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)); 399125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 4001da177e4SLinus Torvalds 4011da177e4SLinus Torvalds get_name_reply = (struct aac_get_name_resp *) fib_data(fibptr); 4021da177e4SLinus Torvalds /* Failure is irrelevant, using default value instead */ 4031da177e4SLinus Torvalds if ((le32_to_cpu(get_name_reply->status) == CT_OK) 4041da177e4SLinus Torvalds && (get_name_reply->data[0] != '\0')) { 4051da177e4SLinus Torvalds char *sp = get_name_reply->data; 4061da177e4SLinus Torvalds sp[sizeof(((struct aac_get_name_resp *)NULL)->data)-1] = '\0'; 4071da177e4SLinus Torvalds while (*sp == ' ') 4081da177e4SLinus Torvalds ++sp; 4093b2946ccSMark Haverkamp if (*sp) { 4103b2946ccSMark Haverkamp char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; 4113b2946ccSMark Haverkamp int count = sizeof(d); 4123b2946ccSMark Haverkamp char *dp = d; 4133b2946ccSMark Haverkamp do { 4141da177e4SLinus Torvalds *dp++ = (*sp) ? *sp++ : ' '; 4151da177e4SLinus Torvalds } while (--count > 0); 4163b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, d, 4173b2946ccSMark Haverkamp offsetof(struct inquiry_data, inqd_pid), sizeof(d)); 4181da177e4SLinus Torvalds } 4193b2946ccSMark Haverkamp } 4203b2946ccSMark Haverkamp 4211da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 4221da177e4SLinus Torvalds 423bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 424bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 4258e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 4261da177e4SLinus Torvalds } 4271da177e4SLinus Torvalds 4281da177e4SLinus Torvalds /** 4291da177e4SLinus Torvalds * aac_get_container_name - get container name, none blocking. 4301da177e4SLinus Torvalds */ 4311da177e4SLinus Torvalds static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) 4321da177e4SLinus Torvalds { 4331da177e4SLinus Torvalds int status; 4341da177e4SLinus Torvalds struct aac_get_name *dinfo; 4351da177e4SLinus Torvalds struct fib * cmd_fibcontext; 4361da177e4SLinus Torvalds struct aac_dev * dev; 4371da177e4SLinus Torvalds 4381da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 4391da177e4SLinus Torvalds 440bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) 4411da177e4SLinus Torvalds return -ENOMEM; 4421da177e4SLinus Torvalds 443bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 4441da177e4SLinus Torvalds dinfo = (struct aac_get_name *) fib_data(cmd_fibcontext); 4451da177e4SLinus Torvalds 4461da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_ContainerConfig); 4471da177e4SLinus Torvalds dinfo->type = cpu_to_le32(CT_READ_NAME); 4481da177e4SLinus Torvalds dinfo->cid = cpu_to_le32(cid); 4491da177e4SLinus Torvalds dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); 4501da177e4SLinus Torvalds 451bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 4521da177e4SLinus Torvalds cmd_fibcontext, 4531da177e4SLinus Torvalds sizeof (struct aac_get_name), 4541da177e4SLinus Torvalds FsaNormal, 4551da177e4SLinus Torvalds 0, 1, 4561da177e4SLinus Torvalds (fib_callback) get_container_name_callback, 4571da177e4SLinus Torvalds (void *) scsicmd); 4581da177e4SLinus Torvalds 4591da177e4SLinus Torvalds /* 4601da177e4SLinus Torvalds * Check that the command queued to the controller 4611da177e4SLinus Torvalds */ 46277d644d4SMark Haverkamp if (status == -EINPROGRESS) { 46377d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 4641da177e4SLinus Torvalds return 0; 46577d644d4SMark Haverkamp } 4661da177e4SLinus Torvalds 467bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); 468bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 469bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 4701da177e4SLinus Torvalds return -1; 4711da177e4SLinus Torvalds } 4721da177e4SLinus Torvalds 4731da177e4SLinus Torvalds /** 474bfb35aa8SMark Haverkamp * aac_probe_container - query a logical volume 4751da177e4SLinus Torvalds * @dev: device to query 4761da177e4SLinus Torvalds * @cid: container identifier 4771da177e4SLinus Torvalds * 4781da177e4SLinus Torvalds * Queries the controller about the given volume. The volume information 4791da177e4SLinus Torvalds * is updated in the struct fsa_dev_info structure rather than returned. 4801da177e4SLinus Torvalds */ 4811da177e4SLinus Torvalds 482bfb35aa8SMark Haverkamp int aac_probe_container(struct aac_dev *dev, int cid) 4831da177e4SLinus Torvalds { 4841da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 4851da177e4SLinus Torvalds int status; 4861da177e4SLinus Torvalds struct aac_query_mount *dinfo; 4871da177e4SLinus Torvalds struct aac_mount *dresp; 4881da177e4SLinus Torvalds struct fib * fibptr; 4891da177e4SLinus Torvalds unsigned instance; 4901da177e4SLinus Torvalds 4911da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 4921da177e4SLinus Torvalds instance = dev->scsi_host_ptr->unique_id; 4931da177e4SLinus Torvalds 494bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 4951da177e4SLinus Torvalds return -ENOMEM; 4961da177e4SLinus Torvalds 497bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 4981da177e4SLinus Torvalds 4991da177e4SLinus Torvalds dinfo = (struct aac_query_mount *)fib_data(fibptr); 5001da177e4SLinus Torvalds 5011da177e4SLinus Torvalds dinfo->command = cpu_to_le32(VM_NameServe); 5021da177e4SLinus Torvalds dinfo->count = cpu_to_le32(cid); 5031da177e4SLinus Torvalds dinfo->type = cpu_to_le32(FT_FILESYS); 5041da177e4SLinus Torvalds 505bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 5061da177e4SLinus Torvalds fibptr, 5071da177e4SLinus Torvalds sizeof(struct aac_query_mount), 5081da177e4SLinus Torvalds FsaNormal, 5091da177e4SLinus Torvalds 1, 1, 5101da177e4SLinus Torvalds NULL, NULL); 5111da177e4SLinus Torvalds if (status < 0) { 512bfb35aa8SMark Haverkamp printk(KERN_WARNING "aacraid: aac_probe_container query failed.\n"); 5131da177e4SLinus Torvalds goto error; 5141da177e4SLinus Torvalds } 5151da177e4SLinus Torvalds 5161da177e4SLinus Torvalds dresp = (struct aac_mount *) fib_data(fibptr); 5171da177e4SLinus Torvalds 5181da177e4SLinus Torvalds if ((le32_to_cpu(dresp->status) == ST_OK) && 5197a8cf29dSMark Haverkamp (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { 5207a8cf29dSMark Haverkamp dinfo->command = cpu_to_le32(VM_NameServe64); 5217a8cf29dSMark Haverkamp dinfo->count = cpu_to_le32(cid); 5227a8cf29dSMark Haverkamp dinfo->type = cpu_to_le32(FT_FILESYS); 5237a8cf29dSMark Haverkamp 524bfb35aa8SMark Haverkamp if (aac_fib_send(ContainerCommand, 5257a8cf29dSMark Haverkamp fibptr, 5267a8cf29dSMark Haverkamp sizeof(struct aac_query_mount), 5277a8cf29dSMark Haverkamp FsaNormal, 5287a8cf29dSMark Haverkamp 1, 1, 5297a8cf29dSMark Haverkamp NULL, NULL) < 0) 5307a8cf29dSMark Haverkamp goto error; 5317a8cf29dSMark Haverkamp } else 5327a8cf29dSMark Haverkamp dresp->mnt[0].capacityhigh = 0; 5337a8cf29dSMark Haverkamp 5347a8cf29dSMark Haverkamp if ((le32_to_cpu(dresp->status) == ST_OK) && 5351da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && 5361da177e4SLinus Torvalds (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { 5371da177e4SLinus Torvalds fsa_dev_ptr[cid].valid = 1; 5381da177e4SLinus Torvalds fsa_dev_ptr[cid].type = le32_to_cpu(dresp->mnt[0].vol); 5397a8cf29dSMark Haverkamp fsa_dev_ptr[cid].size 5407a8cf29dSMark Haverkamp = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + 5417a8cf29dSMark Haverkamp (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); 5421da177e4SLinus Torvalds if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) 5431da177e4SLinus Torvalds fsa_dev_ptr[cid].ro = 1; 5441da177e4SLinus Torvalds } 5451da177e4SLinus Torvalds 5461da177e4SLinus Torvalds error: 547bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 548bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 5491da177e4SLinus Torvalds 5501da177e4SLinus Torvalds return status; 5511da177e4SLinus Torvalds } 5521da177e4SLinus Torvalds 5531da177e4SLinus Torvalds /* Local Structure to set SCSI inquiry data strings */ 5541da177e4SLinus Torvalds struct scsi_inq { 5551da177e4SLinus Torvalds char vid[8]; /* Vendor ID */ 5561da177e4SLinus Torvalds char pid[16]; /* Product ID */ 5571da177e4SLinus Torvalds char prl[4]; /* Product Revision Level */ 5581da177e4SLinus Torvalds }; 5591da177e4SLinus Torvalds 5601da177e4SLinus Torvalds /** 5611da177e4SLinus Torvalds * InqStrCopy - string merge 5621da177e4SLinus Torvalds * @a: string to copy from 5631da177e4SLinus Torvalds * @b: string to copy to 5641da177e4SLinus Torvalds * 5651da177e4SLinus Torvalds * Copy a String from one location to another 5661da177e4SLinus Torvalds * without copying \0 5671da177e4SLinus Torvalds */ 5681da177e4SLinus Torvalds 5691da177e4SLinus Torvalds static void inqstrcpy(char *a, char *b) 5701da177e4SLinus Torvalds { 5711da177e4SLinus Torvalds 5721da177e4SLinus Torvalds while(*a != (char)0) 5731da177e4SLinus Torvalds *b++ = *a++; 5741da177e4SLinus Torvalds } 5751da177e4SLinus Torvalds 5761da177e4SLinus Torvalds static char *container_types[] = { 5771da177e4SLinus Torvalds "None", 5781da177e4SLinus Torvalds "Volume", 5791da177e4SLinus Torvalds "Mirror", 5801da177e4SLinus Torvalds "Stripe", 5811da177e4SLinus Torvalds "RAID5", 5821da177e4SLinus Torvalds "SSRW", 5831da177e4SLinus Torvalds "SSRO", 5841da177e4SLinus Torvalds "Morph", 5851da177e4SLinus Torvalds "Legacy", 5861da177e4SLinus Torvalds "RAID4", 5871da177e4SLinus Torvalds "RAID10", 5881da177e4SLinus Torvalds "RAID00", 5891da177e4SLinus Torvalds "V-MIRRORS", 5901da177e4SLinus Torvalds "PSEUDO R4", 5911da177e4SLinus Torvalds "RAID50", 59284971738SMark Haverkamp "RAID5D", 59384971738SMark Haverkamp "RAID5D0", 59484971738SMark Haverkamp "RAID1E", 59584971738SMark Haverkamp "RAID6", 59684971738SMark Haverkamp "RAID60", 5971da177e4SLinus Torvalds "Unknown" 5981da177e4SLinus Torvalds }; 5991da177e4SLinus Torvalds 6001da177e4SLinus Torvalds 6011da177e4SLinus Torvalds 6021da177e4SLinus Torvalds /* Function: setinqstr 6031da177e4SLinus Torvalds * 6041da177e4SLinus Torvalds * Arguments: [1] pointer to void [1] int 6051da177e4SLinus Torvalds * 6061da177e4SLinus Torvalds * Purpose: Sets SCSI inquiry data strings for vendor, product 6071da177e4SLinus Torvalds * and revision level. Allows strings to be set in platform dependant 6081da177e4SLinus Torvalds * files instead of in OS dependant driver source. 6091da177e4SLinus Torvalds */ 6101da177e4SLinus Torvalds 611794d0601SMark Haverkamp static void setinqstr(struct aac_dev *dev, void *data, int tindex) 6121da177e4SLinus Torvalds { 6131da177e4SLinus Torvalds struct scsi_inq *str; 6141da177e4SLinus Torvalds 6151da177e4SLinus Torvalds str = (struct scsi_inq *)(data); /* cast data to scsi inq block */ 616794d0601SMark Haverkamp memset(str, ' ', sizeof(*str)); 617794d0601SMark Haverkamp 618794d0601SMark Haverkamp if (dev->supplement_adapter_info.AdapterTypeText[0]) { 619794d0601SMark Haverkamp char * cp = dev->supplement_adapter_info.AdapterTypeText; 620794d0601SMark Haverkamp int c = sizeof(str->vid); 621794d0601SMark Haverkamp while (*cp && *cp != ' ' && --c) 622794d0601SMark Haverkamp ++cp; 623794d0601SMark Haverkamp c = *cp; 624794d0601SMark Haverkamp *cp = '\0'; 625794d0601SMark Haverkamp inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, 626794d0601SMark Haverkamp str->vid); 627794d0601SMark Haverkamp *cp = c; 628794d0601SMark Haverkamp while (*cp && *cp != ' ') 629794d0601SMark Haverkamp ++cp; 630794d0601SMark Haverkamp while (*cp == ' ') 631794d0601SMark Haverkamp ++cp; 632794d0601SMark Haverkamp /* last six chars reserved for vol type */ 633794d0601SMark Haverkamp c = 0; 634794d0601SMark Haverkamp if (strlen(cp) > sizeof(str->pid)) { 635794d0601SMark Haverkamp c = cp[sizeof(str->pid)]; 636794d0601SMark Haverkamp cp[sizeof(str->pid)] = '\0'; 637794d0601SMark Haverkamp } 638794d0601SMark Haverkamp inqstrcpy (cp, str->pid); 639794d0601SMark Haverkamp if (c) 640794d0601SMark Haverkamp cp[sizeof(str->pid)] = c; 641794d0601SMark Haverkamp } else { 642794d0601SMark Haverkamp struct aac_driver_ident *mp = aac_get_driver_ident(dev->cardtype); 6431da177e4SLinus Torvalds 6441da177e4SLinus Torvalds inqstrcpy (mp->vname, str->vid); 645794d0601SMark Haverkamp /* last six chars reserved for vol type */ 646794d0601SMark Haverkamp inqstrcpy (mp->model, str->pid); 647794d0601SMark Haverkamp } 6481da177e4SLinus Torvalds 6496391a113STobias Klauser if (tindex < ARRAY_SIZE(container_types)){ 6501da177e4SLinus Torvalds char *findit = str->pid; 6511da177e4SLinus Torvalds 6521da177e4SLinus Torvalds for ( ; *findit != ' '; findit++); /* walk till we find a space */ 6531da177e4SLinus Torvalds /* RAID is superfluous in the context of a RAID device */ 6541da177e4SLinus Torvalds if (memcmp(findit-4, "RAID", 4) == 0) 6551da177e4SLinus Torvalds *(findit -= 4) = ' '; 656794d0601SMark Haverkamp if (((findit - str->pid) + strlen(container_types[tindex])) 657794d0601SMark Haverkamp < (sizeof(str->pid) + sizeof(str->prl))) 6581da177e4SLinus Torvalds inqstrcpy (container_types[tindex], findit + 1); 6591da177e4SLinus Torvalds } 6601da177e4SLinus Torvalds inqstrcpy ("V1.0", str->prl); 6611da177e4SLinus Torvalds } 6621da177e4SLinus Torvalds 6634833869eSAdrian Bunk static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, 6641da177e4SLinus Torvalds u8 a_sense_code, u8 incorrect_length, 6651da177e4SLinus Torvalds u8 bit_pointer, u16 field_pointer, 6661da177e4SLinus Torvalds u32 residue) 6671da177e4SLinus Torvalds { 