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; 39077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 3911da177e4SLinus Torvalds 3921da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 3931da177e4SLinus Torvalds if (fibptr == NULL) 3941da177e4SLinus Torvalds BUG(); 3951da177e4SLinus Torvalds 3961da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 3971da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 3981da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 3991da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 4001da177e4SLinus Torvalds char *sp = get_name_reply->data; 4011da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 4021da177e4SLinus Torvalds while (*sp == ' ') 4031da177e4SLinus Torvalds ++sp; 4043b2946ccSMark Haverkamp if (*sp) { 4053b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 4063b2946ccSMark Haverkamp int count = sizeof(d); 4073b2946ccSMark Haverkamp char *dp = d; 4083b2946ccSMark Haverkamp do { 4091da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4101da177e4SLinus Torvalds } while (--count > 0); 4113b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4123b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4131da177e4SLinus Torvalds } 4143b2946ccSMark Haverkamp } 4153b2946ccSMark Haverkamp 4161da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4171da177e4SLinus Torvalds 418bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 419bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4208e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4211da177e4SLinus Torvalds } 4221da177e4SLinus Torvalds 4231da177e4SLinus Torvalds /** 4241da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4251da177e4SLinus Torvalds */ 4261da177e4SLinus Torvalds static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) 4271da177e4SLinus Torvalds { 4281da177e4SLinus Torvalds int status; 4291da177e4SLinus Torvalds struct aac_get_name *dinfo; 4301da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4311da177e4SLinus Torvalds struct aac_dev * dev; 4321da177e4SLinus Torvalds 4331da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4341da177e4SLinus Torvalds 435bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4361da177e4SLinus Torvalds return -ENOMEM; 4371da177e4SLinus Torvalds 438bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4391da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4401da177e4SLinus Torvalds 4411da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4421da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4431da177e4SLinus Torvalds dinfo->cid = cpu_to_le32(cid); 4441da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4451da177e4SLinus Torvalds 446bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4471da177e4SLinus Torvalds cmd_fibcontext, 4481da177e4SLinus Torvalds sizeof (struct aac_get_name), 4491da177e4SLinus Torvalds FsaNormal, 4501da177e4SLinus Torvalds 0, 1, 4511da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4521da177e4SLinus Torvalds (void *) scsicmd); 4531da177e4SLinus Torvalds 4541da177e4SLinus Torvalds /* 4551da177e4SLinus Torvalds * Check that the command queued to the controller 4561da177e4SLinus Torvalds */ 45777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 45877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4591da177e4SLinus Torvalds return 0; 46077d644d4SMark Haverkamp } 4611da177e4SLinus Torvalds 462bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 463bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 464bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4651da177e4SLinus Torvalds return -1; 4661da177e4SLinus Torvalds } 4671da177e4SLinus Torvalds 4681da177e4SLinus Torvalds /** 469bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 4701da177e4SLinus Torvalds * @dev: device to query 4711da177e4SLinus Torvalds * @cid: container identifier 4721da177e4SLinus Torvalds * 4731da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 4741da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 4751da177e4SLinus Torvalds */ 4761da177e4SLinus Torvalds 477bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 4781da177e4SLinus Torvalds { 4791da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4801da177e4SLinus Torvalds int status; 4811da177e4SLinus Torvalds struct aac_query_mount *dinfo; 4821da177e4SLinus Torvalds struct aac_mount *dresp; 4831da177e4SLinus Torvalds struct fib * fibptr; 4841da177e4SLinus Torvalds unsigned instance; 4851da177e4SLinus Torvalds 4861da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 4871da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 4881da177e4SLinus Torvalds 489bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4901da177e4SLinus Torvalds return -ENOMEM; 4911da177e4SLinus Torvalds 492bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4931da177e4SLinus Torvalds 4941da177e4SLinus Torvalds dinfo = (struct aac_query_mount *)fib_data(fibptr); 4951da177e4SLinus Torvalds 4961da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 4971da177e4SLinus Torvalds dinfo->count = cpu_to_le32(cid); 4981da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 4991da177e4SLinus Torvalds 500bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5011da177e4SLinus Torvalds fibptr, 5021da177e4SLinus Torvalds sizeof(struct aac_query_mount), 5031da177e4SLinus Torvalds FsaNormal, 5041da177e4SLinus Torvalds 1, 1, 5051da177e4SLinus Torvalds NULL, NULL); 5061da177e4SLinus Torvalds if (status < 0) { 507bfb35aa8SMark Haverkamp printk(KERN_WARNING "aacraid: aac_probe_container query failed.\n"); 5081da177e4SLinus Torvalds goto error; 5091da177e4SLinus Torvalds } 5101da177e4SLinus Torvalds 5111da177e4SLinus Torvalds dresp = (struct aac_mount *) fib_data(fibptr); 5121da177e4SLinus Torvalds 5131da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 5147a8cf29dSMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { 5157a8cf29dSMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 5167a8cf29dSMark Haverkamp dinfo->count = cpu_to_le32(cid); 5177a8cf29dSMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 5187a8cf29dSMark Haverkamp 519bfb35aa8SMark Haverkamp if (aac_fib_send(ContainerCommand, 5207a8cf29dSMark Haverkamp fibptr, 5217a8cf29dSMark Haverkamp sizeof(struct aac_query_mount), 5227a8cf29dSMark Haverkamp FsaNormal, 5237a8cf29dSMark Haverkamp 1, 1, 5247a8cf29dSMark Haverkamp NULL, NULL) < 0) 5257a8cf29dSMark Haverkamp goto error; 5267a8cf29dSMark Haverkamp } else 5277a8cf29dSMark Haverkamp dresp->mnt[0].capacityhigh = 0; 5287a8cf29dSMark Haverkamp 5297a8cf29dSMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 5301da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 5311da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 5321da177e4SLinus Torvalds fsa_dev_ptr[cid].valid = 1; 5331da177e4SLinus Torvalds fsa_dev_ptr[cid].type = le32_to_cpu(dresp->mnt[0].vol); 5347a8cf29dSMark Haverkamp fsa_dev_ptr[cid].size 5357a8cf29dSMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 5367a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 5371da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 5381da177e4SLinus Torvalds fsa_dev_ptr[cid].ro = 1; 5391da177e4SLinus Torvalds } 5401da177e4SLinus Torvalds 5411da177e4SLinus Torvalds error: 542bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 543bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 5441da177e4SLinus Torvalds 5451da177e4SLinus Torvalds return status; 5461da177e4SLinus Torvalds } 5471da177e4SLinus Torvalds 5481da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 5491da177e4SLinus Torvalds struct scsi_inq { 5501da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 5511da177e4SLinus Torvalds char pid[16]; /* Product ID */ 5521da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 5531da177e4SLinus Torvalds }; 5541da177e4SLinus Torvalds 5551da177e4SLinus Torvalds /** 5561da177e4SLinus Torvalds * InqStrCopy - string merge 5571da177e4SLinus Torvalds * @a: string to copy from 5581da177e4SLinus Torvalds * @b: string to copy to 5591da177e4SLinus Torvalds * 5601da177e4SLinus Torvalds * Copy a String from one location to another 5611da177e4SLinus Torvalds * without copying \0 5621da177e4SLinus Torvalds */ 5631da177e4SLinus Torvalds 5641da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 5651da177e4SLinus Torvalds { 5661da177e4SLinus Torvalds 5671da177e4SLinus Torvalds while(*a != (char)0) 5681da177e4SLinus Torvalds *b++ = *a++; 5691da177e4SLinus Torvalds } 5701da177e4SLinus Torvalds 5711da177e4SLinus Torvalds static char *container_types[] = { 5721da177e4SLinus Torvalds "None", 5731da177e4SLinus Torvalds "Volume", 5741da177e4SLinus Torvalds "Mirror", 5751da177e4SLinus Torvalds "Stripe", 5761da177e4SLinus Torvalds "RAID5", 5771da177e4SLinus Torvalds "SSRW", 5781da177e4SLinus Torvalds "SSRO", 5791da177e4SLinus Torvalds "Morph", 5801da177e4SLinus Torvalds "Legacy", 5811da177e4SLinus Torvalds "RAID4", 5821da177e4SLinus Torvalds "RAID10", 5831da177e4SLinus Torvalds "RAID00", 5841da177e4SLinus Torvalds "V-MIRRORS", 5851da177e4SLinus Torvalds "PSEUDO R4", 5861da177e4SLinus Torvalds "RAID50", 58784971738SMark Haverkamp "RAID5D", 58884971738SMark Haverkamp "RAID5D0", 58984971738SMark Haverkamp "RAID1E", 59084971738SMark Haverkamp "RAID6", 59184971738SMark Haverkamp "RAID60", 5921da177e4SLinus Torvalds "Unknown" 5931da177e4SLinus Torvalds }; 5941da177e4SLinus Torvalds 5951da177e4SLinus Torvalds 5961da177e4SLinus Torvalds 5971da177e4SLinus Torvalds /* Function: setinqstr 5981da177e4SLinus Torvalds * 5991da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6001da177e4SLinus Torvalds * 6011da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6021da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6031da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6041da177e4SLinus Torvalds */ 6051da177e4SLinus Torvalds 606794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 6071da177e4SLinus Torvalds { 6081da177e4SLinus Torvalds struct scsi_inq *str; 6091da177e4SLinus Torvalds 6101da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 611794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 612794d0601SMark Haverkamp 613794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 614794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 615794d0601SMark Haverkamp int c = sizeof(str->vid); 616794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 617794d0601SMark Haverkamp ++cp; 618794d0601SMark Haverkamp c = *cp; 619794d0601SMark Haverkamp *cp = '\0'; 620794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 621794d0601SMark Haverkamp str->vid); 622794d0601SMark Haverkamp *cp = c; 623794d0601SMark Haverkamp while (*cp && *cp != ' ') 624794d0601SMark Haverkamp ++cp; 625794d0601SMark Haverkamp while (*cp == ' ') 626794d0601SMark Haverkamp ++cp; 627794d0601SMark Haverkamp /* last six chars reserved for vol type */ 628794d0601SMark Haverkamp c = 0; 629794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 630794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 631794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 632794d0601SMark Haverkamp } 633794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 634794d0601SMark Haverkamp if (c) 635794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 636794d0601SMark Haverkamp } else { 637794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 6381da177e4SLinus Torvalds 6391da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 640794d0601SMark Haverkamp /* last six chars reserved for vol type */ 641794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 642794d0601SMark Haverkamp } 6431da177e4SLinus Torvalds 6441da177e4SLinus Torvalds if (tindex < (sizeof(container_types)/sizeof(char *))){ 6451da177e4SLinus Torvalds char *findit = str->pid; 6461da177e4SLinus Torvalds 6471da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 6481da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 6491da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 6501da177e4SLinus Torvalds *(findit -= 4) = ' '; 651794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 652794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 6531da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 6541da177e4SLinus Torvalds } 6551da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 6561da177e4SLinus Torvalds } 6571da177e4SLinus Torvalds 6584833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 6591da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 6601da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 6611da177e4SLinus Torvalds