Function hipStreamGetPriority 

pub unsafe extern "C" fn hipStreamGetPriority(
    stream: hipStream_t,
    priority: *mut c_int,
) -> hipError_t

@brief Queries the priority of a stream.

@param[in] stream Stream to be queried @param[in,out] priority Pointer to an unsigned integer in which the stream’s priority is returned

@returns #hipSuccess, #hipErrorInvalidValue, #hipErrorInvalidHandle.

@see hipStreamCreateWithPriority