Name
hsi_event —
Notifies clients about port events
Synopsis
int hsi_event ( | struct hsi_port * port, |
| | unsigned long event); |
Arguments
port
Port where the event occurred
event
The event type
Description
Clients should not be concerned about wake line behavior. However, due
to a race condition in HSI HW protocol, clients need to be notified
about wake line changes, so they can implement a workaround for it.
Events
HSI_EVENT_START_RX - Incoming wake line high
HSI_EVENT_STOP_RX - Incoming wake line down
Returns -errno on error, or 0 on success.