds return 0; 13361da177e4SLinus Torvalds } 13371da177e4SLinus Torvalds 13381da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 13391da177e4SLinus Torvalds { 13401da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 13411da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13421da177e4SLinus Torvalds 13431da177e4SLinus Torvalds cmd = context; 13441da177e4SLinus Torvalds 13451da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 13461da177e4SLinus Torvalds smp_processor_id(), jiffies)); 13471da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 13481da177e4SLinus Torvalds 13491da177e4SLinus Torvalds 13501da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 13511da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 13521da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13531da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13541da177e4SLinus Torvalds else { 13551da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 13561da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 13571da177e4SLinus Torvalds u32 cid = ID_LUN_TO_CONTAINER(sdev->id, sdev->lun); 13581da177e4SLinus Torvalds printk(KERN_WARNING 13591da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 13601da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 13611da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13621da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13631da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 13641da177e4SLinus Torvalds HARDWARE_ERROR, 13651da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13661da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13671da177e4SLinus Torvalds 0, 0); 13681da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13691da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 13701da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 13711da177e4SLinus Torvalds } 13721da177e4SLinus Torvalds 1373bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1374bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13758e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 13761da177e4SLinus Torvalds } 13771da177e4SLinus Torvalds 13781da177e4SLinus Torvalds static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) 13791da177e4SLinus Torvalds { 13801da177e4SLinus Torvalds int status; 13811da177e4SLinus Torvalds struct fib *cmd_fibcontext; 13821da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 13831da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13841da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 13851da177e4SLinus Torvalds int active = 0; 13861da177e4SLinus Torvalds unsigned long flags; 13871da177e4SLinus Torvalds 13881da177e4SLinus Torvalds /* 13891da177e4SLinus Torvalds * Wait for all commands to complete to this specific 13901da177e4SLinus Torvalds * target (block). 13911da177e4SLinus Torvalds */ 13921da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 13931da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 13941da177e4SLinus Torvalds if (cmd != scsicmd && cmd->serial_number != 0) { 13951da177e4SLinus Torvalds ++active; 13961da177e4SLinus Torvalds break; 13971da177e4SLinus Torvalds } 13981da177e4SLinus Torvalds 13991da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 14001da177e4SLinus Torvalds 14011da177e4SLinus Torvalds /* 14021da177e4SLinus Torvalds * Yield the processor (requeue for later) 14031da177e4SLinus Torvalds */ 14041da177e4SLinus Torvalds if (active) 14051da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 14061da177e4SLinus Torvalds 14071da177e4SLinus Torvalds /* 14087c00ffa3SMark Haverkamp * Allocate and initialize a Fib 14091da177e4SLinus Torvalds */ 14101da177e4SLinus Torvalds if (!(cmd_fibcontext = 1411bfb35aa8SMark Haverkamp aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) 14121da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14131da177e4SLinus Torvalds 1414bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 14151da177e4SLinus Torvalds 14161da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 14171da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 14181da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 14191da177e4SLinus Torvalds synchronizecmd->cid = cpu_to_le32(cid); 14201da177e4SLinus Torvalds synchronizecmd->count = 14211da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 14221da177e4SLinus Torvalds 14231da177e4SLinus Torvalds /* 14241da177e4SLinus Torvalds * Now send the Fib to the adapter 14251da177e4SLinus Torvalds */ 1426bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 14271da177e4SLinus Torvalds cmd_fibcontext, 14281da177e4SLinus Torvalds sizeof(struct aac_synchronize), 14291da177e4SLinus Torvalds FsaNormal, 14301da177e4SLinus Torvalds 0, 1, 14311da177e4SLinus Torvalds (fib_callback)synchronize_callback, 14321da177e4SLinus Torvalds (void *)scsicmd); 14331da177e4SLinus Torvalds 14341da177e4SLinus Torvalds /* 14351da177e4SLinus Torvalds * Check that the command queued to the controller 14361da177e4SLinus Torvalds */ 14371da177e4SLinus Torvalds if (status == -EINPROGRESS) 14381da177e4SLinus Torvalds return 0; 14391da177e4SLinus Torvalds 14401da177e4SLinus Torvalds printk(KERN_WARNING 1441bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1442bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1443bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 14441da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14451da177e4SLinus Torvalds } 14461da177e4SLinus Torvalds 14471da177e4SLinus Torvalds /** 14481da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 14491da177e4SLinus Torvalds * @scsicmd: SCSI command block 14501da177e4SLinus Torvalds * 14511da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 14521da177e4SLinus Torvalds * aacraid firmware. 14531da177e4SLinus Torvalds */ 14541da177e4SLinus Torvalds 14551da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 14561da177e4SLinus Torvalds { 14571da177e4SLinus Torvalds u32 cid = 0; 14581da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 14591da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 14601da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 14611da177e4SLinus Torvalds int ret; 14621da177e4SLinus Torvalds 14631da177e4SLinus Torvalds /* 14641da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 14651da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 14661da177e4SLinus Torvalds * itself. 