X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;f=drivers%2Fscsi%2Faacraid%2Faachba.c;h=e83ef8aaa98c8d808ed1f5c81619e8075772cc61;hb=6a35528a8346f6e6fd32ed7e51f04d1fa4ca2c01;hp=699351c15cc9d91e4e35838f659f510e904c2656;hpb=90ee346651524eb275405d410f5d3bb6765a2d93;p=safe%2Fjmp%2Flinux-2.6 diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index 699351c..e83ef8a 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -1,11 +1,11 @@ /* * Adaptec AAC series RAID controller driver - * (c) Copyright 2001 Red Hat Inc. + * (c) Copyright 2001 Red Hat Inc. * * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -26,15 +26,13 @@ #include #include #include -#include #include #include #include #include #include -#include -#include #include +#include /* For flush_kernel_dcache_page */ #include #include @@ -57,54 +55,54 @@ /* * Sense codes */ - -#define SENCODE_NO_SENSE 0x00 -#define SENCODE_END_OF_DATA 0x00 -#define SENCODE_BECOMING_READY 0x04 -#define SENCODE_INIT_CMD_REQUIRED 0x04 -#define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A -#define SENCODE_INVALID_COMMAND 0x20 -#define SENCODE_LBA_OUT_OF_RANGE 0x21 -#define SENCODE_INVALID_CDB_FIELD 0x24 -#define SENCODE_LUN_NOT_SUPPORTED 0x25 -#define SENCODE_INVALID_PARAM_FIELD 0x26 -#define SENCODE_PARAM_NOT_SUPPORTED 0x26 -#define SENCODE_PARAM_VALUE_INVALID 0x26 -#define SENCODE_RESET_OCCURRED 0x29 -#define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E -#define SENCODE_INQUIRY_DATA_CHANGED 0x3F -#define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 -#define SENCODE_DIAGNOSTIC_FAILURE 0x40 -#define SENCODE_INTERNAL_TARGET_FAILURE 0x44 -#define SENCODE_INVALID_MESSAGE_ERROR 0x49 -#define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c -#define SENCODE_OVERLAPPED_COMMAND 0x4E + +#define SENCODE_NO_SENSE 0x00 +#define SENCODE_END_OF_DATA 0x00 +#define SENCODE_BECOMING_READY 0x04 +#define SENCODE_INIT_CMD_REQUIRED 0x04 +#define SENCODE_PARAM_LIST_LENGTH_ERROR 0x1A +#define SENCODE_INVALID_COMMAND 0x20 +#define SENCODE_LBA_OUT_OF_RANGE 0x21 +#define SENCODE_INVALID_CDB_FIELD 0x24 +#define SENCODE_LUN_NOT_SUPPORTED 0x25 +#define SENCODE_INVALID_PARAM_FIELD 0x26 +#define SENCODE_PARAM_NOT_SUPPORTED 0x26 +#define SENCODE_PARAM_VALUE_INVALID 0x26 +#define SENCODE_RESET_OCCURRED 0x29 +#define SENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x3E +#define SENCODE_INQUIRY_DATA_CHANGED 0x3F +#define SENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x39 +#define SENCODE_DIAGNOSTIC_FAILURE 0x40 +#define SENCODE_INTERNAL_TARGET_FAILURE 0x44 +#define SENCODE_INVALID_MESSAGE_ERROR 0x49 +#define SENCODE_LUN_FAILED_SELF_CONFIG 0x4c +#define SENCODE_OVERLAPPED_COMMAND 0x4E /* * Additional sense codes */ - -#define ASENCODE_NO_SENSE 0x00 -#define ASENCODE_END_OF_DATA 0x05 -#define ASENCODE_BECOMING_READY 0x01 -#define ASENCODE_INIT_CMD_REQUIRED 0x02 -#define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 -#define ASENCODE_INVALID_COMMAND 0x00 -#define ASENCODE_LBA_OUT_OF_RANGE 0x00 -#define ASENCODE_INVALID_CDB_FIELD 0x00 -#define ASENCODE_LUN_NOT_SUPPORTED 0x00 -#define ASENCODE_INVALID_PARAM_FIELD 0x00 -#define ASENCODE_PARAM_NOT_SUPPORTED 0x01 -#define ASENCODE_PARAM_VALUE_INVALID 0x02 -#define ASENCODE_RESET_OCCURRED 0x00 -#define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 -#define ASENCODE_INQUIRY_DATA_CHANGED 0x03 -#define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 -#define ASENCODE_DIAGNOSTIC_FAILURE 0x80 -#define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 -#define ASENCODE_INVALID_MESSAGE_ERROR 0x00 -#define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 -#define ASENCODE_OVERLAPPED_COMMAND 0x00 + +#define ASENCODE_NO_SENSE 0x00 +#define ASENCODE_END_OF_DATA 0x05 +#define ASENCODE_BECOMING_READY 0x01 +#define ASENCODE_INIT_CMD_REQUIRED 0x02 +#define ASENCODE_PARAM_LIST_LENGTH_ERROR 0x00 +#define ASENCODE_INVALID_COMMAND 0x00 +#define ASENCODE_LBA_OUT_OF_RANGE 0x00 +#define ASENCODE_INVALID_CDB_FIELD 0x00 +#define ASENCODE_LUN_NOT_SUPPORTED 0x00 +#define ASENCODE_INVALID_PARAM_FIELD 0x00 +#define ASENCODE_PARAM_NOT_SUPPORTED 0x01 +#define ASENCODE_PARAM_VALUE_INVALID 0x02 +#define ASENCODE_RESET_OCCURRED 0x00 +#define ASENCODE_LUN_NOT_SELF_CONFIGURED_YET 0x00 +#define ASENCODE_INQUIRY_DATA_CHANGED 0x03 +#define ASENCODE_SAVING_PARAMS_NOT_SUPPORTED 0x00 +#define ASENCODE_DIAGNOSTIC_FAILURE 0x80 +#define ASENCODE_INTERNAL_TARGET_FAILURE 0x00 +#define ASENCODE_INVALID_MESSAGE_ERROR 0x00 +#define ASENCODE_LUN_FAILED_SELF_CONFIG 0x00 +#define ASENCODE_OVERLAPPED_COMMAND 0x00 #define BYTE0(x) (unsigned char)(x) #define BYTE1(x) (unsigned char)((x) >> 8) @@ -116,8 +114,8 @@ *----------------------------------------------------------------------------*/ /* SCSI inquiry data */ struct inquiry_data { - u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ - u8 inqd_dtq; /* RMB | Device Type Qualifier */ + u8 inqd_pdt; /* Peripheral qualifier | Peripheral Device Type */ + u8 inqd_dtq; /* RMB | Device Type Qualifier */ u8 inqd_ver; /* ISO version | ECMA version | ANSI-approved version */ u8 inqd_rdf; /* AENC | TrmIOP | Response data format */ u8 inqd_len; /* Additional length (n-4) */ @@ -131,7 +129,7 @@ struct inquiry_data { /* * M O D U L E G L O B A L S */ - + static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* sgmap); static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* psg); static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg); @@ -142,40 +140,119 @@ static char *aac_get_status_string(u32 status); /* * Non dasd selection is handled entirely in aachba now - */ - + */ + static int nondasd = -1; +static int aac_cache = 2; /* WCE=0 to avoid performance problems */ static int dacmode = -1; - -static int commit = -1; +int aac_msi; +int aac_commit = -1; int startup_timeout = 180; int aif_timeout = 120; module_param(nondasd, int, S_IRUGO|S_IWUSR); -MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); +MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices." + " 0=off, 1=on"); +module_param_named(cache, aac_cache, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(cache, "Disable Queue Flush commands:\n" + "\tbit 0 - Disable FUA in WRITE SCSI commands\n" + "\tbit 1 - Disable SYNCHRONIZE_CACHE SCSI command\n" + "\tbit 2 - Disable only if Battery is protecting Cache"); module_param(dacmode, int, S_IRUGO|S_IWUSR); -MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); -module_param(commit, int, S_IRUGO|S_IWUSR); -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"); +MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC." + " 0=off, 1=on"); +module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the" + " adapter for foreign arrays.\n" + "This is typically needed in systems that do not have a BIOS." + " 0=off, 1=on"); +module_param_named(msi, aac_msi, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(msi, "IRQ handling." + " 0=PIC(default), 1=MSI, 2=MSI-X(unsupported, uses MSI)"); module_param(startup_timeout, int, S_IRUGO|S_IWUSR); -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."); +MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for" + " adapter to have it's kernel up and\n" + "running. This is typically adjusted for large systems that do not" + " have a BIOS."); module_param(aif_timeout, int, S_IRUGO|S_IWUSR); -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."); +MODULE_PARM_DESC(aif_timeout, "The duration of time in seconds to wait for" + " applications to pick up AIFs before\n" + "deregistering them. This is typically adjusted for heavily burdened" + " systems."); int numacb = -1; module_param(numacb, int, S_IRUGO|S_IWUSR); -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."); +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."); int acbsize = -1; module_param(acbsize, int, S_IRUGO|S_IWUSR); -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."); +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."); + +int update_interval = 30 * 60; +module_param(update_interval, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(update_interval, "Interval in seconds between time sync" + " updates issued to adapter."); + +int check_interval = 24 * 60 * 60; +module_param(check_interval, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(check_interval, "Interval in seconds between adapter health" + " checks."); + +int aac_check_reset = 1; +module_param_named(check_reset, aac_check_reset, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(check_reset, "If adapter fails health check, reset the" + " adapter. a value of -1 forces the reset to adapters programmed to" + " ignore it."); + +int expose_physicals = -1; +module_param(expose_physicals, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays." + " -1=protect 0=off, 1=on"); + +int aac_reset_devices; +module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); + +int aac_wwn = 1; +module_param_named(wwn, aac_wwn, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(wwn, "Select a WWN type for the arrays:\n" + "\t0 - Disable\n" + "\t1 - Array Meta Data Signature (default)\n" + "\t2 - Adapter Serial Number"); + + +static inline int aac_valid_context(struct scsi_cmnd *scsicmd, + struct fib *fibptr) { + struct scsi_device *device; + + if (unlikely(!scsicmd || !scsicmd->scsi_done)) { + dprintk((KERN_WARNING "aac_valid_context: scsi command corrupt\n")); + aac_fib_complete(fibptr); + aac_fib_free(fibptr); + return 0; + } + scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; + device = scsicmd->device; + if (unlikely(!device || !scsi_device_online(device))) { + dprintk((KERN_WARNING "aac_valid_context: scsi device corrupt\n")); + aac_fib_complete(fibptr); + aac_fib_free(fibptr); + return 0; + } + return 1; +} + /** * aac_get_config_status - check the adapter configuration * @common: adapter to query * * Query config status, and commit the configuration if needed. */ -int aac_get_config_status(struct aac_dev *dev) +int aac_get_config_status(struct aac_dev *dev, int commit_flag) { int status = 0; struct fib * fibptr; @@ -199,7 +276,7 @@ int aac_get_config_status(struct aac_dev *dev) FsaNormal, 1, 1, NULL, NULL); - if (status < 0 ) { + if (status < 0) { printk(KERN_WARNING "aac_get_config_status: SendFIB failed.\n"); } else { struct aac_get_config_status_resp *reply @@ -219,14 +296,14 @@ int aac_get_config_status(struct aac_dev *dev) aac_fib_complete(fibptr); /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ if (status >= 0) { - if (commit == 1) { + if ((aac_commit == 1) || commit_flag) { struct aac_commit_config * dinfo; aac_fib_init(fibptr); dinfo = (struct aac_commit_config *) fib_data(fibptr); - + dinfo->command = cpu_to_le32(VM_ContainerConfig); dinfo->type = cpu_to_le32(CT_COMMIT_CONFIG); - + status = aac_fib_send(ContainerCommand, fibptr, sizeof (struct aac_commit_config), @@ -234,7 +311,7 @@ int aac_get_config_status(struct aac_dev *dev) 1, 1, NULL, NULL); aac_fib_complete(fibptr); - } else if (commit == 0) { + } else if (aac_commit == 0) { printk(KERN_WARNING "aac_get_config_status: Foreign device configurations are being ignored\n"); } @@ -252,16 +329,13 @@ int aac_get_config_status(struct aac_dev *dev) int aac_get_containers(struct aac_dev *dev) { struct fsa_dev_info *fsa_dev_ptr; - u32 index; + u32 index; int status = 0; struct fib * fibptr; - unsigned instance; struct aac_get_container_count *dinfo; struct aac_get_container_count_resp *dresp; int maximum_num_containers = MAXIMUM_NUM_CONTAINERS; - instance = dev->scsi_host_ptr->unique_id; - if (!