hsi_event(9) 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.

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