14671da177e4SLinus Torvalds */ 1468422c0d61SJeff Garzik if (scmd_id(scsicmd) != host->this_id) { 1469bb08f92eSMark Haverkamp if ((scsicmd->device->channel == CONTAINER_CHANNEL)) { 14701da177e4SLinus Torvalds if( (scsicmd->device->id >= dev->maximum_num_containers) || (scsicmd->device->lun != 0)){ 14711da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 14721da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 14731da177e4SLinus Torvalds return 0; 14741da177e4SLinus Torvalds } 14751da177e4SLinus Torvalds cid = ID_LUN_TO_CONTAINER(scsicmd->device->id, scsicmd->device->lun); 14761da177e4SLinus Torvalds 14771da177e4SLinus Torvalds /* 14781da177e4SLinus Torvalds * If the target container doesn't exist, it may have 14791da177e4SLinus Torvalds * been newly created 14801da177e4SLinus Torvalds */ 14811da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 14821da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 14837a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 14847a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 14857a8cf29dSMark Haverkamp !(dev->raw_io_64) || 14867a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 14877a8cf29dSMark Haverkamp break; 14881da177e4SLinus Torvalds case INQUIRY: 14891da177e4SLinus Torvalds case READ_CAPACITY: 14901da177e4SLinus Torvalds case TEST_UNIT_READY: 14911da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 1492bfb35aa8SMark Haverkamp aac_probe_container(dev, cid); 1493131256cfSMark Haverkamp if ((fsa_dev_ptr[cid].valid & 1) == 0) 1494131256cfSMark Haverkamp fsa_dev_ptr[cid].valid = 0; 14951da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 14961da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 14971da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 14981da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 14991da177e4SLinus Torvalds return 0; 15001da177e4SLinus Torvalds } 15011da177e4SLinus Torvalds default: 15021da177e4SLinus Torvalds break; 15031da177e4SLinus Torvalds } 15041da177e4SLinus Torvalds } 15051da177e4SLinus Torvalds /* 15061da177e4SLinus Torvalds * If the target container still doesn't exist, 15071da177e4SLinus Torvalds * return failure 15081da177e4SLinus Torvalds */ 15091da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 15101da177e4SLinus Torvalds scsicmd->result = DID_BAD_TARGET << 16; 15111da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15121da177e4SLinus Torvalds return 0; 15131da177e4SLinus Torvalds } 15141da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 15151da177e4SLinus Torvalds if(dev->nondasd_support == 1){ 15161da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 15171da177e4SLinus Torvalds } else { 15181da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 15191da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15201da177e4SLinus Torvalds return 0; 15211da177e4SLinus Torvalds } 15221da177e4SLinus Torvalds } 15231da177e4SLinus Torvalds } 15241da177e4SLinus Torvalds /* 15251da177e4SLinus Torvalds * else Command for the controller itself 15261da177e4SLinus Torvalds */ 15271da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 15281da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 15291da177e4SLinus Torvalds { 15301da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 15311da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15321da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 15331da177e4SLinus Torvalds ILLEGAL_REQUEST, 15341da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 15351da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 15361da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15371da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 15381da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 15391da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 15401da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15411da177e4SLinus Torvalds return 0; 15421da177e4SLinus Torvalds } 15431da177e4SLinus Torvalds 15441da177e4SLinus Torvalds 15451da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 15461da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 15471da177e4SLinus Torvalds case INQUIRY: 15481da177e4SLinus Torvalds { 15493b2946ccSMark Haverkamp struct inquiry_data inq_data; 15501da177e4SLinus Torvalds 15511da177e4SLinus Torvalds dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scsicmd->device->id)); 15523b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 15531da177e4SLinus Torvalds 15543b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 15553b2946ccSMark 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 */ 15563b2946ccSMark Haverkamp inq_data.inqd_len = 31; 15571da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 15583b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 15591da177e4SLinus Torvalds /* 15601da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 15611da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 15621da177e4SLinus Torvalds */ 1563422c0d61SJeff Garzik if (scmd_id(scsicmd) == host->this_id) { 1564794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), (sizeof(container_types)/sizeof(char *))); 15653b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 15663b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15671da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15681da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15691da177e4SLinus Torvalds return 0; 15701da177e4SLinus Torvalds } 1571794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 15723b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 15733b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15741da177e4SLinus Torvalds return aac_get_container_name(scsicmd, cid); 15751da177e4SLinus Torvalds } 15767a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 15777a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 15787a8cf29dSMark Haverkamp !(dev->raw_io_64) || 15797a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 15807a8cf29dSMark Haverkamp break; 15817a8cf29dSMark Haverkamp { 15827a8cf29dSMark Haverkamp u64 capacity; 158307ce5ebaSMark Haverkamp char cp[13]; 15847a8cf29dSMark Haverkamp 15857a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 15867a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 15877a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 15887a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 15897a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 15907a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 15917a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 15927a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 15937a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 15947a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 15957a8cf29dSMark Haverkamp cp[8] = 0; 15967a8cf29dSMark Haverkamp cp[9] = 0; 15977a8cf29dSMark Haverkamp cp[10] = 2; 15987a8cf29dSMark Haverkamp cp[11] = 0; 159907ce5ebaSMark Haverkamp cp[12] = 0; 160007ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 160107ce5ebaSMark Haverkamp min((unsigned int)scsicmd->cmnd[13], sizeof(cp))); 160207ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 