(fibptr = aac_fib_alloc(dev))) return -ENOMEM; @@ -281,119 +355,46 @@ int aac_get_containers(struct aac_dev *dev) maximum_num_containers = le32_to_cpu(dresp->ContainerSwitchEntries); aac_fib_complete(fibptr); } + aac_fib_free(fibptr); if (maximum_num_containers < MAXIMUM_NUM_CONTAINERS) maximum_num_containers = MAXIMUM_NUM_CONTAINERS; - fsa_dev_ptr = (struct fsa_dev_info *) kmalloc( - sizeof(*fsa_dev_ptr) * maximum_num_containers, GFP_KERNEL); - if (!fsa_dev_ptr) { - aac_fib_free(fibptr); + fsa_dev_ptr = kzalloc(sizeof(*fsa_dev_ptr) * maximum_num_containers, + GFP_KERNEL); + if (!fsa_dev_ptr) return -ENOMEM; - } - memset(fsa_dev_ptr, 0, sizeof(*fsa_dev_ptr) * maximum_num_containers); dev->fsa_dev = fsa_dev_ptr; dev->maximum_num_containers = maximum_num_containers; - for (index = 0; index < dev->maximum_num_containers; index++) { - struct aac_query_mount *dinfo; - struct aac_mount *dresp; - + for (index = 0; index < dev->maximum_num_containers; ) { fsa_dev_ptr[index].devname[0] = '\0'; - aac_fib_init(fibptr); - dinfo = (struct aac_query_mount *) fib_data(fibptr); + status = aac_probe_container(dev, index); - dinfo->command = cpu_to_le32(VM_NameServe); - dinfo->count = cpu_to_le32(index); - dinfo->type = cpu_to_le32(FT_FILESYS); - - status = aac_fib_send(ContainerCommand, - fibptr, - sizeof (struct aac_query_mount), - FsaNormal, - 1, 1, - NULL, NULL); - if (status < 0 ) { + if (status < 0) { printk(KERN_WARNING "aac_get_containers: SendFIB failed.\n"); break; } - dresp = (struct aac_mount *)fib_data(fibptr); - if ((le32_to_cpu(dresp->status) == ST_OK) && - (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { - dinfo->command = cpu_to_le32(VM_NameServe64); - dinfo->count = cpu_to_le32(index); - dinfo->type = cpu_to_le32(FT_FILESYS); - - if (aac_fib_send(ContainerCommand, - fibptr, - sizeof(struct aac_query_mount), - FsaNormal, - 1, 1, - NULL, NULL) < 0) - continue; - } else - dresp->mnt[0].capacityhigh = 0; - - dprintk ((KERN_DEBUG - "VM_NameServe cid=%d status=%d vol=%d state=%d cap=%llu\n", - (int)index, (int)le32_to_cpu(dresp->status), - (int)le32_to_cpu(dresp->mnt[0].vol), - (int)le32_to_cpu(dresp->mnt[0].state), - ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + - (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32))); - if ((le32_to_cpu(dresp->status) == ST_OK) && - (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && - (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { - fsa_dev_ptr[index].valid = 1; - fsa_dev_ptr[index].type = le32_to_cpu(dresp->mnt[0].vol); - fsa_dev_ptr[index].size - = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + - (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); - if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) - fsa_dev_ptr[index].ro = 1; - } - aac_fib_complete(fibptr); /* * If there are no more containers, then stop asking. */ - if ((index + 1) >= le32_to_cpu(dresp->count)){ + if (++index >= status) break; - } } - aac_fib_free(fibptr); return status; } -static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) -{ - void *buf; - unsigned int transfer_len; - struct scatterlist *sg = scsicmd->request_buffer; - - if (scsicmd->use_sg) { - buf = kmap_atomic(sg->page, KM_IRQ0) + sg->offset; - transfer_len = min(sg->length, len + offset); - } else { - buf = scsicmd->request_buffer; - transfer_len = min(scsicmd->request_bufflen, len + offset); - } - - memcpy(buf + offset, data, transfer_len - offset); - - if (scsicmd->use_sg) - kunmap_atomic(buf - sg->offset, KM_IRQ0); - -} - static void get_container_name_callback(void *context, struct fib * fibptr) { struct aac_get_name_resp * get_name_reply; struct scsi_cmnd * scsicmd; scsicmd = (struct scsi_cmnd *) context; - scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; + + if (!aac_valid_context(scsicmd, fibptr)) + return; dprintk((KERN_DEBUG "get_container_name_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); BUG_ON(fibptr == NULL); @@ -407,14 +408,17 @@ static void get_container_name_callback(void *context, struct fib * fibptr) while (*sp == ' ') ++sp; if (*sp) { + struct inquiry_data inq; char d[sizeof(((struct inquiry_data *)NULL)->inqd_pid)]; int count = sizeof(d); char *dp = d; do { *dp++ = (*sp) ? *sp++ : ' '; } while (--count > 0); - aac_internal_transfer(scsicmd, d, - offsetof(struct inquiry_data, inqd_pid), sizeof(d)); + + scsi_sg_copy_to_buffer(scsicmd, &inq, sizeof(inq)); + memcpy(inq.inqd_pid, d, sizeof(d)); + scsi_sg_copy_from_buffer(scsicmd, &inq, sizeof(inq)); } } @@ -428,7 +432,7 @@ static void get_container_name_callback(void *context, struct fib * fibptr) /** * aac_get_container_name - get container name, none blocking. */ -static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) +static int aac_get_container_name(struct scsi_cmnd * scsicmd) { int status; struct aac_get_name *dinfo; @@ -445,17 +449,17 @@ static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) dinfo->command = cpu_to_le32(VM_ContainerConfig); dinfo->type = cpu_to_le32(CT_READ_NAME); - dinfo->cid = cpu_to_le32(cid); + dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); dinfo->count = cpu_to_le32(sizeof(((struct aac_get_name_resp *)NULL)->data)); status = aac_fib_send(ContainerCommand, - cmd_fibcontext, + cmd_fibcontext, sizeof (struct aac_get_name), - FsaNormal, - 0, 1, - (fib_callback) get_container_name_callback, + FsaNormal, + 0, 1, + (fib_callback)get_container_name_callback, (void *) scsicmd); - + /* * Check that the command queued to the controller */ @@ -463,92 +467,203 @@ static int aac_get_container_name(struct scsi_cmnd * scsicmd, int cid) scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; return 0; } - + printk(KERN_WARNING "aac_get_container_name: aac_fib_send failed with status: %d.\n", status); aac_fib_complete(cmd_fibcontext); aac_fib_free(cmd_fibcontext); return -1; } -/** - * aac_probe_container - query a logical volume - * @dev: device to query - * @cid: container identifier - * - * Queries the controller about the given volume. The volume information - * is updated in the struct fsa_dev_info structure rather than returned. - */ - -int aac_probe_container(struct aac_dev *dev, int cid) +static int aac_probe_container_callback2(struct scsi_cmnd * scsicmd) +{ + struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; + + if ((fsa_dev_ptr[scmd_id(scsicmd)].valid & 1)) + return aac_scsi_cmd(scsicmd); + + scsicmd->result = DID_NO_CONNECT << 16; + scsicmd->scsi_done(scsicmd); + return 0; +} + +static void _aac_probe_container2(void * context, struct fib * fibptr) { struct fsa_dev_info *fsa_dev_ptr; - int status; + int (*callback)(struct scsi_cmnd *); + struct scsi_cmnd * scsicmd = (struct scsi_cmnd *)context; + + + if (!aac_valid_context(scsicmd, fibptr)) + return; + + scsicmd->SCp.Status = 0; + fsa_dev_ptr = fibptr->dev->fsa_dev; + if (fsa_dev_ptr) { + struct aac_mount * dresp = (struct aac_mount *) fib_data(fibptr); + fsa_dev_ptr += scmd_id(scsicmd); + + if ((le32_to_cpu(dresp->status) == ST_OK) && + (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && + (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { + fsa_dev_ptr->valid = 1; + /* sense_key holds the current state of the spin-up */ + if (dresp->mnt[0].state & cpu_to_le32(FSCS_NOT_READY)) + fsa_dev_ptr->sense_data.sense_key = NOT_READY; + else if (fsa_dev_ptr->sense_data.sense_key == NOT_READY) + fsa_dev_ptr->sense_data.sense_key = NO_SENSE; + fsa_dev_ptr->type = le32_to_cpu(dresp->mnt[0].vol); + fsa_dev_ptr->size + = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + + (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); + fsa_dev_ptr->ro = ((le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) != 0); + } + if ((fsa_dev_ptr->valid & 1) == 0) + fsa_dev_ptr->valid = 0; + scsicmd->SCp.Status = le32_to_cpu(dresp->count); + } + aac_fib_complete(fibptr); + aac_fib_free(fibptr); + callback = (int (*)(struct scsi_cmnd *))(scsicmd->SCp.ptr); + scsicmd->SCp.ptr = NULL; + (*callback)(scsicmd); + return; +} + +static void _aac_probe_container1(void * context, struct fib * fibptr) +{ + struct scsi_cmnd * scsicmd; + struct aac_mount * dresp; struct aac_query_mount *dinfo; - struct aac_mount *dresp; - struct fib * fibptr; - unsigned instance; + int status; - fsa_dev_ptr = dev->fsa_dev; - if (!fsa_dev_ptr) - return -ENOMEM; - instance = dev->scsi_host_ptr->unique_id; + dresp = (struct aac_mount *) fib_data(fibptr); + dresp->mnt[0].capacityhigh = 0; + if ((le32_to_cpu(dresp->status) != ST_OK) || + (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE)) { + _aac_probe_container2(context, fibptr); + return; + } + scsicmd = (struct scsi_cmnd *) context; - if (!(fibptr = aac_fib_alloc(dev))) - return -ENOMEM; + if (!aac_valid_context(scsicmd, fibptr)) + return; aac_fib_init(fibptr); dinfo = (struct aac_query_mount *)fib_data(fibptr); - dinfo->command = cpu_to_le32(VM_NameServe); - dinfo->count = cpu_to_le32(cid); + dinfo->command = cpu_to_le32(VM_NameServe64); + dinfo->count = cpu_to_le32(scmd_id(scsicmd)); dinfo->type = cpu_to_le32(FT_FILESYS); status = aac_fib_send(ContainerCommand, - fibptr, - sizeof(struct aac_query_mount), - FsaNormal, - 1, 1, - NULL, NULL); - if (status < 0) { - printk(KERN_WARNING "aacraid: aac_probe_container query failed.\n"); - goto error; + fibptr, + sizeof(struct aac_query_mount), + FsaNormal, + 0, 1, + _aac_probe_container2, + (void *) scsicmd); + /* + * Check that the command queued to the controller + */ + if (status == -EINPROGRESS) + scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + else if (status < 0) { + /* Inherit results from VM_NameServe, if any */ + dresp->status = cpu_to_le32(ST_OK); + _aac_probe_container2(context, fibptr); } +} - dresp = (struct aac_mount *) fib_data(fibptr); +static int _aac_probe_container(struct scsi_cmnd * scsicmd, int (*callback)(struct scsi_cmnd *)) +{ + struct fib * fibptr; + int status = -ENOMEM; - if ((le32_to_cpu(dresp->status) == ST_OK) && - (le32_to_cpu(dresp->mnt[0].vol) == CT_NONE)) { - dinfo->command = cpu_to_le32(VM_NameServe64); - dinfo->count = cpu_to_le32(cid); + if ((fibptr = aac_fib_alloc((struct aac_dev *)scsicmd->device->host->hostdata))) { + struct aac_query_mount *dinfo; + + aac_fib_init(fibptr); + + dinfo = (struct aac_query_mount *)fib_data(fibptr); + + dinfo->command = cpu_to_le32(VM_NameServe); + dinfo->count = cpu_to_le32(scmd_id(scsicmd)); dinfo->type = cpu_to_le32(FT_FILESYS); + scsicmd->SCp.ptr = (char *)callback; - if (aac_fib_send(ContainerCommand, - fibptr, - sizeof(struct aac_query_mount), - FsaNormal, - 1, 1, - NULL, NULL) < 0) - goto error; - } else - dresp->mnt[0].capacityhigh = 0; + status = aac_fib_send(ContainerCommand, + fibptr, + sizeof(struct aac_query_mount), + FsaNormal, + 0, 1, + _aac_probe_container1, + (void *) scsicmd); + /* + * Check that the command queued to the controller + */ + if (status == -EINPROGRESS) { + scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + return 0; + } + if (status < 0) { + scsicmd->SCp.ptr = NULL; + aac_fib_complete(fibptr); + aac_fib_free(fibptr); + } + } + if (status < 0) { + struct fsa_dev_info *fsa_dev_ptr = ((struct aac_dev *)(scsicmd->device->host->hostdata))->fsa_dev; + if (fsa_dev_ptr) { + fsa_dev_ptr += scmd_id(scsicmd); + if ((fsa_dev_ptr->valid & 1) == 0) { + fsa_dev_ptr->valid = 0; + return (*callback)(scsicmd); + } + } + } + return status; +} - if ((le32_to_cpu(dresp->status) == ST_OK) && - (le32_to_cpu(dresp->mnt[0].vol) != CT_NONE) && - (le32_to_cpu(dresp->mnt[0].state) != FSCS_HIDDEN)) { - fsa_dev_ptr[cid].valid = 1; - fsa_dev_ptr[cid].type = le32_to_cpu(dresp->mnt[0].vol); - fsa_dev_ptr[cid].size - = ((u64)le32_to_cpu(dresp->mnt[0].capacity)) + - (((u64)le32_to_cpu(dresp->mnt[0].capacityhigh)) << 32); - if (le32_to_cpu(dresp->mnt[0].state) & FSCS_READONLY) - fsa_dev_ptr[cid].ro = 1; +/** + * aac_probe_container - query a logical volume + * @dev: device to query + * @cid: container identifier + * + * Queries the controller about the given volume. The volume information + * is updated in the struct fsa_dev_info structure rather than returned. + */ +static int aac_probe_container_callback1(struct scsi_cmnd * scsicmd) +{ + scsicmd->device = NULL; + return 0; +} + +int aac_probe_container(struct aac_dev *dev, int cid) +{ + struct scsi_cmnd *scsicmd = kmalloc(sizeof(*scsicmd), GFP_KERNEL); + struct scsi_device *scsidev = kmalloc(sizeof(*scsidev), GFP_KERNEL); + int status; + + if (!scsicmd || !scsidev) { + kfree(scsicmd); + kfree(scsidev); + return -ENOMEM; } + scsicmd->list.next = NULL; + scsicmd->scsi_done = (void (*)(struct scsi_cmnd*))aac_probe_container_callback1; -error: - aac_fib_complete(fibptr); - aac_fib_free(fibptr); + scsicmd->device = scsidev; + scsidev->sdev_state = 0; + scsidev->id = cid; + scsidev->host = dev->scsi_host_ptr; + if (_aac_probe_container(scsicmd, aac_probe_container_callback1) == 0) + while (scsicmd->device == scsidev) + schedule(); + kfree(scsidev); + status = scsicmd->SCp.Status; + kfree(scsicmd); return status; } @@ -564,42 +679,47 @@ struct scsi_inq { * @a: string to copy from * @b: string to copy to * - * Copy a String from one location to another + * Copy a String from one location to another * without copying \0 */ static void inqstrcpy(char *a, char *b) { - while(*a != (char)0) + while (*a != (char)0) *b++ = *a++; } static char *container_types[] = { - "None", - "Volume", - "Mirror", - "Stripe", - "RAID5", - "SSRW", - "SSRO", - "Morph", - "Legacy", - "RAID4", - "RAID10", - "RAID00", - "V-MIRRORS", - "PSEUDO R4", + "None", + "Volume", + "Mirror", + "Stripe", + "RAID5", + "SSRW", + "SSRO", + "Morph", + "Legacy", + "RAID4", + "RAID10", + "RAID00", + "V-MIRRORS", + "PSEUDO R4", "RAID50", "RAID5D", "RAID5D0", "RAID1E", "RAID6", "RAID60", - "Unknown" + "Unknown" }; - +char * get_container_type(unsigned tindex) +{ + if (tindex >= ARRAY_SIZE(container_types)) + tindex = ARRAY_SIZE(container_types) - 1; + return container_types[tindex]; +} /* Function: setinqstr * @@ -619,16 +739,21 @@ static void setinqstr(struct aac_dev *dev, void *data, int tindex) if (dev->supplement_adapter_info.AdapterTypeText[0]) { char * cp = dev->supplement_adapter_info.AdapterTypeText; - int c = sizeof(str->vid); - while (*cp && *cp != ' ' && --c) - ++cp; - c = *cp; - *cp = '\0'; - inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, - str->vid); - *cp = c; - while (*cp && *cp != ' ') - ++cp; + int c; + if ((cp[0] == 'A') && (cp[1] == 'O') && (cp[2] == 'C')) + inqstrcpy("SMC", str->vid); + else { + c = sizeof(str->vid); + while (*cp && *cp != ' ' && --c) + ++cp; + c = *cp; + *cp = '\0'; + inqstrcpy (dev->supplement_adapter_info.AdapterTypeText, + str->vid); + *cp = c; + while (*cp && *cp != ' ') + ++cp; + } while (*cp == ' ') ++cp; /* last six chars reserved for vol type */ @@ -662,44 +787,437 @@ static void setinqstr(struct aac_dev *dev, void *data, int tindex) inqstrcpy ("V1.0", str->prl); } -static void set_sense(u8 *sense_buf, u8 sense_key, u8 sense_code, - u8 a_sense_code, u8 incorrect_length, - u8 bit_pointer, u16 field_pointer, - u32 residue) +static void get_container_serial_callback(void *context, struct fib * fibptr) +{ + struct aac_get_serial_resp * get_serial_reply; + struct scsi_cmnd * scsicmd; + + BUG_ON(fibptr == NULL); + + scsicmd = (struct scsi_cmnd *) context; + if (!aac_valid_context(scsicmd, fibptr)) + return; + + get_serial_reply = (struct aac_get_serial_resp *) fib_data(fibptr); + /* Failure is irrelevant, using default value instead */ + if (le32_to_cpu(get_serial_reply->status) == CT_OK) { + char sp[13]; + /* EVPD bit set */ + sp[0] = INQD_PDT_DA; + sp[1] = scsicmd->cmnd[2]; + sp[2] = 0; + sp[3] = snprintf(sp+4, sizeof(sp)-4, "%08X", + le32_to_cpu(get_serial_reply->uid)); + scsi_sg_copy_from_buffer(scsicmd, sp, sizeof(sp)); + } + + scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; + + aac_fib_complete(fibptr); + aac_fib_free(fibptr); + scsicmd->scsi_done(scsicmd); +} + +/** + * aac_get_container_serial - get container serial, none blocking. + */ +static int aac_get_container_serial(struct scsi_cmnd * scsicmd) { - sense_buf[0] = 0xF0; /* Sense data valid, err code 70h (current error) */ + int status; + struct aac_get_serial *dinfo; + struct fib * cmd_fibcontext; + struct aac_dev * dev; + + dev = (struct aac_dev *)scsicmd->device->host->hostdata; + + if (!(cmd_fibcontext = aac_fib_alloc(dev))) + return -ENOMEM; + + aac_fib_init(cmd_fibcontext); + dinfo = (struct aac_get_serial *) fib_data(cmd_fibcontext); + + dinfo->command = cpu_to_le32(VM_ContainerConfig); + dinfo->type = cpu_to_le32(CT_CID_TO_32BITS_UID); + dinfo->cid = cpu_to_le32(scmd_id(scsicmd)); + + status = aac_fib_send(ContainerCommand, + cmd_fibcontext, + sizeof (struct aac_get_serial), + FsaNormal, + 0, 1, + (fib_callback) get_container_serial_callback, + (void *) scsicmd); + + /* + * Check that the command queued to the controller + */ + if (status == -EINPROGRESS) { + scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + return 0; + } + + printk(KERN_WARNING "aac_get_container_serial: aac_fib_send failed with status: %d.\n", status); + aac_fib_complete(cmd_fibcontext); + aac_fib_free(cmd_fibcontext); + return -1; +} + +/* Function: setinqserial + * + * Arguments: [1] pointer to void [1] int + * + * Purpose: Sets SCSI Unit Serial number. + * This is a fake. We should read a proper + * serial number from the container. But + * without docs it's quite hard to do it :-) + * So this will have to do in the meantime. + */ + +static int setinqserial(struct aac_dev *dev, void *data, int cid) +{ + /* + * This breaks array migration. + */ + return snprintf((char *)(data), sizeof(struct scsi_inq) - 4, "%08X%02X", + le32_to_cpu(dev->adapter_info.serial[0]), cid); +} + +static inline void set_sense(struct sense_data *sense_data, u8 sense_key, + u8 sense_code, u8 a_sense_code, u8 bit_pointer, u16 field_pointer) +{ + u8 *sense_buf = (u8 *)sense_data; + /* Sense data valid, err code 70h */ + sense_buf[0] = 0x70; /* No info field */ sense_buf[1] = 0; /* Segment number, always zero */ - if (incorrect_length) { - sense_buf[2] = sense_key | 0x20;/* Set ILI bit | sense key */ - sense_buf[3] = BYTE3(residue); - sense_buf[4] = BYTE2(residue); - sense_buf[5] = BYTE1(residue); - sense_buf[6] = BYTE0(residue); - } else - sense_buf[2] = sense_key; /* Sense key */ + sense_buf[2] = sense_key; /* Sense key */ - if (sense_key == ILLEGAL_REQUEST) + sense_buf[12] = sense_code; /* Additional sense code */ + sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ + + if (sense_key == ILLEGAL_REQUEST) { sense_buf[7] = 10; /* Additional sense length */ - else + + sense_buf[15] = bit_pointer; + /* Illegal parameter is in the parameter block */ + if (sense_code == SENCODE_INVALID_CDB_FIELD) + sense_buf[15] |= 0xc0;/* Std sense key specific field */ + /* Illegal parameter is in the CDB block */ + sense_buf[16] = field_pointer >> 8; /* MSB */ + sense_buf[17] = field_pointer; /* LSB */ + } else sense_buf[7] = 6; /* Additional sense length */ +} + +static int aac_bounds_32(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) +{ + if (lba & 0xffffffff00000000LL) { + int cid = scmd_id(cmd); + dprintk((KERN_DEBUG "aacraid: Illegal lba\n")); + cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | + SAM_STAT_CHECK_CONDITION; + set_sense(&dev->fsa_dev[cid].sense_data, + HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, + ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); + memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, + min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), + SCSI_SENSE_BUFFERSIZE)); + cmd->scsi_done(cmd); + return 1; + } + return 0; +} + +static int aac_bounds_64(struct aac_dev * dev, struct scsi_cmnd * cmd, u64 lba) +{ + return 0; +} + +static void io_callback(void *context, struct fib * fibptr); + +static int aac_read_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) +{ + u16 fibsize; + struct aac_raw_io *readcmd; + aac_fib_init(fib); + readcmd = (struct aac_raw_io *) fib_data(fib); + readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); + readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); + readcmd->count = cpu_to_le32(count<<9); + readcmd->cid = cpu_to_le16(scmd_id(cmd)); + readcmd->flags = cpu_to_le16(IO_TYPE_READ); + readcmd->bpTotal = 0; + readcmd->bpComplete = 0; + + aac_build_sgraw(cmd, &readcmd->sg); + fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); + BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); + /* + * Now send the Fib to the adapter + */ + return aac_fib_send(ContainerRawIo, + fib, + fibsize, + FsaNormal, + 0, 1, + (fib_callback) io_callback, + (void *) cmd); +} + +static int aac_read_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) +{ + u16 fibsize; + struct aac_read64 *readcmd; + aac_fib_init(fib); + readcmd = (struct aac_read64 *) fib_data(fib); + readcmd->command = cpu_to_le32(VM_CtHostRead64); + readcmd->cid = cpu_to_le16(scmd_id(cmd)); + readcmd->sector_count = cpu_to_le16(count); + readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); + readcmd->pad = 0; + readcmd->flags = 0; + + aac_build_sg64(cmd, &readcmd->sg); + fibsize = sizeof(struct aac_read64) + + ((le32_to_cpu(readcmd->sg.count) - 1) * + sizeof (struct sgentry64)); + BUG_ON (fibsize > (fib->dev->max_fib_size - + sizeof(struct aac_fibhdr))); + /* + * Now send the Fib to the adapter + */ + return aac_fib_send(ContainerCommand64, + fib, + fibsize, + FsaNormal, + 0, 1, + (fib_callback) io_callback, + (void *) cmd); +} + +static int aac_read_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count) +{ + u16 fibsize; + struct aac_read *readcmd; + aac_fib_init(fib); + readcmd = (struct aac_read *) fib_data(fib); + readcmd->command = cpu_to_le32(VM_CtBlockRead); + readcmd->cid = cpu_to_le32(scmd_id(cmd)); + readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); + readcmd->count = cpu_to_le32(count * 512); + + aac_build_sg(cmd, &readcmd->sg); + fibsize = sizeof(struct aac_read) + + ((le32_to_cpu(readcmd->sg.count) - 1) * + sizeof (struct sgentry)); + BUG_ON (fibsize > (fib->dev->max_fib_size - + sizeof(struct aac_fibhdr))); + /* + * Now send the Fib to the adapter + */ + return aac_fib_send(ContainerCommand, + fib, + fibsize, + FsaNormal, + 0, 1, + (fib_callback) io_callback, + (void *) cmd); +} + +static int aac_write_raw_io(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) +{ + u16 fibsize; + struct aac_raw_io *writecmd; + aac_fib_init(fib); + writecmd = (struct aac_raw_io *) fib_data(fib); + writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); + writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); + writecmd->count = cpu_to_le32(count<<9); + writecmd->cid = cpu_to_le16(scmd_id(cmd)); + writecmd->flags = (fua && ((aac_cache & 5) != 1) && + (((aac_cache & 5) != 5) || !fib->dev->cache_protected)) ? + cpu_to_le16(IO_TYPE_WRITE|IO_SUREWRITE) : + cpu_to_le16(IO_TYPE_WRITE); + writecmd->bpTotal = 0; + writecmd->bpComplete = 0; + + aac_build_sgraw(cmd, &writecmd->sg); + fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); + BUG_ON(fibsize > (fib->dev->max_fib_size - sizeof(struct aac_fibhdr))); + /* + * Now send the Fib to the adapter + */ + return aac_fib_send(ContainerRawIo, + fib, + fibsize, + FsaNormal, + 0, 1, + (fib_callback) io_callback, + (void *) cmd); +} + +static int aac_write_block64(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) +{ + u16 fibsize; + struct aac_write64 *writecmd; + aac_fib_init(fib); + writecmd = (struct aac_write64 *) fib_data(fib); + writecmd->command = cpu_to_le32(VM_CtHostWrite64); + writecmd->cid = cpu_to_le16(scmd_id(cmd)); + writecmd->sector_count = cpu_to_le16(count); + writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); + writecmd->pad = 0; + writecmd->flags = 0; + + aac_build_sg64(cmd, &writecmd->sg); + fibsize = sizeof(struct aac_write64) + + ((le32_to_cpu(writecmd->sg.count) - 1) * + sizeof (struct sgentry64)); + BUG_ON (fibsize > (fib->dev->max_fib_size - + sizeof(struct aac_fibhdr))); + /* + * Now send the Fib to the adapter + */ + return aac_fib_send(ContainerCommand64, + fib, + fibsize, + FsaNormal, + 0, 1, + (fib_callback) io_callback, + (void *) cmd); +} + +static int aac_write_block(struct fib * fib, struct scsi_cmnd * cmd, u64 lba, u32 count, int fua) +{ + u16 fibsize; + struct aac_write *writecmd; + aac_fib_init(fib); + writecmd = (struct aac_write *) fib_data(fib); + writecmd->command = cpu_to_le32(VM_CtBlockWrite); + writecmd->cid = cpu_to_le32(scmd_id(cmd)); + writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); + writecmd->count = cpu_to_le32(count * 512); + writecmd->sg.count = cpu_to_le32(1); + /* ->stable is not used - it did mean which type of write */ + + aac_build_sg(cmd, &writecmd->sg); + fibsize = sizeof(struct aac_write) + + ((le32_to_cpu(writecmd->sg.count) - 1) * + sizeof (struct sgentry)); + BUG_ON (fibsize > (fib->dev->max_fib_size - + sizeof(struct aac_fibhdr))); + /* + * Now send the Fib to the adapter + */ + return aac_fib_send(ContainerCommand, + fib, + fibsize, + FsaNormal, + 0, 1, + (fib_callback) io_callback, + (void *) cmd); +} + +static struct aac_srb * aac_scsi_common(struct fib * fib, struct scsi_cmnd * cmd) +{ + struct aac_srb * srbcmd; + u32 flag; + u32 timeout; + + aac_fib_init(fib); + switch(cmd->sc_data_direction){ + case DMA_TO_DEVICE: + flag = SRB_DataOut; + break; + case DMA_BIDIRECTIONAL: + flag = SRB_DataIn | SRB_DataOut; + break; + case DMA_FROM_DEVICE: + flag = SRB_DataIn; + break; + case DMA_NONE: + default: /* shuts up some versions of gcc */ + flag = SRB_NoDataXfer; + break; + } + + srbcmd = (struct aac_srb*) fib_data(fib); + srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); + srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(cmd))); + srbcmd->id = cpu_to_le32(scmd_id(cmd)); + srbcmd->lun = cpu_to_le32(cmd->device->lun); + srbcmd->flags = cpu_to_le32(flag); + timeout = cmd->request->timeout/HZ; + if (timeout == 0) + timeout = 1; + srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds + srbcmd->retry_limit = 0; /* Obsolete parameter */ + srbcmd->cdb_size = cpu_to_le32(cmd->cmd_len); + return srbcmd; +} + +static void aac_srb_callback(void *context, struct fib * fibptr); + +static int aac_scsi_64(struct fib * fib, struct scsi_cmnd * cmd) +{ + u16 fibsize; + struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); + + aac_build_sg64(cmd, (struct sgmap64*) &srbcmd->sg); + srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); + + memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); + memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); + /* + * Build Scatter/Gather list + */ + fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + + ((le32_to_cpu(srbcmd->sg.count) & 0xff) * + sizeof (struct sgentry64)); + BUG_ON (fibsize > (fib->dev->max_fib_size - + sizeof(struct aac_fibhdr))); + + /* + * Now send the Fib to the adapter + */ + return aac_fib_send(ScsiPortCommand64, fib, + fibsize, FsaNormal, 0, 1, + (fib_callback) aac_srb_callback, + (void *) cmd); +} + +static int aac_scsi_32(struct fib * fib, struct scsi_cmnd * cmd) +{ + u16 fibsize; + struct aac_srb * srbcmd = aac_scsi_common(fib, cmd); - sense_buf[12] = sense_code; /* Additional sense code */ - sense_buf[13] = a_sense_code; /* Additional sense code qualifier */ - if (sense_key == ILLEGAL_REQUEST) { - sense_buf[15] = 0; + aac_build_sg(cmd, (struct sgmap*)&srbcmd->sg); + srbcmd->count = cpu_to_le32(scsi_bufflen(cmd)); - if (sense_code == SENCODE_INVALID_PARAM_FIELD) - sense_buf[15] = 0x80;/* Std sense key specific field */ - /* Illegal parameter is in the parameter block */ + memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); + memcpy(srbcmd->cdb, cmd->cmnd, cmd->cmd_len); + /* + * Build Scatter/Gather list + */ + fibsize = sizeof (struct aac_srb) + + (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * + sizeof (struct sgentry)); + BUG_ON (fibsize > (fib->dev->max_fib_size - + sizeof(struct aac_fibhdr))); - if (sense_code == SENCODE_INVALID_CDB_FIELD) - sense_buf[15] = 0xc0;/* Std sense key specific field */ - /* Illegal parameter is in the CDB block */ - sense_buf[15] |= bit_pointer; - sense_buf[16] = field_pointer >> 8; /* MSB */ - sense_buf[17] = field_pointer; /* LSB */ - } + /* + * Now send the Fib to the adapter + */ + return aac_fib_send(ScsiPortCommand, fib, fibsize, FsaNormal, 0, 1, + (fib_callback) aac_srb_callback, (void *) cmd); +} + +static int aac_scsi_32_64(struct fib * fib, struct scsi_cmnd * cmd) +{ + if ((sizeof(dma_addr_t) > 4) && fib->dev->needs_dac && + (fib->dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) + return FAILED; + return aac_scsi_32(fib, cmd); } int aac_get_adapter_info(struct aac_dev* dev) @@ -719,11 +1237,11 @@ int aac_get_adapter_info(struct aac_dev* dev) memset(info,0,sizeof(*info)); rcode = aac_fib_send(RequestAdapterInfo, - fibptr, + fibptr, sizeof(*info), - FsaNormal, + FsaNormal, -1, 1, /* First `interrupt' command uses special wait */ - NULL, + NULL, NULL); if (rcode < 0) { @@ -734,29 +1252,29 @@ int aac_get_adapter_info(struct aac_dev* dev) memcpy(&dev->adapter_info, info, sizeof(*info)); if (dev->adapter_info.options & AAC_OPT_SUPPLEMENT_ADAPTER_INFO) { - struct aac_supplement_adapter_info * info; + struct aac_supplement_adapter_info * sinfo; aac_fib_init(fibptr); - info = (struct aac_supplement_adapter_info *) fib_data(fibptr); + sinfo = (struct aac_supplement_adapter_info *) fib_data(fibptr); - memset(info,0,sizeof(*info)); + memset(sinfo,0,sizeof(*sinfo)); rcode = aac_fib_send(RequestSupplementAdapterInfo, fibptr, - sizeof(*info), + sizeof(*sinfo), FsaNormal, 1, 1, NULL, NULL); if (rcode >= 0) - memcpy(&dev->supplement_adapter_info, info, sizeof(*info)); + memcpy(&dev->supplement_adapter_info, sinfo, sizeof(*sinfo)); } - /* - * GetBusInfo + /* + * GetBusInfo */ aac_fib_init(fibptr); @@ -779,14 +1297,18 @@ int aac_get_adapter_info(struct aac_dev* dev) 1, 1, NULL, NULL); + /* reasoned default */ + dev->maximum_num_physicals = 16; if (rcode >= 0 && le32_to_cpu(bus_info->Status) == ST_OK) { dev->maximum_num_physicals = le32_to_cpu(bus_info->TargetsPerBus); dev->maximum_num_channels = le32_to_cpu(bus_info->BusCount); } - tmp = le32_to_cpu(dev->adapter_info.kernelrev); - printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", - dev->name, + if (!dev->in_reset) { + char buffer[16]; + tmp = le32_to_cpu(dev->adapter_info.kernelrev); + printk(KERN_INFO "%s%d: kernel %d.%d-%d[%d] %.*s\n", + dev->name, dev->id, tmp>>24, (tmp>>16)&0xff, @@ -794,26 +1316,42 @@ int aac_get_adapter_info(struct aac_dev* dev) le32_to_cpu(dev->adapter_info.kernelbuild), (int)sizeof(dev->supplement_adapter_info.BuildDate), dev->supplement_adapter_info.BuildDate); - tmp = le32_to_cpu(dev->adapter_info.monitorrev); - printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", + tmp = le32_to_cpu(dev->adapter_info.monitorrev); + printk(KERN_INFO "%s%d: monitor %d.%d-%d[%d]\n", dev->name, dev->id, tmp>>24,(tmp>>16)&0xff,tmp&0xff, le32_to_cpu(dev->adapter_info.monitorbuild)); - tmp = le32_to_cpu(dev->adapter_info.biosrev); - printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", + tmp = le32_to_cpu(dev->adapter_info.biosrev); + printk(KERN_INFO "%s%d: bios %d.%d-%d[%d]\n", dev->name, dev->id, tmp>>24,(tmp>>16)&0xff,tmp&0xff, le32_to_cpu(dev->adapter_info.biosbuild)); - if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0) - printk(KERN_INFO "%s%d: serial %x\n", - dev->name, dev->id, - le32_to_cpu(dev->adapter_info.serial[0])); + buffer[0] = '\0'; + if (aac_get_serial_number( + shost_to_class(dev->scsi_host_ptr), buffer)) + printk(KERN_INFO "%s%d: serial %s", + dev->name, dev->id, buffer); + if (dev->supplement_adapter_info.VpdInfo.Tsid[0]) { + printk(KERN_INFO "%s%d: TSID %.*s\n", + dev->name, dev->id, + (int)sizeof(dev->supplement_adapter_info.VpdInfo.Tsid), + dev->supplement_adapter_info.VpdInfo.Tsid); + } + if (!aac_check_reset || ((aac_check_reset == 1) && + (dev->supplement_adapter_info.SupportedOptions2 & + AAC_OPTION_IGNORE_RESET))) { + printk(KERN_INFO "%s%d: Reset Adapter Ignored\n", + dev->name, dev->id); + } + } + dev->cache_protected = 0; + dev->jbod = ((dev->supplement_adapter_info.FeatureBits & + AAC_FEATURE_JBOD) != 0); dev->nondasd_support = 0; dev->raid_scsi_mode = 0; - if(dev->adapter_info.options & AAC_OPT_NONDASD){ + if(dev->adapter_info.options & AAC_OPT_NONDASD) dev->nondasd_support = 1; - } /* * If the firmware supports ROMB RAID/SCSI mode and we are currently @@ -834,28 +1372,41 @@ int aac_get_adapter_info(struct aac_dev* dev) if (dev->raid_scsi_mode != 0) printk(KERN_INFO "%s%d: ROMB RAID/SCSI mode enabled\n", dev->name, dev->id); - - if(nondasd != -1) { + + if (nondasd != -1) dev->nondasd_support = (nondasd!=0); - } - if(dev->nondasd_support != 0){ + if (dev->nondasd_support && !dev->in_reset) printk(KERN_INFO "%s%d: Non-DASD support enabled.\n",dev->name, dev->id); - } + if (dma_get_required_mask(&dev->pdev->dev) > DMA_32BIT_MASK) + dev->needs_dac = 1; dev->dac_support = 0; - if( (sizeof(dma_addr_t) > 4) && (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)){ - printk(KERN_INFO "%s%d: 64bit support enabled.\n", dev->name, dev->id); + if ((sizeof(dma_addr_t) > 4) && dev->needs_dac && + (dev->adapter_info.options & AAC_OPT_SGMAP_HOST64)) { + if (!dev->in_reset) + printk(KERN_INFO "%s%d: 64bit support enabled.\n", + dev->name, dev->id); dev->dac_support = 1; } if(dacmode != -1) { dev->dac_support = (dacmode!=0); } + + /* avoid problems with AAC_QUIRK_SCSI_32 controllers */ + if (dev->dac_support && (aac_get_driver_ident(dev->cardtype)->quirks + & AAC_QUIRK_SCSI_32)) { + dev->nondasd_support = 0; + dev->jbod = 0; + expose_physicals = 0; + } + if(dev->dac_support != 0) { - if (!pci_set_dma_mask(dev->pdev, DMA_64BIT_MASK) && - !pci_set_consistent_dma_mask(dev->pdev, DMA_64BIT_MASK)) { - printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", - dev->name, dev->id); + if (!pci_set_dma_mask(dev->pdev, DMA_BIT_MASK(64)) && + !pci_set_consistent_dma_mask(dev->pdev, DMA_BIT_MASK(64))) { + if (!dev->in_reset) + printk(KERN_INFO"%s%d: 64 Bit DAC enabled\n", + dev->name, dev->id); } else if (!pci_set_dma_mask(dev->pdev, DMA_32BIT_MASK) && !pci_set_consistent_dma_mask(dev->pdev, DMA_32BIT_MASK)) { printk(KERN_INFO"%s%d: DMA mask set failed, 64 Bit DAC disabled\n", @@ -867,17 +1418,32 @@ int aac_get_adapter_info(struct aac_dev* dev) rcode = -ENOMEM; } } - /* - * 57 scatter gather elements + /* + * Deal with configuring for the individualized limits of each packet + * interface. */ - if (!(dev->raw_io_interface)) { + dev->a_ops.adapter_scsi = (dev->dac_support) + ? ((aac_get_driver_ident(dev->cardtype)->quirks & AAC_QUIRK_SCSI_32) + ? aac_scsi_32_64 + : aac_scsi_64) + : aac_scsi_32; + if (dev->raw_io_interface) { + dev->a_ops.adapter_bounds = (dev->raw_io_64) + ? aac_bounds_64 + : aac_bounds_32; + dev->a_ops.adapter_read = aac_read_raw_io; + dev->a_ops.adapter_write = aac_write_raw_io; + } else { + dev->a_ops.adapter_bounds = aac_bounds_32; dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - sizeof(struct aac_fibhdr) - sizeof(struct aac_write) + sizeof(struct sgentry)) / sizeof(struct sgentry); if (dev->dac_support) { - /* - * 38 scatter gather elements + dev->a_ops.adapter_read = aac_read_block64; + dev->a_ops.adapter_write = aac_write_block64; + /* + * 38 scatter gather elements */ dev->scsi_host_ptr->sg_tablesize = (dev->max_fib_size - @@ -885,6 +1451,9 @@ int aac_get_adapter_info(struct aac_dev* dev) sizeof(struct aac_write64) + sizeof(struct sgentry64)) / sizeof(struct sgentry64); + } else { + dev->a_ops.adapter_read = aac_read_block; + dev->a_ops.adapter_write = aac_write_block; } dev->scsi_host_ptr->max_sectors = AAC_MAX_32BIT_SGBCOUNT; if(!