11da177e4SLinus Torvalds /* 21da177e4SLinus Torvalds * Adaptec AAC series RAID controller driver 31da177e4SLinus Torvalds * (c) Copyright 2001 Red Hat Inc. <alan@redhat.com> 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * based on the old aacraid driver that is.. 61da177e4SLinus Torvalds * Adaptec aacraid device driver for Linux. 71da177e4SLinus Torvalds * 81da177e4SLinus Torvalds * Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com) 91da177e4SLinus Torvalds * 101da177e4SLinus Torvalds * This program is free software; you can redistribute it and/or modify 111da177e4SLinus Torvalds * it under the terms of the GNU General Public License as published by 121da177e4SLinus Torvalds * the Free Software Foundation; either version 2, or (at your option) 131da177e4SLinus Torvalds * any later version. 141da177e4SLinus Torvalds * 151da177e4SLinus Torvalds * This program is distributed in the hope that it will be useful, 161da177e4SLinus Torvalds * but WITHOUT ANY WARRANTY; without even the implied warranty of 171da177e4SLinus Torvalds * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 181da177e4SLinus Torvalds * GNU General Public License for more details. 191da177e4SLinus Torvalds * 201da177e4SLinus Torvalds * You should have received a copy of the GNU General Public License 211da177e4SLinus Torvalds * along with this program; see the file COPYING. If not, write to 221da177e4SLinus Torvalds * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 231da177e4SLinus Torvalds * 241da177e4SLinus Torvalds */ 251da177e4SLinus Torvalds 261da177e4SLinus Torvalds #include <linux/kernel.h> 271da177e4SLinus Torvalds #include <linux/init.h> 281da177e4SLinus Torvalds #include <linux/types.h> 291da177e4SLinus Torvalds #include <linux/sched.h> 301da177e4SLinus Torvalds #include <linux/pci.h> 311da177e4SLinus Torvalds #include <linux/spinlock.h> 321da177e4SLinus Torvalds #include <linux/slab.h> 331da177e4SLinus Torvalds #include <linux/completion.h> 341da177e4SLinus Torvalds #include <linux/blkdev.h> 35910638aeSMatthias Gehre #include <linux/dma-mapping.h> 361da177e4SLinus Torvalds #include <asm/semaphore.h> 371da177e4SLinus Torvalds #include <asm/uaccess.h> 381da177e4SLinus Torvalds 391da177e4SLinus Torvalds #include <scsi/scsi.h> 401da177e4SLinus Torvalds #include <scsi/scsi_cmnd.h> 411da177e4SLinus Torvalds #include <scsi/scsi_device.h> 421da177e4SLinus Torvalds #include <scsi/scsi_host.h> 431da177e4SLinus Torvalds 441da177e4SLinus Torvalds #include "aacraid.h" 451da177e4SLinus Torvalds 461da177e4SLinus Torvalds /* values for inqd_pdt: Peripheral device type in plain English */ 471da177e4SLinus Torvalds #define INQD_PDT_DA 0x00 /* Direct-access (DISK) device */ 481da177e4SLinus Torvalds #define INQD_PDT_PROC 0x03 /* Processor device */ 491da177e4SLinus Torvalds #define INQD_PDT_CHNGR 0x08 /* Changer (jukebox, scsi2) */ 501da177e4SLinus Torvalds #define INQD_PDT_COMM 0x09 /* Communication device (scsi2) */ 511da177e4SLinus Torvalds #define INQD_PDT_NOLUN2 0x1f /* Unknown Device (scsi2) */ 521da177e4SLinus Torvalds #define INQD_PDT_NOLUN 0x7f /* Logical Unit Not Present */ 531da177e4SLinus Torvalds 541da177e4SLinus Torvalds #define INQD_PDT_DMASK 0x1F /* Peripheral Device Type Mask */ 551da177e4SLinus Torvalds #define INQD_PDT_QMASK 0xE0 /* Peripheral Device Qualifer Mask */ 561da177e4SLinus Torvalds 571da177e4SLinus Torvalds /* 581da177e4SLinus Torvalds * Sense codes 591da177e4SLinus Torvalds */ 601da177e4SLinus Torvalds 611da177e4SLinus Torvalds #define SENCODE_NO_SENSE 0x00 621da177e4SLinus Torvalds #define SENCODE_END_OF_DATA 0x00 631da177e4SLinus Torvalds #define SENCODE_BECOMING_READY 0x04 641da177e4SLinus Torvalds #define SENCODE_INIT_CMD_REQUIRED 0x04 651da177e4SLinus Torvalds #define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A 661da177e4SLinus Torvalds #define SENCODE_INVALID_COMMAND 0x20 671da177e4SLinus Torvalds #define SENCODE_LBA_OUT_OF_RANGE 0x21 681da177e4SLinus Torvalds #define SENCODE_INVALID_CDB_FIELD 0x24 691da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SUPPORTED 0x25 701da177e4SLinus Torvalds #define SENCODE_INVALID_PARAM_FIELD 0x26 711da177e4SLinus Torvalds #define SENCODE_PARAM_NOT_SUPPORTED 0x26 721da177e4SLinus Torvalds #define SENCODE_PARAM_VALUE_INVALID 0x26 731da177e4SLinus Torvalds #define SENCODE_RESET_OCCURRED 0x29 741da177e4SLinus Torvalds #define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E 751da177e4SLinus Torvalds #define SENCODE_INQUIRY_DATA_CHANGED 0x3F 761da177e4SLinus Torvalds #define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 771da177e4SLinus Torvalds #define SENCODE_DIAGNOSTIC_FAILURE 0x40 781da177e4SLinus Torvalds #define SENCODE_INTERNAL_TARGET_FAILURE 0x44 791da177e4SLinus Torvalds #define SENCODE_INVALID_MESSAGE_ERROR 0x49 801da177e4SLinus Torvalds #define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c 811da177e4SLinus Torvalds #define SENCODE_OVERLAPPED_COMMAND 0x4E 821da177e4SLinus Torvalds 831da177e4SLinus Torvalds /* 841da177e4SLinus Torvalds * Additional sense codes 851da177e4SLinus Torvalds */ 861da177e4SLinus Torvalds 871da177e4SLinus Torvalds #define ASENCODE_NO_SENSE 0x00 881da177e4SLinus Torvalds #define ASENCODE_END_OF_DATA 0x05 891da177e4SLinus Torvalds #define ASENCODE_BECOMING_READY 0x01 901da177e4SLinus Torvalds #define ASENCODE_INIT_CMD_REQUIRED 0x02 911da177e4SLinus Torvalds #define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 921da177e4SLinus Torvalds #define ASENCODE_INVALID_COMMAND 0x00 931da177e4SLinus Torvalds #define ASENCODE_LBA_OUT_OF_RANGE 0x00 941da177e4SLinus Torvalds #define ASENCODE_INVALID_CDB_FIELD 0x00 951da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SUPPORTED 0x00 961da177e4SLinus Torvalds #define ASENCODE_INVALID_PARAM_FIELD 0x00 971da177e4SLinus Torvalds #define ASENCODE_PARAM_NOT_SUPPORTED 0x01 981da177e4SLinus Torvalds #define ASENCODE_PARAM_VALUE_INVALID 0x02 991da177e4SLinus Torvalds #define ASENCODE_RESET_OCCURRED 0x00 1001da177e4SLinus Torvalds #define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 1011da177e4SLinus Torvalds #define ASENCODE_INQUIRY_DATA_CHANGED 0x03 1021da177e4SLinus Torvalds #define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 1031da177e4SLinus Torvalds #define ASENCODE_DIAGNOSTIC_FAILURE 0x80 1041da177e4SLinus Torvalds #define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 1051da177e4SLinus Torvalds #define ASENCODE_INVALID_MESSAGE_ERROR 0x00 1061da177e4SLinus Torvalds #define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 1071da177e4SLinus Torvalds #define ASENCODE_OVERLAPPED_COMMAND 0x00 1081da177e4SLinus Torvalds 1091da177e4SLinus Torvalds #define BYTE0(x) (unsigned char)(x) 1101da177e4SLinus Torvalds #define BYTE1(x) (unsigned char)((x) >> 8) 1111da177e4SLinus Torvalds #define BYTE2(x) (unsigned char)((x) >> 16) 1121da177e4SLinus Torvalds #define BYTE3(x) (unsigned char)((x) >> 24) 1131da177e4SLinus Torvalds 1141da177e4SLinus Torvalds /*------------------------------------------------------------------------------ 1151da177e4SLinus Torvalds * S T R U C T S / T Y P E D E F S 1161da177e4SLinus Torvalds *----------------------------------------------------------------------------*/ 1171da177e4SLinus Torvalds /* SCSI inquiry data */ 1181da177e4SLinus Torvalds struct inquiry_data { 1191da177e4SLinus Torvalds u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ 1201da177e4SLinus Torvalds u8 inqd_dtq; /* RMB | Device Type Qualifier */ 1211da177e4SLinus Torvalds u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ 1221da177e4SLinus Torvalds u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ 1231da177e4SLinus Torvalds u8 inqd_len; /* Additional length (n-4) */ 1241da177e4SLinus Torvalds u8 inqd_pad1[2];/* Reserved - must be zero */ 1251da177e4SLinus Torvalds u8 inqd_pad2; /* RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 1261da177e4SLinus Torvalds u8 inqd_vid[8]; /* Vendor ID */ 1271da177e4SLinus Torvalds u8 inqd_pid[16];/* Product ID */ 1281da177e4SLinus Torvalds u8 inqd_prl[4]; /* Product Revision Level */ 1291da177e4SLinus Torvalds }; 1301da177e4SLinus Torvalds 1311da177e4SLinus Torvalds /* 1321da177e4SLinus Torvalds * M O D U L E G L O B A L S 1331da177e4SLinus Torvalds */ 1341da177e4SLinus Torvalds 1351da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); 1361da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); 1370e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); 1381da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd); 1391da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 1401da177e4SLinus Torvalds static char *aac_get_status_string(u32 status); 1411da177e4SLinus Torvalds #endif 1421da177e4SLinus Torvalds 1431da177e4SLinus Torvalds /* 1441da177e4SLinus Torvalds * Non dasd selection is handled entirely in aachba now 1451da177e4SLinus Torvalds */ 1461da177e4SLinus Torvalds 1471da177e4SLinus Torvalds static int nondasd = -1; 1481da177e4SLinus Torvalds static int dacmode = -1; 1491da177e4SLinus Torvalds 1501da177e4SLinus Torvalds static int commit = -1; 151404d9a90SMark Haverkamp int startup_timeout = 180; 152404d9a90SMark Haverkamp int aif_timeout = 120; 1531da177e4SLinus Torvalds 1549a72f976SMark Haverkamp module_param(nondasd, int, S_IRUGO|S_IWUSR); 1551da177e4SLinus Torvalds MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); 1569a72f976SMark Haverkamp module_param(dacmode, int, S_IRUGO|S_IWUSR); 1571da177e4SLinus Torvalds MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); 1589a72f976SMark Haverkamp module_param(commit, int, S_IRUGO|S_IWUSR); 1591da177e4SLinus Torvalds MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the adapter for foreign arrays.\nThis is typically needed in systems that do not have a BIOS. 0=off, 1=on"); 160404d9a90SMark Haverkamp module_param(startup_timeout, int, S_IRUGO|S_IWUSR); 161404d9a90SMark Haverkamp MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for adapter to have it's kernel up and\nrunning. This is typically adjusted for large systems that do not have a BIOS."); 162404d9a90SMark Haverkamp module_param(aif_timeout, int, S_IRUGO|S_IWUSR); 163404d9a90SMark Haverkamp MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for applications to pick up AIFs before\nderegistering them. This is typically adjusted for heavily burdened systems."); 1641da177e4SLinus Torvalds 1657c00ffa3SMark Haverkamp int numacb = -1; 1667c00ffa3SMark Haverkamp module_param(numacb, int, S_IRUGO|S_IWUSR); 1679a72f976SMark Haverkamp MODULE_PARM_DESC(numacb, "Request a limit to the number of adapter control blocks (FIB) allocated. Valid values are 512 and down. Default is to use suggestion from Firmware."); 1687c00ffa3SMark Haverkamp 1697c00ffa3SMark Haverkamp int acbsize = -1; 1707c00ffa3SMark Haverkamp module_param(acbsize, int, S_IRUGO|S_IWUSR); 1719a72f976SMark Haverkamp MODULE_PARM_DESC(acbsize, "Request a specific adapter control block (FIB) size. Valid values are 512, 2048, 4096 and 8192. Default is to use suggestion from Firmware."); 1721da177e4SLinus Torvalds /** 1731da177e4SLinus Torvalds * aac_get_config_status - check the adapter configuration 1741da177e4SLinus Torvalds * @common: adapter to query 1751da177e4SLinus Torvalds * 1761da177e4SLinus Torvalds * Query config status, and commit the configuration if needed. 1771da177e4SLinus Torvalds */ 1781da177e4SLinus Torvalds int aac_get_config_status(struct aac_dev *dev) 1791da177e4SLinus Torvalds { 1801da177e4SLinus Torvalds int status = 0; 1811da177e4SLinus Torvalds struct fib * fibptr; 1821da177e4SLinus Torvalds 183bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 1841da177e4SLinus Torvalds return -ENOMEM; 1851da177e4SLinus Torvalds 186bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 1871da177e4SLinus Torvalds { 1881da177e4SLinus Torvalds struct aac_get_config_status *dinfo; 1891da177e4SLinus Torvalds dinfo = (struct aac_get_config_status *) fib_data(fibptr); 1901da177e4SLinus Torvalds 1911da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 1921da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONFIG_STATUS); 1931da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_config_status_resp *)NULL)->data)); 1941da177e4SLinus Torvalds } 1951da177e4SLinus Torvalds 196bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 1971da177e4SLinus Torvalds fibptr, 1981da177e4SLinus Torvalds sizeof (struct aac_get_config_status), 1991da177e4SLinus Torvalds FsaNormal, 2001da177e4SLinus Torvalds 1, 1, 2011da177e4SLinus Torvalds NULL, NULL); 2021da177e4SLinus Torvalds if (status < 0 ) { 2031da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); 2041da177e4SLinus Torvalds } else { 2051da177e4SLinus Torvalds struct aac_get_config_status_resp *reply 2061da177e4SLinus Torvalds = (struct aac_get_config_status_resp *) fib_data(fibptr); 2071da177e4SLinus Torvalds dprintk((KERN_WARNING 2081da177e4SLinus Torvalds "aac_get_config_status: response=%d status=%d action=%d\n", 2091da177e4SLinus Torvalds le32_to_cpu(reply->response), 2101da177e4SLinus Torvalds le32_to_cpu(reply->status), 2111da177e4SLinus Torvalds le32_to_cpu(reply->data.action))); 2121da177e4SLinus Torvalds if ((le32_to_cpu(reply->response) != ST_OK) || 2131da177e4SLinus Torvalds (le32_to_cpu(reply->status) != CT_OK) || 2141da177e4SLinus Torvalds (le32_to_cpu(reply->data.action) > CFACT_PAUSE)) { 2151da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_config_status: Will not issue the Commit Configuration\n"); 2161da177e4SLinus Torvalds status = -EINVAL; 2171da177e4SLinus Torvalds } 2181da177e4SLinus Torvalds } 219bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2201da177e4SLinus Torvalds /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ 2211da177e4SLinus Torvalds if (status >= 0) { 2221da177e4SLinus Torvalds if (commit == 1) { 2231da177e4SLinus Torvalds struct aac_commit_config * dinfo; 224bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2251da177e4SLinus Torvalds dinfo = (struct aac_commit_config *) fib_data(fibptr); 2261da177e4SLinus Torvalds 2271da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2281da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); 2291da177e4SLinus Torvalds 230bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2311da177e4SLinus Torvalds fibptr, 2321da177e4SLinus Torvalds sizeof (struct aac_commit_config), 2331da177e4SLinus Torvalds FsaNormal, 2341da177e4SLinus Torvalds 1, 1, 2351da177e4SLinus Torvalds NULL, NULL); 236bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2371da177e4SLinus Torvalds } else if (commit == 0) { 2381da177e4SLinus Torvalds printk(KERN_WARNING 2391da177e4SLinus Torvalds "aac_get_config_status: Foreign device configurations are being ignored\n"); 2401da177e4SLinus Torvalds } 2411da177e4SLinus Torvalds } 242bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2431da177e4SLinus Torvalds return status; 2441da177e4SLinus Torvalds } 2451da177e4SLinus Torvalds 2461da177e4SLinus Torvalds /** 2471da177e4SLinus Torvalds * aac_get_containers - list containers 2481da177e4SLinus Torvalds * @common: adapter to probe 2491da177e4SLinus Torvalds * 2501da177e4SLinus Torvalds * Make a list of all containers on this controller 2511da177e4SLinus Torvalds */ 2521da177e4SLinus Torvalds int aac_get_containers(struct aac_dev *dev) 2531da177e4SLinus Torvalds { 2541da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 