Introduction

These APIs allows user to get performance information of RTOS based remote cores.

Data Structures
struct	app_perf_stats_cpu_load_t
	Summary of CPU load. More...

struct	app_perf_point_t
	Performance point, all time in units of usecs. More...

struct	app_perf_stats_cpu_task_stats_t
	CPU task statistics information. More...

struct	app_perf_stats_task_stats_t
	Detailed CPU Task Stats information. More...

struct	app_perf_stats_mem_stats_t
	Detailed CPU Mem Stats information. More...

struct	app_perf_stats_hwa_load_t
	HWA load information. More...

struct	app_perf_stats_hwa_stats_t
	HWA load information for all HWAs. More...

struct	app_perf_stats_ddr_stats_t
	DDR BW information. More...

struct	app_perf_stats_os_stats_t
	OS Resource usage information. More...

struct	app_perf_stats_tiovx_stats_t
	TIOVX resource usage information. More...

struct	app_perf_registration_t
	TIOVX registration functions. More...

Functions
int32_t	appPerfStatsInit ()
	Initialize perf statistics collector module. More...

int32_t	appPerfStatsInitRegister (app_perf_registration_t *reg_fxns)
	Initialize perf statistics collector module with registration functions. More...

int32_t	appPerfStatsRemoteServiceInit ()
	Initialize perf statistics collector module. More...

int32_t	appPerfStatsCpuLoadReset (uint32_t app_cpu_id)
	Reset CPU load statistics. More...

int32_t	appPerfStatsCpuLoadGet (uint32_t app_cpu_id, app_perf_stats_cpu_load_t *cpu_load)
	Get CPU peformance statistics. More...

int32_t	appPerfStatsCpuTaskStatsGet (uint32_t app_cpu_id, app_perf_stats_task_stats_t *cpu_stats)
	Get CPU peformance statistics. More...

int32_t	appPerfStatsCpuTaskStatsPrint (uint32_t app_cpu_id, app_perf_stats_task_stats_t *cpu_stats)
	Print CPU peformance statistics. More...

int32_t	appPerfStatsCpuTaskStacksStatsGet (uint32_t app_cpu_id, app_perf_stats_task_stats_t *cpu_stats)
	Get CPU task stack statistics. More...

int32_t	appPerfStatsCpuTaskStacksStatsPrint (uint32_t app_cpu_id, app_perf_stats_task_stats_t *cpu_stats)
	Print CPU task stack statistics. More...

int32_t	appPerfStatsCpuMemStatsGet (uint32_t app_cpu_id, app_perf_stats_mem_stats_t *cpu_stats)
	Get Memory statistics. More...

int32_t	appPerfStatsCpuMemStatsPrint (uint32_t app_cpu_id, app_perf_stats_mem_stats_t *cpu_stats)
	Print CPU peformance statistics. More...

int32_t	appPerfStatsCpuLoadPrint (uint32_t app_cpu_id, app_perf_stats_cpu_load_t *cpu_load)
	Print CPU load statistics. More...

int32_t	appPerfStatsCpuLoadPrintAll ()
	Print CPU load statistics for all enabled CPUs. More...

int32_t	appPerfStatsCpuOsStatsGet (uint32_t app_cpu_id, app_perf_stats_os_stats_t *os_stats)
	Get CPU OS statistics. More...

int32_t	appPerfStatsCpuTiovxStatsGet (uint32_t app_cpu_id, app_perf_stats_tiovx_stats_t *tiovx_stats)
	Get CPU TIOVX target statistics. More...

int32_t	appPerfStatsCpuOsStatsPrint (uint32_t app_cpu_id, app_perf_stats_os_stats_t *os_stats, uint32_t showPeak)
	Print CPU OS statistics. More...

int32_t	appPerfStatsCpuTiovxStatsPrint (uint32_t app_cpu_id, app_perf_stats_tiovx_stats_t *tiovx_stats)
	Print CPU TIOVX statistics. More...