160307ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 160407ce5ebaSMark Haverkamp 160507ce5ebaSMark Haverkamp memset(cp, 0, offset); 160607ce5ebaSMark Haverkamp do { 160707ce5ebaSMark Haverkamp len = min(scsicmd->cmnd[13]-offset, sizeof(cp)); 160807ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 160907ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 161007ce5ebaSMark Haverkamp } 16117a8cf29dSMark Haverkamp 16127a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16137a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16147a8cf29dSMark Haverkamp 16157a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16167a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 16177a8cf29dSMark Haverkamp 16187a8cf29dSMark Haverkamp return 0; 16197a8cf29dSMark Haverkamp } 16207a8cf29dSMark Haverkamp 16211da177e4SLinus Torvalds case READ_CAPACITY: 16221da177e4SLinus Torvalds { 16231da177e4SLinus Torvalds u32 capacity; 16243b2946ccSMark Haverkamp char cp[8]; 16251da177e4SLinus Torvalds 16261da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 16277a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 16281da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 16291da177e4SLinus Torvalds else 16301da177e4SLinus Torvalds capacity = (u32)-1; 16313b2946ccSMark Haverkamp 16321da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 16331da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 16341da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 16351da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 16361da177e4SLinus Torvalds cp[4] = 0; 16371da177e4SLinus Torvalds cp[5] = 0; 16381da177e4SLinus Torvalds cp[6] = 2; 16391da177e4SLinus Torvalds cp[7] = 0; 16403b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 16417a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16427a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16431da177e4SLinus Torvalds 16441da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16451da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16461da177e4SLinus Torvalds 16471da177e4SLinus Torvalds return 0; 16481da177e4SLinus Torvalds } 16491da177e4SLinus Torvalds 16501da177e4SLinus Torvalds case MODE_SENSE: 16511da177e4SLinus Torvalds { 16523b2946ccSMark Haverkamp char mode_buf[4]; 16531da177e4SLinus Torvalds 16541da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 16551da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 16561da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 16571da177e4SLinus Torvalds mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16581da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 16591da177e4SLinus Torvalds 16603b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16611da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16621da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16631da177e4SLinus Torvalds 16641da177e4SLinus Torvalds return 0; 16651da177e4SLinus Torvalds } 16661da177e4SLinus Torvalds case MODE_SENSE_10: 16671da177e4SLinus Torvalds { 16683b2946ccSMark Haverkamp char mode_buf[8]; 16691da177e4SLinus Torvalds 16701da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 16711da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 16721da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 16731da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 16741da177e4SLinus Torvalds mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16751da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 16761da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 16771da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 16781da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 16793b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16801da177e4SLinus Torvalds 16811da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16821da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16831da177e4SLinus Torvalds 16841da177e4SLinus Torvalds return 0; 16851da177e4SLinus Torvalds } 16861da177e4SLinus Torvalds case REQUEST_SENSE: 16871da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 16881da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 16891da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 16901da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16911da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16921da177e4SLinus Torvalds return 0; 16931da177e4SLinus Torvalds 16941da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 16951da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 16961da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 16971da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 16981da177e4SLinus Torvalds else 16991da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 17001da177e4SLinus Torvalds 17011da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17021da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17031da177e4SLinus Torvalds return 0; 17041da177e4SLinus Torvalds /* 17051da177e4SLinus Torvalds * These commands are all No-Ops 17061da177e4SLinus Torvalds */ 17071da177e4SLinus Torvalds case TEST_UNIT_READY: 17081da177e4SLinus Torvalds case RESERVE: 17091da177e4SLinus Torvalds case RELEASE: 17101da177e4SLinus Torvalds case REZERO_UNIT: 17111da177e4SLinus Torvalds case REASSIGN_BLOCKS: 17121da177e4SLinus Torvalds case SEEK_10: 17131da177e4SLinus Torvalds case START_STOP: 17141da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17151da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17161da177e4SLinus Torvalds return 0; 17171da177e4SLinus Torvalds } 17181da177e4SLinus Torvalds 17191da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 17201da177e4SLinus Torvalds { 17211da177e4SLinus Torvalds case READ_6: 17221da177e4SLinus Torvalds case READ_10: 17237a8cf29dSMark Haverkamp case READ_12: 17247a8cf29dSMark Haverkamp case READ_16: 17251da177e4SLinus Torvalds /* 17261da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 17271da177e4SLinus Torvalds * corresponds to a container. Needed to convert 17281da177e4SLinus Torvalds * containers to /dev/sd device names 17291da177e4SLinus Torvalds */ 17301da177e4SLinus Torvalds 17311da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 17321da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 17337a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 17341da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 17357a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 17367a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 17371da177e4SLinus Torvalds ret = aac_read(scsicmd, cid); 17381da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 17391da177e4SLinus Torvalds return ret; 17401da177e4SLinus Torvalds 17411da177e4SLinus Torvalds case WRITE_6: 17421da177e4SLinus Torvalds case WRITE_10: 17437a8cf29dSMark Haverkamp case WRITE_12: 