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sys/dev/smartpqi/smartpqi_discovery.c

/*- /*-
* Copyright (c) 2018 Microsemi Corporation. * Copyright (c) 2016-2019 Microsemi Corporation.
* Copyright (c) 2020 Microchip Technology Inc. and it's subsidiaries.
*
* All rights reserved. * All rights reserved.
* *
* Redistribution and use in source and binary forms, with or without * Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions * modification, are permitted provided that the following conditions
* are met: * are met:
* 1. Redistributions of source code must retain the above copyright * 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer. * notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright * 2. Redistributions in binary form must reproduce the above copyright
Show All 13 Lines
* SUCH DAMAGE. * SUCH DAMAGE.
*/ */
/* $FreeBSD$ */ /* $FreeBSD$ */
#include "smartpqi_includes.h" #include "smartpqi_includes.h"
/* Validate the scsi sense response code */ /* Validate the scsi sense response code */
static inline boolean_t pqisrc_scsi_sense_valid(const struct sense_header_scsi *sshdr) static inline
boolean_t pqisrc_scsi_sense_valid(const struct sense_header_scsi *sshdr)
{ {
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
if (!sshdr) if (!sshdr)
return false; return false;
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return (sshdr->response_code & 0x70) == 0x70; return (sshdr->response_code & 0x70) == 0x70;
} }
/* Initialize target ID pool for HBA/PDs */ /*
void pqisrc_init_targetid_pool(pqisrc_softstate_t *softs) * Initialize target ID pool for HBA/PDs .
*/
void
pqisrc_init_targetid_pool(pqisrc_softstate_t *softs)
{ {
int i, tid = PQI_MAX_PHYSICALS + PQI_MAX_LOGICALS - 1; int i, tid = PQI_MAX_PHYSICALS + PQI_MAX_LOGICALS - 1;
for(i = 0; i < PQI_MAX_PHYSICALS; i++) { for(i = 0; i < PQI_MAX_PHYSICALS; i++) {
softs->tid_pool.tid[i] = tid--; softs->tid_pool.tid[i] = tid--;
} }
softs->tid_pool.index = i - 1; softs->tid_pool.index = i - 1;
} }
int pqisrc_alloc_tid(pqisrc_softstate_t *softs) int
pqisrc_alloc_tid(pqisrc_softstate_t *softs)
{ {
if(softs->tid_pool.index <= -1) { if(softs->tid_pool.index <= -1) {
DBG_ERR("Target ID exhausted\n"); DBG_ERR("Target ID exhausted\n");
return INVALID_ELEM; return INVALID_ELEM;
} }
return softs->tid_pool.tid[softs->tid_pool.index--]; return softs->tid_pool.tid[softs->tid_pool.index--];
} }
void pqisrc_free_tid(pqisrc_softstate_t *softs, int tid) void
pqisrc_free_tid(pqisrc_softstate_t *softs, int tid)
{ {
if(softs->tid_pool.index >= PQI_MAX_PHYSICALS) { if(softs->tid_pool.index >= (PQI_MAX_PHYSICALS - 1)) {
DBG_ERR("Target ID queue is full\n"); DBG_ERR("Target ID queue is full\n");
return; return;
} }
softs->tid_pool.index++; softs->tid_pool.index++;
softs->tid_pool.tid[softs->tid_pool.index] = tid; softs->tid_pool.tid[softs->tid_pool.index] = tid;
} }
/* Update scsi sense info to a local buffer*/ /* Update scsi sense info to a local buffer*/
boolean_t pqisrc_update_scsi_sense(const uint8_t *buff, int len, boolean_t
pqisrc_update_scsi_sense(const uint8_t *buff, int len,
struct sense_header_scsi *header) struct sense_header_scsi *header)
{ {
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
if (!buff || !len) if (!buff || !len)
return false; return false;
Show All 28 Lines if (header->response_code >= 0x72) {
} }
} }
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return true; return true;
} }
#define PQISRC_INQUIRY_TIMEOUT 30
/* /*
* Function used to build the internal raid request and analyze the response * Function used to build the internal raid request and analyze the response
*/ */
int pqisrc_build_send_raid_request(pqisrc_softstate_t *softs, pqisrc_raid_req_t *request, int
pqisrc_build_send_raid_request(pqisrc_softstate_t *softs, pqisrc_raid_req_t *request,
void *buff, size_t datasize, uint8_t cmd, uint16_t vpd_page, uint8_t *scsi3addr, void *buff, size_t datasize, uint8_t cmd, uint16_t vpd_page, uint8_t *scsi3addr,
raid_path_error_info_elem_t *error_info) raid_path_error_info_elem_t *error_info)
{ {
uint8_t *cdb; uint8_t *cdb;
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
uint32_t tag = 0; uint32_t tag = 0;
struct dma_mem device_mem; struct dma_mem device_mem;
sgt_t *sgd; sgt_t *sgd;
ib_queue_t *ib_q = &softs->op_raid_ib_q[PQI_DEFAULT_IB_QUEUE]; ib_queue_t *ib_q = &softs->op_raid_ib_q[PQI_DEFAULT_IB_QUEUE];
ob_queue_t *ob_q = &softs->op_ob_q[PQI_DEFAULT_IB_QUEUE]; ob_queue_t *ob_q = &softs->op_ob_q[PQI_DEFAULT_IB_QUEUE];
rcb_t *rcb = NULL; rcb_t *rcb = NULL;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
memset(&device_mem, 0, sizeof(struct dma_mem)); memset(&device_mem, 0, sizeof(struct dma_mem));
/* for TUR datasize: 0 buff: NULL */ /* for TUR datasize: 0 buff: NULL */
if (datasize) { if (datasize) {
device_mem.tag = "device_mem"; device_mem.tag = "device_mem";
device_mem.size = datasize; device_mem.size = datasize;
device_mem.align = PQISRC_DEFAULT_DMA_ALIGN; device_mem.align = PQISRC_DEFAULT_DMA_ALIGN;
ret = os_dma_mem_alloc(softs, &device_mem); ret = os_dma_mem_alloc(softs, &device_mem);
if (ret) { if (ret) {
DBG_ERR("failed to allocate dma memory for device_mem return code %d\n", ret); DBG_ERR("failed to allocate dma memory for device_mem return code %d\n", ret);
return ret; return ret;
} }
sgd = (sgt_t *)&request->sg_descriptors[0]; sgd = (sgt_t *)&request->sg_descriptors[0];
sgd->addr = device_mem.dma_addr; sgd->addr = device_mem.dma_addr;
Show All 18 Linespqisrc_build_send_raid_request(pqisrc_softstate_t *softs, pqisrc_raid_req_t *request,
case SA_INQUIRY: case SA_INQUIRY:
request->data_direction = SOP_DATA_DIR_TO_DEVICE; request->data_direction = SOP_DATA_DIR_TO_DEVICE;
cdb[0] = SA_INQUIRY; cdb[0] = SA_INQUIRY;
if (vpd_page & VPD_PAGE) { if (vpd_page & VPD_PAGE) {
cdb[1] = 0x1; cdb[1] = 0x1;
cdb[2] = (uint8_t)vpd_page; cdb[2] = (uint8_t)vpd_page;
} }
cdb[4] = (uint8_t)datasize; cdb[4] = (uint8_t)datasize;
if (softs->timeout_in_passthrough) {
request->timeout_in_sec = PQISRC_INQUIRY_TIMEOUT;
}
break; break;
case SA_REPORT_LOG: case SA_REPORT_LOG:
case SA_REPORT_PHYS: case SA_REPORT_PHYS:
request->data_direction = SOP_DATA_DIR_TO_DEVICE; request->data_direction = SOP_DATA_DIR_TO_DEVICE;
cdb[0] = cmd; cdb[0] = cmd;
if (cmd == SA_REPORT_PHYS) if (cmd == SA_REPORT_PHYS)
cdb[1] = SA_REPORT_PHYS_EXTENDED; cdb[1] = SA_REPORT_PHYS_EXTENDED;
else else
cdb[1] = SA_REPORT_LOG_EXTENDED; cdb[1] = SA_REPORT_LOG_EXTENDED;
cdb[8] = (uint8_t)((datasize) >> 8); cdb[8] = (uint8_t)((datasize) >> 8);
cdb[9] = (uint8_t)datasize; cdb[9] = (uint8_t)datasize;
break; break;
case PQI_LOG_EXT_QUEUE_ENABLE:
request->data_direction = SOP_DATA_DIR_TO_DEVICE;
cdb[0] = SA_REPORT_LOG;
cdb[1] = (PQI_LOG_EXT_QUEUE_DEPTH_ENABLED | SA_REPORT_LOG_EXTENDED);
cdb[8] = (uint8_t)((datasize) >> 8);
cdb[9] = (uint8_t)datasize;
break;
case TEST_UNIT_READY: case TEST_UNIT_READY:
request->data_direction = SOP_DATA_DIR_NONE; request->data_direction = SOP_DATA_DIR_NONE;
break; break;
case SA_GET_RAID_MAP: case SA_GET_RAID_MAP:
request->data_direction = SOP_DATA_DIR_TO_DEVICE; request->data_direction = SOP_DATA_DIR_TO_DEVICE;
cdb[0] = SA_CISS_READ; cdb[0] = SA_CISS_READ;
cdb[1] = cmd; cdb[1] = cmd;
cdb[8] = (uint8_t)((datasize) >> 8); cdb[8] = (uint8_t)((datasize) >> 8);
Show All 24 Lines case BMIC_WRITE_HOST_WELLNESS:
cdb[8] = (uint8_t)((datasize) >> 8); cdb[8] = (uint8_t)((datasize) >> 8);
break; break;
case BMIC_SENSE_SUBSYSTEM_INFORMATION: case BMIC_SENSE_SUBSYSTEM_INFORMATION:
request->data_direction = SOP_DATA_DIR_TO_DEVICE; request->data_direction = SOP_DATA_DIR_TO_DEVICE;
cdb[0] = BMIC_READ; cdb[0] = BMIC_READ;
cdb[6] = cmd; cdb[6] = cmd;
cdb[7] = (uint8_t)((datasize) << 8); cdb[7] = (uint8_t)((datasize) << 8);
cdb[8] = (uint8_t)((datasize) >> 8); cdb[8] = (uint8_t)((datasize) >> 8);
break; break;
default: default:
DBG_ERR("unknown command 0x%x", cmd); DBG_ERR("unknown command 0x%x", cmd);
break; ret = PQI_STATUS_FAILURE;
return ret;
} }
tag = pqisrc_get_tag(&softs->taglist); tag = pqisrc_get_tag(&softs->taglist);
if (INVALID_ELEM == tag) { if (INVALID_ELEM == tag) {
DBG_ERR("Tag not available\n"); DBG_ERR("Tag not available\n");
ret = PQI_STATUS_FAILURE; ret = PQI_STATUS_FAILURE;
goto err_notag; goto err_notag;
} }
Show All 10 Linespqisrc_build_send_raid_request(pqisrc_softstate_t *softs, pqisrc_raid_req_t *request,
/* Submit Command */ /* Submit Command */
ret = pqisrc_submit_cmnd(softs, ib_q, request); ret = pqisrc_submit_cmnd(softs, ib_q, request);
if (ret != PQI_STATUS_SUCCESS) { if (ret != PQI_STATUS_SUCCESS) {
DBG_ERR("Unable to submit command\n"); DBG_ERR("Unable to submit command\n");
goto err_out; goto err_out;
} }
ret = pqisrc_wait_on_condition(softs, rcb); ret = pqisrc_wait_on_condition(softs, rcb, PQISRC_CMD_TIMEOUT);
if (ret != PQI_STATUS_SUCCESS) { if (ret != PQI_STATUS_SUCCESS) {
DBG_ERR("Internal RAID request timed out: cmd : 0x%c\n", cmd); DBG_ERR("Internal RAID request timed out: cmd : 0x%c\n", cmd);
goto err_out; goto err_out;
} }
if (datasize) { if (datasize) {
if (buff) { if (buff) {
memcpy(buff, device_mem.virt_addr, datasize); memcpy(buff, device_mem.virt_addr, datasize);
} }
os_dma_mem_free(softs, &device_mem); os_dma_mem_free(softs, &device_mem);
} }
ret = rcb->status; ret = rcb->status;
if (ret) { if (ret) {
if(error_info) { if(error_info) {
memcpy(error_info, memcpy(error_info,
rcb->error_info, rcb->error_info,
sizeof(*error_info)); sizeof(*error_info));
if (error_info->data_out_result == if (error_info->data_out_result ==
PQI_RAID_DATA_IN_OUT_UNDERFLOW) { PQI_RAID_DATA_IN_OUT_UNDERFLOW) {
ret = PQI_STATUS_SUCCESS; ret = PQI_STATUS_SUCCESS;
} }
