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> 351da177e4SLinus Torvalds #include <asm/semaphore.h> 361da177e4SLinus Torvalds #include <asm/uaccess.h> 371da177e4SLinus Torvalds 381da177e4SLinus Torvalds #include <scsi/scsi.h> 391da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 401da177e4SLinus Torvalds #include <scsi/scsi_device.h> 411da177e4SLinus Torvalds #include <scsi/scsi_host.h> 421da177e4SLinus Torvalds 431da177e4SLinus Torvalds #include "aacraid.h" 441da177e4SLinus Torvalds 451da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 461da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 471da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 481da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 491da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 511da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 521da177e4SLinus Torvalds 531da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 541da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 551da177e4SLinus Torvalds 561da177e4SLinus Torvalds /* 571da177e4SLinus Torvalds * Sense codes 581da177e4SLinus Torvalds */ 591da177e4SLinus Torvalds 601da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 611da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 621da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 631da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 641da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 651da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 661da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 671da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 681da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 691da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 701da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 711da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 721da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 731da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 741da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 751da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 761da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 771da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 781da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 791da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 801da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 811da177e4SLinus Torvalds 821da177e4SLinus Torvalds /* 831da177e4SLinus Torvalds * Additional sense codes 841da177e4SLinus Torvalds */ 851da177e4SLinus Torvalds 861da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 871da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 881da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 891da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 901da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 911da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 921da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 931da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 941da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 951da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 961da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 971da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 981da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 991da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1001da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1011da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1021da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1031da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1041da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1051da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1061da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1071da177e4SLinus Torvalds 1081da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1091da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1101da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1111da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1121da177e4SLinus Torvalds 1131da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1141da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1151da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1161da177e4SLinus Torvalds /* SCSI inquiry data */ 1171da177e4SLinus Torvalds struct inquiry_data { 1181da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1191da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1201da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1211da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1221da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1231da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1241da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1251da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1261da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1271da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1281da177e4SLinus Torvalds }; 1291da177e4SLinus Torvalds 1301da177e4SLinus Torvalds /* 1311da177e4SLinus Torvalds * M O D U L E G L O B A L S 1321da177e4SLinus Torvalds */ 1331da177e4SLinus Torvalds 1341da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); 1351da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); 1360e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); 1371da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 1381da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 1391da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 1401da177e4SLinus Torvalds #endif 1411da177e4SLinus Torvalds 1421da177e4SLinus Torvalds /* 1431da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 1441da177e4SLinus Torvalds */ 1451da177e4SLinus Torvalds 1461da177e4SLinus Torvalds static int nondasd = -1; 1471da177e4SLinus Torvalds static int dacmode = -1; 1481da177e4SLinus Torvalds 1491da177e4SLinus Torvalds static int commit = -1; 1501da177e4SLinus Torvalds 1511da177e4SLinus Torvalds module_param(nondasd, int, 0); 1521da177e4SLinus Torvalds MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); 1531da177e4SLinus Torvalds module_param(dacmode, int, 0); 1541da177e4SLinus Torvalds MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); 1551da177e4SLinus Torvalds module_param(commit, int, 0); 1561da177e4SLinus 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"); 1571da177e4SLinus Torvalds 1587c00ffa3SMark Haverkamp int numacb = -1; 1597c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1607c00ffa3SMark 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."); 1617c00ffa3SMark Haverkamp 1627c00ffa3SMark Haverkamp int acbsize = -1; 1637c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1647c00ffa3SMark 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."); 1651da177e4SLinus Torvalds /** 1661da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 1671da177e4SLinus Torvalds * @common: adapter to query 1681da177e4SLinus Torvalds * 1691da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 1701da177e4SLinus Torvalds */ 1711da177e4SLinus Torvalds int aac_get_config_status(struct aac_dev *dev) 1721da177e4SLinus Torvalds { 1731da177e4SLinus Torvalds int status = 0; 1741da177e4SLinus Torvalds struct fib * fibptr; 1751da177e4SLinus Torvalds 1761da177e4SLinus Torvalds if (!(fibptr = fib_alloc(dev))) 1771da177e4SLinus Torvalds return -ENOMEM; 1781da177e4SLinus Torvalds 1791da177e4SLinus Torvalds fib_init(fibptr); 1801da177e4SLinus Torvalds { 1811da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 1821da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 1831da177e4SLinus Torvalds 1841da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 1851da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 1861da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 1871da177e4SLinus Torvalds } 1881da177e4SLinus Torvalds 1891da177e4SLinus Torvalds status = fib_send(ContainerCommand, 1901da177e4SLinus Torvalds fibptr, 1911da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 1921da177e4SLinus Torvalds FsaNormal, 1931da177e4SLinus Torvalds 1, 1, 1941da177e4SLinus Torvalds NULL, NULL); 1951da177e4SLinus Torvalds if (status < 0 ) { 1961da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 1971da177e4SLinus Torvalds } else { 1981da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 1991da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2001da177e4SLinus Torvalds dprintk((KERN_WARNING 2011da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2021da177e4SLinus Torvalds le32_to_cpu(reply->response), 2031da177e4SLinus Torvalds le32_to_cpu(reply->status), 2041da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2051da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2061da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2071da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2081da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2091da177e4SLinus Torvalds status = -EINVAL; 2101da177e4SLinus Torvalds } 2111da177e4SLinus Torvalds } 2121da177e4SLinus Torvalds fib_complete(fibptr); 2131da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2141da177e4SLinus Torvalds if (status >= 0) { 2151da177e4SLinus Torvalds if (commit == 1) { 2161da177e4SLinus Torvalds struct aac_commit_config * dinfo; 2171da177e4SLinus Torvalds fib_init(fibptr); 2181da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2191da177e4SLinus Torvalds 2201da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2211da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2221da177e4SLinus Torvalds 2231da177e4SLinus Torvalds status = fib_send(ContainerCommand, 2241da177e4SLinus Torvalds fibptr, 2251da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2261da177e4SLinus Torvalds FsaNormal, 2271da177e4SLinus Torvalds 1, 1, 2281da177e4SLinus Torvalds NULL, NULL); 2291da177e4SLinus Torvalds fib_complete(fibptr); 2301da177e4SLinus Torvalds } else if (commit == 0) { 2311da177e4SLinus Torvalds printk(KERN_WARNING 2321da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2331da177e4SLinus Torvalds } 2341da177e4SLinus Torvalds } 2351da177e4SLinus Torvalds fib_free(fibptr); 2361da177e4SLinus Torvalds return status; 2371da177e4SLinus Torvalds } 2381da177e4SLinus Torvalds 2391da177e4SLinus Torvalds /** 2401da177e4SLinus Torvalds * aac_get_containers - list containers 2411da177e4SLinus Torvalds * @common: adapter to probe 2421da177e4SLinus Torvalds * 2431da177e4SLinus Torvalds * Make a list of all containers on this controller 2441da177e4SLinus Torvalds */ 2451da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2461da177e4SLinus Torvalds { 2471da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2481da177e4SLinus Torvalds u32 index; 2491da177e4SLinus Torvalds int status = 0; 2501da177e4SLinus Torvalds struct fib * fibptr; 2511da177e4SLinus Torvalds unsigned instance; 2521da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 2531da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 2541da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2551da177e4SLinus Torvalds 2561da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 2571da177e4SLinus Torvalds 2581da177e4SLinus Torvalds if (!(fibptr = fib_alloc(dev))) 2591da177e4SLinus Torvalds return -ENOMEM; 2601da177e4SLinus Torvalds 2611da177e4SLinus Torvalds fib_init(fibptr); 2621da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 2631da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2641da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 2651da177e4SLinus Torvalds 2661da177e4SLinus Torvalds status = fib_send(ContainerCommand, 2671da177e4SLinus Torvalds fibptr, 2681da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 2691da177e4SLinus Torvalds FsaNormal, 2701da177e4SLinus Torvalds 1, 1, 2711da177e4SLinus Torvalds NULL, NULL); 2721da177e4SLinus Torvalds if (status >= 0) { 2731da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 2741da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 2751da177e4SLinus Torvalds fib_complete(fibptr); 2761da177e4SLinus Torvalds } 2771da177e4SLinus Torvalds 2781da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 2791da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2801da177e4SLinus Torvalds fsa_dev_ptr = (struct fsa_dev_info *) kmalloc( 2811da177e4SLinus Torvalds sizeof(*fsa_dev_ptr) * maximum_num_containers, GFP_KERNEL); 2821da177e4SLinus Torvalds if (!fsa_dev_ptr) { 2831da177e4SLinus Torvalds fib_free(fibptr); 2841da177e4SLinus Torvalds return -ENOMEM; 2851da177e4SLinus Torvalds } 2861da177e4SLinus Torvalds memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers); 2871da177e4SLinus Torvalds 2881da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 2891da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 2901da177e4SLinus Torvalds 2911da177e4SLinus Torvalds for (index = 0; index < dev->maximum_num_containers; index++) { 2921da177e4SLinus Torvalds struct aac_query_mount *dinfo; 2931da177e4SLinus Torvalds struct aac_mount *dresp; 2941da177e4SLinus Torvalds 2951da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 2961da177e4SLinus Torvalds 2971da177e4SLinus Torvalds fib_init(fibptr); 2981da177e4SLinus Torvalds dinfo = (struct aac_query_mount *) fib_data(fibptr); 2991da177e4SLinus Torvalds 3001da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 3011da177e4SLinus Torvalds dinfo->count = cpu_to_le32(index); 3021da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 3031da177e4SLinus Torvalds 3041da177e4SLinus Torvalds status = fib_send(ContainerCommand, 3051da177e4SLinus Torvalds fibptr, 3061da177e4SLinus Torvalds sizeof (struct aac_query_mount), 3071da177e4SLinus Torvalds FsaNormal, 3081da177e4SLinus Torvalds 1, 1, 3091da177e4SLinus Torvalds NULL, NULL); 3101da177e4SLinus Torvalds if (status < 0 ) { 3111da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3121da177e4SLinus Torvalds break; 3131da177e4SLinus Torvalds } 3141da177e4SLinus Torvalds dresp = (struct aac_mount *)fib_data(fibptr); 3151da177e4SLinus Torvalds 3167a8cf29dSMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 3177a8cf29dSMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { 3187a8cf29dSMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 3197a8cf29dSMark Haverkamp dinfo->count = cpu_to_le32(index); 3207a8cf29dSMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 3217a8cf29dSMark Haverkamp 3227a8cf29dSMark Haverkamp if (fib_send(ContainerCommand, 3237a8cf29dSMark Haverkamp fibptr, 3247a8cf29dSMark Haverkamp sizeof(struct aac_query_mount), 3257a8cf29dSMark Haverkamp FsaNormal, 3267a8cf29dSMark Haverkamp 1, 1, 3277a8cf29dSMark Haverkamp NULL, NULL) < 0) 3287a8cf29dSMark Haverkamp continue; 3297a8cf29dSMark Haverkamp } else 3307a8cf29dSMark Haverkamp dresp->mnt[0].capacityhigh = 0; 3317a8cf29dSMark Haverkamp 3321da177e4SLinus Torvalds dprintk ((KERN_DEBUG 3337a8cf29dSMark Haverkamp "VM_NameServe cid=%d status=%d vol=%d state=%d