u32 residue) 6621da177e4SLinus Torvalds { 6631da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 6641da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 6651da177e4SLinus Torvalds 6661da177e4SLinus Torvalds if (incorrect_length) { 6671da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 6681da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 6691da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 6701da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 6711da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 6721da177e4SLinus Torvalds } else 6731da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 6741da177e4SLinus Torvalds 6751da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 6761da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 6771da177e4SLinus Torvalds else 6781da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 6791da177e4SLinus Torvalds 6801da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 6811da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 6821da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 6831da177e4SLinus Torvalds sense_buf[15] = 0; 6841da177e4SLinus Torvalds 6851da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 6861da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 6871da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 6881da177e4SLinus Torvalds 6891da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 6901da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 6911da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 6921da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 6931da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 6941da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 6951da177e4SLinus Torvalds } 6961da177e4SLinus Torvalds } 6971da177e4SLinus Torvalds 6981da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 6991da177e4SLinus Torvalds { 7001da177e4SLinus Torvalds struct fib* fibptr; 7011da177e4SLinus Torvalds int rcode; 7021da177e4SLinus Torvalds u32 tmp; 7037c00ffa3SMark Haverkamp struct aac_adapter_info *info; 70484971738SMark Haverkamp struct aac_bus_info *command; 70584971738SMark Haverkamp struct aac_bus_info_response *bus_info; 7067c00ffa3SMark Haverkamp 707bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 7081da177e4SLinus Torvalds return -ENOMEM; 7091da177e4SLinus Torvalds 710bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 7111da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 7127c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7131da177e4SLinus Torvalds 714bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 7151da177e4SLinus Torvalds fibptr, 7167c00ffa3SMark Haverkamp sizeof(*info), 7171da177e4SLinus Torvalds FsaNormal, 7189203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 7191da177e4SLinus Torvalds NULL, 7201da177e4SLinus Torvalds NULL); 7211da177e4SLinus Torvalds 7227c00ffa3SMark Haverkamp if (rcode < 0) { 723bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 724bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 7257c00ffa3SMark Haverkamp return rcode; 7267c00ffa3SMark Haverkamp } 7277c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 7287c00ffa3SMark Haverkamp 7297c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 7307c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 7317c00ffa3SMark Haverkamp 732bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 7337c00ffa3SMark Haverkamp 7347c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 7357c00ffa3SMark Haverkamp 7367c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7377c00ffa3SMark Haverkamp 738bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 7397c00ffa3SMark Haverkamp fibptr, 7407c00ffa3SMark Haverkamp sizeof(*info), 7417c00ffa3SMark Haverkamp FsaNormal, 7427c00ffa3SMark Haverkamp 1, 1, 7437c00ffa3SMark Haverkamp NULL, 7447c00ffa3SMark Haverkamp NULL); 7457c00ffa3SMark Haverkamp 7467c00ffa3SMark Haverkamp if (rcode >= 0) 7477c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 7487c00ffa3SMark Haverkamp } 7491da177e4SLinus Torvalds 75084971738SMark Haverkamp 75184971738SMark Haverkamp /* 75284971738SMark Haverkamp * GetBusInfo 75384971738SMark Haverkamp */ 75484971738SMark Haverkamp 755bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 75684971738SMark Haverkamp 75784971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 75884971738SMark Haverkamp 75984971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 76084971738SMark Haverkamp 76184971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 76284971738SMark Haverkamp 76384971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 76484971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 76584971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 76684971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 76784971738SMark Haverkamp 768bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 76984971738SMark Haverkamp fibptr, 77084971738SMark Haverkamp sizeof (*bus_info), 77184971738SMark Haverkamp FsaNormal, 77284971738SMark Haverkamp 1, 1, 77384971738SMark Haverkamp NULL, NULL); 77484971738SMark Haverkamp 77584971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 77684971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 77784971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 77884971738SMark Haverkamp } 77984971738SMark Haverkamp 7801da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 7817c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 7821da177e4SLinus Torvalds dev->name, 7831da177e4SLinus Torvalds dev->id, 7841da177e4SLinus Torvalds tmp>>24, 7851da177e4SLinus Torvalds (tmp>>16)&0xff, 7861da177e4SLinus Torvalds tmp&0xff, 7877c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 7887c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 7897c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 7901da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 7911da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 7921da177e4SLinus Torvalds dev->name, dev->id, 7931da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 7941da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 7951da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 7961da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 7971da177e4SLinus Torvalds dev->name, dev->id, 7981da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 7991da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 8001da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 8011da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 8021da177e4SLinus Torvalds dev->name, dev->id, 8031da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 8041da177e4SLinus Torvalds 8051da177e4SLinus Torvalds dev->nondasd_support = 0; 8061da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 8071da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 8081da177e4SLinus Torvalds dev->nondasd_support = 1; 8091da177e4SLinus Torvalds } 8101da177e4SLinus Torvalds 8111da177e4SLinus Torvalds /* 8121da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 8131da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 8141da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 8151da177e4SLinus Torvalds * additional changes changes will have to be made to support 8161da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 8171da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 8181da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 8191da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 8201da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 8211da177e4SLinus Torvalds */ 8221da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 8231da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 8241da177e4SLinus Torvalds dev->nondasd_support = 1; 8251da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 8261da177e4SLinus Torvalds } 8271da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 8281da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 8291da177e4SLinus Torvalds dev->name, dev->id); 8301da177e4SLinus Torvalds 8311da177e4SLinus Torvalds if(nondasd != -1) { 8321da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 8331da177e4SLinus Torvalds } 8341da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 8351da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 8361da177e4SLinus Torvalds } 8371da177e4SLinus Torvalds 8381da177e4SLinus Torvalds dev->dac_support = 0; 8391da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 8401da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 8411da177e4SLinus Torvalds dev->dac_support = 1; 8421da177e4SLinus Torvalds } 8431da177e4SLinus Torvalds 8441da177e4SLinus Torvalds if(dacmode != -1) { 8451da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 8461da177e4SLinus Torvalds } 8471da177e4SLinus Torvalds if(dev->dac_support != 0) { 84871e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 84971e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 8501da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 8511da177e4SLinus Torvalds dev->name, dev->id); 85271e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 85371e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 8541da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 8551da177e4SLinus Torvalds dev->name, dev->id); 8561da177e4SLinus Torvalds dev->dac_support = 0; 8571da177e4SLinus Torvalds } else { 8581da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 8591da177e4SLinus Torvalds dev->name, dev->id); 8601da177e4SLinus Torvalds rcode = -ENOMEM; 8611da177e4SLinus Torvalds } 8621da177e4SLinus Torvalds } 8637c00ffa3SMark Haverkamp /* 8647c00ffa3SMark Haverkamp * 57 scatter gather elements 8657c00ffa3SMark Haverkamp */ 8660e68c003SMark Haverkamp if (!(dev->raw_io_interface)) { 8677c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 8687c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 86963a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 87063a70eeaSMark Haverkamp sizeof(struct sgentry); 8717c00ffa3SMark Haverkamp if (dev->dac_support) { 8727c00ffa3SMark Haverkamp /* 8737c00ffa3SMark Haverkamp * 38 scatter gather elements 8747c00ffa3SMark Haverkamp */ 8757c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 8767c00ffa3SMark Haverkamp (dev->max_fib_size - 8777c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 8787c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 87963a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 88063a70eeaSMark Haverkamp sizeof(struct sgentry64); 8817c00ffa3SMark Haverkamp } 8827c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 8837c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 8847c00ffa3SMark Haverkamp /* 8857c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 8867c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 8877c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 8887c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 8897c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 8907c00ffa3SMark Haverkamp * element. 