2551da177e4SLinus Torvalds u32 index; 2561da177e4SLinus Torvalds int status = 0; 2571da177e4SLinus Torvalds struct fib * fibptr; 2581da177e4SLinus Torvalds unsigned instance; 2591da177e4SLinus Torvalds struct aac_get_container_count *dinfo; 2601da177e4SLinus Torvalds struct aac_get_container_count_resp *dresp; 2611da177e4SLinus Torvalds int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2621da177e4SLinus Torvalds 2631da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 2641da177e4SLinus Torvalds 265bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 2661da177e4SLinus Torvalds return -ENOMEM; 2671da177e4SLinus Torvalds 268bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 2691da177e4SLinus Torvalds dinfo = (struct aac_get_container_count *) fib_data(fibptr); 2701da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 2711da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_GET_CONTAINER_COUNT); 2721da177e4SLinus Torvalds 273bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 2741da177e4SLinus Torvalds fibptr, 2751da177e4SLinus Torvalds sizeof (struct aac_get_container_count), 2761da177e4SLinus Torvalds FsaNormal, 2771da177e4SLinus Torvalds 1, 1, 2781da177e4SLinus Torvalds NULL, NULL); 2791da177e4SLinus Torvalds if (status >= 0) { 2801da177e4SLinus Torvalds dresp = (struct aac_get_container_count_resp *)fib_data(fibptr); 2811da177e4SLinus Torvalds maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); 282bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2831da177e4SLinus Torvalds } 2841da177e4SLinus Torvalds 2851da177e4SLinus Torvalds if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) 2861da177e4SLinus Torvalds maximum_num_containers = MAXIMUM_NUM_CONTAINERS; 2871da177e4SLinus Torvalds fsa_dev_ptr = (struct fsa_dev_info *) kmalloc( 2881da177e4SLinus Torvalds sizeof(*fsa_dev_ptr) * maximum_num_containers, GFP_KERNEL); 2891da177e4SLinus Torvalds if (!fsa_dev_ptr) { 290bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 2911da177e4SLinus Torvalds return -ENOMEM; 2921da177e4SLinus Torvalds } 2931da177e4SLinus Torvalds memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers); 2941da177e4SLinus Torvalds 2951da177e4SLinus Torvalds dev->fsa_dev = fsa_dev_ptr; 2961da177e4SLinus Torvalds dev->maximum_num_containers = maximum_num_containers; 2971da177e4SLinus Torvalds 2981da177e4SLinus Torvalds for (index = 0; index < dev->maximum_num_containers; index++) { 2991da177e4SLinus Torvalds struct aac_query_mount *dinfo; 3001da177e4SLinus Torvalds struct aac_mount *dresp; 3011da177e4SLinus Torvalds 3021da177e4SLinus Torvalds fsa_dev_ptr[index].devname[0] = '\0'; 3031da177e4SLinus Torvalds 304bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 3051da177e4SLinus Torvalds dinfo = (struct aac_query_mount *) fib_data(fibptr); 3061da177e4SLinus Torvalds 3071da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 3081da177e4SLinus Torvalds dinfo->count = cpu_to_le32(index); 3091da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 3101da177e4SLinus Torvalds 311bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 3121da177e4SLinus Torvalds fibptr, 3131da177e4SLinus Torvalds sizeof (struct aac_query_mount), 3141da177e4SLinus Torvalds FsaNormal, 3151da177e4SLinus Torvalds 1, 1, 3161da177e4SLinus Torvalds NULL, NULL); 3171da177e4SLinus Torvalds if (status < 0 ) { 3181da177e4SLinus Torvalds printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); 3191da177e4SLinus Torvalds break; 3201da177e4SLinus Torvalds } 3211da177e4SLinus Torvalds dresp = (struct aac_mount *)fib_data(fibptr); 3221da177e4SLinus Torvalds 3237a8cf29dSMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 3247a8cf29dSMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { 3257a8cf29dSMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 3267a8cf29dSMark Haverkamp dinfo->count = cpu_to_le32(index); 3277a8cf29dSMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 3287a8cf29dSMark Haverkamp 329bfb35aa8SMark Haverkamp if (aac_fib_send(ContainerCommand, 3307a8cf29dSMark Haverkamp fibptr, 3317a8cf29dSMark Haverkamp sizeof(struct aac_query_mount), 3327a8cf29dSMark Haverkamp FsaNormal, 3337a8cf29dSMark Haverkamp 1, 1, 3347a8cf29dSMark Haverkamp NULL, NULL) < 0) 3357a8cf29dSMark Haverkamp continue; 3367a8cf29dSMark Haverkamp } else 3377a8cf29dSMark Haverkamp dresp->mnt[0].capacityhigh = 0; 3387a8cf29dSMark Haverkamp 3391da177e4SLinus Torvalds dprintk ((KERN_DEBUG 3407a8cf29dSMark Haverkamp "VM_NameServe cid=%d status=%d vol=%d state=%d cap=%llu\n", 3411da177e4SLinus Torvalds (int)index, (int)le32_to_cpu(dresp->status), 3421da177e4SLinus Torvalds (int)le32_to_cpu(dresp->mnt[0].vol), 3431da177e4SLinus Torvalds (int)le32_to_cpu(dresp->mnt[0].state), 3447a8cf29dSMark Haverkamp ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 3457a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32))); 3461da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 3471da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 3481da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 3491da177e4SLinus Torvalds fsa_dev_ptr[index].valid = 1; 3501da177e4SLinus Torvalds fsa_dev_ptr[index].type = le32_to_cpu(dresp->mnt[0].vol); 3517a8cf29dSMark Haverkamp fsa_dev_ptr[index].size 3527a8cf29dSMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 3537a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 3541da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 3551da177e4SLinus Torvalds fsa_dev_ptr[index].ro = 1; 3561da177e4SLinus Torvalds } 357bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 3581da177e4SLinus Torvalds /* 3591da177e4SLinus Torvalds * If there are no more containers, then stop asking. 3601da177e4SLinus Torvalds */ 3611da177e4SLinus Torvalds if ((index + 1) >= le32_to_cpu(dresp->count)){ 3621da177e4SLinus Torvalds break; 3631da177e4SLinus Torvalds } 3641da177e4SLinus Torvalds } 365bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 3661da177e4SLinus Torvalds return status; 3671da177e4SLinus Torvalds } 3681da177e4SLinus Torvalds 3693b2946ccSMark Haverkamp static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) 3703b2946ccSMark Haverkamp { 3713b2946ccSMark Haverkamp void *buf; 3723b2946ccSMark Haverkamp unsigned int transfer_len; 3733b2946ccSMark Haverkamp struct scatterlist *sg = scsicmd->request_buffer; 3743b2946ccSMark Haverkamp 3753b2946ccSMark Haverkamp if (scsicmd->use_sg) { 3763b2946ccSMark Haverkamp buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; 3773b2946ccSMark Haverkamp transfer_len = min(sg->length, len + offset); 3783b2946ccSMark Haverkamp } else { 3793b2946ccSMark Haverkamp buf = scsicmd->request_buffer; 3803b2946ccSMark Haverkamp transfer_len = min(scsicmd->request_bufflen, len + offset); 3813b2946ccSMark Haverkamp } 3823b2946ccSMark Haverkamp 3833b2946ccSMark Haverkamp memcpy(buf + offset, data, transfer_len - offset); 3843b2946ccSMark Haverkamp 3853b2946ccSMark Haverkamp if (scsicmd->use_sg) 3863b2946ccSMark Haverkamp kunmap_atomic(buf - sg->offset, KM_IRQ0); 3873b2946ccSMark Haverkamp 3883b2946ccSMark Haverkamp } 3893b2946ccSMark Haverkamp 3901da177e4SLinus Torvalds static void get_container_name_callback(void *context, struct fib * fibptr) 3911da177e4SLinus Torvalds { 3921da177e4SLinus Torvalds struct aac_get_name_resp * get_name_reply; 3931da177e4SLinus Torvalds struct scsi_cmnd * scsicmd; 3941da177e4SLinus Torvalds 3951da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 39677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 3971da177e4SLinus Torvalds 3981da177e4SLinus Torvalds dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); 3991da177e4SLinus Torvalds if (fibptr == NULL) 4001da177e4SLinus Torvalds BUG(); 4011da177e4SLinus Torvalds 4021da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 4031da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 4041da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 4051da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 4061da177e4SLinus Torvalds char *sp = get_name_reply->data; 4071da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 4081da177e4SLinus Torvalds while (*sp == ' ') 4091da177e4SLinus Torvalds ++sp; 4103b2946ccSMark Haverkamp if (*sp) { 4113b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 4123b2946ccSMark Haverkamp int count = sizeof(d); 4133b2946ccSMark Haverkamp char *dp = d; 4143b2946ccSMark Haverkamp do { 4151da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4161da177e4SLinus Torvalds } while (--count > 0); 4173b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4183b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4191da177e4SLinus Torvalds } 4203b2946ccSMark Haverkamp } 4213b2946ccSMark Haverkamp 4221da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4231da177e4SLinus Torvalds 424bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 425bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4268e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4271da177e4SLinus Torvalds } 4281da177e4SLinus Torvalds 4291da177e4SLinus Torvalds /** 4301da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4311da177e4SLinus Torvalds */ 4321da177e4SLinus Torvalds static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) 4331da177e4SLinus Torvalds { 4341da177e4SLinus Torvalds int status; 4351da177e4SLinus Torvalds struct aac_get_name *dinfo; 4361da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4371da177e4SLinus Torvalds struct aac_dev * dev; 4381da177e4SLinus Torvalds 4391da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4401da177e4SLinus Torvalds 441bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4421da177e4SLinus Torvalds return -ENOMEM; 4431da177e4SLinus Torvalds 444bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4451da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4461da177e4SLinus Torvalds 4471da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4481da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4491da177e4SLinus Torvalds dinfo->cid = cpu_to_le32(cid); 4501da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4511da177e4SLinus Torvalds 452bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4531da177e4SLinus Torvalds cmd_fibcontext, 4541da177e4SLinus Torvalds sizeof (struct aac_get_name), 4551da177e4SLinus Torvalds FsaNormal, 4561da177e4SLinus Torvalds 0, 1, 4571da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4581da177e4SLinus Torvalds (void *) scsicmd); 4591da177e4SLinus Torvalds 4601da177e4SLinus Torvalds /* 4611da177e4SLinus Torvalds * Check that the command queued to the controller 4621da177e4SLinus Torvalds */ 46377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 46477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4651da177e4SLinus Torvalds return 0; 46677d644d4SMark Haverkamp } 4671da177e4SLinus Torvalds 468bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 469bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 470bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4711da177e4SLinus Torvalds return -1; 4721da177e4SLinus Torvalds } 4731da177e4SLinus Torvalds 4741da177e4SLinus Torvalds /** 475bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 4761da177e4SLinus Torvalds * @dev: device to query 4771da177e4SLinus Torvalds * @cid: container identifier 4781da177e4SLinus Torvalds * 4791da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 4801da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 4811da177e4SLinus Torvalds */ 4821da177e4SLinus Torvalds 483bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 4841da177e4SLinus Torvalds { 4851da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4861da177e4SLinus Torvalds int status; 4871da177e4SLinus Torvalds struct aac_query_mount *dinfo; 4881da177e4SLinus Torvalds struct aac_mount *dresp; 4891da177e4SLinus Torvalds struct fib * fibptr; 4901da177e4SLinus Torvalds unsigned instance; 4911da177e4SLinus Torvalds 4921da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 4931da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 4941da177e4SLinus Torvalds 495bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4961da177e4SLinus Torvalds return -ENOMEM; 4971da177e4SLinus Torvalds 498bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4991da177e4SLinus Torvalds 5001da177e4SLinus Torvalds dinfo = (struct aac_query_mount *)fib_data(fibptr); 5011da177e4SLinus Torvalds 5021da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 5031da177e4SLinus Torvalds dinfo->count = cpu_to_le32(cid); 5041da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 5051da177e4SLinus Torvalds 506bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5071da177e4SLinus Torvalds fibptr, 5081da177e4SLinus Torvalds sizeof(struct aac_query_mount), 5091da177e4SLinus Torvalds FsaNormal, 5101da177e4SLinus Torvalds 1, 1, 5111da177e4SLinus Torvalds NULL, NULL); 5121da177e4SLinus Torvalds if (status < 0) { 513bfb35aa8SMark Haverkamp printk(KERN_WARNING "aacraid: aac_probe_container query failed.\n"); 5141da177e4SLinus Torvalds goto error; 5151da177e4SLinus Torvalds } 5161da177e4SLinus Torvalds 5171da177e4SLinus Torvalds dresp = (struct aac_mount *) fib_data(fibptr); 5181da177e4SLinus Torvalds 5191da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 5207a8cf29dSMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { 5217a8cf29dSMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 5227a8cf29dSMark Haverkamp dinfo->count = cpu_to_le32(cid); 5237a8cf29dSMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 5247a8cf29dSMark Haverkamp 525bfb35aa8SMark Haverkamp if (aac_fib_send(ContainerCommand, 5267a8cf29dSMark Haverkamp fibptr, 5277a8cf29dSMark Haverkamp sizeof(struct aac_query_mount), 5287a8cf29dSMark Haverkamp FsaNormal, 5297a8cf29dSMark Haverkamp 1, 1, 5307a8cf29dSMark Haverkamp NULL, NULL) < 0) 5317a8cf29dSMark Haverkamp goto error; 5327a8cf29dSMark Haverkamp } else 5337a8cf29dSMark Haverkamp dresp->mnt[0].capacityhigh = 0; 5347a8cf29dSMark Haverkamp 5357a8cf29dSMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 5361da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 5371da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 5381da177e4SLinus Torvalds fsa_dev_ptr[cid].valid = 1; 5391da177e4SLinus Torvalds fsa_dev_ptr[cid].type = le32_to_cpu(dresp->mnt[0].vol); 5407a8cf29dSMark Haverkamp fsa_dev_ptr[cid].size 5417a8cf29dSMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 5427a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 5431da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 5441da177e4SLinus Torvalds fsa_dev_ptr[cid].ro = 1; 5451da177e4SLinus Torvalds } 5461da177e4SLinus Torvalds 5471da177e4SLinus Torvalds error: 548bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 549bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 5501da177e4SLinus Torvalds 5511da177e4SLinus Torvalds return status; 5521da177e4SLinus Torvalds } 5531da177e4SLinus Torvalds 5541da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 5551da177e4SLinus Torvalds struct scsi_inq { 5561da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 5571da177e4SLinus Torvalds char pid[16]; /* Product ID */ 5581da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 5591da177e4SLinus Torvalds }; 5601da177e4SLinus Torvalds 5611da177e4SLinus Torvalds /** 5621da177e4SLinus Torvalds * InqStrCopy - string merge 5631da177e4SLinus Torvalds * @a: string to copy