6681da177e4SLinus Torvalds sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ 6691da177e4SLinus Torvalds sense_buf[1] = 0; /* Segment number, always zero */ 6701da177e4SLinus Torvalds 6711da177e4SLinus Torvalds if (incorrect_length) { 6721da177e4SLinus Torvalds sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ 6731da177e4SLinus Torvalds sense_buf[3] = BYTE3(residue); 6741da177e4SLinus Torvalds sense_buf[4] = BYTE2(residue); 6751da177e4SLinus Torvalds sense_buf[5] = BYTE1(residue); 6761da177e4SLinus Torvalds sense_buf[6] = BYTE0(residue); 6771da177e4SLinus Torvalds } else 6781da177e4SLinus Torvalds sense_buf[2] = sense_key; /* Sense key */ 6791da177e4SLinus Torvalds 6801da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) 6811da177e4SLinus Torvalds sense_buf[7] = 10; /* Additional sense length */ 6821da177e4SLinus Torvalds else 6831da177e4SLinus Torvalds sense_buf[7] = 6; /* Additional sense length */ 6841da177e4SLinus Torvalds 6851da177e4SLinus Torvalds sense_buf[12] = sense_code; /* Additional sense code */ 6861da177e4SLinus Torvalds sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ 6871da177e4SLinus Torvalds if (sense_key == ILLEGAL_REQUEST) { 6881da177e4SLinus Torvalds sense_buf[15] = 0; 6891da177e4SLinus Torvalds 6901da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_PARAM_FIELD) 6911da177e4SLinus Torvalds sense_buf[15] = 0x80;/* Std sense key specific field */ 6921da177e4SLinus Torvalds /* Illegal parameter is in the parameter block */ 6931da177e4SLinus Torvalds 6941da177e4SLinus Torvalds if (sense_code == SENCODE_INVALID_CDB_FIELD) 6951da177e4SLinus Torvalds sense_buf[15] = 0xc0;/* Std sense key specific field */ 6961da177e4SLinus Torvalds /* Illegal parameter is in the CDB block */ 6971da177e4SLinus Torvalds sense_buf[15] |= bit_pointer; 6981da177e4SLinus Torvalds sense_buf[16] = field_pointer >> 8; /* MSB */ 6991da177e4SLinus Torvalds sense_buf[17] = field_pointer; /* LSB */ 7001da177e4SLinus Torvalds } 7011da177e4SLinus Torvalds } 7021da177e4SLinus Torvalds 7031da177e4SLinus Torvalds int aac_get_adapter_info(struct aac_dev* dev) 7041da177e4SLinus Torvalds { 7051da177e4SLinus Torvalds struct fib* fibptr; 7061da177e4SLinus Torvalds int rcode; 7071da177e4SLinus Torvalds u32 tmp; 7087c00ffa3SMark Haverkamp struct aac_adapter_info *info; 70984971738SMark Haverkamp struct aac_bus_info *command; 71084971738SMark Haverkamp struct aac_bus_info_response *bus_info; 7117c00ffa3SMark Haverkamp 712bfb35aa8SMark Haverkamp if (!(fibptr = aac_fib_alloc(dev))) 7131da177e4SLinus Torvalds return -ENOMEM; 7141da177e4SLinus Torvalds 715bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 7161da177e4SLinus Torvalds info = (struct aac_adapter_info *) fib_data(fibptr); 7177c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7181da177e4SLinus Torvalds 719bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestAdapterInfo, 7201da177e4SLinus Torvalds fibptr, 7217c00ffa3SMark Haverkamp sizeof(*info), 7221da177e4SLinus Torvalds FsaNormal, 7239203344cSMark Haverkamp -1, 1, /* First `interrupt' command uses special wait */ 7241da177e4SLinus Torvalds NULL, 7251da177e4SLinus Torvalds NULL); 7261da177e4SLinus Torvalds 7277c00ffa3SMark Haverkamp if (rcode < 0) { 728bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 729bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 7307c00ffa3SMark Haverkamp return rcode; 7317c00ffa3SMark Haverkamp } 7327c00ffa3SMark Haverkamp memcpy(&dev->adapter_info, info, sizeof(*info)); 7337c00ffa3SMark Haverkamp 7347c00ffa3SMark Haverkamp if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { 7357c00ffa3SMark Haverkamp struct aac_supplement_adapter_info * info; 7367c00ffa3SMark Haverkamp 737bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 7387c00ffa3SMark Haverkamp 7397c00ffa3SMark Haverkamp info = (struct aac_supplement_adapter_info *) fib_data(fibptr); 7407c00ffa3SMark Haverkamp 7417c00ffa3SMark Haverkamp memset(info,0,sizeof(*info)); 7427c00ffa3SMark Haverkamp 743bfb35aa8SMark Haverkamp rcode = aac_fib_send(RequestSupplementAdapterInfo, 7447c00ffa3SMark Haverkamp fibptr, 7457c00ffa3SMark Haverkamp sizeof(*info), 7467c00ffa3SMark Haverkamp FsaNormal, 7477c00ffa3SMark Haverkamp 1, 1, 7487c00ffa3SMark Haverkamp NULL, 7497c00ffa3SMark Haverkamp NULL); 7507c00ffa3SMark Haverkamp 7517c00ffa3SMark Haverkamp if (rcode >= 0) 7527c00ffa3SMark Haverkamp memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); 7537c00ffa3SMark Haverkamp } 7541da177e4SLinus Torvalds 75584971738SMark Haverkamp 75684971738SMark Haverkamp /* 75784971738SMark Haverkamp * GetBusInfo 75884971738SMark Haverkamp */ 75984971738SMark Haverkamp 760bfb35aa8SMark Haverkamp aac_fib_init(fibptr); 76184971738SMark Haverkamp 76284971738SMark Haverkamp bus_info = (struct aac_bus_info_response *) fib_data(fibptr); 76384971738SMark Haverkamp 76484971738SMark Haverkamp memset(bus_info, 0, sizeof(*bus_info)); 76584971738SMark Haverkamp 76684971738SMark Haverkamp command = (struct aac_bus_info *)bus_info; 76784971738SMark Haverkamp 76884971738SMark Haverkamp command->Command = cpu_to_le32(VM_Ioctl); 76984971738SMark Haverkamp command->ObjType = cpu_to_le32(FT_DRIVE); 77084971738SMark Haverkamp command->MethodId = cpu_to_le32(1); 77184971738SMark Haverkamp command->CtlCmd = cpu_to_le32(GetBusInfo); 77284971738SMark Haverkamp 773bfb35aa8SMark Haverkamp rcode = aac_fib_send(ContainerCommand, 77484971738SMark Haverkamp fibptr, 77584971738SMark Haverkamp sizeof (*bus_info), 77684971738SMark Haverkamp FsaNormal, 77784971738SMark Haverkamp 1, 1, 77884971738SMark Haverkamp NULL, NULL); 77984971738SMark Haverkamp 78084971738SMark Haverkamp if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { 78184971738SMark Haverkamp dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); 78284971738SMark Haverkamp dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); 78384971738SMark Haverkamp } 78484971738SMark Haverkamp 7851da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.kernelrev); 7867c00ffa3SMark Haverkamp printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", 7871da177e4SLinus Torvalds dev->name, 7881da177e4SLinus Torvalds dev->id, 7891da177e4SLinus Torvalds tmp>>24, 7901da177e4SLinus Torvalds (tmp>>16)&0xff, 7911da177e4SLinus Torvalds tmp&0xff, 7927c00ffa3SMark Haverkamp le32_to_cpu(dev->adapter_info.kernelbuild), 7937c00ffa3SMark Haverkamp (int)sizeof(dev->supplement_adapter_info.BuildDate), 7947c00ffa3SMark Haverkamp dev->supplement_adapter_info.BuildDate); 7951da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.monitorrev); 7961da177e4SLinus Torvalds printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", 7971da177e4SLinus Torvalds dev->name, dev->id, 7981da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 7991da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.monitorbuild)); 8001da177e4SLinus Torvalds tmp = le32_to_cpu(dev->adapter_info.biosrev); 8011da177e4SLinus Torvalds printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", 8021da177e4SLinus Torvalds dev->name, dev->id, 8031da177e4SLinus Torvalds tmp>>24,(tmp>>16)&0xff,tmp&0xff, 8041da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.biosbuild)); 8051da177e4SLinus Torvalds if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) 8061da177e4SLinus Torvalds printk(KERN_INFO "%s%d: serial %x\n", 8071da177e4SLinus Torvalds dev->name, dev->id, 8081da177e4SLinus Torvalds le32_to_cpu(dev->adapter_info.serial[0])); 8091da177e4SLinus Torvalds 8101da177e4SLinus Torvalds dev->nondasd_support = 0; 8111da177e4SLinus Torvalds dev->raid_scsi_mode = 0; 8121da177e4SLinus Torvalds if(dev->adapter_info.options & AAC_OPT_NONDASD){ 8131da177e4SLinus Torvalds dev->nondasd_support = 1; 8141da177e4SLinus Torvalds } 8151da177e4SLinus Torvalds 8161da177e4SLinus Torvalds /* 8171da177e4SLinus Torvalds * If the firmware supports ROMB RAID/SCSI mode and we are currently 8181da177e4SLinus Torvalds * in RAID/SCSI mode, set the flag. For now if in this mode we will 8191da177e4SLinus Torvalds * force nondasd support on. If we decide to allow the non-dasd flag 8201da177e4SLinus Torvalds * additional changes changes will have to be made to support 8211da177e4SLinus Torvalds * RAID/SCSI. the function aac_scsi_cmd in this module will have to be 8221da177e4SLinus Torvalds * changed to support the new dev->raid_scsi_mode flag instead of 8231da177e4SLinus Torvalds * leaching off of the dev->nondasd_support flag. Also in linit.c the 8241da177e4SLinus Torvalds * function aac_detect will have to be modified where it sets up the 8251da177e4SLinus Torvalds * max number of channels based on the aac->nondasd_support flag only. 8261da177e4SLinus Torvalds */ 8271da177e4SLinus Torvalds if ((dev->adapter_info.options & AAC_OPT_SCSI_MANAGED) && 8281da177e4SLinus Torvalds (dev->adapter_info.options & AAC_OPT_RAID_SCSI_MODE)) { 8291da177e4SLinus Torvalds dev->nondasd_support = 1; 8301da177e4SLinus Torvalds dev->raid_scsi_mode = 1; 8311da177e4SLinus Torvalds } 8321da177e4SLinus Torvalds if (dev->raid_scsi_mode != 0) 8331da177e4SLinus Torvalds printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", 8341da177e4SLinus Torvalds dev->name, dev->id); 8351da177e4SLinus Torvalds 8361da177e4SLinus Torvalds if(nondasd != -1) { 8371da177e4SLinus Torvalds dev->nondasd_support = (nondasd!=0); 8381da177e4SLinus Torvalds } 8391da177e4SLinus Torvalds if(dev->nondasd_support != 0){ 8401da177e4SLinus Torvalds printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); 8411da177e4SLinus Torvalds } 8421da177e4SLinus Torvalds 8431da177e4SLinus Torvalds dev->dac_support = 0; 8441da177e4SLinus Torvalds if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ 8451da177e4SLinus Torvalds printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); 8461da177e4SLinus Torvalds dev->dac_support = 1; 8471da177e4SLinus Torvalds } 8481da177e4SLinus Torvalds 8491da177e4SLinus Torvalds if(dacmode != -1) { 8501da177e4SLinus Torvalds dev->dac_support = (dacmode!=0); 8511da177e4SLinus Torvalds } 8521da177e4SLinus Torvalds if(dev->dac_support != 0) { 85371e0f32fSJames Bottomley if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && 85471e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { 8551da177e4SLinus Torvalds printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", 8561da177e4SLinus Torvalds dev->name, dev->id); 85771e0f32fSJames Bottomley } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && 85871e0f32fSJames Bottomley !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { 8591da177e4SLinus Torvalds printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", 8601da177e4SLinus Torvalds dev->name, dev->id); 8611da177e4SLinus Torvalds dev->dac_support = 0; 8621da177e4SLinus Torvalds } else { 8631da177e4SLinus Torvalds printk(KERN_WARNING"%s%d: No suitable DMA available.\n", 8641da177e4SLinus Torvalds dev->name, dev->id); 8651da177e4SLinus Torvalds rcode = -ENOMEM; 8661da177e4SLinus Torvalds } 8671da177e4SLinus Torvalds } 8687c00ffa3SMark Haverkamp /* 8697c00ffa3SMark Haverkamp * 57 scatter gather elements 8707c00ffa3SMark Haverkamp */ 8710e68c003SMark Haverkamp if (!(dev->raw_io_interface)) { 8727c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - 8737c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 87463a70eeaSMark Haverkamp sizeof(struct aac_write) + sizeof(struct sgentry)) / 87563a70eeaSMark Haverkamp sizeof(struct sgentry); 8767c00ffa3SMark Haverkamp if (dev->dac_support) { 8777c00ffa3SMark Haverkamp /* 8787c00ffa3SMark Haverkamp * 38 scatter gather elements 8797c00ffa3SMark Haverkamp */ 8807c00ffa3SMark Haverkamp dev->scsi_host_ptr->sg_tablesize = 8817c00ffa3SMark Haverkamp (dev->max_fib_size - 8827c00ffa3SMark Haverkamp sizeof(struct aac_fibhdr) - 8837c00ffa3SMark Haverkamp sizeof(struct aac_write64) + 88463a70eeaSMark Haverkamp sizeof(struct sgentry64)) / 88563a70eeaSMark Haverkamp sizeof(struct sgentry64); 8867c00ffa3SMark Haverkamp } 8877c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; 8887c00ffa3SMark Haverkamp if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { 8897c00ffa3SMark Haverkamp /* 8907c00ffa3SMark Haverkamp * Worst case size that could cause sg overflow when 8917c00ffa3SMark Haverkamp * we break up SG elements that are larger than 64KB. 8927c00ffa3SMark Haverkamp * Would be nice if we could tell the SCSI layer what 8937c00ffa3SMark Haverkamp * the maximum SG element size can be. Worst case is 8947c00ffa3SMark Haverkamp * (sg_tablesize-1) 4KB elements with one 64KB 8957c00ffa3SMark Haverkamp * element. 