8917c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 8927c00ffa3SMark Haverkamp */ 8937c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 8947c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 8957c00ffa3SMark Haverkamp } 8960e68c003SMark Haverkamp } 8971da177e4SLinus Torvalds 898bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 899bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 9001da177e4SLinus Torvalds 9011da177e4SLinus Torvalds return rcode; 9021da177e4SLinus Torvalds } 9031da177e4SLinus Torvalds 9041da177e4SLinus Torvalds 905e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 9061da177e4SLinus Torvalds { 9071da177e4SLinus Torvalds struct aac_dev *dev; 9081da177e4SLinus Torvalds struct aac_read_reply *readreply; 9091da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 9101da177e4SLinus Torvalds u32 cid; 9111da177e4SLinus Torvalds 9121da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 91377d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 9141da177e4SLinus Torvalds 9151da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 916e5718774SMark Haverkamp cid = scmd_id(scsicmd); 9171da177e4SLinus Torvalds 9187a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 9197a8cf29dSMark Haverkamp u64 lba; 9207a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 9217a8cf29dSMark Haverkamp case WRITE_6: 9227a8cf29dSMark Haverkamp case READ_6: 9237a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 9247a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 9257a8cf29dSMark Haverkamp break; 9267a8cf29dSMark Haverkamp case WRITE_16: 9277a8cf29dSMark Haverkamp case READ_16: 9287a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 9297a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 9307a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 9317a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 9327a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 9337a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 9347a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 9357a8cf29dSMark Haverkamp break; 9367a8cf29dSMark Haverkamp case WRITE_12: 9377a8cf29dSMark Haverkamp case READ_12: 9387a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9397a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9407a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9417a8cf29dSMark Haverkamp break; 9427a8cf29dSMark Haverkamp default: 9437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9447a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9457a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9467a8cf29dSMark Haverkamp break; 9477a8cf29dSMark Haverkamp } 9487a8cf29dSMark Haverkamp printk(KERN_DEBUG 9497a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 9507a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 9517a8cf29dSMark Haverkamp } 9521da177e4SLinus Torvalds 9531da177e4SLinus Torvalds if (fibptr == NULL) 9541da177e4SLinus Torvalds BUG(); 9551da177e4SLinus Torvalds 9561da177e4SLinus Torvalds if(scsicmd->use_sg) 9571da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 9581da177e4SLinus Torvalds (struct scatterlist *)scsicmd->buffer, 9591da177e4SLinus Torvalds scsicmd->use_sg, 9601da177e4SLinus Torvalds scsicmd->sc_data_direction); 9611da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 9621da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 9631da177e4SLinus Torvalds scsicmd->request_bufflen, 9641da177e4SLinus Torvalds scsicmd->sc_data_direction); 9651da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 9661da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 9671da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 9681da177e4SLinus Torvalds else { 9697c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 970e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 9711da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 9727c00ffa3SMark Haverkamp #endif 9731da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 9741da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 9751da177e4SLinus Torvalds HARDWARE_ERROR, 9761da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 9771da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 9781da177e4SLinus Torvalds 0, 0); 9791da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9801da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 9811da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 9821da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 9831da177e4SLinus Torvalds } 984bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 985bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 9861da177e4SLinus Torvalds 9878e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 9881da177e4SLinus Torvalds } 9891da177e4SLinus Torvalds 9904833869eSAdrian Bunk static int aac_read(struct scsi_cmnd * scsicmd, int cid) 9911da177e4SLinus Torvalds { 9927a8cf29dSMark Haverkamp u64 lba; 9931da177e4SLinus Torvalds u32 count; 9941da177e4SLinus Torvalds int status; 9951da177e4SLinus Torvalds 9961da177e4SLinus Torvalds u16 fibsize; 9971da177e4SLinus Torvalds struct aac_dev *dev; 9981da177e4SLinus Torvalds struct fib * cmd_fibcontext; 9991da177e4SLinus Torvalds 10001da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 10011da177e4SLinus Torvalds /* 10021da177e4SLinus Torvalds * Get block address and transfer length 10031da177e4SLinus Torvalds */ 10047a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 10057a8cf29dSMark Haverkamp case READ_6: 10061da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", cid)); 10071da177e4SLinus Torvalds 10087a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 10097a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 10101da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 10111da177e4SLinus Torvalds 10121da177e4SLinus Torvalds if (count == 0) 10131da177e4SLinus Torvalds count = 256; 10147a8cf29dSMark Haverkamp break; 10157a8cf29dSMark Haverkamp case READ_16: 10167a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", cid)); 10177a8cf29dSMark Haverkamp 10187a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 10197a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 10207a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 10217a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 10227a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 10237a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10247a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10257a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 10267a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 10277a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 10287a8cf29dSMark Haverkamp break; 10297a8cf29dSMark Haverkamp case READ_12: 10307a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", cid)); 10317a8cf29dSMark Haverkamp 10327a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10337a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10347a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10357a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 10367a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10377a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10387a8cf29dSMark Haverkamp break; 10397a8cf29dSMark Haverkamp default: 10401da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", cid)); 10411da177e4SLinus Torvalds 10427a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10437a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10447a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10451da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 10467a8cf29dSMark Haverkamp break; 10471da177e4SLinus Torvalds } 10487a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 10497c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 10507a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) && 10517a8cf29dSMark Haverkamp (lba & 0xffffffff00000000LL)) { 10527a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read: Illegal lba\n")); 10537a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 10547a8cf29dSMark Haverkamp SAM_STAT_CHECK_CONDITION; 10557a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 10567a8cf29dSMark Haverkamp HARDWARE_ERROR, 10577a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 10587a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 10597a8cf29dSMark Haverkamp 0, 0); 10607a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 10617a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 10627a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 10637a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 10647a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 10657a8cf29dSMark Haverkamp return 0; 10667a8cf29dSMark Haverkamp } 10671da177e4SLinus Torvalds /* 10681da177e4SLinus Torvalds * Alocate and initialize a Fib 10691da177e4SLinus Torvalds */ 1070bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 10711da177e4SLinus Torvalds return -1; 10721da177e4SLinus Torvalds } 10731da177e4SLinus Torvalds 1074bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 10751da177e4SLinus Torvalds 10760e68c003SMark Haverkamp if (dev->raw_io_interface) { 10770e68c003SMark Haverkamp struct aac_raw_io *readcmd; 10780e68c003SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 10797a8cf29dSMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 10807a8cf29dSMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 10810e68c003SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 10820e68c003SMark Haverkamp readcmd->cid = cpu_to_le16(cid); 10830e68c003SMark Haverkamp readcmd->flags = cpu_to_le16(1); 10840e68c003SMark Haverkamp readcmd->bpTotal = 0; 10850e68c003SMark Haverkamp readcmd->bpComplete = 0; 10860e68c003SMark Haverkamp 10870e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &readcmd->sg); 10880e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 10890e68c003SMark Haverkamp if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) 10900e68c003SMark Haverkamp BUG(); 10910e68c003SMark Haverkamp /* 10920e68c003SMark Haverkamp * Now send the Fib to the adapter 10930e68c003SMark Haverkamp */ 1094bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerRawIo, 10950e68c003SMark Haverkamp cmd_fibcontext, 10960e68c003SMark Haverkamp fibsize, 10970e68c003SMark Haverkamp FsaNormal, 10980e68c003SMark Haverkamp 0, 1, 10990e68c003SMark Haverkamp (fib_callback) io_callback, 11000e68c003SMark Haverkamp (void *) scsicmd); 11010e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 11021da177e4SLinus Torvalds struct aac_read64 *readcmd; 11031da177e4SLinus Torvalds readcmd = (struct aac_read64 *) fib_data(cmd_fibcontext); 11041da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtHostRead64); 11051da177e4SLinus Torvalds readcmd->cid = cpu_to_le16(cid); 11061da177e4SLinus Torvalds readcmd->sector_count = cpu_to_le16(count); 11077a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11081da177e4SLinus Torvalds readcmd->pad = 0; 11091da177e4SLinus Torvalds readcmd->flags = 0; 11101da177e4SLinus Torvalds 11111da177e4SLinus Torvalds aac_build_sg64(scsicmd, &readcmd->sg); 11121da177e4SLinus Torvalds fibsize = sizeof(struct aac_read64) + 11131da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11141da177e4SLinus Torvalds sizeof (struct sgentry64)); 111577d71d22SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 11161da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 11171da177e4SLinus Torvalds /* 11181da177e4SLinus Torvalds * Now send the Fib to the adapter 11191da177e4SLinus Torvalds */ 1120bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand64, 11211da177e4SLinus Torvalds cmd_fibcontext, 11221da177e4SLinus Torvalds fibsize, 11231da177e4SLinus Torvalds FsaNormal, 11241da177e4SLinus Torvalds 0, 1, 1125e53cb35aSMark Haverkamp (fib_callback) io_callback, 11261da177e4SLinus Torvalds (void *) scsicmd); 11271da177e4SLinus Torvalds } else { 11281da177e4SLinus Torvalds struct aac_read *readcmd; 11291da177e4SLinus Torvalds readcmd = (struct aac_read *) fib_data(cmd_fibcontext); 11301da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtBlockRead); 11311da177e4SLinus Torvalds readcmd->cid = cpu_to_le32(cid); 11327a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11331da177e4SLinus Torvalds readcmd->count = cpu_to_le32(count * 512); 11341da177e4SLinus Torvalds 11351da177e4SLinus Torvalds aac_build_sg(scsicmd, &readcmd->sg); 11361da177e4SLinus Torvalds fibsize = sizeof(struct aac_read) + 11371da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11381da177e4SLinus Torvalds sizeof (struct sgentry)); 11397c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 11401da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 11411da177e4SLinus Torvalds /* 11421da177e4SLinus Torvalds * Now send the Fib to the adapter 11431da177e4SLinus Torvalds */ 1144bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 11451da177e4SLinus Torvalds cmd_fibcontext, 11461da177e4SLinus Torvalds fibsize, 11471da177e4SLinus Torvalds FsaNormal, 11481da177e4SLinus Torvalds 0, 1, 1149e53cb35aSMark Haverkamp (fib_callback) io_callback, 11501da177e4SLinus Torvalds (void *) scsicmd); 11511da177e4SLinus Torvalds } 11521da177e4SLinus Torvalds 11531da177e4SLinus Torvalds 11541da177e4SLinus Torvalds 11551da177e4SLinus Torvalds /* 11561da177e4SLinus Torvalds * Check that the command queued to the controller 11571da177e4SLinus Torvalds */ 115877d644d4SMark Haverkamp if (status == -EINPROGRESS) { 115977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 11601da177e4SLinus Torvalds return 0; 116177d644d4SMark Haverkamp } 11621da177e4SLinus Torvalds 1163bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 11641da177e4SLinus Torvalds /* 11651da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 11661da177e4SLinus Torvalds */ 11671da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 11688e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1169bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1170bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 11711da177e4SLinus Torvalds return 0; 11721da177e4SLinus Torvalds } 