(dev->adapter_info.options & AAC_OPT_NEW_COMM)) { @@ -917,9 +1486,11 @@ static void io_callback(void *context, struct fib * fibptr) u32 cid; scsicmd = (struct scsi_cmnd *) context; - scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; - dev = (struct aac_dev *)scsicmd->device->host->hostdata; + if (!aac_valid_context(scsicmd, fibptr)) + return; + + dev = fibptr->dev; cid = scmd_id(scsicmd); if (nblank(dprintk(x))) { @@ -958,34 +1529,39 @@ static void io_callback(void *context, struct fib * fibptr) } BUG_ON(fibptr == NULL); - - if(scsicmd->use_sg) - pci_unmap_sg(dev->pdev, - (struct scatterlist *)scsicmd->request_buffer, - scsicmd->use_sg, - scsicmd->sc_data_direction); - else if(scsicmd->request_bufflen) - pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, - scsicmd->request_bufflen, - scsicmd->sc_data_direction); + + scsi_dma_unmap(scsicmd); + readreply = (struct aac_read_reply *)fib_data(fibptr); - if (le32_to_cpu(readreply->status) == ST_OK) - scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; - else { + switch (le32_to_cpu(readreply->status)) { + case ST_OK: + scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | + SAM_STAT_GOOD; + dev->fsa_dev[cid].sense_data.sense_key = NO_SENSE; + break; + case ST_NOT_READY: + scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | + SAM_STAT_CHECK_CONDITION; + set_sense(&dev->fsa_dev[cid].sense_data, NOT_READY, + SENCODE_BECOMING_READY, ASENCODE_BECOMING_READY, 0, 0); + memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, + min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), + SCSI_SENSE_BUFFERSIZE)); + break; + default: #ifdef AAC_DETAILED_STATUS_INFO printk(KERN_WARNING "io_callback: io failed, status = %d\n", le32_to_cpu(readreply->status)); #endif - scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; - set_sense((u8 *) &dev->fsa_dev[cid].sense_data, - HARDWARE_ERROR, - SENCODE_INTERNAL_TARGET_FAILURE, - ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, - 0, 0); + scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | + SAM_STAT_CHECK_CONDITION; + set_sense(&dev->fsa_dev[cid].sense_data, + HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, + ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, - (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) - ? sizeof(scsicmd->sense_buffer) - : sizeof(dev->fsa_dev[cid].sense_data)); + min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), + SCSI_SENSE_BUFFERSIZE)); + break; } aac_fib_complete(fibptr); aac_fib_free(fibptr); @@ -993,13 +1569,11 @@ static void io_callback(void *context, struct fib * fibptr) scsicmd->scsi_done(scsicmd); } -static int aac_read(struct scsi_cmnd * scsicmd, int cid) +static int aac_read(struct scsi_cmnd * scsicmd) { u64 lba; u32 count; int status; - - u16 fibsize; struct aac_dev *dev; struct fib * cmd_fibcontext; @@ -1009,9 +1583,9 @@ static int aac_read(struct scsi_cmnd * scsicmd, int cid) */ switch (scsicmd->cmnd[0]) { case READ_6: - dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", cid)); + dprintk((KERN_DEBUG "aachba: received a read(6) command on id %d.\n", scmd_id(scsicmd))); - lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | + lba = ((scsicmd->cmnd[1] & 0x1F) << 16) | (scsicmd->cmnd[2] << 8) | scsicmd->cmnd[3]; count = scsicmd->cmnd[4]; @@ -1019,57 +1593,42 @@ static int aac_read(struct scsi_cmnd * scsicmd, int cid) count = 256; break; case READ_16: - dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", cid)); + dprintk((KERN_DEBUG "aachba: received a read(16) command on id %d.\n", scmd_id(scsicmd))); - lba = ((u64)scsicmd->cmnd[2] << 56) | - ((u64)scsicmd->cmnd[3] << 48) | + lba = ((u64)scsicmd->cmnd[2] << 56) | + ((u64)scsicmd->cmnd[3] << 48) | ((u64)scsicmd->cmnd[4] << 40) | ((u64)scsicmd->cmnd[5] << 32) | - ((u64)scsicmd->cmnd[6] << 24) | + ((u64)scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; - count = (scsicmd->cmnd[10] << 24) | + count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; break; case READ_12: - dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", cid)); + dprintk((KERN_DEBUG "aachba: received a read(12) command on id %d.\n", scmd_id(scsicmd))); - lba = ((u64)scsicmd->cmnd[2] << 24) | + lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | - (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; - count = (scsicmd->cmnd[6] << 24) | + (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; + count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | - (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; + (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; break; default: - dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", cid)); + dprintk((KERN_DEBUG "aachba: received a read(10) command on id %d.\n", scmd_id(scsicmd))); - lba = ((u64)scsicmd->cmnd[2] << 24) | - (scsicmd->cmnd[3] << 16) | + lba = ((u64)scsicmd->cmnd[2] << 24) | + (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; break; } dprintk((KERN_DEBUG "aac_read[cpu %d]: lba = %llu, t = %ld.\n", smp_processor_id(), (unsigned long long)lba, jiffies)); - if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) && - (lba & 0xffffffff00000000LL)) { - dprintk((KERN_DEBUG "aac_read: Illegal lba\n")); - scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | - SAM_STAT_CHECK_CONDITION; - set_sense((u8 *) &dev->fsa_dev[cid].sense_data, - HARDWARE_ERROR, - SENCODE_INTERNAL_TARGET_FAILURE, - ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, - 0, 0); - memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, - (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) - ? sizeof(scsicmd->sense_buffer) - : sizeof(dev->fsa_dev[cid].sense_data)); - scsicmd->scsi_done(scsicmd); + if (aac_adapter_bounds(dev,scsicmd,lba)) return 0; - } /* * Alocate and initialize a Fib */ @@ -1077,85 +1636,7 @@ static int aac_read(struct scsi_cmnd * scsicmd, int cid) return -1; } - aac_fib_init(cmd_fibcontext); - - if (dev->raw_io_interface) { - struct aac_raw_io *readcmd; - readcmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); - readcmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); - readcmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); - readcmd->count = cpu_to_le32(count<<9); - readcmd->cid = cpu_to_le16(cid); - readcmd->flags = cpu_to_le16(1); - readcmd->bpTotal = 0; - readcmd->bpComplete = 0; - - aac_build_sgraw(scsicmd, &readcmd->sg); - fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(readcmd->sg.count) - 1) * sizeof (struct sgentryraw)); - BUG_ON(fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))); - /* - * Now send the Fib to the adapter - */ - status = aac_fib_send(ContainerRawIo, - cmd_fibcontext, - fibsize, - FsaNormal, - 0, 1, - (fib_callback) io_callback, - (void *) scsicmd); - } else if (dev->dac_support == 1) { - struct aac_read64 *readcmd; - readcmd = (struct aac_read64 *) fib_data(cmd_fibcontext); - readcmd->command = cpu_to_le32(VM_CtHostRead64); - readcmd->cid = cpu_to_le16(cid); - readcmd->sector_count = cpu_to_le16(count); - readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); - readcmd->pad = 0; - readcmd->flags = 0; - - aac_build_sg64(scsicmd, &readcmd->sg); - fibsize = sizeof(struct aac_read64) + - ((le32_to_cpu(readcmd->sg.count) - 1) * - sizeof (struct sgentry64)); - BUG_ON (fibsize > (dev->max_fib_size - - sizeof(struct aac_fibhdr))); - /* - * Now send the Fib to the adapter - */ - status = aac_fib_send(ContainerCommand64, - cmd_fibcontext, - fibsize, - FsaNormal, - 0, 1, - (fib_callback) io_callback, - (void *) scsicmd); - } else { - struct aac_read *readcmd; - readcmd = (struct aac_read *) fib_data(cmd_fibcontext); - readcmd->command = cpu_to_le32(VM_CtBlockRead); - readcmd->cid = cpu_to_le32(cid); - readcmd->block = cpu_to_le32((u32)(lba&0xffffffff)); - readcmd->count = cpu_to_le32(count * 512); - - aac_build_sg(scsicmd, &readcmd->sg); - fibsize = sizeof(struct aac_read) + - ((le32_to_cpu(readcmd->sg.count) - 1) * - sizeof (struct sgentry)); - BUG_ON (fibsize > (dev->max_fib_size - - sizeof(struct aac_fibhdr))); - /* - * Now send the Fib to the adapter - */ - status = aac_fib_send(ContainerCommand, - cmd_fibcontext, - fibsize, - FsaNormal, - 0, 1, - (fib_callback) io_callback, - (void *) scsicmd); - } - - + status = aac_adapter_read(cmd_fibcontext, scsicmd, lba, count); /* * Check that the command queued to the controller @@ -1164,7 +1645,7 @@ static int aac_read(struct scsi_cmnd * scsicmd, int cid) scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; return 0; } - + printk(KERN_WARNING "aac_read: aac_fib_send failed with status: %d.\n", status); /* * For some reason, the Fib didn't queue, return QUEUE_FULL @@ -1176,12 +1657,12 @@ static int aac_read(struct scsi_cmnd * scsicmd, int cid) return 0; } -static int aac_write(struct scsi_cmnd * scsicmd, int cid) +static int aac_write(struct scsi_cmnd * scsicmd) { u64 lba; u32 count; + int fua; int status; - u16 fibsize; struct aac_dev *dev; struct fib * cmd_fibcontext; @@ -1195,48 +1676,38 @@ static int aac_write(struct scsi_cmnd * scsicmd, int cid) count = scsicmd->cmnd[4]; if (count == 0) count = 256; + fua = 0; } else if (scsicmd->cmnd[0] == WRITE_16) { /* 16 byte command */ - dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", cid)); + dprintk((KERN_DEBUG "aachba: received a write(16) command on id %d.\n", scmd_id(scsicmd))); - lba = ((u64)scsicmd->cmnd[2] << 56) | + lba = ((u64)scsicmd->cmnd[2] << 56) | ((u64)scsicmd->cmnd[3] << 48) | ((u64)scsicmd->cmnd[4] << 40) | ((u64)scsicmd->cmnd[5] << 32) | - ((u64)scsicmd->cmnd[6] << 24) | + ((u64)scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; count = (scsicmd->cmnd[10] << 24) | (scsicmd->cmnd[11] << 16) | (scsicmd->cmnd[12] << 8) | scsicmd->cmnd[13]; + fua = scsicmd->cmnd[1] & 0x8; } else if (scsicmd->cmnd[0] == WRITE_12) { /* 12 byte command */ - dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", cid)); + dprintk((KERN_DEBUG "aachba: received a write(12) command on id %d.\n", scmd_id(scsicmd))); lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; count = (scsicmd->cmnd[6] << 24) | (scsicmd->cmnd[7] << 16) | (scsicmd->cmnd[8] << 8) | scsicmd->cmnd[9]; + fua = scsicmd->cmnd[1] & 0x8; } else { - dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", cid)); + dprintk((KERN_DEBUG "aachba: received a write(10) command on id %d.\n", scmd_id(scsicmd))); lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; + fua = scsicmd->cmnd[1] & 0x8; } dprintk((KERN_DEBUG "aac_write[cpu %d]: lba = %llu, t = %ld.\n", smp_processor_id(), (unsigned long long)lba, jiffies)); - if ((!(dev->raw_io_interface) || !(dev->raw_io_64)) - && (lba & 0xffffffff00000000LL)) { - dprintk((KERN_DEBUG "aac_write: Illegal lba\n")); - scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; - set_sense((u8 *) &dev->fsa_dev[cid].sense_data, - HARDWARE_ERROR, - SENCODE_INTERNAL_TARGET_FAILURE, - ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, - 0, 0); - memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, - (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) - ? sizeof(scsicmd->sense_buffer) - : sizeof(dev->fsa_dev[cid].sense_data)); - scsicmd->scsi_done(scsicmd); + if (aac_adapter_bounds(dev,scsicmd,lba)) return 0; - } /* * Allocate and initialize a Fib then setup a BlockWrite command */ @@ -1245,85 +1716,8 @@ static int aac_write(struct scsi_cmnd * scsicmd, int cid) scsicmd->scsi_done(scsicmd); return 0; } - aac_fib_init(cmd_fibcontext); - if (dev->raw_io_interface) { - struct aac_raw_io *writecmd; - writecmd = (struct aac_raw_io *) fib_data(cmd_fibcontext); - writecmd->block[0] = cpu_to_le32((u32)(lba&0xffffffff)); - writecmd->block[1] = cpu_to_le32((u32)((lba&0xffffffff00000000LL)>>32)); - writecmd->count = cpu_to_le32(count<<9); - writecmd->cid = cpu_to_le16(cid); - writecmd->flags = 0; - writecmd->bpTotal = 0; - writecmd->bpComplete = 0; - - aac_build_sgraw(scsicmd, &writecmd->sg); - fibsize = sizeof(struct aac_raw_io) + ((le32_to_cpu(writecmd->sg.count) - 1) * sizeof (struct sgentryraw)); - BUG_ON(fibsize > (dev->max_fib_size - sizeof(struct aac_fibhdr))); - /* - * Now send the Fib to the adapter - */ - status = aac_fib_send(ContainerRawIo, - cmd_fibcontext, - fibsize, - FsaNormal, - 0, 1, - (fib_callback) io_callback, - (void *) scsicmd); - } else if (dev->dac_support == 1) { - struct aac_write64 *writecmd; - writecmd = (struct aac_write64 *) fib_data(cmd_fibcontext); - writecmd->command = cpu_to_le32(VM_CtHostWrite64); - writecmd->cid = cpu_to_le16(cid); - writecmd->sector_count = cpu_to_le16(count); - writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); - writecmd->pad = 0; - writecmd->flags = 0; - - aac_build_sg64(scsicmd, &writecmd->sg); - fibsize = sizeof(struct aac_write64) + - ((le32_to_cpu(writecmd->sg.count) - 1) * - sizeof (struct sgentry64)); - BUG_ON (fibsize > (dev->max_fib_size - - sizeof(struct aac_fibhdr))); - /* - * Now send the Fib to the adapter - */ - status = aac_fib_send(ContainerCommand64, - cmd_fibcontext, - fibsize, - FsaNormal, - 0, 1, - (fib_callback) io_callback, - (void *) scsicmd); - } else { - struct aac_write *writecmd; - writecmd = (struct aac_write *) fib_data(cmd_fibcontext); - writecmd->command = cpu_to_le32(VM_CtBlockWrite); - writecmd->cid = cpu_to_le32(cid); - writecmd->block = cpu_to_le32((u32)(lba&0xffffffff)); - writecmd->count = cpu_to_le32(count * 512); - writecmd->sg.count = cpu_to_le32(1); - /* ->stable is not used - it did mean which type of write */ - - aac_build_sg(scsicmd, &writecmd->sg); - fibsize = sizeof(struct aac_write) + - ((le32_to_cpu(writecmd->sg.count) - 1) * - sizeof (struct sgentry)); - BUG_ON (fibsize > (dev->max_fib_size - - sizeof(struct aac_fibhdr))); - /* - * Now send the Fib to the adapter - */ - status = aac_fib_send(ContainerCommand, - cmd_fibcontext, - fibsize, - FsaNormal, - 0, 1, - (fib_callback) io_callback, - (void *) scsicmd); - } + status = aac_adapter_write(cmd_fibcontext, scsicmd, lba, count, fua); /* * Check that the command queued to the controller @@ -1351,34 +1745,34 @@ static void synchronize_callback(void *context, struct fib *fibptr) struct scsi_cmnd *cmd; cmd = context; - cmd->SCp.phase = AAC_OWNER_MIDLEVEL; - dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", + if (!aac_valid_context(cmd, fibptr)) + return; + + dprintk((KERN_DEBUG "synchronize_callback[cpu %d]: t = %ld.