8967c00ffa3SMark Haverkamp * 32bit -> 468 or 238KB 64bit -> 424 or 212KB 8977c00ffa3SMark Haverkamp */ 8987c00ffa3SMark Haverkamp dev->scsi_host_ptr->max_sectors = 8997c00ffa3SMark Haverkamp (dev->scsi_host_ptr->sg_tablesize * 8) + 112; 9007c00ffa3SMark Haverkamp } 9010e68c003SMark Haverkamp } 9021da177e4SLinus Torvalds 903bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 904bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 9051da177e4SLinus Torvalds 9061da177e4SLinus Torvalds return rcode; 9071da177e4SLinus Torvalds } 9081da177e4SLinus Torvalds 9091da177e4SLinus Torvalds 910e53cb35aSMark Haverkamp static void io_callback(void *context, struct fib * fibptr) 9111da177e4SLinus Torvalds { 9121da177e4SLinus Torvalds struct aac_dev *dev; 9131da177e4SLinus Torvalds struct aac_read_reply *readreply; 9141da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 9151da177e4SLinus Torvalds u32 cid; 9161da177e4SLinus Torvalds 9171da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 91877d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 9191da177e4SLinus Torvalds 9201da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 921e5718774SMark Haverkamp cid = scmd_id(scsicmd); 9221da177e4SLinus Torvalds 9237a8cf29dSMark Haverkamp if (nblank(dprintk(x))) { 9247a8cf29dSMark Haverkamp u64 lba; 9257a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 9267a8cf29dSMark Haverkamp case WRITE_6: 9277a8cf29dSMark Haverkamp case READ_6: 9287a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 9297a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 9307a8cf29dSMark Haverkamp break; 9317a8cf29dSMark Haverkamp case WRITE_16: 9327a8cf29dSMark Haverkamp case READ_16: 9337a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 9347a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 9357a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 9367a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 9377a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 9387a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 9397a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 9407a8cf29dSMark Haverkamp break; 9417a8cf29dSMark Haverkamp case WRITE_12: 9427a8cf29dSMark Haverkamp case READ_12: 9437a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9447a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9457a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9467a8cf29dSMark Haverkamp break; 9477a8cf29dSMark Haverkamp default: 9487a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 9497a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 9507a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 9517a8cf29dSMark Haverkamp break; 9527a8cf29dSMark Haverkamp } 9537a8cf29dSMark Haverkamp printk(KERN_DEBUG 9547a8cf29dSMark Haverkamp "io_callback[cpu %d]: lba = %llu, t = %ld.\n", 9557a8cf29dSMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies); 9567a8cf29dSMark Haverkamp } 9571da177e4SLinus Torvalds 958125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 9591da177e4SLinus Torvalds 9601da177e4SLinus Torvalds if(scsicmd->use_sg) 9611da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 9625d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 9631da177e4SLinus Torvalds scsicmd->use_sg, 9641da177e4SLinus Torvalds scsicmd->sc_data_direction); 9651da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 9661da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, 9671da177e4SLinus Torvalds scsicmd->request_bufflen, 9681da177e4SLinus Torvalds scsicmd->sc_data_direction); 9691da177e4SLinus Torvalds readreply = (struct aac_read_reply *)fib_data(fibptr); 9701da177e4SLinus Torvalds if (le32_to_cpu(readreply->status) == ST_OK) 9711da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 9721da177e4SLinus Torvalds else { 9737c00ffa3SMark Haverkamp #ifdef AAC_DETAILED_STATUS_INFO 974e53cb35aSMark Haverkamp printk(KERN_WARNING "io_callback: io failed, status = %d\n", 9751da177e4SLinus Torvalds le32_to_cpu(readreply->status)); 9767c00ffa3SMark Haverkamp #endif 9771da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 9781da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 9791da177e4SLinus Torvalds HARDWARE_ERROR, 9801da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 9811da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 9821da177e4SLinus Torvalds 0, 0); 9831da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 9841da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 9851da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 9861da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 9871da177e4SLinus Torvalds } 988bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 989bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 9901da177e4SLinus Torvalds 9918e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 9921da177e4SLinus Torvalds } 9931da177e4SLinus Torvalds 9944833869eSAdrian Bunk static int aac_read(struct scsi_cmnd * scsicmd, int cid) 9951da177e4SLinus Torvalds { 9967a8cf29dSMark Haverkamp u64 lba; 9971da177e4SLinus Torvalds u32 count; 9981da177e4SLinus Torvalds int status; 9991da177e4SLinus Torvalds 10001da177e4SLinus Torvalds u16 fibsize; 10011da177e4SLinus Torvalds struct aac_dev *dev; 10021da177e4SLinus Torvalds struct fib * cmd_fibcontext; 10031da177e4SLinus Torvalds 10041da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 10051da177e4SLinus Torvalds /* 10061da177e4SLinus Torvalds * Get block address and transfer length 10071da177e4SLinus Torvalds */ 10087a8cf29dSMark Haverkamp switch (scsicmd->cmnd[0]) { 10097a8cf29dSMark Haverkamp case READ_6: 10101da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", cid)); 10111da177e4SLinus Torvalds 10127a8cf29dSMark Haverkamp lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | 10137a8cf29dSMark Haverkamp (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 10141da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 10151da177e4SLinus Torvalds 10161da177e4SLinus Torvalds if (count == 0) 10171da177e4SLinus Torvalds count = 256; 10187a8cf29dSMark Haverkamp break; 10197a8cf29dSMark Haverkamp case READ_16: 10207a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", cid)); 10217a8cf29dSMark Haverkamp 10227a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 10237a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 10247a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 10257a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 10267a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 10277a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10287a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10297a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | 10307a8cf29dSMark Haverkamp (scsicmd->cmnd[11] << 16) | 10317a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 10327a8cf29dSMark Haverkamp break; 10337a8cf29dSMark Haverkamp case READ_12: 10347a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", cid)); 10357a8cf29dSMark Haverkamp 10367a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10377a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10387a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10397a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | 10407a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 10417a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 10427a8cf29dSMark Haverkamp break; 10437a8cf29dSMark Haverkamp default: 10441da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", cid)); 10451da177e4SLinus Torvalds 10467a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | 10477a8cf29dSMark Haverkamp (scsicmd->cmnd[3] << 16) | 10487a8cf29dSMark Haverkamp (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 10491da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 10507a8cf29dSMark Haverkamp break; 10511da177e4SLinus Torvalds } 10527a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", 10537c00ffa3SMark Haverkamp smp_processor_id(), (unsigned long long)lba, jiffies)); 10547a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) && 10557a8cf29dSMark Haverkamp (lba & 0xffffffff00000000LL)) { 10567a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_read: Illegal lba\n")); 10577a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | 10587a8cf29dSMark Haverkamp SAM_STAT_CHECK_CONDITION; 10597a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 10607a8cf29dSMark Haverkamp HARDWARE_ERROR, 10617a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 10627a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 10637a8cf29dSMark Haverkamp 0, 0); 10647a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 10657a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 10667a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 10677a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 10687a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 10697a8cf29dSMark Haverkamp return 0; 10707a8cf29dSMark Haverkamp } 10711da177e4SLinus Torvalds /* 10721da177e4SLinus Torvalds * Alocate and initialize a Fib 10731da177e4SLinus Torvalds */ 1074bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 10751da177e4SLinus Torvalds return -1; 10761da177e4SLinus Torvalds } 10771da177e4SLinus Torvalds 1078bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 10791da177e4SLinus Torvalds 10800e68c003SMark Haverkamp if (dev->raw_io_interface) { 10810e68c003SMark Haverkamp struct aac_raw_io *readcmd; 10820e68c003SMark Haverkamp readcmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 10837a8cf29dSMark Haverkamp readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 10847a8cf29dSMark Haverkamp readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 10850e68c003SMark Haverkamp readcmd->count = cpu_to_le32(count<<9); 10860e68c003SMark Haverkamp readcmd->cid = cpu_to_le16(cid); 10870e68c003SMark Haverkamp readcmd->flags = cpu_to_le16(1); 10880e68c003SMark Haverkamp readcmd->bpTotal = 0; 10890e68c003SMark Haverkamp readcmd->bpComplete = 0; 10900e68c003SMark Haverkamp 10910e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &readcmd->sg); 10920e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1093125e1874SEric Sesterhenn BUG_ON(fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))); 10940e68c003SMark Haverkamp /* 10950e68c003SMark Haverkamp * Now send the Fib to the adapter 10960e68c003SMark Haverkamp */ 1097bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerRawIo, 10980e68c003SMark Haverkamp cmd_fibcontext, 10990e68c003SMark Haverkamp fibsize, 11000e68c003SMark Haverkamp FsaNormal, 11010e68c003SMark Haverkamp 0, 1, 11020e68c003SMark Haverkamp (fib_callback) io_callback, 11030e68c003SMark Haverkamp (void *) scsicmd); 11040e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 11051da177e4SLinus Torvalds struct aac_read64 *readcmd; 11061da177e4SLinus Torvalds readcmd = (struct aac_read64 *) fib_data(cmd_fibcontext); 11071da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtHostRead64); 11081da177e4SLinus Torvalds readcmd->cid = cpu_to_le16(cid); 11091da177e4SLinus Torvalds readcmd->sector_count = cpu_to_le16(count); 11107a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11111da177e4SLinus Torvalds readcmd->pad = 0; 11121da177e4SLinus Torvalds readcmd->flags = 0; 11131da177e4SLinus Torvalds 11141da177e4SLinus Torvalds aac_build_sg64(scsicmd, &readcmd->sg); 11151da177e4SLinus Torvalds fibsize = sizeof(struct aac_read64) + 11161da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11171da177e4SLinus Torvalds sizeof (struct sgentry64)); 111877d71d22SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 11191da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 11201da177e4SLinus Torvalds /* 11211da177e4SLinus Torvalds * Now send the Fib to the adapter 11221da177e4SLinus Torvalds */ 1123bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand64, 11241da177e4SLinus Torvalds cmd_fibcontext, 11251da177e4SLinus Torvalds fibsize, 11261da177e4SLinus Torvalds FsaNormal, 11271da177e4SLinus Torvalds 0, 1, 1128e53cb35aSMark Haverkamp (fib_callback) io_callback, 11291da177e4SLinus Torvalds (void *) scsicmd); 11301da177e4SLinus Torvalds } else { 11311da177e4SLinus Torvalds struct aac_read *readcmd; 11321da177e4SLinus Torvalds readcmd = (struct aac_read *) fib_data(cmd_fibcontext); 11331da177e4SLinus Torvalds readcmd->command = cpu_to_le32(VM_CtBlockRead); 11341da177e4SLinus Torvalds readcmd->cid = cpu_to_le32(cid); 11357a8cf29dSMark Haverkamp readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 11361da177e4SLinus Torvalds readcmd->count = cpu_to_le32(count * 512); 11371da177e4SLinus Torvalds 11381da177e4SLinus Torvalds aac_build_sg(scsicmd, &readcmd->sg); 11391da177e4SLinus Torvalds fibsize = sizeof(struct aac_read) + 11401da177e4SLinus Torvalds ((le32_to_cpu(readcmd->sg.count) - 1) * 11411da177e4SLinus Torvalds sizeof (struct sgentry)); 11427c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 11431da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 11441da177e4SLinus Torvalds /* 11451da177e4SLinus Torvalds * Now send the Fib to the adapter 11461da177e4SLinus Torvalds */ 1147bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 11481da177e4SLinus Torvalds cmd_fibcontext, 11491da177e4SLinus Torvalds fibsize, 11501da177e4SLinus Torvalds FsaNormal, 11511da177e4SLinus Torvalds 0, 1, 1152e53cb35aSMark Haverkamp (fib_callback) io_callback, 11531da177e4SLinus Torvalds (void *) scsicmd); 11541da177e4SLinus Torvalds } 11551da177e4SLinus Torvalds 11561da177e4SLinus Torvalds 11571da177e4SLinus Torvalds 11581da177e4SLinus Torvalds /* 11591da177e4SLinus Torvalds * Check that the command queued to the controller 11601da177e4SLinus Torvalds */ 116177d644d4SMark Haverkamp if (status == -EINPROGRESS) { 116277d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 11631da177e4SLinus Torvalds return 0; 116477d644d4SMark Haverkamp } 11651da177e4SLinus Torvalds 1166bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); 11671da177e4SLinus Torvalds /* 11681da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 11691da177e4SLinus Torvalds */ 11701da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 11718e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 1172bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1173bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 