aclrtGetPrimaryCtxState

Product	Supported
Atlas 350 Accelerator Card	√
Atlas A3 training product/Atlas A3 inference product	√
Atlas A2 training product/Atlas A2 inference product	√
Atlas 200I/500 A2 inference product	√
Atlas inference product	√
Atlas training product	√

Obtains the status of the default context.

aclError aclrtGetPrimaryCtxState(int32_t deviceId, uint32_t *flags, int32_t *active)

Parameter	Input/Output	Description
deviceId	Input	ID of the device on which the default context is to be obtained. Must be in the range of [0, Device count – 1]. Call aclrtGetDeviceCount to obtain the device count.
flags	Output	Reserved parameter. Currently, the value is fixed to NULL.
active	Output	Pointer to the status of the default context. The status values are as follows: 0: not activated 1: activated

Parameter

Input/Output

Description

deviceId

Input

ID of the device on which the default context is to be obtained.

Must be in the range of [0, Device count – 1]. Call aclrtGetDeviceCount to obtain the device count.

flags

Output

Reserved parameter. Currently, the value is fixed to NULL.

active

Output

Pointer to the status of the default context.

The status values are as follows:

0 on success; otherwise, failure. For details, see aclError.

Parent topic: Context Management