/* SPDX-License-Identifier: BSD-3-Clause */
/* Copyright(c) 2007-2022 Intel Corporation */
/**
 *****************************************************************************
 * @file sal_statistics.c
 *
 * @defgroup SalStats  Sal Statistics
 *
 * @ingroup SalStats
 *
 * @description
 *    This file contains implementation of statistic related functions
 *
 *****************************************************************************/

#include "cpa.h"
#include "lac_common.h"
#include "lac_mem.h"
#include "icp_adf_cfg.h"
#include "icp_accel_devices.h"
#include "sal_statistics.h"

#include "icp_adf_debug.h"
#include "lac_sal_types.h"
#include "lac_sal.h"

/**
 ******************************************************************************
 * @ingroup SalStats
 *      Reads from the config file if the given statistic is enabled
 *
 * @description
 *      Reads from the config file if the given statistic is enabled
 *
 * @param[in]  device           Pointer to an acceleration device structure
 * @param[in]  statsName        Name of the config value to read the value from
 * @param[out] pIsEnabled       Pointer to a variable where information if the
 *                              given stat is enabled or disabled will be stored
 *
 * @retval  CPA_STATUS_SUCCESS          Operation successful
 * @retval  CPA_STATUS_INVALID_PARAM    Invalid param provided
 * @retval  CPA_STATUS_FAIL             Operation failed
 *
 ******************************************************************************/
static CpaStatus
SalStatistics_GetStatEnabled(icp_accel_dev_t *device,
                             const char *statsName,
                             CpaBoolean *pIsEnabled)
{
        CpaStatus status = CPA_STATUS_SUCCESS;
        char param_value[ADF_CFG_MAX_VAL_LEN_IN_BYTES] = { 0 };

        LAC_CHECK_NULL_PARAM(pIsEnabled);
        LAC_CHECK_NULL_PARAM(statsName);

        status = icp_adf_cfgGetParamValue(device,
                                          LAC_CFG_SECTION_GENERAL,
                                          statsName,
                                          param_value);

        if (CPA_STATUS_SUCCESS != status) {
                QAT_UTILS_LOG("Failed to get %s from configuration.\n",
                              statsName);
                return status;
        }

        if (0 == strncmp(param_value,
                         SAL_STATISTICS_STRING_OFF,
                         strlen(SAL_STATISTICS_STRING_OFF))) {
                *pIsEnabled = CPA_FALSE;
        } else {
                *pIsEnabled = CPA_TRUE;
        }

        return status;
}

/* @ingroup SalStats */
CpaStatus
SalStatistics_InitStatisticsCollection(icp_accel_dev_t *device)
{
        CpaStatus status = CPA_STATUS_SUCCESS;
        sal_statistics_collection_t *pStatsCollection = NULL;
        Cpa32U enabled_services = 0;

        LAC_CHECK_NULL_PARAM(device);

        pStatsCollection = LAC_OS_MALLOC(sizeof(sal_statistics_collection_t));
        if (NULL == pStatsCollection) {
                QAT_UTILS_LOG("Failed to allocate memory for statistic.\n");
                return CPA_STATUS_RESOURCE;
        }
        device->pQatStats = pStatsCollection;

        status = SalStatistics_GetStatEnabled(device,
                                              SAL_STATS_CFG_ENABLED,
                                              &pStatsCollection->bStatsEnabled);
        LAC_CHECK_STATUS(status);

        if (CPA_FALSE == pStatsCollection->bStatsEnabled) {
                pStatsCollection->bDcStatsEnabled = CPA_FALSE;
                pStatsCollection->bDhStatsEnabled = CPA_FALSE;
                pStatsCollection->bDsaStatsEnabled = CPA_FALSE;
                pStatsCollection->bEccStatsEnabled = CPA_FALSE;
                pStatsCollection->bKeyGenStatsEnabled = CPA_FALSE;
                pStatsCollection->bLnStatsEnabled = CPA_FALSE;
                pStatsCollection->bPrimeStatsEnabled = CPA_FALSE;
                pStatsCollection->bRsaStatsEnabled = CPA_FALSE;
                pStatsCollection->bSymStatsEnabled = CPA_FALSE;