11741da177e4SLinus Torvalds return 0; 11751da177e4SLinus Torvalds } 11761da177e4SLinus Torvalds 11771da177e4SLinus Torvalds static int aac_write(struct scsi_cmnd * scsicmd, int cid) 11781da177e4SLinus Torvalds { 11797a8cf29dSMark Haverkamp u64 lba; 11801da177e4SLinus Torvalds u32 count; 11811da177e4SLinus Torvalds int status; 11821da177e4SLinus Torvalds u16 fibsize; 11831da177e4SLinus Torvalds struct aac_dev *dev; 11841da177e4SLinus Torvalds struct fib * cmd_fibcontext; 11851da177e4SLinus Torvalds 11861da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 11871da177e4SLinus Torvalds /* 11881da177e4SLinus Torvalds * Get block address and transfer length 11891da177e4SLinus Torvalds */ 11901da177e4SLinus Torvalds if (scsicmd->cmnd[0] == WRITE_6) /* 6 byte command */ 11911da177e4SLinus Torvalds { 11921da177e4SLinus Torvalds lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; 11931da177e4SLinus Torvalds count = scsicmd->cmnd[4]; 11941da177e4SLinus Torvalds if (count == 0) 11951da177e4SLinus Torvalds count = 256; 11967a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ 11977a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", cid)); 11987a8cf29dSMark Haverkamp 11997a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 56) | 12007a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[3] << 48) | 12017a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[4] << 40) | 12027a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[5] << 32) | 12037a8cf29dSMark Haverkamp ((u64)scsicmd->cmnd[6] << 24) | 12047a8cf29dSMark Haverkamp (scsicmd->cmnd[7] << 16) | 12057a8cf29dSMark Haverkamp (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 12067a8cf29dSMark Haverkamp count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | 12077a8cf29dSMark Haverkamp (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; 12087a8cf29dSMark Haverkamp } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ 12097a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", cid)); 12107a8cf29dSMark Haverkamp 12117a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) 12127a8cf29dSMark Haverkamp | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 12137a8cf29dSMark Haverkamp count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) 12147a8cf29dSMark Haverkamp | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; 12151da177e4SLinus Torvalds } else { 12161da177e4SLinus Torvalds dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", cid)); 12177a8cf29dSMark Haverkamp lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; 12181da177e4SLinus Torvalds count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; 12191da177e4SLinus Torvalds } 12207a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", 12211da177e4SLinus Torvalds smp_processor_id(), (unsigned long long)lba, jiffies)); 12227a8cf29dSMark Haverkamp if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) 12237a8cf29dSMark Haverkamp && (lba & 0xffffffff00000000LL)) { 12247a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "aac_write: Illegal lba\n")); 12257a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 12267a8cf29dSMark Haverkamp set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 12277a8cf29dSMark Haverkamp HARDWARE_ERROR, 12287a8cf29dSMark Haverkamp SENCODE_INTERNAL_TARGET_FAILURE, 12297a8cf29dSMark Haverkamp ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 12307a8cf29dSMark Haverkamp 0, 0); 12317a8cf29dSMark Haverkamp memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 12327a8cf29dSMark Haverkamp (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 12337a8cf29dSMark Haverkamp ? sizeof(scsicmd->sense_buffer) 12347a8cf29dSMark Haverkamp : sizeof(dev->fsa_dev[cid].sense_data)); 12357a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 12367a8cf29dSMark Haverkamp return 0; 12377a8cf29dSMark Haverkamp } 12381da177e4SLinus Torvalds /* 12391da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 12401da177e4SLinus Torvalds */ 1241bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 12421da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16; 12438e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 12441da177e4SLinus Torvalds return 0; 12451da177e4SLinus Torvalds } 1246bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 12471da177e4SLinus Torvalds 12480e68c003SMark Haverkamp if (dev->raw_io_interface) { 12490e68c003SMark Haverkamp struct aac_raw_io *writecmd; 12500e68c003SMark Haverkamp writecmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); 12517a8cf29dSMark Haverkamp writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); 12527a8cf29dSMark Haverkamp writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); 12530e68c003SMark Haverkamp writecmd->count = cpu_to_le32(count<<9); 12540e68c003SMark Haverkamp writecmd->cid = cpu_to_le16(cid); 12550e68c003SMark Haverkamp writecmd->flags = 0; 12560e68c003SMark Haverkamp writecmd->bpTotal = 0; 12570e68c003SMark Haverkamp writecmd->bpComplete = 0; 12580e68c003SMark Haverkamp 12590e68c003SMark Haverkamp aac_build_sgraw(scsicmd, &writecmd->sg); 12600e68c003SMark Haverkamp fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); 1261125e1874SEric Sesterhenn BUG_ON(fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))); 12620e68c003SMark Haverkamp /* 12630e68c003SMark Haverkamp * Now send the Fib to the adapter 12640e68c003SMark Haverkamp */ 1265bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerRawIo, 12660e68c003SMark Haverkamp cmd_fibcontext, 12670e68c003SMark Haverkamp fibsize, 12680e68c003SMark Haverkamp FsaNormal, 12690e68c003SMark Haverkamp 0, 1, 12700e68c003SMark Haverkamp (fib_callback) io_callback, 12710e68c003SMark Haverkamp (void *) scsicmd); 12720e68c003SMark Haverkamp } else if (dev->dac_support == 1) { 12731da177e4SLinus Torvalds struct aac_write64 *writecmd; 12741da177e4SLinus Torvalds writecmd = (struct aac_write64 *) fib_data(cmd_fibcontext); 12751da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtHostWrite64); 12761da177e4SLinus Torvalds writecmd->cid = cpu_to_le16(cid); 12771da177e4SLinus Torvalds writecmd->sector_count = cpu_to_le16(count); 12787a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 12791da177e4SLinus Torvalds writecmd->pad = 0; 12801da177e4SLinus Torvalds writecmd->flags = 0; 12811da177e4SLinus Torvalds 12821da177e4SLinus Torvalds aac_build_sg64(scsicmd, &writecmd->sg); 12831da177e4SLinus Torvalds fibsize = sizeof(struct aac_write64) + 12841da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 12851da177e4SLinus Torvalds sizeof (struct sgentry64)); 12867c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 12871da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 12881da177e4SLinus Torvalds /* 12891da177e4SLinus Torvalds * Now send the Fib to the adapter 12901da177e4SLinus Torvalds */ 1291bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand64, 12921da177e4SLinus Torvalds cmd_fibcontext, 12931da177e4SLinus Torvalds fibsize, 12941da177e4SLinus Torvalds FsaNormal, 12951da177e4SLinus Torvalds 0, 1, 1296e53cb35aSMark Haverkamp (fib_callback) io_callback, 12971da177e4SLinus Torvalds (void *) scsicmd); 12981da177e4SLinus Torvalds } else { 12991da177e4SLinus Torvalds struct aac_write *writecmd; 13001da177e4SLinus Torvalds writecmd = (struct aac_write *) fib_data(cmd_fibcontext); 13011da177e4SLinus Torvalds writecmd->command = cpu_to_le32(VM_CtBlockWrite); 13021da177e4SLinus Torvalds writecmd->cid = cpu_to_le32(cid); 13037a8cf29dSMark Haverkamp writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); 13041da177e4SLinus Torvalds writecmd->count = cpu_to_le32(count * 512); 13051da177e4SLinus Torvalds writecmd->sg.count = cpu_to_le32(1); 13061da177e4SLinus Torvalds /* ->stable is not used - it did mean which type of write */ 13071da177e4SLinus Torvalds 13081da177e4SLinus Torvalds aac_build_sg(scsicmd, &writecmd->sg); 13091da177e4SLinus Torvalds fibsize = sizeof(struct aac_write) + 13101da177e4SLinus Torvalds ((le32_to_cpu(writecmd->sg.count) - 1) * 13111da177e4SLinus Torvalds sizeof (struct sgentry)); 13127c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 13131da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 13141da177e4SLinus Torvalds /* 13151da177e4SLinus Torvalds * Now send the Fib to the adapter 13161da177e4SLinus Torvalds */ 1317bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 13181da177e4SLinus Torvalds cmd_fibcontext, 13191da177e4SLinus Torvalds fibsize, 13201da177e4SLinus Torvalds FsaNormal, 13211da177e4SLinus Torvalds 0, 1, 1322e53cb35aSMark Haverkamp (fib_callback) io_callback, 13231da177e4SLinus Torvalds (void *) scsicmd); 13241da177e4SLinus Torvalds } 13251da177e4SLinus Torvalds 13261da177e4SLinus Torvalds /* 13271da177e4SLinus Torvalds * Check that the command queued to the controller 13281da177e4SLinus Torvalds */ 132977d644d4SMark Haverkamp if (status == -EINPROGRESS) { 133077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 13311da177e4SLinus Torvalds return 0; 13321da177e4SLinus Torvalds } 13331da177e4SLinus Torvalds 1334bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_write: aac_fib_send failed with status: %d\n", status); 13351da177e4SLinus Torvalds /* 13361da177e4SLinus Torvalds * For some reason, the Fib didn't queue, return QUEUE_FULL 13371da177e4SLinus Torvalds */ 13381da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_TASK_SET_FULL; 13398e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 13401da177e4SLinus Torvalds 1341bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1342bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 13431da177e4SLinus Torvalds return 0; 13441da177e4SLinus Torvalds } 13451da177e4SLinus Torvalds 13461da177e4SLinus Torvalds static void synchronize_callback(void *context, struct fib *fibptr) 13471da177e4SLinus Torvalds { 13481da177e4SLinus Torvalds struct aac_synchronize_reply *synchronizereply; 13491da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13501da177e4SLinus Torvalds 13511da177e4SLinus Torvalds cmd = context; 135277d644d4SMark Haverkamp cmd->SCp.phase = AAC_OWNER_MIDLEVEL; 13531da177e4SLinus Torvalds 13541da177e4SLinus Torvalds dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", 13551da177e4SLinus Torvalds smp_processor_id(), jiffies)); 13561da177e4SLinus Torvalds BUG_ON(fibptr == NULL); 13571da177e4SLinus Torvalds 13581da177e4SLinus Torvalds 13591da177e4SLinus Torvalds synchronizereply = fib_data(fibptr); 13601da177e4SLinus Torvalds if (le32_to_cpu(synchronizereply->status) == CT_OK) 13611da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13621da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 13631da177e4SLinus Torvalds else { 13641da177e4SLinus Torvalds struct scsi_device *sdev = cmd->device; 13651da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; 1366e5718774SMark Haverkamp u32 cid = sdev_id(sdev); 13671da177e4SLinus Torvalds printk(KERN_WARNING 13681da177e4SLinus Torvalds "synchronize_callback: synchronize failed, status = %d\n", 13691da177e4SLinus Torvalds le32_to_cpu(synchronizereply->status)); 13701da177e4SLinus Torvalds cmd->result = DID_OK << 16 | 13711da177e4SLinus Torvalds COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 13721da177e4SLinus Torvalds set_sense((u8 *)&dev->fsa_dev[cid].sense_data, 13731da177e4SLinus Torvalds HARDWARE_ERROR, 13741da177e4SLinus Torvalds SENCODE_INTERNAL_TARGET_FAILURE, 13751da177e4SLinus Torvalds ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, 13761da177e4SLinus Torvalds 0, 0); 13771da177e4SLinus Torvalds memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 13781da177e4SLinus Torvalds min(sizeof(dev->fsa_dev[cid].sense_data), 13791da177e4SLinus Torvalds sizeof(cmd->sense_buffer))); 13801da177e4SLinus Torvalds } 13811da177e4SLinus Torvalds 1382bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 1383bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 13848e0c5ebdSMark Haverkamp cmd->scsi_done(cmd); 13851da177e4SLinus Torvalds } 13861da177e4SLinus Torvalds 13871da177e4SLinus Torvalds static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) 13881da177e4SLinus Torvalds { 13891da177e4SLinus Torvalds int status; 13901da177e4SLinus Torvalds struct fib *cmd_fibcontext; 13911da177e4SLinus Torvalds struct aac_synchronize *synchronizecmd; 13921da177e4SLinus Torvalds struct scsi_cmnd *cmd; 13931da177e4SLinus Torvalds struct scsi_device *sdev = scsicmd->device; 13941da177e4SLinus Torvalds int active = 0; 13951da177e4SLinus Torvalds unsigned long flags; 13961da177e4SLinus Torvalds 13971da177e4SLinus Torvalds /* 139877d644d4SMark Haverkamp * Wait for all outstanding queued commands to complete to this 139977d644d4SMark Haverkamp * specific target (block). 14001da177e4SLinus Torvalds */ 14011da177e4SLinus Torvalds spin_lock_irqsave(&sdev->list_lock, flags); 14021da177e4SLinus Torvalds list_for_each_entry(cmd, &sdev->cmd_list, list) 140377d644d4SMark Haverkamp if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { 14041da177e4SLinus Torvalds ++active; 14051da177e4SLinus Torvalds break; 14061da177e4SLinus Torvalds } 14071da177e4SLinus Torvalds 14081da177e4SLinus Torvalds spin_unlock_irqrestore(&sdev->list_lock, flags); 14091da177e4SLinus Torvalds 14101da177e4SLinus Torvalds /* 14111da177e4SLinus Torvalds * Yield the processor (requeue for later) 14121da177e4SLinus Torvalds */ 14131da177e4SLinus Torvalds if (active) 14141da177e4SLinus Torvalds return SCSI_MLQUEUE_DEVICE_BUSY; 14151da177e4SLinus Torvalds 14161da177e4SLinus Torvalds /* 14177c00ffa3SMark Haverkamp * Allocate and initialize a Fib 14181da177e4SLinus Torvalds */ 14191da177e4SLinus Torvalds if (!