hsi_register_port_event(9) Register a client to receive port events

SYNOPSIS

int hsi_register_port_event(struct hsi_client * cl, void (*handler) (struct hsi_client *, unsigned long));

ARGUMENTS

cl

HSI client that wants to receive port events

handler

Event handler callback

DESCRIPTION

Clients should register a callback to be able to receive events from the ports. Registration should happen after claiming the port. The handler can be called in interrupt context.

Returns -errno on error, or 0 on success.

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