17447a8cf29dSMark Haverkamp case WRITE_16: 17451da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 17461da177e4SLinus Torvalds ret = aac_write(scsicmd, cid); 17471da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 17481da177e4SLinus Torvalds return ret; 17491da177e4SLinus Torvalds 17501da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 17511da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 17521da177e4SLinus Torvalds return aac_synchronize(scsicmd, cid); 17531da177e4SLinus Torvalds 17541da177e4SLinus Torvalds default: 17551da177e4SLinus Torvalds /* 17561da177e4SLinus Torvalds * Unhandled commands 17571da177e4SLinus Torvalds */ 17587c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 17591da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17601da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17611da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 17621da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17631da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17641da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17651da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17661da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17671da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17681da177e4SLinus Torvalds return 0; 17691da177e4SLinus Torvalds } 17701da177e4SLinus Torvalds } 17711da177e4SLinus Torvalds 17721da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 17731da177e4SLinus Torvalds { 17741da177e4SLinus Torvalds struct aac_query_disk qd; 17751da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 17761da177e4SLinus Torvalds 17771da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 17781da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 17791da177e4SLinus Torvalds return -EFAULT; 17801da177e4SLinus Torvalds if (qd.cnum == -1) 17811da177e4SLinus Torvalds qd.cnum = ID_LUN_TO_CONTAINER(qd.id, qd.lun); 17821da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 17831da177e4SLinus Torvalds { 17841da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 17851da177e4SLinus Torvalds return -EINVAL; 17861da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 17871da177e4SLinus Torvalds qd.bus = 0; 17881da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 17891da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 17901da177e4SLinus Torvalds } 17911da177e4SLinus Torvalds else return -EINVAL; 17921da177e4SLinus Torvalds 17931da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 17941da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 17951da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 17961da177e4SLinus Torvalds 17971da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 17981da177e4SLinus Torvalds qd.unmapped = 1; 17991da177e4SLinus Torvalds else 18001da177e4SLinus Torvalds qd.unmapped = 0; 18011da177e4SLinus Torvalds 18021da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 18031da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 18041da177e4SLinus Torvalds 18051da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 18061da177e4SLinus Torvalds return -EFAULT; 18071da177e4SLinus Torvalds return 0; 18081da177e4SLinus Torvalds } 18091da177e4SLinus Torvalds 18101da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 18111da177e4SLinus Torvalds { 18121da177e4SLinus Torvalds struct aac_delete_disk dd; 18131da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18141da177e4SLinus Torvalds 18151da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 18161da177e4SLinus Torvalds 18171da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18181da177e4SLinus Torvalds return -EFAULT; 18191da177e4SLinus Torvalds 18201da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18211da177e4SLinus Torvalds return -EINVAL; 18221da177e4SLinus Torvalds /* 18231da177e4SLinus Torvalds * Mark this container as being deleted. 18241da177e4SLinus Torvalds */ 18251da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 18261da177e4SLinus Torvalds /* 18271da177e4SLinus Torvalds * Mark the container as no longer valid 18281da177e4SLinus Torvalds */ 18291da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18301da177e4SLinus Torvalds return 0; 18311da177e4SLinus Torvalds } 18321da177e4SLinus Torvalds 18331da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 18341da177e4SLinus Torvalds { 18351da177e4SLinus Torvalds struct aac_delete_disk dd; 18361da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18371da177e4SLinus Torvalds 18381da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 18391da177e4SLinus Torvalds 18401da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18411da177e4SLinus Torvalds return -EFAULT; 18421da177e4SLinus Torvalds 18431da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18441da177e4SLinus Torvalds return -EINVAL; 18451da177e4SLinus Torvalds /* 18461da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 18471da177e4SLinus Torvalds */ 18481da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 18491da177e4SLinus Torvalds return -EBUSY; 18501da177e4SLinus Torvalds else { 18511da177e4SLinus Torvalds /* 18521da177e4SLinus Torvalds * Mark the container as no longer being valid. 18531da177e4SLinus Torvalds */ 18541da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18551da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 18561da177e4SLinus Torvalds return 0; 18571da177e4SLinus Torvalds } 18581da177e4SLinus Torvalds } 18591da177e4SLinus Torvalds 18601da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 18611da177e4SLinus Torvalds { 18621da177e4SLinus Torvalds switch (cmd) { 18631da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 18641da177e4SLinus Torvalds return query_disk(dev, arg); 18651da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 18661da177e4SLinus Torvalds return delete_disk(dev, arg); 18671da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 18681da177e4SLinus Torvalds return force_delete_disk(dev, arg); 18691da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 18701da177e4SLinus Torvalds return aac_get_containers(dev); 18711da177e4SLinus Torvalds default: 18721da177e4SLinus Torvalds return -ENOTTY; 18731da177e4SLinus Torvalds } 18741da177e4SLinus Torvalds } 18751da177e4SLinus Torvalds 18761da177e4SLinus Torvalds /** 18771da177e4SLinus Torvalds * 18781da177e4SLinus Torvalds * aac_srb_callback 18791da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 18801da177e4SLinus Torvalds * @fibptr: pointer to the fib 18811da177e4SLinus Torvalds * 18821da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 18831da177e4SLinus Torvalds * 18841da177e4SLinus Torvalds */ 18851da177e4SLinus Torvalds 18861da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 18871da177e4SLinus Torvalds { 18881da177e4SLinus