(cmd_fibcontext = 1420bfb35aa8SMark Haverkamp aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) 14211da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14221da177e4SLinus Torvalds 1423bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 14241da177e4SLinus Torvalds 14251da177e4SLinus Torvalds synchronizecmd = fib_data(cmd_fibcontext); 14261da177e4SLinus Torvalds synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); 14271da177e4SLinus Torvalds synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); 14281da177e4SLinus Torvalds synchronizecmd->cid = cpu_to_le32(cid); 14291da177e4SLinus Torvalds synchronizecmd->count = 14301da177e4SLinus Torvalds cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); 14311da177e4SLinus Torvalds 14321da177e4SLinus Torvalds /* 14331da177e4SLinus Torvalds * Now send the Fib to the adapter 14341da177e4SLinus Torvalds */ 1435bfb35aa8SMark Haverkamp status = aac_fib_send(ContainerCommand, 14361da177e4SLinus Torvalds cmd_fibcontext, 14371da177e4SLinus Torvalds sizeof(struct aac_synchronize), 14381da177e4SLinus Torvalds FsaNormal, 14391da177e4SLinus Torvalds 0, 1, 14401da177e4SLinus Torvalds (fib_callback)synchronize_callback, 14411da177e4SLinus Torvalds (void *)scsicmd); 14421da177e4SLinus Torvalds 14431da177e4SLinus Torvalds /* 14441da177e4SLinus Torvalds * Check that the command queued to the controller 14451da177e4SLinus Torvalds */ 144677d644d4SMark Haverkamp if (status == -EINPROGRESS) { 144777d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 14481da177e4SLinus Torvalds return 0; 144977d644d4SMark Haverkamp } 14501da177e4SLinus Torvalds 14511da177e4SLinus Torvalds printk(KERN_WARNING 1452bfb35aa8SMark Haverkamp "aac_synchronize: aac_fib_send failed with status: %d.\n", status); 1453bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 1454bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 14551da177e4SLinus Torvalds return SCSI_MLQUEUE_HOST_BUSY; 14561da177e4SLinus Torvalds } 14571da177e4SLinus Torvalds 14581da177e4SLinus Torvalds /** 14591da177e4SLinus Torvalds * aac_scsi_cmd() - Process SCSI command 14601da177e4SLinus Torvalds * @scsicmd: SCSI command block 14611da177e4SLinus Torvalds * 14621da177e4SLinus Torvalds * Emulate a SCSI command and queue the required request for the 14631da177e4SLinus Torvalds * aacraid firmware. 14641da177e4SLinus Torvalds */ 14651da177e4SLinus Torvalds 14661da177e4SLinus Torvalds int aac_scsi_cmd(struct scsi_cmnd * scsicmd) 14671da177e4SLinus Torvalds { 14681da177e4SLinus Torvalds u32 cid = 0; 14691da177e4SLinus Torvalds struct Scsi_Host *host = scsicmd->device->host; 14701da177e4SLinus Torvalds struct aac_dev *dev = (struct aac_dev *)host->hostdata; 14711da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; 14721da177e4SLinus Torvalds 14731da177e4SLinus Torvalds /* 14741da177e4SLinus Torvalds * If the bus, id or lun is out of range, return fail 14751da177e4SLinus Torvalds * Test does not apply to ID 16, the pseudo id for the controller 14761da177e4SLinus Torvalds * itself. 14771da177e4SLinus Torvalds */ 1478422c0d61SJeff Garzik if (scmd_id(scsicmd) != host->this_id) { 1479e5718774SMark Haverkamp if ((scmd_channel(scsicmd) == CONTAINER_CHANNEL)) { 1480e5718774SMark Haverkamp if((scmd_id(scsicmd) >= dev->maximum_num_containers) || 1481e5718774SMark Haverkamp (scsicmd->device->lun != 0)) { 14821da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 14831da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 14841da177e4SLinus Torvalds return 0; 14851da177e4SLinus Torvalds } 1486e5718774SMark Haverkamp cid = scmd_id(scsicmd); 14871da177e4SLinus Torvalds 14881da177e4SLinus Torvalds /* 14891da177e4SLinus Torvalds * If the target container doesn't exist, it may have 14901da177e4SLinus Torvalds * been newly created 14911da177e4SLinus Torvalds */ 14921da177e4SLinus Torvalds if ((fsa_dev_ptr[cid].valid & 1) == 0) { 14931da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 14947a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 14957a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 14967a8cf29dSMark Haverkamp !(dev->raw_io_64) || 14977a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 14987a8cf29dSMark Haverkamp break; 14991da177e4SLinus Torvalds case INQUIRY: 15001da177e4SLinus Torvalds case READ_CAPACITY: 15011da177e4SLinus Torvalds case TEST_UNIT_READY: 15021da177e4SLinus Torvalds spin_unlock_irq(host->host_lock); 1503bfb35aa8SMark Haverkamp aac_probe_container(dev, cid); 1504131256cfSMark Haverkamp if ((fsa_dev_ptr[cid].valid & 1) == 0) 1505131256cfSMark Haverkamp fsa_dev_ptr[cid].valid = 0; 15061da177e4SLinus Torvalds spin_lock_irq(host->host_lock); 15071da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 15081da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 15091da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15101da177e4SLinus Torvalds return 0; 15111da177e4SLinus Torvalds } 15121da177e4SLinus Torvalds default: 15131da177e4SLinus Torvalds break; 15141da177e4SLinus Torvalds } 15151da177e4SLinus Torvalds } 15161da177e4SLinus Torvalds /* 15171da177e4SLinus Torvalds * If the target container still doesn't exist, 15181da177e4SLinus Torvalds * return failure 15191da177e4SLinus Torvalds */ 15201da177e4SLinus Torvalds if (fsa_dev_ptr[cid].valid == 0) { 15211da177e4SLinus Torvalds scsicmd->result = DID_BAD_TARGET << 16; 15221da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15231da177e4SLinus Torvalds return 0; 15241da177e4SLinus Torvalds } 15251da177e4SLinus Torvalds } else { /* check for physical non-dasd devices */ 15261da177e4SLinus Torvalds if(dev->nondasd_support == 1){ 15271da177e4SLinus Torvalds return aac_send_srb_fib(scsicmd); 15281da177e4SLinus Torvalds } else { 15291da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 15301da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15311da177e4SLinus Torvalds return 0; 15321da177e4SLinus Torvalds } 15331da177e4SLinus Torvalds } 15341da177e4SLinus Torvalds } 15351da177e4SLinus Torvalds /* 15361da177e4SLinus Torvalds * else Command for the controller itself 15371da177e4SLinus Torvalds */ 15381da177e4SLinus Torvalds else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ 15391da177e4SLinus Torvalds (scsicmd->cmnd[0] != TEST_UNIT_READY)) 15401da177e4SLinus Torvalds { 15411da177e4SLinus Torvalds dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); 15421da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 15431da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 15441da177e4SLinus Torvalds ILLEGAL_REQUEST, 15451da177e4SLinus Torvalds SENCODE_INVALID_COMMAND, 15461da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 15471da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 15481da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 15491da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 15501da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 15511da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15521da177e4SLinus Torvalds return 0; 15531da177e4SLinus Torvalds } 15541da177e4SLinus Torvalds 15551da177e4SLinus Torvalds 15561da177e4SLinus Torvalds /* Handle commands here that don't really require going out to the adapter */ 15571da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) { 15581da177e4SLinus Torvalds case INQUIRY: 15591da177e4SLinus Torvalds { 15603b2946ccSMark Haverkamp struct inquiry_data inq_data; 15611da177e4SLinus Torvalds 1562e5718774SMark Haverkamp dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scmd_id(scsicmd))); 15633b2946ccSMark Haverkamp memset(&inq_data, 0, sizeof (struct inquiry_data)); 15641da177e4SLinus Torvalds 15653b2946ccSMark Haverkamp inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 15663b2946ccSMark 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 */ 15673b2946ccSMark Haverkamp inq_data.inqd_len = 31; 15681da177e4SLinus Torvalds /*Format for "pad2" is RelAdr | WBus32 | WBus16 | Sync | Linked |Reserved| CmdQue | SftRe */ 15693b2946ccSMark Haverkamp inq_data.inqd_pad2= 0x32 ; /*WBus16|Sync|CmdQue */ 15701da177e4SLinus Torvalds /* 15711da177e4SLinus Torvalds * Set the Vendor, Product, and Revision Level 15721da177e4SLinus Torvalds * see: <vendor>.c i.e. aac.c 15731da177e4SLinus Torvalds */ 1574422c0d61SJeff Garzik if (scmd_id(scsicmd) == host->this_id) { 15756391a113STobias Klauser setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); 15763b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ 15773b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15781da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 15791da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 15801da177e4SLinus Torvalds return 0; 15811da177e4SLinus Torvalds } 1582794d0601SMark Haverkamp setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); 15833b2946ccSMark Haverkamp inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ 15843b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); 15851da177e4SLinus Torvalds return aac_get_container_name(scsicmd, cid); 15861da177e4SLinus Torvalds } 15877a8cf29dSMark Haverkamp case SERVICE_ACTION_IN: 15887a8cf29dSMark Haverkamp if (!(dev->raw_io_interface) || 15897a8cf29dSMark Haverkamp !(dev->raw_io_64) || 15907a8cf29dSMark Haverkamp ((scsicmd->cmnd[1] & 0x1f) != SAI_READ_CAPACITY_16)) 15917a8cf29dSMark Haverkamp break; 15927a8cf29dSMark Haverkamp { 15937a8cf29dSMark Haverkamp u64 capacity; 159407ce5ebaSMark Haverkamp char cp[13]; 15957a8cf29dSMark Haverkamp 15967a8cf29dSMark Haverkamp dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); 15977a8cf29dSMark Haverkamp capacity = fsa_dev_ptr[cid].size - 1; 15987a8cf29dSMark Haverkamp cp[0] = (capacity >> 56) & 0xff; 15997a8cf29dSMark Haverkamp cp[1] = (capacity >> 48) & 0xff; 16007a8cf29dSMark Haverkamp cp[2] = (capacity >> 40) & 0xff; 16017a8cf29dSMark Haverkamp cp[3] = (capacity >> 32) & 0xff; 16027a8cf29dSMark Haverkamp cp[4] = (capacity >> 24) & 0xff; 16037a8cf29dSMark Haverkamp cp[5] = (capacity >> 16) & 0xff; 16047a8cf29dSMark Haverkamp cp[6] = (capacity >> 8) & 0xff; 16057a8cf29dSMark Haverkamp cp[7] = (capacity >> 0) & 0xff; 16067a8cf29dSMark Haverkamp cp[8] = 0; 16077a8cf29dSMark Haverkamp cp[9] = 0; 16087a8cf29dSMark Haverkamp cp[10] = 2; 16097a8cf29dSMark Haverkamp cp[11] = 0; 161007ce5ebaSMark Haverkamp cp[12] = 0; 161107ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, 16121241f359SMark Haverkamp min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); 161307ce5ebaSMark Haverkamp if (sizeof(cp) < scsicmd->cmnd[13]) { 161407ce5ebaSMark Haverkamp unsigned int len, offset = sizeof(cp); 161507ce5ebaSMark Haverkamp 161607ce5ebaSMark Haverkamp memset(cp, 0, offset); 161707ce5ebaSMark Haverkamp do { 16181241f359SMark Haverkamp len = min_t(size_t, scsicmd->cmnd[13] - offset, 16191241f359SMark Haverkamp sizeof(cp)); 162007ce5ebaSMark Haverkamp aac_internal_transfer(scsicmd, cp, offset, len); 162107ce5ebaSMark Haverkamp } while ((offset += len) < scsicmd->cmnd[13]); 162207ce5ebaSMark Haverkamp } 16237a8cf29dSMark Haverkamp 16247a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16257a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16267a8cf29dSMark Haverkamp 16277a8cf29dSMark Haverkamp scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16287a8cf29dSMark Haverkamp scsicmd->scsi_done(scsicmd); 16297a8cf29dSMark Haverkamp 16307a8cf29dSMark Haverkamp return 0; 16317a8cf29dSMark Haverkamp } 16327a8cf29dSMark Haverkamp 16331da177e4SLinus Torvalds case READ_CAPACITY: 16341da177e4SLinus Torvalds { 16351da177e4SLinus Torvalds u32 capacity; 16363b2946ccSMark Haverkamp char cp[8]; 16371da177e4SLinus Torvalds 16381da177e4SLinus Torvalds dprintk((KERN_DEBUG "READ CAPACITY command.\n")); 16397a8cf29dSMark Haverkamp if (fsa_dev_ptr[cid].size <= 0x100000000ULL) 16401da177e4SLinus Torvalds capacity = fsa_dev_ptr[cid].size - 1; 16411da177e4SLinus Torvalds else 16421da177e4SLinus Torvalds capacity = (u32)-1; 16433b2946ccSMark Haverkamp 16441da177e4SLinus Torvalds cp[0] = (capacity >> 24) & 0xff; 16451da177e4SLinus Torvalds cp[1] = (capacity >> 16) & 0xff; 16461da177e4SLinus Torvalds cp[2] = (capacity >> 8) & 0xff; 16471da177e4SLinus Torvalds cp[3] = (capacity >> 0) & 0xff; 16481da177e4SLinus Torvalds cp[4] = 0; 16491da177e4SLinus Torvalds cp[5] = 0; 16501da177e4SLinus Torvalds cp[6] = 2; 16511da177e4SLinus Torvalds cp[7] = 0; 16523b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); 16537a8cf29dSMark Haverkamp /* Do not cache partition table for arrays */ 16547a8cf29dSMark Haverkamp scsicmd->device->removable = 1; 16551da177e4SLinus Torvalds 16561da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16571da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16581da177e4SLinus Torvalds 16591da177e4SLinus Torvalds return 0; 16601da177e4SLinus Torvalds } 16611da177e4SLinus Torvalds 16621da177e4SLinus Torvalds case MODE_SENSE: 16631da177e4SLinus Torvalds { 16643b2946ccSMark Haverkamp char mode_buf[4]; 16651da177e4SLinus Torvalds 16661da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE command.