int32_t	appPerfStatsCpuStatsPrintAll ()
	Print CPU peformance statistics for all enabled CPUs. More...

int32_t	appPerfStatsCpuLoadResetAll ()
	Reset CPU load calc for all enabled CPUs. More...

int32_t	appPerfStatsPrintAll ()
	Print all performance related information. More...

int32_t	appPerfStatsRegisterTask (void task_handle, const char name)
	Register a task for task load calculation. More...

int32_t	appPerfStatsDeInit ()
	De-Initialize perf statistics collector module. More...

void	appPerfPointSetName (app_perf_point_t prm, const char name)
	Set name for a performance point. More...

void	appPerfPointReset (app_perf_point_t *prm)
	Reset a performance point, MUST be called once before begin/end. More...

void	appPerfPointBegin (app_perf_point_t *prm)
	Start a performance point. More...

void	appPerfPointEnd (app_perf_point_t *prm)
	End a performance point. More...

void	appPerfPointPrint (app_perf_point_t *prm)
	Print a performance point. More...

void	appPerfPointPrintFPS (app_perf_point_t *prm)
	Print a performance point in units of FPS. More...

FILE *	appPerfStatsExportOpenFile (const char output_file_path, const char output_file_prefix)
	Opens a .md file and returns the pointer to application. More...

int32_t	appPerfStatsExportAll (FILE fp, app_perf_point_t perf_points[], uint32_t num_points)
	Exports the performance to a .md file. More...

int32_t	appPerfStatsExportCloseFile (FILE *fp)
	Closes performance file opened by appPerfStatsExportOpenFile. More...

void	appPerfStatsHwaUpdateLoad (app_perf_hwa_id_t id, uint32_t active_time_in_usecs, uint32_t pixels_processed)
	Update load numbers against a HWA. More...

int32_t	appPerfStatsHwaStatsGet (uint32_t app_cpu_id, app_perf_stats_hwa_stats_t *hwa_stats)
	Get HWA peformance statistics. More...

int32_t	appPerfStatsHwaLoadPrint (app_perf_stats_hwa_stats_t *hwa_load)
	Print HWA load statistics. More...

int32_t	appPerfStatsHwaLoadPrintAll ()
	Print HWA load statistics for all enabled CPUs. More...

int32_t	appPerfStatsHwaLoadResetAll ()
	Reset HWA load calc for all HWAs. More...

char *	appPerfStatsGetHwaName (app_perf_hwa_id_t hwa_id)
	Get HWA name. More...

int32_t	appPerfStatsDdrStatsGet (app_perf_stats_ddr_stats_t *ddr_stats)
	Get DDR BW statistics. More...

int32_t	appPerfStatsDdrStatsPrint (app_perf_stats_ddr_stats_t *ddr_load)
	Print DDR BW statistics. More...

int32_t	appPerfStatsDdrStatsPrintAll ()
	Print DDR BW statistics. More...

int32_t	appPerfStatsDdrStatsResetAll ()
	Reset DDR BW statistics. More...

void	appPerfStatsResetAll ()
	Reset all perf stats. More...

Typedefs
typedef void(*	tiovxStats_Fxn) (app_perf_stats_tiovx_stats_t *tiovx_stats)
	TIOVX registration function pointer. More...

Enumerations
enum	app_perf_hwa_id_t { APP_PERF_HWA_VPAC1_VISS, APP_PERF_HWA_VPAC1_LDC, APP_PERF_HWA_VPAC1_NF, APP_PERF_HWA_VPAC1_MSC0, APP_PERF_HWA_VPAC1_MSC1, APP_PERF_HWA_DOF, APP_PERF_HWA_SDE, APP_PERF_HWA_GPU, APP_PERF_HWA_MAX }
	HWA ID. More...

Macros
#define	APP_PERF_STATS_TASK_NAME_MAX (12u)
	Max size of task name string. More...

#define	APP_PERF_STATS_TASK_MAX (24u)
	Max number of tasks whoose information can be retrived. More...