Torvalds struct aac_dev *dev; 18891da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 18901da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 18911da177e4SLinus Torvalds 18921da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 18931da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 18941da177e4SLinus Torvalds 18951da177e4SLinus Torvalds if (fibptr == NULL) 18961da177e4SLinus Torvalds BUG(); 18971da177e4SLinus Torvalds 18981da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 18991da177e4SLinus Torvalds 19001da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 19011da177e4SLinus Torvalds /* 19021da177e4SLinus Torvalds * Calculate resid for sg 19031da177e4SLinus Torvalds */ 19041da177e4SLinus Torvalds 19051da177e4SLinus Torvalds scsicmd->resid = scsicmd->request_bufflen - 19061da177e4SLinus Torvalds le32_to_cpu(srbreply->data_xfer_length); 19071da177e4SLinus Torvalds 19081da177e4SLinus Torvalds if(scsicmd->use_sg) 19091da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 19101da177e4SLinus Torvalds (struct scatterlist *)scsicmd->buffer, 19111da177e4SLinus Torvalds scsicmd->use_sg, 19121da177e4SLinus Torvalds scsicmd->sc_data_direction); 19131da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 19141da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, 19151da177e4SLinus Torvalds scsicmd->sc_data_direction); 19161da177e4SLinus Torvalds 19171da177e4SLinus Torvalds /* 19181da177e4SLinus Torvalds * First check the fib status 19191da177e4SLinus Torvalds */ 19201da177e4SLinus Torvalds 19211da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 19221da177e4SLinus Torvalds int len; 19231da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 19241da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 19251da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 19261da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 19271da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 19281da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19291da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 19301da177e4SLinus Torvalds } 19311da177e4SLinus Torvalds 19321da177e4SLinus Torvalds /* 19331da177e4SLinus Torvalds * Next check the srb status 19341da177e4SLinus Torvalds */ 19351da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 19361da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 19371da177e4SLinus Torvalds case SRB_STATUS_PENDING: 19381da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 19391da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19401da177e4SLinus Torvalds break; 19411da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 19421da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 19431da177e4SLinus Torvalds case READ_6: 19441da177e4SLinus Torvalds case WRITE_6: 19451da177e4SLinus Torvalds case READ_10: 19461da177e4SLinus Torvalds case WRITE_10: 19471da177e4SLinus Torvalds case READ_12: 19481da177e4SLinus Torvalds case WRITE_12: 19497a8cf29dSMark Haverkamp case READ_16: 19507a8cf29dSMark Haverkamp case WRITE_16: 19511da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 19521da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 19531da177e4SLinus Torvalds } else { 19541da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 19551da177e4SLinus Torvalds } 19561da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 19571da177e4SLinus Torvalds break; 19581da177e4SLinus Torvalds case INQUIRY: { 19591da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19601da177e4SLinus Torvalds break; 19611da177e4SLinus Torvalds } 19621da177e4SLinus Torvalds default: 19631da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19641da177e4SLinus Torvalds break; 19651da177e4SLinus Torvalds } 19661da177e4SLinus Torvalds break; 19671da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 19681da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 19691da177e4SLinus Torvalds break; 19701da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 19711da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 19721da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 19731da177e4SLinus Torvalds break; 19741da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 19751da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 19761da177e4SLinus Torvalds break; 19771da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 19781da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 19791da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 19801da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 19811da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 19821da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 19831da177e4SLinus Torvalds break; 19841da177e4SLinus Torvalds 19851da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 19861da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 19871da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 19881da177e4SLinus Torvalds break; 19891da177e4SLinus Torvalds 19901da177e4SLinus Torvalds case SRB_STATUS_BUSY: 19911da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 19921da177e4SLinus Torvalds break; 19931da177e4SLinus Torvalds 19941da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 19951da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 19961da177e4SLinus Torvalds break; 19971da177e4SLinus Torvalds 19981da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 19991da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 20001da177e4SLinus Torvalds break; 20011da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 20021da177e4SLinus Torvalds case SRB_STATUS_ERROR: 20031da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 20041da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 20051da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 20061da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 20071da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 20081da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 20091da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 20101da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 20111da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 20121da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 20131da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 20141da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 20151da177e4SLinus Torvalds default: 20161da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20171da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 20181da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 20191da177e4SLinus Torvalds aac_get_status_string( 20201da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 20211da177e4SLinus Torvalds scsicmd->cmnd[0], 20221da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 