\n")); 16671da177e4SLinus Torvalds mode_buf[0] = 3; /* Mode data length */ 16681da177e4SLinus Torvalds mode_buf[1] = 0; /* Medium type - default */ 16691da177e4SLinus Torvalds mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16701da177e4SLinus Torvalds mode_buf[3] = 0; /* Block descriptor length */ 16711da177e4SLinus Torvalds 16723b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16731da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16741da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16751da177e4SLinus Torvalds 16761da177e4SLinus Torvalds return 0; 16771da177e4SLinus Torvalds } 16781da177e4SLinus Torvalds case MODE_SENSE_10: 16791da177e4SLinus Torvalds { 16803b2946ccSMark Haverkamp char mode_buf[8]; 16811da177e4SLinus Torvalds 16821da177e4SLinus Torvalds dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); 16831da177e4SLinus Torvalds mode_buf[0] = 0; /* Mode data length (MSB) */ 16841da177e4SLinus Torvalds mode_buf[1] = 6; /* Mode data length (LSB) */ 16851da177e4SLinus Torvalds mode_buf[2] = 0; /* Medium type - default */ 16861da177e4SLinus Torvalds mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ 16871da177e4SLinus Torvalds mode_buf[4] = 0; /* reserved */ 16881da177e4SLinus Torvalds mode_buf[5] = 0; /* reserved */ 16891da177e4SLinus Torvalds mode_buf[6] = 0; /* Block descriptor length (MSB) */ 16901da177e4SLinus Torvalds mode_buf[7] = 0; /* Block descriptor length (LSB) */ 16913b2946ccSMark Haverkamp aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); 16921da177e4SLinus Torvalds 16931da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 16941da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 16951da177e4SLinus Torvalds 16961da177e4SLinus Torvalds return 0; 16971da177e4SLinus Torvalds } 16981da177e4SLinus Torvalds case REQUEST_SENSE: 16991da177e4SLinus Torvalds dprintk((KERN_DEBUG "REQUEST SENSE command.\n")); 17001da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, sizeof (struct sense_data)); 17011da177e4SLinus Torvalds memset(&dev->fsa_dev[cid].sense_data, 0, sizeof (struct sense_data)); 17021da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17031da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17041da177e4SLinus Torvalds return 0; 17051da177e4SLinus Torvalds 17061da177e4SLinus Torvalds case ALLOW_MEDIUM_REMOVAL: 17071da177e4SLinus Torvalds dprintk((KERN_DEBUG "LOCK command.\n")); 17081da177e4SLinus Torvalds if (scsicmd->cmnd[4]) 17091da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 1; 17101da177e4SLinus Torvalds else 17111da177e4SLinus Torvalds fsa_dev_ptr[cid].locked = 0; 17121da177e4SLinus Torvalds 17131da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17141da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17151da177e4SLinus Torvalds return 0; 17161da177e4SLinus Torvalds /* 17171da177e4SLinus Torvalds * These commands are all No-Ops 17181da177e4SLinus Torvalds */ 17191da177e4SLinus Torvalds case TEST_UNIT_READY: 17201da177e4SLinus Torvalds case RESERVE: 17211da177e4SLinus Torvalds case RELEASE: 17221da177e4SLinus Torvalds case REZERO_UNIT: 17231da177e4SLinus Torvalds case REASSIGN_BLOCKS: 17241da177e4SLinus Torvalds case SEEK_10: 17251da177e4SLinus Torvalds case START_STOP: 17261da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; 17271da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17281da177e4SLinus Torvalds return 0; 17291da177e4SLinus Torvalds } 17301da177e4SLinus Torvalds 17311da177e4SLinus Torvalds switch (scsicmd->cmnd[0]) 17321da177e4SLinus Torvalds { 17331da177e4SLinus Torvalds case READ_6: 17341da177e4SLinus Torvalds case READ_10: 17357a8cf29dSMark Haverkamp case READ_12: 17367a8cf29dSMark Haverkamp case READ_16: 17371da177e4SLinus Torvalds /* 17381da177e4SLinus Torvalds * Hack to keep track of ordinal number of the device that 17391da177e4SLinus Torvalds * corresponds to a container. Needed to convert 17401da177e4SLinus Torvalds * containers to /dev/sd device names 17411da177e4SLinus Torvalds */ 17421da177e4SLinus Torvalds 17431da177e4SLinus Torvalds if (scsicmd->request->rq_disk) 17447a8cf29dSMark Haverkamp strlcpy(fsa_dev_ptr[cid].devname, 17451da177e4SLinus Torvalds scsicmd->request->rq_disk->disk_name, 17467a8cf29dSMark Haverkamp min(sizeof(fsa_dev_ptr[cid].devname), 17477a8cf29dSMark Haverkamp sizeof(scsicmd->request->rq_disk->disk_name) + 1)); 174877d644d4SMark Haverkamp 174977d644d4SMark Haverkamp return aac_read(scsicmd, cid); 17501da177e4SLinus Torvalds 17511da177e4SLinus Torvalds case WRITE_6: 17521da177e4SLinus Torvalds case WRITE_10: 17537a8cf29dSMark Haverkamp case WRITE_12: 17547a8cf29dSMark Haverkamp case WRITE_16: 175577d644d4SMark Haverkamp return aac_write(scsicmd, cid); 17561da177e4SLinus Torvalds 17571da177e4SLinus Torvalds case SYNCHRONIZE_CACHE: 17581da177e4SLinus Torvalds /* Issue FIB to tell Firmware to flush it's cache */ 17591da177e4SLinus Torvalds return aac_synchronize(scsicmd, cid); 17601da177e4SLinus Torvalds 17611da177e4SLinus Torvalds default: 17621da177e4SLinus Torvalds /* 17631da177e4SLinus Torvalds * Unhandled commands 17641da177e4SLinus Torvalds */ 17657c00ffa3SMark Haverkamp dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); 17661da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 17671da177e4SLinus Torvalds set_sense((u8 *) &dev->fsa_dev[cid].sense_data, 17681da177e4SLinus Torvalds ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, 17691da177e4SLinus Torvalds ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); 17701da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, 17711da177e4SLinus Torvalds (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) 17721da177e4SLinus Torvalds ? sizeof(scsicmd->sense_buffer) 17731da177e4SLinus Torvalds : sizeof(dev->fsa_dev[cid].sense_data)); 17741da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 17751da177e4SLinus Torvalds return 0; 17761da177e4SLinus Torvalds } 17771da177e4SLinus Torvalds } 17781da177e4SLinus Torvalds 17791da177e4SLinus Torvalds static int query_disk(struct aac_dev *dev, void __user *arg) 17801da177e4SLinus Torvalds { 17811da177e4SLinus Torvalds struct aac_query_disk qd; 17821da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 17831da177e4SLinus Torvalds 17841da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 17851da177e4SLinus Torvalds if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) 17861da177e4SLinus Torvalds return -EFAULT; 17871da177e4SLinus Torvalds if (qd.cnum == -1) 1788e5718774SMark Haverkamp qd.cnum = qd.id; 17891da177e4SLinus Torvalds else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) 17901da177e4SLinus Torvalds { 17911da177e4SLinus Torvalds if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) 17921da177e4SLinus Torvalds return -EINVAL; 17931da177e4SLinus Torvalds qd.instance = dev->scsi_host_ptr->host_no; 17941da177e4SLinus Torvalds qd.bus = 0; 17951da177e4SLinus Torvalds qd.id = CONTAINER_TO_ID(qd.cnum); 17961da177e4SLinus Torvalds qd.lun = CONTAINER_TO_LUN(qd.cnum); 17971da177e4SLinus Torvalds } 17981da177e4SLinus Torvalds else return -EINVAL; 17991da177e4SLinus Torvalds 18001da177e4SLinus Torvalds qd.valid = fsa_dev_ptr[qd.cnum].valid; 18011da177e4SLinus Torvalds qd.locked = fsa_dev_ptr[qd.cnum].locked; 18021da177e4SLinus Torvalds qd.deleted = fsa_dev_ptr[qd.cnum].deleted; 18031da177e4SLinus Torvalds 18041da177e4SLinus Torvalds if (fsa_dev_ptr[qd.cnum].devname[0] == '\0') 18051da177e4SLinus Torvalds qd.unmapped = 1; 18061da177e4SLinus Torvalds else 18071da177e4SLinus Torvalds qd.unmapped = 0; 18081da177e4SLinus Torvalds 18091da177e4SLinus Torvalds strlcpy(qd.name, fsa_dev_ptr[qd.cnum].devname, 18101da177e4SLinus Torvalds min(sizeof(qd.name), sizeof(fsa_dev_ptr[qd.cnum].devname) + 1)); 18111da177e4SLinus Torvalds 18121da177e4SLinus Torvalds if (copy_to_user(arg, &qd, sizeof (struct aac_query_disk))) 18131da177e4SLinus Torvalds return -EFAULT; 18141da177e4SLinus Torvalds return 0; 18151da177e4SLinus Torvalds } 18161da177e4SLinus Torvalds 18171da177e4SLinus Torvalds static int force_delete_disk(struct aac_dev *dev, void __user *arg) 18181da177e4SLinus Torvalds { 18191da177e4SLinus Torvalds struct aac_delete_disk dd; 18201da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18211da177e4SLinus Torvalds 18221da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 18231da177e4SLinus Torvalds 18241da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18251da177e4SLinus Torvalds return -EFAULT; 18261da177e4SLinus Torvalds 18271da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18281da177e4SLinus Torvalds return -EINVAL; 18291da177e4SLinus Torvalds /* 18301da177e4SLinus Torvalds * Mark this container as being deleted. 18311da177e4SLinus Torvalds */ 18321da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].deleted = 1; 18331da177e4SLinus Torvalds /* 18341da177e4SLinus Torvalds * Mark the container as no longer valid 18351da177e4SLinus Torvalds */ 18361da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18371da177e4SLinus Torvalds return 0; 18381da177e4SLinus Torvalds } 18391da177e4SLinus Torvalds 18401da177e4SLinus Torvalds static int delete_disk(struct aac_dev *dev, void __user *arg) 18411da177e4SLinus Torvalds { 18421da177e4SLinus Torvalds struct aac_delete_disk dd; 18431da177e4SLinus Torvalds struct fsa_dev_info *fsa_dev_ptr; 18441da177e4SLinus Torvalds 18451da177e4SLinus Torvalds fsa_dev_ptr = dev->fsa_dev; 18461da177e4SLinus Torvalds 18471da177e4SLinus Torvalds if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) 18481da177e4SLinus Torvalds return -EFAULT; 18491da177e4SLinus Torvalds 18501da177e4SLinus Torvalds if (dd.cnum >= dev->maximum_num_containers) 18511da177e4SLinus Torvalds return -EINVAL; 18521da177e4SLinus Torvalds /* 18531da177e4SLinus Torvalds * If the container is locked, it can not be deleted by the API. 18541da177e4SLinus Torvalds */ 18551da177e4SLinus Torvalds if (fsa_dev_ptr[dd.cnum].locked) 18561da177e4SLinus Torvalds return -EBUSY; 18571da177e4SLinus Torvalds else { 18581da177e4SLinus Torvalds /* 18591da177e4SLinus Torvalds * Mark the container as no longer being valid. 18601da177e4SLinus Torvalds */ 18611da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].valid = 0; 18621da177e4SLinus Torvalds fsa_dev_ptr[dd.cnum].devname[0] = '\0'; 18631da177e4SLinus Torvalds return 0; 18641da177e4SLinus Torvalds } 18651da177e4SLinus Torvalds } 18661da177e4SLinus Torvalds 18671da177e4SLinus Torvalds int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg) 18681da177e4SLinus Torvalds { 18691da177e4SLinus Torvalds switch (cmd) { 18701da177e4SLinus Torvalds case FSACTL_QUERY_DISK: 18711da177e4SLinus Torvalds return query_disk(dev, arg); 18721da177e4SLinus Torvalds case FSACTL_DELETE_DISK: 18731da177e4SLinus Torvalds return delete_disk(dev, arg); 18741da177e4SLinus Torvalds case FSACTL_FORCE_DELETE_DISK: 18751da177e4SLinus Torvalds return force_delete_disk(dev, arg); 18761da177e4SLinus Torvalds case FSACTL_GET_CONTAINERS: 18771da177e4SLinus Torvalds return aac_get_containers(dev); 18781da177e4SLinus Torvalds default: 18791da177e4SLinus Torvalds return -ENOTTY; 18801da177e4SLinus Torvalds } 18811da177e4SLinus Torvalds } 18821da177e4SLinus Torvalds 18831da177e4SLinus Torvalds /** 18841da177e4SLinus Torvalds * 18851da177e4SLinus Torvalds * aac_srb_callback 18861da177e4SLinus Torvalds * @context: the context set in the fib - here it is scsi cmd 18871da177e4SLinus Torvalds * @fibptr: pointer to the fib 18881da177e4SLinus Torvalds * 18891da177e4SLinus Torvalds * Handles the completion of a scsi command to a non dasd device 18901da177e4SLinus Torvalds * 18911da177e4SLinus Torvalds */ 18921da177e4SLinus Torvalds 18931da177e4SLinus Torvalds static void aac_srb_callback(void *context, struct fib * fibptr) 18941da177e4SLinus Torvalds { 18951da177e4SLinus Torvalds struct aac_dev *dev; 18961da177e4SLinus Torvalds struct aac_srb_reply *srbreply; 18971da177e4SLinus Torvalds struct scsi_cmnd *scsicmd; 18981da177e4SLinus Torvalds 18991da177e4SLinus Torvalds scsicmd = (struct scsi_cmnd *) context; 190077d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; 19011da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 19021da177e4SLinus Torvalds 1903125e1874SEric Sesterhenn BUG_ON(fibptr == NULL); 19041da177e4SLinus Torvalds 19051da177e4SLinus Torvalds srbreply = (struct aac_srb_reply *) fib_data(fibptr); 19061da177e4SLinus Torvalds 19071da177e4SLinus Torvalds scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ 19081da177e4SLinus Torvalds /* 19091da177e4SLinus Torvalds * Calculate resid for sg 19101da177e4SLinus Torvalds */ 19111da177e4SLinus Torvalds 19121da177e4SLinus Torvalds scsicmd->resid = scsicmd->request_bufflen - 19131da177e4SLinus Torvalds le32_to_cpu(srbreply->data_xfer_length); 19141da177e4SLinus Torvalds 19151da177e4SLinus Torvalds if(scsicmd->use_sg) 19161da177e4SLinus Torvalds pci_unmap_sg(dev->pdev, 19175d5ff44fSChristoph Hellwig (struct scatterlist *)scsicmd->request_buffer, 19181da177e4SLinus Torvalds scsicmd->use_sg, 19191da177e4SLinus Torvalds scsicmd->sc_data_direction); 19201da177e4SLinus Torvalds else if(scsicmd->request_bufflen) 19211da177e4SLinus Torvalds pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, 19221da177e4SLinus Torvalds scsicmd->sc_data_direction); 19231da177e4SLinus Torvalds 19241da177e4SLinus Torvalds /* 19251da177e4SLinus Torvalds * First check the fib status 19261da177e4SLinus Torvalds */ 19271da177e4SLinus Torvalds 19281da177e4SLinus Torvalds if (le32_to_cpu(srbreply->status) != ST_OK){ 19291da177e4SLinus Torvalds int len; 19301da177e4SLinus Torvalds printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); 