cap=%llu\n", 3341da177e4SLinus Torvalds (int)index, (int)le32_to_cpu(dresp->status), 3351da177e4SLinus Torvalds (int)le32_to_cpu(dresp->mnt[0].vol), 3361da177e4SLinus Torvalds (int)le32_to_cpu(dresp->mnt[0].state), 3377a8cf29dSMark Haverkamp ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 3387a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32))); 3391da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 3401da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 3411da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 3421da177e4SLinus Torvalds fsa_dev_ptr[index].valid = 1; 3431da177e4SLinus Torvalds fsa_dev_ptr[index].type = le32_to_cpu(dresp->mnt[0].vol); 3447a8cf29dSMark Haverkamp fsa_dev_ptr[index].size 3457a8cf29dSMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 3467a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 3471da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 3481da177e4SLinus Torvalds fsa_dev_ptr[index].ro = 1; 3491da177e4SLinus Torvalds } 3501da177e4SLinus Torvalds fib_complete(fibptr); 3511da177e4SLinus Torvalds /* 3521da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3531da177e4SLinus Torvalds */ 3541da177e4SLinus Torvalds if ((index + 1) >= le32_to_cpu(dresp->count)){ 3551da177e4SLinus Torvalds break; 3561da177e4SLinus Torvalds } 3571da177e4SLinus Torvalds } 3581da177e4SLinus Torvalds fib_free(fibptr); 3591da177e4SLinus Torvalds return status; 3601da177e4SLinus Torvalds } 3611da177e4SLinus Torvalds 3621da177e4SLinus Torvalds static void aac_io_done(struct scsi_cmnd * scsicmd) 3631da177e4SLinus Torvalds { 3641da177e4SLinus Torvalds unsigned long cpu_flags; 3651da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 3661da177e4SLinus Torvalds spin_lock_irqsave(host->host_lock, cpu_flags); 3671da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 3681da177e4SLinus Torvalds spin_unlock_irqrestore(host->host_lock, cpu_flags); 3691da177e4SLinus Torvalds } 3701da177e4SLinus Torvalds 3713b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3723b2946ccSMark Haverkamp { 3733b2946ccSMark Haverkamp void *buf; 3743b2946ccSMark Haverkamp unsigned int transfer_len; 3753b2946ccSMark Haverkamp struct scatterlist *sg = scsicmd->request_buffer; 3763b2946ccSMark Haverkamp 3773b2946ccSMark Haverkamp if (scsicmd->use_sg) { 3783b2946ccSMark Haverkamp buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 3793b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 3803b2946ccSMark Haverkamp } else { 3813b2946ccSMark Haverkamp buf = scsicmd->request_buffer; 3823b2946ccSMark Haverkamp transfer_len = min(scsicmd->request_bufflen, len + offset); 3833b2946ccSMark Haverkamp } 3843b2946ccSMark Haverkamp 3853b2946ccSMark Haverkamp memcpy(buf + offset, data, transfer_len - offset); 3863b2946ccSMark Haverkamp 3873b2946ccSMark Haverkamp if (scsicmd->use_sg) 3883b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3893b2946ccSMark Haverkamp 3903b2946ccSMark Haverkamp } 3913b2946ccSMark Haverkamp 3921da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3931da177e4SLinus Torvalds { 3941da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3951da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3961da177e4SLinus Torvalds 3971da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 3981da177e4SLinus Torvalds 3991da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 4001da177e4SLinus Torvalds if (fibptr == NULL) 4011da177e4SLinus Torvalds BUG(); 4021da177e4SLinus Torvalds 4031da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 4041da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 4051da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 4061da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 4071da177e4SLinus Torvalds char *sp = get_name_reply->data; 4081da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 4091da177e4SLinus Torvalds while (*sp == ' ') 4101da177e4SLinus Torvalds ++sp; 4113b2946ccSMark Haverkamp if (*sp) { 4123b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 4133b2946ccSMark Haverkamp int count = sizeof(d); 4143b2946ccSMark Haverkamp char *dp = d; 4153b2946ccSMark Haverkamp do { 4161da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4171da177e4SLinus Torvalds } while (--count > 0); 4183b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4193b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4201da177e4SLinus Torvalds } 4213b2946ccSMark Haverkamp } 4223b2946ccSMark Haverkamp 4231da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4241da177e4SLinus Torvalds 4251da177e4SLinus Torvalds fib_complete(fibptr); 4261da177e4SLinus Torvalds fib_free(fibptr); 4271da177e4SLinus Torvalds aac_io_done(scsicmd); 4281da177e4SLinus Torvalds } 4291da177e4SLinus Torvalds 4301da177e4SLinus Torvalds /** 4311da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4321da177e4SLinus Torvalds */ 4331da177e4SLinus Torvalds static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) 4341da177e4SLinus Torvalds { 4351da177e4SLinus Torvalds int status; 4361da177e4SLinus Torvalds struct aac_get_name *dinfo; 4371da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4381da177e4SLinus Torvalds struct aac_dev * dev; 4391da177e4SLinus Torvalds 4401da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4411da177e4SLinus Torvalds 4421da177e4SLinus Torvalds if (!(cmd_fibcontext = fib_alloc(dev))) 4431da177e4SLinus Torvalds return -ENOMEM; 4441da177e4SLinus Torvalds 4451da177e4SLinus Torvalds fib_init(cmd_fibcontext); 4461da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4471da177e4SLinus Torvalds 4481da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4491da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4501da177e4SLinus Torvalds dinfo->cid = cpu_to_le32(cid); 4511da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4521da177e4SLinus Torvalds 4531da177e4SLinus Torvalds status = fib_send(ContainerCommand, 4541da177e4SLinus Torvalds cmd_fibcontext, 4551da177e4SLinus Torvalds sizeof (struct aac_get_name), 4561da177e4SLinus Torvalds FsaNormal, 4571da177e4SLinus Torvalds 0, 1, 4581da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4591da177e4SLinus Torvalds (void *) scsicmd); 4601da177e4SLinus Torvalds 4611da177e4SLinus Torvalds /* 4621da177e4SLinus Torvalds * Check that the command queued to the controller 4631da177e4SLinus Torvalds */ 4641da177e4SLinus Torvalds if (status == -EINPROGRESS) 4651da177e4SLinus Torvalds return 0; 4661da177e4SLinus Torvalds 4671da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_container_name: fib_send failed with status: %d.\n", status); 4681da177e4SLinus Torvalds fib_complete(cmd_fibcontext); 4691da177e4SLinus Torvalds fib_free(cmd_fibcontext); 4701da177e4SLinus Torvalds return -1; 4711da177e4SLinus Torvalds } 4721da177e4SLinus Torvalds 4731da177e4SLinus Torvalds /** 4741da177e4SLinus Torvalds * probe_container - query a logical volume 4751da177e4SLinus Torvalds * @dev: device to query 4761da177e4SLinus Torvalds * @cid: container identifier 4771da177e4SLinus Torvalds * 4781da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 4791da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 4801da177e4SLinus Torvalds */ 4811da177e4SLinus Torvalds 482131256cfSMark Haverkamp int probe_container(struct aac_dev *dev, int cid) 4831da177e4SLinus Torvalds { 4841da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4851da177e4SLinus Torvalds int status; 4861da177e4SLinus Torvalds struct aac_query_mount *dinfo; 4871da177e4SLinus Torvalds struct aac_mount *dresp; 4881da177e4SLinus Torvalds struct fib * fibptr; 4891da177e4SLinus Torvalds unsigned instance; 4901da177e4SLinus Torvalds 4911da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 4921da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 4931da177e4SLinus Torvalds 4941da177e4SLinus Torvalds if (!(fibptr = fib_alloc(dev))) 4951da177e4SLinus Torvalds return -ENOMEM; 4961da177e4SLinus Torvalds 4971da177e4SLinus Torvalds fib_init(fibptr); 4981da177e4SLinus Torvalds 4991da177e4SLinus Torvalds dinfo = (struct aac_query_mount *)fib_data(fibptr); 5001da177e4SLinus Torvalds 5011da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 5021da177e4SLinus Torvalds dinfo->count = cpu_to_le32(cid); 5031da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 5041da177e4SLinus Torvalds 5051da177e4SLinus Torvalds status = fib_send(ContainerCommand, 5061da177e4SLinus Torvalds fibptr, 5071da177e4SLinus Torvalds sizeof(struct aac_query_mount), 5081da177e4SLinus Torvalds FsaNormal, 5091da177e4SLinus Torvalds 1, 1, 5101da177e4SLinus Torvalds NULL, NULL); 5111da177e4SLinus Torvalds if (status < 0) { 5127c00ffa3SMark Haverkamp printk(KERN_WARNING "aacraid: probe_container query failed.\n"); 5131da177e4SLinus Torvalds goto error; 5141da177e4SLinus Torvalds } 5151da177e4SLinus Torvalds 5161da177e4SLinus Torvalds dresp = (struct aac_mount *) fib_data(fibptr); 5171da177e4SLinus Torvalds 5181da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 5197a8cf29dSMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { 5207a8cf29dSMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 5217a8cf29dSMark Haverkamp dinfo->count = cpu_to_le32(cid); 5227a8cf29dSMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 5237a8cf29dSMark Haverkamp 5247a8cf29dSMark Haverkamp if (fib_send(ContainerCommand, 5257a8cf29dSMark Haverkamp fibptr, 5267a8cf29dSMark Haverkamp sizeof(struct aac_query_mount), 5277a8cf29dSMark Haverkamp FsaNormal, 5287a8cf29dSMark Haverkamp 1, 1, 5297a8cf29dSMark Haverkamp NULL, NULL) < 0) 5307a8cf29dSMark Haverkamp goto error; 5317a8cf29dSMark Haverkamp } else 5327a8cf29dSMark Haverkamp dresp->mnt[0].capacityhigh = 0; 5337a8cf29dSMark Haverkamp 5347a8cf29dSMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 5351da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 5361da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 5371da177e4SLinus Torvalds fsa_dev_ptr[cid].valid = 1; 5381da177e4SLinus Torvalds fsa_dev_ptr[cid].type = le32_to_cpu(dresp->mnt[0].vol); 5397a8cf29dSMark Haverkamp fsa_dev_ptr[cid].size 5407a8cf29dSMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 5417a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 5421da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 5431da177e4SLinus Torvalds fsa_dev_ptr[cid].ro = 1; 5441da177e4SLinus Torvalds } 5451da177e4SLinus Torvalds 5461da177e4SLinus Torvalds error: 5471da177e4SLinus Torvalds fib_complete(fibptr); 5481da177e4SLinus Torvalds fib_free(fibptr); 5491da177e4SLinus Torvalds 5501da177e4SLinus Torvalds return status; 5511da177e4SLinus Torvalds } 5521da177e4SLinus Torvalds 5531da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 5541da177e4SLinus Torvalds struct scsi_inq { 5551da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 5561da177e4SLinus Torvalds char pid[16]; /* Product ID */ 5571da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 5581da177e4SLinus Torvalds }; 5591da177e4SLinus Torvalds 5601da177e4SLinus Torvalds /** 5611da177e4SLinus Torvalds * InqStrCopy - string merge 5621da177e4SLinus Torvalds * @a: string to copy from 5631da177e4SLinus Torvalds * @b: string to copy to 5641da177e4SLinus Torvalds * 5651da177e4SLinus Torvalds * Copy a String from one location to another 5661da177e4SLinus Torvalds * without copying \0 5671da177e4SLinus Torvalds */ 5681da177e4SLinus Torvalds 5691da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 5701da177e4SLinus Torvalds { 5711da177e4SLinus Torvalds 5721da177e4SLinus Torvalds while(*a != (char)0) 5731da177e4SLinus Torvalds *b++ = *a++; 5741da177e4SLinus Torvalds } 5751da177e4SLinus Torvalds 5761da177e4SLinus Torvalds static char *container_types[] = { 5771da177e4SLinus Torvalds "None", 5781da177e4SLinus Torvalds "Volume", 5791da177e4SLinus Torvalds "Mirror", 5801da177e4SLinus Torvalds "Stripe", 5811da177e4SLinus Torvalds "RAID5", 5821da177e4SLinus Torvalds "SSRW", 5831da177e4SLinus Torvalds "SSRO", 5841da177e4SLinus Torvalds "Morph", 5851da177e4SLinus Torvalds "Legacy", 5861da177e4SLinus Torvalds "RAID4", 5871da177e4SLinus Torvalds "RAID10", 5881da177e4SLinus Torvalds "RAID00", 5891da177e4SLinus Torvalds "V-MIRRORS", 5901da177e4SLinus Torvalds "PSEUDO R4", 5911da177e4SLinus Torvalds "RAID50", 59284971738SMark Haverkamp "RAID5D", 59384971738SMark Haverkamp "RAID5D0", 59484971738SMark Haverkamp "RAID1E", 59584971738SMark Haverkamp "RAID6", 59684971738SMark Haverkamp "RAID60", 5971da177e4SLinus Torvalds "Unknown" 5981da177e4SLinus Torvalds }; 5991da177e4SLinus Torvalds 6001da177e4SLinus Torvalds 6011da177e4SLinus Torvalds 6021da177e4SLinus Torvalds /* Function: setinqstr 6031da177e4SLinus Torvalds * 6041da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6051da177e4SLinus Torvalds * 6061da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6071da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6081da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6091da177e4SLinus Torvalds */ 6101da177e4SLinus Torvalds 6111da177e4SLinus Torvalds static void setinqstr(int devtype, void *data, int tindex) 6121da177e4SLinus Torvalds { 6131da177e4SLinus Torvalds struct scsi_inq *str; 6141da177e4SLinus Torvalds struct aac_driver_ident *mp; 6151da177e4SLinus Torvalds 6161da177e4SLinus Torvalds mp = aac_get_driver_ident(devtype); 6171da177e4SLinus Torvalds 6181da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 6191da177e4SLinus Torvalds 6201da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 6211da177e4SLinus Torvalds inqstrcpy (mp->model, str->pid); /* last six chars reserved for vol type */ 6221da177e4SLinus Torvalds 6231da177e4SLinus Torvalds if (tindex < (sizeof(container_types)/sizeof(char *))){ 6241da177e4SLinus Torvalds char *findit = str->pid; 6251da177e4SLinus Torvalds 6261da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 6271da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 6281da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 6291da177e4SLinus Torvalds *(findit -= 4) = ' '; 6301da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 6311da177e4SLinus Torvalds } 6321da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 6331da177e4SLinus Torvalds } 6341da177e4SLinus Torvalds 6354833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 6361da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 6371da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 6381da177e4SLinus Torvalds u32 residue) 6391da177e4SLinus Torvalds { 6401da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 6411da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 6421da177e4SLinus Torvalds 6431da177e4SLinus Torvalds if (incorrect_length) { 6441da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 6451da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 6461da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 6471da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 6481da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 6491da177e4SLinus Torvalds } else 6501da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 6511da177e4SLinus Torvalds 6521da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 6531da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 6541da177e4SLinus Torvalds else 6551da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 6561da177e4SLinus Torvalds 6571da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 6581da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 6591da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 6601da177e4SLinus Torvalds sense_buf[15] = 0; 6611da177e4SLinus Torvalds 6621da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 6631da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 6641da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 6651da177e4SLinus Torvalds 6661da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 6671da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 6681da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 6691da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 6701da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 6711da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 6721da177e4SLinus Torvalds } 6731da177e4SLinus Torvalds } 6741da177e4SLinus Torvalds 6751da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 6761da177e4SLinus Torvalds { 6771da177e4SLinus Torvalds struct fib* fibptr; 6781da177e4SLinus Torvalds int rcode; 6791da177e4SLinus Torvalds u32 tmp; 6807c00ffa3SMark Haverkamp struct aac_adapter_info *info; 68184971738SMark Haverkamp struct aac_bus_info *command; 68284971738SMark Haverkamp struct aac_bus_info_response *bus_info; 6837c00ffa3SMark Haverkamp 6841da177e4SLinus Torvalds if (!