from 5641da177e4SLinus Torvalds * @b: string to copy to 5651da177e4SLinus Torvalds * 5661da177e4SLinus Torvalds * Copy a String from one location to another 5671da177e4SLinus Torvalds * without copying \0 5681da177e4SLinus Torvalds */ 5691da177e4SLinus Torvalds 5701da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 5711da177e4SLinus Torvalds { 5721da177e4SLinus Torvalds 5731da177e4SLinus Torvalds while(*a != (char)0) 5741da177e4SLinus Torvalds *b++ = *a++; 5751da177e4SLinus Torvalds } 5761da177e4SLinus Torvalds 5771da177e4SLinus Torvalds static char *container_types[] = { 5781da177e4SLinus Torvalds "None", 5791da177e4SLinus Torvalds "Volume", 5801da177e4SLinus Torvalds "Mirror", 5811da177e4SLinus Torvalds "Stripe", 5821da177e4SLinus Torvalds "RAID5", 5831da177e4SLinus Torvalds "SSRW", 5841da177e4SLinus Torvalds "SSRO", 5851da177e4SLinus Torvalds "Morph", 5861da177e4SLinus Torvalds "Legacy", 5871da177e4SLinus Torvalds "RAID4", 5881da177e4SLinus Torvalds "RAID10", 5891da177e4SLinus Torvalds "RAID00", 5901da177e4SLinus Torvalds "V-MIRRORS", 5911da177e4SLinus Torvalds "PSEUDO R4", 5921da177e4SLinus Torvalds "RAID50", 59384971738SMark Haverkamp "RAID5D", 59484971738SMark Haverkamp "RAID5D0", 59584971738SMark Haverkamp "RAID1E", 59684971738SMark Haverkamp "RAID6", 59784971738SMark Haverkamp "RAID60", 5981da177e4SLinus Torvalds "Unknown" 5991da177e4SLinus Torvalds }; 6001da177e4SLinus Torvalds 6011da177e4SLinus Torvalds 6021da177e4SLinus Torvalds 6031da177e4SLinus Torvalds /* Function: setinqstr 6041da177e4SLinus Torvalds * 6051da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6061da177e4SLinus Torvalds * 6071da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6081da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6091da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6101da177e4SLinus Torvalds */ 6111da177e4SLinus Torvalds 612794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 6131da177e4SLinus Torvalds { 6141da177e4SLinus Torvalds struct scsi_inq *str; 6151da177e4SLinus Torvalds 6161da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 617794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 618794d0601SMark Haverkamp 619794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 620794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 621794d0601SMark Haverkamp int c = sizeof(str->vid); 622794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 623794d0601SMark Haverkamp ++cp; 624794d0601SMark Haverkamp c = *cp; 625794d0601SMark Haverkamp *cp = '\0'; 626794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 627794d0601SMark Haverkamp str->vid); 628794d0601SMark Haverkamp *cp = c; 629794d0601SMark Haverkamp while (*cp && *cp != ' ') 630794d0601SMark Haverkamp ++cp; 631794d0601SMark Haverkamp while (*cp == ' ') 632794d0601SMark Haverkamp ++cp; 633794d0601SMark Haverkamp /* last six chars reserved for vol type */ 634794d0601SMark Haverkamp c = 0; 635794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 636794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 637794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 638794d0601SMark Haverkamp } 639794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 640794d0601SMark Haverkamp if (c) 641794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 642794d0601SMark Haverkamp } else { 643794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 6441da177e4SLinus Torvalds 6451da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 646794d0601SMark Haverkamp /* last six chars reserved for vol type */ 647794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 648794d0601SMark Haverkamp } 6491da177e4SLinus Torvalds 6501da177e4SLinus Torvalds if (tindex < (sizeof(container_types)/sizeof(char *))){ 6511da177e4SLinus Torvalds char *findit = str->pid; 6521da177e4SLinus Torvalds 6531da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 6541da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 6551da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 6561da177e4SLinus Torvalds *(findit -= 4) = ' '; 657794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 658794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 6591da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 6601da177e4SLinus Torvalds } 6611da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 6621da177e4SLinus Torvalds } 6631da177e4SLinus Torvalds 6644833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 6651da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 6661da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 6671da177e4SLinus Torvalds u32 residue) 6681da177e4SLinus Torvalds { 6691da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 6701da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 6711da177e4SLinus Torvalds 6721da177e4SLinus Torvalds if (incorrect_length) { 6731da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 6741da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 6751da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 6761da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 6771da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 6781da177e4SLinus Torvalds } else 6791da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 6801da177e4SLinus Torvalds 6811da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 6821da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 6831da177e4SLinus Torvalds else 6841da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 6851da177e4SLinus Torvalds 6861da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 6871da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 6881da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 6891da177e4SLinus Torvalds sense_buf[15] = 0; 6901da177e4SLinus Torvalds 6911da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 6921da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 6931da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 6941da177e4SLinus Torvalds 6951da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 6961da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 6971da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 6981da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 6991da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 7001da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 7011da177e4SLinus Torvalds } 7021da177e4SLinus Torvalds } 7031da177e4SLinus Torvalds 7041da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 7051da177e4SLinus Torvalds { 7061da177e4SLinus Torvalds struct fib* fibptr; 7071da177e4SLinus Torvalds int rcode; 7081da177e4SLinus Torvalds u32 tmp; 7097c00ffa3SMark Haverkamp struct aac_adapter_info *info; 71084971738SMark Haverkamp struct aac_bus_info *command; 71184971738SMark Haverkamp struct aac_bus_info_response *bus_info; 7127c00ffa3SMark Haverkamp 713bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 7141da177e4SLinus Torvalds return -ENOMEM; 7151da177e4SLinus Torvalds 716bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 7171da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 7187c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7191da177e4SLinus Torvalds 720bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 7211da177e4SLinus Torvalds fibptr, 7227c00ffa3SMark Haverkamp sizeof(*info), 7231da177e4SLinus Torvalds FsaNormal, 7249203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 7251da177e4SLinus Torvalds NULL, 7261da177e4SLinus Torvalds NULL); 7271da177e4SLinus Torvalds 7287c00ffa3SMark Haverkamp if (rcode < 0) { 729bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 730bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 7317c00ffa3SMark Haverkamp return rcode; 7327c00ffa3SMark Haverkamp } 7337c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 7347c00ffa3SMark Haverkamp 7357c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 7367c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 7377c00ffa3SMark Haverkamp 738bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 7397c00ffa3SMark Haverkamp 7407c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 7417c00ffa3SMark Haverkamp 7427c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7437c00ffa3SMark Haverkamp 744bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 7457c00ffa3SMark Haverkamp fibptr, 7467c00ffa3SMark Haverkamp sizeof(*info), 7477c00ffa3SMark Haverkamp FsaNormal, 7487c00ffa3SMark Haverkamp 1, 1, 7497c00ffa3SMark Haverkamp NULL, 7507c00ffa3SMark Haverkamp NULL); 7517c00ffa3SMark Haverkamp 7527c00ffa3SMark Haverkamp if (rcode >= 0) 7537c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 7547c00ffa3SMark Haverkamp } 7551da177e4SLinus Torvalds 75684971738SMark Haverkamp 75784971738SMark Haverkamp /* 75884971738SMark Haverkamp * GetBusInfo 75984971738SMark Haverkamp */ 76084971738SMark Haverkamp 761bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 76284971738SMark Haverkamp 76384971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 76484971738SMark Haverkamp 76584971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 76684971738SMark Haverkamp 76784971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 76884971738SMark Haverkamp 76984971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 77084971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 77184971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 77284971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 77384971738SMark Haverkamp 774bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 77584971738SMark Haverkamp fibptr, 77684971738SMark Haverkamp sizeof (*bus_info), 77784971738SMark Haverkamp FsaNormal, 77884971738SMark Haverkamp 1, 1, 77984971738SMark Haverkamp NULL, NULL); 78084971738SMark Haverkamp 78184971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 78284971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 78384971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 78484971738SMark Haverkamp } 78584971738SMark Haverkamp 7861da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 7877c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 7881da177e4SLinus Torvalds dev->name, 7891da177e4SLinus Torvalds dev->id, 7901da177e4SLinus Torvalds tmp>>24, 7911da177e4SLinus Torvalds (tmp>>16)&0xff, 7921da177e4SLinus Torvalds tmp&0xff, 7937c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 7947c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 7957c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 7961da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 7971da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 7981da177e4SLinus Torvalds dev->name, dev->id, 7991da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 8001da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 8011da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 8021da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 8031da177e4SLinus Torvalds dev->name, dev->id, 8041da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 8051da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 8061da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 8071da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 8081da177e4SLinus Torvalds dev->name, dev->id, 8091da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 8101da177e4SLinus Torvalds 8111da177e4SLinus Torvalds dev->nondasd_support = 0; 8121da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 8131da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 8141da177e4SLinus Torvalds dev->nondasd_support = 1; 8151da177e4SLinus Torvalds } 8161da177e4SLinus Torvalds 8171da177e4SLinus Torvalds /* 8181da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 8191da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 8201da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 8211da177e4SLinus Torvalds * additional changes changes will have to be made to support 8221da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 8231da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 8241da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 8251da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 8261da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 8271da177e4SLinus Torvalds */ 8281da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 8291da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 8301da177e4SLinus Torvalds dev->nondasd_support = 1; 8311da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 8321da177e4SLinus Torvalds } 8331da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 8341da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 8351da177e4SLinus Torvalds dev->name, dev->id); 8361da177e4SLinus Torvalds 8371da177e4SLinus Torvalds if(nondasd != -1) { 8381da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 8391da177e4SLinus Torvalds } 8401da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 8411da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 8421da177e4SLinus Torvalds } 8431da177e4SLinus Torvalds 8441da177e4SLinus Torvalds dev->dac_support = 0; 8451da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 8461da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 8471da177e4SLinus Torvalds dev->dac_support = 1; 8481da177e4SLinus Torvalds } 8491da177e4SLinus Torvalds 8501da177e4SLinus Torvalds if(dacmode != -1) { 8511da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 8521da177e4SLinus Torvalds } 8531da177e4SLinus Torvalds if(dev->dac_support != 0) { 85471e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 85571e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 8561da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 8571da177e4SLinus Torvalds dev->name, dev->id); 85871e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 85971e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 8601da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 8611da177e4SLinus Torvalds dev->name, dev->id); 8621da177e4SLinus Torvalds dev->dac_support = 0; 8631da177e4SLinus Torvalds } else { 8641da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 8651da177e4SLinus Torvalds dev->name, dev->id); 8661da177e4SLinus Torvalds rcode = -ENOMEM; 8671da177e4SLinus Torvalds } 8681da177e4SLinus Torvalds } 8697c00ffa3SMark Haverkamp /* 8707c00ffa3SMark Haverkamp * 57 scatter gather elements 8717c00ffa3SMark Haverkamp */ 8720e68c003SMark Haverkamp if (!(dev->raw_io_interface)) { 8737c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 8747c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 87563a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 87663a70eeaSMark Haverkamp sizeof(struct sgentry); 8777c00ffa3SMark Haverkamp if (dev->dac_support) { 8787c00ffa3SMark Haverkamp /* 8797c00ffa3SMark Haverkamp * 38 scatter gather elements 8807c00ffa3SMark Haverkamp */ 8817c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 8827c00ffa3SMark Haverkamp (dev->max_fib_size - 8837c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 8847c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 88563a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 88663a70eeaSMark Haverkamp sizeof(struct sgentry64); 8877c00ffa3SMark Haverkamp } 8887c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 8897c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 8907c00ffa3SMark Haverkamp /* 8917c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 8927c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 8937c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 8947c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 8957c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 8967c00ffa3SMark Haverkamp * element. 