                return status;
        }

        /* What services are enabled */
        status = SalCtrl_GetEnabledServices(device, &enabled_services);
        if (CPA_STATUS_SUCCESS != status) {
                QAT_UTILS_LOG("Failed to get enabled services.\n");
                return CPA_STATUS_FAIL;
        }

        /* Check if the compression service is enabled */
        if (SalCtrl_IsServiceEnabled(enabled_services,
                                     SAL_SERVICE_TYPE_COMPRESSION)) {
                status = SalStatistics_GetStatEnabled(
                    device,
                    SAL_STATS_CFG_DC,
                    &pStatsCollection->bDcStatsEnabled);
                LAC_CHECK_STATUS(status);
        }
        /* Check if the asym service is enabled */
        if (SalCtrl_IsServiceEnabled(enabled_services,
                                     SAL_SERVICE_TYPE_CRYPTO_ASYM) ||
            SalCtrl_IsServiceEnabled(enabled_services,
                                     SAL_SERVICE_TYPE_CRYPTO)) {
                status = SalStatistics_GetStatEnabled(
                    device,
                    SAL_STATS_CFG_DH,
                    &pStatsCollection->bDhStatsEnabled);
                LAC_CHECK_STATUS(status);

                status = SalStatistics_GetStatEnabled(
                    device,
                    SAL_STATS_CFG_DSA,
                    &pStatsCollection->bDsaStatsEnabled);
                LAC_CHECK_STATUS(status);

                status = SalStatistics_GetStatEnabled(
                    device,
                    SAL_STATS_CFG_ECC,
                    &pStatsCollection->bEccStatsEnabled);
                LAC_CHECK_STATUS(status);

                status = SalStatistics_GetStatEnabled(
                    device,
                    SAL_STATS_CFG_KEYGEN,
                    &pStatsCollection->bKeyGenStatsEnabled);
                LAC_CHECK_STATUS(status);

                status = SalStatistics_GetStatEnabled(
                    device,
                    SAL_STATS_CFG_LN,
                    &pStatsCollection->bLnStatsEnabled);
                LAC_CHECK_STATUS(status);

                status = SalStatistics_GetStatEnabled(
                    device,
                    SAL_STATS_CFG_PRIME,
                    &pStatsCollection->bPrimeStatsEnabled);
                LAC_CHECK_STATUS(status);

                status = SalStatistics_GetStatEnabled(
                    device,
                    SAL_STATS_CFG_RSA,
                    &pStatsCollection->bRsaStatsEnabled);
                LAC_CHECK_STATUS(status);
        }

        /* Check if the sym service is enabled */
        if (SalCtrl_IsServiceEnabled(enabled_services,
                                     SAL_SERVICE_TYPE_CRYPTO_SYM) ||
            SalCtrl_IsServiceEnabled(enabled_services,
                                     SAL_SERVICE_TYPE_CRYPTO)) {
                status = SalStatistics_GetStatEnabled(
                    device,
                    SAL_STATS_CFG_SYM,
                    &pStatsCollection->bSymStatsEnabled);
                LAC_CHECK_STATUS(status);
        }
        return status;
};

/* @ingroup SalStats */
CpaStatus
SalStatistics_CleanStatisticsCollection(icp_accel_dev_t *device)
{
        sal_statistics_collection_t *pStatsCollection = NULL;
        LAC_CHECK_NULL_PARAM(device);
        pStatsCollection = (sal_statistics_collection_t *)device->pQatStats;
        LAC_OS_FREE(pStatsCollection);
        device->pQatStats = NULL;
        return CPA_STATUS_SUCCESS;
}