#define	APP_PERF_POINT_NAME_MAX (16u)
	Max size of performance point name string. More...

#define	APP_PERF_POINT_MAX_FILENAME (256u)
	Max file name size for output. More...

#define	APP_PERF_MAX_LINE_SIZE (1024u)
	Max file line size for output. More...

Macro Definition Documentation

◆ APP_PERF_STATS_TASK_NAME_MAX

#define APP_PERF_STATS_TASK_NAME_MAX (12u)

Max size of task name string.

◆ APP_PERF_STATS_TASK_MAX

#define APP_PERF_STATS_TASK_MAX (24u)

Max number of tasks whoose information can be retrived.

◆ APP_PERF_POINT_NAME_MAX

#define APP_PERF_POINT_NAME_MAX (16u)

Max size of performance point name string.

◆ APP_PERF_POINT_MAX_FILENAME

#define APP_PERF_POINT_MAX_FILENAME (256u)

Max file name size for output.

◆ APP_PERF_MAX_LINE_SIZE

#define APP_PERF_MAX_LINE_SIZE (1024u)

Max file line size for output.

Typedef Documentation

◆ tiovxStats_Fxn

typedef void(* tiovxStats_Fxn) (app_perf_stats_tiovx_stats_t *tiovx_stats)

TIOVX registration function pointer.

Enumeration Type Documentation

◆ app_perf_hwa_id_t

enum app_perf_hwa_id_t

HWA ID.

Enumerator
APP_PERF_HWA_VPAC1_VISS
APP_PERF_HWA_VPAC1_LDC
APP_PERF_HWA_VPAC1_NF
APP_PERF_HWA_VPAC1_MSC0
APP_PERF_HWA_VPAC1_MSC1
APP_PERF_HWA_DOF
APP_PERF_HWA_SDE
APP_PERF_HWA_GPU
APP_PERF_HWA_MAX

Function Documentation

◆ appPerfStatsInit()

int32_t appPerfStatsInit ( )

Initialize perf statistics collector module.

RTOS only API MUST be called before any other API

◆ appPerfStatsInitRegister()

int32_t appPerfStatsInitRegister ( app_perf_registration_t * reg_fxns )

Initialize perf statistics collector module with registration functions.

RTOS only API MUST be called before any other API

◆ appPerfStatsRemoteServiceInit()

int32_t appPerfStatsRemoteServiceInit ( )

Initialize perf statistics collector module.

RTOS only API MUST be called after IPC init

◆ appPerfStatsCpuLoadReset()

int32_t appPerfStatsCpuLoadReset ( uint32_t app_cpu_id )

Reset CPU load statistics.

Linux, RTOS API

Parameters

app_cpu_id [in] CPU ID

◆ appPerfStatsCpuLoadGet()

int32_t appPerfStatsCpuLoadGet	(	uint32_t	app_cpu_id,
		app_perf_stats_cpu_load_t *	cpu_load
	)

Get CPU peformance statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
cpu_load	[out] CPU performance statistics

◆ appPerfStatsCpuTaskStatsGet()

int32_t appPerfStatsCpuTaskStatsGet	(	uint32_t	app_cpu_id,
		app_perf_stats_task_stats_t *	cpu_stats
	)

Get CPU peformance statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
cpu_stats	[out] CPU task performance statistics

Returns: 0 on success

◆ appPerfStatsCpuTaskStatsPrint()

int32_t appPerfStatsCpuTaskStatsPrint	(	uint32_t	app_cpu_id,
		app_perf_stats_task_stats_t *	cpu_stats
	)

Print CPU peformance statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
cpu_stats	[in] Detailed CPU task performance statistics

Returns: 0 on success

◆ appPerfStatsCpuTaskStacksStatsGet()

int32_t appPerfStatsCpuTaskStacksStatsGet	(	uint32_t	app_cpu_id,
		app_perf_stats_task_stats_t *	cpu_stats
	)