8977c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 8987c00ffa3SMark Haverkamp */ 8997c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 9007c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 9017c00ffa3SMark Haverkamp } 9020e68c003SMark Haverkamp } 9031da177e4SLinus Torvalds 904bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 905bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 9061da177e4SLinus Torvalds 9071da177e4SLinus Torvalds return rcode; 9081da177e4SLinus Torvalds } 9091da177e4SLinus Torvalds 9101da177e4SLinus Torvalds 911e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 9121da177e4SLinus Torvalds { 9131da177e4SLinus Torvalds struct aac_dev *dev; 9141da177e4SLinus Torvalds struct aac_read_reply *readreply; 9151da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 9161da177e4SLinus Torvalds u32 cid; 9171da177e4SLinus Torvalds 9181da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 91977d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 9201da177e4SLinus Torvalds 9211da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 922e5718774SMark Haverkamp cid = scmd_id(scsicmd); 9231da177e4SLinus Torvalds 9247a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 9257a8cf29dSMark Haverkamp u64 lba; 9267a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 9277a8cf29dSMark Haverkamp case WRITE_6: 9287a8cf29dSMark Haverkamp case READ_6: 9297a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 9307a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 9317a8cf29dSMark Haverkamp break; 9327a8cf29dSMark Haverkamp case WRITE_16: 9337a8cf29dSMark Haverkamp case READ_16: 9347a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 9357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 9367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 9377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 9387a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 9397a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 9407a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 9417a8cf29dSMark Haverkamp break; 9427a8cf29dSMark Haverkamp case WRITE_12: 9437a8cf29dSMark Haverkamp case READ_12: 9447a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9457a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9467a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9477a8cf29dSMark Haverkamp break; 9487a8cf29dSMark Haverkamp default: 9497a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9507a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9517a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9527a8cf29dSMark Haverkamp break; 9537a8cf29dSMark Haverkamp } 9547a8cf29dSMark Haverkamp printk(KERN_DEBUG 9557a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 9567a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 9577a8cf29dSMark Haverkamp } 9581da177e4SLinus Torvalds 9591da177e4SLinus Torvalds if (fibptr == NULL) 9601da177e4SLinus Torvalds BUG(); 9611da177e4SLinus Torvalds 9621da177e4SLinus Torvalds if(scsicmd->use_sg) 9631da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 9645d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 9651da177e4SLinus Torvalds scsicmd->use_sg, 9661da177e4SLinus Torvalds scsicmd->sc_data_direction); 9671da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 9681da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 9691da177e4SLinus Torvalds scsicmd->request_bufflen, 9701da177e4SLinus Torvalds scsicmd->sc_data_direction); 9711da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 9721da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 9731da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 9741da177e4SLinus Torvalds else { 9757c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 976e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 9771da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 9787c00ffa3SMark Haverkamp #endif 9791da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 9801da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 9811da177e4SLinus Torvalds HARDWARE_ERROR, 9821da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 9831da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 9841da177e4SLinus Torvalds 0, 0); 9851da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9861da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 9871da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 9881da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 9891da177e4SLinus Torvalds } 990bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 991bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 9921da177e4SLinus Torvalds 9938e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 9941da177e4SLinus Torvalds } 9951da177e4SLinus Torvalds 9964833869eSAdrian Bunk static int aac_read(struct scsi_cmnd * scsicmd, int cid) 9971da177e4SLinus Torvalds { 9987a8cf29dSMark Haverkamp u64 lba; 9991da177e4SLinus Torvalds u32 count; 10001da177e4SLinus Torvalds int status; 10011da177e4SLinus Torvalds 10021da177e4SLinus Torvalds u16 fibsize; 10031da177e4SLinus Torvalds struct aac_dev *dev; 10041da177e4SLinus Torvalds struct fib * cmd_fibcontext; 10051da177e4SLinus Torvalds 10061da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 10071da177e4SLinus Torvalds /* 10081da177e4SLinus Torvalds * Get block address and transfer length 10091da177e4SLinus Torvalds */ 10107a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 10117a8cf29dSMark Haverkamp case READ_6: 10121da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", cid)); 10131da177e4SLinus Torvalds 10147a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 10157a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 10161da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 10171da177e4SLinus Torvalds 10181da177e4SLinus Torvalds if (count == 0) 10191da177e4SLinus Torvalds count = 256; 10207a8cf29dSMark Haverkamp break; 10217a8cf29dSMark Haverkamp case READ_16: 10227a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", cid)); 10237a8cf29dSMark Haverkamp 10247a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 10257a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 10267a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 10277a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 10287a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 10297a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10307a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10317a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 10327a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 10337a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 10347a8cf29dSMark Haverkamp break; 10357a8cf29dSMark Haverkamp case READ_12: 10367a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", cid)); 10377a8cf29dSMark Haverkamp 10387a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10397a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10407a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10417a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 10427a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10437a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10447a8cf29dSMark Haverkamp break; 10457a8cf29dSMark Haverkamp default: 10461da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", cid)); 10471da177e4SLinus Torvalds 10487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10497a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10507a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10511da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 10527a8cf29dSMark Haverkamp break; 10531da177e4SLinus Torvalds } 10547a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 10557c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 10567a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) && 10577a8cf29dSMark Haverkamp (lba & 0xffffffff00000000LL)) { 10587a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read: Illegal lba\n")); 10597a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 10607a8cf29dSMark Haverkamp SAM_STAT_CHECK_CONDITION; 10617a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 10627a8cf29dSMark Haverkamp HARDWARE_ERROR, 10637a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 10647a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 10657a8cf29dSMark Haverkamp 0, 0); 10667a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 10677a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 10687a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 10697a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 10707a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 10717a8cf29dSMark Haverkamp return 0; 10727a8cf29dSMark Haverkamp } 10731da177e4SLinus Torvalds /* 10741da177e4SLinus Torvalds * Alocate and initialize a Fib 10751da177e4SLinus Torvalds */ 1076bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 10771da177e4SLinus Torvalds return -1; 10781da177e4SLinus Torvalds } 10791da177e4SLinus Torvalds 1080bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 10811da177e4SLinus Torvalds 10820e68c003SMark Haverkamp if (dev->raw_io_interface) { 10830e68c003SMark Haverkamp struct aac_raw_io *readcmd; 10840e68c003SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 10857a8cf29dSMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 10867a8cf29dSMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 10870e68c003SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 10880e68c003SMark Haverkamp readcmd->cid = cpu_to_le16(cid); 10890e68c003SMark Haverkamp readcmd->flags = cpu_to_le16(1); 10900e68c003SMark Haverkamp readcmd->bpTotal = 0; 10910e68c003SMark Haverkamp readcmd->bpComplete = 0; 10920e68c003SMark Haverkamp 10930e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &readcmd->sg); 10940e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 10950e68c003SMark Haverkamp if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) 10960e68c003SMark Haverkamp BUG(); 10970e68c003SMark Haverkamp /* 10980e68c003SMark Haverkamp * Now send the Fib to the adapter 10990e68c003SMark Haverkamp */ 1100bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerRawIo, 11010e68c003SMark Haverkamp cmd_fibcontext, 11020e68c003SMark Haverkamp fibsize, 11030e68c003SMark Haverkamp FsaNormal, 11040e68c003SMark Haverkamp 0, 1, 11050e68c003SMark Haverkamp (fib_callback) io_callback, 11060e68c003SMark Haverkamp (void *) scsicmd); 11070e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 11081da177e4SLinus Torvalds struct aac_read64 *readcmd; 11091da177e4SLinus Torvalds readcmd = (struct aac_read64 *) fib_data(cmd_fibcontext); 11101da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtHostRead64); 11111da177e4SLinus Torvalds readcmd->cid = cpu_to_le16(cid); 11121da177e4SLinus Torvalds readcmd->sector_count = cpu_to_le16(count); 11137a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11141da177e4SLinus Torvalds readcmd->pad = 0; 11151da177e4SLinus Torvalds readcmd->flags = 0; 11161da177e4SLinus Torvalds 11171da177e4SLinus Torvalds aac_build_sg64(scsicmd, &readcmd->sg); 11181da177e4SLinus Torvalds fibsize = sizeof(struct aac_read64) + 11191da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11201da177e4SLinus Torvalds sizeof (struct sgentry64)); 112177d71d22SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 11221da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 11231da177e4SLinus Torvalds /* 11241da177e4SLinus Torvalds * Now send the Fib to the adapter 11251da177e4SLinus Torvalds */ 1126bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand64, 11271da177e4SLinus Torvalds cmd_fibcontext, 11281da177e4SLinus Torvalds fibsize, 11291da177e4SLinus Torvalds FsaNormal, 11301da177e4SLinus Torvalds 0, 1, 1131e53cb35aSMark Haverkamp (fib_callback) io_callback, 11321da177e4SLinus Torvalds (void *) scsicmd); 11331da177e4SLinus Torvalds } else { 11341da177e4SLinus Torvalds struct aac_read *readcmd; 11351da177e4SLinus Torvalds readcmd = (struct aac_read *) fib_data(cmd_fibcontext); 11361da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtBlockRead); 11371da177e4SLinus Torvalds readcmd->cid = cpu_to_le32(cid); 11387a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11391da177e4SLinus Torvalds readcmd->count = cpu_to_le32(count * 512); 11401da177e4SLinus Torvalds 11411da177e4SLinus Torvalds aac_build_sg(scsicmd, &readcmd->sg); 11421da177e4SLinus Torvalds fibsize = sizeof(struct aac_read) + 11431da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11441da177e4SLinus Torvalds sizeof (struct sgentry)); 11457c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 11461da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 11471da177e4SLinus Torvalds /* 11481da177e4SLinus Torvalds * Now send the Fib to the adapter 11491da177e4SLinus Torvalds */ 1150bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 11511da177e4SLinus Torvalds cmd_fibcontext, 11521da177e4SLinus Torvalds fibsize, 11531da177e4SLinus Torvalds FsaNormal, 11541da177e4SLinus Torvalds 0, 1, 1155e53cb35aSMark Haverkamp (fib_callback) io_callback, 11561da177e4SLinus Torvalds (void *) scsicmd); 11571da177e4SLinus Torvalds } 11581da177e4SLinus Torvalds 11591da177e4SLinus Torvalds 11601da177e4SLinus Torvalds 11611da177e4SLinus Torvalds /* 11621da177e4SLinus Torvalds * Check that the command queued to the controller 11631da177e4SLinus Torvalds */ 116477d644d4SMark Haverkamp if (status == -EINPROGRESS) { 116577d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 11661da177e4SLinus Torvalds return 0; 116777d644d4SMark Haverkamp } 11681da177e4SLinus Torvalds 1169bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 11701da177e4SLinus Torvalds /* 11711da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 11721da177e4SLinus Torvalds */ 11731da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 11748e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1175bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1176bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 11771da177e4SLinus Torvalds return 0; 11781da177e4SLinus Torvalds } 11791da177e4SLinus Torvalds 11801da177e4SLinus Torvalds static int aac_write(struct scsi_cmnd * scsicmd, int cid) 11811da177e4SLinus Torvalds { 11827a8cf29dSMark Haverkamp u64 lba; 11831da177e4SLinus Torvalds u32 count; 11841da177e4SLinus Torvalds int status; 11851da177e4SLinus Torvalds u16 fibsize; 11861da177e4SLinus Torvalds struct aac_dev *dev; 11871da177e4SLinus Torvalds struct fib * cmd_fibcontext; 11881da177e4SLinus Torvalds 11891da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 11901da177e4SLinus Torvalds /* 11911da177e4SLinus Torvalds * Get block address and transfer length 11921da177e4SLinus Torvalds */ 11931da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 11941da177e4SLinus Torvalds { 11951da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 11961da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 11971da177e4SLinus Torvalds if (count == 0) 11981da177e4SLinus Torvalds count = 256; 11997a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 12007a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", cid)); 12017a8cf29dSMark