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/* SPDX-License-Identifier: BSD-3-Clause */
/* Copyright(c) 2007-2026 Intel Corporation */
/**
*****************************************************************************
* @file sal_get_instances.c
*
* @defgroup SalCtrl Service Access Layer Controller
*
* @ingroup SalCtrl
*
* @description
* This file contains generic functions to get instances of a specified
* service type. Note these are complementary to the already existing
* service-specific functions.
*
*****************************************************************************/
/*
*******************************************************************************
* Include public/global header files
*******************************************************************************
*/
/* QAT-API includes */
#include "cpa.h"
#include "cpa_cy_common.h"
#include "cpa_cy_im.h"
#include "cpa_dc.h"
/* ADF includes */
#include "icp_accel_devices.h"
#include "icp_adf_accel_mgr.h"
/* SAL includes */
#include "lac_mem.h"
#include "lac_list.h"
#include "lac_sal_types.h"
#include "lac_sal_types_crypto.h"
/**
******************************************************************************
* @ingroup SalCtrl
* @description
* Get the total number of either sym, asym or cy instances
*****************************************************************************/
CpaStatus
Lac_GetCyNumInstancesByType(
const CpaAccelerationServiceType accelerationServiceType,
Cpa16U *pNumInstances)
{
CpaStatus status = CPA_STATUS_SUCCESS;
CpaInstanceHandle instanceHandle;
CpaInstanceInfo2 info;
icp_accel_dev_t **pAdfInsts = NULL;
icp_accel_dev_t *dev_addr = NULL;
sal_t *base_addr = NULL;
sal_list_t *list_temp = NULL;
Cpa16U num_accel_dev = 0;
Cpa16U num_inst = 0;
Cpa16U i = 0;
Cpa32U accel_capability = 0;
char *service = NULL;
LAC_CHECK_NULL_PARAM(pNumInstances);
*pNumInstances = 0;
switch (accelerationServiceType) {
case CPA_ACC_SVC_TYPE_CRYPTO_ASYM:
accel_capability = ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC;
service = "asym";
break;
case CPA_ACC_SVC_TYPE_CRYPTO_SYM:
accel_capability = ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC;
service = "sym";
break;
case CPA_ACC_SVC_TYPE_CRYPTO:
accel_capability = ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC |
ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC;
service = "cy";
break;
default:
QAT_UTILS_LOG("Invalid service type\n");
return CPA_STATUS_INVALID_PARAM;
}
/* Get the number of accel_dev in the system */
status = icp_amgr_getNumInstances(&num_accel_dev);
LAC_CHECK_STATUS(status);
/* Allocate memory to store addr of accel_devs */
pAdfInsts = malloc(num_accel_dev * sizeof(icp_accel_dev_t *),
M_QAT,
M_WAITOK | M_ZERO);
if (NULL == pAdfInsts) {
QAT_UTILS_LOG("Failed to allocate dev instance memory\n");
return CPA_STATUS_RESOURCE;
}
num_accel_dev = 0;
status = icp_amgr_getAllAccelDevByCapabilities(accel_capability,
pAdfInsts,
&num_accel_dev);
if (CPA_STATUS_SUCCESS != status) {
QAT_UTILS_LOG("No support for service %s\n", service);
free(pAdfInsts, M_QAT);
return status;
}
for (i = 0; i < num_accel_dev; i++) {
dev_addr = pAdfInsts[i];
if (NULL == dev_addr || NULL == dev_addr->pSalHandle) {
continue;
}
base_addr = dev_addr->pSalHandle;
if (CPA_ACC_SVC_TYPE_CRYPTO == accelerationServiceType) {
list_temp = base_addr->crypto_services;
while (NULL != list_temp) {
instanceHandle = SalList_getObject(list_temp);
status = cpaCyInstanceGetInfo2(instanceHandle,
&info);
if (CPA_STATUS_SUCCESS == status &&
CPA_TRUE == info.isPolled) {
num_inst++;
}
list_temp = SalList_next(list_temp);
}
}
if (CPA_ACC_SVC_TYPE_CRYPTO_ASYM == accelerationServiceType ||