11731da177e4SLinus Torvalds 11741da177e4SLinus Torvalds static int aac_write(struct scsi_cmnd * scsicmd, int cid) 11751da177e4SLinus Torvalds { 11767a8cf29dSMark Haverkamp u64 lba; 11771da177e4SLinus Torvalds u32 count; 11781da177e4SLinus Torvalds int status; 11791da177e4SLinus Torvalds u16 fibsize; 11801da177e4SLinus Torvalds struct aac_dev *dev; 11811da177e4SLinus Torvalds struct fib * cmd_fibcontext; 11821da177e4SLinus Torvalds 11831da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 11841da177e4SLinus Torvalds /* 11851da177e4SLinus Torvalds * Get block address and transfer length 11861da177e4SLinus Torvalds */ 11871da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 11881da177e4SLinus Torvalds { 11891da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 11901da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 11911da177e4SLinus Torvalds if (count == 0) 11921da177e4SLinus Torvalds count = 256; 11937a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 11947a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", cid)); 11957a8cf29dSMark Haverkamp 11967a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 11977a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 11987a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 11997a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 12007a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 12017a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 12027a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 12037a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 12047a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 12057a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 12067a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", cid)); 12077a8cf29dSMark Haverkamp 12087a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 12097a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 12107a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 12117a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 12121da177e4SLinus Torvalds } else { 12131da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", cid)); 12147a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 12151da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 12161da177e4SLinus Torvalds } 12177a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 12181da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 12197a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) 12207a8cf29dSMark Haverkamp && (lba & 0xffffffff00000000LL)) { 12217a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write: Illegal lba\n")); 12227a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 12237a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 12247a8cf29dSMark Haverkamp HARDWARE_ERROR, 12257a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 12267a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 12277a8cf29dSMark Haverkamp 0, 0); 12287a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12297a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 12307a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 12317a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 12327a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 12337a8cf29dSMark Haverkamp return 0; 12347a8cf29dSMark Haverkamp } 12351da177e4SLinus Torvalds /* 12361da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 12371da177e4SLinus Torvalds */ 1238bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 12391da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 12408e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 12411da177e4SLinus Torvalds return 0; 12421da177e4SLinus Torvalds } 1243bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 12441da177e4SLinus Torvalds 12450e68c003SMark Haverkamp if (dev->raw_io_interface) { 12460e68c003SMark Haverkamp struct aac_raw_io *writecmd; 12470e68c003SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 12487a8cf29dSMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 12497a8cf29dSMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 12500e68c003SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 12510e68c003SMark Haverkamp writecmd->cid = cpu_to_le16(cid); 12520e68c003SMark Haverkamp writecmd->flags = 0; 12530e68c003SMark Haverkamp writecmd->bpTotal = 0; 12540e68c003SMark Haverkamp writecmd->bpComplete = 0; 12550e68c003SMark Haverkamp 12560e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &writecmd->sg); 12570e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 12580e68c003SMark Haverkamp if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) 12590e68c003SMark Haverkamp BUG(); 12600e68c003SMark Haverkamp /* 12610e68c003SMark Haverkamp * Now send the Fib to the adapter 12620e68c003SMark Haverkamp */ 1263bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerRawIo, 12640e68c003SMark Haverkamp cmd_fibcontext, 12650e68c003SMark Haverkamp fibsize, 12660e68c003SMark Haverkamp FsaNormal, 12670e68c003SMark Haverkamp 0, 1, 12680e68c003SMark Haverkamp (fib_callback) io_callback, 12690e68c003SMark Haverkamp (void *) scsicmd); 12700e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 12711da177e4SLinus Torvalds struct aac_write64 *writecmd; 12721da177e4SLinus Torvalds writecmd = (struct aac_write64 *) fib_data(cmd_fibcontext); 12731da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtHostWrite64); 12741da177e4SLinus Torvalds writecmd->cid = cpu_to_le16(cid); 12751da177e4SLinus Torvalds writecmd->sector_count = cpu_to_le16(count); 12767a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 12771da177e4SLinus Torvalds writecmd->pad = 0; 12781da177e4SLinus Torvalds writecmd->flags = 0; 12791da177e4SLinus Torvalds 12801da177e4SLinus Torvalds aac_build_sg64(scsicmd, &writecmd->sg); 12811da177e4SLinus Torvalds fibsize = sizeof(struct aac_write64) + 12821da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 12831da177e4SLinus Torvalds sizeof (struct sgentry64)); 12847c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 12851da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 12861da177e4SLinus Torvalds /* 12871da177e4SLinus Torvalds * Now send the Fib to the adapter 12881da177e4SLinus Torvalds */ 1289bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand64, 12901da177e4SLinus Torvalds cmd_fibcontext, 12911da177e4SLinus Torvalds fibsize, 12921da177e4SLinus Torvalds FsaNormal, 12931da177e4SLinus Torvalds 0, 1, 1294e53cb35aSMark Haverkamp (fib_callback) io_callback, 12951da177e4SLinus Torvalds (void *) scsicmd); 12961da177e4SLinus Torvalds } else { 12971da177e4SLinus Torvalds struct aac_write *writecmd; 12981da177e4SLinus Torvalds writecmd = (struct aac_write *) fib_data(cmd_fibcontext); 12991da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtBlockWrite); 13001da177e4SLinus Torvalds writecmd->cid = cpu_to_le32(cid); 13017a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 13021da177e4SLinus Torvalds writecmd->count = cpu_to_le32(count * 512); 13031da177e4SLinus Torvalds writecmd->sg.count = cpu_to_le32(1); 13041da177e4SLinus Torvalds /* ->stable is not used - it did mean which type of write */ 13051da177e4SLinus Torvalds 13061da177e4SLinus Torvalds aac_build_sg(scsicmd, &writecmd->sg); 13071da177e4SLinus Torvalds fibsize = sizeof(struct aac_write) + 13081da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 13091da177e4SLinus Torvalds sizeof (struct sgentry)); 13107c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 13111da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 13121da177e4SLinus Torvalds /* 13131da177e4SLinus Torvalds * Now send the Fib to the adapter 13141da177e4SLinus Torvalds */ 1315bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 13161da177e4SLinus Torvalds cmd_fibcontext, 13171da177e4SLinus Torvalds fibsize, 13181da177e4SLinus Torvalds FsaNormal, 13191da177e4SLinus Torvalds 0, 1, 1320e53cb35aSMark Haverkamp (fib_callback) io_callback, 13211da177e4SLinus Torvalds (void *) scsicmd); 13221da177e4SLinus Torvalds } 13231da177e4SLinus Torvalds 13241da177e4SLinus Torvalds /* 13251da177e4SLinus Torvalds * Check that the command queued to the controller 13261da177e4SLinus Torvalds */ 132777d644d4SMark Haverkamp if (status == -EINPROGRESS) { 132877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 13291da177e4SLinus Torvalds return 0; 13301da177e4SLinus Torvalds } 13311da177e4SLinus Torvalds 1332bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 13331da177e4SLinus Torvalds /* 13341da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 13351da177e4SLinus Torvalds */ 13361da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 13378e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 13381da177e4SLinus Torvalds 1339bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1340bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 13411da177e4SLinus Torvalds return 0; 13421da177e4SLinus Torvalds } 13431da177e4SLinus Torvalds 13441da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 13451da177e4SLinus Torvalds { 13461da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 13471da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13481da177e4SLinus Torvalds 13491da177e4SLinus Torvalds cmd = context; 135077d644d4SMark Haverkamp cmd->SCp.phase = AAC_OWNER_MIDLEVEL; 13511da177e4SLinus Torvalds 13521da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 13531da177e4SLinus Torvalds smp_processor_id(), jiffies)); 13541da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 13551da177e4SLinus Torvalds 13561da177e4SLinus Torvalds 13571da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 13581da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 13591da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13601da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13611da177e4SLinus Torvalds else { 13621da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 13631da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 1364e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 13651da177e4SLinus Torvalds printk(KERN_WARNING 13661da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 13671da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 13681da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13691da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13701da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 13711da177e4SLinus Torvalds HARDWARE_ERROR, 13721da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13731da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13741da177e4SLinus Torvalds 0, 0); 13751da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13761da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 13771da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 13781da177e4SLinus Torvalds } 13791da177e4SLinus Torvalds 1380bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1381bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13828e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 13831da177e4SLinus Torvalds } 13841da177e4SLinus Torvalds 13851da177e4SLinus Torvalds static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) 13861da177e4SLinus Torvalds { 13871da177e4SLinus Torvalds int status; 13881da177e4SLinus Torvalds struct fib *cmd_fibcontext; 13891da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 13901da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13911da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 13921da177e4SLinus Torvalds int active = 0; 13931da177e4SLinus Torvalds unsigned long flags; 13941da177e4SLinus Torvalds 13951da177e4SLinus Torvalds /* 139677d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 139777d644d4SMark Haverkamp * specific target (block). 13981da177e4SLinus Torvalds */ 13991da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 14001da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 140177d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 14021da177e4SLinus Torvalds ++active; 14031da177e4SLinus Torvalds break; 14041da177e4SLinus Torvalds } 14051da177e4SLinus Torvalds 14061da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 14071da177e4SLinus Torvalds 14081da177e4SLinus Torvalds /* 14091da177e4SLinus Torvalds * Yield the processor (requeue for later) 14101da177e4SLinus Torvalds */ 14111da177e4SLinus Torvalds if (active) 14121da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 14131da177e4SLinus Torvalds 14141da177e4SLinus Torvalds /* 14157c00ffa3SMark Haverkamp * Allocate and initialize a Fib 14161da177e4SLinus Torvalds */ 14171da177e4SLinus Torvalds if (!