Get CPU task stack statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
cpu_stats	[out] CPU task stack statistics

Returns: 0 on success

◆ appPerfStatsCpuTaskStacksStatsPrint()

int32_t appPerfStatsCpuTaskStacksStatsPrint	(	uint32_t	app_cpu_id,
		app_perf_stats_task_stats_t *	cpu_stats
	)

Print CPU task stack statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
cpu_stats	[in] Detailed CPU task stack statistics

Returns: 0 on success

◆ appPerfStatsCpuMemStatsGet()

int32_t appPerfStatsCpuMemStatsGet	(	uint32_t	app_cpu_id,
		app_perf_stats_mem_stats_t *	cpu_stats
	)

Get Memory statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
cpu_stats	[out] CPU mem performance statistics

Returns: 0 on success

◆ appPerfStatsCpuMemStatsPrint()

int32_t appPerfStatsCpuMemStatsPrint	(	uint32_t	app_cpu_id,
		app_perf_stats_mem_stats_t *	cpu_stats
	)

Print CPU peformance statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
cpu_stats	[in] Detailed CPU mem performance statistics

Returns: 0 on success

◆ appPerfStatsCpuLoadPrint()

int32_t appPerfStatsCpuLoadPrint	(	uint32_t	app_cpu_id,
		app_perf_stats_cpu_load_t *	cpu_load
	)

Print CPU load statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
cpu_load	[in] CPU load statistics

Returns: 0 on success

◆ appPerfStatsCpuLoadPrintAll()

int32_t appPerfStatsCpuLoadPrintAll ( )

Print CPU load statistics for all enabled CPUs.

Linux, RTOS API

Returns: 0 on success

◆ appPerfStatsCpuOsStatsGet()

int32_t appPerfStatsCpuOsStatsGet	(	uint32_t	app_cpu_id,
		app_perf_stats_os_stats_t *	os_stats
	)

Get CPU OS statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
os_stats	[in] CPU os static memory statistics

Returns: 0 on success

◆ appPerfStatsCpuTiovxStatsGet()

int32_t appPerfStatsCpuTiovxStatsGet	(	uint32_t	app_cpu_id,
		app_perf_stats_tiovx_stats_t *	tiovx_stats
	)

Get CPU TIOVX target statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
tiovx_stats	[in] tiovx statistics information

Returns: 0 on success

◆ appPerfStatsCpuOsStatsPrint()

int32_t appPerfStatsCpuOsStatsPrint	(	uint32_t	app_cpu_id,
		app_perf_stats_os_stats_t *	os_stats,
		uint32_t	showPeak
	)

Print CPU OS statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
os_stats	[out] Detailed CPU os memory statistics
showPeak	[in] flag to print peak numbers or not

Returns: 0 on success

◆ appPerfStatsCpuTiovxStatsPrint()

int32_t appPerfStatsCpuTiovxStatsPrint	(	uint32_t	app_cpu_id,
		app_perf_stats_tiovx_stats_t *	tiovx_stats
	)

Print CPU TIOVX statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
tiovx_stats	[out] CPU TIOVX memory statistics

Returns: 0 on success

◆ appPerfStatsCpuStatsPrintAll()

int32_t appPerfStatsCpuStatsPrintAll ( )

Print CPU peformance statistics for all enabled CPUs.

Linux, RTOS API

Returns: 0 on success

◆ appPerfStatsCpuLoadResetAll()

int32_t appPerfStatsCpuLoadResetAll ( )

Reset CPU load calc for all enabled CPUs.

Linux, RTOS API

Returns: 0 on success

◆ appPerfStatsPrintAll()

int32_t appPerfStatsPrintAll ( )

Print all performance related information.

Linux, RTOS API

Returns: 0 on success

◆ appPerfStatsRegisterTask()

int32_t appPerfStatsRegisterTask	(	void *	task_handle,
		const char *	name
	)

Register a task for task load calculation.