20231da177e4SLinus Torvalds #endif 20241da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 20251da177e4SLinus Torvalds break; 20261da177e4SLinus Torvalds } 20271da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 20281da177e4SLinus Torvalds int len; 20291da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 20301da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 20311da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 20321da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 20331da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 20341da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20357a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 20367a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 20371da177e4SLinus Torvalds #endif 20381da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 20391da177e4SLinus Torvalds 20401da177e4SLinus Torvalds } 20411da177e4SLinus Torvalds /* 20421da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 20431da177e4SLinus Torvalds */ 20441da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 20451da177e4SLinus Torvalds 2046bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2047bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 20488e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 20491da177e4SLinus Torvalds } 20501da177e4SLinus Torvalds 20511da177e4SLinus Torvalds /** 20521da177e4SLinus Torvalds * 20531da177e4SLinus Torvalds * aac_send_scb_fib 20541da177e4SLinus Torvalds * @scsicmd: the scsi command block 20551da177e4SLinus Torvalds * 20561da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 20571da177e4SLinus Torvalds * scsicmd passed in. 20581da177e4SLinus Torvalds */ 20591da177e4SLinus Torvalds 20601da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 20611da177e4SLinus Torvalds { 20621da177e4SLinus Torvalds struct fib* cmd_fibcontext; 20631da177e4SLinus Torvalds struct aac_dev* dev; 20641da177e4SLinus Torvalds int status; 20651da177e4SLinus Torvalds struct aac_srb *srbcmd; 20661da177e4SLinus Torvalds u16 fibsize; 20671da177e4SLinus Torvalds u32 flag; 20681da177e4SLinus Torvalds u32 timeout; 20691da177e4SLinus Torvalds 207084971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 207184971738SMark Haverkamp if (scsicmd->device->id >= dev->maximum_num_physicals || 207284971738SMark Haverkamp scsicmd->device->lun > 7) { 20731da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 20741da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20751da177e4SLinus Torvalds return 0; 20761da177e4SLinus Torvalds } 20771da177e4SLinus Torvalds 20781da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 20791da177e4SLinus Torvalds switch(scsicmd->sc_data_direction){ 20801da177e4SLinus Torvalds case DMA_TO_DEVICE: 20811da177e4SLinus Torvalds flag = SRB_DataOut; 20821da177e4SLinus Torvalds break; 20831da177e4SLinus Torvalds case DMA_BIDIRECTIONAL: 20841da177e4SLinus Torvalds flag = SRB_DataIn | SRB_DataOut; 20851da177e4SLinus Torvalds break; 20861da177e4SLinus Torvalds case DMA_FROM_DEVICE: 20871da177e4SLinus Torvalds flag = SRB_DataIn; 20881da177e4SLinus Torvalds break; 20891da177e4SLinus Torvalds case DMA_NONE: 20901da177e4SLinus Torvalds default: /* shuts up some versions of gcc */ 20911da177e4SLinus Torvalds flag = SRB_NoDataXfer; 20921da177e4SLinus Torvalds break; 20931da177e4SLinus Torvalds } 20941da177e4SLinus Torvalds 20951da177e4SLinus Torvalds 20961da177e4SLinus Torvalds /* 20971da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 20981da177e4SLinus Torvalds */ 2099bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 21001da177e4SLinus Torvalds return -1; 21011da177e4SLinus Torvalds } 2102bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 21031da177e4SLinus Torvalds 21041da177e4SLinus Torvalds srbcmd = (struct aac_srb*) fib_data(cmd_fibcontext); 21051da177e4SLinus Torvalds srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 21061da177e4SLinus Torvalds srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scsicmd->device->channel)); 21071da177e4SLinus Torvalds srbcmd->id = cpu_to_le32(scsicmd->device->id); 21081da177e4SLinus Torvalds srbcmd->lun = cpu_to_le32(scsicmd->device->lun); 21091da177e4SLinus Torvalds srbcmd->flags = cpu_to_le32(flag); 21105262d085SJames Bottomley timeout = scsicmd->timeout_per_command/HZ; 21111da177e4SLinus Torvalds if(timeout == 0){ 21121da177e4SLinus Torvalds timeout = 1; 21131da177e4SLinus Torvalds } 21141da177e4SLinus Torvalds srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 21151da177e4SLinus Torvalds srbcmd->retry_limit = 0; /* Obsolete parameter */ 21161da177e4SLinus Torvalds srbcmd->cdb_size = cpu_to_le32(scsicmd->cmd_len); 21171da177e4SLinus Torvalds 21181da177e4SLinus Torvalds if( dev->dac_support == 1 ) { 21191da177e4SLinus Torvalds aac_build_sg64(scsicmd, (struct sgmap64*) &srbcmd->sg); 21201da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21211da177e4SLinus Torvalds 21221da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21231da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21241da177e4SLinus Torvalds /* 21251da177e4SLinus Torvalds * Build Scatter/Gather list 21261da177e4SLinus Torvalds */ 21271da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 21281da177e4SLinus Torvalds ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 21291da177e4SLinus Torvalds sizeof (struct sgentry64)); 21307c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21311da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21321da177e4SLinus Torvalds 21331da177e4SLinus Torvalds /* 21341da177e4SLinus Torvalds * Now send the Fib to the adapter 21351da177e4SLinus Torvalds */ 2136bfb35aa8SMark Haverkamp status = aac_fib_send(ScsiPortCommand64, cmd_fibcontext, 21371da177e4SLinus Torvalds fibsize, FsaNormal, 0, 1, 21381da177e4SLinus Torvalds (fib_callback) aac_srb_callback, 21391da177e4SLinus Torvalds (void *) scsicmd); 21401da177e4SLinus Torvalds } else { 21411da177e4SLinus Torvalds aac_build_sg(scsicmd, (struct sgmap*)&srbcmd->sg); 21421da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21431da177e4SLinus Torvalds 21441da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21451da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21461da177e4SLinus Torvalds /* 21471da177e4SLinus Torvalds * Build Scatter/Gather list 21481da177e4SLinus Torvalds */ 21491da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) + 21501da177e4SLinus Torvalds (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 21511da177e4SLinus Torvalds sizeof (struct sgentry)); 21527c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21531da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21541da177e4SLinus Torvalds 21551da177e4SLinus Torvalds /* 21561da177e4SLinus Torvalds * Now send the Fib to the