Haverkamp 12027a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 12037a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 12047a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 12057a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 12067a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 12077a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 12087a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 12097a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 12107a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 12117a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 12127a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", cid)); 12137a8cf29dSMark Haverkamp 12147a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 12157a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 12167a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 12177a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 12181da177e4SLinus Torvalds } else { 12191da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", cid)); 12207a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 12211da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 12221da177e4SLinus Torvalds } 12237a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 12241da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 12257a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) 12267a8cf29dSMark Haverkamp && (lba & 0xffffffff00000000LL)) { 12277a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write: Illegal lba\n")); 12287a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 12297a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 12307a8cf29dSMark Haverkamp HARDWARE_ERROR, 12317a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 12327a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 12337a8cf29dSMark Haverkamp 0, 0); 12347a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12357a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 12367a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 12377a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 12387a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 12397a8cf29dSMark Haverkamp return 0; 12407a8cf29dSMark Haverkamp } 12411da177e4SLinus Torvalds /* 12421da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 12431da177e4SLinus Torvalds */ 1244bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 12451da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 12468e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 12471da177e4SLinus Torvalds return 0; 12481da177e4SLinus Torvalds } 1249bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 12501da177e4SLinus Torvalds 12510e68c003SMark Haverkamp if (dev->raw_io_interface) { 12520e68c003SMark Haverkamp struct aac_raw_io *writecmd; 12530e68c003SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 12547a8cf29dSMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 12557a8cf29dSMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 12560e68c003SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 12570e68c003SMark Haverkamp writecmd->cid = cpu_to_le16(cid); 12580e68c003SMark Haverkamp writecmd->flags = 0; 12590e68c003SMark Haverkamp writecmd->bpTotal = 0; 12600e68c003SMark Haverkamp writecmd->bpComplete = 0; 12610e68c003SMark Haverkamp 12620e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &writecmd->sg); 12630e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 12640e68c003SMark Haverkamp if (fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))) 12650e68c003SMark Haverkamp BUG(); 12660e68c003SMark Haverkamp /* 12670e68c003SMark Haverkamp * Now send the Fib to the adapter 12680e68c003SMark Haverkamp */ 1269bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerRawIo, 12700e68c003SMark Haverkamp cmd_fibcontext, 12710e68c003SMark Haverkamp fibsize, 12720e68c003SMark Haverkamp FsaNormal, 12730e68c003SMark Haverkamp 0, 1, 12740e68c003SMark Haverkamp (fib_callback) io_callback, 12750e68c003SMark Haverkamp (void *) scsicmd); 12760e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 12771da177e4SLinus Torvalds struct aac_write64 *writecmd; 12781da177e4SLinus Torvalds writecmd = (struct aac_write64 *) fib_data(cmd_fibcontext); 12791da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtHostWrite64); 12801da177e4SLinus Torvalds writecmd->cid = cpu_to_le16(cid); 12811da177e4SLinus Torvalds writecmd->sector_count = cpu_to_le16(count); 12827a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 12831da177e4SLinus Torvalds writecmd->pad = 0; 12841da177e4SLinus Torvalds writecmd->flags = 0; 12851da177e4SLinus Torvalds 12861da177e4SLinus Torvalds aac_build_sg64(scsicmd, &writecmd->sg); 12871da177e4SLinus Torvalds fibsize = sizeof(struct aac_write64) + 12881da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 12891da177e4SLinus Torvalds sizeof (struct sgentry64)); 12907c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 12911da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 12921da177e4SLinus Torvalds /* 12931da177e4SLinus Torvalds * Now send the Fib to the adapter 12941da177e4SLinus Torvalds */ 1295bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand64, 12961da177e4SLinus Torvalds cmd_fibcontext, 12971da177e4SLinus Torvalds fibsize, 12981da177e4SLinus Torvalds FsaNormal, 12991da177e4SLinus Torvalds 0, 1, 1300e53cb35aSMark Haverkamp (fib_callback) io_callback, 13011da177e4SLinus Torvalds (void *) scsicmd); 13021da177e4SLinus Torvalds } else { 13031da177e4SLinus Torvalds struct aac_write *writecmd; 13041da177e4SLinus Torvalds writecmd = (struct aac_write *) fib_data(cmd_fibcontext); 13051da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtBlockWrite); 13061da177e4SLinus Torvalds writecmd->cid = cpu_to_le32(cid); 13077a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 13081da177e4SLinus Torvalds writecmd->count = cpu_to_le32(count * 512); 13091da177e4SLinus Torvalds writecmd->sg.count = cpu_to_le32(1); 13101da177e4SLinus Torvalds /* ->stable is not used - it did mean which type of write */ 13111da177e4SLinus Torvalds 13121da177e4SLinus Torvalds aac_build_sg(scsicmd, &writecmd->sg); 13131da177e4SLinus Torvalds fibsize = sizeof(struct aac_write) + 13141da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 13151da177e4SLinus Torvalds sizeof (struct sgentry)); 13167c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 13171da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 13181da177e4SLinus Torvalds /* 13191da177e4SLinus Torvalds * Now send the Fib to the adapter 13201da177e4SLinus Torvalds */ 1321bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 13221da177e4SLinus Torvalds cmd_fibcontext, 13231da177e4SLinus Torvalds fibsize, 13241da177e4SLinus Torvalds FsaNormal, 13251da177e4SLinus Torvalds 0, 1, 1326e53cb35aSMark Haverkamp (fib_callback) io_callback, 13271da177e4SLinus Torvalds (void *) scsicmd); 13281da177e4SLinus Torvalds } 13291da177e4SLinus Torvalds 13301da177e4SLinus Torvalds /* 13311da177e4SLinus Torvalds * Check that the command queued to the controller 13321da177e4SLinus Torvalds */ 133377d644d4SMark Haverkamp if (status == -EINPROGRESS) { 133477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 13351da177e4SLinus Torvalds return 0; 13361da177e4SLinus Torvalds } 13371da177e4SLinus Torvalds 1338bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 13391da177e4SLinus Torvalds /* 13401da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 13411da177e4SLinus Torvalds */ 13421da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 13438e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 13441da177e4SLinus Torvalds 1345bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1346bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 13471da177e4SLinus Torvalds return 0; 13481da177e4SLinus Torvalds } 13491da177e4SLinus Torvalds 13501da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 13511da177e4SLinus Torvalds { 13521da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 13531da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13541da177e4SLinus Torvalds 13551da177e4SLinus Torvalds cmd = context; 135677d644d4SMark Haverkamp cmd->SCp.phase = AAC_OWNER_MIDLEVEL; 13571da177e4SLinus Torvalds 13581da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 13591da177e4SLinus Torvalds smp_processor_id(), jiffies)); 13601da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 13611da177e4SLinus Torvalds 13621da177e4SLinus Torvalds 13631da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 13641da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 13651da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13661da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13671da177e4SLinus Torvalds else { 13681da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 13691da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 1370e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 13711da177e4SLinus Torvalds printk(KERN_WARNING 13721da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 13731da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 13741da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13751da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13761da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 13771da177e4SLinus Torvalds HARDWARE_ERROR, 13781da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13791da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13801da177e4SLinus Torvalds 0, 0); 13811da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13821da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 13831da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 13841da177e4SLinus Torvalds } 13851da177e4SLinus Torvalds 1386bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1387bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13888e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 13891da177e4SLinus Torvalds } 13901da177e4SLinus Torvalds 13911da177e4SLinus Torvalds static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) 13921da177e4SLinus Torvalds { 13931da177e4SLinus Torvalds int status; 13941da177e4SLinus Torvalds struct fib *cmd_fibcontext; 13951da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 13961da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13971da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 13981da177e4SLinus Torvalds int active = 0; 13991da177e4SLinus Torvalds unsigned long flags; 14001da177e4SLinus Torvalds 14011da177e4SLinus Torvalds /* 140277d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 140377d644d4SMark Haverkamp * specific target (block). 14041da177e4SLinus Torvalds */ 14051da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 14061da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 140777d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 14081da177e4SLinus Torvalds ++active; 14091da177e4SLinus Torvalds break; 14101da177e4SLinus Torvalds } 14111da177e4SLinus Torvalds 14121da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 14131da177e4SLinus Torvalds 14141da177e4SLinus Torvalds /* 14151da177e4SLinus Torvalds * Yield the processor (requeue for later) 14161da177e4SLinus Torvalds */ 14171da177e4SLinus Torvalds if (active) 14181da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 14191da177e4SLinus Torvalds 14201da177e4SLinus Torvalds /* 14217c00ffa3SMark Haverkamp * Allocate and initialize a Fib 14221da177e4SLinus Torvalds */ 14231da177e4SLinus Torvalds if (!(cmd_fibcontext = 1424bfb35aa8SMark Haverkamp aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) 14251da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14261da177e4SLinus Torvalds 1427bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 14281da177e4SLinus Torvalds 14291da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 14301da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 14311da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 14321da177e4SLinus Torvalds synchronizecmd->cid = cpu_to_le32(cid); 14331da177e4SLinus Torvalds synchronizecmd->count = 14341da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 14351da177e4SLinus Torvalds 14361da177e4SLinus Torvalds /* 14371da177e4SLinus Torvalds * Now send the Fib to the adapter 14381da177e4SLinus Torvalds */ 1439bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 14401da177e4SLinus Torvalds cmd_fibcontext, 14411da177e4SLinus Torvalds sizeof(struct aac_synchronize), 14421da177e4SLinus Torvalds FsaNormal, 14431da177e4SLinus Torvalds 0, 1, 14441da177e4SLinus Torvalds (fib_callback)synchronize_callback, 14451da177e4SLinus Torvalds (void *)scsicmd); 14461da177e4SLinus Torvalds 14471da177e4SLinus Torvalds /* 14481da177e4SLinus Torvalds * Check that the command queued to the controller 14491da177e4SLinus Torvalds */ 145077d644d4SMark Haverkamp if (status == -EINPROGRESS) { 145177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14521da177e4SLinus Torvalds return 0; 145377d644d4SMark Haverkamp } 14541da177e4SLinus Torvalds 14551da177e4SLinus Torvalds printk(KERN_WARNING 1456bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1457bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1458bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 14591da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14601da177e4SLinus Torvalds } 14611da177e4SLinus Torvalds 14621da177e4SLinus Torvalds /** 14631da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 14641da177e4SLinus Torvalds * @scsicmd: SCSI command block 14651da177e4SLinus Torvalds * 14661da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 14671da177e4SLinus Torvalds * aacraid firmware. 14681da177e4SLinus Torvalds */ 14691da177e4SLinus Torvalds 14701da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 14711da177e4SLinus Torvalds { 14721da177e4SLinus Torvalds u32 cid = 0; 14731da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 14741da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 14751da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 14761da177e4SLinus Torvalds 14771da177e4SLinus Torvalds /* 14781da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 14791da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 14801da177e4SLinus Torvalds * itself. 14811da177e4SLinus Torvalds */ 1482422c0d61SJeff Garzik if (scmd_id(scsicmd) != host->this_id) { 1483e5718774SMark Haverkamp if ((scmd_channel(scsicmd) == CONTAINER_CHANNEL)) { 1484e5718774SMark Haverkamp if((scmd_id(scsicmd) >= dev->maximum_num_containers) || 1485e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 14861da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 14871da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 14881da177e4SLinus Torvalds return 0; 14891da177e4SLinus Torvalds } 1490e5718774SMark Haverkamp cid = scmd_id(scsicmd); 14911da177e4SLinus Torvalds 14921da177e4SLinus Torvalds /* 14931da177e4SLinus Torvalds * If the target container doesn't exist, it may have 14941da177e4SLinus Torvalds * been newly created 14951da177e4SLinus Torvalds */ 14961da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 14971da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 14987a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 14997a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 15007a8cf29dSMark Haverkamp !