(cmd_fibcontext = 1418bfb35aa8SMark Haverkamp aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) 14191da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14201da177e4SLinus Torvalds 1421bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 14221da177e4SLinus Torvalds 14231da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 14241da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 14251da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 14261da177e4SLinus Torvalds synchronizecmd->cid = cpu_to_le32(cid); 14271da177e4SLinus Torvalds synchronizecmd->count = 14281da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 14291da177e4SLinus Torvalds 14301da177e4SLinus Torvalds /* 14311da177e4SLinus Torvalds * Now send the Fib to the adapter 14321da177e4SLinus Torvalds */ 1433bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 14341da177e4SLinus Torvalds cmd_fibcontext, 14351da177e4SLinus Torvalds sizeof(struct aac_synchronize), 14361da177e4SLinus Torvalds FsaNormal, 14371da177e4SLinus Torvalds 0, 1, 14381da177e4SLinus Torvalds (fib_callback)synchronize_callback, 14391da177e4SLinus Torvalds (void *)scsicmd); 14401da177e4SLinus Torvalds 14411da177e4SLinus Torvalds /* 14421da177e4SLinus Torvalds * Check that the command queued to the controller 14431da177e4SLinus Torvalds */ 144477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 144577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14461da177e4SLinus Torvalds return 0; 144777d644d4SMark Haverkamp } 14481da177e4SLinus Torvalds 14491da177e4SLinus Torvalds printk(KERN_WARNING 1450bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1451bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1452bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 14531da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14541da177e4SLinus Torvalds } 14551da177e4SLinus Torvalds 14561da177e4SLinus Torvalds /** 14571da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 14581da177e4SLinus Torvalds * @scsicmd: SCSI command block 14591da177e4SLinus Torvalds * 14601da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 14611da177e4SLinus Torvalds * aacraid firmware. 14621da177e4SLinus Torvalds */ 14631da177e4SLinus Torvalds 14641da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 14651da177e4SLinus Torvalds { 14661da177e4SLinus Torvalds u32 cid = 0; 14671da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 14681da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 14691da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 14701da177e4SLinus Torvalds 14711da177e4SLinus Torvalds /* 14721da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 14731da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 14741da177e4SLinus Torvalds * itself. 14751da177e4SLinus Torvalds */ 1476422c0d61SJeff Garzik if (scmd_id(scsicmd) != host->this_id) { 1477e5718774SMark Haverkamp if ((scmd_channel(scsicmd) == CONTAINER_CHANNEL)) { 1478e5718774SMark Haverkamp if((scmd_id(scsicmd) >= dev->maximum_num_containers) || 1479e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 14801da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 14811da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 14821da177e4SLinus Torvalds return 0; 14831da177e4SLinus Torvalds } 1484e5718774SMark Haverkamp cid = scmd_id(scsicmd); 14851da177e4SLinus Torvalds 14861da177e4SLinus Torvalds /* 14871da177e4SLinus Torvalds * If the target container doesn't exist, it may have 14881da177e4SLinus Torvalds * been newly created 14891da177e4SLinus Torvalds */ 14901da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 14911da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 14927a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 14937a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 14947a8cf29dSMark Haverkamp !(dev->raw_io_64) || 14957a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 14967a8cf29dSMark Haverkamp break; 14971da177e4SLinus Torvalds case INQUIRY: 14981da177e4SLinus Torvalds case READ_CAPACITY: 14991da177e4SLinus Torvalds case TEST_UNIT_READY: 15001da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 1501bfb35aa8SMark Haverkamp aac_probe_container(dev, cid); 1502131256cfSMark Haverkamp if ((fsa_dev_ptr[cid].valid & 1) == 0) 1503131256cfSMark Haverkamp fsa_dev_ptr[cid].valid = 0; 15041da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 15051da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 15061da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 15071da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15081da177e4SLinus Torvalds return 0; 15091da177e4SLinus Torvalds } 15101da177e4SLinus Torvalds default: 15111da177e4SLinus Torvalds break; 15121da177e4SLinus Torvalds } 15131da177e4SLinus Torvalds } 15141da177e4SLinus Torvalds /* 15151da177e4SLinus Torvalds * If the target container still doesn't exist, 15161da177e4SLinus Torvalds * return failure 15171da177e4SLinus Torvalds */ 15181da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 15191da177e4SLinus Torvalds scsicmd->result = DID_BAD_TARGET << 16; 15201da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15211da177e4SLinus Torvalds return 0; 15221da177e4SLinus Torvalds } 15231da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 15241da177e4SLinus Torvalds if(dev->nondasd_support == 1){ 15251da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 15261da177e4SLinus Torvalds } else { 15271da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 15281da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15291da177e4SLinus Torvalds return 0; 15301da177e4SLinus Torvalds } 15311da177e4SLinus Torvalds } 15321da177e4SLinus Torvalds } 15331da177e4SLinus Torvalds /* 15341da177e4SLinus Torvalds * else Command for the controller itself 15351da177e4SLinus Torvalds */ 15361da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 15371da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 15381da177e4SLinus Torvalds { 15391da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 15401da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15411da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 15421da177e4SLinus Torvalds ILLEGAL_REQUEST, 15431da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 15441da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 15451da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15461da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 15471da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 15481da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 15491da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15501da177e4SLinus Torvalds return 0; 15511da177e4SLinus Torvalds } 15521da177e4SLinus Torvalds 15531da177e4SLinus Torvalds 15541da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 15551da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 15561da177e4SLinus Torvalds case INQUIRY: 15571da177e4SLinus Torvalds { 15583b2946ccSMark Haverkamp struct inquiry_data inq_data; 15591da177e4SLinus Torvalds 1560e5718774SMark Haverkamp dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scmd_id(scsicmd))); 15613b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 15621da177e4SLinus Torvalds 15633b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 15643b2946ccSMark 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 */ 15653b2946ccSMark Haverkamp inq_data.inqd_len = 31; 15661da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 15673b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 15681da177e4SLinus Torvalds /* 15691da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 15701da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 15711da177e4SLinus Torvalds */ 1572422c0d61SJeff Garzik if (scmd_id(scsicmd) == host->this_id) { 1573794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), (sizeof(container_types)/sizeof(char *))); 15743b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 15753b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15761da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15771da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15781da177e4SLinus Torvalds return 0; 15791da177e4SLinus Torvalds } 1580794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 15813b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 15823b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15831da177e4SLinus Torvalds return aac_get_container_name(scsicmd, cid); 15841da177e4SLinus Torvalds } 15857a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 15867a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 15877a8cf29dSMark Haverkamp !(dev->raw_io_64) || 15887a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 15897a8cf29dSMark Haverkamp break; 15907a8cf29dSMark Haverkamp { 15917a8cf29dSMark Haverkamp u64 capacity; 159207ce5ebaSMark Haverkamp char cp[13]; 15937a8cf29dSMark Haverkamp 15947a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 15957a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 15967a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 15977a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 15987a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 15997a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 16007a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 16017a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 16027a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 16037a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 16047a8cf29dSMark Haverkamp cp[8] = 0; 16057a8cf29dSMark Haverkamp cp[9] = 0; 16067a8cf29dSMark Haverkamp cp[10] = 2; 16077a8cf29dSMark Haverkamp cp[11] = 0; 160807ce5ebaSMark Haverkamp cp[12] = 0; 160907ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 161007ce5ebaSMark Haverkamp min((unsigned int)scsicmd->cmnd[13], sizeof(cp))); 161107ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 161207ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 161307ce5ebaSMark Haverkamp 161407ce5ebaSMark Haverkamp memset(cp, 0, offset); 161507ce5ebaSMark Haverkamp do { 161607ce5ebaSMark Haverkamp len = min(scsicmd->cmnd[13]-offset, sizeof(cp)); 161707ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 161807ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 161907ce5ebaSMark Haverkamp } 16207a8cf29dSMark Haverkamp 16217a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16227a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16237a8cf29dSMark Haverkamp 16247a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16257a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 16267a8cf29dSMark Haverkamp 16277a8cf29dSMark Haverkamp return 0; 16287a8cf29dSMark Haverkamp } 16297a8cf29dSMark Haverkamp 16301da177e4SLinus Torvalds case READ_CAPACITY: 16311da177e4SLinus Torvalds { 16321da177e4SLinus Torvalds u32 capacity; 16333b2946ccSMark Haverkamp char cp[8]; 16341da177e4SLinus Torvalds 16351da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 16367a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 16371da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 16381da177e4SLinus Torvalds else 16391da177e4SLinus Torvalds capacity = (u32)-1; 16403b2946ccSMark Haverkamp 16411da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 16421da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 16431da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 16441da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 16451da177e4SLinus Torvalds cp[4] = 0; 16461da177e4SLinus Torvalds cp[5] = 0; 16471da177e4SLinus Torvalds cp[6] = 2; 16481da177e4SLinus Torvalds cp[7] = 0; 16493b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 16507a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16517a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16521da177e4SLinus Torvalds 16531da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16541da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16551da177e4SLinus Torvalds 16561da177e4SLinus Torvalds return 0; 16571da177e4SLinus Torvalds } 16581da177e4SLinus Torvalds 16591da177e4SLinus Torvalds case MODE_SENSE: 16601da177e4SLinus Torvalds { 16613b2946ccSMark Haverkamp char mode_buf[4]; 16621da177e4SLinus Torvalds 16631da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 16641da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 16651da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 16661da177e4SLinus Torvalds mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16671da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 16681da177e4SLinus Torvalds 