(fibptr = fib_alloc(dev))) 6851da177e4SLinus Torvalds return -ENOMEM; 6861da177e4SLinus Torvalds 6871da177e4SLinus Torvalds fib_init(fibptr); 6881da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 6897c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 6901da177e4SLinus Torvalds 6911da177e4SLinus Torvalds rcode = fib_send(RequestAdapterInfo, 6921da177e4SLinus Torvalds fibptr, 6937c00ffa3SMark Haverkamp sizeof(*info), 6941da177e4SLinus Torvalds FsaNormal, 6951da177e4SLinus Torvalds 1, 1, 6961da177e4SLinus Torvalds NULL, 6971da177e4SLinus Torvalds NULL); 6981da177e4SLinus Torvalds 6997c00ffa3SMark Haverkamp if (rcode < 0) { 7007c00ffa3SMark Haverkamp fib_complete(fibptr); 7017c00ffa3SMark Haverkamp fib_free(fibptr); 7027c00ffa3SMark Haverkamp return rcode; 7037c00ffa3SMark Haverkamp } 7047c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 7057c00ffa3SMark Haverkamp 7067c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 7077c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 7087c00ffa3SMark Haverkamp 7097c00ffa3SMark Haverkamp fib_init(fibptr); 7107c00ffa3SMark Haverkamp 7117c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 7127c00ffa3SMark Haverkamp 7137c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7147c00ffa3SMark Haverkamp 7157c00ffa3SMark Haverkamp rcode = fib_send(RequestSupplementAdapterInfo, 7167c00ffa3SMark Haverkamp fibptr, 7177c00ffa3SMark Haverkamp sizeof(*info), 7187c00ffa3SMark Haverkamp FsaNormal, 7197c00ffa3SMark Haverkamp 1, 1, 7207c00ffa3SMark Haverkamp NULL, 7217c00ffa3SMark Haverkamp NULL); 7227c00ffa3SMark Haverkamp 7237c00ffa3SMark Haverkamp if (rcode >= 0) 7247c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 7257c00ffa3SMark Haverkamp } 7261da177e4SLinus Torvalds 72784971738SMark Haverkamp 72884971738SMark Haverkamp /* 72984971738SMark Haverkamp * GetBusInfo 73084971738SMark Haverkamp */ 73184971738SMark Haverkamp 73284971738SMark Haverkamp fib_init(fibptr); 73384971738SMark Haverkamp 73484971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 73584971738SMark Haverkamp 73684971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 73784971738SMark Haverkamp 73884971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 73984971738SMark Haverkamp 74084971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 74184971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 74284971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 74384971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 74484971738SMark Haverkamp 74584971738SMark Haverkamp rcode = fib_send(ContainerCommand, 74684971738SMark Haverkamp fibptr, 74784971738SMark Haverkamp sizeof (*bus_info), 74884971738SMark Haverkamp FsaNormal, 74984971738SMark Haverkamp 1, 1, 75084971738SMark Haverkamp NULL, NULL); 75184971738SMark Haverkamp 75284971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 75384971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 75484971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 75584971738SMark Haverkamp } 75684971738SMark Haverkamp 7571da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 7587c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 7591da177e4SLinus Torvalds dev->name, 7601da177e4SLinus Torvalds dev->id, 7611da177e4SLinus Torvalds tmp>>24, 7621da177e4SLinus Torvalds (tmp>>16)&0xff, 7631da177e4SLinus Torvalds tmp&0xff, 7647c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 7657c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 7667c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 7671da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 7681da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 7691da177e4SLinus Torvalds dev->name, dev->id, 7701da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 7711da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 7721da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 7731da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 7741da177e4SLinus Torvalds dev->name, dev->id, 7751da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 7761da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 7771da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 7781da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 7791da177e4SLinus Torvalds dev->name, dev->id, 7801da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 7811da177e4SLinus Torvalds 7821da177e4SLinus Torvalds dev->nondasd_support = 0; 7831da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 7841da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 7851da177e4SLinus Torvalds dev->nondasd_support = 1; 7861da177e4SLinus Torvalds } 7871da177e4SLinus Torvalds 7881da177e4SLinus Torvalds /* 7891da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 7901da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 7911da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 7921da177e4SLinus Torvalds * additional changes changes will have to be made to support 7931da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 7941da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 7951da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 7961da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 7971da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 7981da177e4SLinus Torvalds */ 7991da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 8001da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 8011da177e4SLinus Torvalds dev->nondasd_support = 1; 8021da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 8031da177e4SLinus Torvalds } 8041da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 8051da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 8061da177e4SLinus Torvalds dev->name, dev->id); 8071da177e4SLinus Torvalds 8081da177e4SLinus Torvalds if(nondasd != -1) { 8091da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 8101da177e4SLinus Torvalds } 8111da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 8121da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 8131da177e4SLinus Torvalds } 8141da177e4SLinus Torvalds 8151da177e4SLinus Torvalds dev->dac_support = 0; 8161da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 8171da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 8181da177e4SLinus Torvalds dev->dac_support = 1; 8191da177e4SLinus Torvalds } 8201da177e4SLinus Torvalds 8211da177e4SLinus Torvalds if(dacmode != -1) { 8221da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 8231da177e4SLinus Torvalds } 8241da177e4SLinus Torvalds if(dev->dac_support != 0) { 8251da177e4SLinus Torvalds if (!pci_set_dma_mask(dev->pdev, 0xFFFFFFFFFFFFFFFFULL) && 8261da177e4SLinus Torvalds !pci_set_consistent_dma_mask(dev->pdev, 0xFFFFFFFFFFFFFFFFULL)) { 8271da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 8281da177e4SLinus Torvalds dev->name, dev->id); 8291da177e4SLinus Torvalds } else if (!pci_set_dma_mask(dev->pdev, 0xFFFFFFFFULL) && 8301da177e4SLinus Torvalds !pci_set_consistent_dma_mask(dev->pdev, 0xFFFFFFFFULL)) { 8311da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 8321da177e4SLinus Torvalds dev->name, dev->id); 8331da177e4SLinus Torvalds dev->dac_support = 0; 8341da177e4SLinus Torvalds } else { 8351da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 8361da177e4SLinus Torvalds dev->name, dev->id); 8371da177e4SLinus Torvalds rcode = -ENOMEM; 8381da177e4SLinus Torvalds } 8391da177e4SLinus Torvalds } 8407c00ffa3SMark Haverkamp /* 8417c00ffa3SMark Haverkamp * 57 scatter gather elements 8427c00ffa3SMark Haverkamp */ 8430e68c003SMark Haverkamp if (!(dev->raw_io_interface)) { 8447c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 8457c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 8467c00ffa3SMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgmap)) / 8477c00ffa3SMark Haverkamp sizeof(struct sgmap); 8487c00ffa3SMark Haverkamp if (dev->dac_support) { 8497c00ffa3SMark Haverkamp /* 8507c00ffa3SMark Haverkamp * 38 scatter gather elements 8517c00ffa3SMark Haverkamp */ 8527c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 8537c00ffa3SMark Haverkamp (dev->max_fib_size - 8547c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 8557c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 8567c00ffa3SMark Haverkamp sizeof(struct sgmap64)) / 8577c00ffa3SMark Haverkamp sizeof(struct sgmap64); 8587c00ffa3SMark Haverkamp } 8597c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 8607c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 8617c00ffa3SMark Haverkamp /* 8627c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 8637c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 8647c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 8657c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 8667c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 8677c00ffa3SMark Haverkamp * element. 8687c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 8697c00ffa3SMark Haverkamp */ 8707c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 8717c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 8727c00ffa3SMark Haverkamp } 8730e68c003SMark Haverkamp } 8741da177e4SLinus Torvalds 8751da177e4SLinus Torvalds fib_complete(fibptr); 8761da177e4SLinus Torvalds fib_free(fibptr); 8771da177e4SLinus Torvalds 8781da177e4SLinus Torvalds return rcode; 8791da177e4SLinus Torvalds } 8801da177e4SLinus Torvalds 8811da177e4SLinus Torvalds 882e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 8831da177e4SLinus Torvalds { 8841da177e4SLinus Torvalds struct aac_dev *dev; 8851da177e4SLinus Torvalds struct aac_read_reply *readreply; 8861da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 8871da177e4SLinus Torvalds u32 cid; 8881da177e4SLinus Torvalds 8891da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 8901da177e4SLinus Torvalds 8911da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 8921da177e4SLinus Torvalds cid = ID_LUN_TO_CONTAINER(scsicmd->device->id, scsicmd->device->lun); 8931da177e4SLinus Torvalds 8947a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 8957a8cf29dSMark Haverkamp u64 lba; 8967a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 8977a8cf29dSMark Haverkamp case WRITE_6: 8987a8cf29dSMark Haverkamp case READ_6: 8997a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 9007a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 9017a8cf29dSMark Haverkamp break; 9027a8cf29dSMark Haverkamp case WRITE_16: 9037a8cf29dSMark Haverkamp case READ_16: 9047a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 9057a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 9067a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 9077a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 9087a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 9097a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 9107a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 9117a8cf29dSMark Haverkamp break; 9127a8cf29dSMark Haverkamp case WRITE_12: 9137a8cf29dSMark Haverkamp case READ_12: 9147a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9157a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9167a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9177a8cf29dSMark Haverkamp break; 9187a8cf29dSMark Haverkamp default: 9197a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9207a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9217a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9227a8cf29dSMark Haverkamp break; 9237a8cf29dSMark Haverkamp } 9247a8cf29dSMark Haverkamp printk(KERN_DEBUG 9257a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 9267a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 9277a8cf29dSMark Haverkamp } 9281da177e4SLinus Torvalds 9291da177e4SLinus Torvalds if (fibptr == NULL) 9301da177e4SLinus Torvalds BUG(); 9311da177e4SLinus Torvalds 9321da177e4SLinus Torvalds if(scsicmd->use_sg) 9331da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 9341da177e4SLinus Torvalds (struct scatterlist *)scsicmd->buffer, 9351da177e4SLinus Torvalds scsicmd->use_sg, 9361da177e4SLinus Torvalds scsicmd->sc_data_direction); 9371da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 9381da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 9391da177e4SLinus Torvalds scsicmd->request_bufflen, 9401da177e4SLinus Torvalds scsicmd->sc_data_direction); 9411da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 9421da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 9431da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 9441da177e4SLinus Torvalds else { 9457c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 946e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 9471da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 9487c00ffa3SMark Haverkamp #endif 9491da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 9501da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 9511da177e4SLinus Torvalds HARDWARE_ERROR, 9521da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 9531da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 9541da177e4SLinus Torvalds 0, 0); 9551da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9561da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 