else{ else{
DBG_DISC("Error!! Bus=%u Target=%u, Cmd=0x%x," DBG_DISC("Error!! Bus=%u Target=%u, Cmd=0x%x,"
"Ret=%d\n", BMIC_GET_LEVEL_2_BUS(scsi3addr), "Ret=%d\n", BMIC_GET_LEVEL_2_BUS(scsi3addr),
BMIC_GET_LEVEL_TWO_TARGET(scsi3addr), BMIC_GET_LEVEL_TWO_TARGET(scsi3addr),
cmd, ret); cmd, ret);
ret = PQI_STATUS_FAILURE; ret = PQI_STATUS_FAILURE;
} }
} }
} else { } else {
if(error_info) { if(error_info) {
ret = PQI_STATUS_SUCCESS; ret = PQI_STATUS_SUCCESS;
memset(error_info, 0, sizeof(*error_info)); memset(error_info, 0, sizeof(*error_info));
} }
} }
os_reset_rcb(rcb); os_reset_rcb(rcb);
pqisrc_put_tag(&softs->taglist, ((pqisrc_raid_req_t *)request)->request_id); pqisrc_put_tag(&softs->taglist, ((pqisrc_raid_req_t *)request)->request_id);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return ret; return ret;
err_out: err_out:
DBG_ERR("Error!! Bus=%u Target=%u, Cmd=0x%x, Ret=%d\n", DBG_ERR("Error!! Bus=%u Target=%u, Cmd=0x%x, Ret=%d\n",
BMIC_GET_LEVEL_2_BUS(scsi3addr), BMIC_GET_LEVEL_TWO_TARGET(scsi3addr), BMIC_GET_LEVEL_2_BUS(scsi3addr), BMIC_GET_LEVEL_TWO_TARGET(scsi3addr),
cmd, ret); cmd, ret);
os_reset_rcb(rcb); os_reset_rcb(rcb);
pqisrc_put_tag(&softs->taglist, ((pqisrc_raid_req_t *)request)->request_id); pqisrc_put_tag(&softs->taglist, ((pqisrc_raid_req_t *)request)->request_id);
err_notag: err_notag:
if (datasize) if (datasize)
os_dma_mem_free(softs, &device_mem); os_dma_mem_free(softs, &device_mem);
DBG_FUNC("FAILED \n"); DBG_FUNC("FAILED \n");
return ret; return ret;
} }
/* common function used to send report physical and logical luns cmnds*/ /* common function used to send report physical and logical luns cmnds*/
static int pqisrc_report_luns(pqisrc_softstate_t *softs, uint8_t cmd, static int
pqisrc_report_luns(pqisrc_softstate_t *softs, uint8_t cmd,
void *buff, size_t buf_len) void *buff, size_t buf_len)
{ {
int ret; int ret;
pqisrc_raid_req_t request; pqisrc_raid_req_t request;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
memset(&request, 0, sizeof(request)); memset(&request, 0, sizeof(request));
ret = pqisrc_build_send_raid_request(softs, &request, buff, ret = pqisrc_build_send_raid_request(softs, &request, buff,
buf_len, cmd, 0, (uint8_t *)RAID_CTLR_LUNID, NULL); buf_len, cmd, 0, (uint8_t *)RAID_CTLR_LUNID, NULL);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return ret; return ret;
} }
/* subroutine used to get physical and logical luns of the device */ /* subroutine used to get physical and logical luns of the device */
static int pqisrc_get_physical_logical_luns(pqisrc_softstate_t *softs, uint8_t cmd, int
pqisrc_get_physical_logical_luns(pqisrc_softstate_t *softs, uint8_t cmd,
reportlun_data_ext_t **buff, size_t *data_length) reportlun_data_ext_t **buff, size_t *data_length)
{ {
int ret; int ret;
size_t list_len; size_t list_len;
size_t data_len; size_t data_len;
size_t new_lun_list_length; size_t new_lun_list_length;
reportlun_data_ext_t *lun_data; reportlun_data_ext_t *lun_data;
reportlun_header_t report_lun_header; reportlun_header_t report_lun_header;
Show All 14 Linesretry:
*data_length = data_len; *data_length = data_len;
lun_data = os_mem_alloc(softs, data_len); lun_data = os_mem_alloc(softs, data_len);
if (!lun_data) { if (!lun_data) {
DBG_ERR("failed to allocate memory for lun_data\n"); DBG_ERR("failed to allocate memory for lun_data\n");
return PQI_STATUS_FAILURE; return PQI_STATUS_FAILURE;
} }
if (list_len == 0) { if (list_len == 0) {
DBG_DISC("list_len is 0\n"); DBG_DISC("list_len is 0\n");
memcpy(lun_data, &report_lun_header, sizeof(report_lun_header)); memcpy(lun_data, &report_lun_header, sizeof(report_lun_header));
goto out; goto out;
} }
ret = pqisrc_report_luns(softs, cmd, lun_data, data_len); ret = pqisrc_report_luns(softs, cmd, lun_data, data_len);
Show All 17 Lines
error: error:
os_mem_free(softs, (void *)lun_data, data_len); os_mem_free(softs, (void *)lun_data, data_len);
DBG_ERR("FAILED\n"); DBG_ERR("FAILED\n");
return ret; return ret;
} }
/* /*
* Function used to grab queue depth ext lun data for logical devices
*/
static int
pqisrc_get_queue_lun_list(pqisrc_softstate_t *softs, uint8_t cmd,
reportlun_queue_depth_data_t **buff, size_t *data_length)
{
int ret;
size_t list_len;
size_t data_len;
size_t new_lun_list_length;
reportlun_queue_depth_data_t *lun_data;
reportlun_header_t report_lun_header;
DBG_FUNC("IN\n");
ret = pqisrc_report_luns(softs, cmd, &report_lun_header,
sizeof(report_lun_header));
if (ret) {
DBG_ERR("failed return code: %d\n", ret);
return ret;
}
list_len = BE_32(report_lun_header.list_length);
retry:
data_len = sizeof(reportlun_header_t) + list_len;
*data_length = data_len;
lun_data = os_mem_alloc(softs, data_len);
if (!lun_data) {
DBG_ERR("failed to allocate memory for lun_data\n");
return PQI_STATUS_FAILURE;
}
if (list_len == 0) {
DBG_INFO("list_len is 0\n");
memcpy(lun_data, &report_lun_header, sizeof(report_lun_header));
goto out;
}
ret = pqisrc_report_luns(softs, cmd, lun_data, data_len);
if (ret) {
DBG_ERR("error\n");
goto error;
}
new_lun_list_length = BE_32(lun_data->header.list_length);
if (new_lun_list_length > list_len) {
list_len = new_lun_list_length;
os_mem_free(softs, (void *)lun_data, data_len);
goto retry;
}
out:
*buff = lun_data;
DBG_FUNC("OUT\n");
return 0;
error:
os_mem_free(softs, (void *)lun_data, data_len);
DBG_ERR("FAILED\n");
return ret;
}
/*
* Function used to get physical and logical device list * Function used to get physical and logical device list
*/ */
static int pqisrc_get_phys_log_device_list(pqisrc_softstate_t *softs, static int
pqisrc_get_phys_log_device_list(pqisrc_softstate_t *softs,
reportlun_data_ext_t **physical_dev_list, reportlun_data_ext_t **physical_dev_list,
reportlun_data_ext_t **logical_dev_list, reportlun_data_ext_t **logical_dev_list,
reportlun_queue_depth_data_t **queue_dev_list,
size_t *queue_data_length,
size_t *phys_data_length, size_t *phys_data_length,
size_t *log_data_length) size_t *log_data_length)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
size_t logical_list_length; size_t logical_list_length;
size_t logdev_data_length; size_t logdev_data_length;
size_t data_length; size_t data_length;
reportlun_data_ext_t *local_logdev_list; reportlun_data_ext_t *local_logdev_list;
reportlun_data_ext_t *logdev_data; reportlun_data_ext_t *logdev_data;
reportlun_header_t report_lun_header; reportlun_header_t report_lun_header;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
ret = pqisrc_get_physical_logical_luns(softs, SA_REPORT_PHYS, physical_dev_list, phys_data_length); ret = pqisrc_get_physical_logical_luns(softs, SA_REPORT_PHYS, physical_dev_list, phys_data_length);
if (ret) { if (ret) {
DBG_ERR("report physical LUNs failed"); DBG_ERR("report physical LUNs failed");
return ret; return ret;
} }
ret = pqisrc_get_physical_logical_luns(softs, SA_REPORT_LOG, logical_dev_list, log_data_length); ret = pqisrc_get_physical_logical_luns(softs, SA_REPORT_LOG, logical_dev_list, log_data_length);
if (ret) { if (ret) {
DBG_ERR("report logical LUNs failed"); DBG_ERR("report logical LUNs failed");
return ret; return ret;
} }
ret = pqisrc_get_queue_lun_list(softs, PQI_LOG_EXT_QUEUE_ENABLE, queue_dev_list, queue_data_length);
if (ret) {
DBG_ERR("report logical LUNs failed");
return ret;
}
logdev_data = *logical_dev_list; logdev_data = *logical_dev_list;
if (logdev_data) { if (logdev_data) {
logical_list_length = logical_list_length =
BE_32(logdev_data->header.list_length); BE_32(logdev_data->header.list_length);
} else { } else {
memset(&report_lun_header, 0, sizeof(report_lun_header)); memset(&report_lun_header, 0, sizeof(report_lun_header));
Show All 26 Linespqisrc_get_phys_log_device_list(pqisrc_softstate_t *softs,
*logical_dev_list = local_logdev_list; *logical_dev_list = local_logdev_list;
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return ret; return ret;
} }
/* Subroutine used to set Bus-Target-Lun for the requested device */ /* Subroutine used to set Bus-Target-Lun for the requested device */
static inline void pqisrc_set_btl(pqi_scsi_dev_t *device, static inline void
pqisrc_set_btl(pqi_scsi_dev_t *device,
int bus, int target, int lun) int bus, int target, int lun)
{ {
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
device->bus = bus; device->bus = bus;
device->target = target; device->target = target;
device->lun = lun; device->lun = lun;
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
inline boolean_t pqisrc_is_external_raid_device(pqi_scsi_dev_t *device) inline
boolean_t pqisrc_is_external_raid_device(pqi_scsi_dev_t *device)
{ {
return device->is_external_raid_device; return device->is_external_raid_device;
} }
static inline boolean_t pqisrc_is_external_raid_addr(uint8_t *scsi3addr) static inline boolean_t pqisrc_is_external_raid_addr(uint8_t *scsi3addr)
{ {
return scsi3addr[2] != 0; return scsi3addr[2] != 0;
} }
/* Function used to assign Bus-Target-Lun for the requested device */ /* Function used to assign Bus-Target-Lun for the requested device */
static void pqisrc_assign_btl(pqi_scsi_dev_t *device) static void
pqisrc_assign_btl(pqi_scsi_dev_t *device)
{ {
uint8_t *scsi3addr; uint8_t *scsi3addr;
uint32_t lunid; uint32_t lunid;
uint32_t bus; uint32_t bus;
uint32_t target; uint32_t target;
uint32_t lun; uint32_t lun;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
scsi3addr = device->scsi3addr; scsi3addr = device->scsi3addr;
lunid = GET_LE32(scsi3addr); lunid = GET_LE32(scsi3addr);
if (pqisrc_is_hba_lunid(scsi3addr)) { if (pqisrc_is_hba_lunid(scsi3addr)) {
/* The specified device is the controller. */ /* The specified device is the controller. */