16693b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16701da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16711da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16721da177e4SLinus Torvalds 16731da177e4SLinus Torvalds return 0; 16741da177e4SLinus Torvalds } 16751da177e4SLinus Torvalds case MODE_SENSE_10: 16761da177e4SLinus Torvalds { 16773b2946ccSMark Haverkamp char mode_buf[8]; 16781da177e4SLinus Torvalds 16791da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 16801da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 16811da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 16821da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 16831da177e4SLinus Torvalds mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16841da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 16851da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 16861da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 16871da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 16883b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16891da177e4SLinus Torvalds 16901da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16911da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16921da177e4SLinus Torvalds 16931da177e4SLinus Torvalds return 0; 16941da177e4SLinus Torvalds } 16951da177e4SLinus Torvalds case REQUEST_SENSE: 16961da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 16971da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 16981da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 16991da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17001da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17011da177e4SLinus Torvalds return 0; 17021da177e4SLinus Torvalds 17031da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 17041da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 17051da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 17061da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 17071da177e4SLinus Torvalds else 17081da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 17091da177e4SLinus Torvalds 17101da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17111da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17121da177e4SLinus Torvalds return 0; 17131da177e4SLinus Torvalds /* 17141da177e4SLinus Torvalds * These commands are all No-Ops 17151da177e4SLinus Torvalds */ 17161da177e4SLinus Torvalds case TEST_UNIT_READY: 17171da177e4SLinus Torvalds case RESERVE: 17181da177e4SLinus Torvalds case RELEASE: 17191da177e4SLinus Torvalds case REZERO_UNIT: 17201da177e4SLinus Torvalds case REASSIGN_BLOCKS: 17211da177e4SLinus Torvalds case SEEK_10: 17221da177e4SLinus Torvalds case START_STOP: 17231da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17241da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17251da177e4SLinus Torvalds return 0; 17261da177e4SLinus Torvalds } 17271da177e4SLinus Torvalds 17281da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 17291da177e4SLinus Torvalds { 17301da177e4SLinus Torvalds case READ_6: 17311da177e4SLinus Torvalds case READ_10: 17327a8cf29dSMark Haverkamp case READ_12: 17337a8cf29dSMark Haverkamp case READ_16: 17341da177e4SLinus Torvalds /* 17351da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 17361da177e4SLinus Torvalds * corresponds to a container. Needed to convert 17371da177e4SLinus Torvalds * containers to /dev/sd device names 17381da177e4SLinus Torvalds */ 17391da177e4SLinus Torvalds 17401da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 17417a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 17421da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 17437a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 17447a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 174577d644d4SMark Haverkamp 174677d644d4SMark Haverkamp return aac_read(scsicmd, cid); 17471da177e4SLinus Torvalds 17481da177e4SLinus Torvalds case WRITE_6: 17491da177e4SLinus Torvalds case WRITE_10: 17507a8cf29dSMark Haverkamp case WRITE_12: 17517a8cf29dSMark Haverkamp case WRITE_16: 175277d644d4SMark Haverkamp return aac_write(scsicmd, cid); 17531da177e4SLinus Torvalds 17541da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 17551da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 17561da177e4SLinus Torvalds return aac_synchronize(scsicmd, cid); 17571da177e4SLinus Torvalds 17581da177e4SLinus Torvalds default: 17591da177e4SLinus Torvalds /* 17601da177e4SLinus Torvalds * Unhandled commands 17611da177e4SLinus Torvalds */ 17627c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 17631da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17641da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17651da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 17661da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17671da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17681da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17691da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17701da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17711da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17721da177e4SLinus Torvalds return 0; 17731da177e4SLinus Torvalds } 17741da177e4SLinus Torvalds } 17751da177e4SLinus Torvalds 17761da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 17771da177e4SLinus Torvalds { 17781da177e4SLinus Torvalds struct aac_query_disk qd; 17791da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 17801da177e4SLinus Torvalds 17811da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 17821da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 17831da177e4SLinus Torvalds return -EFAULT; 17841da177e4SLinus Torvalds if (qd.cnum == -1) 1785e5718774SMark Haverkamp qd.cnum = qd.id; 17861da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 17871da177e4SLinus Torvalds { 17881da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 17891da177e4SLinus Torvalds return -EINVAL; 17901da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 17911da177e4SLinus Torvalds qd.bus = 0; 17921da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 17931da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 17941da177e4SLinus Torvalds } 17951da177e4SLinus Torvalds else return -EINVAL; 17961da177e4SLinus Torvalds 17971da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 17981da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 17991da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 18001da177e4SLinus Torvalds 18011da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 18021da177e4SLinus Torvalds qd.unmapped = 1; 18031da177e4SLinus Torvalds else 18041da177e4SLinus Torvalds qd.unmapped = 0; 18051da177e4SLinus Torvalds 18061da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 18071da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 18081da177e4SLinus Torvalds 18091da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 18101da177e4SLinus Torvalds return -EFAULT; 18111da177e4SLinus Torvalds return 0; 18121da177e4SLinus Torvalds } 18131da177e4SLinus Torvalds 18141da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 18151da177e4SLinus Torvalds { 18161da177e4SLinus Torvalds struct aac_delete_disk dd; 18171da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18181da177e4SLinus Torvalds 18191da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 18201da177e4SLinus Torvalds 18211da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18221da177e4SLinus Torvalds return -EFAULT; 18231da177e4SLinus Torvalds 18241da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18251da177e4SLinus Torvalds return -EINVAL; 18261da177e4SLinus Torvalds /* 18271da177e4SLinus Torvalds * Mark this container as being deleted. 18281da177e4SLinus Torvalds */ 18291da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 18301da177e4SLinus Torvalds /* 18311da177e4SLinus Torvalds * Mark the container as no longer valid 18321da177e4SLinus Torvalds */ 18331da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18341da177e4SLinus Torvalds return 0; 18351da177e4SLinus Torvalds } 18361da177e4SLinus Torvalds 18371da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 18381da177e4SLinus Torvalds { 18391da177e4SLinus Torvalds struct aac_delete_disk dd; 18401da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18411da177e4SLinus Torvalds 18421da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 18431da177e4SLinus Torvalds 18441da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18451da177e4SLinus Torvalds return -EFAULT; 18461da177e4SLinus Torvalds 18471da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18481da177e4SLinus Torvalds return -EINVAL; 18491da177e4SLinus Torvalds /* 18501da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 18511da177e4SLinus Torvalds */ 18521da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 18531da177e4SLinus Torvalds return -EBUSY; 18541da177e4SLinus Torvalds else { 18551da177e4SLinus Torvalds /* 18561da177e4SLinus Torvalds * Mark the container as no longer being valid. 18571da177e4SLinus Torvalds */ 18581da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18591da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 18601da177e4SLinus Torvalds return 0; 18611da177e4SLinus Torvalds } 18621da177e4SLinus Torvalds } 18631da177e4SLinus Torvalds 18641da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 18651da177e4SLinus Torvalds { 18661da177e4SLinus Torvalds switch (cmd) { 18671da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 18681da177e4SLinus Torvalds return query_disk(dev, arg); 18691da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 18701da177e4SLinus Torvalds return delete_disk(dev, arg); 18711da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 18721da177e4SLinus Torvalds return force_delete_disk(dev, arg); 18731da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 18741da177e4SLinus Torvalds return aac_get_containers(dev); 18751da177e4SLinus Torvalds default: 18761da177e4SLinus Torvalds return -ENOTTY; 18771da177e4SLinus Torvalds } 18781da177e4SLinus Torvalds } 18791da177e4SLinus Torvalds 18801da177e4SLinus Torvalds /** 18811da177e4SLinus Torvalds * 18821da177e4SLinus Torvalds * aac_srb_callback 18831da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 18841da177e4SLinus Torvalds * @fibptr: pointer to the fib 18851da177e4SLinus Torvalds * 18861da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 18871da177e4SLinus Torvalds * 18881da177e4SLinus Torvalds */ 18891da177e4SLinus Torvalds 18901da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 18911da177e4SLinus Torvalds { 18921da177e4SLinus Torvalds struct aac_dev *dev; 18931da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 18941da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 18951da177e4SLinus Torvalds 18961da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 189777d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 18981da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 18991da177e4SLinus Torvalds 19001da177e4SLinus Torvalds if (fibptr == NULL) 19011da177e4SLinus Torvalds BUG(); 19021da177e4SLinus Torvalds 19031da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 19041da177e4SLinus Torvalds 19051da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 19061da177e4SLinus Torvalds /* 19071da177e4SLinus Torvalds * Calculate resid for sg 19081da177e4SLinus Torvalds */ 19091da177e4SLinus Torvalds 19101da177e4SLinus Torvalds scsicmd->resid = scsicmd->request_bufflen - 19111da177e4SLinus Torvalds le32_to_cpu(srbreply->data_xfer_length); 19121da177e4SLinus Torvalds 19131da177e4SLinus Torvalds if(scsicmd->use_sg) 19141da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 19151da177e4SLinus Torvalds (struct scatterlist *)scsicmd->buffer, 19161da177e4SLinus Torvalds scsicmd->use_sg, 19171da177e4SLinus Torvalds scsicmd->sc_data_direction); 19181da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 19191da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, 19201da177e4SLinus Torvalds scsicmd->sc_data_direction); 19211da177e4SLinus Torvalds 19221da177e4SLinus Torvalds /* 19231da177e4SLinus Torvalds * First check the fib status 19241da177e4SLinus Torvalds */ 19251da177e4SLinus Torvalds 19261da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 19271da177e4SLinus Torvalds int len; 19281da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 19291da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 19301da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 19311da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 19321da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 