Linux, RTOS only API For linux, this API does nothing as of now For RTOS, task_handle MUST point to BIOS Task_Handle

Returns: 0 on success

◆ appPerfStatsDeInit()

int32_t appPerfStatsDeInit ( )

De-Initialize perf statistics collector module.

RTOS only API

Returns: 0 on success

◆ appPerfPointSetName()

void appPerfPointSetName	(	app_perf_point_t *	prm,
		const char *	name
	)

Set name for a performance point.

Also resets the performance point.

Parameters

prm	[out] performance point
name	[out] name of this profile point

◆ appPerfPointReset()

void appPerfPointReset ( app_perf_point_t * prm )

Reset a performance point, MUST be called once before begin/end.

Parameters

prm	[out] performance point

◆ appPerfPointBegin()

void appPerfPointBegin ( app_perf_point_t * prm )

Start a performance point.

Parameters

prm	[out] performance point

◆ appPerfPointEnd()

void appPerfPointEnd ( app_perf_point_t * prm )

End a performance point.

Parameters

prm	[out] performance point

◆ appPerfPointPrint()

void appPerfPointPrint ( app_perf_point_t * prm )

Print a performance point.

Parameters

prm	[in] performance point

◆ appPerfPointPrintFPS()

void appPerfPointPrintFPS ( app_perf_point_t * prm )

Print a performance point in units of FPS.

Parameters

prm	[in] performance point

◆ appPerfStatsExportOpenFile()

FILE* appPerfStatsExportOpenFile	(	const char *	output_file_path,
		const char *	output_file_prefix
	)

Opens a .md file and returns the pointer to application.

Parameters

output_file_path	[in] path to output file
output_file_prefix	[in] name of output file (function will append .md)

◆ appPerfStatsExportAll()

int32_t appPerfStatsExportAll	(	FILE *	fp,
		app_perf_point_t *	perf_points[],
		uint32_t	num_points
	)

Exports the performance to a .md file.

Parameters

fp	[in] file pointer to .md performance file
perf_points	[in] array of performance points
num_points	[in] number of points in array

Returns: 0 on success

◆ appPerfStatsExportCloseFile()

int32_t appPerfStatsExportCloseFile ( FILE * fp )

Closes performance file opened by appPerfStatsExportOpenFile.

Parameters

fp	[in] file pointer to .md performance file

Returns: 0 on success

◆ appPerfStatsHwaUpdateLoad()

void appPerfStatsHwaUpdateLoad	(	app_perf_hwa_id_t	id,
		uint32_t	active_time_in_usecs,
		uint32_t	pixels_processed
	)

Update load numbers against a HWA.

Parameters

id	[in] HWA ID
active_time_in_usecs	[in] Time the HWA was active
pixels_processed	[in] Number of pixels processed in this duration

◆ appPerfStatsHwaStatsGet()

int32_t appPerfStatsHwaStatsGet	(	uint32_t	app_cpu_id,
		app_perf_stats_hwa_stats_t *	hwa_stats
	)

Get HWA peformance statistics.

Linux, RTOS API

Parameters

app_cpu_id	[in] CPU ID
hwa_stats	[out] HWA performance statistics

Returns: 0 on success

◆ appPerfStatsHwaLoadPrint()

int32_t appPerfStatsHwaLoadPrint ( app_perf_stats_hwa_stats_t * hwa_load )

Print HWA load statistics.

Linux, RTOS API

Parameters

hwa_load [in] HWA load statistics

Returns: 0 on success

◆ appPerfStatsHwaLoadPrintAll()

int32_t appPerfStatsHwaLoadPrintAll ( )

Print HWA load statistics for all enabled CPUs.

Linux, RTOS API

Returns: 0 on success

◆ appPerfStatsHwaLoadResetAll()

int32_t appPerfStatsHwaLoadResetAll ( )

Reset HWA load calc for all HWAs.

Linux, RTOS API

Returns: 0 on success

◆ appPerfStatsGetHwaName()

char* appPerfStatsGetHwaName ( app_perf_hwa_id_t hwa_id )

Get HWA name.