9571da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 9581da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 9591da177e4SLinus Torvalds } 9601da177e4SLinus Torvalds fib_complete(fibptr); 9611da177e4SLinus Torvalds fib_free(fibptr); 9621da177e4SLinus Torvalds 9631da177e4SLinus Torvalds aac_io_done(scsicmd); 9641da177e4SLinus Torvalds } 9651da177e4SLinus Torvalds 9664833869eSAdrian Bunk static int aac_read(struct scsi_cmnd * scsicmd, int cid) 9671da177e4SLinus Torvalds { 9687a8cf29dSMark Haverkamp u64 lba; 9691da177e4SLinus Torvalds u32 count; 9701da177e4SLinus Torvalds int status; 9711da177e4SLinus Torvalds 9721da177e4SLinus Torvalds u16 fibsize; 9731da177e4SLinus Torvalds struct aac_dev *dev; 9741da177e4SLinus Torvalds struct fib * cmd_fibcontext; 9751da177e4SLinus Torvalds 9761da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 9771da177e4SLinus Torvalds /* 9781da177e4SLinus Torvalds * Get block address and transfer length 9791da177e4SLinus Torvalds */ 9807a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 9817a8cf29dSMark Haverkamp case READ_6: 9821da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", cid)); 9831da177e4SLinus Torvalds 9847a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 9857a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 9861da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 9871da177e4SLinus Torvalds 9881da177e4SLinus Torvalds if (count == 0) 9891da177e4SLinus Torvalds count = 256; 9907a8cf29dSMark Haverkamp break; 9917a8cf29dSMark Haverkamp case READ_16: 9927a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", cid)); 9937a8cf29dSMark Haverkamp 9947a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 9957a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 9967a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 9977a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 9987a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 9997a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10007a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10017a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 10027a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 10037a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 10047a8cf29dSMark Haverkamp break; 10057a8cf29dSMark Haverkamp case READ_12: 10067a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", cid)); 10077a8cf29dSMark Haverkamp 10087a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10097a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10107a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10117a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 10127a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10137a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10147a8cf29dSMark Haverkamp break; 10157a8cf29dSMark Haverkamp default: 10161da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", cid)); 10171da177e4SLinus Torvalds 10187a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10197a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10207a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10211da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 10227a8cf29dSMark Haverkamp break; 10231da177e4SLinus Torvalds } 10247a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 10257c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 10267a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) && 10277a8cf29dSMark Haverkamp (lba & 0xffffffff00000000LL)) { 10287a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read: Illegal lba\n")); 10297a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 10307a8cf29dSMark Haverkamp SAM_STAT_CHECK_CONDITION; 10317a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 10327a8cf29dSMark Haverkamp HARDWARE_ERROR, 10337a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 10347a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 10357a8cf29dSMark Haverkamp 0, 0); 10367a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 10377a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 10387a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 10397a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 10407a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 10417a8cf29dSMark Haverkamp return 0; 10427a8cf29dSMark Haverkamp } 10431da177e4SLinus Torvalds /* 10441da177e4SLinus Torvalds * Alocate and initialize a Fib 10451da177e4SLinus Torvalds */ 10461da177e4SLinus Torvalds if (!(cmd_fibcontext = fib_alloc(dev))) { 10471da177e4SLinus Torvalds return -1; 10481da177e4SLinus Torvalds } 10491da177e4SLinus Torvalds 10501da177e4SLinus Torvalds fib_init(cmd_fibcontext); 10511da177e4SLinus Torvalds 10520e68c003SMark Haverkamp if (dev->raw_io_interface) { 10530e68c003SMark Haverkamp struct aac_raw_io *readcmd; 10540e68c003SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 10557a8cf29dSMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 10567a8cf29dSMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 10570e68c003SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 10580e68c003SMark Haverkamp readcmd->cid = cpu_to_le16(cid); 10590e68c003SMark Haverkamp readcmd->flags = cpu_to_le16(1); 10600e68c003SMark Haverkamp readcmd->bpTotal = 0; 10610e68c003SMark Haverkamp readcmd->bpComplete = 0; 10620e68c003SMark Haverkamp 10630e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &readcmd->sg); 10640e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 10650e68c003SMark Haverkamp if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) 10660e68c003SMark Haverkamp BUG(); 10670e68c003SMark Haverkamp /* 10680e68c003SMark Haverkamp * Now send the Fib to the adapter 10690e68c003SMark Haverkamp */ 10700e68c003SMark Haverkamp status = fib_send(ContainerRawIo, 10710e68c003SMark Haverkamp cmd_fibcontext, 10720e68c003SMark Haverkamp fibsize, 10730e68c003SMark Haverkamp FsaNormal, 10740e68c003SMark Haverkamp 0, 1, 10750e68c003SMark Haverkamp (fib_callback) io_callback, 10760e68c003SMark Haverkamp (void *) scsicmd); 10770e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 10781da177e4SLinus Torvalds struct aac_read64 *readcmd; 10791da177e4SLinus Torvalds readcmd = (struct aac_read64 *) fib_data(cmd_fibcontext); 10801da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtHostRead64); 10811da177e4SLinus Torvalds readcmd->cid = cpu_to_le16(cid); 10821da177e4SLinus Torvalds readcmd->sector_count = cpu_to_le16(count); 10837a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 10841da177e4SLinus Torvalds readcmd->pad = 0; 10851da177e4SLinus Torvalds readcmd->flags = 0; 10861da177e4SLinus Torvalds 10871da177e4SLinus Torvalds aac_build_sg64(scsicmd, &readcmd->sg); 10881da177e4SLinus Torvalds fibsize = sizeof(struct aac_read64) + 10891da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 10901da177e4SLinus Torvalds sizeof (struct sgentry64)); 109177d71d22SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 10921da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 10931da177e4SLinus Torvalds /* 10941da177e4SLinus Torvalds * Now send the Fib to the adapter 10951da177e4SLinus Torvalds */ 10961da177e4SLinus Torvalds status = fib_send(ContainerCommand64, 10971da177e4SLinus Torvalds cmd_fibcontext, 10981da177e4SLinus Torvalds fibsize, 10991da177e4SLinus Torvalds FsaNormal, 11001da177e4SLinus Torvalds 0, 1, 1101e53cb35aSMark Haverkamp (fib_callback) io_callback, 11021da177e4SLinus Torvalds (void *) scsicmd); 11031da177e4SLinus Torvalds } else { 11041da177e4SLinus Torvalds struct aac_read *readcmd; 11051da177e4SLinus Torvalds readcmd = (struct aac_read *) fib_data(cmd_fibcontext); 11061da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtBlockRead); 11071da177e4SLinus Torvalds readcmd->cid = cpu_to_le32(cid); 11087a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11091da177e4SLinus Torvalds readcmd->count = cpu_to_le32(count * 512); 11101da177e4SLinus Torvalds 11111da177e4SLinus Torvalds aac_build_sg(scsicmd, &readcmd->sg); 11121da177e4SLinus Torvalds fibsize = sizeof(struct aac_read) + 11131da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11141da177e4SLinus Torvalds sizeof (struct sgentry)); 11157c00ffa3SMark 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 */ 11201da177e4SLinus Torvalds status = fib_send(ContainerCommand, 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 } 11281da177e4SLinus Torvalds 11291da177e4SLinus Torvalds 11301da177e4SLinus Torvalds 11311da177e4SLinus Torvalds /* 11321da177e4SLinus Torvalds * Check that the command queued to the controller 11331da177e4SLinus Torvalds */ 11341da177e4SLinus Torvalds if (status == -EINPROGRESS) 11351da177e4SLinus Torvalds return 0; 11361da177e4SLinus Torvalds 11371da177e4SLinus Torvalds printk(KERN_WARNING "aac_read: fib_send failed with status: %d.\n", status); 11381da177e4SLinus Torvalds /* 11391da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 11401da177e4SLinus Torvalds */ 11411da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 11421da177e4SLinus Torvalds aac_io_done(scsicmd); 11431da177e4SLinus Torvalds fib_complete(cmd_fibcontext); 11441da177e4SLinus Torvalds fib_free(cmd_fibcontext); 11451da177e4SLinus Torvalds return 0; 11461da177e4SLinus Torvalds } 11471da177e4SLinus Torvalds 11481da177e4SLinus Torvalds static int aac_write(struct scsi_cmnd * scsicmd, int cid) 11491da177e4SLinus Torvalds { 11507a8cf29dSMark Haverkamp u64 lba; 11511da177e4SLinus Torvalds u32 count; 11521da177e4SLinus Torvalds int status; 11531da177e4SLinus Torvalds u16 fibsize; 11541da177e4SLinus Torvalds struct aac_dev *dev; 11551da177e4SLinus Torvalds struct fib * cmd_fibcontext; 11561da177e4SLinus Torvalds 11571da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 11581da177e4SLinus Torvalds /* 11591da177e4SLinus Torvalds * Get block address and transfer length 11601da177e4SLinus Torvalds */ 11611da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 11621da177e4SLinus Torvalds { 11631da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 11641da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 11651da177e4SLinus Torvalds if (count == 0) 11661da177e4SLinus Torvalds count = 256; 11677a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 11687a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", cid)); 11697a8cf29dSMark Haverkamp 11707a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 11717a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 11727a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 11737a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 11747a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 11757a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 11767a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 11777a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 11787a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 11797a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 11807a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", cid)); 11817a8cf29dSMark Haverkamp 11827a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 11837a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 11847a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 11857a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 11861da177e4SLinus Torvalds } else { 11871da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", cid)); 11887a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 11891da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 11901da177e4SLinus Torvalds } 11917a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 11921da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 11937a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) 11947a8cf29dSMark Haverkamp && (lba & 0xffffffff00000000LL)) { 11957a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write: Illegal lba\n")); 11967a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 11977a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 11987a8cf29dSMark Haverkamp HARDWARE_ERROR, 11997a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 12007a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 12017a8cf29dSMark Haverkamp 0, 0); 12027a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12037a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 12047a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 12057a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 12067a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 12077a8cf29dSMark Haverkamp return 0; 12087a8cf29dSMark Haverkamp } 12091da177e4SLinus Torvalds /* 12101da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 12111da177e4SLinus Torvalds */ 12121da177e4SLinus Torvalds if (!