1 /* SPDX-License-Identifier: BSD-3-Clause */
2 /* Copyright(c) 2007-2022 Intel Corporation */
3 /* $FreeBSD$ */
4 /**
5  *****************************************************************************
6  * @file dc_stats.c
7  *
8  * @ingroup Dc_DataCompression
9  *
10  * @description
11  *      Implementation of the Data Compression stats operations.
12  *
13  *****************************************************************************/
14 
15 /*
16  *******************************************************************************
17  * Include public/global header files
18  *******************************************************************************
19  */
20 #include "cpa.h"
21 #include "cpa_dc.h"
22 #include "icp_accel_devices.h"
23 #include "icp_adf_debug.h"
24 /*
25  *******************************************************************************
26  * Include private header files
27  *******************************************************************************
28  */
29 #include "lac_common.h"
30 #include "icp_accel_devices.h"
31 #include "sal_statistics.h"
32 #include "dc_session.h"
33 #include "dc_datapath.h"
34 #include "lac_mem_pools.h"
35 #include "sal_service_state.h"
36 #include "sal_types_compression.h"
37 #include "dc_stats.h"
38 
39 CpaStatus
40 dcStatsInit(sal_compression_service_t *pService)
41 {
42 	CpaStatus status = CPA_STATUS_SUCCESS;
43 
44 	pService->pCompStatsArr =
45 	    LAC_OS_MALLOC(COMPRESSION_NUM_STATS * sizeof(QatUtilsAtomic));
46 
47 	if (pService->pCompStatsArr == NULL) {
48 		status = CPA_STATUS_RESOURCE;
49 	}
50 
51 	if (CPA_STATUS_SUCCESS == status) {
52 		COMPRESSION_STATS_RESET(pService);
53 	}
54 
55 	return status;
56 }
57 
58 void
59 dcStatsFree(sal_compression_service_t *pService)
60 {
61 	if (NULL != pService->pCompStatsArr) {
62 		LAC_OS_FREE(pService->pCompStatsArr);
63 	}
64 }
65 
66 CpaStatus
67 cpaDcGetStats(CpaInstanceHandle dcInstance, CpaDcStats *pStatistics)
68 {
69 	sal_compression_service_t *pService = NULL;
70 	CpaInstanceHandle insHandle = NULL;
71 
72 	if (CPA_INSTANCE_HANDLE_SINGLE == dcInstance) {
73 		insHandle = dcGetFirstHandle();
74 	} else {
75 		insHandle = dcInstance;
76 	}
77 
78 	pService = (sal_compression_service_t *)insHandle;
79 
80 	LAC_CHECK_NULL_PARAM(insHandle);
81 	LAC_CHECK_NULL_PARAM(pStatistics);
82 	SAL_RUNNING_CHECK(insHandle);
83 
84 	SAL_CHECK_INSTANCE_TYPE(insHandle, SAL_SERVICE_TYPE_COMPRESSION);
85 
86 	/* Retrieves the statistics for compression */
87 	COMPRESSION_STATS_GET(pStatistics, pService);
88 
89 	return CPA_STATUS_SUCCESS;
90 }
91