(dev->raw_io_64) || 15017a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 15027a8cf29dSMark Haverkamp break; 15031da177e4SLinus Torvalds case INQUIRY: 15041da177e4SLinus Torvalds case READ_CAPACITY: 15051da177e4SLinus Torvalds case TEST_UNIT_READY: 15061da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 1507bfb35aa8SMark Haverkamp aac_probe_container(dev, cid); 1508131256cfSMark Haverkamp if ((fsa_dev_ptr[cid].valid & 1) == 0) 1509131256cfSMark Haverkamp fsa_dev_ptr[cid].valid = 0; 15101da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 15111da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 15121da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 15131da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15141da177e4SLinus Torvalds return 0; 15151da177e4SLinus Torvalds } 15161da177e4SLinus Torvalds default: 15171da177e4SLinus Torvalds break; 15181da177e4SLinus Torvalds } 15191da177e4SLinus Torvalds } 15201da177e4SLinus Torvalds /* 15211da177e4SLinus Torvalds * If the target container still doesn't exist, 15221da177e4SLinus Torvalds * return failure 15231da177e4SLinus Torvalds */ 15241da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 15251da177e4SLinus Torvalds scsicmd->result = DID_BAD_TARGET << 16; 15261da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15271da177e4SLinus Torvalds return 0; 15281da177e4SLinus Torvalds } 15291da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 15301da177e4SLinus Torvalds if(dev->nondasd_support == 1){ 15311da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 15321da177e4SLinus Torvalds } else { 15331da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 15341da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15351da177e4SLinus Torvalds return 0; 15361da177e4SLinus Torvalds } 15371da177e4SLinus Torvalds } 15381da177e4SLinus Torvalds } 15391da177e4SLinus Torvalds /* 15401da177e4SLinus Torvalds * else Command for the controller itself 15411da177e4SLinus Torvalds */ 15421da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 15431da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 15441da177e4SLinus Torvalds { 15451da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 15461da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15471da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 15481da177e4SLinus Torvalds ILLEGAL_REQUEST, 15491da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 15501da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 15511da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15521da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 15531da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 15541da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 15551da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15561da177e4SLinus Torvalds return 0; 15571da177e4SLinus Torvalds } 15581da177e4SLinus Torvalds 15591da177e4SLinus Torvalds 15601da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 15611da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 15621da177e4SLinus Torvalds case INQUIRY: 15631da177e4SLinus Torvalds { 15643b2946ccSMark Haverkamp struct inquiry_data inq_data; 15651da177e4SLinus Torvalds 1566e5718774SMark Haverkamp dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scmd_id(scsicmd))); 15673b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 15681da177e4SLinus Torvalds 15693b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 15703b2946ccSMark 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 */ 15713b2946ccSMark Haverkamp inq_data.inqd_len = 31; 15721da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 15733b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 15741da177e4SLinus Torvalds /* 15751da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 15761da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 15771da177e4SLinus Torvalds */ 1578422c0d61SJeff Garzik if (scmd_id(scsicmd) == host->this_id) { 1579794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), (sizeof(container_types)/sizeof(char *))); 15803b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 15813b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15821da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15831da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15841da177e4SLinus Torvalds return 0; 15851da177e4SLinus Torvalds } 1586794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 15873b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 15883b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15891da177e4SLinus Torvalds return aac_get_container_name(scsicmd, cid); 15901da177e4SLinus Torvalds } 15917a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 15927a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 15937a8cf29dSMark Haverkamp !(dev->raw_io_64) || 15947a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 15957a8cf29dSMark Haverkamp break; 15967a8cf29dSMark Haverkamp { 15977a8cf29dSMark Haverkamp u64 capacity; 159807ce5ebaSMark Haverkamp char cp[13]; 15997a8cf29dSMark Haverkamp 16007a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 16017a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 16027a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 16037a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 16047a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 16057a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 16067a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 16077a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 16087a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 16097a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 16107a8cf29dSMark Haverkamp cp[8] = 0; 16117a8cf29dSMark Haverkamp cp[9] = 0; 16127a8cf29dSMark Haverkamp cp[10] = 2; 16137a8cf29dSMark Haverkamp cp[11] = 0; 161407ce5ebaSMark Haverkamp cp[12] = 0; 161507ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 16161241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 161707ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 161807ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 161907ce5ebaSMark Haverkamp 162007ce5ebaSMark Haverkamp memset(cp, 0, offset); 162107ce5ebaSMark Haverkamp do { 16221241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 16231241f359SMark Haverkamp sizeof(cp)); 162407ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 162507ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 162607ce5ebaSMark Haverkamp } 16277a8cf29dSMark Haverkamp 16287a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16297a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16307a8cf29dSMark Haverkamp 16317a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16327a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 16337a8cf29dSMark Haverkamp 16347a8cf29dSMark Haverkamp return 0; 16357a8cf29dSMark Haverkamp } 16367a8cf29dSMark Haverkamp 16371da177e4SLinus Torvalds case READ_CAPACITY: 16381da177e4SLinus Torvalds { 16391da177e4SLinus Torvalds u32 capacity; 16403b2946ccSMark Haverkamp char cp[8]; 16411da177e4SLinus Torvalds 16421da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 16437a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 16441da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 16451da177e4SLinus Torvalds else 16461da177e4SLinus Torvalds capacity = (u32)-1; 16473b2946ccSMark Haverkamp 16481da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 16491da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 16501da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 16511da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 16521da177e4SLinus Torvalds cp[4] = 0; 16531da177e4SLinus Torvalds cp[5] = 0; 16541da177e4SLinus Torvalds cp[6] = 2; 16551da177e4SLinus Torvalds cp[7] = 0; 16563b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 16577a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16587a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16591da177e4SLinus Torvalds 16601da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16611da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16621da177e4SLinus Torvalds 16631da177e4SLinus Torvalds return 0; 16641da177e4SLinus Torvalds } 16651da177e4SLinus Torvalds 16661da177e4SLinus Torvalds case MODE_SENSE: 16671da177e4SLinus Torvalds { 16683b2946ccSMark Haverkamp char mode_buf[4]; 16691da177e4SLinus Torvalds 16701da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 16711da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 16721da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 16731da177e4SLinus Torvalds mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16741da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 16751da177e4SLinus Torvalds 16763b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16771da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16781da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16791da177e4SLinus Torvalds 16801da177e4SLinus Torvalds return 0; 16811da177e4SLinus Torvalds } 16821da177e4SLinus Torvalds case MODE_SENSE_10: 16831da177e4SLinus Torvalds { 16843b2946ccSMark Haverkamp char mode_buf[8]; 16851da177e4SLinus Torvalds 16861da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 16871da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 16881da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 16891da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 16901da177e4SLinus Torvalds mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16911da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 16921da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 16931da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 16941da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 16953b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16961da177e4SLinus Torvalds 16971da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16981da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16991da177e4SLinus Torvalds 17001da177e4SLinus Torvalds return 0; 17011da177e4SLinus Torvalds } 17021da177e4SLinus Torvalds case REQUEST_SENSE: 17031da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 17041da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 17051da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 17061da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17071da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17081da177e4SLinus Torvalds return 0; 17091da177e4SLinus Torvalds 17101da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 17111da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 17121da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 17131da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 17141da177e4SLinus Torvalds else 17151da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 17161da177e4SLinus Torvalds 17171da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17181da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17191da177e4SLinus Torvalds return 0; 17201da177e4SLinus Torvalds /* 17211da177e4SLinus Torvalds * These commands are all No-Ops 17221da177e4SLinus Torvalds */ 17231da177e4SLinus Torvalds case TEST_UNIT_READY: 17241da177e4SLinus Torvalds case RESERVE: 17251da177e4SLinus Torvalds case RELEASE: 17261da177e4SLinus Torvalds case REZERO_UNIT: 17271da177e4SLinus Torvalds case REASSIGN_BLOCKS: 17281da177e4SLinus Torvalds case SEEK_10: 17291da177e4SLinus Torvalds case START_STOP: 17301da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17311da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17321da177e4SLinus Torvalds return 0; 17331da177e4SLinus Torvalds } 17341da177e4SLinus Torvalds 17351da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 17361da177e4SLinus Torvalds { 17371da177e4SLinus Torvalds case READ_6: 17381da177e4SLinus Torvalds case READ_10: 17397a8cf29dSMark Haverkamp case READ_12: 17407a8cf29dSMark Haverkamp case READ_16: 17411da177e4SLinus Torvalds /* 17421da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 17431da177e4SLinus Torvalds * corresponds to a container. Needed to convert 17441da177e4SLinus Torvalds * containers to /dev/sd device names 17451da177e4SLinus Torvalds */ 17461da177e4SLinus Torvalds 17471da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 17487a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 17491da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 17507a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 17517a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 175277d644d4SMark Haverkamp 175377d644d4SMark Haverkamp return aac_read(scsicmd, cid); 17541da177e4SLinus Torvalds 17551da177e4SLinus Torvalds case WRITE_6: 17561da177e4SLinus Torvalds case WRITE_10: 17577a8cf29dSMark Haverkamp case WRITE_12: 17587a8cf29dSMark Haverkamp case WRITE_16: 175977d644d4SMark Haverkamp return aac_write(scsicmd, cid); 17601da177e4SLinus Torvalds 17611da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 17621da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 17631da177e4SLinus Torvalds return aac_synchronize(scsicmd, cid); 17641da177e4SLinus Torvalds 17651da177e4SLinus Torvalds default: 17661da177e4SLinus Torvalds /* 17671da177e4SLinus Torvalds * Unhandled commands 17681da177e4SLinus Torvalds */ 17697c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 17701da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17711da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17721da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 17731da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17741da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17751da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17761da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17771da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17781da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17791da177e4SLinus Torvalds return 0; 17801da177e4SLinus Torvalds } 17811da177e4SLinus Torvalds } 17821da177e4SLinus Torvalds 17831da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 17841da177e4SLinus Torvalds { 17851da177e4SLinus Torvalds struct aac_query_disk qd; 17861da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 17871da177e4SLinus Torvalds 17881da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 17891da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 17901da177e4SLinus Torvalds return -EFAULT; 17911da177e4SLinus Torvalds if (qd.cnum == -1) 1792e5718774SMark Haverkamp qd.cnum = qd.id; 17931da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 17941da177e4SLinus Torvalds { 17951da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 17961da177e4SLinus Torvalds return -EINVAL; 17971da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 17981da177e4SLinus Torvalds qd.bus = 0; 17991da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 18001da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 18011da177e4SLinus Torvalds } 18021da177e4SLinus Torvalds else return -EINVAL; 18031da177e4SLinus Torvalds 18041da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 18051da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 18061da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 18071da177e4SLinus Torvalds 18081da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 18091da177e4SLinus Torvalds qd.unmapped = 1; 18101da177e4SLinus Torvalds else 18111da177e4SLinus Torvalds qd.unmapped = 0; 18121da177e4SLinus Torvalds 18131da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 18141da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 18151da177e4SLinus Torvalds 18161da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 18171da177e4SLinus Torvalds return -EFAULT; 18181da177e4SLinus Torvalds return 0; 18191da177e4SLinus Torvalds } 18201da177e4SLinus Torvalds 18211da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 18221da177e4SLinus Torvalds { 18231da177e4SLinus Torvalds struct aac_delete_disk dd; 18241da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18251da177e4SLinus Torvalds 18261da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 18271da177e4SLinus Torvalds 18281da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18291da177e4SLinus Torvalds return -EFAULT; 18301da177e4SLinus Torvalds 18311da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18321da177e4SLinus Torvalds return -EINVAL; 18331da177e4SLinus Torvalds /* 18341da177e4SLinus Torvalds * Mark this container as being deleted. 