19311da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 19321da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 19331da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 19341da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 19351da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; 19361da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 19371da177e4SLinus Torvalds } 19381da177e4SLinus Torvalds 19391da177e4SLinus Torvalds /* 19401da177e4SLinus Torvalds * Next check the srb status 19411da177e4SLinus Torvalds */ 19421da177e4SLinus Torvalds switch( (le32_to_cpu(srbreply->srb_status))&0x3f){ 19431da177e4SLinus Torvalds case SRB_STATUS_ERROR_RECOVERY: 19441da177e4SLinus Torvalds case SRB_STATUS_PENDING: 19451da177e4SLinus Torvalds case SRB_STATUS_SUCCESS: 19461da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19471da177e4SLinus Torvalds break; 19481da177e4SLinus Torvalds case SRB_STATUS_DATA_OVERRUN: 19491da177e4SLinus Torvalds switch(scsicmd->cmnd[0]){ 19501da177e4SLinus Torvalds case READ_6: 19511da177e4SLinus Torvalds case WRITE_6: 19521da177e4SLinus Torvalds case READ_10: 19531da177e4SLinus Torvalds case WRITE_10: 19541da177e4SLinus Torvalds case READ_12: 19551da177e4SLinus Torvalds case WRITE_12: 19567a8cf29dSMark Haverkamp case READ_16: 19577a8cf29dSMark Haverkamp case WRITE_16: 19581da177e4SLinus Torvalds if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { 19591da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); 19601da177e4SLinus Torvalds } else { 19611da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); 19621da177e4SLinus Torvalds } 19631da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 19641da177e4SLinus Torvalds break; 19651da177e4SLinus Torvalds case INQUIRY: { 19661da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19671da177e4SLinus Torvalds break; 19681da177e4SLinus Torvalds } 19691da177e4SLinus Torvalds default: 19701da177e4SLinus Torvalds scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; 19711da177e4SLinus Torvalds break; 19721da177e4SLinus Torvalds } 19731da177e4SLinus Torvalds break; 19741da177e4SLinus Torvalds case SRB_STATUS_ABORTED: 19751da177e4SLinus Torvalds scsicmd->result = DID_ABORT << 16 | ABORT << 8; 19761da177e4SLinus Torvalds break; 19771da177e4SLinus Torvalds case SRB_STATUS_ABORT_FAILED: 19781da177e4SLinus Torvalds // Not sure about this one - but assuming the hba was trying to abort for some reason 19791da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | ABORT << 8; 19801da177e4SLinus Torvalds break; 19811da177e4SLinus Torvalds case SRB_STATUS_PARITY_ERROR: 19821da177e4SLinus Torvalds scsicmd->result = DID_PARITY << 16 | MSG_PARITY_ERROR << 8; 19831da177e4SLinus Torvalds break; 19841da177e4SLinus Torvalds case SRB_STATUS_NO_DEVICE: 19851da177e4SLinus Torvalds case SRB_STATUS_INVALID_PATH_ID: 19861da177e4SLinus Torvalds case SRB_STATUS_INVALID_TARGET_ID: 19871da177e4SLinus Torvalds case SRB_STATUS_INVALID_LUN: 19881da177e4SLinus Torvalds case SRB_STATUS_SELECTION_TIMEOUT: 19891da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 19901da177e4SLinus Torvalds break; 19911da177e4SLinus Torvalds 19921da177e4SLinus Torvalds case SRB_STATUS_COMMAND_TIMEOUT: 19931da177e4SLinus Torvalds case SRB_STATUS_TIMEOUT: 19941da177e4SLinus Torvalds scsicmd->result = DID_TIME_OUT << 16 | COMMAND_COMPLETE << 8; 19951da177e4SLinus Torvalds break; 19961da177e4SLinus Torvalds 19971da177e4SLinus Torvalds case SRB_STATUS_BUSY: 19981da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; 19991da177e4SLinus Torvalds break; 20001da177e4SLinus Torvalds 20011da177e4SLinus Torvalds case SRB_STATUS_BUS_RESET: 20021da177e4SLinus Torvalds scsicmd->result = DID_RESET << 16 | COMMAND_COMPLETE << 8; 20031da177e4SLinus Torvalds break; 20041da177e4SLinus Torvalds 20051da177e4SLinus Torvalds case SRB_STATUS_MESSAGE_REJECTED: 20061da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | MESSAGE_REJECT << 8; 20071da177e4SLinus Torvalds break; 20081da177e4SLinus Torvalds case SRB_STATUS_REQUEST_FLUSHED: 20091da177e4SLinus Torvalds case SRB_STATUS_ERROR: 20101da177e4SLinus Torvalds case SRB_STATUS_INVALID_REQUEST: 20111da177e4SLinus Torvalds case SRB_STATUS_REQUEST_SENSE_FAILED: 20121da177e4SLinus Torvalds case SRB_STATUS_NO_HBA: 20131da177e4SLinus Torvalds case SRB_STATUS_UNEXPECTED_BUS_FREE: 20141da177e4SLinus Torvalds case SRB_STATUS_PHASE_SEQUENCE_FAILURE: 20151da177e4SLinus Torvalds case SRB_STATUS_BAD_SRB_BLOCK_LENGTH: 20161da177e4SLinus Torvalds case SRB_STATUS_DELAYED_RETRY: 20171da177e4SLinus Torvalds case SRB_STATUS_BAD_FUNCTION: 20181da177e4SLinus Torvalds case SRB_STATUS_NOT_STARTED: 20191da177e4SLinus Torvalds case SRB_STATUS_NOT_IN_USE: 20201da177e4SLinus Torvalds case SRB_STATUS_FORCE_ABORT: 20211da177e4SLinus Torvalds case SRB_STATUS_DOMAIN_VALIDATION_FAIL: 20221da177e4SLinus Torvalds default: 20231da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20241da177e4SLinus Torvalds printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", 20251da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F, 20261da177e4SLinus Torvalds aac_get_status_string( 20271da177e4SLinus Torvalds le32_to_cpu(srbreply->srb_status) & 0x3F), 20281da177e4SLinus Torvalds scsicmd->cmnd[0], 20291da177e4SLinus Torvalds le32_to_cpu(srbreply->scsi_status)); 20301da177e4SLinus Torvalds #endif 20311da177e4SLinus Torvalds scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; 20321da177e4SLinus Torvalds break; 20331da177e4SLinus Torvalds } 20341da177e4SLinus Torvalds if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition 20351da177e4SLinus Torvalds int len; 20361da177e4SLinus Torvalds scsicmd->result |= SAM_STAT_CHECK_CONDITION; 20371da177e4SLinus Torvalds len = (le32_to_cpu(srbreply->sense_data_size) > 20381da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer)) ? 20391da177e4SLinus Torvalds sizeof(scsicmd->sense_buffer) : 20401da177e4SLinus Torvalds le32_to_cpu(srbreply->sense_data_size); 20411da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 20427a8cf29dSMark Haverkamp printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", 20437a8cf29dSMark Haverkamp le32_to_cpu(srbreply->status), len); 20441da177e4SLinus Torvalds #endif 20451da177e4SLinus Torvalds memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); 20461da177e4SLinus Torvalds 20471da177e4SLinus Torvalds } 20481da177e4SLinus Torvalds /* 20491da177e4SLinus Torvalds * OR in the scsi status (already shifted up a bit) 20501da177e4SLinus Torvalds */ 20511da177e4SLinus Torvalds scsicmd->result |= le32_to_cpu(srbreply->scsi_status); 20521da177e4SLinus Torvalds 2053bfb35aa8SMark Haverkamp aac_fib_complete(fibptr); 2054bfb35aa8SMark Haverkamp aac_fib_free(fibptr); 20558e0c5ebdSMark Haverkamp scsicmd->scsi_done(scsicmd); 20561da177e4SLinus Torvalds } 20571da177e4SLinus Torvalds 20581da177e4SLinus Torvalds /** 20591da177e4SLinus Torvalds * 20601da177e4SLinus Torvalds * aac_send_scb_fib 20611da177e4SLinus Torvalds * @scsicmd: the scsi command block 20621da177e4SLinus Torvalds * 20631da177e4SLinus Torvalds * This routine will form a FIB and fill in the aac_srb from the 20641da177e4SLinus Torvalds * scsicmd passed in. 20651da177e4SLinus Torvalds */ 20661da177e4SLinus Torvalds 20671da177e4SLinus Torvalds static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) 20681da177e4SLinus Torvalds { 20691da177e4SLinus Torvalds struct fib* cmd_fibcontext; 20701da177e4SLinus Torvalds struct aac_dev* dev; 20711da177e4SLinus Torvalds int status; 20721da177e4SLinus Torvalds struct aac_srb *srbcmd; 20731da177e4SLinus Torvalds u16 fibsize; 20741da177e4SLinus Torvalds u32 flag; 20751da177e4SLinus Torvalds u32 timeout; 20761da177e4SLinus Torvalds 207784971738SMark Haverkamp dev = (struct aac_dev *)scsicmd->device->host->hostdata; 2078e5718774SMark Haverkamp if (scmd_id(scsicmd) >= dev->maximum_num_physicals || 207984971738SMark Haverkamp scsicmd->device->lun > 7) { 20801da177e4SLinus Torvalds scsicmd->result = DID_NO_CONNECT << 16; 20811da177e4SLinus Torvalds scsicmd->scsi_done(scsicmd); 20821da177e4SLinus Torvalds return 0; 20831da177e4SLinus Torvalds } 20841da177e4SLinus Torvalds 20851da177e4SLinus Torvalds switch(scsicmd->sc_data_direction){ 20861da177e4SLinus Torvalds case DMA_TO_DEVICE: 20871da177e4SLinus Torvalds flag = SRB_DataOut; 20881da177e4SLinus Torvalds break; 20891da177e4SLinus Torvalds case DMA_BIDIRECTIONAL: 20901da177e4SLinus Torvalds flag = SRB_DataIn | SRB_DataOut; 20911da177e4SLinus Torvalds break; 20921da177e4SLinus Torvalds case DMA_FROM_DEVICE: 20931da177e4SLinus Torvalds flag = SRB_DataIn; 20941da177e4SLinus Torvalds break; 20951da177e4SLinus Torvalds case DMA_NONE: 20961da177e4SLinus Torvalds default: /* shuts up some versions of gcc */ 20971da177e4SLinus Torvalds flag = SRB_NoDataXfer; 20981da177e4SLinus Torvalds break; 20991da177e4SLinus Torvalds } 21001da177e4SLinus Torvalds 21011da177e4SLinus Torvalds 21021da177e4SLinus Torvalds /* 21031da177e4SLinus Torvalds * Allocate and initialize a Fib then setup a BlockWrite command 21041da177e4SLinus Torvalds */ 2105bfb35aa8SMark Haverkamp if (!(cmd_fibcontext = aac_fib_alloc(dev))) { 21061da177e4SLinus Torvalds return -1; 21071da177e4SLinus Torvalds } 2108bfb35aa8SMark Haverkamp aac_fib_init(cmd_fibcontext); 21091da177e4SLinus Torvalds 21101da177e4SLinus Torvalds srbcmd = (struct aac_srb*) fib_data(cmd_fibcontext); 21111da177e4SLinus Torvalds srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); 2112e5718774SMark Haverkamp srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(scsicmd))); 2113e5718774SMark Haverkamp srbcmd->id = cpu_to_le32(scmd_id(scsicmd)); 21141da177e4SLinus Torvalds srbcmd->lun = cpu_to_le32(scsicmd->device->lun); 21151da177e4SLinus Torvalds srbcmd->flags = cpu_to_le32(flag); 21165262d085SJames Bottomley timeout = scsicmd->timeout_per_command/HZ; 21171da177e4SLinus Torvalds if(timeout == 0){ 21181da177e4SLinus Torvalds timeout = 1; 21191da177e4SLinus Torvalds } 21201da177e4SLinus Torvalds srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds 21211da177e4SLinus Torvalds srbcmd->retry_limit = 0; /* Obsolete parameter */ 21221da177e4SLinus Torvalds srbcmd->cdb_size = cpu_to_le32(scsicmd->cmd_len); 21231da177e4SLinus Torvalds 21241da177e4SLinus Torvalds if( dev->dac_support == 1 ) { 21251da177e4SLinus Torvalds aac_build_sg64(scsicmd, (struct sgmap64*) &srbcmd->sg); 21261da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21271da177e4SLinus Torvalds 21281da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21291da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21301da177e4SLinus Torvalds /* 21311da177e4SLinus Torvalds * Build Scatter/Gather list 21321da177e4SLinus Torvalds */ 21331da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + 21341da177e4SLinus Torvalds ((le32_to_cpu(srbcmd->sg.count) & 0xff) * 21351da177e4SLinus Torvalds sizeof (struct sgentry64)); 21367c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21371da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21381da177e4SLinus Torvalds 21391da177e4SLinus Torvalds /* 21401da177e4SLinus Torvalds * Now send the Fib to the adapter 21411da177e4SLinus Torvalds */ 2142bfb35aa8SMark Haverkamp status = aac_fib_send(ScsiPortCommand64, cmd_fibcontext, 21431da177e4SLinus Torvalds fibsize, FsaNormal, 0, 1, 21441da177e4SLinus Torvalds (fib_callback) aac_srb_callback, 21451da177e4SLinus Torvalds (void *) scsicmd); 21461da177e4SLinus Torvalds } else { 21471da177e4SLinus Torvalds aac_build_sg(scsicmd, (struct sgmap*)&srbcmd->sg); 21481da177e4SLinus Torvalds srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); 21491da177e4SLinus Torvalds 21501da177e4SLinus Torvalds memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); 21511da177e4SLinus Torvalds memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); 21521da177e4SLinus Torvalds /* 21531da177e4SLinus Torvalds * Build Scatter/Gather list 21541da177e4SLinus Torvalds */ 21551da177e4SLinus Torvalds fibsize = sizeof (struct aac_srb) + 21561da177e4SLinus Torvalds (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * 21571da177e4SLinus Torvalds sizeof (struct sgentry)); 21587c00ffa3SMark Haverkamp BUG_ON (fibsize > (dev->max_fib_size - 21591da177e4SLinus Torvalds sizeof(struct aac_fibhdr))); 21601da177e4SLinus Torvalds 21611da177e4SLinus Torvalds /* 21621da177e4SLinus Torvalds * Now send the Fib to the adapter 21631da177e4SLinus Torvalds */ 2164bfb35aa8SMark Haverkamp status = aac_fib_send(ScsiPortCommand, cmd_fibcontext, fibsize, FsaNormal, 0, 1, 21651da177e4SLinus Torvalds (fib_callback) aac_srb_callback, (void *) scsicmd); 21661da177e4SLinus Torvalds } 21671da177e4SLinus Torvalds /* 21681da177e4SLinus Torvalds * Check that the command queued to the controller 21691da177e4SLinus Torvalds */ 21701da177e4SLinus Torvalds if (status == -EINPROGRESS) { 217177d644d4SMark Haverkamp scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; 21721da177e4SLinus Torvalds return 0; 21731da177e4SLinus Torvalds } 21741da177e4SLinus Torvalds 2175bfb35aa8SMark Haverkamp printk(KERN_WARNING "aac_srb: aac_fib_send failed with status: %d\n", status); 2176bfb35aa8SMark Haverkamp aac_fib_complete(cmd_fibcontext); 2177bfb35aa8SMark Haverkamp aac_fib_free(cmd_fibcontext); 21781da177e4SLinus Torvalds 21791da177e4SLinus Torvalds return -1; 21801da177e4SLinus Torvalds } 21811da177e4SLinus Torvalds 