(cmd_fibcontext = fib_alloc(dev))) { 12131da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 12141da177e4SLinus Torvalds aac_io_done(scsicmd); 12151da177e4SLinus Torvalds return 0; 12161da177e4SLinus Torvalds } 12171da177e4SLinus Torvalds fib_init(cmd_fibcontext); 12181da177e4SLinus Torvalds 12190e68c003SMark Haverkamp if (dev->raw_io_interface) { 12200e68c003SMark Haverkamp struct aac_raw_io *writecmd; 12210e68c003SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 12227a8cf29dSMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 12237a8cf29dSMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 12240e68c003SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 12250e68c003SMark Haverkamp writecmd->cid = cpu_to_le16(cid); 12260e68c003SMark Haverkamp writecmd->flags = 0; 12270e68c003SMark Haverkamp writecmd->bpTotal = 0; 12280e68c003SMark Haverkamp writecmd->bpComplete = 0; 12290e68c003SMark Haverkamp 12300e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &writecmd->sg); 12310e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 12320e68c003SMark Haverkamp if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) 12330e68c003SMark Haverkamp BUG(); 12340e68c003SMark Haverkamp /* 12350e68c003SMark Haverkamp * Now send the Fib to the adapter 12360e68c003SMark Haverkamp */ 12370e68c003SMark Haverkamp status = fib_send(ContainerRawIo, 12380e68c003SMark Haverkamp cmd_fibcontext, 12390e68c003SMark Haverkamp fibsize, 12400e68c003SMark Haverkamp FsaNormal, 12410e68c003SMark Haverkamp 0, 1, 12420e68c003SMark Haverkamp (fib_callback) io_callback, 12430e68c003SMark Haverkamp (void *) scsicmd); 12440e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 12451da177e4SLinus Torvalds struct aac_write64 *writecmd; 12461da177e4SLinus Torvalds writecmd = (struct aac_write64 *) fib_data(cmd_fibcontext); 12471da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtHostWrite64); 12481da177e4SLinus Torvalds writecmd->cid = cpu_to_le16(cid); 12491da177e4SLinus Torvalds writecmd->sector_count = cpu_to_le16(count); 12507a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 12511da177e4SLinus Torvalds writecmd->pad = 0; 12521da177e4SLinus Torvalds writecmd->flags = 0; 12531da177e4SLinus Torvalds 12541da177e4SLinus Torvalds aac_build_sg64(scsicmd, &writecmd->sg); 12551da177e4SLinus Torvalds fibsize = sizeof(struct aac_write64) + 12561da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 12571da177e4SLinus Torvalds sizeof (struct sgentry64)); 12587c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 12591da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 12601da177e4SLinus Torvalds /* 12611da177e4SLinus Torvalds * Now send the Fib to the adapter 12621da177e4SLinus Torvalds */ 12631da177e4SLinus Torvalds status = fib_send(ContainerCommand64, 12641da177e4SLinus Torvalds cmd_fibcontext, 12651da177e4SLinus Torvalds fibsize, 12661da177e4SLinus Torvalds FsaNormal, 12671da177e4SLinus Torvalds 0, 1, 1268e53cb35aSMark Haverkamp (fib_callback) io_callback, 12691da177e4SLinus Torvalds (void *) scsicmd); 12701da177e4SLinus Torvalds } else { 12711da177e4SLinus Torvalds struct aac_write *writecmd; 12721da177e4SLinus Torvalds writecmd = (struct aac_write *) fib_data(cmd_fibcontext); 12731da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtBlockWrite); 12741da177e4SLinus Torvalds writecmd->cid = cpu_to_le32(cid); 12757a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 12761da177e4SLinus Torvalds writecmd->count = cpu_to_le32(count * 512); 12771da177e4SLinus Torvalds writecmd->sg.count = cpu_to_le32(1); 12781da177e4SLinus Torvalds /* ->stable is not used - it did mean which type of write */ 12791da177e4SLinus Torvalds 12801da177e4SLinus Torvalds aac_build_sg(scsicmd, &writecmd->sg); 12811da177e4SLinus Torvalds fibsize = sizeof(struct aac_write) + 12821da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 12831da177e4SLinus Torvalds sizeof (struct sgentry)); 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 */ 12891da177e4SLinus Torvalds status = fib_send(ContainerCommand, 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 } 12971da177e4SLinus Torvalds 12981da177e4SLinus Torvalds /* 12991da177e4SLinus Torvalds * Check that the command queued to the controller 13001da177e4SLinus Torvalds */ 13011da177e4SLinus Torvalds if (status == -EINPROGRESS) 13021da177e4SLinus Torvalds { 13031da177e4SLinus Torvalds return 0; 13041da177e4SLinus Torvalds } 13051da177e4SLinus Torvalds 13061da177e4SLinus Torvalds printk(KERN_WARNING "aac_write: fib_send failed with status: %d\n", status); 13071da177e4SLinus Torvalds /* 13081da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 13091da177e4SLinus Torvalds */ 13101da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 13111da177e4SLinus Torvalds aac_io_done(scsicmd); 13121da177e4SLinus Torvalds 13131da177e4SLinus Torvalds fib_complete(cmd_fibcontext); 13141da177e4SLinus Torvalds fib_free(cmd_fibcontext); 13151da177e4SLinus Torvalds return 0; 13161da177e4SLinus Torvalds } 13171da177e4SLinus Torvalds 13181da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 13191da177e4SLinus Torvalds { 13201da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 13211da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13221da177e4SLinus Torvalds 13231da177e4SLinus Torvalds cmd = context; 13241da177e4SLinus Torvalds 13251da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 13261da177e4SLinus Torvalds smp_processor_id(), jiffies)); 13271da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 13281da177e4SLinus Torvalds 13291da177e4SLinus Torvalds 13301da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 13311da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 13321da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13331da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13341da177e4SLinus Torvalds else { 13351da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 13361da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 13371da177e4SLinus Torvalds u32 cid = ID_LUN_TO_CONTAINER(sdev->id, sdev->lun); 13381da177e4SLinus Torvalds printk(KERN_WARNING 13391da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 13401da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 13411da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13421da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13431da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 13441da177e4SLinus Torvalds HARDWARE_ERROR, 13451da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13461da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13471da177e4SLinus Torvalds 0, 0); 13481da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13491da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 13501da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 13511da177e4SLinus Torvalds } 13521da177e4SLinus Torvalds 13531da177e4SLinus Torvalds fib_complete(fibptr); 13541da177e4SLinus Torvalds fib_free(fibptr); 13551da177e4SLinus Torvalds aac_io_done(cmd); 13561da177e4SLinus Torvalds } 13571da177e4SLinus Torvalds 13581da177e4SLinus Torvalds static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) 13591da177e4SLinus Torvalds { 13601da177e4SLinus Torvalds int status; 13611da177e4SLinus Torvalds struct fib *cmd_fibcontext; 13621da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 13631da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13641da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 13651da177e4SLinus Torvalds int active = 0; 13661da177e4SLinus Torvalds unsigned long flags; 13671da177e4SLinus Torvalds 13681da177e4SLinus Torvalds /* 13691da177e4SLinus Torvalds * Wait for all commands to complete to this specific 13701da177e4SLinus Torvalds * target (block). 13711da177e4SLinus Torvalds */ 13721da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 13731da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 13741da177e4SLinus Torvalds if (cmd != scsicmd && cmd->serial_number != 0) { 13751da177e4SLinus Torvalds ++active; 13761da177e4SLinus Torvalds break; 13771da177e4SLinus Torvalds } 13781da177e4SLinus Torvalds 13791da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 13801da177e4SLinus Torvalds 13811da177e4SLinus Torvalds /* 13821da177e4SLinus Torvalds * Yield the processor (requeue for later) 13831da177e4SLinus Torvalds */ 13841da177e4SLinus Torvalds if (active) 13851da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 13861da177e4SLinus Torvalds 13871da177e4SLinus Torvalds /* 13887c00ffa3SMark Haverkamp * Allocate and initialize a Fib 13891da177e4SLinus Torvalds */ 13901da177e4SLinus Torvalds if (!(cmd_fibcontext = 13911da177e4SLinus Torvalds fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) 13921da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 13931da177e4SLinus Torvalds 13941da177e4SLinus Torvalds fib_init(cmd_fibcontext); 13951da177e4SLinus Torvalds 13961da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 13971da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 13981da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 13991da177e4SLinus Torvalds synchronizecmd->cid = cpu_to_le32(cid); 14001da177e4SLinus Torvalds synchronizecmd->count = 14011da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 14021da177e4SLinus Torvalds 14031da177e4SLinus Torvalds /* 14041da177e4SLinus Torvalds * Now send the Fib to the adapter 14051da177e4SLinus Torvalds */ 14061da177e4SLinus Torvalds status = fib_send(ContainerCommand, 14071da177e4SLinus Torvalds cmd_fibcontext, 14081da177e4SLinus Torvalds sizeof(struct aac_synchronize), 14091da177e4SLinus Torvalds FsaNormal, 14101da177e4SLinus Torvalds 0, 1, 14111da177e4SLinus Torvalds (fib_callback)synchronize_callback, 14121da177e4SLinus Torvalds (void *)scsicmd); 14131da177e4SLinus Torvalds 14141da177e4SLinus Torvalds /* 14151da177e4SLinus Torvalds * Check that the command queued to the controller 14161da177e4SLinus Torvalds */ 14171da177e4SLinus Torvalds if (status == -EINPROGRESS) 14181da177e4SLinus Torvalds return 0; 14191da177e4SLinus Torvalds 14201da177e4SLinus Torvalds printk(KERN_WARNING 14211da177e4SLinus Torvalds "aac_synchronize: fib_send failed with status: %d.\n", status); 14221da177e4SLinus Torvalds fib_complete(cmd_fibcontext); 14231da177e4SLinus Torvalds fib_free(cmd_fibcontext); 14241da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14251da177e4SLinus Torvalds } 14261da177e4SLinus Torvalds 14271da177e4SLinus Torvalds /** 14281da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 14291da177e4SLinus Torvalds * @scsicmd: SCSI command block 14301da177e4SLinus Torvalds * 14311da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 14321da177e4SLinus Torvalds * aacraid firmware. 14331da177e4SLinus Torvalds */ 14341da177e4SLinus Torvalds 14351da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 14361da177e4SLinus Torvalds { 14371da177e4SLinus Torvalds u32 cid = 0; 14381da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 14391da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 14401da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 14411da177e4SLinus Torvalds int cardtype = dev->cardtype; 14421da177e4SLinus Torvalds int ret; 14431da177e4SLinus Torvalds 14441da177e4SLinus Torvalds /* 14451da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 14461da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 14471da177e4SLinus Torvalds * itself. 14481da177e4SLinus Torvalds */ 14491da177e4SLinus Torvalds if (scsicmd->device->id != host->this_id) { 14501da177e4SLinus Torvalds if ((scsicmd->device->channel == 0) ){ 14511da177e4SLinus Torvalds if( (scsicmd->device->id >= dev->maximum_num_containers) || (scsicmd->device->lun != 0)){ 14521da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 14531da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 14541da177e4SLinus Torvalds return 0; 14551da177e4SLinus Torvalds } 14561da177e4SLinus Torvalds cid = ID_LUN_TO_CONTAINER(scsicmd->device->id, scsicmd->device->lun); 14571da177e4SLinus Torvalds 14581da177e4SLinus Torvalds /* 14591da177e4SLinus Torvalds * If the target container doesn't exist, it may have 14601da177e4SLinus Torvalds * been newly created 14611da177e4SLinus Torvalds */ 14621da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 14631da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 14647a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 14657a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 14667a8cf29dSMark Haverkamp !(dev->raw_io_64) || 14677a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 14687a8cf29dSMark Haverkamp break; 14691da177e4SLinus Torvalds case INQUIRY: 14701da177e4SLinus Torvalds case READ_CAPACITY: 14711da177e4SLinus Torvalds case TEST_UNIT_READY: 14721da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 14731da177e4SLinus Torvalds probe_container(dev, cid); 1474131256cfSMark Haverkamp if ((fsa_dev_ptr[cid].valid & 1) == 0) 1475131256cfSMark Haverkamp fsa_dev_ptr[cid].valid = 0; 14761da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 14771da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 14781da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 14791da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 14801da177e4SLinus Torvalds return 0; 14811da177e4SLinus Torvalds } 14821da177e4SLinus Torvalds default: 14831da177e4SLinus Torvalds break; 14841da177e4SLinus Torvalds } 14851da177e4SLinus Torvalds } 14861da177e4SLinus Torvalds /* 14871da177e4SLinus Torvalds * If the target container still doesn't exist, 14881da177e4SLinus Torvalds * return failure 14891da177e4SLinus Torvalds */ 14901da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 14911da177e4SLinus Torvalds scsicmd->result = DID_BAD_TARGET << 16; 14921da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 14931da177e4SLinus Torvalds return 0; 14941da177e4SLinus Torvalds } 14951da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 14961da177e4SLinus Torvalds if(dev->nondasd_support == 1){ 14971da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 14981da177e4SLinus Torvalds } else { 14991da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 15001da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15011da177e4SLinus Torvalds return 0; 15021da177e4SLinus Torvalds } 15031da177e4SLinus Torvalds } 15041da177e4SLinus Torvalds } 15051da177e4SLinus Torvalds /* 15061da177e4SLinus Torvalds * else Command for the controller itself 15071da177e4SLinus Torvalds */ 15081da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 15091da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 15101da177e4SLinus Torvalds { 15111da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 15121da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15131da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 15141da177e4SLinus Torvalds ILLEGAL_REQUEST, 15151da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 15161da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 15171da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15181da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 15191da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 15201da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 15211da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15221da177e4SLinus Torvalds return 0; 15231da177e4SLinus Torvalds } 15241da177e4SLinus Torvalds 15251da177e4SLinus Torvalds 15261da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 15271da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 15281da177e4SLinus Torvalds case INQUIRY: 15291da177e4SLinus Torvalds { 15303b2946ccSMark Haverkamp struct inquiry_data inq_data; 15311da177e4SLinus Torvalds 15321da177e4SLinus Torvalds dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scsicmd->device->id)); 15333b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 15341da177e4SLinus Torvalds 15353b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 15363b2946ccSMark 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 */ 15373b2946ccSMark Haverkamp inq_data.inqd_len = 31; 15381da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 15393b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 15401da177e4SLinus Torvalds /* 15411da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 15421da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 15431da177e4SLinus Torvalds */ 15441da177e4SLinus Torvalds if (scsicmd->device->id == host->this_id) { 15453b2946ccSMark Haverkamp setinqstr(cardtype, (void *) (inq_data.inqd_vid), (sizeof(container_types)/sizeof(char *))); 15463b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 15473b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15481da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15491da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15501da177e4SLinus Torvalds return 0; 15511da177e4SLinus Torvalds } 15523b2946ccSMark Haverkamp setinqstr(cardtype, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 15533b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 15543b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15551da177e4SLinus Torvalds return aac_get_container_name(scsicmd, cid); 15561da177e4SLinus Torvalds } 15577a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 15587a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 15597a8cf29dSMark Haverkamp !