\n", smp_processor_id(), jiffies)); BUG_ON(fibptr == NULL); synchronizereply = fib_data(fibptr); if (le32_to_cpu(synchronizereply->status) == CT_OK) - cmd->result = DID_OK << 16 | + cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; else { struct scsi_device *sdev = cmd->device; - struct aac_dev *dev = (struct aac_dev *)sdev->host->hostdata; + struct aac_dev *dev = fibptr->dev; u32 cid = sdev_id(sdev); - printk(KERN_WARNING + printk(KERN_WARNING "synchronize_callback: synchronize failed, status = %d\n", le32_to_cpu(synchronizereply->status)); - cmd->result = DID_OK << 16 | + cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; - set_sense((u8 *)&dev->fsa_dev[cid].sense_data, - HARDWARE_ERROR, - SENCODE_INTERNAL_TARGET_FAILURE, - ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0, - 0, 0); + set_sense(&dev->fsa_dev[cid].sense_data, + HARDWARE_ERROR, SENCODE_INTERNAL_TARGET_FAILURE, + ASENCODE_INTERNAL_TARGET_FAILURE, 0, 0); memcpy(cmd->sense_buffer, &dev->fsa_dev[cid].sense_data, - min(sizeof(dev->fsa_dev[cid].sense_data), - sizeof(cmd->sense_buffer))); + min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), + SCSI_SENSE_BUFFERSIZE)); } aac_fib_complete(fibptr); @@ -1386,7 +1780,7 @@ static void synchronize_callback(void *context, struct fib *fibptr) cmd->scsi_done(cmd); } -static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) +static int aac_synchronize(struct scsi_cmnd *scsicmd) { int status; struct fib *cmd_fibcontext; @@ -1395,6 +1789,9 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) struct scsi_device *sdev = scsicmd->device; int active = 0; struct aac_dev *aac; + u64 lba = ((u64)scsicmd->cmnd[2] << 24) | (scsicmd->cmnd[3] << 16) | + (scsicmd->cmnd[4] << 8) | scsicmd->cmnd[5]; + u32 count = (scsicmd->cmnd[7] << 8) | scsicmd->cmnd[8]; unsigned long flags; /* @@ -1403,7 +1800,51 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) */ spin_lock_irqsave(&sdev->list_lock, flags); list_for_each_entry(cmd, &sdev->cmd_list, list) - if (cmd != scsicmd && cmd->SCp.phase == AAC_OWNER_FIRMWARE) { + if (cmd->SCp.phase == AAC_OWNER_FIRMWARE) { + u64 cmnd_lba; + u32 cmnd_count; + + if (cmd->cmnd[0] == WRITE_6) { + cmnd_lba = ((cmd->cmnd[1] & 0x1F) << 16) | + (cmd->cmnd[2] << 8) | + cmd->cmnd[3]; + cmnd_count = cmd->cmnd[4]; + if (cmnd_count == 0) + cmnd_count = 256; + } else if (cmd->cmnd[0] == WRITE_16) { + cmnd_lba = ((u64)cmd->cmnd[2] << 56) | + ((u64)cmd->cmnd[3] << 48) | + ((u64)cmd->cmnd[4] << 40) | + ((u64)cmd->cmnd[5] << 32) | + ((u64)cmd->cmnd[6] << 24) | + (cmd->cmnd[7] << 16) | + (cmd->cmnd[8] << 8) | + cmd->cmnd[9]; + cmnd_count = (cmd->cmnd[10] << 24) | + (cmd->cmnd[11] << 16) | + (cmd->cmnd[12] << 8) | + cmd->cmnd[13]; + } else if (cmd->cmnd[0] == WRITE_12) { + cmnd_lba = ((u64)cmd->cmnd[2] << 24) | + (cmd->cmnd[3] << 16) | + (cmd->cmnd[4] << 8) | + cmd->cmnd[5]; + cmnd_count = (cmd->cmnd[6] << 24) | + (cmd->cmnd[7] << 16) | + (cmd->cmnd[8] << 8) | + cmd->cmnd[9]; + } else if (cmd->cmnd[0] == WRITE_10) { + cmnd_lba = ((u64)cmd->cmnd[2] << 24) | + (cmd->cmnd[3] << 16) | + (cmd->cmnd[4] << 8) | + cmd->cmnd[5]; + cmnd_count = (cmd->cmnd[7] << 8) | + cmd->cmnd[8]; + } else + continue; + if (((cmnd_lba + cmnd_count) < lba) || + (count && ((lba + count) < cmnd_lba))) + continue; ++active; break; } @@ -1416,7 +1857,10 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) if (active) return SCSI_MLQUEUE_DEVICE_BUSY; - aac = (struct aac_dev *)scsicmd->device->host->hostdata; + aac = (struct aac_dev *)sdev->host->hostdata; + if (aac->in_reset) + return SCSI_MLQUEUE_HOST_BUSY; + /* * Allocate and initialize a Fib */ @@ -1428,8 +1872,8 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) synchronizecmd = fib_data(cmd_fibcontext); synchronizecmd->command = cpu_to_le32(VM_ContainerConfig); synchronizecmd->type = cpu_to_le32(CT_FLUSH_CACHE); - synchronizecmd->cid = cpu_to_le32(cid); - synchronizecmd->count = + synchronizecmd->cid = cpu_to_le32(scmd_id(scsicmd)); + synchronizecmd->count = cpu_to_le32(sizeof(((struct aac_synchronize_reply *)NULL)->data)); /* @@ -1451,13 +1895,91 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) return 0; } - printk(KERN_WARNING + printk(KERN_WARNING "aac_synchronize: aac_fib_send failed with status: %d.\n", status); aac_fib_complete(cmd_fibcontext); aac_fib_free(cmd_fibcontext); return SCSI_MLQUEUE_HOST_BUSY; } +static void aac_start_stop_callback(void *context, struct fib *fibptr) +{ + struct scsi_cmnd *scsicmd = context; + + if (!aac_valid_context(scsicmd, fibptr)) + return; + + BUG_ON(fibptr == NULL); + + scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; + + aac_fib_complete(fibptr); + aac_fib_free(fibptr); + scsicmd->scsi_done(scsicmd); +} + +static int aac_start_stop(struct scsi_cmnd *scsicmd) +{ + int status; + struct fib *cmd_fibcontext; + struct aac_power_management *pmcmd; + struct scsi_device *sdev = scsicmd->device; + struct aac_dev *aac = (struct aac_dev *)sdev->host->hostdata; + + if (!(aac->supplement_adapter_info.SupportedOptions2 & + AAC_OPTION_POWER_MANAGEMENT)) { + scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | + SAM_STAT_GOOD; + scsicmd->scsi_done(scsicmd); + return 0; + } + + if (aac->in_reset) + return SCSI_MLQUEUE_HOST_BUSY; + + /* + * Allocate and initialize a Fib + */ + cmd_fibcontext = aac_fib_alloc(aac); + if (!cmd_fibcontext) + return SCSI_MLQUEUE_HOST_BUSY; + + aac_fib_init(cmd_fibcontext); + + pmcmd = fib_data(cmd_fibcontext); + pmcmd->command = cpu_to_le32(VM_ContainerConfig); + pmcmd->type = cpu_to_le32(CT_POWER_MANAGEMENT); + /* Eject bit ignored, not relevant */ + pmcmd->sub = (scsicmd->cmnd[4] & 1) ? + cpu_to_le32(CT_PM_START_UNIT) : cpu_to_le32(CT_PM_STOP_UNIT); + pmcmd->cid = cpu_to_le32(sdev_id(sdev)); + pmcmd->parm = (scsicmd->cmnd[1] & 1) ? + cpu_to_le32(CT_PM_UNIT_IMMEDIATE) : 0; + + /* + * Now send the Fib to the adapter + */ + status = aac_fib_send(ContainerCommand, + cmd_fibcontext, + sizeof(struct aac_power_management), + FsaNormal, + 0, 1, + (fib_callback)aac_start_stop_callback, + (void *)scsicmd); + + /* + * Check that the command queued to the controller + */ + if (status == -EINPROGRESS) { + scsicmd->SCp.phase = AAC_OWNER_FIRMWARE; + return 0; + } + + aac_fib_complete(cmd_fibcontext); + aac_fib_free(cmd_fibcontext); + return SCSI_MLQUEUE_HOST_BUSY; +} + /** * aac_scsi_cmd() - Process SCSI command * @scsicmd: SCSI command block @@ -1465,14 +1987,14 @@ static int aac_synchronize(struct scsi_cmnd *scsicmd, int cid) * Emulate a SCSI command and queue the required request for the * aacraid firmware. */ - + int aac_scsi_cmd(struct scsi_cmnd * scsicmd) { - u32 cid = 0; + u32 cid; struct Scsi_Host *host = scsicmd->device->host; struct aac_dev *dev = (struct aac_dev *)host->hostdata; struct fsa_dev_info *fsa_dev_ptr = dev->fsa_dev; - + if (fsa_dev_ptr == NULL) return -1; /* @@ -1480,21 +2002,23 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) * Test does not apply to ID 16, the pseudo id for the controller * itself. */ - if (scmd_id(scsicmd) != host->this_id) { - if ((scmd_channel(scsicmd) == CONTAINER_CHANNEL)) { - if((scmd_id(scsicmd) >= dev->maximum_num_containers) || + cid = scmd_id(scsicmd); + if (cid != host->this_id) { + if (scmd_channel(scsicmd) == CONTAINER_CHANNEL) { + if((cid >= dev->maximum_num_containers) || (scsicmd->device->lun != 0)) { scsicmd->result = DID_NO_CONNECT << 16; scsicmd->scsi_done(scsicmd); return 0; } - cid = scmd_id(scsicmd); /* * If the target container doesn't exist, it may have * been newly created */ - if ((fsa_dev_ptr[cid].valid & 1) == 0) { + if (((fsa_dev_ptr[cid].valid & 1) == 0) || + (fsa_dev_ptr[cid].sense_data.sense_key == + NOT_READY)) { switch (scsicmd->cmnd[0]) { case SERVICE_ACTION_IN: if (!(dev->raw_io_interface) || @@ -1504,31 +2028,19 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) case INQUIRY: case READ_CAPACITY: case TEST_UNIT_READY: - spin_unlock_irq(host->host_lock); - aac_probe_container(dev, cid); - if ((fsa_dev_ptr[cid].valid & 1) == 0) - fsa_dev_ptr[cid].valid = 0; - spin_lock_irq(host->host_lock); - if (fsa_dev_ptr[cid].valid == 0) { - scsicmd->result = DID_NO_CONNECT << 16; - scsicmd->scsi_done(scsicmd); - return 0; - } + if (dev->in_reset) + return -1; + return _aac_probe_container(scsicmd, + aac_probe_container_callback2); default: break; } } - /* - * If the target container still doesn't exist, - * return failure - */ - if (fsa_dev_ptr[cid].valid == 0) { - scsicmd->result = DID_BAD_TARGET << 16; - scsicmd->scsi_done(scsicmd); - return 0; - } } else { /* check for physical non-dasd devices */ - if(dev->nondasd_support == 1){ + if (dev->nondasd_support || expose_physicals || + dev->jbod) { + if (dev->in_reset) + return -1; return aac_send_srb_fib(scsicmd); } else { scsicmd->result = DID_NO_CONNECT << 16; @@ -1541,18 +2053,16 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) * else Command for the controller itself */ else if ((scsicmd->cmnd[0] != INQUIRY) && /* only INQUIRY & TUR cmnd supported for controller */ - (scsicmd->cmnd[0] != TEST_UNIT_READY)) + (scsicmd->cmnd[0] != TEST_UNIT_READY)) { dprintk((KERN_WARNING "Only INQUIRY & TUR command supported for controller, rcvd = 0x%x.\n", scsicmd->cmnd[0])); scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; - set_sense((u8 *) &dev->fsa_dev[cid].sense_data, - ILLEGAL_REQUEST, - SENCODE_INVALID_COMMAND, - ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); + set_sense(&dev->fsa_dev[cid].sense_data, + ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, + ASENCODE_INVALID_COMMAND, 0, 0); memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, - (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) - ? sizeof(scsicmd->sense_buffer) - : sizeof(dev->fsa_dev[cid].sense_data)); + min_t(size_t, sizeof(dev->fsa_dev[cid].sense_data), + SCSI_SENSE_BUFFERSIZE)); scsicmd->scsi_done(scsicmd); return 0; } @@ -1564,9 +2074,55 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) { struct inquiry_data inq_data; - dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", scmd_id(scsicmd))); + dprintk((KERN_DEBUG "INQUIRY command, ID: %d.