CONFIG_TEST

Sent to request permission to invalidate the assigned configuration or remove the given device node. The driver should not grant permission if it cannot stop using its current configuration or is not prepared for the device to be removed from the system.

scfSubFunc
Subfunction number. Can be one of these values.
CONFIG_TEST_CAN_STOP Request for permission to invalidate the configuration currently assigned to the driver.
CONFIG_TEST_CAN_REMOVE Request for permission to remove the given device node.