adapter 21571da177e4SLinus Torvalds */ 2158bfb35aa8SMark Haverkamp status = aac_fib_send(ScsiPortCommand, cmd_fibcontext, fibsize, FsaNormal, 0, 1, 21591da177e4SLinus Torvalds (fib_callback) aac_srb_callback, (void *) scsicmd); 21601da177e4SLinus Torvalds } 21611da177e4SLinus Torvalds /* 21621da177e4SLinus Torvalds * Check that the command queued to the controller 21631da177e4SLinus Torvalds */ 21641da177e4SLinus Torvalds if (status == -EINPROGRESS){ 21651da177e4SLinus Torvalds return 0; 21661da177e4SLinus Torvalds } 21671da177e4SLinus Torvalds 2168bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2169bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2170bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 21711da177e4SLinus Torvalds 21721da177e4SLinus Torvalds return -1; 21731da177e4SLinus Torvalds } 21741da177e4SLinus Torvalds 21751da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 21761da177e4SLinus Torvalds { 21771da177e4SLinus Torvalds struct aac_dev *dev; 21781da177e4SLinus Torvalds unsigned long byte_count = 0; 21791da177e4SLinus Torvalds 21801da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21811da177e4SLinus Torvalds // Get rid of old data 21821da177e4SLinus Torvalds psg->count = 0; 21831da177e4SLinus Torvalds psg->sg[0].addr = 0; 21841da177e4SLinus Torvalds psg->sg[0].count = 0; 21851da177e4SLinus Torvalds if (scsicmd->use_sg) { 21861da177e4SLinus Torvalds struct scatterlist *sg; 21871da177e4SLinus Torvalds int i; 21881da177e4SLinus Torvalds int sg_count; 21891da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 21901da177e4SLinus Torvalds 21911da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 21921da177e4SLinus Torvalds scsicmd->sc_data_direction); 21931da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 21941da177e4SLinus Torvalds 21951da177e4SLinus Torvalds byte_count = 0; 21961da177e4SLinus Torvalds 21971da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 21981da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 21991da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 22001da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 22011da177e4SLinus Torvalds sg++; 22021da177e4SLinus Torvalds } 22031da177e4SLinus Torvalds /* hba wants the size to be exact */ 22041da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 220556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 220656b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 220756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22081da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22091da177e4SLinus Torvalds } 22101da177e4SLinus Torvalds /* Check for command underflow */ 22111da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22121da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22131da177e4SLinus Torvalds byte_count, scsicmd->underflow); 22141da177e4SLinus Torvalds } 22151da177e4SLinus Torvalds } 22161da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 22171da177e4SLinus Torvalds dma_addr_t addr; 22181da177e4SLinus Torvalds addr = pci_map_single(dev->pdev, 22191da177e4SLinus Torvalds scsicmd->request_buffer, 22201da177e4SLinus Torvalds scsicmd->request_bufflen, 22211da177e4SLinus Torvalds scsicmd->sc_data_direction); 22221da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 22231da177e4SLinus Torvalds psg->sg[0].addr = cpu_to_le32(addr); 22241da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 22251da177e4SLinus Torvalds scsicmd->SCp.dma_handle = addr; 22261da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22271da177e4SLinus Torvalds } 22281da177e4SLinus Torvalds return byte_count; 22291da177e4SLinus Torvalds } 22301da177e4SLinus Torvalds 22311da177e4SLinus Torvalds 22321da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 22331da177e4SLinus Torvalds { 22341da177e4SLinus Torvalds struct aac_dev *dev; 22351da177e4SLinus Torvalds unsigned long byte_count = 0; 223656b58712SMark Haverkamp u64 addr; 22371da177e4SLinus Torvalds 22381da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22391da177e4SLinus Torvalds // Get rid of old data 22401da177e4SLinus Torvalds psg->count = 0; 22411da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 22421da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 22431da177e4SLinus Torvalds psg->sg[0].count = 0; 22441da177e4SLinus Torvalds if (scsicmd->use_sg) { 22451da177e4SLinus Torvalds struct scatterlist *sg; 22461da177e4SLinus Torvalds int i; 22471da177e4SLinus Torvalds int sg_count; 22481da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 22491da177e4SLinus Torvalds 22501da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 22511da177e4SLinus Torvalds scsicmd->sc_data_direction); 22521da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 22531da177e4SLinus Torvalds 22541da177e4SLinus Torvalds byte_count = 0; 22551da177e4SLinus Torvalds 22561da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 225756b58712SMark Haverkamp addr = sg_dma_address(sg); 225856b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 225956b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 22601da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 22611da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 22621da177e4SLinus Torvalds sg++; 22631da177e4SLinus Torvalds } 22641da177e4SLinus Torvalds /* hba wants the size to be exact */ 22651da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 226656b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 226756b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 226856b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22691da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22701da177e4SLinus Torvalds } 22711da177e4SLinus Torvalds /* Check for command underflow */ 22721da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22731da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22741da177e4SLinus Torvalds byte_count, scsicmd->underflow); 22751da177e4SLinus Torvalds } 22761da177e4SLinus Torvalds } 22771da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 227856b58712SMark Haverkamp u64 addr; 22791da177e4SLinus Torvalds addr = pci_map_single(dev->pdev, 22801da177e4SLinus Torvalds scsicmd->request_buffer, 22811da177e4SLinus Torvalds scsicmd->request_bufflen, 22821da177e4SLinus Torvalds scsicmd->sc_data_direction); 22831da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 228456b58712SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); 228556b58712SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); 22861da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 22871da177e4SLinus Torvalds scsicmd->SCp.dma_handle = addr; 22881da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22891da177e4SLinus Torvalds } 22901da177e4SLinus Torvalds return byte_count; 22911da177e4SLinus