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PAPI_enum_dev_type(3) PAPI PAPI_enum_dev_type(3)

NAME

PAPI_enum_dev_type -

returns handle of next device type

SYNOPSIS

Detailed Description

Return values:

ENOCMP component does not exist
EINVAL end of device type list

Parameters:

enum_modifier device type modifier, used to filter out enumerated device types

Example:

enum {

PAPI_DEV_TYPE_ENUM__FIRST,
PAPI_DEV_TYPE_ENUM__CPU,
PAPI_DEV_TYPE_ENUM__CUDA,
PAPI_DEV_TYPE_ENUM__ROCM,
PAPI_DEV_TYPE_ENUM__ALL }; void *handle; const char *vendor_name; int enum_modifier = PAPI_DEV_TYPE_ENUM__CPU | PAPI_DEV_TYPE_ENUM__CUDA; while (PAPI_OK == PAPI_enum_dev_type(enum_modifier, &handle)) {
PAPI_get_dev_type_attr(handle, PAPI_DEV_TYPE_ATTR__CHAR_NAME, &vendor_name);
... }


PAPI_enum_dev_type() allows the user to access all device types in the system. It takes an enumerator modifier that allows users to enumerate only devices of a predefined type and it returns an opaque handler that users can pass to other functions in order to query device type attributes.

See Also:

PAPI_get_dev_type_attr

PAPI_get_dev_attr

Author

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Mon Nov 14 2022 Version 7.0.0.0