(dev->raw_io_64) || 15607a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 15617a8cf29dSMark Haverkamp break; 15627a8cf29dSMark Haverkamp { 15637a8cf29dSMark Haverkamp u64 capacity; 15647a8cf29dSMark Haverkamp char cp[12]; 15657a8cf29dSMark Haverkamp unsigned int offset = 0; 15667a8cf29dSMark Haverkamp 15677a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 15687a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 15697a8cf29dSMark Haverkamp if (scsicmd->cmnd[13] > 12) { 15707a8cf29dSMark Haverkamp offset = scsicmd->cmnd[13] - 12; 15717a8cf29dSMark Haverkamp if (offset > sizeof(cp)) 15727a8cf29dSMark Haverkamp break; 15737a8cf29dSMark Haverkamp memset(cp, 0, offset); 15747a8cf29dSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, offset); 15757a8cf29dSMark Haverkamp } 15767a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 15777a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 15787a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 15797a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 15807a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 15817a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 15827a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 15837a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 15847a8cf29dSMark Haverkamp cp[8] = 0; 15857a8cf29dSMark Haverkamp cp[9] = 0; 15867a8cf29dSMark Haverkamp cp[10] = 2; 15877a8cf29dSMark Haverkamp cp[11] = 0; 15887a8cf29dSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, sizeof(cp)); 15897a8cf29dSMark Haverkamp 15907a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 15917a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 15927a8cf29dSMark Haverkamp 15937a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15947a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 15957a8cf29dSMark Haverkamp 15967a8cf29dSMark Haverkamp return 0; 15977a8cf29dSMark Haverkamp } 15987a8cf29dSMark Haverkamp 15991da177e4SLinus Torvalds case READ_CAPACITY: 16001da177e4SLinus Torvalds { 16011da177e4SLinus Torvalds u32 capacity; 16023b2946ccSMark Haverkamp char cp[8]; 16031da177e4SLinus Torvalds 16041da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 16057a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 16061da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 16071da177e4SLinus Torvalds else 16081da177e4SLinus Torvalds capacity = (u32)-1; 16093b2946ccSMark Haverkamp 16101da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 16111da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 16121da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 16131da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 16141da177e4SLinus Torvalds cp[4] = 0; 16151da177e4SLinus Torvalds cp[5] = 0; 16161da177e4SLinus Torvalds cp[6] = 2; 16171da177e4SLinus Torvalds cp[7] = 0; 16183b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 16197a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16207a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16211da177e4SLinus Torvalds 16221da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16231da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16241da177e4SLinus Torvalds 16251da177e4SLinus Torvalds return 0; 16261da177e4SLinus Torvalds } 16271da177e4SLinus Torvalds 16281da177e4SLinus Torvalds case MODE_SENSE: 16291da177e4SLinus Torvalds { 16303b2946ccSMark Haverkamp char mode_buf[4]; 16311da177e4SLinus Torvalds 16321da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 16331da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 16341da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 16351da177e4SLinus Torvalds mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16361da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 16371da177e4SLinus Torvalds 16383b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16391da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16401da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16411da177e4SLinus Torvalds 16421da177e4SLinus Torvalds return 0; 16431da177e4SLinus Torvalds } 16441da177e4SLinus Torvalds case MODE_SENSE_10: 16451da177e4SLinus Torvalds { 16463b2946ccSMark Haverkamp char mode_buf[8]; 16471da177e4SLinus Torvalds 16481da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 16491da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 16501da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 16511da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 16521da177e4SLinus Torvalds mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16531da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 16541da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 16551da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 16561da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 16573b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16581da177e4SLinus Torvalds 16591da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16601da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16611da177e4SLinus Torvalds 16621da177e4SLinus Torvalds return 0; 16631da177e4SLinus Torvalds } 16641da177e4SLinus Torvalds case REQUEST_SENSE: 16651da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 16661da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 16671da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 16681da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16691da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16701da177e4SLinus Torvalds return 0; 16711da177e4SLinus Torvalds 16721da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 16731da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 16741da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 16751da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 16761da177e4SLinus Torvalds else 16771da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 16781da177e4SLinus Torvalds 16791da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16801da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16811da177e4SLinus Torvalds return 0; 16821da177e4SLinus Torvalds /* 16831da177e4SLinus Torvalds * These commands are all No-Ops 16841da177e4SLinus Torvalds */ 16851da177e4SLinus Torvalds case TEST_UNIT_READY: 16861da177e4SLinus Torvalds case RESERVE: 16871da177e4SLinus Torvalds case RELEASE: 16881da177e4SLinus Torvalds case REZERO_UNIT: 16891da177e4SLinus Torvalds case REASSIGN_BLOCKS: 16901da177e4SLinus Torvalds case SEEK_10: 16911da177e4SLinus Torvalds case START_STOP: 16921da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16931da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16941da177e4SLinus Torvalds return 0; 16951da177e4SLinus Torvalds } 16961da177e4SLinus Torvalds 16971da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 16981da177e4SLinus Torvalds { 16991da177e4SLinus Torvalds case READ_6: 17001da177e4SLinus Torvalds case READ_10: 17017a8cf29dSMark Haverkamp case READ_12: 17027a8cf29dSMark Haverkamp case READ_16: 17031da177e4SLinus Torvalds /* 17041da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 17051da177e4SLinus Torvalds * corresponds to a container. Needed to convert 17061da177e4SLinus Torvalds * containers to /dev/sd device names 17071da177e4SLinus Torvalds */ 17081da177e4SLinus Torvalds 17091da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 17101da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 17117a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 17121da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 17137a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 17147a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 17151da177e4SLinus Torvalds ret = aac_read(scsicmd, cid); 17161da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 17171da177e4SLinus Torvalds return ret; 17181da177e4SLinus Torvalds 17191da177e4SLinus Torvalds case WRITE_6: 17201da177e4SLinus Torvalds case WRITE_10: 17217a8cf29dSMark Haverkamp case WRITE_12: 17227a8cf29dSMark Haverkamp case WRITE_16: 17231da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 17241da177e4SLinus Torvalds ret = aac_write(scsicmd, cid); 17251da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 17261da177e4SLinus Torvalds return ret; 17271da177e4SLinus Torvalds 17281da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 17291da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 17301da177e4SLinus Torvalds return aac_synchronize(scsicmd, cid); 17311da177e4SLinus Torvalds 17321da177e4SLinus Torvalds default: 17331da177e4SLinus Torvalds /* 17341da177e4SLinus Torvalds * Unhandled commands 17351da177e4SLinus Torvalds */ 17367c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 17371da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17381da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17391da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 17401da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17411da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17421da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17431da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17441da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17451da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17461da177e4SLinus Torvalds return 0; 17471da177e4SLinus Torvalds } 17481da177e4SLinus Torvalds } 17491da177e4SLinus Torvalds 17501da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 17511da177e4SLinus Torvalds { 17521da177e4SLinus Torvalds struct aac_query_disk qd; 17531da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 17541da177e4SLinus Torvalds 17551da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 17561da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 17571da177e4SLinus Torvalds return -EFAULT; 17581da177e4SLinus Torvalds if (qd.cnum == -1) 17591da177e4SLinus Torvalds qd.cnum = ID_LUN_TO_CONTAINER(qd.id, qd.lun); 17601da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 17611da177e4SLinus Torvalds { 17621da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 17631da177e4SLinus Torvalds return -EINVAL; 17641da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 17651da177e4SLinus Torvalds qd.bus = 0; 17661da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 17671da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 17681da177e4SLinus Torvalds } 17691da177e4SLinus Torvalds else return -EINVAL; 17701da177e4SLinus Torvalds 17711da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 17721da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 17731da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 17741da177e4SLinus Torvalds 17751da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 17761da177e4SLinus Torvalds qd.unmapped = 1; 17771da177e4SLinus Torvalds else 17781da177e4SLinus Torvalds qd.unmapped = 0; 17791da177e4SLinus Torvalds 17801da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 17811da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 17821da177e4SLinus Torvalds 17831da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 17841da177e4SLinus Torvalds return -EFAULT; 17851da177e4SLinus Torvalds return 0; 17861da177e4SLinus Torvalds } 17871da177e4SLinus Torvalds 17881da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 17891da177e4SLinus Torvalds { 17901da177e4SLinus Torvalds struct aac_delete_disk dd; 17911da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 17921da177e4SLinus Torvalds 17931da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 17941da177e4SLinus Torvalds 17951da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 17961da177e4SLinus Torvalds return -EFAULT; 17971da177e4SLinus Torvalds 17981da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 17991da177e4SLinus Torvalds return -EINVAL; 18001da177e4SLinus Torvalds /* 18011da177e4SLinus Torvalds * Mark this container as being deleted. 18021da177e4SLinus Torvalds */ 18031da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 18041da177e4SLinus Torvalds /* 18051da177e4SLinus Torvalds * Mark the container as no longer valid 18061da177e4SLinus Torvalds */ 18071da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18081da177e4SLinus Torvalds return 0; 18091da177e4SLinus Torvalds } 18101da177e4SLinus Torvalds 18111da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 18121da177e4SLinus Torvalds { 18131da177e4SLinus Torvalds struct aac_delete_disk dd; 18141da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18151da177e4SLinus Torvalds 18161da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 18171da177e4SLinus Torvalds 18181da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18191da177e4SLinus Torvalds return -EFAULT; 18201da177e4SLinus Torvalds 18211da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18221da177e4SLinus Torvalds return -EINVAL; 18231da177e4SLinus Torvalds /* 18241da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 18251da177e4SLinus Torvalds */ 18261da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 18271da177e4SLinus Torvalds return -EBUSY; 18281da177e4SLinus Torvalds else { 18291da177e4SLinus Torvalds /* 18301da177e4SLinus Torvalds * Mark the container as no longer being valid. 