CPA_ACC_SVC_TYPE_CRYPTO == accelerationServiceType) {
list_temp = base_addr->asym_services;
if ((NULL == list_temp) &&
(CPA_ACC_SVC_TYPE_CRYPTO !=
accelerationServiceType)) {
list_temp = base_addr->crypto_services;
}
while (NULL != list_temp) {
instanceHandle = SalList_getObject(list_temp);
status = cpaCyInstanceGetInfo2(instanceHandle,
&info);
if (CPA_STATUS_SUCCESS == status &&
CPA_TRUE == info.isPolled) {
num_inst++;
}
list_temp = SalList_next(list_temp);
}
}
if (CPA_ACC_SVC_TYPE_CRYPTO_SYM == accelerationServiceType ||
CPA_ACC_SVC_TYPE_CRYPTO == accelerationServiceType) {
list_temp = base_addr->sym_services;
if ((NULL == list_temp) &&
(CPA_ACC_SVC_TYPE_CRYPTO !=
accelerationServiceType)) {
list_temp = base_addr->crypto_services;
}
while (NULL != list_temp) {
instanceHandle = SalList_getObject(list_temp);
status = cpaCyInstanceGetInfo2(instanceHandle,
&info);
if (CPA_STATUS_SUCCESS == status &&
CPA_TRUE == info.isPolled) {
num_inst++;
}
list_temp = SalList_next(list_temp);
}
}
}
*pNumInstances = num_inst;
free(pAdfInsts, M_QAT);
return status;
}
/**
******************************************************************************
* @ingroup SalCtrl
* @description
* Get either sym, asym or cy instance
*****************************************************************************/
CpaStatus
Lac_GetCyInstancesByType(
const CpaAccelerationServiceType accelerationServiceType,
Cpa16U numInstances,
CpaInstanceHandle *pInstances)
{
CpaStatus status = CPA_STATUS_SUCCESS;
CpaInstanceHandle instanceHandle = NULL;
CpaInstanceInfo2 info;
icp_accel_dev_t **pAdfInsts = NULL;
icp_accel_dev_t *dev_addr = NULL;
sal_t *base_addr = NULL;
sal_list_t *list_temp = NULL;
Cpa16U num_accel_dev = 0;
Cpa16U num_allocated_instances = 0;
Cpa16U index = 0;
Cpa16U i = 0;
Cpa32U accel_capability = 0;
char *service = NULL;
LAC_CHECK_NULL_PARAM(pInstances);
if (0 == numInstances) {
QAT_UTILS_LOG("NumInstances is 0\n");
return CPA_STATUS_INVALID_PARAM;
}
switch (accelerationServiceType) {
case CPA_ACC_SVC_TYPE_CRYPTO_ASYM:
accel_capability = ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC;
service = "asym";
break;
case CPA_ACC_SVC_TYPE_CRYPTO_SYM:
accel_capability = ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC;
service = "sym";
break;
case CPA_ACC_SVC_TYPE_CRYPTO:
accel_capability = ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC |
ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC;
service = "cy";
break;
default:
QAT_UTILS_LOG("Invalid service type\n");
return CPA_STATUS_INVALID_PARAM;
}
/* Get the number of instances */
status = Lac_GetCyNumInstancesByType(accelerationServiceType,
&num_allocated_instances);
if (CPA_STATUS_SUCCESS != status) {
return status;
}
if (numInstances > num_allocated_instances) {
QAT_UTILS_LOG("Only %d instances available\n",
num_allocated_instances);
return CPA_STATUS_RESOURCE;
}
/* Get the number of accel devices in the system */
status = icp_amgr_getNumInstances(&num_accel_dev);
LAC_CHECK_STATUS(status);
/* Allocate memory to store addr of accel_devs */
pAdfInsts = malloc(num_accel_dev * sizeof(icp_accel_dev_t *),
M_QAT,
M_WAITOK | M_ZERO);
if (NULL == pAdfInsts) {
QAT_UTILS_LOG("Failed to allocate dev instance memory\n");
return CPA_STATUS_RESOURCE;
}
num_accel_dev = 0;
status = icp_amgr_getAllAccelDevByCapabilities(accel_capability,
pAdfInsts,
&num_accel_dev);
if (CPA_STATUS_SUCCESS != status) {
QAT_UTILS_LOG("No support for service %s\n", service);
free(pAdfInsts, M_QAT);
return status;
}
for (i = 0; i < num_accel_dev; i++) {
dev_addr = pAdfInsts[i];
/* Note dev_addr cannot be NULL here as numInstances = 0
* is not valid and if dev_addr = NULL then index = 0 (which
* is less than numInstances and status is set to _RESOURCE