Torvalds } 22921da177e4SLinus Torvalds 22930e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 22940e68c003SMark Haverkamp { 22950e68c003SMark Haverkamp struct Scsi_Host *host = scsicmd->device->host; 22960e68c003SMark Haverkamp struct aac_dev *dev = (struct aac_dev *)host->hostdata; 22970e68c003SMark Haverkamp unsigned long byte_count = 0; 22980e68c003SMark Haverkamp 22990e68c003SMark Haverkamp // Get rid of old data 23000e68c003SMark Haverkamp psg->count = 0; 23010e68c003SMark Haverkamp psg->sg[0].next = 0; 23020e68c003SMark Haverkamp psg->sg[0].prev = 0; 23030e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 23040e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 23050e68c003SMark Haverkamp psg->sg[0].count = 0; 23060e68c003SMark Haverkamp psg->sg[0].flags = 0; 23070e68c003SMark Haverkamp if (scsicmd->use_sg) { 23080e68c003SMark Haverkamp struct scatterlist *sg; 23090e68c003SMark Haverkamp int i; 23100e68c003SMark Haverkamp int sg_count; 23110e68c003SMark Haverkamp sg = (struct scatterlist *) scsicmd->request_buffer; 23120e68c003SMark Haverkamp 23130e68c003SMark Haverkamp sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 23140e68c003SMark Haverkamp scsicmd->sc_data_direction); 23150e68c003SMark Haverkamp 23160e68c003SMark Haverkamp for (i = 0; i < sg_count; i++) { 23170e68c003SMark Haverkamp int count = sg_dma_len(sg); 23180e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 23190e68c003SMark Haverkamp psg->sg[i].next = 0; 23200e68c003SMark Haverkamp psg->sg[i].prev = 0; 23210e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 23220e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23230e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 23240e68c003SMark Haverkamp psg->sg[i].flags = 0; 23250e68c003SMark Haverkamp byte_count += count; 23260e68c003SMark Haverkamp sg++; 23270e68c003SMark Haverkamp } 23280e68c003SMark Haverkamp psg->count = cpu_to_le32(sg_count); 23290e68c003SMark Haverkamp /* hba wants the size to be exact */ 23300e68c003SMark Haverkamp if(byte_count > scsicmd->request_bufflen){ 23310e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 23320e68c003SMark Haverkamp (byte_count - scsicmd->request_bufflen); 23330e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 23340e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23350e68c003SMark Haverkamp } 23360e68c003SMark Haverkamp /* Check for command underflow */ 23370e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23380e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23390e68c003SMark Haverkamp byte_count, scsicmd->underflow); 23400e68c003SMark Haverkamp } 23410e68c003SMark Haverkamp } 23420e68c003SMark Haverkamp else if(scsicmd->request_bufflen) { 23430e68c003SMark Haverkamp int count; 23440e68c003SMark Haverkamp u64 addr; 23450e68c003SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 23460e68c003SMark Haverkamp scsicmd->request_buffer, 23470e68c003SMark Haverkamp scsicmd->request_bufflen, 23480e68c003SMark Haverkamp scsicmd->sc_data_direction); 23490e68c003SMark Haverkamp addr = scsicmd->SCp.dma_handle; 23500e68c003SMark Haverkamp count = scsicmd->request_bufflen; 23510e68c003SMark Haverkamp psg->count = cpu_to_le32(1); 23520e68c003SMark Haverkamp psg->sg[0].next = 0; 23530e68c003SMark Haverkamp psg->sg[0].prev = 0; 23540e68c003SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); 23550e68c003SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23560e68c003SMark Haverkamp psg->sg[0].count = cpu_to_le32(count); 23570e68c003SMark Haverkamp psg->sg[0].flags = 0; 23580e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23590e68c003SMark Haverkamp } 23600e68c003SMark Haverkamp return byte_count; 23610e68c003SMark Haverkamp } 23620e68c003SMark Haverkamp 23631da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 23641da177e4SLinus Torvalds 23651da177e4SLinus Torvalds struct aac_srb_status_info { 23661da177e4SLinus Torvalds u32 status; 23671da177e4SLinus Torvalds char *str; 23681da177e4SLinus Torvalds }; 23691da177e4SLinus Torvalds 23701da177e4SLinus Torvalds 23711da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 23721da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 23731da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 23741da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 23751da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 23761da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 23771da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 23781da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 23791da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 23801da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 23811da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 23821da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 23831da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 23841da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 23851da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 23861da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 23871da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 23881da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 23891da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 23901da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 23911da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 23921da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 23931da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 23941da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 23951da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 23961da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 23971da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 23981da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 23991da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 24001da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 24011da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 24021da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 24031da177e4SLinus Torvalds { 0xff, "Unknown Error"} 24041da177e4SLinus Torvalds }; 24051da177e4SLinus Torvalds 24061da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 24071da177e4SLinus Torvalds { 24081da177e4SLinus Torvalds int i; 24091da177e4SLinus Torvalds 24101da177e4SLinus Torvalds for(i=0; i < (sizeof(srb_status_info)/sizeof(struct aac_srb_status_info)); i++ ){ 24111da177e4SLinus Torvalds if(srb_status_info[i].status == status){ 24121da177e4SLinus Torvalds return srb_status_info[i].str; 24131da177e4SLinus Torvalds } 24141da177e4SLinus Torvalds } 24151da177e4SLinus Torvalds 24161da177e4SLinus Torvalds return "Bad Status Code"; 24171da177e4SLinus Torvalds } 24181da177e4SLinus Torvalds 24191da177e4SLinus Torvalds #endif 2420