19331da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19341da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 19351da177e4SLinus Torvalds } 19361da177e4SLinus Torvalds 19371da177e4SLinus Torvalds /* 19381da177e4SLinus Torvalds * Next check the srb status 19391da177e4SLinus Torvalds */ 19401da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 19411da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 19421da177e4SLinus Torvalds case SRB_STATUS_PENDING: 19431da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 19441da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19451da177e4SLinus Torvalds break; 19461da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 19471da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 19481da177e4SLinus Torvalds case READ_6: 19491da177e4SLinus Torvalds case WRITE_6: 19501da177e4SLinus Torvalds case READ_10: 19511da177e4SLinus Torvalds case WRITE_10: 19521da177e4SLinus Torvalds case READ_12: 19531da177e4SLinus Torvalds case WRITE_12: 19547a8cf29dSMark Haverkamp case READ_16: 19557a8cf29dSMark Haverkamp case WRITE_16: 19561da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 19571da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 19581da177e4SLinus Torvalds } else { 19591da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 19601da177e4SLinus Torvalds } 19611da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 19621da177e4SLinus Torvalds break; 19631da177e4SLinus Torvalds case INQUIRY: { 19641da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19651da177e4SLinus Torvalds break; 19661da177e4SLinus Torvalds } 19671da177e4SLinus Torvalds default: 19681da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19691da177e4SLinus Torvalds break; 19701da177e4SLinus Torvalds } 19711da177e4SLinus Torvalds break; 19721da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 19731da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 19741da177e4SLinus Torvalds break; 19751da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 19761da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 19771da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 19781da177e4SLinus Torvalds break; 19791da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 19801da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 19811da177e4SLinus Torvalds break; 19821da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 19831da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 19841da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 19851da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 19861da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 19871da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 19881da177e4SLinus Torvalds break; 19891da177e4SLinus Torvalds 19901da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 19911da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 19921da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 19931da177e4SLinus Torvalds break; 19941da177e4SLinus Torvalds 19951da177e4SLinus Torvalds case SRB_STATUS_BUSY: 19961da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 19971da177e4SLinus Torvalds break; 19981da177e4SLinus Torvalds 19991da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 20001da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 20011da177e4SLinus Torvalds break; 20021da177e4SLinus Torvalds 20031da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 20041da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 20051da177e4SLinus Torvalds break; 20061da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 20071da177e4SLinus Torvalds case SRB_STATUS_ERROR: 20081da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 20091da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 20101da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 20111da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 20121da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 20131da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 20141da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 20151da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 20161da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 20171da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 20181da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 20191da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 20201da177e4SLinus Torvalds default: 20211da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20221da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 20231da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 20241da177e4SLinus Torvalds aac_get_status_string( 20251da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 20261da177e4SLinus Torvalds scsicmd->cmnd[0], 20271da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 20281da177e4SLinus Torvalds #endif 20291da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 20301da177e4SLinus Torvalds break; 20311da177e4SLinus Torvalds } 20321da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 20331da177e4SLinus Torvalds int len; 20341da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 20351da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 20361da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 20371da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 20381da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 20391da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20407a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 20417a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 20421da177e4SLinus Torvalds #endif 20431da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 20441da177e4SLinus Torvalds 20451da177e4SLinus Torvalds } 20461da177e4SLinus Torvalds /* 20471da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 20481da177e4SLinus Torvalds */ 20491da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 20501da177e4SLinus Torvalds 2051bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2052bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 20538e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 20541da177e4SLinus Torvalds } 20551da177e4SLinus Torvalds 20561da177e4SLinus Torvalds /** 20571da177e4SLinus Torvalds * 20581da177e4SLinus Torvalds * aac_send_scb_fib 20591da177e4SLinus Torvalds * @scsicmd: the scsi command block 20601da177e4SLinus Torvalds * 20611da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 20621da177e4SLinus Torvalds * scsicmd passed in. 20631da177e4SLinus Torvalds */ 20641da177e4SLinus Torvalds 20651da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 20661da177e4SLinus Torvalds { 20671da177e4SLinus Torvalds struct fib* cmd_fibcontext; 20681da177e4SLinus Torvalds struct aac_dev* dev; 20691da177e4SLinus Torvalds int status; 20701da177e4SLinus Torvalds struct aac_srb *srbcmd; 20711da177e4SLinus Torvalds u16 fibsize; 20721da177e4SLinus Torvalds u32 flag; 20731da177e4SLinus Torvalds u32 timeout; 20741da177e4SLinus Torvalds 207584971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2076e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 207784971738SMark Haverkamp scsicmd->device->lun > 7) { 20781da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 20791da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20801da177e4SLinus Torvalds return 0; 20811da177e4SLinus Torvalds } 20821da177e4SLinus Torvalds 20831da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 20841da177e4SLinus Torvalds switch(scsicmd->sc_data_direction){ 20851da177e4SLinus Torvalds case DMA_TO_DEVICE: 20861da177e4SLinus Torvalds flag = SRB_DataOut; 20871da177e4SLinus Torvalds break; 20881da177e4SLinus Torvalds case DMA_BIDIRECTIONAL: 20891da177e4SLinus Torvalds flag = SRB_DataIn | SRB_DataOut; 20901da177e4SLinus Torvalds break; 20911da177e4SLinus Torvalds case DMA_FROM_DEVICE: 20921da177e4SLinus Torvalds flag = SRB_DataIn; 20931da177e4SLinus Torvalds break; 20941da177e4SLinus Torvalds case DMA_NONE: 20951da177e4SLinus Torvalds default: /* shuts up some versions of gcc */ 20961da177e4SLinus Torvalds flag = SRB_NoDataXfer; 20971da177e4SLinus Torvalds break; 20981da177e4SLinus Torvalds } 20991da177e4SLinus Torvalds 21001da177e4SLinus Torvalds 21011da177e4SLinus Torvalds /* 21021da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 21031da177e4SLinus Torvalds */ 2104bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 21051da177e4SLinus Torvalds return -1; 21061da177e4SLinus Torvalds } 2107bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 21081da177e4SLinus Torvalds 21091da177e4SLinus Torvalds srbcmd = (struct aac_srb*) fib_data(cmd_fibcontext); 21101da177e4SLinus Torvalds srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 2111e5718774SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(scsicmd))); 2112e5718774SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(scsicmd)); 21131da177e4SLinus Torvalds srbcmd->lun = cpu_to_le32(scsicmd->device->lun); 21141da177e4SLinus Torvalds srbcmd->flags = cpu_to_le32(flag); 21155262d085SJames Bottomley timeout = scsicmd->timeout_per_command/HZ; 21161da177e4SLinus Torvalds if(timeout == 0){ 21171da177e4SLinus Torvalds timeout = 1; 21181da177e4SLinus Torvalds } 21191da177e4SLinus Torvalds srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 21201da177e4SLinus Torvalds srbcmd->retry_limit = 0; /* Obsolete parameter */ 21211da177e4SLinus Torvalds srbcmd->cdb_size = cpu_to_le32(scsicmd->cmd_len); 21221da177e4SLinus Torvalds 21231da177e4SLinus Torvalds if( dev->dac_support == 1 ) { 21241da177e4SLinus Torvalds aac_build_sg64(scsicmd, (struct sgmap64*) &srbcmd->sg); 21251da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21261da177e4SLinus Torvalds 21271da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21281da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21291da177e4SLinus Torvalds /* 21301da177e4SLinus Torvalds * Build Scatter/Gather list 21311da177e4SLinus Torvalds */ 21321da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 21331da177e4SLinus Torvalds ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 21341da177e4SLinus Torvalds sizeof (struct sgentry64)); 21357c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21361da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21371da177e4SLinus Torvalds 21381da177e4SLinus Torvalds /* 21391da177e4SLinus Torvalds * Now send the Fib to the adapter 21401da177e4SLinus Torvalds */ 2141bfb35aa8SMark Haverkamp status = aac_fib_send(ScsiPortCommand64, cmd_fibcontext, 21421da177e4SLinus Torvalds fibsize, FsaNormal, 0, 1, 21431da177e4SLinus Torvalds (fib_callback) aac_srb_callback, 21441da177e4SLinus Torvalds (void *) scsicmd); 21451da177e4SLinus Torvalds } else { 21461da177e4SLinus Torvalds aac_build_sg(scsicmd, (struct sgmap*)&srbcmd->sg); 21471da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21481da177e4SLinus Torvalds 21491da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21501da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21511da177e4SLinus Torvalds /* 21521da177e4SLinus Torvalds * Build Scatter/Gather list 21531da177e4SLinus Torvalds */ 21541da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) + 21551da177e4SLinus Torvalds (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 21561da177e4SLinus Torvalds sizeof (struct sgentry)); 21577c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21581da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21591da177e4SLinus Torvalds 21601da177e4SLinus Torvalds /* 21611da177e4SLinus Torvalds * Now send the Fib to the adapter 21621da177e4SLinus Torvalds */ 2163bfb35aa8SMark Haverkamp status = aac_fib_send(ScsiPortCommand, cmd_fibcontext, fibsize, FsaNormal, 0, 1, 21641da177e4SLinus Torvalds (fib_callback) aac_srb_callback, (void *) scsicmd); 21651da177e4SLinus Torvalds } 21661da177e4SLinus Torvalds /* 21671da177e4SLinus Torvalds * Check that the command queued to the controller 21681da177e4SLinus Torvalds */ 21691da177e4SLinus Torvalds if (status == -EINPROGRESS) { 217077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 21711da177e4SLinus Torvalds return 0; 21721da177e4SLinus Torvalds } 21731da177e4SLinus Torvalds 2174bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2175bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2176bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 21771da177e4SLinus Torvalds 21781da177e4SLinus Torvalds return -1; 21791da177e4SLinus Torvalds } 21801da177e4SLinus Torvalds 21811da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 21821da177e4SLinus Torvalds { 21831da177e4SLinus Torvalds struct