pqisrc_set_btl(device, PQI_HBA_BUS, PQI_CTLR_INDEX, lunid & 0x3fff); pqisrc_set_btl(device, PQI_HBA_BUS, PQI_CTLR_INDEX, (lunid & 0x3fff) + 1);
device->target_lun_valid = true; device->target_lun_valid = true;
return; return;
} }
if (pqisrc_is_logical_device(device)) { if (pqisrc_is_logical_device(device)) {
if (pqisrc_is_external_raid_device(device)) { if (pqisrc_is_external_raid_device(device)) {
DBG_DISC("External Raid Device!!!"); DBG_DISC("External Raid Device!!!");
bus = PQI_EXTERNAL_RAID_VOLUME_BUS; bus = PQI_EXTERNAL_RAID_VOLUME_BUS;
target = (lunid >> 16) & 0x3fff; target = (lunid >> 16) & 0x3fff;
lun = lunid & 0xff; lun = lunid & 0xff;
} else { } else {
bus = PQI_RAID_VOLUME_BUS; bus = PQI_RAID_VOLUME_BUS;
lun = 0; lun = (lunid & 0x3fff) + 1;
target = lunid & 0x3fff; target = 0;
} }
pqisrc_set_btl(device, bus, target, lun); pqisrc_set_btl(device, bus, target, lun);
device->target_lun_valid = true; device->target_lun_valid = true;
return; return;
} }
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* Build and send the internal INQUIRY command to particular device */ /* Build and send the internal INQUIRY command to particular device */
static int pqisrc_send_scsi_inquiry(pqisrc_softstate_t *softs, int
pqisrc_send_scsi_inquiry(pqisrc_softstate_t *softs,
uint8_t *scsi3addr, uint16_t vpd_page, uint8_t *buff, int buf_len) uint8_t *scsi3addr, uint16_t vpd_page, uint8_t *buff, int buf_len)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
pqisrc_raid_req_t request; pqisrc_raid_req_t request;
raid_path_error_info_elem_t error_info; raid_path_error_info_elem_t error_info;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
memset(&request, 0, sizeof(request)); memset(&request, 0, sizeof(request));
ret = pqisrc_build_send_raid_request(softs, &request, buff, buf_len, ret = pqisrc_build_send_raid_request(softs, &request, buff, buf_len,
SA_INQUIRY, vpd_page, scsi3addr, &error_info); SA_INQUIRY, vpd_page, scsi3addr, &error_info);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return ret; return ret;
} }
/* Function used to parse the sense information from response */ /* Function used to parse the sense information from response */
static void pqisrc_fetch_sense_info(const uint8_t *sense_data, static void
pqisrc_fetch_sense_info(const uint8_t *sense_data,
unsigned sense_data_length, uint8_t *sense_key, uint8_t *asc, uint8_t *ascq) unsigned sense_data_length, uint8_t *sense_key, uint8_t *asc, uint8_t *ascq)
{ {
struct sense_header_scsi header; struct sense_header_scsi header;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
*sense_key = 0; *sense_key = 0;
*ascq = 0; *ascq = 0;
*asc = 0; *asc = 0;
if (pqisrc_update_scsi_sense(sense_data, sense_data_length, &header)) { if (pqisrc_update_scsi_sense(sense_data, sense_data_length, &header)) {
*sense_key = header.sense_key; *sense_key = header.sense_key;
*asc = header.asc; *asc = header.asc;
*ascq = header.ascq; *ascq = header.ascq;
} }
DBG_DISC("sense_key: %x asc: %x ascq: %x\n", *sense_key, *asc, *ascq); DBG_DISC("sense_key: %x asc: %x ascq: %x\n", *sense_key, *asc, *ascq);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* Function used to validate volume offline status */ /* Function used to validate volume offline status */
static uint8_t pqisrc_get_volume_offline_status(pqisrc_softstate_t *softs, static uint8_t
uint8_t *scsi3addr) pqisrc_get_volume_offline_status(pqisrc_softstate_t *softs, uint8_t *scsi3addr)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
uint8_t status = SA_LV_STATUS_VPD_UNSUPPORTED; uint8_t status = SA_LV_STATUS_VPD_UNSUPPORTED;
uint8_t size; uint8_t size;
uint8_t *buff = NULL; uint8_t *buff = NULL;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
buff = os_mem_alloc(softs, 64); buff = os_mem_alloc(softs, 64);
if (!buff) if (!buff)
return PQI_STATUS_FAILURE; return PQI_STATUS_FAILURE;
/* Get the size of the VPD return buff. */ /* Get the size of the VPD return buff. */
ret = pqisrc_send_scsi_inquiry(softs, scsi3addr, VPD_PAGE | SA_VPD_LV_STATUS, ret = pqisrc_send_scsi_inquiry(softs, scsi3addr, VPD_PAGE | SA_VPD_LV_STATUS,
buff, SCSI_VPD_HEADER_LENGTH); buff, SCSI_VPD_HEADER_LENGTH);
Show All 14 Linesout:
os_mem_free(softs, (char *)buff, 64); os_mem_free(softs, (char *)buff, 64);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return status; return status;
} }
/* Determine offline status of a volume. Returns appropriate SA_LV_* status.*/ /* Determine offline status of a volume. Returns appropriate SA_LV_* status.*/
static uint8_t pqisrc_get_dev_vol_status(pqisrc_softstate_t *softs, static uint8_t
uint8_t *scsi3addr) pqisrc_get_dev_vol_status(pqisrc_softstate_t *softs, uint8_t *scsi3addr)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
uint8_t *sense_data; uint8_t *sense_data;
unsigned sense_data_len; unsigned sense_data_len;
uint8_t sense_key; uint8_t sense_key;
uint8_t asc; uint8_t asc;
uint8_t ascq; uint8_t ascq;
uint8_t off_status; uint8_t off_status;
uint8_t scsi_status; uint8_t scsi_status;
pqisrc_raid_req_t request; pqisrc_raid_req_t request;
raid_path_error_info_elem_t error_info; raid_path_error_info_elem_t error_info;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
memset(&request, 0, sizeof(request)); memset(&request, 0, sizeof(request));
ret = pqisrc_build_send_raid_request(softs, &request, NULL, 0, ret = pqisrc_build_send_raid_request(softs, &request, NULL, 0,
TEST_UNIT_READY, 0, scsi3addr, &error_info); TEST_UNIT_READY, 0, scsi3addr, &error_info);
if (ret) if (ret)
goto error; goto error;
sense_data = error_info.data; sense_data = error_info.data;
sense_data_len = LE_16(error_info.sense_data_len); sense_data_len = LE_16(error_info.sense_data_len);
if (sense_data_len > sizeof(error_info.data)) if (sense_data_len > sizeof(error_info.data))
sense_data_len = sizeof(error_info.data); sense_data_len = sizeof(error_info.data);
▲ Show 20 Lines • Show All 41 Lines • ▼ Show 20 Linespqisrc_get_dev_vol_status(pqisrc_softstate_t *softs, uint8_t *scsi3addr)
return SA_LV_OK; return SA_LV_OK;
error: error:
return SA_LV_STATUS_VPD_UNSUPPORTED; return SA_LV_STATUS_VPD_UNSUPPORTED;
} }
/* Validate the RAID map parameters */ /* Validate the RAID map parameters */
static int pqisrc_raid_map_validation(pqisrc_softstate_t *softs, static int
pqisrc_raid_map_validation(pqisrc_softstate_t *softs,
pqi_scsi_dev_t *device, pqisrc_raid_map_t *raid_map) pqi_scsi_dev_t *device, pqisrc_raid_map_t *raid_map)
{ {
char *error_msg; char *error_msg;
uint32_t raidmap_size; uint32_t raidmap_size;
uint32_t r5or6_blocks_per_row; uint32_t r5or6_blocks_per_row;
unsigned phys_dev_num; unsigned phys_dev_num;
unsigned num_raidmap_entries;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
raidmap_size = LE_32(raid_map->structure_size); raidmap_size = LE_32(raid_map->structure_size);
if (raidmap_size < offsetof(pqisrc_raid_map_t, dev_data)) { if (raidmap_size < offsetof(pqisrc_raid_map_t, dev_data)) {
error_msg = "RAID map too small\n"; error_msg = "RAID map too small\n";
goto error; goto error;
} }
if (raidmap_size > sizeof(*raid_map)) {
error_msg = "RAID map too large\n";
goto error;
}
phys_dev_num = LE_16(raid_map->layout_map_count) * phys_dev_num = LE_16(raid_map->layout_map_count) *
(LE_16(raid_map->data_disks_per_row) + (LE_16(raid_map->data_disks_per_row) +
LE_16(raid_map->metadata_disks_per_row)); LE_16(raid_map->metadata_disks_per_row));
num_raidmap_entries = phys_dev_num *
LE_16(raid_map->row_cnt);
if (num_raidmap_entries > RAID_MAP_MAX_ENTRIES) {
error_msg = "invalid number of map entries in RAID map\n";
goto error;
}
if (device->raid_level == SA_RAID_1) { if (device->raid_level == SA_RAID_1) {
if (LE_16(raid_map->layout_map_count) != 2) { if (LE_16(raid_map->layout_map_count) != 2) {
error_msg = "invalid RAID-1 map\n"; error_msg = "invalid RAID-1 map\n";
goto error; goto error;
} }
} else if (device->raid_level == SA_RAID_ADM) { } else if (device->raid_level == SA_RAID_ADM) {
if (LE_16(raid_map->layout_map_count) != 3) { if (LE_16(raid_map->layout_map_count) != 3) {
error_msg = "invalid RAID-1(ADM) map\n"; error_msg = "invalid RAID-1(ADM) map\n";
Show All 12 Lines if (device->raid_level == SA_RAID_1) {
} }
} }
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return 0; return 0;
error: error:
DBG_ERR("%s\n", error_msg); DBG_NOTE("%s\n", error_msg);
return PQI_STATUS_FAILURE; return PQI_STATUS_FAILURE;
} }
/* Get device raidmap for the requested device */ /* Get device raidmap for the requested device */
static int pqisrc_get_device_raidmap(pqisrc_softstate_t *softs, static int
pqi_scsi_dev_t *device) pqisrc_get_device_raidmap(pqisrc_softstate_t *softs, pqi_scsi_dev_t *device)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
int raidmap_size;
pqisrc_raid_req_t request; pqisrc_raid_req_t request;
pqisrc_raid_map_t *raid_map; pqisrc_raid_map_t *raid_map;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
raid_map = os_mem_alloc(softs, sizeof(*raid_map)); raid_map = os_mem_alloc(softs, sizeof(*raid_map));
if (!raid_map) if (!raid_map)
return PQI_STATUS_FAILURE; return PQI_STATUS_FAILURE;
memset(&request, 0, sizeof(request)); memset(&request, 0, sizeof(request));
ret = pqisrc_build_send_raid_request(softs, &request, raid_map, sizeof(*raid_map), ret = pqisrc_build_send_raid_request(softs, &request, raid_map, sizeof(*raid_map),
SA_GET_RAID_MAP, 0, device->scsi3addr, NULL); SA_GET_RAID_MAP, 0, device->scsi3addr, NULL);
if (ret) { if (ret) {
DBG_ERR("error in build send raid req ret=%d\n", ret); DBG_ERR("error in build send raid req ret=%d\n", ret);
goto err_out; goto err_out;
} }
raidmap_size = LE_32(raid_map->structure_size);
if (raidmap_size > sizeof(*raid_map)) {
