cuda.bindings._v2.driver.GraphKernelNodePort

class cuda.bindings._v2.driver.GraphKernelNodePort(value: int)

Outgoing ports of a kernel node, for GraphEdgeData.from_port (CU_GRAPH_KERNEL_NODE_PORT_*).

DEFAULT: 0

This port activates when the kernel has finished executing.

PROGRAMMATIC: 1

This port activates when all blocks of the kernel have performed cudaTriggerProgrammaticLaunchCompletion() or have terminated. It must be used with edge type CU_GRAPH_DEPENDENCY_TYPE_PROGRAMMATIC. See also CU_LAUNCH_ATTRIBUTE_PROGRAMMATIC_EVENT.

LAUNCH_ORDER: 2

This port activates when all blocks of the kernel have begun execution. See also CU_LAUNCH_ATTRIBUTE_LAUNCH_COMPLETION_EVENT.