18311da177e4SLinus Torvalds */ 18321da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18331da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 18341da177e4SLinus Torvalds return 0; 18351da177e4SLinus Torvalds } 18361da177e4SLinus Torvalds } 18371da177e4SLinus Torvalds 18381da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 18391da177e4SLinus Torvalds { 18401da177e4SLinus Torvalds switch (cmd) { 18411da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 18421da177e4SLinus Torvalds return query_disk(dev, arg); 18431da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 18441da177e4SLinus Torvalds return delete_disk(dev, arg); 18451da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 18461da177e4SLinus Torvalds return force_delete_disk(dev, arg); 18471da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 18481da177e4SLinus Torvalds return aac_get_containers(dev); 18491da177e4SLinus Torvalds default: 18501da177e4SLinus Torvalds return -ENOTTY; 18511da177e4SLinus Torvalds } 18521da177e4SLinus Torvalds } 18531da177e4SLinus Torvalds 18541da177e4SLinus Torvalds /** 18551da177e4SLinus Torvalds * 18561da177e4SLinus Torvalds * aac_srb_callback 18571da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 18581da177e4SLinus Torvalds * @fibptr: pointer to the fib 18591da177e4SLinus Torvalds * 18601da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 18611da177e4SLinus Torvalds * 18621da177e4SLinus Torvalds */ 18631da177e4SLinus Torvalds 18641da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 18651da177e4SLinus Torvalds { 18661da177e4SLinus Torvalds struct aac_dev *dev; 18671da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 18681da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 18691da177e4SLinus Torvalds 18701da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 18711da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 18721da177e4SLinus Torvalds 18731da177e4SLinus Torvalds if (fibptr == NULL) 18741da177e4SLinus Torvalds BUG(); 18751da177e4SLinus Torvalds 18761da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 18771da177e4SLinus Torvalds 18781da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 18791da177e4SLinus Torvalds /* 18801da177e4SLinus Torvalds * Calculate resid for sg 18811da177e4SLinus Torvalds */ 18821da177e4SLinus Torvalds 18831da177e4SLinus Torvalds scsicmd->resid = scsicmd->request_bufflen - 18841da177e4SLinus Torvalds le32_to_cpu(srbreply->data_xfer_length); 18851da177e4SLinus Torvalds 18861da177e4SLinus Torvalds if(scsicmd->use_sg) 18871da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 18881da177e4SLinus Torvalds (struct scatterlist *)scsicmd->buffer, 18891da177e4SLinus Torvalds scsicmd->use_sg, 18901da177e4SLinus Torvalds scsicmd->sc_data_direction); 18911da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 18921da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, 18931da177e4SLinus Torvalds scsicmd->sc_data_direction); 18941da177e4SLinus Torvalds 18951da177e4SLinus Torvalds /* 18961da177e4SLinus Torvalds * First check the fib status 18971da177e4SLinus Torvalds */ 18981da177e4SLinus Torvalds 18991da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 19001da177e4SLinus Torvalds int len; 19011da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 19021da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 19031da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 19041da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 19051da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 19061da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19071da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 19081da177e4SLinus Torvalds } 19091da177e4SLinus Torvalds 19101da177e4SLinus Torvalds /* 19111da177e4SLinus Torvalds * Next check the srb status 19121da177e4SLinus Torvalds */ 19131da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 19141da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 19151da177e4SLinus Torvalds case SRB_STATUS_PENDING: 19161da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 19171da177e4SLinus Torvalds if(scsicmd->cmnd[0] == INQUIRY ){ 19181da177e4SLinus Torvalds u8 b; 19191da177e4SLinus Torvalds u8 b1; 19201da177e4SLinus Torvalds /* We can't expose disk devices because we can't tell whether they 19211da177e4SLinus Torvalds * are the raw container drives or stand alone drives. If they have 19221da177e4SLinus Torvalds * the removable bit set then we should expose them though. 19231da177e4SLinus Torvalds */ 19241da177e4SLinus Torvalds b = (*(u8*)scsicmd->buffer)&0x1f; 19251da177e4SLinus Torvalds b1 = ((u8*)scsicmd->buffer)[1]; 19261da177e4SLinus Torvalds if( b==TYPE_TAPE || b==TYPE_WORM || b==TYPE_ROM || b==TYPE_MOD|| b==TYPE_MEDIUM_CHANGER 19271da177e4SLinus Torvalds || (b==TYPE_DISK && (b1&0x80)) ){ 19281da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19291da177e4SLinus Torvalds /* 19301da177e4SLinus Torvalds * We will allow disk devices if in RAID/SCSI mode and 19311da177e4SLinus Torvalds * the channel is 2 19321da177e4SLinus Torvalds */ 19331da177e4SLinus Torvalds } else if ((dev->raid_scsi_mode) && 19341da177e4SLinus Torvalds (scsicmd->device->channel == 2)) { 19351da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | 19361da177e4SLinus Torvalds COMMAND_COMPLETE << 8; 19371da177e4SLinus Torvalds } else { 19381da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | 19391da177e4SLinus Torvalds COMMAND_COMPLETE << 8; 19401da177e4SLinus Torvalds } 19411da177e4SLinus Torvalds } else { 19421da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19431da177e4SLinus Torvalds } 19441da177e4SLinus Torvalds break; 19451da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 19461da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 19471da177e4SLinus Torvalds case READ_6: 19481da177e4SLinus Torvalds case WRITE_6: 19491da177e4SLinus Torvalds case READ_10: 19501da177e4SLinus Torvalds case WRITE_10: 19511da177e4SLinus Torvalds case READ_12: 19521da177e4SLinus Torvalds case WRITE_12: 19537a8cf29dSMark Haverkamp case READ_16: 19547a8cf29dSMark Haverkamp case WRITE_16: 19551da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 19561da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 19571da177e4SLinus Torvalds } else { 19581da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 19591da177e4SLinus Torvalds } 19601da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 19611da177e4SLinus Torvalds break; 19621da177e4SLinus Torvalds case INQUIRY: { 19631da177e4SLinus Torvalds u8 b; 19641da177e4SLinus Torvalds u8 b1; 19651da177e4SLinus Torvalds /* We can't expose disk devices because we can't tell whether they 19661da177e4SLinus Torvalds * are the raw container drives or stand alone drives 19671da177e4SLinus Torvalds */ 19681da177e4SLinus Torvalds b = (*(u8*)scsicmd->buffer)&0x0f; 19691da177e4SLinus Torvalds b1 = ((u8*)scsicmd->buffer)[1]; 19701da177e4SLinus Torvalds if( b==TYPE_TAPE || b==TYPE_WORM || b==TYPE_ROM || b==TYPE_MOD|| b==TYPE_MEDIUM_CHANGER 19711da177e4SLinus Torvalds || (b==TYPE_DISK && (b1&0x80)) ){ 19721da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19731da177e4SLinus Torvalds /* 19741da177e4SLinus Torvalds * We will allow disk devices if in RAID/SCSI mode and 19751da177e4SLinus Torvalds * the channel is 2 19761da177e4SLinus Torvalds */ 19771da177e4SLinus Torvalds } else if ((dev->raid_scsi_mode) && 19781da177e4SLinus Torvalds (scsicmd->device->channel == 2)) { 19791da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | 19801da177e4SLinus Torvalds COMMAND_COMPLETE << 8; 19811da177e4SLinus Torvalds } else { 19821da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | 19831da177e4SLinus Torvalds COMMAND_COMPLETE << 8; 19841da177e4SLinus Torvalds } 19851da177e4SLinus Torvalds break; 19861da177e4SLinus Torvalds } 19871da177e4SLinus Torvalds default: 19881da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19891da177e4SLinus Torvalds break; 19901da177e4SLinus Torvalds } 19911da177e4SLinus Torvalds break; 19921da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 19931da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 19941da177e4SLinus Torvalds break; 19951da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 19961da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 19971da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 19981da177e4SLinus Torvalds break; 19991da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 20001da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 20011da177e4SLinus Torvalds break; 20021da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 20031da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 20041da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 20051da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 20061da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 20071da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 20081da177e4SLinus Torvalds break; 20091da177e4SLinus Torvalds 20101da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 20111da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 20121da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 20131da177e4SLinus Torvalds break; 20141da177e4SLinus Torvalds 20151da177e4SLinus Torvalds case SRB_STATUS_BUSY: 20161da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 20171da177e4SLinus Torvalds break; 20181da177e4SLinus Torvalds 20191da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 20201da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 20211da177e4SLinus Torvalds break; 20221da177e4SLinus Torvalds 20231da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 20241da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 20251da177e4SLinus Torvalds break; 20261da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 20271da177e4SLinus Torvalds case SRB_STATUS_ERROR: 20281da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 20291da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 20301da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 20311da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 20321da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 20331da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 20341da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 20351da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 20361da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 20371da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 20381da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 20391da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 20401da177e4SLinus Torvalds default: 20411da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20421da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 20431da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 20441da177e4SLinus Torvalds aac_get_status_string( 20451da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 20461da177e4SLinus Torvalds scsicmd->cmnd[0], 20471da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 20481da177e4SLinus Torvalds #endif 20491da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 20501da177e4SLinus Torvalds break; 20511da177e4SLinus Torvalds } 20521da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 20531da177e4SLinus Torvalds int len; 20541da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 20551da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 20561da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 20571da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 20581da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 20591da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20607a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 20617a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 20621da177e4SLinus Torvalds #endif 20631da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 20641da177e4SLinus Torvalds 20651da177e4SLinus Torvalds } 20661da177e4SLinus Torvalds /* 20671da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 20681da177e4SLinus Torvalds */ 20691da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 20701da177e4SLinus Torvalds 20711da177e4SLinus Torvalds fib_complete(fibptr); 20721da177e4SLinus Torvalds fib_free(fibptr); 20731da177e4SLinus Torvalds aac_io_done(scsicmd); 20741da177e4SLinus Torvalds } 20751da177e4SLinus Torvalds 20761da177e4SLinus Torvalds /** 20771da177e4SLinus Torvalds * 20781da177e4SLinus Torvalds * aac_send_scb_fib 20791da177e4SLinus Torvalds * @scsicmd: the scsi command block 20801da177e4SLinus Torvalds * 20811da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 20821da177e4SLinus Torvalds * scsicmd passed in. 20831da177e4SLinus Torvalds */ 20841da177e4SLinus Torvalds 20851da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 20861da177e4SLinus Torvalds { 20871da177e4SLinus Torvalds struct fib* cmd_fibcontext; 20881da177e4SLinus Torvalds struct aac_dev* dev; 20891da177e4SLinus Torvalds int status; 20901da177e4SLinus Torvalds struct aac_srb *srbcmd; 20911da177e4SLinus Torvalds u16 fibsize; 20921da177e4SLinus Torvalds u32 flag; 20931da177e4SLinus Torvalds u32 timeout; 20941da177e4SLinus Torvalds 209584971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 209684971738SMark Haverkamp if (scsicmd->device->id >= dev->maximum_num_physicals || 209784971738SMark Haverkamp scsicmd->device->lun > 7) { 20981da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 20991da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 21001da177e4SLinus Torvalds return 0; 21011da177e4SLinus Torvalds } 21021da177e4SLinus Torvalds 21031da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21041da177e4SLinus Torvalds switch(scsicmd->sc_data_direction){ 21051da177e4SLinus Torvalds case DMA_TO_DEVICE: 21061da177e4SLinus Torvalds flag = SRB_DataOut; 21071da177e4SLinus Torvalds break; 21081da177e4SLinus Torvalds case DMA_BIDIRECTIONAL: 21091da177e4SLinus Torvalds flag = SRB_DataIn | SRB_DataOut; 21101da177e4SLinus Torvalds break; 21111da177e4SLinus Torvalds case DMA_FROM_DEVICE: 21121da177e4SLinus Torvalds flag = SRB_DataIn; 21131da177e4SLinus Torvalds break; 21141da177e4SLinus Torvalds case DMA_NONE: 21151da177e4SLinus Torvalds default: /* shuts up some versions of gcc */ 21161da177e4SLinus Torvalds flag = SRB_NoDataXfer; 21171da177e4SLinus Torvalds break; 21181da177e4SLinus Torvalds } 21191da177e4SLinus Torvalds 21201da177e4SLinus Torvalds 21211da177e4SLinus Torvalds /* 21221da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 21231da177e4SLinus Torvalds */ 21241da177e4SLinus Torvalds if (!