DBG_NOTE("Raid map is larger than 1024 entries, request once again");
os_mem_free(softs, (char*)raid_map, sizeof(*raid_map));
raid_map = os_mem_alloc(softs, raidmap_size);
if (!raid_map)
return PQI_STATUS_FAILURE;
memset(&request, 0, sizeof(request));
ret = pqisrc_build_send_raid_request(softs, &request, raid_map, raidmap_size,
SA_GET_RAID_MAP, 0, device->scsi3addr, NULL);
if (ret) {
DBG_ERR("error in build send raid req ret=%d\n", ret);
goto err_out;
}
if(LE_32(raid_map->structure_size) != raidmap_size) {
DBG_WARN("Expected raid map size %d bytes and got %d bytes\n",
raidmap_size,LE_32(raid_map->structure_size));
goto err_out;
}
}
ret = pqisrc_raid_map_validation(softs, device, raid_map); ret = pqisrc_raid_map_validation(softs, device, raid_map);
if (ret) { if (ret) {
DBG_ERR("error in raid map validation ret=%d\n", ret); DBG_NOTE("error in raid map validation ret=%d\n", ret);
goto err_out; goto err_out;
} }
device->raid_map = raid_map; device->raid_map = raid_map;
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return 0; return 0;
err_out: err_out:
os_mem_free(softs, (char*)raid_map, sizeof(*raid_map)); os_mem_free(softs, (char*)raid_map, sizeof(*raid_map));
DBG_FUNC("FAILED \n"); DBG_FUNC("FAILED \n");
return ret; return ret;
} }
/* Get device ioaccel_status to validate the type of device */ /* Get device ioaccel_status to validate the type of device */
static void pqisrc_get_dev_ioaccel_status(pqisrc_softstate_t *softs, static void
pqisrc_get_dev_ioaccel_status(pqisrc_softstate_t *softs,
pqi_scsi_dev_t *device) pqi_scsi_dev_t *device)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
uint8_t *buff; uint8_t *buff;
uint8_t ioaccel_status; uint8_t ioaccel_status;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
buff = os_mem_alloc(softs, 64); buff = os_mem_alloc(softs, 64);
if (!buff) if (!buff)
return; return;
ret = pqisrc_send_scsi_inquiry(softs, device->scsi3addr, ret = pqisrc_send_scsi_inquiry(softs, device->scsi3addr,
VPD_PAGE | SA_VPD_LV_IOACCEL_STATUS, buff, 64); VPD_PAGE | SA_VPD_LV_IOACCEL_STATUS, buff, 64);
if (ret) { if (ret) {
DBG_ERR("error in send scsi inquiry ret=%d\n", ret); DBG_ERR("error in send scsi inquiry ret=%d\n", ret);
goto err_out; goto err_out;
} }
ioaccel_status = buff[IOACCEL_STATUS_BYTE]; ioaccel_status = buff[IOACCEL_STATUS_BYTE];
device->offload_config = device->offload_config =
!!(ioaccel_status & OFFLOAD_CONFIGURED_BIT); !!(ioaccel_status & OFFLOAD_CONFIGURED_BIT);
if (device->offload_config) { if (device->offload_config) {
device->offload_enabled_pending = device->offload_enabled_pending =
!!(ioaccel_status & OFFLOAD_ENABLED_BIT); !!(ioaccel_status & OFFLOAD_ENABLED_BIT);
if (pqisrc_get_device_raidmap(softs, device)) if (pqisrc_get_device_raidmap(softs, device))
device->offload_enabled_pending = false; device->offload_enabled_pending = false;
} }
DBG_DISC("offload_config: 0x%x offload_enabled_pending: 0x%x \n", DBG_DISC("offload_config: 0x%x offload_enabled_pending: 0x%x \n",
device->offload_config, device->offload_enabled_pending); device->offload_config, device->offload_enabled_pending);
err_out: err_out:
os_mem_free(softs, (char*)buff, 64); os_mem_free(softs, (char*)buff, 64);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* Get RAID level of requested device */ /* Get RAID level of requested device */
static void pqisrc_get_dev_raid_level(pqisrc_softstate_t *softs, static void
pqi_scsi_dev_t *device) pqisrc_get_dev_raid_level(pqisrc_softstate_t *softs, pqi_scsi_dev_t *device)
{ {
uint8_t raid_level; uint8_t raid_level;
uint8_t *buff; uint8_t *buff;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
raid_level = SA_RAID_UNKNOWN; raid_level = SA_RAID_UNKNOWN;
Show All 11 Linespqisrc_get_dev_raid_level(pqisrc_softstate_t *softs, pqi_scsi_dev_t *device)
} }
device->raid_level = raid_level; device->raid_level = raid_level;
DBG_DISC("RAID LEVEL: %x \n", raid_level); DBG_DISC("RAID LEVEL: %x \n", raid_level);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* Parse the inquiry response and determine the type of device */ /* Parse the inquiry response and determine the type of device */
static int pqisrc_get_dev_data(pqisrc_softstate_t *softs, static int
pqi_scsi_dev_t *device) pqisrc_get_dev_data(pqisrc_softstate_t *softs, pqi_scsi_dev_t *device)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
uint8_t *inq_buff; uint8_t *inq_buff;
int retry = 3;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
inq_buff = os_mem_alloc(softs, OBDR_TAPE_INQ_SIZE); inq_buff = os_mem_alloc(softs, OBDR_TAPE_INQ_SIZE);
if (!inq_buff) if (!inq_buff)
return PQI_STATUS_FAILURE; return PQI_STATUS_FAILURE;
while(retry--) {
/* Send an inquiry to the device to see what it is. */ /* Send an inquiry to the device to see what it is. */
ret = pqisrc_send_scsi_inquiry(softs, device->scsi3addr, 0, inq_buff, ret = pqisrc_send_scsi_inquiry(softs, device->scsi3addr, 0, inq_buff,
OBDR_TAPE_INQ_SIZE); OBDR_TAPE_INQ_SIZE);
if (ret) if (!ret)
break;
DBG_WARN("Retrying inquiry !!!\n");
}
if(retry <= 0)
goto err_out; goto err_out;
pqisrc_sanitize_inquiry_string(&inq_buff[8], 8); pqisrc_sanitize_inquiry_string(&inq_buff[8], 8);
pqisrc_sanitize_inquiry_string(&inq_buff[16], 16); pqisrc_sanitize_inquiry_string(&inq_buff[16], 16);
device->devtype = inq_buff[0] & 0x1f; device->devtype = inq_buff[0] & 0x1f;
memcpy(device->vendor, &inq_buff[8], memcpy(device->vendor, &inq_buff[8],
sizeof(device->vendor)); sizeof(device->vendor));
memcpy(device->model, &inq_buff[16], memcpy(device->model, &inq_buff[16],
sizeof(device->model)); sizeof(device->model));
DBG_DISC("DEV_TYPE: %x VENDOR: %s MODEL: %s\n", device->devtype, device->vendor, device->model); DBG_DISC("DEV_TYPE: %x VENDOR: %s MODEL: %s\n", device->devtype, device->vendor, device->model);
if (pqisrc_is_logical_device(device) && device->devtype == DISK_DEVICE) { if (pqisrc_is_logical_device(device) && device->devtype == DISK_DEVICE) {
if (pqisrc_is_external_raid_device(device)) { if (pqisrc_is_external_raid_device(device)) {
device->raid_level = SA_RAID_UNKNOWN; device->raid_level = SA_RAID_UNKNOWN;
device->volume_status = SA_LV_OK; device->volume_status = SA_LV_OK;
device->volume_offline = false; device->volume_offline = false;
} }
else { else {
pqisrc_get_dev_raid_level(softs, device); pqisrc_get_dev_raid_level(softs, device);
pqisrc_get_dev_ioaccel_status(softs, device); pqisrc_get_dev_ioaccel_status(softs, device);
device->volume_status = pqisrc_get_dev_vol_status(softs, device->volume_status = pqisrc_get_dev_vol_status(softs,
device->scsi3addr); device->scsi3addr);
device->volume_offline = device->volume_status != SA_LV_OK; device->volume_offline = device->volume_status != SA_LV_OK;
} }
} }
Show All 11 Lineserr_out:
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return ret; return ret;
} }
/* /*
* BMIC (Basic Management And Interface Commands) command * BMIC (Basic Management And Interface Commands) command
* to get the controller identify params * to get the controller identify params
*/ */
static int pqisrc_identify_ctrl(pqisrc_softstate_t *softs, static int
bmic_ident_ctrl_t *buff) pqisrc_identify_ctrl(pqisrc_softstate_t *softs, bmic_ident_ctrl_t *buff)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
pqisrc_raid_req_t request; pqisrc_raid_req_t request;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
memset(&request, 0, sizeof(request)); memset(&request, 0, sizeof(request));
ret = pqisrc_build_send_raid_request(softs, &request, buff, sizeof(*buff), ret = pqisrc_build_send_raid_request(softs, &request, buff, sizeof(*buff),
BMIC_IDENTIFY_CONTROLLER, 0, (uint8_t *)RAID_CTLR_LUNID, NULL); BMIC_IDENTIFY_CONTROLLER, 0, (uint8_t *)RAID_CTLR_LUNID, NULL);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return ret; return ret;
} }
/* Get the adapter FW version using BMIC_IDENTIFY_CONTROLLER */ /* Get the adapter FW version using BMIC_IDENTIFY_CONTROLLER */
int pqisrc_get_ctrl_fw_version(pqisrc_softstate_t *softs) int
pqisrc_get_ctrl_fw_version(pqisrc_softstate_t *softs)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
bmic_ident_ctrl_t *identify_ctrl; bmic_ident_ctrl_t *identify_ctrl;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
identify_ctrl = os_mem_alloc(softs, sizeof(*identify_ctrl)); identify_ctrl = os_mem_alloc(softs, sizeof(*identify_ctrl));
if (!identify_ctrl) { if (!identify_ctrl) {
DBG_ERR("failed to allocate memory for identify_ctrl\n"); DBG_ERR("failed to allocate memory for identify_ctrl\n");
return PQI_STATUS_FAILURE; return PQI_STATUS_FAILURE;
} }
memset(identify_ctrl, 0, sizeof(*identify_ctrl)); memset(identify_ctrl, 0, sizeof(*identify_ctrl));
ret = pqisrc_identify_ctrl(softs, identify_ctrl); ret = pqisrc_identify_ctrl(softs, identify_ctrl);
if (ret) if (ret)
goto out; goto out;
softs->fw_build_number = identify_ctrl->fw_build_number; softs->fw_build_number = identify_ctrl->fw_build_number;
memcpy(softs->fw_version, identify_ctrl->fw_version, memcpy(softs->fw_version, identify_ctrl->fw_version,
sizeof(identify_ctrl->fw_version)); sizeof(identify_ctrl->fw_version));
softs->fw_version[sizeof(identify_ctrl->fw_version)] = '\0'; softs->fw_version[sizeof(identify_ctrl->fw_version)] = '\0';
snprintf(softs->fw_version + snprintf(softs->fw_version +
strlen(softs->fw_version), strlen(softs->fw_version),
sizeof(softs->fw_version), sizeof(softs->fw_version),
"-%u", identify_ctrl->fw_build_number); "-%u", identify_ctrl->fw_build_number);
out: out:
os_mem_free(softs, (char *)identify_ctrl, sizeof(*identify_ctrl)); os_mem_free(softs, (char *)identify_ctrl, sizeof(*identify_ctrl));