aac_dev *dev; 21841da177e4SLinus Torvalds unsigned long byte_count = 0; 21851da177e4SLinus Torvalds 21861da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21871da177e4SLinus Torvalds // Get rid of old data 21881da177e4SLinus Torvalds psg->count = 0; 21891da177e4SLinus Torvalds psg->sg[0].addr = 0; 21901da177e4SLinus Torvalds psg->sg[0].count = 0; 21911da177e4SLinus Torvalds if (scsicmd->use_sg) { 21921da177e4SLinus Torvalds struct scatterlist *sg; 21931da177e4SLinus Torvalds int i; 21941da177e4SLinus Torvalds int sg_count; 21951da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 21961da177e4SLinus Torvalds 21971da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 21981da177e4SLinus Torvalds scsicmd->sc_data_direction); 21991da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 22001da177e4SLinus Torvalds 22011da177e4SLinus Torvalds byte_count = 0; 22021da177e4SLinus Torvalds 22031da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 22041da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 22051da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 22061da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 22071da177e4SLinus Torvalds sg++; 22081da177e4SLinus Torvalds } 22091da177e4SLinus Torvalds /* hba wants the size to be exact */ 22101da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 221156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 221256b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 221356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22141da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22151da177e4SLinus Torvalds } 22161da177e4SLinus Torvalds /* Check for command underflow */ 22171da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22181da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22191da177e4SLinus Torvalds byte_count, scsicmd->underflow); 22201da177e4SLinus Torvalds } 22211da177e4SLinus Torvalds } 22221da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 22231da177e4SLinus Torvalds dma_addr_t addr; 22241da177e4SLinus Torvalds addr = pci_map_single(dev->pdev, 22251da177e4SLinus Torvalds scsicmd->request_buffer, 22261da177e4SLinus Torvalds scsicmd->request_bufflen, 22271da177e4SLinus Torvalds scsicmd->sc_data_direction); 22281da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 22291da177e4SLinus Torvalds psg->sg[0].addr = cpu_to_le32(addr); 22301da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 22311da177e4SLinus Torvalds scsicmd->SCp.dma_handle = addr; 22321da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22331da177e4SLinus Torvalds } 22341da177e4SLinus Torvalds return byte_count; 22351da177e4SLinus Torvalds } 22361da177e4SLinus Torvalds 22371da177e4SLinus Torvalds 22381da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 22391da177e4SLinus Torvalds { 22401da177e4SLinus Torvalds struct aac_dev *dev; 22411da177e4SLinus Torvalds unsigned long byte_count = 0; 224256b58712SMark Haverkamp u64 addr; 22431da177e4SLinus Torvalds 22441da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22451da177e4SLinus Torvalds // Get rid of old data 22461da177e4SLinus Torvalds psg->count = 0; 22471da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 22481da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 22491da177e4SLinus Torvalds psg->sg[0].count = 0; 22501da177e4SLinus Torvalds if (scsicmd->use_sg) { 22511da177e4SLinus Torvalds struct scatterlist *sg; 22521da177e4SLinus Torvalds int i; 22531da177e4SLinus Torvalds int sg_count; 22541da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 22551da177e4SLinus Torvalds 22561da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 22571da177e4SLinus Torvalds scsicmd->sc_data_direction); 22581da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 22591da177e4SLinus Torvalds 22601da177e4SLinus Torvalds byte_count = 0; 22611da177e4SLinus Torvalds 22621da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 226356b58712SMark Haverkamp addr = sg_dma_address(sg); 226456b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 226556b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 22661da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 22671da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 22681da177e4SLinus Torvalds sg++; 22691da177e4SLinus Torvalds } 22701da177e4SLinus Torvalds /* hba wants the size to be exact */ 22711da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 227256b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 227356b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 227456b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22751da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22761da177e4SLinus Torvalds } 22771da177e4SLinus Torvalds /* Check for command underflow */ 22781da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22791da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22801da177e4SLinus Torvalds byte_count, scsicmd->underflow); 22811da177e4SLinus Torvalds } 22821da177e4SLinus Torvalds } 22831da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 228456b58712SMark Haverkamp u64 addr; 22851da177e4SLinus Torvalds addr = pci_map_single(dev->pdev, 22861da177e4SLinus Torvalds scsicmd->request_buffer, 22871da177e4SLinus Torvalds scsicmd->request_bufflen, 22881da177e4SLinus Torvalds scsicmd->sc_data_direction); 22891da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 229056b58712SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); 229156b58712SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); 22921da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 22931da177e4SLinus Torvalds scsicmd->SCp.dma_handle = addr; 22941da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22951da177e4SLinus Torvalds } 22961da177e4SLinus Torvalds return byte_count; 22971da177e4SLinus Torvalds } 22981da177e4SLinus Torvalds 22990e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 23000e68c003SMark Haverkamp { 23010e68c003SMark Haverkamp struct Scsi_Host *host = scsicmd->device->host; 23020e68c003SMark Haverkamp struct aac_dev *dev = (struct aac_dev *)host->hostdata; 23030e68c003SMark Haverkamp unsigned long byte_count = 0; 23040e68c003SMark Haverkamp 23050e68c003SMark Haverkamp // Get rid of old data 23060e68c003SMark Haverkamp psg->count = 0; 23070e68c003SMark Haverkamp psg->sg[0].next = 0; 23080e68c003SMark Haverkamp psg->sg[0].prev = 0; 23090e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 23100e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 23110e68c003SMark Haverkamp psg->sg[0].count = 0; 23120e68c003SMark Haverkamp psg->sg[0].flags = 0; 23130e68c003SMark Haverkamp if (scsicmd->use_sg) { 23140e68c003SMark Haverkamp struct scatterlist *sg; 23150e68c003SMark Haverkamp int i; 23160e68c003SMark Haverkamp int sg_count; 23170e68c003SMark Haverkamp sg = (struct scatterlist *) scsicmd->request_buffer; 23180e68c003SMark Haverkamp 23190e68c003SMark Haverkamp sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 23200e68c003SMark Haverkamp scsicmd->sc_data_direction); 23210e68c003SMark Haverkamp 23220e68c003SMark Haverkamp for (i = 0; i < sg_count; i++) { 23230e68c003SMark Haverkamp int count = sg_dma_len(sg); 23240e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 23250e68c003SMark Haverkamp psg->sg[i].next = 0; 23260e68c003SMark Haverkamp psg->sg[i].prev = 0; 23270e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 23280e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23290e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 23300e68c003SMark Haverkamp psg->sg[i].flags = 0; 23310e68c003SMark Haverkamp byte_count += count; 23320e68c003SMark Haverkamp sg++; 23330e68c003SMark Haverkamp } 23340e68c003SMark Haverkamp psg->count = cpu_to_le32(sg_count); 23350e68c003SMark Haverkamp /* hba wants the size to be exact */ 23360e68c003SMark Haverkamp if(byte_count > scsicmd->request_bufflen){ 23370e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 23380e68c003SMark Haverkamp (byte_count - scsicmd->request_bufflen); 23390e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 23400e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23410e68c003SMark Haverkamp } 23420e68c003SMark Haverkamp /* Check for command underflow */ 23430e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23440e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23450e68c003SMark Haverkamp byte_count, scsicmd->underflow); 23460e68c003SMark Haverkamp } 23470e68c003SMark Haverkamp } 23480e68c003SMark Haverkamp else if(scsicmd->request_bufflen) { 23490e68c003SMark Haverkamp int count; 23500e68c003SMark Haverkamp u64 addr; 23510e68c003SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 23520e68c003SMark Haverkamp scsicmd->request_buffer, 23530e68c003SMark Haverkamp scsicmd->request_bufflen, 23540e68c003SMark Haverkamp scsicmd->sc_data_direction); 23550e68c003SMark Haverkamp addr = scsicmd->SCp.dma_handle; 23560e68c003SMark Haverkamp count = scsicmd->request_bufflen; 23570e68c003SMark Haverkamp psg->count = cpu_to_le32(1); 23580e68c003SMark Haverkamp psg->sg[0].next = 0; 23590e68c003SMark Haverkamp psg->sg[0].prev = 0; 23600e68c003SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); 23610e68c003SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23620e68c003SMark Haverkamp psg->sg[0].count = cpu_to_le32(count); 23630e68c003SMark Haverkamp psg->sg[0].flags = 0; 23640e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23650e68c003SMark Haverkamp } 23660e68c003SMark Haverkamp return byte_count; 23670e68c003SMark Haverkamp } 23680e68c003SMark Haverkamp 23691da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 23701da177e4SLinus Torvalds 23711da177e4SLinus Torvalds struct aac_srb_status_info { 23721da177e4SLinus Torvalds u32 status; 23731da177e4SLinus Torvalds char *str; 23741da177e4SLinus Torvalds }; 23751da177e4SLinus Torvalds 23761da177e4SLinus Torvalds 23771da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 23781da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 23791da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 23801da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 23811da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 23821da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 23831da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 23841da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 23851da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 23861da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 23871da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 23881da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 23891da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 23901da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 23911da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 23921da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 23931da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 23941da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 23951da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 23961da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 23971da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 23981da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 23991da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 24001da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 24011da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 24021da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 24031da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 24041da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 24051da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 24061da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 24071da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 24081da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 24091da177e4SLinus Torvalds { 0xff, "Unknown Error"} 24101da177e4SLinus Torvalds }; 24111da177e4SLinus Torvalds 24121da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 24131da177e4SLinus Torvalds { 24141da177e4SLinus Torvalds int i; 24151da177e4SLinus Torvalds 24161da177e4SLinus Torvalds for(i=0; i < (sizeof(srb_status_info)/sizeof(struct aac_srb_status_info)); i++ ){ 24171da177e4SLinus Torvalds if(srb_status_info[i].status == status){ 24181da177e4SLinus Torvalds return srb_status_info[i].str; 24191da177e4SLinus Torvalds } 24201da177e4SLinus Torvalds } 24211da177e4SLinus Torvalds 24221da177e4SLinus Torvalds return "Bad Status Code"; 24231da177e4SLinus Torvalds } 24241da177e4SLinus Torvalds 24251da177e4SLinus Torvalds #endif 2426