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78ee8d1c4c
QAT in-tree driver ported from out-of-tree release available from 01.org. The driver exposes complete cryptography and data compression API in the kernel and integrates with Open Crypto Framework. Details of supported operations, devices and usage can be found in man and on 01.org. Patch co-authored by: Krzysztof Zdziarski <krzysztofx.zdziarski@intel.com> Patch co-authored by: Michal Jaraczewski <michalx.jaraczewski@intel.com> Patch co-authored by: Michal Gulbicki <michalx.gulbicki@intel.com> Patch co-authored by: Julian Grajkowski <julianx.grajkowski@intel.com> Patch co-authored by: Piotr Kasierski <piotrx.kasierski@intel.com> Patch co-authored by: Adam Czupryna <adamx.czupryna@intel.com> Patch co-authored by: Konrad Zelazny <konradx.zelazny@intel.com> Patch co-authored by: Katarzyna Rucinska <katarzynax.kargol@intel.com> Patch co-authored by: Lukasz Kolodzinski <lukaszx.kolodzinski@intel.com> Patch co-authored by: Zbigniew Jedlinski <zbigniewx.jedlinski@intel.com> Reviewed by: markj, jhb (OCF integration) Reviewed by: debdrup, pauamma (docs) Sponsored by: Intel Corporation Differential Revision: https://reviews.freebsd.org/D34632
135 lines
3.8 KiB
C
135 lines
3.8 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause */
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/* Copyright(c) 2007-2022 Intel Corporation */
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/* $FreeBSD$ */
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/**
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*****************************************************************************
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* @file dev_info.c
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*
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* @defgroup Device
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*
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* @description
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* This file contains implementation of functions for device level APIs
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*
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*****************************************************************************/
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/* QAT-API includes */
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#include "cpa_dev.h"
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#include "icp_accel_devices.h"
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#include "lac_common.h"
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#include "icp_adf_cfg.h"
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#include "lac_sal_types.h"
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#include "icp_adf_accel_mgr.h"
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#include "sal_string_parse.h"
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#include "lac_sal.h"
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CpaStatus
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cpaGetNumDevices(Cpa16U *numDevices)
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{
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LAC_CHECK_NULL_PARAM(numDevices);
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return icp_amgr_getNumInstances(numDevices);
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}
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CpaStatus
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cpaGetDeviceInfo(Cpa16U device, CpaDeviceInfo *deviceInfo)
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{
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CpaStatus status = CPA_STATUS_SUCCESS;
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icp_accel_dev_t *pDevice = NULL;
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Cpa16U numDevicesAvail = 0;
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Cpa32U capabilitiesMask = 0;
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Cpa32U enabledServices = 0;
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LAC_CHECK_NULL_PARAM(deviceInfo);
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status = icp_amgr_getNumInstances(&numDevicesAvail);
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/* Check if the application is not attempting to access a
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* device that does not exist.
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*/
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if (0 == numDevicesAvail) {
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QAT_UTILS_LOG("Failed to retrieve number of devices!\n");
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return CPA_STATUS_FAIL;
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}
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if (device >= numDevicesAvail) {
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QAT_UTILS_LOG(
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"Invalid device access! Number of devices available: %d.\n",
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numDevicesAvail);
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return CPA_STATUS_FAIL;
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}
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/* Clear the entire capability structure before initialising it */
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memset(deviceInfo, 0x00, sizeof(CpaDeviceInfo));
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/* Bus/Device/Function should be 0xFF until initialised */
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deviceInfo->bdf = 0xffff;
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pDevice = icp_adf_getAccelDevByAccelId(device);
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if (NULL == pDevice) {
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QAT_UTILS_LOG("Failed to retrieve device.\n");
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return status;
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}
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/* Device of interest is found, retrieve the information for it */
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deviceInfo->sku = pDevice->sku;
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deviceInfo->deviceId = pDevice->pciDevId;
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deviceInfo->bdf = icp_adf_get_busAddress(pDevice->accelId);
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deviceInfo->numaNode = pDevice->pkg_id;
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if (DEVICE_DH895XCCVF == pDevice->deviceType ||
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DEVICE_C62XVF == pDevice->deviceType ||
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DEVICE_C3XXXVF == pDevice->deviceType ||
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DEVICE_C4XXXVF == pDevice->deviceType) {
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deviceInfo->isVf = CPA_TRUE;
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}
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status = SalCtrl_GetEnabledServices(pDevice, &enabledServices);
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if (CPA_STATUS_SUCCESS != status) {
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QAT_UTILS_LOG("Failed to retrieve enabled services!\n");
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return status;
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}
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status = icp_amgr_getAccelDevCapabilities(pDevice, &capabilitiesMask);
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if (CPA_STATUS_SUCCESS != status) {
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QAT_UTILS_LOG("Failed to retrieve accel capabilities mask!\n");
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return status;
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}
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/* Determine if Compression service is enabled */
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if (enabledServices & SAL_SERVICE_TYPE_COMPRESSION) {
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deviceInfo->dcEnabled =
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(((capabilitiesMask & ICP_ACCEL_CAPABILITIES_COMPRESSION) !=
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0) ?
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CPA_TRUE :
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CPA_FALSE);
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}
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/* Determine if Crypto service is enabled */
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if (enabledServices & SAL_SERVICE_TYPE_CRYPTO) {
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deviceInfo->cySymEnabled =
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(((capabilitiesMask &
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ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC)) ?
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CPA_TRUE :
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CPA_FALSE);
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deviceInfo->cyAsymEnabled =
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(((capabilitiesMask &
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ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC) != 0) ?
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CPA_TRUE :
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CPA_FALSE);
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}
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/* Determine if Crypto Sym service is enabled */
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if (enabledServices & SAL_SERVICE_TYPE_CRYPTO_SYM) {
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deviceInfo->cySymEnabled =
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(((capabilitiesMask &
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ICP_ACCEL_CAPABILITIES_CRYPTO_SYMMETRIC)) ?
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CPA_TRUE :
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CPA_FALSE);
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}
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/* Determine if Crypto Asym service is enabled */
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if (enabledServices & SAL_SERVICE_TYPE_CRYPTO_ASYM) {
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deviceInfo->cyAsymEnabled =
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(((capabilitiesMask &
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ICP_ACCEL_CAPABILITIES_CRYPTO_ASYMMETRIC) != 0) ?
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CPA_TRUE :
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CPA_FALSE);
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}
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deviceInfo->deviceMemorySizeAvailable = pDevice->deviceMemAvail;
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return status;
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}
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