DBG_INIT("Firmware version: %s Firmware build number: %d\n", softs->fw_version, softs->fw_build_number); DBG_NOTE("Firmware version: %s Firmware build number: %d\n", softs->fw_version, softs->fw_build_number);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return ret; return ret;
} }
/* BMIC command to determine scsi device identify params */ /* BMIC command to determine scsi device identify params */
static int pqisrc_identify_physical_disk(pqisrc_softstate_t *softs, static int
pqisrc_identify_physical_disk(pqisrc_softstate_t *softs,
pqi_scsi_dev_t *device, pqi_scsi_dev_t *device,
bmic_ident_physdev_t *buff, bmic_ident_physdev_t *buff,
int buf_len) int buf_len)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
uint16_t bmic_device_index; uint16_t bmic_device_index;
pqisrc_raid_req_t request; pqisrc_raid_req_t request;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
memset(&request, 0, sizeof(request)); memset(&request, 0, sizeof(request));
bmic_device_index = BMIC_GET_DRIVE_NUMBER(device->scsi3addr); bmic_device_index = BMIC_GET_DRIVE_NUMBER(device->scsi3addr);
request.cdb[2] = (uint8_t)bmic_device_index; request.cdb[2] = (uint8_t)bmic_device_index;
request.cdb[9] = (uint8_t)(bmic_device_index >> 8); request.cdb[9] = (uint8_t)(bmic_device_index >> 8);
ret = pqisrc_build_send_raid_request(softs, &request, buff, buf_len, ret = pqisrc_build_send_raid_request(softs, &request, buff, buf_len,
BMIC_IDENTIFY_PHYSICAL_DEVICE, 0, (uint8_t *)RAID_CTLR_LUNID, NULL); BMIC_IDENTIFY_PHYSICAL_DEVICE, 0, (uint8_t *)RAID_CTLR_LUNID, NULL);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return ret; return ret;
} }
/* /*
* Function used to get the scsi device information using one of BMIC * Function used to get the scsi device information using one of BMIC
* BMIC_IDENTIFY_PHYSICAL_DEVICE * BMIC_IDENTIFY_PHYSICAL_DEVICE
*/ */
static void pqisrc_get_physical_device_info(pqisrc_softstate_t *softs, static void
pqisrc_get_physical_device_info(pqisrc_softstate_t *softs,
pqi_scsi_dev_t *device, pqi_scsi_dev_t *device,
bmic_ident_physdev_t *id_phys) bmic_ident_physdev_t *id_phys)
{ {
int ret = PQI_STATUS_SUCCESS; int ret = PQI_STATUS_SUCCESS;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
memset(id_phys, 0, sizeof(*id_phys)); memset(id_phys, 0, sizeof(*id_phys));
Show All 18 Linespqisrc_get_physical_device_info(pqisrc_softstate_t *softs,
device->bay = id_phys->phys_bay_in_box; device->bay = id_phys->phys_bay_in_box;
DBG_DISC("BMIC DEV_TYPE: %x QUEUE DEPTH: 0x%x \n", device->device_type, device->queue_depth); DBG_DISC("BMIC DEV_TYPE: %x QUEUE DEPTH: 0x%x \n", device->device_type, device->queue_depth);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* Function used to find the entry of the device in a list */ /* Function used to find the entry of the device in a list */
static device_status_t pqisrc_scsi_find_entry(pqisrc_softstate_t *softs, static
pqi_scsi_dev_t *device_to_find, device_status_t pqisrc_scsi_find_entry(pqisrc_softstate_t *softs,
pqi_scsi_dev_t **same_device) pqi_scsi_dev_t *device_to_find, pqi_scsi_dev_t **same_device)
{ {
pqi_scsi_dev_t *device; pqi_scsi_dev_t *device;
int i,j; int i,j;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
for(i = 0; i < PQI_MAX_DEVICES; i++) { for(i = 0; i < PQI_MAX_DEVICES; i++) {
for(j = 0; j < PQI_MAX_MULTILUN; j++) { for(j = 0; j < PQI_MAX_MULTILUN; j++) {
if(softs->device_list[i][j] == NULL) if(softs->device_list[i][j] == NULL)
continue; continue;
Show All 12 Linesdevice_status_t pqisrc_scsi_find_entry(pqisrc_softstate_t *softs,
} }
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return DEVICE_NOT_FOUND; return DEVICE_NOT_FOUND;
} }
/* Update the newly added devices as existed device */ /* Update the newly added devices as existed device */
static void pqisrc_exist_device_update(pqisrc_softstate_t *softs, static void
pqi_scsi_dev_t *device_exist, pqisrc_exist_device_update(pqisrc_softstate_t *softs,
pqi_scsi_dev_t *new_device) pqi_scsi_dev_t *device_exist, pqi_scsi_dev_t *new_device)
{ {
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
device_exist->expose_device = new_device->expose_device; device_exist->expose_device = new_device->expose_device;
memcpy(device_exist->vendor, new_device->vendor, memcpy(device_exist->vendor, new_device->vendor,
sizeof(device_exist->vendor)); sizeof(device_exist->vendor));
memcpy(device_exist->model, new_device->model, memcpy(device_exist->model, new_device->model,
sizeof(device_exist->model)); sizeof(device_exist->model));
device_exist->is_physical_device = new_device->is_physical_device; device_exist->is_physical_device = new_device->is_physical_device;
Show All 22 Lines os_mem_free(softs,
sizeof(*device_exist->raid_map)); sizeof(*device_exist->raid_map));
device_exist->raid_map = new_device->raid_map; device_exist->raid_map = new_device->raid_map;
/* To prevent this from being freed later. */ /* To prevent this from being freed later. */
new_device->raid_map = NULL; new_device->raid_map = NULL;
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* Validate the ioaccel_handle for a newly added device */ /* Validate the ioaccel_handle for a newly added device */
static pqi_scsi_dev_t *pqisrc_identify_device_via_ioaccel( static
pqi_scsi_dev_t *pqisrc_identify_device_via_ioaccel(
pqisrc_softstate_t *softs, uint32_t ioaccel_handle) pqisrc_softstate_t *softs, uint32_t ioaccel_handle)
{ {
pqi_scsi_dev_t *device; pqi_scsi_dev_t *device;
int i,j; int i,j;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
for(i = 0; i < PQI_MAX_DEVICES; i++) { for(i = 0; i < PQI_MAX_DEVICES; i++) {
for(j = 0; j < PQI_MAX_MULTILUN; j++) { for(j = 0; j < PQI_MAX_MULTILUN; j++) {
if(softs->device_list[i][j] == NULL) if(softs->device_list[i][j] == NULL)
continue; continue;
device = softs->device_list[i][j]; device = softs->device_list[i][j];
if (device->devtype != DISK_DEVICE) if (device->devtype != DISK_DEVICE)
continue; continue;
if (pqisrc_is_logical_device(device)) if (pqisrc_is_logical_device(device))
continue; continue;
if (device->ioaccel_handle == ioaccel_handle) if (device->ioaccel_handle == ioaccel_handle)
return device; return device;
} }
} }
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return NULL; return NULL;
} }
/* Get the scsi device queue depth */ /* Get the scsi device queue depth */
static void pqisrc_update_log_dev_qdepth(pqisrc_softstate_t *softs) static void
pqisrc_update_log_dev_qdepth(pqisrc_softstate_t *softs)
{ {
unsigned i; unsigned i;
unsigned phys_dev_num; unsigned phys_dev_num;
unsigned num_raidmap_entries; unsigned num_raidmap_entries;
unsigned queue_depth; unsigned queue_depth;
pqisrc_raid_map_t *raid_map; pqisrc_raid_map_t *raid_map;
pqi_scsi_dev_t *device; pqi_scsi_dev_t *device;
raidmap_data_t *dev_data; raidmap_data_t *dev_data;
▲ Show 20 Lines • Show All 47 Lines • ▼ Show 20 Lines for(j = 0; j < PQI_MAX_MULTILUN; j++) {
device->queue_depth = queue_depth; device->queue_depth = queue_depth;
} /* end inner loop */ } /* end inner loop */
}/* end outer loop */ }/* end outer loop */
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* Function used to add a scsi device to OS scsi subsystem */ /* Function used to add a scsi device to OS scsi subsystem */
static int pqisrc_add_device(pqisrc_softstate_t *softs, static int
pqi_scsi_dev_t *device) pqisrc_add_device(pqisrc_softstate_t *softs, pqi_scsi_dev_t *device)
{ {
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
DBG_DISC("vendor: %s model: %s bus:%d target:%d lun:%d is_physical_device:0x%x expose_device:0x%x volume_offline 0x%x volume_status 0x%x \n", DBG_NOTE("vendor: %s model: %s bus:%d target:%d lun:%d is_physical_device:0x%x expose_device:0x%x volume_offline 0x%x volume_status 0x%x \n",
device->vendor, device->model, device->bus, device->target, device->lun, device->is_physical_device, device->expose_device, device->volume_offline, device->volume_status); device->vendor, device->model, device->bus, device->target, device->lun, device->is_physical_device, device->expose_device, device->volume_offline, device->volume_status);
device->invalid = false; device->invalid = false;
if(device->expose_device) { if(device->expose_device) {
pqisrc_init_device_active_io(softs, device);
/* TBD: Call OS upper layer function to add the device entry */ /* TBD: Call OS upper layer function to add the device entry */
os_add_device(softs,device); os_add_device(softs,device);
} }
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
return PQI_STATUS_SUCCESS; return PQI_STATUS_SUCCESS;
} }
/* Function used to remove a scsi device from OS scsi subsystem */ /* Function used to remove a scsi device from OS scsi subsystem */
void pqisrc_remove_device(pqisrc_softstate_t *softs, void
pqi_scsi_dev_t *device) pqisrc_remove_device(pqisrc_softstate_t *softs, pqi_scsi_dev_t *device)
{ {
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
DBG_DISC("vendor: %s model: %s bus:%d target:%d lun:%d is_physical_device:0x%x expose_device:0x%x volume_offline 0x%x volume_status 0x%x \n", DBG_NOTE("vendor: %s model: %s bus:%d target:%d lun:%d is_physical_device:0x%x expose_device:0x%x volume_offline 0x%x volume_status 0x%x \n",
device->vendor, device->model, device->bus, device->target, device->lun, device->is_physical_device, device->expose_device, device->volume_offline, device->volume_status); device->vendor, device->model, device->bus, device->target, device->lun, device->is_physical_device, device->expose_device, device->volume_offline, device->volume_status);
/* TBD: Call OS upper layer function to remove the device entry */
device->invalid = true; device->invalid = true;
if (device->expose_device == false) {
/*Masked physical devices are not been exposed to storage stack.