(cmd_fibcontext = fib_alloc(dev))) { 21251da177e4SLinus Torvalds return -1; 21261da177e4SLinus Torvalds } 21271da177e4SLinus Torvalds fib_init(cmd_fibcontext); 21281da177e4SLinus Torvalds 21291da177e4SLinus Torvalds srbcmd = (struct aac_srb*) fib_data(cmd_fibcontext); 21301da177e4SLinus Torvalds srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 21311da177e4SLinus Torvalds srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scsicmd->device->channel)); 21321da177e4SLinus Torvalds srbcmd->id = cpu_to_le32(scsicmd->device->id); 21331da177e4SLinus Torvalds srbcmd->lun = cpu_to_le32(scsicmd->device->lun); 21341da177e4SLinus Torvalds srbcmd->flags = cpu_to_le32(flag); 21355262d085SJames Bottomley timeout = scsicmd->timeout_per_command/HZ; 21361da177e4SLinus Torvalds if(timeout == 0){ 21371da177e4SLinus Torvalds timeout = 1; 21381da177e4SLinus Torvalds } 21391da177e4SLinus Torvalds srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 21401da177e4SLinus Torvalds srbcmd->retry_limit = 0; /* Obsolete parameter */ 21411da177e4SLinus Torvalds srbcmd->cdb_size = cpu_to_le32(scsicmd->cmd_len); 21421da177e4SLinus Torvalds 21431da177e4SLinus Torvalds if( dev->dac_support == 1 ) { 21441da177e4SLinus Torvalds aac_build_sg64(scsicmd, (struct sgmap64*) &srbcmd->sg); 21451da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21461da177e4SLinus Torvalds 21471da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21481da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21491da177e4SLinus Torvalds /* 21501da177e4SLinus Torvalds * Build Scatter/Gather list 21511da177e4SLinus Torvalds */ 21521da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 21531da177e4SLinus Torvalds ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 21541da177e4SLinus Torvalds sizeof (struct sgentry64)); 21557c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21561da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21571da177e4SLinus Torvalds 21581da177e4SLinus Torvalds /* 21591da177e4SLinus Torvalds * Now send the Fib to the adapter 21601da177e4SLinus Torvalds */ 21611da177e4SLinus Torvalds status = fib_send(ScsiPortCommand64, cmd_fibcontext, 21621da177e4SLinus Torvalds fibsize, FsaNormal, 0, 1, 21631da177e4SLinus Torvalds (fib_callback) aac_srb_callback, 21641da177e4SLinus Torvalds (void *) scsicmd); 21651da177e4SLinus Torvalds } else { 21661da177e4SLinus Torvalds aac_build_sg(scsicmd, (struct sgmap*)&srbcmd->sg); 21671da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21681da177e4SLinus Torvalds 21691da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21701da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21711da177e4SLinus Torvalds /* 21721da177e4SLinus Torvalds * Build Scatter/Gather list 21731da177e4SLinus Torvalds */ 21741da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) + 21751da177e4SLinus Torvalds (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 21761da177e4SLinus Torvalds sizeof (struct sgentry)); 21777c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21781da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21791da177e4SLinus Torvalds 21801da177e4SLinus Torvalds /* 21811da177e4SLinus Torvalds * Now send the Fib to the adapter 21821da177e4SLinus Torvalds */ 21831da177e4SLinus Torvalds status = fib_send(ScsiPortCommand, cmd_fibcontext, fibsize, FsaNormal, 0, 1, 21841da177e4SLinus Torvalds (fib_callback) aac_srb_callback, (void *) scsicmd); 21851da177e4SLinus Torvalds } 21861da177e4SLinus Torvalds /* 21871da177e4SLinus Torvalds * Check that the command queued to the controller 21881da177e4SLinus Torvalds */ 21891da177e4SLinus Torvalds if (status == -EINPROGRESS){ 21901da177e4SLinus Torvalds return 0; 21911da177e4SLinus Torvalds } 21921da177e4SLinus Torvalds 21931da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb: fib_send failed with status: %d\n", status); 21941da177e4SLinus Torvalds fib_complete(cmd_fibcontext); 21951da177e4SLinus Torvalds fib_free(cmd_fibcontext); 21961da177e4SLinus Torvalds 21971da177e4SLinus Torvalds return -1; 21981da177e4SLinus Torvalds } 21991da177e4SLinus Torvalds 22001da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 22011da177e4SLinus Torvalds { 22021da177e4SLinus Torvalds struct aac_dev *dev; 22031da177e4SLinus Torvalds unsigned long byte_count = 0; 22041da177e4SLinus Torvalds 22051da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22061da177e4SLinus Torvalds // Get rid of old data 22071da177e4SLinus Torvalds psg->count = 0; 22081da177e4SLinus Torvalds psg->sg[0].addr = 0; 22091da177e4SLinus Torvalds psg->sg[0].count = 0; 22101da177e4SLinus Torvalds if (scsicmd->use_sg) { 22111da177e4SLinus Torvalds struct scatterlist *sg; 22121da177e4SLinus Torvalds int i; 22131da177e4SLinus Torvalds int sg_count; 22141da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 22151da177e4SLinus Torvalds 22161da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 22171da177e4SLinus Torvalds scsicmd->sc_data_direction); 22181da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 22191da177e4SLinus Torvalds 22201da177e4SLinus Torvalds byte_count = 0; 22211da177e4SLinus Torvalds 22221da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 22231da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 22241da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 22251da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 22261da177e4SLinus Torvalds sg++; 22271da177e4SLinus Torvalds } 22281da177e4SLinus Torvalds /* hba wants the size to be exact */ 22291da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 223056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 223156b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 223256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22331da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22341da177e4SLinus Torvalds } 22351da177e4SLinus Torvalds /* Check for command underflow */ 22361da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22371da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22381da177e4SLinus Torvalds byte_count, scsicmd->underflow); 22391da177e4SLinus Torvalds } 22401da177e4SLinus Torvalds } 22411da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 22421da177e4SLinus Torvalds dma_addr_t addr; 22431da177e4SLinus Torvalds addr = pci_map_single(dev->pdev, 22441da177e4SLinus Torvalds scsicmd->request_buffer, 22451da177e4SLinus Torvalds scsicmd->request_bufflen, 22461da177e4SLinus Torvalds scsicmd->sc_data_direction); 22471da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 22481da177e4SLinus Torvalds psg->sg[0].addr = cpu_to_le32(addr); 22491da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 22501da177e4SLinus Torvalds scsicmd->SCp.dma_handle = addr; 22511da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22521da177e4SLinus Torvalds } 22531da177e4SLinus Torvalds return byte_count; 22541da177e4SLinus Torvalds } 22551da177e4SLinus Torvalds 22561da177e4SLinus Torvalds 22571da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 22581da177e4SLinus Torvalds { 22591da177e4SLinus Torvalds struct aac_dev *dev; 22601da177e4SLinus Torvalds unsigned long byte_count = 0; 226156b58712SMark Haverkamp u64 addr; 22621da177e4SLinus Torvalds 22631da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22641da177e4SLinus Torvalds // Get rid of old data 22651da177e4SLinus Torvalds psg->count = 0; 22661da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 22671da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 22681da177e4SLinus Torvalds psg->sg[0].count = 0; 22691da177e4SLinus Torvalds if (scsicmd->use_sg) { 22701da177e4SLinus Torvalds struct scatterlist *sg; 22711da177e4SLinus Torvalds int i; 22721da177e4SLinus Torvalds int sg_count; 22731da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 22741da177e4SLinus Torvalds 22751da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 22761da177e4SLinus Torvalds scsicmd->sc_data_direction); 22771da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 22781da177e4SLinus Torvalds 22791da177e4SLinus Torvalds byte_count = 0; 22801da177e4SLinus Torvalds 22811da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 228256b58712SMark Haverkamp addr = sg_dma_address(sg); 228356b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 228456b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 22851da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 22861da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 22871da177e4SLinus Torvalds sg++; 22881da177e4SLinus Torvalds } 22891da177e4SLinus Torvalds /* hba wants the size to be exact */ 22901da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 229156b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 229256b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 229356b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22941da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22951da177e4SLinus Torvalds } 22961da177e4SLinus Torvalds /* Check for command underflow */ 22971da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22981da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22991da177e4SLinus Torvalds byte_count, scsicmd->underflow); 23001da177e4SLinus Torvalds } 23011da177e4SLinus Torvalds } 23021da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 230356b58712SMark Haverkamp u64 addr; 23041da177e4SLinus Torvalds addr = pci_map_single(dev->pdev, 23051da177e4SLinus Torvalds scsicmd->request_buffer, 23061da177e4SLinus Torvalds scsicmd->request_bufflen, 23071da177e4SLinus Torvalds scsicmd->sc_data_direction); 23081da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 230956b58712SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); 231056b58712SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); 23111da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 23121da177e4SLinus Torvalds scsicmd->SCp.dma_handle = addr; 23131da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 23141da177e4SLinus Torvalds } 23151da177e4SLinus Torvalds return byte_count; 23161da177e4SLinus Torvalds } 23171da177e4SLinus Torvalds 23180e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 23190e68c003SMark Haverkamp { 23200e68c003SMark Haverkamp struct Scsi_Host *host = scsicmd->device->host; 23210e68c003SMark Haverkamp struct aac_dev *dev = (struct aac_dev *)host->hostdata; 23220e68c003SMark Haverkamp unsigned long byte_count = 0; 23230e68c003SMark Haverkamp 23240e68c003SMark Haverkamp // Get rid of old data 23250e68c003SMark Haverkamp psg->count = 0; 23260e68c003SMark Haverkamp psg->sg[0].next = 0; 23270e68c003SMark Haverkamp psg->sg[0].prev = 0; 23280e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 23290e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 23300e68c003SMark Haverkamp psg->sg[0].count = 0; 23310e68c003SMark Haverkamp psg->sg[0].flags = 0; 23320e68c003SMark Haverkamp if (scsicmd->use_sg) { 23330e68c003SMark Haverkamp struct scatterlist *sg; 23340e68c003SMark Haverkamp int i; 23350e68c003SMark Haverkamp int sg_count; 23360e68c003SMark Haverkamp sg = (struct scatterlist *) scsicmd->request_buffer; 23370e68c003SMark Haverkamp 23380e68c003SMark Haverkamp sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 23390e68c003SMark Haverkamp scsicmd->sc_data_direction); 23400e68c003SMark Haverkamp 23410e68c003SMark Haverkamp for (i = 0; i < sg_count; i++) { 23420e68c003SMark Haverkamp int count = sg_dma_len(sg); 23430e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 23440e68c003SMark Haverkamp psg->sg[i].next = 0; 23450e68c003SMark Haverkamp psg->sg[i].prev = 0; 23460e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 23470e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23480e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 23490e68c003SMark Haverkamp psg->sg[i].flags = 0; 23500e68c003SMark Haverkamp byte_count += count; 23510e68c003SMark Haverkamp sg++; 23520e68c003SMark Haverkamp } 23530e68c003SMark Haverkamp psg->count = cpu_to_le32(sg_count); 23540e68c003SMark Haverkamp /* hba wants the size to be exact */ 23550e68c003SMark Haverkamp if(byte_count > scsicmd->request_bufflen){ 23560e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 23570e68c003SMark Haverkamp (byte_count - scsicmd->request_bufflen); 23580e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 23590e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23600e68c003SMark Haverkamp } 23610e68c003SMark Haverkamp /* Check for command underflow */ 23620e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23630e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23640e68c003SMark Haverkamp byte_count, scsicmd->underflow); 23650e68c003SMark Haverkamp } 23660e68c003SMark Haverkamp } 23670e68c003SMark Haverkamp else if(scsicmd->request_bufflen) { 23680e68c003SMark Haverkamp int count; 23690e68c003SMark Haverkamp u64 addr; 23700e68c003SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 23710e68c003SMark Haverkamp scsicmd->request_buffer, 23720e68c003SMark Haverkamp scsicmd->request_bufflen, 23730e68c003SMark Haverkamp scsicmd->sc_data_direction); 23740e68c003SMark Haverkamp addr = scsicmd->SCp.dma_handle; 23750e68c003SMark Haverkamp count = scsicmd->request_bufflen; 23760e68c003SMark Haverkamp psg->count = cpu_to_le32(1); 23770e68c003SMark Haverkamp psg->sg[0].next = 0; 23780e68c003SMark Haverkamp psg->sg[0].prev = 0; 23790e68c003SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); 23800e68c003SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23810e68c003SMark Haverkamp psg->sg[0].count = cpu_to_le32(count); 23820e68c003SMark Haverkamp psg->sg[0].flags = 0; 23830e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23840e68c003SMark Haverkamp } 23850e68c003SMark Haverkamp return byte_count; 23860e68c003SMark Haverkamp } 23870e68c003SMark Haverkamp 23881da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 23891da177e4SLinus Torvalds 23901da177e4SLinus Torvalds struct aac_srb_status_info { 23911da177e4SLinus Torvalds u32 status; 23921da177e4SLinus Torvalds char *str; 23931da177e4SLinus Torvalds }; 23941da177e4SLinus Torvalds 23951da177e4SLinus Torvalds 23961da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 23971da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 23981da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 23991da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 24001da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 24011da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 24021da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 24031da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 24041da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 24051da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 24061da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 24071da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 24081da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 24091da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 24101da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 24111da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 24121da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 24131da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 24141da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 24151da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 24161da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 24171da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 24181da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 24191da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 24201da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 24211da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 24221da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 24231da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 24241da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 24251da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 24261da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 24271da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 24281da177e4SLinus Torvalds { 0xff, "Unknown Error"} 24291da177e4SLinus Torvalds }; 24301da177e4SLinus Torvalds 24311da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 24321da177e4SLinus Torvalds { 24331da177e4SLinus Torvalds int i; 24341da177e4SLinus Torvalds 24351da177e4SLinus Torvalds for(i=0; i < (sizeof(srb_status_info)/sizeof(struct aac_srb_status_info)); i++ ){ 24361da177e4SLinus Torvalds if(srb_status_info[i].status == status){ 24371da177e4SLinus Torvalds return srb_status_info[i].str; 24381da177e4SLinus Torvalds } 24391da177e4SLinus Torvalds } 24401da177e4SLinus Torvalds 24411da177e4SLinus Torvalds return "Bad Status Code"; 24421da177e4SLinus Torvalds } 24431da177e4SLinus Torvalds 24441da177e4SLinus Torvalds #endif 2445