\n", cid)); memset(&inq_data, 0, sizeof (struct inquiry_data)); + if ((scsicmd->cmnd[1] & 0x1) && aac_wwn) { + char *arr = (char *)&inq_data; + + /* EVPD bit set */ + arr[0] = (scmd_id(scsicmd) == host->this_id) ? + INQD_PDT_PROC : INQD_PDT_DA; + if (scsicmd->cmnd[2] == 0) { + /* supported vital product data pages */ + arr[3] = 2; + arr[4] = 0x0; + arr[5] = 0x80; + arr[1] = scsicmd->cmnd[2]; + scsi_sg_copy_from_buffer(scsicmd, &inq_data, + sizeof(inq_data)); + scsicmd->result = DID_OK << 16 | + COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; + } else if (scsicmd->cmnd[2] == 0x80) { + /* unit serial number page */ + arr[3] = setinqserial(dev, &arr[4], + scmd_id(scsicmd)); + arr[1] = scsicmd->cmnd[2]; + scsi_sg_copy_from_buffer(scsicmd, &inq_data, + sizeof(inq_data)); + if (aac_wwn != 2) + return aac_get_container_serial( + scsicmd); + /* SLES 10 SP1 special */ + scsicmd->result = DID_OK << 16 | + COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; + } else { + /* vpd page not implemented */ + scsicmd->result = DID_OK << 16 | + COMMAND_COMPLETE << 8 | + SAM_STAT_CHECK_CONDITION; + set_sense(&dev->fsa_dev[cid].sense_data, + ILLEGAL_REQUEST, SENCODE_INVALID_CDB_FIELD, + ASENCODE_NO_SENSE, 7, 2); + memcpy(scsicmd->sense_buffer, + &dev->fsa_dev[cid].sense_data, + min_t(size_t, + sizeof(dev->fsa_dev[cid].sense_data), + SCSI_SENSE_BUFFERSIZE)); + } + scsicmd->scsi_done(scsicmd); + return 0; + } inq_data.inqd_ver = 2; /* claim compliance to SCSI-2 */ 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 */ inq_data.inqd_len = 31; @@ -1576,18 +2132,21 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) * Set the Vendor, Product, and Revision Level * see: .c i.e. aac.c */ - if (scmd_id(scsicmd) == host->this_id) { + if (cid == host->this_id) { setinqstr(dev, (void *) (inq_data.inqd_vid), ARRAY_SIZE(container_types)); inq_data.inqd_pdt = INQD_PDT_PROC; /* Processor device */ - aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); + scsi_sg_copy_from_buffer(scsicmd, &inq_data, + sizeof(inq_data)); scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; scsicmd->scsi_done(scsicmd); return 0; } + if (dev->in_reset) + return -1; setinqstr(dev, (void *) (inq_data.inqd_vid), fsa_dev_ptr[cid].type); inq_data.inqd_pdt = INQD_PDT_DA; /* Direct/random access device */ - aac_internal_transfer(scsicmd, &inq_data, 0, sizeof(inq_data)); - return aac_get_container_name(scsicmd, cid); + scsi_sg_copy_from_buffer(scsicmd, &inq_data, sizeof(inq_data)); + return aac_get_container_name(scsicmd); } case SERVICE_ACTION_IN: if (!(dev->raw_io_interface) || @@ -1597,6 +2156,7 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) { u64 capacity; char cp[13]; + unsigned int alloc_len; dprintk((KERN_DEBUG "READ CAPACITY_16 command.\n")); capacity = fsa_dev_ptr[cid].size - 1; @@ -1613,18 +2173,16 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) cp[10] = 2; cp[11] = 0; cp[12] = 0; - aac_internal_transfer(scsicmd, cp, 0, - min_t(size_t, scsicmd->cmnd[13], sizeof(cp))); - if (sizeof(cp) < scsicmd->cmnd[13]) { - unsigned int len, offset = sizeof(cp); - memset(cp, 0, offset); - do { - len = min_t(size_t, scsicmd->cmnd[13] - offset, - sizeof(cp)); - aac_internal_transfer(scsicmd, cp, offset, len); - } while ((offset += len) < scsicmd->cmnd[13]); - } + alloc_len = ((scsicmd->cmnd[10] << 24) + + (scsicmd->cmnd[11] << 16) + + (scsicmd->cmnd[12] << 8) + scsicmd->cmnd[13]); + + alloc_len = min_t(size_t, alloc_len, sizeof(cp)); + scsi_sg_copy_from_buffer(scsicmd, cp, alloc_len); + if (alloc_len < scsi_bufflen(scsicmd)) + scsi_set_resid(scsicmd, + scsi_bufflen(scsicmd) - alloc_len); /* Do not cache partition table for arrays */ scsicmd->device->removable = 1; @@ -1654,11 +2212,11 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) cp[5] = 0; cp[6] = 2; cp[7] = 0; - aac_internal_transfer(scsicmd, cp, 0, sizeof(cp)); + scsi_sg_copy_from_buffer(scsicmd, cp, sizeof(cp)); /* Do not cache partition table for arrays */ scsicmd->device->removable = 1; - - scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; + scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | + SAM_STAT_GOOD; scsicmd->scsi_done(scsicmd); return 0; @@ -1666,15 +2224,30 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) case MODE_SENSE: { - char mode_buf[4]; + char mode_buf[7]; + int mode_buf_length = 4; dprintk((KERN_DEBUG "MODE SENSE command.\n")); mode_buf[0] = 3; /* Mode data length */ mode_buf[1] = 0; /* Medium type - default */ - mode_buf[2] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ + mode_buf[2] = 0; /* Device-specific param, + bit 8: 0/1 = write enabled/protected + bit 4: 0/1 = FUA enabled */ + if (dev->raw_io_interface && ((aac_cache & 5) != 1)) + mode_buf[2] = 0x10; mode_buf[3] = 0; /* Block descriptor length */ - - aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); + if (((scsicmd->cmnd[2] & 0x3f) == 8) || + ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { + mode_buf[0] = 6; + mode_buf[4] = 8; + mode_buf[5] = 1; + mode_buf[6] = ((aac_cache & 6) == 2) + ? 0 : 0x04; /* WCE */ + mode_buf_length = 7; + if (mode_buf_length > scsicmd->cmnd[4]) + mode_buf_length = scsicmd->cmnd[4]; + } + scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; scsicmd->scsi_done(scsicmd); @@ -1682,18 +2255,34 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) } case MODE_SENSE_10: { - char mode_buf[8]; + char mode_buf[11]; + int mode_buf_length = 8; dprintk((KERN_DEBUG "MODE SENSE 10 byte command.\n")); mode_buf[0] = 0; /* Mode data length (MSB) */ mode_buf[1] = 6; /* Mode data length (LSB) */ mode_buf[2] = 0; /* Medium type - default */ - mode_buf[3] = 0; /* Device-specific param, bit 8: 0/1 = write enabled/protected */ + mode_buf[3] = 0; /* Device-specific param, + bit 8: 0/1 = write enabled/protected + bit 4: 0/1 = FUA enabled */ + if (dev->raw_io_interface && ((aac_cache & 5) != 1)) + mode_buf[3] = 0x10; mode_buf[4] = 0; /* reserved */ mode_buf[5] = 0; /* reserved */ mode_buf[6] = 0; /* Block descriptor length (MSB) */ mode_buf[7] = 0; /* Block descriptor length (LSB) */ - aac_internal_transfer(scsicmd, mode_buf, 0, sizeof(mode_buf)); + if (((scsicmd->cmnd[2] & 0x3f) == 8) || + ((scsicmd->cmnd[2] & 0x3f) == 0x3f)) { + mode_buf[1] = 9; + mode_buf[8] = 8; + mode_buf[9] = 1; + mode_buf[10] = ((aac_cache & 6) == 2) + ? 0 : 0x04; /* WCE */ + mode_buf_length = 11; + if (mode_buf_length > scsicmd->cmnd[8]) + mode_buf_length = scsicmd->cmnd[8]; + } + scsi_sg_copy_from_buffer(scsicmd, mode_buf, mode_buf_length); scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; scsicmd->scsi_done(scsicmd); @@ -1722,60 +2311,88 @@ int aac_scsi_cmd(struct scsi_cmnd * scsicmd) * These commands are all No-Ops */ case TEST_UNIT_READY: + if (fsa_dev_ptr[cid].sense_data.sense_key == NOT_READY) { + scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | + SAM_STAT_CHECK_CONDITION; + set_sense(&dev->fsa_dev[cid].sense_data, + NOT_READY, SENCODE_BECOMING_READY, + ASENCODE_BECOMING_READY, 0, 0); + memcpy(scsicmd->sense_buffer, + &dev->fsa_dev[cid].sense_data, + min_t(size_t, + sizeof(dev->fsa_dev[cid].sense_data), + SCSI_SENSE_BUFFERSIZE)); + scsicmd->scsi_done(scsicmd); + return 0; + } + /* FALLTHRU */ case RESERVE: case RELEASE: case REZERO_UNIT: case REASSIGN_BLOCKS: case SEEK_10: - case START_STOP: scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; scsicmd->scsi_done(scsicmd); return 0; + + case START_STOP: + return aac_start_stop(scsicmd); } - switch (scsicmd->cmnd[0]) + switch (scsicmd->cmnd[0]) { case READ_6: case READ_10: case READ_12: case READ_16: + if (dev->in_reset) + return -1; /* * Hack to keep track of ordinal number of the device that * corresponds to a container. Needed to convert * containers to /dev/sd device names */ - + if (scsicmd->request->rq_disk) strlcpy(fsa_dev_ptr[cid].devname, scsicmd->request->rq_disk->disk_name, - min(sizeof(fsa_dev_ptr[cid].devname), + min(sizeof(fsa_dev_ptr[cid].devname), sizeof(scsicmd->request->rq_disk->disk_name) + 1)); - return aac_read(scsicmd, cid); + return aac_read(scsicmd); case WRITE_6: case WRITE_10: case WRITE_12: case WRITE_16: - return aac_write(scsicmd, cid); + if (dev->in_reset) + return -1; + return aac_write(scsicmd); case SYNCHRONIZE_CACHE: + if (((aac_cache & 6) == 6) && dev->cache_protected) { + scsicmd->result = DID_OK << 16 | + COMMAND_COMPLETE << 8 | SAM_STAT_GOOD; + scsicmd->scsi_done(scsicmd); + return 0; + } /* Issue FIB to tell Firmware to flush it's cache */ - return aac_synchronize(scsicmd, cid); - + if ((aac_cache & 6) != 2) + return aac_synchronize(scsicmd); + /* FALLTHRU */ default: /* * Unhandled commands */ dprintk((KERN_WARNING "Unhandled SCSI Command: 0x%x.\n", scsicmd->cmnd[0])); scsicmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; - set_sense((u8 *) &dev->fsa_dev[cid].sense_data, - ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, - ASENCODE_INVALID_COMMAND, 0, 0, 0, 0); + set_sense(&dev->fsa_dev[cid].sense_data, + ILLEGAL_REQUEST, SENCODE_INVALID_COMMAND, + ASENCODE_INVALID_COMMAND, 0, 0); memcpy(scsicmd->sense_buffer, &dev->fsa_dev[cid].sense_data, - (sizeof(dev->fsa_dev[cid].sense_data) > sizeof(scsicmd->sense_buffer)) - ? sizeof(scsicmd->sense_buffer) - : sizeof(dev->fsa_dev[cid].sense_data)); + min_t(size_t, + sizeof(dev->fsa_dev[cid].sense_data), + SCSI_SENSE_BUFFERSIZE)); scsicmd->scsi_done(scsicmd); return 0; } @@ -1788,12 +2405,12 @@ static int query_disk(struct aac_dev *dev, void __user *arg) fsa_dev_ptr = dev->fsa_dev; if (!fsa_dev_ptr) - return -ENODEV; + return -EBUSY; if (copy_from_user(&qd, arg, sizeof (struct aac_query_disk))) return -EFAULT; if (qd.cnum == -1) qd.cnum = qd.id; - else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) + else if ((qd.bus == -1) && (qd.id == -1) && (qd.lun == -1)) { if (qd.cnum < 0 || qd.cnum >= dev->maximum_num_containers) return -EINVAL; @@ -1804,7 +2421,7 @@ static int query_disk(struct aac_dev *dev, void __user *arg) } else return -EINVAL; - qd.valid = fsa_dev_ptr[qd.cnum].valid; + qd.valid = fsa_dev_ptr[qd.cnum].valid != 0; qd.locked = fsa_dev_ptr[qd.cnum].locked; qd.deleted = fsa_dev_ptr[qd.cnum].deleted; @@ -1827,6 +2444,8 @@ static int force_delete_disk(struct aac_dev *dev, void __user *arg) struct fsa_dev_info *fsa_dev_ptr; fsa_dev_ptr = dev->fsa_dev; + if (!fsa_dev_ptr) + return -EBUSY; if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) return -EFAULT; @@ -1851,9 +2470,7 @@ static int delete_disk(struct aac_dev *dev, void __user *arg) fsa_dev_ptr = dev->fsa_dev; if (!fsa_dev_ptr) - return -ENODEV; - if (!fsa_dev_ptr) - return -ENODEV; + return -EBUSY; if (copy_from_user(&dd, arg, sizeof (struct aac_delete_disk))) return -EFAULT; @@ -1908,29 +2525,25 @@ static void aac_srb_callback(void *context, struct fib * fibptr) struct scsi_cmnd *scsicmd; scsicmd = (struct scsi_cmnd *) context; - scsicmd->SCp.phase = AAC_OWNER_MIDLEVEL; - dev = (struct aac_dev *)scsicmd->device->host->hostdata; + + if (!aac_valid_context(scsicmd, fibptr)) + return; BUG_ON(fibptr == NULL); + dev = fibptr->dev; + srbreply = (struct aac_srb_reply *) fib_data(fibptr); scsicmd->sense_buffer[0] = '\0'; /* Initialize sense valid flag to false */ /* - * Calculate resid for sg + * Calculate resid for sg */ - - scsicmd->resid = scsicmd->request_bufflen - - le32_to_cpu(srbreply->data_xfer_length); - - if(scsicmd->use_sg) - pci_unmap_sg(dev->pdev, - (struct scatterlist *)scsicmd->request_buffer, - scsicmd->use_sg, - scsicmd->sc_data_direction); - else if(scsicmd->request_bufflen) - pci_unmap_single(dev->pdev, scsicmd->SCp.dma_handle, scsicmd->request_bufflen, - scsicmd->sc_data_direction); + + scsi_set_resid(scsicmd, scsi_bufflen(scsicmd) + - le32_to_cpu(srbreply->data_xfer_length)); + + scsi_dma_unmap(scsicmd); /* * First check the fib status @@ -1939,10 +2552,8 @@ static void aac_srb_callback(void *context, struct fib * fibptr) if (le32_to_cpu(srbreply->status) != ST_OK){ int len; printk(KERN_WARNING "aac_srb_callback: srb failed, status = %d\n", le32_to_cpu(srbreply->status)); - len = (le32_to_cpu(srbreply->sense_data_size) > - sizeof(scsicmd->sense_buffer)) ? - sizeof(scsicmd->sense_buffer) : - le32_to_cpu(srbreply->sense_data_size); + len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), + SCSI_SENSE_BUFFERSIZE); scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8 | SAM_STAT_CHECK_CONDITION; memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); } @@ -1966,7 +2577,7 @@ static void aac_srb_callback(void *context, struct fib * fibptr) case WRITE_12: case READ_16: case WRITE_16: - if(le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow ) { + if (le32_to_cpu(srbreply->data_xfer_length) < scsicmd->underflow) { printk(KERN_WARNING"aacraid: SCSI CMD underflow\n"); } else { printk(KERN_WARNING"aacraid: SCSI CMD Data Overrun\n"); @@ -2006,7 +2617,7 @@ static void aac_srb_callback(void *context, struct fib * fibptr) break; case SRB_STATUS_BUSY: - scsicmd->result = DID_NO_CONNECT << 16 | COMMAND_COMPLETE << 8; + scsicmd->result = DID_BUS_BUSY << 16 | COMMAND_COMPLETE << 8; break; case SRB_STATUS_BUS_RESET: @@ -2035,26 +2646,23 @@ static void aac_srb_callback(void *context, struct fib * fibptr) printk("aacraid: SRB ERROR(%u) %s scsi cmd 0x%x - scsi status 0x%x\n", le32_to_cpu(srbreply->srb_status) & 0x3F, aac_get_status_string( - le32_to_cpu(srbreply->srb_status) & 0x3F), - scsicmd->cmnd[0], + le32_to_cpu(srbreply->srb_status) & 0x3F), + scsicmd->cmnd[0], le32_to_cpu(srbreply->scsi_status)); #endif scsicmd->result = DID_ERROR << 16 | COMMAND_COMPLETE << 8; break; } - if (le32_to_cpu(srbreply->scsi_status) == 0x02 ){ // Check Condition + if (le32_to_cpu(srbreply->scsi_status) == SAM_STAT_CHECK_CONDITION) { int len; scsicmd->result |= SAM_STAT_CHECK_CONDITION; - len = (le32_to_cpu(srbreply->sense_data_size) > - sizeof(scsicmd->sense_buffer)) ? - sizeof(scsicmd->sense_buffer) : - le32_to_cpu(srbreply->sense_data_size); + len = min_t(u32, le32_to_cpu(srbreply->sense_data_size), + SCSI_SENSE_BUFFERSIZE); #ifdef AAC_DETAILED_STATUS_INFO printk(KERN_WARNING "aac_srb_callback: check condition, status = %d len=%d\n", le32_to_cpu(srbreply->status), len); #endif memcpy(scsicmd->sense_buffer, srbreply->sense_data, len); - } /* * OR in the scsi status (already shifted up a bit) @@ -2071,7 +2679,7 @@ static void aac_srb_callback(void *context, struct fib * fibptr) * aac_send_scb_fib * @scsicmd: the scsi command block * - * This routine will form a FIB and fill in the aac_srb from the + * This routine will form a FIB and fill in the aac_srb from the * scsicmd passed in. */ @@ -2080,10 +2688,6 @@ static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) struct fib* cmd_fibcontext; struct aac_dev* dev; int status; - struct aac_srb *srbcmd; - u16 fibsize; - u32 flag; - u32 timeout; dev = (struct aac_dev *)scsicmd->device->host->hostdata; if (scmd_id(scsicmd) >= dev->maximum_num_physicals || @@ -2093,88 +2697,14 @@ static int aac_send_srb_fib(struct scsi_cmnd* scsicmd) return 0; } - switch(scsicmd->sc_data_direction){ - case DMA_TO_DEVICE: - flag = SRB_DataOut; - break; - case DMA_BIDIRECTIONAL: - flag = SRB_DataIn | SRB_DataOut; - break; - case DMA_FROM_DEVICE: - flag = SRB_DataIn; - break; - case DMA_NONE: - default: /* shuts up some versions of gcc */ - flag = SRB_NoDataXfer; - break; - } - - /* * Allocate and initialize a Fib then setup a BlockWrite command */ if (!(cmd_fibcontext = aac_fib_alloc(dev))) { return -1; } - aac_fib_init(cmd_fibcontext); - - srbcmd = (struct aac_srb*) fib_data(cmd_fibcontext); - srbcmd->function = cpu_to_le32(SRBF_ExecuteScsi); - srbcmd->channel = cpu_to_le32(aac_logical_to_phys(scmd_channel(scsicmd))); - srbcmd->id = cpu_to_le32(scmd_id(scsicmd)); - srbcmd->lun = cpu_to_le32(scsicmd->device->lun); - srbcmd->flags = cpu_to_le32(flag); - timeout = scsicmd->timeout_per_command/HZ; - if(timeout == 0){ - timeout = 1; - } - srbcmd->timeout = cpu_to_le32(timeout); // timeout in seconds - srbcmd->retry_limit = 0; /* Obsolete parameter */ - srbcmd->cdb_size = cpu_to_le32(scsicmd->cmd_len); - - if( dev->dac_support == 1 ) { - aac_build_sg64(scsicmd, (struct sgmap64*) &srbcmd->sg); - srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); - - memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); - memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); - /* - * Build Scatter/Gather list - */ - fibsize = sizeof (struct aac_srb) - sizeof (struct sgentry) + - ((le32_to_cpu(srbcmd->sg.count) & 0xff) * - sizeof (struct sgentry64)); - BUG_ON (fibsize > (dev->max_fib_size - - sizeof(struct aac_fibhdr))); - - /* - * Now send the Fib to the adapter - */ - status = aac_fib_send(ScsiPortCommand64, cmd_fibcontext, - fibsize, FsaNormal, 0, 1, - (fib_callback) aac_srb_callback, - (void *) scsicmd); - } else { - aac_build_sg(scsicmd, (struct sgmap*)&srbcmd->sg); - srbcmd->count = cpu_to_le32(scsicmd->request_bufflen); - - memset(srbcmd->cdb, 0, sizeof(srbcmd->cdb)); - memcpy(srbcmd->cdb, scsicmd->cmnd, scsicmd->cmd_len); - /* - * Build Scatter/Gather list - */ - fibsize = sizeof (struct aac_srb) + - (((le32_to_cpu(srbcmd->sg.count) & 0xff) - 1) * - sizeof (struct sgentry)); - BUG_ON (fibsize > (dev->max_fib_size - - sizeof(struct aac_fibhdr))); + status = aac_adapter_scsi(cmd_fibcontext, scsicmd); - /* - * Now send the Fib to the adapter - */ - status = aac_fib_send(ScsiPortCommand, cmd_fibcontext, fibsize, FsaNormal, 0, 1, - (fib_callback) aac_srb_callback, (void *) scsicmd); - } /* * Check that the command queued to the controller */ @@ -2194,34 +2724,33 @@ static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) { struct aac_dev *dev; unsigned long byte_count = 0; + int nseg; dev = (struct aac_dev *)scsicmd->device->host->hostdata; // Get rid of old data psg->count = 0; psg->sg[0].addr = 0; - psg->sg[0].count = 0; - if (scsicmd->use_sg) { + psg->sg[0].count = 0; + + nseg = scsi_dma_map(scsicmd); + BUG_ON(nseg < 0); + if (nseg) { struct scatterlist *sg; int i; - int sg_count; - sg = (struct scatterlist *) scsicmd->request_buffer; - sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, - scsicmd->sc_data_direction); - psg->count = cpu_to_le32(sg_count); + psg->count = cpu_to_le32(nseg); - for (i = 0; i < sg_count; i++) { + scsi_for_each_sg(scsicmd, sg, nseg, i) { psg->sg[i].addr = cpu_to_le32(sg_dma_address(sg)); psg->sg[i].count = cpu_to_le32(sg_dma_len(sg)); byte_count += sg_dma_len(sg); - sg++; } /* hba wants the size to be exact */ - if(byte_count > scsicmd->request_bufflen){ - u32 temp = le32_to_cpu(psg->sg[i-1].count) - - (byte_count - scsicmd->request_bufflen); + if (byte_count > scsi_bufflen(scsicmd)) { + u32 temp = le32_to_cpu(psg->sg[i-1].count) - + (byte_count - scsi_bufflen(scsicmd)); psg->sg[i-1].count = cpu_to_le32(temp); - byte_count = scsicmd->request_bufflen; + byte_count = scsi_bufflen(scsicmd); } /* Check for command underflow */ if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ @@ -2229,18 +2758,6 @@ static unsigned long aac_build_sg(struct scsi_cmnd* scsicmd, struct sgmap* psg) byte_count, scsicmd->underflow); } } - else if(scsicmd->request_bufflen) { - u32 addr; - scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, - scsicmd->request_buffer, - scsicmd->request_bufflen, - scsicmd->sc_data_direction); - addr = scsicmd->SCp.dma_handle; - psg->count = cpu_to_le32(1); - psg->sg[0].addr = cpu_to_le32(addr); - psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); - byte_count = scsicmd->request_bufflen; - } return byte_count; } @@ -2250,6 +2767,7 @@ static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* p struct aac_dev *dev; unsigned long byte_count = 0; u64 addr; + int nseg; dev = (struct aac_dev *)scsicmd->device->host->hostdata; // Get rid of old data @@ -2257,31 +2775,28 @@ static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* p psg->sg[0].addr[0] = 0; psg->sg[0].addr[1] = 0; psg->sg[0].count = 0; - if (scsicmd->use_sg) { + + nseg = scsi_dma_map(scsicmd); + BUG_ON(nseg < 0); + if (nseg) { struct scatterlist *sg; int i; - int sg_count; - sg = (struct scatterlist *) scsicmd->request_buffer; - - sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, - scsicmd->sc_data_direction); - for (i = 0; i < sg_count; i++) { + scsi_for_each_sg(scsicmd, sg, nseg, i) { int count = sg_dma_len(sg); addr = sg_dma_address(sg); psg->sg[i].addr[0] = cpu_to_le32(addr & 0xffffffff); psg->sg[i].addr[1] = cpu_to_le32(addr>>32); psg->sg[i].count = cpu_to_le32(count); byte_count += count; - sg++; } - psg->count = cpu_to_le32(sg_count); + psg->count = cpu_to_le32(nseg); /* hba wants the size to be exact */ - if(byte_count > scsicmd->request_bufflen){ - u32 temp = le32_to_cpu(psg->sg[i-1].count) - - (byte_count - scsicmd->request_bufflen); + if (byte_count > scsi_bufflen(scsicmd)) { + u32 temp = le32_to_cpu(psg->sg[i-1].count) - + (byte_count - scsi_bufflen(scsicmd)); psg->sg[i-1].count = cpu_to_le32(temp); - byte_count = scsicmd->request_bufflen; + byte_count = scsi_bufflen(scsicmd); } /* Check for command underflow */ if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ @@ -2289,26 +2804,13 @@ static unsigned long aac_build_sg64(struct scsi_cmnd* scsicmd, struct sgmap64* p byte_count, scsicmd->underflow); } } - else if(scsicmd->request_bufflen) { - scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, - scsicmd->request_buffer, - scsicmd->request_bufflen, - scsicmd->sc_data_direction); - addr = scsicmd->SCp.dma_handle; - psg->count = cpu_to_le32(1); - psg->sg[0].addr[0] = cpu_to_le32(addr & 0xffffffff); - psg->sg[0].addr[1] = cpu_to_le32(addr >> 32); - psg->sg[0].count = cpu_to_le32(scsicmd->request_bufflen); - byte_count = scsicmd->request_bufflen; - } return byte_count; } static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg) { - struct Scsi_Host *host = scsicmd->device->host; - struct aac_dev *dev = (struct aac_dev *)host->hostdata; unsigned long byte_count = 0; + int nseg; // Get rid of old data psg->count = 0; @@ -2318,16 +2820,14 @@ static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg->sg[0].addr[1] = 0; psg->sg[0].count = 0; psg->sg[0].flags = 0; - if (scsicmd->use_sg) { + + nseg = scsi_dma_map(scsicmd); + BUG_ON(nseg < 0); + if (nseg) { struct scatterlist *sg; int i; - int sg_count; - sg = (struct scatterlist *) scsicmd->request_buffer; - sg_count = pci_map_sg(dev->pdev, sg, scsicmd->use_sg, - scsicmd->sc_data_direction); - - for (i = 0; i < sg_count; i++) { + scsi_for_each_sg(scsicmd, sg, nseg, i) { int count = sg_dma_len(sg); u64 addr = sg_dma_address(sg); psg->sg[i].next = 0; @@ -2337,15 +2837,14 @@ static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* psg->sg[i].count = cpu_to_le32(count); psg->sg[i].flags = 0; byte_count += count; - sg++; } - psg->count = cpu_to_le32(sg_count); + psg->count = cpu_to_le32(nseg); /* hba wants the size to be exact */ - if(byte_count > scsicmd->request_bufflen){ - u32 temp = le32_to_cpu(psg->sg[i-1].count) - - (byte_count - scsicmd->request_bufflen); + if (byte_count > scsi_bufflen(scsicmd)) { + u32 temp = le32_to_cpu(psg->sg[i-1].count) - + (byte_count - scsi_bufflen(scsicmd)); psg->sg[i-1].count = cpu_to_le32(temp); - byte_count = scsicmd->request_bufflen; + byte_count = scsi_bufflen(scsicmd); } /* Check for command underflow */ if(scsicmd->underflow && (byte_count < scsicmd->underflow)){ @@ -2353,24 +2852,6 @@ static unsigned long aac_build_sgraw(struct scsi_cmnd* scsicmd, struct sgmapraw* byte_count, scsicmd->underflow); } } - else if(scsicmd->request_bufflen) { - int count; - u64 addr; - scsicmd->SCp.dma_handle = pci_map_single(dev->pdev, - scsicmd->request_buffer, - scsicmd->request_bufflen, - scsicmd->sc_data_direction); - addr = scsicmd->SCp.dma_handle; - count = scsicmd->request_bufflen; - psg->count = cpu_to_le32(1); - psg->sg[0].next = 0; - psg->sg[0].prev = 0; - psg->sg[0].addr[1] = cpu_to_le32((u32)(addr>>32)); - psg->sg[0].addr[0] = cpu_to_le32((u32)(addr & 0xffffffff)); - psg->sg[0].count = cpu_to_le32(count); - psg->sg[0].flags = 0; - byte_count = scsicmd->request_bufflen; - } return byte_count; } @@ -2412,7 +2893,7 @@ static struct aac_srb_status_info srb_status_info[] = { { SRB_STATUS_ERROR_RECOVERY, "Error Recovery"}, { SRB_STATUS_NOT_STARTED, "Not Started"}, { SRB_STATUS_NOT_IN_USE, "Not In Use"}, - { SRB_STATUS_FORCE_ABORT, "Force Abort"}, + { SRB_STATUS_FORCE_ABORT, "Force Abort"}, { SRB_STATUS_DOMAIN_VALIDATION_FAIL,"Domain Validation Failure"}, { 0xff, "Unknown Error"} };