hsi_event
Prev | Chapter 11. High Speed Synchronous Serial Interface (HSI) |

## 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.

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