Linux, RTOS API

Returns: 0 on success

◆ appPerfStatsDdrStatsGet()

int32_t appPerfStatsDdrStatsGet ( app_perf_stats_ddr_stats_t * ddr_stats )

Get DDR BW statistics.

Linux, RTOS API

Parameters

ddr_stats [out] DDR performance statistics

Returns: 0 on success

◆ appPerfStatsDdrStatsPrint()

int32_t appPerfStatsDdrStatsPrint ( app_perf_stats_ddr_stats_t * ddr_load )

Print DDR BW statistics.

Linux, RTOS API

Parameters

ddr_load [out] DDR performance statistics

Returns: 0 on success

◆ appPerfStatsDdrStatsPrintAll()

int32_t appPerfStatsDdrStatsPrintAll ( )

Print DDR BW statistics.

Linux, RTOS API

Returns: 0 on success

◆ appPerfStatsDdrStatsResetAll()

int32_t appPerfStatsDdrStatsResetAll ( )

Reset DDR BW statistics.

Linux, RTOS API

Returns: 0 on success

◆ appPerfStatsResetAll()

void appPerfStatsResetAll ( )

Reset all perf stats.

Linux, RTOS API

Returns: 0 on success

Introduction

Data Structures

Functions

Typedefs

Enumerations

Macros

Macro Definition Documentation

◆ APP_PERF_STATS_TASK_NAME_MAX

◆ APP_PERF_STATS_TASK_MAX

◆ APP_PERF_POINT_NAME_MAX

◆ APP_PERF_POINT_MAX_FILENAME

◆ APP_PERF_MAX_LINE_SIZE

Typedef Documentation

◆ tiovxStats_Fxn

Enumeration Type Documentation

◆ app_perf_hwa_id_t

Function Documentation

◆ appPerfStatsInit()

◆ appPerfStatsInitRegister()

◆ appPerfStatsRemoteServiceInit()

◆ appPerfStatsCpuLoadReset()

◆ appPerfStatsCpuLoadGet()

◆ appPerfStatsCpuTaskStatsGet()

◆ appPerfStatsCpuTaskStatsPrint()

◆ appPerfStatsCpuTaskStacksStatsGet()

◆ appPerfStatsCpuTaskStacksStatsPrint()

◆ appPerfStatsCpuMemStatsGet()

◆ appPerfStatsCpuMemStatsPrint()

◆ appPerfStatsCpuLoadPrint()

◆ appPerfStatsCpuLoadPrintAll()

◆ appPerfStatsCpuOsStatsGet()

◆ appPerfStatsCpuTiovxStatsGet()

◆ appPerfStatsCpuOsStatsPrint()

◆ appPerfStatsCpuTiovxStatsPrint()

◆ appPerfStatsCpuStatsPrintAll()

◆ appPerfStatsCpuLoadResetAll()

◆ appPerfStatsPrintAll()

◆ appPerfStatsRegisterTask()

◆ appPerfStatsDeInit()

◆ appPerfPointSetName()

◆ appPerfPointReset()

◆ appPerfPointBegin()

◆ appPerfPointEnd()

◆ appPerfPointPrint()

◆ appPerfPointPrintFPS()

◆ appPerfStatsExportOpenFile()

◆ appPerfStatsExportAll()

◆ appPerfStatsExportCloseFile()

◆ appPerfStatsHwaUpdateLoad()

◆ appPerfStatsHwaStatsGet()

◆ appPerfStatsHwaLoadPrint()

◆ appPerfStatsHwaLoadPrintAll()

◆ appPerfStatsHwaLoadResetAll()

◆ appPerfStatsGetHwaName()

◆ appPerfStatsDdrStatsGet()

◆ appPerfStatsDdrStatsPrint()

◆ appPerfStatsDdrStatsPrintAll()

◆ appPerfStatsDdrStatsResetAll()

◆ appPerfStatsResetAll()