*Hence, free the masked device resources such as
*device memory, Target ID,etc., here.
*/
DBG_NOTE("Deallocated Masked Device Resources.\n");
//softs->device_list[device->target][device->lun] = NULL;
pqisrc_free_device(softs,device);
return;
}
/* Wait for device outstanding Io's */
pqisrc_wait_for_device_commands_to_complete(softs, device);
/* Call OS upper layer function to remove the exposed device entry */
os_remove_device(softs,device); os_remove_device(softs,device);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* /*
* When exposing new device to OS fails then adjst list according to the * When exposing new device to OS fails then adjst list according to the
* mid scsi list * mid scsi list
*/ */
static void pqisrc_adjust_list(pqisrc_softstate_t *softs, static void
pqi_scsi_dev_t *device) pqisrc_adjust_list(pqisrc_softstate_t *softs, pqi_scsi_dev_t *device)
{ {
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
if (!device) { if (!device) {
DBG_ERR("softs = %p: device is NULL !!!\n", softs); DBG_ERR("softs = %p: device is NULL !!!\n", softs);
return; return;
} }
OS_ACQUIRE_SPINLOCK(&softs->devlist_lock); OS_ACQUIRE_SPINLOCK(&softs->devlist_lock);
softs->device_list[device->target][device->lun] = NULL; softs->device_list[device->target][device->lun] = NULL;
OS_RELEASE_SPINLOCK(&softs->devlist_lock); OS_RELEASE_SPINLOCK(&softs->devlist_lock);
pqisrc_device_mem_free(softs, device); pqisrc_device_mem_free(softs, device);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* Debug routine used to display the RAID volume status of the device */ /* Debug routine used to display the RAID volume status of the device */
static void pqisrc_display_volume_status(pqisrc_softstate_t *softs, static void
pqi_scsi_dev_t *device) pqisrc_display_volume_status(pqisrc_softstate_t *softs, pqi_scsi_dev_t *device)
{ {
char *status; char *status;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
switch (device->volume_status) { switch (device->volume_status) {
case SA_LV_OK: case SA_LV_OK:
status = "Volume is online."; status = "Volume is online.";
break; break;
Show All 38 Lines default:
break; break;
} }
DBG_DISC("scsi BTL %d:%d:%d %s\n", DBG_DISC("scsi BTL %d:%d:%d %s\n",
device->bus, device->target, device->lun, status); device->bus, device->target, device->lun, status);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
void pqisrc_device_mem_free(pqisrc_softstate_t *softs, pqi_scsi_dev_t *device) void
pqisrc_device_mem_free(pqisrc_softstate_t *softs, pqi_scsi_dev_t *device)
{ {
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
if (!device) if (!device)
return; return;
if (device->raid_map) { if (device->raid_map) {
os_mem_free(softs, (char *)device->raid_map, sizeof(pqisrc_raid_map_t)); os_mem_free(softs, (char *)device->raid_map, sizeof(pqisrc_raid_map_t));
} }
os_mem_free(softs, (char *)device,sizeof(*device)); os_mem_free(softs, (char *)device,sizeof(*device));
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* OS should call this function to free the scsi device */ /* OS should call this function to free the scsi device */
void pqisrc_free_device(pqisrc_softstate_t * softs,pqi_scsi_dev_t *device) void
pqisrc_free_device(pqisrc_softstate_t * softs,pqi_scsi_dev_t *device)
{ {
rcb_t *rcb;
int i;
/* Clear the "device" field in the rcb.
* Response coming after device removal shouldn't access this field
*/
for(i = 1; i <= softs->max_outstanding_io; i++)
{
rcb = &softs->rcb[i];
if(rcb->dvp == device) {
DBG_WARN("Pending requests for the removing device\n");
rcb->dvp = NULL;
}
}
OS_ACQUIRE_SPINLOCK(&softs->devlist_lock); OS_ACQUIRE_SPINLOCK(&softs->devlist_lock);
if (!pqisrc_is_logical_device(device)) { if (!pqisrc_is_logical_device(device)) {
pqisrc_free_tid(softs,device->target); pqisrc_free_tid(softs,device->target);
} }
softs->device_list[device->target][device->lun] = NULL;
pqisrc_device_mem_free(softs, device); pqisrc_device_mem_free(softs, device);
OS_RELEASE_SPINLOCK(&softs->devlist_lock); OS_RELEASE_SPINLOCK(&softs->devlist_lock);
} }
/* Update the newly added devices to the device list */ /* Update the newly added devices to the device list */
static void pqisrc_update_device_list(pqisrc_softstate_t *softs, static void
pqisrc_update_device_list(pqisrc_softstate_t *softs,
pqi_scsi_dev_t *new_device_list[], int num_new_devices) pqi_scsi_dev_t *new_device_list[], int num_new_devices)
{ {
int ret; int ret;
int i; int i;
device_status_t dev_status; device_status_t dev_status;
pqi_scsi_dev_t *device; pqi_scsi_dev_t *device;
pqi_scsi_dev_t *same_device; pqi_scsi_dev_t *same_device;
pqi_scsi_dev_t **added = NULL; pqi_scsi_dev_t **added = NULL;
pqi_scsi_dev_t **removed = NULL; pqi_scsi_dev_t **removed = NULL;
int nadded = 0, nremoved = 0; int nadded = 0, nremoved = 0;
int j; int j;
int tid = 0; int tid = 0;
boolean_t driver_queue_depth_flag = false;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
added = os_mem_alloc(softs, sizeof(*added) * PQI_MAX_DEVICES); added = os_mem_alloc(softs, sizeof(*added) * PQI_MAX_DEVICES);
removed = os_mem_alloc(softs, sizeof(*removed) * PQI_MAX_DEVICES); removed = os_mem_alloc(softs, sizeof(*removed) * PQI_MAX_DEVICES);
if (!added || !removed) { if (!added || !removed) {
DBG_WARN("Out of memory \n"); DBG_WARN("Out of memory \n");
goto free_and_out; goto free_and_out;
} }
OS_ACQUIRE_SPINLOCK(&softs->devlist_lock); OS_ACQUIRE_SPINLOCK(&softs->devlist_lock);
for(i = 0; i < PQI_MAX_DEVICES; i++) { for(i = 0; i < PQI_MAX_DEVICES; i++) {
for(j = 0; j < PQI_MAX_MULTILUN; j++) { for(j = 0; j < PQI_MAX_MULTILUN; j++) {
if(softs->device_list[i][j] == NULL) if(softs->device_list[i][j] == NULL)
continue; continue;
device = softs->device_list[i][j]; device = softs->device_list[i][j];
device->device_gone = true; device->device_gone = true;
} }
} }
Show All 39 Linespqisrc_update_device_list(pqisrc_softstate_t *softs,
/* Process all new devices. */ /* Process all new devices. */
for (i = 0, nadded = 0; i < num_new_devices; i++) { for (i = 0, nadded = 0; i < num_new_devices; i++) {
device = new_device_list[i]; device = new_device_list[i];
if (!device->new_device) if (!device->new_device)
continue; continue;
if (device->volume_offline) if (device->volume_offline)
continue; continue;
/* physical device */ /* physical device */
if (!pqisrc_is_logical_device(device)) { if (!pqisrc_is_logical_device(device)) {
tid = pqisrc_alloc_tid(softs); tid = pqisrc_alloc_tid(softs);
if(INVALID_ELEM != tid) if(INVALID_ELEM != tid)
pqisrc_set_btl(device, PQI_PHYSICAL_DEVICE_BUS, tid, 0); pqisrc_set_btl(device, PQI_PHYSICAL_DEVICE_BUS, tid, 0);
} }
/* This is not expected. We may lose the reference to the old device entry.
* If the target & lun ids are same, it is supposed to detect as an existing
* device, and not as a new device
*/
if(softs->device_list[device->target][device->lun] != NULL) {
DBG_WARN("Overwriting T : %d L :%d\n",device->target,device->lun);
}
softs->device_list[device->target][device->lun] = device; softs->device_list[device->target][device->lun] = device;
DBG_DISC("Added device %p at B : %d T : %d L : %d\n",device, DBG_DISC("Added device %p at B : %d T : %d L : %d\n",device,
device->bus,device->target,device->lun); device->bus,device->target,device->lun);
/* To prevent this entry from being freed later. */ /* To prevent this entry from being freed later. */
new_device_list[i] = NULL; new_device_list[i] = NULL;
added[nadded] = device; added[nadded] = device;
nadded++; nadded++;
} }
pqisrc_update_log_dev_qdepth(softs);
for(i = 0; i < PQI_MAX_DEVICES; i++) { for(i = 0; i < PQI_MAX_DEVICES; i++) {
for(j = 0; j < PQI_MAX_MULTILUN; j++) { for(j = 0; j < PQI_MAX_MULTILUN; j++) {
if(softs->device_list[i][j] == NULL) if(softs->device_list[i][j] == NULL)
continue; continue;
device = softs->device_list[i][j]; device = softs->device_list[i][j];
device->offload_enabled = device->offload_enabled_pending; device->offload_enabled = device->offload_enabled_pending;
} }
} }
OS_RELEASE_SPINLOCK(&softs->devlist_lock); OS_RELEASE_SPINLOCK(&softs->devlist_lock);
for(i = 0; i < nremoved; i++) { for(i = 0; i < nremoved; i++) {
device = removed[i]; device = removed[i];
if (device == NULL) if (device == NULL)
continue; continue;
pqisrc_remove_device(softs, device);
pqisrc_display_device_info(softs, "removed", device); pqisrc_display_device_info(softs, "removed", device);
pqisrc_remove_device(softs, device);
} }
for(i = 0; i < PQI_MAX_DEVICES; i++) { for(i = 0; i < PQI_MAX_DEVICES; i++) {
for(j = 0; j < PQI_MAX_MULTILUN; j++) { for(j = 0; j < PQI_MAX_MULTILUN; j++) {
if(softs->device_list[i][j] == NULL) if(softs->device_list[i][j] == NULL)
continue; continue;
device = softs->device_list[i][j]; device = softs->device_list[i][j];
/* /*
* Notify the OS upper layer if the queue depth of any existing device has * Notify the OS upper layer if the queue depth of any existing device has
* changed. * changed.
