HSI_EVENT(9) High Speed Synchronous Serial HSI_EVENT(9)
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.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 HSI_EVENT(9)