18351da177e4SLinus Torvalds */ 18361da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 18371da177e4SLinus Torvalds /* 18381da177e4SLinus Torvalds * Mark the container as no longer valid 18391da177e4SLinus Torvalds */ 18401da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18411da177e4SLinus Torvalds return 0; 18421da177e4SLinus Torvalds } 18431da177e4SLinus Torvalds 18441da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 18451da177e4SLinus Torvalds { 18461da177e4SLinus Torvalds struct aac_delete_disk dd; 18471da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18481da177e4SLinus Torvalds 18491da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 18501da177e4SLinus Torvalds 18511da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18521da177e4SLinus Torvalds return -EFAULT; 18531da177e4SLinus Torvalds 18541da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18551da177e4SLinus Torvalds return -EINVAL; 18561da177e4SLinus Torvalds /* 18571da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 18581da177e4SLinus Torvalds */ 18591da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 18601da177e4SLinus Torvalds return -EBUSY; 18611da177e4SLinus Torvalds else { 18621da177e4SLinus Torvalds /* 18631da177e4SLinus Torvalds * Mark the container as no longer being valid. 18641da177e4SLinus Torvalds */ 18651da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18661da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 18671da177e4SLinus Torvalds return 0; 18681da177e4SLinus Torvalds } 18691da177e4SLinus Torvalds } 18701da177e4SLinus Torvalds 18711da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 18721da177e4SLinus Torvalds { 18731da177e4SLinus Torvalds switch (cmd) { 18741da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 18751da177e4SLinus Torvalds return query_disk(dev, arg); 18761da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 18771da177e4SLinus Torvalds return delete_disk(dev, arg); 18781da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 18791da177e4SLinus Torvalds return force_delete_disk(dev, arg); 18801da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 18811da177e4SLinus Torvalds return aac_get_containers(dev); 18821da177e4SLinus Torvalds default: 18831da177e4SLinus Torvalds return -ENOTTY; 18841da177e4SLinus Torvalds } 18851da177e4SLinus Torvalds } 18861da177e4SLinus Torvalds 18871da177e4SLinus Torvalds /** 18881da177e4SLinus Torvalds * 18891da177e4SLinus Torvalds * aac_srb_callback 18901da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 18911da177e4SLinus Torvalds * @fibptr: pointer to the fib 18921da177e4SLinus Torvalds * 18931da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 18941da177e4SLinus Torvalds * 18951da177e4SLinus Torvalds */ 18961da177e4SLinus Torvalds 18971da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 18981da177e4SLinus Torvalds { 18991da177e4SLinus Torvalds struct aac_dev *dev; 19001da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 19011da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 19021da177e4SLinus Torvalds 19031da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 190477d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 19051da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 19061da177e4SLinus Torvalds 19071da177e4SLinus Torvalds if (fibptr == NULL) 19081da177e4SLinus Torvalds BUG(); 19091da177e4SLinus Torvalds 19101da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 19111da177e4SLinus Torvalds 19121da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 19131da177e4SLinus Torvalds /* 19141da177e4SLinus Torvalds * Calculate resid for sg 19151da177e4SLinus Torvalds */ 19161da177e4SLinus Torvalds 19171da177e4SLinus Torvalds scsicmd->resid = scsicmd->request_bufflen - 19181da177e4SLinus Torvalds le32_to_cpu(srbreply->data_xfer_length); 19191da177e4SLinus Torvalds 19201da177e4SLinus Torvalds if(scsicmd->use_sg) 19211da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 19225d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 19231da177e4SLinus Torvalds scsicmd->use_sg, 19241da177e4SLinus Torvalds scsicmd->sc_data_direction); 19251da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 19261da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, 19271da177e4SLinus Torvalds scsicmd->sc_data_direction); 19281da177e4SLinus Torvalds 19291da177e4SLinus Torvalds /* 19301da177e4SLinus Torvalds * First check the fib status 19311da177e4SLinus Torvalds */ 19321da177e4SLinus Torvalds 19331da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 19341da177e4SLinus Torvalds int len; 19351da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 19361da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 19371da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 19381da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 19391da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 19401da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19411da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 19421da177e4SLinus Torvalds } 19431da177e4SLinus Torvalds 19441da177e4SLinus Torvalds /* 19451da177e4SLinus Torvalds * Next check the srb status 19461da177e4SLinus Torvalds */ 19471da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 19481da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 19491da177e4SLinus Torvalds case SRB_STATUS_PENDING: 19501da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 19511da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19521da177e4SLinus Torvalds break; 19531da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 19541da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 19551da177e4SLinus Torvalds case READ_6: 19561da177e4SLinus Torvalds case WRITE_6: 19571da177e4SLinus Torvalds case READ_10: 19581da177e4SLinus Torvalds case WRITE_10: 19591da177e4SLinus Torvalds case READ_12: 19601da177e4SLinus Torvalds case WRITE_12: 19617a8cf29dSMark Haverkamp case READ_16: 19627a8cf29dSMark Haverkamp case WRITE_16: 19631da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 19641da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 19651da177e4SLinus Torvalds } else { 19661da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 19671da177e4SLinus Torvalds } 19681da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 19691da177e4SLinus Torvalds break; 19701da177e4SLinus Torvalds case INQUIRY: { 19711da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19721da177e4SLinus Torvalds break; 19731da177e4SLinus Torvalds } 19741da177e4SLinus Torvalds default: 19751da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19761da177e4SLinus Torvalds break; 19771da177e4SLinus Torvalds } 19781da177e4SLinus Torvalds break; 19791da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 19801da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 19811da177e4SLinus Torvalds break; 19821da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 19831da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 19841da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 19851da177e4SLinus Torvalds break; 19861da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 19871da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 19881da177e4SLinus Torvalds break; 19891da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 19901da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 19911da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 19921da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 19931da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 19941da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 19951da177e4SLinus Torvalds break; 19961da177e4SLinus Torvalds 19971da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 19981da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 19991da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 20001da177e4SLinus Torvalds break; 20011da177e4SLinus Torvalds 20021da177e4SLinus Torvalds case SRB_STATUS_BUSY: 20031da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 20041da177e4SLinus Torvalds break; 20051da177e4SLinus Torvalds 20061da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 20071da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 20081da177e4SLinus Torvalds break; 20091da177e4SLinus Torvalds 20101da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 20111da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 20121da177e4SLinus Torvalds break; 20131da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 20141da177e4SLinus Torvalds case SRB_STATUS_ERROR: 20151da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 20161da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 20171da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 20181da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 20191da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 20201da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 20211da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 20221da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 20231da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 20241da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 20251da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 20261da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 20271da177e4SLinus Torvalds default: 20281da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20291da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 20301da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 20311da177e4SLinus Torvalds aac_get_status_string( 20321da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 20331da177e4SLinus Torvalds scsicmd->cmnd[0], 20341da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 20351da177e4SLinus Torvalds #endif 20361da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 20371da177e4SLinus Torvalds break; 20381da177e4SLinus Torvalds } 20391da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 20401da177e4SLinus Torvalds int len; 20411da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 20421da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 20431da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 20441da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 20451da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 20461da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20477a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 20487a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 20491da177e4SLinus Torvalds #endif 20501da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 20511da177e4SLinus Torvalds 20521da177e4SLinus Torvalds } 20531da177e4SLinus Torvalds /* 20541da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 20551da177e4SLinus Torvalds */ 20561da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 20571da177e4SLinus Torvalds 2058bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2059bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 20608e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 20611da177e4SLinus Torvalds } 20621da177e4SLinus Torvalds 20631da177e4SLinus Torvalds /** 20641da177e4SLinus Torvalds * 20651da177e4SLinus Torvalds * aac_send_scb_fib 20661da177e4SLinus Torvalds * @scsicmd: the scsi command block 20671da177e4SLinus Torvalds * 20681da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 20691da177e4SLinus Torvalds * scsicmd passed in. 20701da177e4SLinus Torvalds */ 20711da177e4SLinus Torvalds 20721da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 20731da177e4SLinus Torvalds { 20741da177e4SLinus Torvalds struct fib* cmd_fibcontext; 20751da177e4SLinus Torvalds struct aac_dev* dev; 20761da177e4SLinus Torvalds int status; 20771da177e4SLinus Torvalds struct aac_srb *srbcmd; 20781da177e4SLinus Torvalds u16 fibsize; 20791da177e4SLinus Torvalds u32 flag; 20801da177e4SLinus Torvalds u32 timeout; 20811da177e4SLinus Torvalds 208284971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2083e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 208484971738SMark Haverkamp scsicmd->device->lun > 7) { 20851da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 20861da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20871da177e4SLinus Torvalds return 0; 20881da177e4SLinus Torvalds } 20891da177e4SLinus Torvalds 20901da177e4SLinus Torvalds switch(scsicmd->sc_data_direction){ 20911da177e4SLinus Torvalds case DMA_TO_DEVICE: 20921da177e4SLinus Torvalds flag = SRB_DataOut; 20931da177e4SLinus Torvalds break; 20941da177e4SLinus Torvalds case DMA_BIDIRECTIONAL: 20951da177e4SLinus Torvalds flag = SRB_DataIn | SRB_DataOut; 20961da177e4SLinus Torvalds break; 20971da177e4SLinus Torvalds case DMA_FROM_DEVICE: 20981da177e4SLinus Torvalds flag = SRB_DataIn; 20991da177e4SLinus Torvalds break; 21001da177e4SLinus Torvalds case DMA_NONE: 21011da177e4SLinus Torvalds default: /* shuts up some versions of gcc */ 21021da177e4SLinus Torvalds flag = SRB_NoDataXfer; 21031da177e4SLinus Torvalds break; 21041da177e4SLinus Torvalds } 21051da177e4SLinus Torvalds 21061da177e4SLinus Torvalds 21071da177e4SLinus Torvalds /* 21081da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 21091da177e4SLinus Torvalds */ 2110bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 21111da177e4SLinus Torvalds return -1; 21121da177e4SLinus Torvalds } 2113bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 21141da177e4SLinus Torvalds 21151da177e4SLinus Torvalds srbcmd = (struct aac_srb*) fib_data(cmd_fibcontext); 21161da177e4SLinus Torvalds srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 2117e5718774SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(scsicmd))); 2118e5718774SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(scsicmd)); 21191da177e4SLinus Torvalds srbcmd->lun = cpu_to_le32(scsicmd->device->lun); 21201da177e4SLinus Torvalds srbcmd->flags = cpu_to_le32(flag); 21215262d085SJames Bottomley timeout = scsicmd->timeout_per_command/HZ; 21221da177e4SLinus Torvalds if(timeout == 0){ 21231da177e4SLinus Torvalds timeout = 1; 21241da177e4SLinus Torvalds } 21251da177e4SLinus Torvalds srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 21261da177e4SLinus Torvalds srbcmd->retry_limit = 0; /* Obsolete parameter */ 21271da177e4SLinus Torvalds srbcmd->cdb_size = cpu_to_le32(scsicmd->cmd_len); 21281da177e4SLinus Torvalds 21291da177e4SLinus Torvalds if( dev->dac_support == 1 ) { 21301da177e4SLinus Torvalds aac_build_sg64(scsicmd, (struct sgmap64*) &srbcmd->sg); 