*/ */
if (device->queue_depth != if (device->queue_depth !=
device->advertised_queue_depth) { device->advertised_queue_depth) {
device->advertised_queue_depth = device->queue_depth; device->advertised_queue_depth = device->queue_depth;
/* TBD: Call OS upper layer function to change device Q depth */ /* TBD: Call OS upper layer function to change device Q depth */
} }
if (device->firmware_queue_depth_set == false)
driver_queue_depth_flag = true;
} }
} }
/*
* If firmware queue depth is corrupt or not working
* use driver method to re-calculate the queue depth
* for all logical devices
*/
if (driver_queue_depth_flag)
pqisrc_update_log_dev_qdepth(softs);
for(i = 0; i < nadded; i++) { for(i = 0; i < nadded; i++) {
device = added[i]; device = added[i];
if (device->expose_device) { if (device->expose_device) {
ret = pqisrc_add_device(softs, device); ret = pqisrc_add_device(softs, device);
if (ret) { if (ret) {
DBG_WARN("scsi %d:%d:%d addition failed, device not added\n", DBG_WARN("scsi %d:%d:%d addition failed, device not added\n",
device->bus, device->target, device->bus, device->target,
device->lun); device->lun);
Show All 16 Lines if (device->volume_offline) {
pqisrc_display_volume_status(softs, device); pqisrc_display_volume_status(softs, device);
pqisrc_display_device_info(softs, "offline", device); pqisrc_display_device_info(softs, "offline", device);
} }
} }
free_and_out: free_and_out:
if (added) if (added)
os_mem_free(softs, (char *)added, os_mem_free(softs, (char *)added,
sizeof(*added) * PQI_MAX_DEVICES); sizeof(*added) * PQI_MAX_DEVICES);
if (removed) if (removed)
os_mem_free(softs, (char *)removed, os_mem_free(softs, (char *)removed,
sizeof(*removed) * PQI_MAX_DEVICES); sizeof(*removed) * PQI_MAX_DEVICES);
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }
/* /*
* Let the Adapter know about driver version using one of BMIC * Let the Adapter know about driver version using one of BMIC
* BMIC_WRITE_HOST_WELLNESS * BMIC_WRITE_HOST_WELLNESS
*/ */
int pqisrc_write_driver_version_to_host_wellness(pqisrc_softstate_t *softs) int
pqisrc_write_driver_version_to_host_wellness(pqisrc_softstate_t *softs)
{ {
int rval = PQI_STATUS_SUCCESS; int rval = PQI_STATUS_SUCCESS;
struct bmic_host_wellness_driver_version *host_wellness_driver_ver; struct bmic_host_wellness_driver_version *host_wellness_driver_ver;
size_t data_length; size_t data_length;
pqisrc_raid_req_t request; pqisrc_raid_req_t request;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
memset(&request, 0, sizeof(request)); memset(&request, 0, sizeof(request));
data_length = sizeof(*host_wellness_driver_ver); data_length = sizeof(*host_wellness_driver_ver);
host_wellness_driver_ver = os_mem_alloc(softs, data_length); host_wellness_driver_ver = os_mem_alloc(softs, data_length);
if (!host_wellness_driver_ver) { if (!host_wellness_driver_ver) {
DBG_ERR("failed to allocate memory for host wellness driver_version\n"); DBG_ERR("failed to allocate memory for host wellness driver_version\n");
return PQI_STATUS_FAILURE; return PQI_STATUS_FAILURE;
} }
host_wellness_driver_ver->start_tag[0] = '<'; host_wellness_driver_ver->start_tag[0] = '<';
host_wellness_driver_ver->start_tag[1] = 'H'; host_wellness_driver_ver->start_tag[1] = 'H';
host_wellness_driver_ver->start_tag[2] = 'W'; host_wellness_driver_ver->start_tag[2] = 'W';
host_wellness_driver_ver->start_tag[3] = '>'; host_wellness_driver_ver->start_tag[3] = '>';
host_wellness_driver_ver->driver_version_tag[0] = 'D'; host_wellness_driver_ver->driver_version_tag[0] = 'D';
host_wellness_driver_ver->driver_version_tag[1] = 'V'; host_wellness_driver_ver->driver_version_tag[1] = 'V';
host_wellness_driver_ver->driver_version_length = LE_16(sizeof(host_wellness_driver_ver->driver_version)); host_wellness_driver_ver->driver_version_length = LE_16(sizeof(host_wellness_driver_ver->driver_version));
strncpy(host_wellness_driver_ver->driver_version, softs->os_name, strncpy(host_wellness_driver_ver->driver_version, softs->os_name,
sizeof(host_wellness_driver_ver->driver_version)); sizeof(host_wellness_driver_ver->driver_version));
if (strlen(softs->os_name) < sizeof(host_wellness_driver_ver->driver_version) ) { if (strlen(softs->os_name) < sizeof(host_wellness_driver_ver->driver_version) ) {
strncpy(host_wellness_driver_ver->driver_version + strlen(softs->os_name), PQISRC_DRIVER_VERSION, strncpy(host_wellness_driver_ver->driver_version + strlen(softs->os_name), PQISRC_DRIVER_VERSION,
sizeof(host_wellness_driver_ver->driver_version) - strlen(softs->os_name)); sizeof(host_wellness_driver_ver->driver_version) - strlen(softs->os_name));
} else { } else {
DBG_DISC("OS name length(%lu) is longer than buffer of driver_version\n", DBG_DISC("OS name length(%lu) is longer than buffer of driver_version\n",
strlen(softs->os_name)); strlen(softs->os_name));
} }
host_wellness_driver_ver->driver_version[sizeof(host_wellness_driver_ver->driver_version) - 1] = '\0'; host_wellness_driver_ver->driver_version[sizeof(host_wellness_driver_ver->driver_version) - 1] = '\0';
host_wellness_driver_ver->end_tag[0] = 'Z'; host_wellness_driver_ver->end_tag[0] = 'Z';
host_wellness_driver_ver->end_tag[1] = 'Z'; host_wellness_driver_ver->end_tag[1] = 'Z';
rval = pqisrc_build_send_raid_request(softs, &request, host_wellness_driver_ver,data_length, rval = pqisrc_build_send_raid_request(softs, &request, host_wellness_driver_ver,data_length,
BMIC_WRITE_HOST_WELLNESS, 0, (uint8_t *)RAID_CTLR_LUNID, NULL); BMIC_WRITE_HOST_WELLNESS, 0, (uint8_t *)RAID_CTLR_LUNID, NULL);
os_mem_free(softs, (char *)host_wellness_driver_ver, data_length); os_mem_free(softs, (char *)host_wellness_driver_ver, data_length);
DBG_FUNC("OUT"); DBG_FUNC("OUT");
return rval; return rval;
} }
/* /*
* Write current RTC time from host to the adapter using * Write current RTC time from host to the adapter using
* BMIC_WRITE_HOST_WELLNESS * BMIC_WRITE_HOST_WELLNESS
*/ */
int pqisrc_write_current_time_to_host_wellness(pqisrc_softstate_t *softs) int
pqisrc_write_current_time_to_host_wellness(pqisrc_softstate_t *softs)
{ {
int rval = PQI_STATUS_SUCCESS; int rval = PQI_STATUS_SUCCESS;
struct bmic_host_wellness_time *host_wellness_time; struct bmic_host_wellness_time *host_wellness_time;
size_t data_length; size_t data_length;
pqisrc_raid_req_t request; pqisrc_raid_req_t request;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
memset(&request, 0, sizeof(request)); memset(&request, 0, sizeof(request));
data_length = sizeof(*host_wellness_time); data_length = sizeof(*host_wellness_time);
host_wellness_time = os_mem_alloc(softs, data_length); host_wellness_time = os_mem_alloc(softs, data_length);
if (!host_wellness_time) { if (!host_wellness_time) {
DBG_ERR("failed to allocate memory for host wellness time structure\n"); DBG_ERR("failed to allocate memory for host wellness time structure\n");
return PQI_STATUS_FAILURE; return PQI_STATUS_FAILURE;
} }
host_wellness_time->start_tag[0] = '<'; host_wellness_time->start_tag[0] = '<';
host_wellness_time->start_tag[1] = 'H'; host_wellness_time->start_tag[1] = 'H';
host_wellness_time->start_tag[2] = 'W'; host_wellness_time->start_tag[2] = 'W';
host_wellness_time->start_tag[3] = '>'; host_wellness_time->start_tag[3] = '>';
host_wellness_time->time_tag[0] = 'T'; host_wellness_time->time_tag[0] = 'T';
host_wellness_time->time_tag[1] = 'D'; host_wellness_time->time_tag[1] = 'D';
host_wellness_time->time_length = LE_16(offsetof(struct bmic_host_wellness_time, time_length) - host_wellness_time->time_length = LE_16(offsetof(struct bmic_host_wellness_time, time_length) -
offsetof(struct bmic_host_wellness_time, century)); offsetof(struct bmic_host_wellness_time, century));
os_get_time(host_wellness_time); os_get_time(host_wellness_time);
host_wellness_time->dont_write_tag[0] = 'D'; host_wellness_time->dont_write_tag[0] = 'D';
host_wellness_time->dont_write_tag[1] = 'W'; host_wellness_time->dont_write_tag[1] = 'W';
host_wellness_time->end_tag[0] = 'Z'; host_wellness_time->end_tag[0] = 'Z';
host_wellness_time->end_tag[1] = 'Z'; host_wellness_time->end_tag[1] = 'Z';
rval = pqisrc_build_send_raid_request(softs, &request, host_wellness_time,data_length, rval = pqisrc_build_send_raid_request(softs, &request, host_wellness_time,data_length,
BMIC_WRITE_HOST_WELLNESS, 0, (uint8_t *)RAID_CTLR_LUNID, NULL); BMIC_WRITE_HOST_WELLNESS, 0, (uint8_t *)RAID_CTLR_LUNID, NULL);
os_mem_free(softs, (char *)host_wellness_time, data_length); os_mem_free(softs, (char *)host_wellness_time, data_length);
DBG_FUNC("OUT"); DBG_FUNC("OUT");
return rval; return rval;
} }
/* /*
* Function used to perform a rescan of scsi devices * Function used to perform a rescan of scsi devices
* for any config change events * for any config change events
*/ */
int pqisrc_scan_devices(pqisrc_softstate_t *softs) int
pqisrc_scan_devices(pqisrc_softstate_t *softs)
{ {
boolean_t is_physical_device; boolean_t is_physical_device;
int ret = PQI_STATUS_FAILURE; int ret = PQI_STATUS_FAILURE;
int i; int i;
int new_dev_cnt; int new_dev_cnt;
int phy_log_dev_cnt; int phy_log_dev_cnt;
size_t queue_log_data_length;
uint8_t *scsi3addr; uint8_t *scsi3addr;
uint8_t multiplier;
uint16_t qdepth;
uint32_t physical_cnt; uint32_t physical_cnt;
uint32_t logical_cnt; uint32_t logical_cnt;
uint32_t logical_queue_cnt;
uint32_t ndev_allocated = 0; uint32_t ndev_allocated = 0;
size_t phys_data_length, log_data_length; size_t phys_data_length, log_data_length;