21821da177e4SLinus Torvalds static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) 21831da177e4SLinus Torvalds { 21841da177e4SLinus Torvalds struct aac_dev *dev; 21851da177e4SLinus Torvalds unsigned long byte_count = 0; 21861da177e4SLinus Torvalds 21871da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 21881da177e4SLinus Torvalds // Get rid of old data 21891da177e4SLinus Torvalds psg->count = 0; 21901da177e4SLinus Torvalds psg->sg[0].addr = 0; 21911da177e4SLinus Torvalds psg->sg[0].count = 0; 21921da177e4SLinus Torvalds if (scsicmd->use_sg) { 21931da177e4SLinus Torvalds struct scatterlist *sg; 21941da177e4SLinus Torvalds int i; 21951da177e4SLinus Torvalds int sg_count; 21961da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 21971da177e4SLinus Torvalds 21981da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 21991da177e4SLinus Torvalds scsicmd->sc_data_direction); 22001da177e4SLinus Torvalds psg->count = cpu_to_le32(sg_count); 22011da177e4SLinus Torvalds 22021da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 22031da177e4SLinus Torvalds psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); 22041da177e4SLinus Torvalds psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); 22051da177e4SLinus Torvalds byte_count += sg_dma_len(sg); 22061da177e4SLinus Torvalds sg++; 22071da177e4SLinus Torvalds } 22081da177e4SLinus Torvalds /* hba wants the size to be exact */ 22091da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 221056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 221156b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 221256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22131da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22141da177e4SLinus Torvalds } 22151da177e4SLinus Torvalds /* Check for command underflow */ 22161da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22171da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22181da177e4SLinus Torvalds byte_count, scsicmd->underflow); 22191da177e4SLinus Torvalds } 22201da177e4SLinus Torvalds } 22211da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 22223c1e0ccaSMark Haverkamp u32 addr; 22233c1e0ccaSMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 22241da177e4SLinus Torvalds scsicmd->request_buffer, 22251da177e4SLinus Torvalds scsicmd->request_bufflen, 22261da177e4SLinus Torvalds scsicmd->sc_data_direction); 22273c1e0ccaSMark Haverkamp addr = scsicmd->SCp.dma_handle; 22281da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 22291da177e4SLinus Torvalds psg->sg[0].addr = cpu_to_le32(addr); 22301da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 22311da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22321da177e4SLinus Torvalds } 22331da177e4SLinus Torvalds return byte_count; 22341da177e4SLinus Torvalds } 22351da177e4SLinus Torvalds 22361da177e4SLinus Torvalds 22371da177e4SLinus Torvalds static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg) 22381da177e4SLinus Torvalds { 22391da177e4SLinus Torvalds struct aac_dev *dev; 22401da177e4SLinus Torvalds unsigned long byte_count = 0; 224156b58712SMark Haverkamp u64 addr; 22421da177e4SLinus Torvalds 22431da177e4SLinus Torvalds dev = (struct aac_dev *)scsicmd->device->host->hostdata; 22441da177e4SLinus Torvalds // Get rid of old data 22451da177e4SLinus Torvalds psg->count = 0; 22461da177e4SLinus Torvalds psg->sg[0].addr[0] = 0; 22471da177e4SLinus Torvalds psg->sg[0].addr[1] = 0; 22481da177e4SLinus Torvalds psg->sg[0].count = 0; 22491da177e4SLinus Torvalds if (scsicmd->use_sg) { 22501da177e4SLinus Torvalds struct scatterlist *sg; 22511da177e4SLinus Torvalds int i; 22521da177e4SLinus Torvalds int sg_count; 22531da177e4SLinus Torvalds sg = (struct scatterlist *) scsicmd->request_buffer; 22541da177e4SLinus Torvalds 22551da177e4SLinus Torvalds sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 22561da177e4SLinus Torvalds scsicmd->sc_data_direction); 22571da177e4SLinus Torvalds 22581da177e4SLinus Torvalds for (i = 0; i < sg_count; i++) { 22591241f359SMark Haverkamp int count = sg_dma_len(sg); 226056b58712SMark Haverkamp addr = sg_dma_address(sg); 226156b58712SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); 226256b58712SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32(addr>>32); 22631241f359SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 22641241f359SMark Haverkamp byte_count += count; 22651da177e4SLinus Torvalds sg++; 22661da177e4SLinus Torvalds } 22671241f359SMark Haverkamp psg->count = cpu_to_le32(sg_count); 22681da177e4SLinus Torvalds /* hba wants the size to be exact */ 22691da177e4SLinus Torvalds if(byte_count > scsicmd->request_bufflen){ 227056b58712SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 227156b58712SMark Haverkamp (byte_count - scsicmd->request_bufflen); 227256b58712SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 22731da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22741da177e4SLinus Torvalds } 22751da177e4SLinus Torvalds /* Check for command underflow */ 22761da177e4SLinus Torvalds if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 22771da177e4SLinus Torvalds printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 22781da177e4SLinus Torvalds byte_count, scsicmd->underflow); 22791da177e4SLinus Torvalds } 22801da177e4SLinus Torvalds } 22811da177e4SLinus Torvalds else if(scsicmd->request_bufflen) { 22821241f359SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 22831da177e4SLinus Torvalds scsicmd->request_buffer, 22841da177e4SLinus Torvalds scsicmd->request_bufflen, 22851da177e4SLinus Torvalds scsicmd->sc_data_direction); 22861241f359SMark Haverkamp addr = scsicmd->SCp.dma_handle; 22871da177e4SLinus Torvalds psg->count = cpu_to_le32(1); 228856b58712SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); 228956b58712SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); 22901da177e4SLinus Torvalds psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); 22911da177e4SLinus Torvalds byte_count = scsicmd->request_bufflen; 22921da177e4SLinus Torvalds } 22931da177e4SLinus Torvalds return byte_count; 22941da177e4SLinus Torvalds } 22951da177e4SLinus Torvalds 22960e68c003SMark Haverkamp static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) 22970e68c003SMark Haverkamp { 22980e68c003SMark Haverkamp struct Scsi_Host *host = scsicmd->device->host; 22990e68c003SMark Haverkamp struct aac_dev *dev = (struct aac_dev *)host->hostdata; 23000e68c003SMark Haverkamp unsigned long byte_count = 0; 23010e68c003SMark Haverkamp 23020e68c003SMark Haverkamp // Get rid of old data 23030e68c003SMark Haverkamp psg->count = 0; 23040e68c003SMark Haverkamp psg->sg[0].next = 0; 23050e68c003SMark Haverkamp psg->sg[0].prev = 0; 23060e68c003SMark Haverkamp psg->sg[0].addr[0] = 0; 23070e68c003SMark Haverkamp psg->sg[0].addr[1] = 0; 23080e68c003SMark Haverkamp psg->sg[0].count = 0; 23090e68c003SMark Haverkamp psg->sg[0].flags = 0; 23100e68c003SMark Haverkamp if (scsicmd->use_sg) { 23110e68c003SMark Haverkamp struct scatterlist *sg; 23120e68c003SMark Haverkamp int i; 23130e68c003SMark Haverkamp int sg_count; 23140e68c003SMark Haverkamp sg = (struct scatterlist *) scsicmd->request_buffer; 23150e68c003SMark Haverkamp 23160e68c003SMark Haverkamp sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, 23170e68c003SMark Haverkamp scsicmd->sc_data_direction); 23180e68c003SMark Haverkamp 23190e68c003SMark Haverkamp for (i = 0; i < sg_count; i++) { 23200e68c003SMark Haverkamp int count = sg_dma_len(sg); 23210e68c003SMark Haverkamp u64 addr = sg_dma_address(sg); 23220e68c003SMark Haverkamp psg->sg[i].next = 0; 23230e68c003SMark Haverkamp psg->sg[i].prev = 0; 23240e68c003SMark Haverkamp psg->sg[i].addr[1] = cpu_to_le32((u32)(addr>>32)); 23250e68c003SMark Haverkamp psg->sg[i].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23260e68c003SMark Haverkamp psg->sg[i].count = cpu_to_le32(count); 23270e68c003SMark Haverkamp psg->sg[i].flags = 0; 23280e68c003SMark Haverkamp byte_count += count; 23290e68c003SMark Haverkamp sg++; 23300e68c003SMark Haverkamp } 23310e68c003SMark Haverkamp psg->count = cpu_to_le32(sg_count); 23320e68c003SMark Haverkamp /* hba wants the size to be exact */ 23330e68c003SMark Haverkamp if(byte_count > scsicmd->request_bufflen){ 23340e68c003SMark Haverkamp u32 temp = le32_to_cpu(psg->sg[i-1].count) - 23350e68c003SMark Haverkamp (byte_count - scsicmd->request_bufflen); 23360e68c003SMark Haverkamp psg->sg[i-1].count = cpu_to_le32(temp); 23370e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23380e68c003SMark Haverkamp } 23390e68c003SMark Haverkamp /* Check for command underflow */ 23400e68c003SMark Haverkamp if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ 23410e68c003SMark Haverkamp printk(KERN_WARNING"aacraid: cmd len %08lX cmd underflow %08X\n", 23420e68c003SMark Haverkamp byte_count, scsicmd->underflow); 23430e68c003SMark Haverkamp } 23440e68c003SMark Haverkamp } 23450e68c003SMark Haverkamp else if(scsicmd->request_bufflen) { 23460e68c003SMark Haverkamp int count; 23470e68c003SMark Haverkamp u64 addr; 23480e68c003SMark Haverkamp scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, 23490e68c003SMark Haverkamp scsicmd->request_buffer, 23500e68c003SMark Haverkamp scsicmd->request_bufflen, 23510e68c003SMark Haverkamp scsicmd->sc_data_direction); 23520e68c003SMark Haverkamp addr = scsicmd->SCp.dma_handle; 23530e68c003SMark Haverkamp count = scsicmd->request_bufflen; 23540e68c003SMark Haverkamp psg->count = cpu_to_le32(1); 23550e68c003SMark Haverkamp psg->sg[0].next = 0; 23560e68c003SMark Haverkamp psg->sg[0].prev = 0; 23570e68c003SMark Haverkamp psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); 23580e68c003SMark Haverkamp psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); 23590e68c003SMark Haverkamp psg->sg[0].count = cpu_to_le32(count); 23600e68c003SMark Haverkamp psg->sg[0].flags = 0; 23610e68c003SMark Haverkamp byte_count = scsicmd->request_bufflen; 23620e68c003SMark Haverkamp } 23630e68c003SMark Haverkamp return byte_count; 23640e68c003SMark Haverkamp } 23650e68c003SMark Haverkamp 23661da177e4SLinus Torvalds #ifdef AAC_DETAILED_STATUS_INFO 23671da177e4SLinus Torvalds 23681da177e4SLinus Torvalds struct aac_srb_status_info { 23691da177e4SLinus Torvalds u32 status; 23701da177e4SLinus Torvalds char *str; 23711da177e4SLinus Torvalds }; 23721da177e4SLinus Torvalds 23731da177e4SLinus Torvalds 23741da177e4SLinus Torvalds static struct aac_srb_status_info srb_status_info[] = { 23751da177e4SLinus Torvalds { SRB_STATUS_PENDING, "Pending Status"}, 23761da177e4SLinus Torvalds { SRB_STATUS_SUCCESS, "Success"}, 23771da177e4SLinus Torvalds { SRB_STATUS_ABORTED, "Aborted Command"}, 23781da177e4SLinus Torvalds { SRB_STATUS_ABORT_FAILED, "Abort Failed"}, 23791da177e4SLinus Torvalds { SRB_STATUS_ERROR, "Error Event"}, 23801da177e4SLinus Torvalds { SRB_STATUS_BUSY, "Device Busy"}, 23811da177e4SLinus Torvalds { SRB_STATUS_INVALID_REQUEST, "Invalid Request"}, 23821da177e4SLinus Torvalds { SRB_STATUS_INVALID_PATH_ID, "Invalid Path ID"}, 23831da177e4SLinus Torvalds { SRB_STATUS_NO_DEVICE, "No Device"}, 23841da177e4SLinus Torvalds { SRB_STATUS_TIMEOUT, "Timeout"}, 23851da177e4SLinus Torvalds { SRB_STATUS_SELECTION_TIMEOUT, "Selection Timeout"}, 23861da177e4SLinus Torvalds { SRB_STATUS_COMMAND_TIMEOUT, "Command Timeout"}, 23871da177e4SLinus Torvalds { SRB_STATUS_MESSAGE_REJECTED, "Message Rejected"}, 23881da177e4SLinus Torvalds { SRB_STATUS_BUS_RESET, "Bus Reset"}, 23891da177e4SLinus Torvalds { SRB_STATUS_PARITY_ERROR, "Parity Error"}, 23901da177e4SLinus Torvalds { SRB_STATUS_REQUEST_SENSE_FAILED,"Request Sense Failed"}, 23911da177e4SLinus Torvalds { SRB_STATUS_NO_HBA, "No HBA"}, 23921da177e4SLinus Torvalds { SRB_STATUS_DATA_OVERRUN, "Data Overrun/Data Underrun"}, 23931da177e4SLinus Torvalds { SRB_STATUS_UNEXPECTED_BUS_FREE,"Unexpected Bus Free"}, 23941da177e4SLinus Torvalds { SRB_STATUS_PHASE_SEQUENCE_FAILURE,"Phase Error"}, 23951da177e4SLinus Torvalds { SRB_STATUS_BAD_SRB_BLOCK_LENGTH,"Bad Srb Block Length"}, 23961da177e4SLinus Torvalds { SRB_STATUS_REQUEST_FLUSHED, "Request Flushed"}, 23971da177e4SLinus Torvalds { SRB_STATUS_DELAYED_RETRY, "Delayed Retry"}, 23981da177e4SLinus Torvalds { SRB_STATUS_INVALID_LUN, "Invalid LUN"}, 23991da177e4SLinus Torvalds { SRB_STATUS_INVALID_TARGET_ID, "Invalid TARGET ID"}, 24001da177e4SLinus Torvalds { SRB_STATUS_BAD_FUNCTION, "Bad Function"}, 24011da177e4SLinus Torvalds { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, 24021da177e4SLinus Torvalds { SRB_STATUS_NOT_STARTED, "Not Started"}, 24031da177e4SLinus Torvalds { SRB_STATUS_NOT_IN_USE, "Not In Use"}, 24041da177e4SLinus Torvalds { SRB_STATUS_FORCE_ABORT, "Force Abort"}, 24051da177e4SLinus Torvalds { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, 24061da177e4SLinus Torvalds { 0xff, "Unknown Error"} 24071da177e4SLinus Torvalds }; 24081da177e4SLinus Torvalds 24091da177e4SLinus Torvalds char *aac_get_status_string(u32 status) 24101da177e4SLinus Torvalds { 24111da177e4SLinus Torvalds int i; 24121da177e4SLinus Torvalds 24136391a113STobias Klauser for (i = 0; i < ARRAY_SIZE(srb_status_info); i++) 24146391a113STobias Klauser if (srb_status_info[i].status == status) 24151da177e4SLinus Torvalds return srb_status_info[i].str; 24161da177e4SLinus Torvalds 24171da177e4SLinus Torvalds return "Bad Status Code"; 24181da177e4SLinus Torvalds } 24191da177e4SLinus Torvalds 24201da177e4SLinus Torvalds #endif 2421