21311da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21321da177e4SLinus Torvalds 21331da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21341da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21351da177e4SLinus Torvalds /* 21361da177e4SLinus Torvalds * Build Scatter/Gather list 21371da177e4SLinus Torvalds */ 21381da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 21391da177e4SLinus Torvalds ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 21401da177e4SLinus Torvalds sizeof (struct sgentry64)); 21417c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21421da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21431da177e4SLinus Torvalds 21441da177e4SLinus Torvalds /* 21451da177e4SLinus Torvalds * Now send the Fib to the adapter 21461da177e4SLinus Torvalds */ 2147bfb35aa8SMark Haverkamp status = aac_fib_send(ScsiPortCommand64, cmd_fibcontext, 21481da177e4SLinus Torvalds fibsize, FsaNormal, 0, 1, 21491da177e4SLinus Torvalds (fib_callback) aac_srb_callback, 21501da177e4SLinus Torvalds (void *) scsicmd); 21511da177e4SLinus Torvalds } else { 21521da177e4SLinus Torvalds aac_build_sg(scsicmd, (struct sgmap*)&srbcmd->sg); 21531da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21541da177e4SLinus Torvalds 21551da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21561da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21571da177e4SLinus Torvalds /* 21581da177e4SLinus Torvalds * Build Scatter/Gather list 21591da177e4SLinus Torvalds */ 21601da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) + 21611da177e4SLinus Torvalds (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 21621da177e4SLinus Torvalds sizeof (struct sgentry)); 21637c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21641da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21651da177e4SLinus Torvalds 21661da177e4SLinus Torvalds /* 21671da177e4SLinus Torvalds * Now send the Fib to the adapter 21681da177e4SLinus Torvalds */ 2169bfb35aa8SMark Haverkamp status = aac_fib_send(ScsiPortCommand, cmd_fibcontext, fibsize, FsaNormal, 0, 1, 21701da177e4SLinus Torvalds (fib_callback) aac_srb_callback, (void *) scsicmd); 21711da177e4SLinus Torvalds } 21721da177e4SLinus Torvalds /* 21731da177e4SLinus Torvalds * Check that the command queued to the controller 21741da177e4SLinus Torvalds */ 21751da177e4SLinus Torvalds if (status == -EINPROGRESS) { 217677d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 21771da177e4SLinus Torvalds return 0; 21781da177e4SLinus Torvalds } 21791da177e4SLinus Torvalds 2180bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2181bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2182bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 21831da177e4SLinus Torvalds 21841da177e4SLinus Torvalds return -1; 21851da177e4SLinus Torvalds } 21861da177e4SLinus Torvalds 21871da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 21881da177e4SLinus Torvalds { 21891da177e4SLinus Torvalds struct aac_dev *dev; 21901da177e4SLinus Torvalds unsigned long byte_count = 0; 21911da177e4SLinus Torvalds 21921da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21931da177e4SLinus Torvalds // Get rid of old data 21941da177e4SLinus Torvalds psg->count = 0; 21951da177e4SLinus Torvalds psg->sg[0].addr = 0; 21961da177e4SLinus Torvalds psg->sg[0].count = 0; 21971da177e4SLinus Torvalds if (scsicmd->use_sg) { 21981da177e4SLinus Torvalds struct scatterlist *sg; 21991da177e4SLinus Torvalds int i; 22001da177e4SLinus Torvalds int sg_count; 22011da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 22021da177e4SLinus Torvalds 22031da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 22041da177e4SLinus Torvalds scsicmd->sc_data_direction); 22051da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 22061da177e4SLinus Torvalds 22071da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 22081da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 22091da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 22101da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 22111da177e4SLinus Torvalds sg++; 22121da177e4SLinus Torvalds } 22131da177e4SLinus Torvalds /* hba wants the size to be exact */ 22141da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 221556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 221656b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 221756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22181da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22191da177e4SLinus Torvalds } 22201da177e4SLinus Torvalds /* Check for command underflow */ 22211da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22221da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22231da177e4SLinus Torvalds byte_count, scsicmd->underflow); 22241da177e4SLinus Torvalds } 22251da177e4SLinus Torvalds } 22261da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 22273c1e0ccaSMark Haverkamp u32 addr; 22283c1e0ccaSMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 22291da177e4SLinus Torvalds scsicmd->request_buffer, 22301da177e4SLinus Torvalds scsicmd->request_bufflen, 22311da177e4SLinus Torvalds scsicmd->sc_data_direction); 22323c1e0ccaSMark Haverkamp addr = scsicmd->SCp.dma_handle; 22331da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 22341da177e4SLinus Torvalds psg->sg[0].addr = cpu_to_le32(addr); 22351da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 22361da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22371da177e4SLinus Torvalds } 22381da177e4SLinus Torvalds return byte_count; 22391da177e4SLinus Torvalds } 22401da177e4SLinus Torvalds 22411da177e4SLinus Torvalds 22421da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 22431da177e4SLinus Torvalds { 22441da177e4SLinus Torvalds struct aac_dev *dev; 22451da177e4SLinus Torvalds unsigned long byte_count = 0; 224656b58712SMark Haverkamp u64 addr; 22471da177e4SLinus Torvalds 22481da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22491da177e4SLinus Torvalds // Get rid of old data 22501da177e4SLinus Torvalds psg->count = 0; 22511da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 22521da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 22531da177e4SLinus Torvalds psg->sg[0].count = 0; 22541da177e4SLinus Torvalds if (scsicmd->use_sg) { 22551da177e4SLinus Torvalds struct scatterlist *sg; 22561da177e4SLinus Torvalds int i; 22571da177e4SLinus Torvalds int sg_count; 22581da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 22591da177e4SLinus Torvalds 22601da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 22611da177e4SLinus Torvalds scsicmd->sc_data_direction); 22621da177e4SLinus Torvalds 22631da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 22641241f359SMark Haverkamp int count = sg_dma_len(sg); 226556b58712SMark Haverkamp addr = sg_dma_address(sg); 226656b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 226756b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 22681241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 22691241f359SMark Haverkamp byte_count += count; 22701da177e4SLinus Torvalds sg++; 22711da177e4SLinus Torvalds } 22721241f359SMark Haverkamp psg->count = cpu_to_le32(sg_count); 22731da177e4SLinus Torvalds /* hba wants the size to be exact */ 22741da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 227556b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 227656b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 227756b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22781da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22791da177e4SLinus Torvalds } 22801da177e4SLinus Torvalds /* Check for command underflow */ 22811da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22821da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22831da177e4SLinus Torvalds byte_count, scsicmd->underflow); 22841da177e4SLinus Torvalds } 22851da177e4SLinus Torvalds } 22861da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 22871241f359SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 22881da177e4SLinus Torvalds scsicmd->request_buffer, 22891da177e4SLinus Torvalds scsicmd->request_bufflen, 22901da177e4SLinus Torvalds scsicmd->sc_data_direction); 22911241f359SMark Haverkamp addr = scsicmd->SCp.dma_handle; 22921da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 229356b58712SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); 229456b58712SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); 22951da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 22961da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22971da177e4SLinus Torvalds } 22981da177e4SLinus Torvalds return byte_count; 22991da177e4SLinus Torvalds } 23001da177e4SLinus Torvalds 23010e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 23020e68c003SMark Haverkamp { 23030e68c003SMark Haverkamp struct Scsi_Host *host = scsicmd->device->host; 23040e68c003SMark Haverkamp struct aac_dev *dev = (struct aac_dev *)host->hostdata; 23050e68c003SMark Haverkamp unsigned long byte_count = 0; 23060e68c003SMark Haverkamp 23070e68c003SMark Haverkamp // Get rid of old data 23080e68c003SMark Haverkamp psg->count = 0; 23090e68c003SMark Haverkamp psg->sg[0].next = 0; 23100e68c003SMark Haverkamp psg->sg[0].prev = 0; 23110e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 23120e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 23130e68c003SMark Haverkamp psg->sg[0].count = 0; 23140e68c003SMark Haverkamp psg->sg[0].flags = 0; 23150e68c003SMark Haverkamp if (scsicmd->use_sg) { 23160e68c003SMark Haverkamp struct scatterlist *sg; 23170e68c003SMark Haverkamp int i; 23180e68c003SMark Haverkamp int sg_count; 23190e68c003SMark Haverkamp sg = (struct scatterlist *) scsicmd->request_buffer; 23200e68c003SMark Haverkamp 23210e68c003SMark Haverkamp sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 23220e68c003SMark Haverkamp scsicmd->sc_data_direction); 23230e68c003SMark Haverkamp 23240e68c003SMark Haverkamp for (i = 0; i < sg_count; i++) { 23250e68c003SMark Haverkamp int count = sg_dma_len(sg); 23260e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 23270e68c003SMark Haverkamp psg->sg[i].next = 0; 23280e68c003SMark Haverkamp psg->sg[i].prev = 0; 23290e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 23300e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23310e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 23320e68c003SMark Haverkamp psg->sg[i].flags = 0; 23330e68c003SMark Haverkamp byte_count += count; 23340e68c003SMark Haverkamp sg++; 23350e68c003SMark Haverkamp } 23360e68c003SMark Haverkamp psg->count = cpu_to_le32(sg_count); 23370e68c003SMark Haverkamp /* hba wants the size to be exact */ 23380e68c003SMark Haverkamp if(byte_count > scsicmd->request_bufflen){ 23390e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 23400e68c003SMark Haverkamp (byte_count - scsicmd->request_bufflen); 23410e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 23420e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23430e68c003SMark Haverkamp } 23440e68c003SMark Haverkamp /* Check for command underflow */ 23450e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23460e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23470e68c003SMark Haverkamp byte_count, scsicmd->underflow); 23480e68c003SMark Haverkamp } 23490e68c003SMark Haverkamp } 23500e68c003SMark Haverkamp else if(scsicmd->request_bufflen) { 23510e68c003SMark Haverkamp int count; 23520e68c003SMark Haverkamp u64 addr; 23530e68c003SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 23540e68c003SMark Haverkamp scsicmd->request_buffer, 23550e68c003SMark Haverkamp scsicmd->request_bufflen, 23560e68c003SMark Haverkamp scsicmd->sc_data_direction); 23570e68c003SMark Haverkamp addr = scsicmd->SCp.dma_handle; 23580e68c003SMark Haverkamp count = scsicmd->request_bufflen; 23590e68c003SMark Haverkamp psg->count = cpu_to_le32(1); 23600e68c003SMark Haverkamp psg->sg[0].next = 0; 23610e68c003SMark Haverkamp psg->sg[0].prev = 0; 23620e68c003SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); 23630e68c003SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23640e68c003SMark Haverkamp psg->sg[0].count = cpu_to_le32(count); 23650e68c003SMark Haverkamp psg->sg[0].flags = 0; 23660e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23670e68c003SMark Haverkamp } 23680e68c003SMark Haverkamp return byte_count; 23690e68c003SMark Haverkamp } 23700e68c003SMark Haverkamp 23711da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 23721da177e4SLinus Torvalds 23731da177e4SLinus Torvalds struct aac_srb_status_info { 23741da177e4SLinus Torvalds u32 status; 23751da177e4SLinus Torvalds char *str; 23761da177e4SLinus Torvalds }; 23771da177e4SLinus Torvalds 23781da177e4SLinus Torvalds 23791da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 23801da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 23811da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 23821da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 23831da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 23841da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 23851da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 23861da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 23871da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 23881da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 23891da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 23901da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 23911da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 23921da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 23931da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 23941da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 23951da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 23961da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 23971da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 23981da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 23991da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 24001da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 24011da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 24021da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 24031da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 24041da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 24051da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 24061da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 24071da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 24081da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 24091da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 24101da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 24111da177e4SLinus Torvalds { 0xff, "Unknown Error"} 24121da177e4SLinus Torvalds }; 24131da177e4SLinus Torvalds 24141da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 24151da177e4SLinus Torvalds { 24161da177e4SLinus Torvalds int i; 24171da177e4SLinus Torvalds 24181da177e4SLinus Torvalds for(i=0; i < (sizeof(srb_status_info)/sizeof(struct aac_srb_status_info)); i++ ){ 24191da177e4SLinus Torvalds if(srb_status_info[i].status == status){ 24201da177e4SLinus Torvalds return srb_status_info[i].str; 24211da177e4SLinus Torvalds } 24221da177e4SLinus Torvalds } 24231da177e4SLinus Torvalds 24241da177e4SLinus Torvalds return "Bad Status Code"; 24251da177e4SLinus Torvalds } 24261da177e4SLinus Torvalds 24271da177e4SLinus Torvalds #endif 2428