reportlun_data_ext_t *physical_dev_list = NULL; reportlun_data_ext_t *physical_dev_list = NULL;
reportlun_data_ext_t *logical_dev_list = NULL; reportlun_data_ext_t *logical_dev_list = NULL;
reportlun_ext_entry_t *lun_ext_entry = NULL; reportlun_ext_entry_t *lun_ext_entry = NULL;
reportlun_queue_depth_data_t *logical_queue_dev_list = NULL;
bmic_ident_physdev_t *bmic_phy_info = NULL; bmic_ident_physdev_t *bmic_phy_info = NULL;
pqi_scsi_dev_t **new_device_list = NULL; pqi_scsi_dev_t **new_device_list = NULL;
pqi_scsi_dev_t *device = NULL; pqi_scsi_dev_t *device = NULL;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
ret = pqisrc_get_phys_log_device_list(softs, &physical_dev_list, &logical_dev_list, ret = pqisrc_get_phys_log_device_list(softs, &physical_dev_list, &logical_dev_list,
&logical_queue_dev_list, &queue_log_data_length,
&phys_data_length, &log_data_length); &phys_data_length, &log_data_length);
if (ret) if (ret)
goto err_out; goto err_out;
physical_cnt = BE_32(physical_dev_list->header.list_length) physical_cnt = BE_32(physical_dev_list->header.list_length)
/ sizeof(physical_dev_list->lun_entries[0]); / sizeof(physical_dev_list->lun_entries[0]);
logical_cnt = BE_32(logical_dev_list->header.list_length) logical_cnt = BE_32(logical_dev_list->header.list_length)
/ sizeof(logical_dev_list->lun_entries[0]); / sizeof(logical_dev_list->lun_entries[0]);
DBG_DISC("physical_cnt %d logical_cnt %d\n", physical_cnt, logical_cnt); logical_queue_cnt = BE_32(logical_queue_dev_list->header.list_length)
/ sizeof(logical_queue_dev_list->lun_entries[0]);
DBG_DISC("physical_cnt %d logical_cnt %d queue_cnt %d\n", physical_cnt, logical_cnt, logical_queue_cnt);
if (physical_cnt) { if (physical_cnt) {
bmic_phy_info = os_mem_alloc(softs, sizeof(*bmic_phy_info)); bmic_phy_info = os_mem_alloc(softs, sizeof(*bmic_phy_info));
if (bmic_phy_info == NULL) { if (bmic_phy_info == NULL) {
ret = PQI_STATUS_FAILURE; ret = PQI_STATUS_FAILURE;
DBG_ERR("failed to allocate memory for BMIC ID PHYS Device : %d\n", ret); DBG_ERR("failed to allocate memory for BMIC ID PHYS Device : %d\n", ret);
goto err_out; goto err_out;
} }
} }
Show All 27 Lines if (i < physical_cnt) {
lun_ext_entry = &physical_dev_list->lun_entries[i]; lun_ext_entry = &physical_dev_list->lun_entries[i];
} else { } else {
is_physical_device = false; is_physical_device = false;
lun_ext_entry = lun_ext_entry =
&logical_dev_list->lun_entries[i - physical_cnt]; &logical_dev_list->lun_entries[i - physical_cnt];
} }
scsi3addr = lun_ext_entry->lunid; scsi3addr = lun_ext_entry->lunid;
/* Save the target sas adderess for external raid device */ /* Save the target sas adderess for external raid device */
if(lun_ext_entry->device_type == CONTROLLER_DEVICE) { if(lun_ext_entry->device_type == CONTROLLER_DEVICE) {
int target = lun_ext_entry->lunid[3] & 0x3f; int target = lun_ext_entry->lunid[3] & 0x3f;
softs->target_sas_addr[target] = BE_64(lun_ext_entry->wwid); softs->target_sas_addr[target] = BE_64(lun_ext_entry->wwid);
} }
/* Skip masked physical non-disk devices. */ /* Skip masked physical non-disk devices. */
if (MASKED_DEVICE(scsi3addr) && is_physical_device if (MASKED_DEVICE(scsi3addr) && is_physical_device
&& (lun_ext_entry->ioaccel_handle == 0)) && (lun_ext_entry->ioaccel_handle == 0))
continue; continue;
device = new_device_list[new_dev_cnt]; device = new_device_list[new_dev_cnt];
memset(device, 0, sizeof(*device)); memset(device, 0, sizeof(*device));
memcpy(device->scsi3addr, scsi3addr, sizeof(device->scsi3addr)); memcpy(device->scsi3addr, scsi3addr, sizeof(device->scsi3addr));
device->wwid = lun_ext_entry->wwid; device->wwid = lun_ext_entry->wwid;
device->is_physical_device = is_physical_device; device->is_physical_device = is_physical_device;
if (!is_physical_device) if (!is_physical_device) {
device->is_external_raid_device = device->is_external_raid_device =
pqisrc_is_external_raid_addr(scsi3addr); pqisrc_is_external_raid_addr(scsi3addr);
/* The multiplier is the value we multiply the queue
* depth value with to get the actual queue depth.
* If multiplier is 1 multiply by 256 if
* multiplier 0 then multiply by 16 */
multiplier = logical_queue_dev_list->lun_entries[i - physical_cnt].multiplier;
qdepth = logical_queue_dev_list->lun_entries[i - physical_cnt].queue_depth;
if (multiplier) {
device->firmware_queue_depth_set = true;
device->queue_depth = qdepth*256;
} else {
device->firmware_queue_depth_set = true;
device->queue_depth = qdepth*16;
}
if (device->queue_depth > softs->adapterQDepth) {
device->firmware_queue_depth_set = true;
device->queue_depth = softs->adapterQDepth;
}
if ((multiplier == 1) &&
(qdepth <= 0 || qdepth >= MAX_RAW_M256_QDEPTH))
device->firmware_queue_depth_set = false;
if ((multiplier == 0) &&
(qdepth <= 0 || qdepth >= MAX_RAW_M16_QDEPTH))
device->firmware_queue_depth_set = false;
}
/* Get device type, vendor, model, device ID. */ /* Get device type, vendor, model, device ID. */
ret = pqisrc_get_dev_data(softs, device); ret = pqisrc_get_dev_data(softs, device);
if (ret) { if (ret) {
DBG_WARN("Inquiry failed, skipping device %016llx\n", DBG_WARN("Inquiry failed, skipping device %016llx\n",
(unsigned long long)BE_64(device->scsi3addr[0])); (unsigned long long)BE_64(device->scsi3addr[0]));
DBG_DISC("INQUIRY FAILED \n"); DBG_DISC("INQUIRY FAILED \n");
continue; continue;
} }
/* Set controller queue depth to what
* it was from the scsi midlayer */
if (device->devtype == RAID_DEVICE) {
device->firmware_queue_depth_set = true;
device->queue_depth = softs->adapterQDepth;
}
pqisrc_assign_btl(device); pqisrc_assign_btl(device);
/* /*
* Expose all devices except for physical devices that * Expose all devices except for physical devices that
* are masked. * are masked.
*/ */
if (device->is_physical_device && if (device->is_physical_device &&
MASKED_DEVICE(scsi3addr)) MASKED_DEVICE(scsi3addr))
Show All 29 Lines case ZBC_DEVICE:
} }
new_dev_cnt++; new_dev_cnt++;
break; break;
case ENCLOSURE_DEVICE: case ENCLOSURE_DEVICE:
if (device->is_physical_device) { if (device->is_physical_device) {
device->sas_address = BE_64(lun_ext_entry->wwid); device->sas_address = BE_64(lun_ext_entry->wwid);
} }
new_dev_cnt++; new_dev_cnt++;
break; break;
case TAPE_DEVICE: case TAPE_DEVICE:
case MEDIUM_CHANGER_DEVICE: case MEDIUM_CHANGER_DEVICE:
new_dev_cnt++; new_dev_cnt++;
break; break;
case RAID_DEVICE: case RAID_DEVICE:
/* /*
* Only present the HBA controller itself as a RAID * Only present the HBA controller itself as a RAID
* controller. If it's a RAID controller other than * controller. If it's a RAID controller other than
* the HBA itself (an external RAID controller, MSA500 * the HBA itself (an external RAID controller, MSA500
* or similar), don't present it. * or similar), don't present it.
*/ */
if (pqisrc_is_hba_lunid(scsi3addr)) if (pqisrc_is_hba_lunid(scsi3addr))
new_dev_cnt++; new_dev_cnt++;
break; break;
case SES_DEVICE: case SES_DEVICE:
case CONTROLLER_DEVICE: case CONTROLLER_DEVICE:
default:
break; break;
} }
} }
DBG_DISC("new_dev_cnt %d\n", new_dev_cnt); DBG_DISC("new_dev_cnt %d\n", new_dev_cnt);
pqisrc_update_device_list(softs, new_device_list, new_dev_cnt); pqisrc_update_device_list(softs, new_device_list, new_dev_cnt);
err_out: err_out:
if (new_device_list) { if (new_device_list) {
for (i = 0; i < ndev_allocated; i++) { for (i = 0; i < ndev_allocated; i++) {
if (new_device_list[i]) { if (new_device_list[i]) {
if(new_device_list[i]->raid_map) if(new_device_list[i]->raid_map)
os_mem_free(softs, (char *)new_device_list[i]->raid_map, os_mem_free(softs, (char *)new_device_list[i]->raid_map,
sizeof(pqisrc_raid_map_t)); sizeof(pqisrc_raid_map_t));
os_mem_free(softs, (char*)new_device_list[i], os_mem_free(softs, (char*)new_device_list[i],
sizeof(*new_device_list[i])); sizeof(*new_device_list[i]));
} }
} }
os_mem_free(softs, (char *)new_device_list, os_mem_free(softs, (char *)new_device_list,
sizeof(*new_device_list) * ndev_allocated); sizeof(*new_device_list) * ndev_allocated);
} }
if(physical_dev_list) if(physical_dev_list)
os_mem_free(softs, (char *)physical_dev_list, phys_data_length); os_mem_free(softs, (char *)physical_dev_list, phys_data_length);
if(logical_dev_list) if(logical_dev_list)
os_mem_free(softs, (char *)logical_dev_list, log_data_length); os_mem_free(softs, (char *)logical_dev_list, log_data_length);
if(logical_queue_dev_list)
os_mem_free(softs, (char*)logical_queue_dev_list,
queue_log_data_length);
if (bmic_phy_info) if (bmic_phy_info)
os_mem_free(softs, (char *)bmic_phy_info, sizeof(*bmic_phy_info)); os_mem_free(softs, (char *)bmic_phy_info, sizeof(*bmic_phy_info));
DBG_FUNC("OUT \n"); DBG_FUNC("OUT \n");
return ret; return ret;
} }
/* /*
* Clean up memory allocated for devices. * Clean up memory allocated for devices.
*/ */
void pqisrc_cleanup_devices(pqisrc_softstate_t *softs) void
pqisrc_cleanup_devices(pqisrc_softstate_t *softs)
{ {
int i = 0,j = 0; int i = 0,j = 0;
pqi_scsi_dev_t *dvp = NULL; pqi_scsi_dev_t *dvp = NULL;
DBG_FUNC("IN\n"); DBG_FUNC("IN\n");
for(i = 0; i < PQI_MAX_DEVICES; i++) { for(i = 0; i < PQI_MAX_DEVICES; i++) {
for(j = 0; j < PQI_MAX_MULTILUN; j++) { for(j = 0; j < PQI_MAX_MULTILUN; j++) {
if (softs->device_list[i][j] == NULL) if (softs->device_list[i][j] == NULL)
continue; continue;
dvp = softs->device_list[i][j]; dvp = softs->device_list[i][j];
pqisrc_device_mem_free(softs, dvp); pqisrc_device_mem_free(softs, dvp);
} }
} }
DBG_FUNC("OUT\n"); DBG_FUNC("OUT\n");
} }