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HSI_EVENT(9) | High Speed Synchronous Serial | HSI_EVENT(9) |
NAME¶
hsi_event - Notifies clients about port eventsSYNOPSIS¶
int
hsi_event(struct hsi_port * port,
unsigned long event);
ARGUMENTS¶
portPort 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¶
January 2017 | Kernel Hackers Manual 4.8. |