* above)
*/
base_addr = dev_addr->pSalHandle;
if (NULL == base_addr) {
continue;
}
if (CPA_ACC_SVC_TYPE_CRYPTO == accelerationServiceType) {
list_temp = base_addr->crypto_services;
while (NULL != list_temp) {
if (index > (numInstances - 1))
break;
instanceHandle = SalList_getObject(list_temp);
status = cpaCyInstanceGetInfo2(instanceHandle,
&info);
list_temp = SalList_next(list_temp);
if (CPA_STATUS_SUCCESS != status ||
CPA_TRUE != info.isPolled) {
continue;
}
pInstances[index] = instanceHandle;
index++;
}
}
if (CPA_ACC_SVC_TYPE_CRYPTO_ASYM == accelerationServiceType ||
CPA_ACC_SVC_TYPE_CRYPTO == accelerationServiceType) {
list_temp = base_addr->asym_services;
if ((NULL == list_temp) &&
(CPA_ACC_SVC_TYPE_CRYPTO !=
accelerationServiceType)) {
list_temp = base_addr->crypto_services;
}
while (NULL != list_temp) {
if (index > (numInstances - 1))
break;
instanceHandle = SalList_getObject(list_temp);
status = cpaCyInstanceGetInfo2(instanceHandle,
&info);
list_temp = SalList_next(list_temp);
if (CPA_STATUS_SUCCESS != status ||
CPA_TRUE != info.isPolled) {
continue;
}
pInstances[index] = instanceHandle;
index++;
}
}
if (CPA_ACC_SVC_TYPE_CRYPTO_SYM == accelerationServiceType ||
CPA_ACC_SVC_TYPE_CRYPTO == accelerationServiceType) {
list_temp = base_addr->sym_services;
if ((NULL == list_temp) &&
(CPA_ACC_SVC_TYPE_CRYPTO !=
accelerationServiceType)) {
list_temp = base_addr->crypto_services;
}
while (NULL != list_temp) {
if (index > (numInstances - 1))
break;
instanceHandle = SalList_getObject(list_temp);
status = cpaCyInstanceGetInfo2(instanceHandle,
&info);
list_temp = SalList_next(list_temp);
if (CPA_STATUS_SUCCESS != status ||
CPA_TRUE != info.isPolled) {
continue;
}
pInstances[index] = instanceHandle;
index++;
}
}
}
free(pAdfInsts, M_QAT);
return status;
}
/**
******************************************************************************
* @ingroup SalCtrl
*****************************************************************************/
CpaStatus
cpaGetNumInstances(const CpaAccelerationServiceType accelerationServiceType,
Cpa16U *pNumInstances)
{
LAC_CHECK_NULL_PARAM(pNumInstances);
switch (accelerationServiceType) {
case CPA_ACC_SVC_TYPE_CRYPTO_ASYM:
case CPA_ACC_SVC_TYPE_CRYPTO_SYM:
case CPA_ACC_SVC_TYPE_CRYPTO:
return Lac_GetCyNumInstancesByType(accelerationServiceType,
pNumInstances);
case CPA_ACC_SVC_TYPE_DATA_COMPRESSION:
return cpaDcGetNumInstances(pNumInstances);
case CPA_ACC_SVC_TYPE_PATTERN_MATCH:
case CPA_ACC_SVC_TYPE_RAID:
case CPA_ACC_SVC_TYPE_XML:
QAT_UTILS_LOG("Unsupported service type\n");
return CPA_STATUS_UNSUPPORTED;
default:
QAT_UTILS_LOG("Invalid service type\n");
*pNumInstances = 0;
return CPA_STATUS_INVALID_PARAM;
}
}
/**
******************************************************************************
* @ingroup SalCtrl
*****************************************************************************/
CpaStatus
cpaGetInstances(const CpaAccelerationServiceType accelerationServiceType,
Cpa16U numInstances,
CpaInstanceHandle *pInstances)
{
LAC_CHECK_NULL_PARAM(pInstances);
switch (accelerationServiceType) {
case CPA_ACC_SVC_TYPE_CRYPTO_ASYM:
case CPA_ACC_SVC_TYPE_CRYPTO_SYM:
case CPA_ACC_SVC_TYPE_CRYPTO:
return Lac_GetCyInstancesByType(accelerationServiceType,
numInstances,
pInstances);
case CPA_ACC_SVC_TYPE_DATA_COMPRESSION:
return cpaDcGetInstances(numInstances, pInstances);
case CPA_ACC_SVC_TYPE_PATTERN_MATCH:
case CPA_ACC_SVC_TYPE_RAID:
case CPA_ACC_SVC_TYPE_XML:
QAT_UTILS_LOG("Unsupported service type\n");
return CPA_STATUS_UNSUPPORTED;
default:
QAT_UTILS_LOG("Invalid service type\n");
return CPA_STATUS_INVALID_PARAM;
}
}
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