From e4ba6dbc3f1e76890b22773807ea37fe8fa2b1bc Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 10 Apr 2024 22:34:10 +0200 Subject: Adding upstream version 4.2.2. Signed-off-by: Daniel Baumann --- extcap/dpauxmon_user.h | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 59 insertions(+) create mode 100644 extcap/dpauxmon_user.h (limited to 'extcap/dpauxmon_user.h') diff --git a/extcap/dpauxmon_user.h b/extcap/dpauxmon_user.h new file mode 100644 index 0000000..645e4b8 --- /dev/null +++ b/extcap/dpauxmon_user.h @@ -0,0 +1,59 @@ +/** @file + * + * Copyright 2018, Dirk Eibach, Guntermann & Drunck GmbH + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef DPAUXMON_USER_H_ +#define DPAUXMON_USER_H_ + +#include + +/* + * Generic Netlink Interface for DisplayPort AUX channel monitoring + */ + +/* + * enum dpauxmon_cmd - supported dpauxmon netlink commands + * + * @__DPAUXMON_CMD_UNSPEC: unspecified command to catch errors + * + * @DPAUXMON_CMD_START: start monitoring on %DPAUXMON_ATTR_IFINDEX + * @DPAUXMON_CMD_STOP: stop monitoring on %DPAUXMON_ATTR_IFINDEX + * @DPAUXMON_CMD_DATA: captured data from %DPAUXMON_ATTR_IFINDEX + */ +enum dpauxmon_cmd { + __DPAUXMON_CMD_UNSPEC, + DPAUXMON_CMD_START, + DPAUXMON_CMD_STOP, + DPAUXMON_CMD_DATA, + + /* keep last */ + __DPAUXMON_CMD_MAX, + DPAUXMON_CMD_MAX = __DPAUXMON_CMD_MAX - 1, +}; + +/* + * enum dpauxmon_attr - dpauxmon netlink attributes + * + * @__DPAUXMON_ATTR_UNSPEC: unspecified attribute to catch errors + * + * @DPAUXMON_ATTR_IFINDEX: index of dpauxmon unit to operate on + * @DPAUXMON_ATTR_DATA: dpauxmon data payload + * @DPAUXMON_ATTR_FROM_SOURCE: data payload is sent from source + * @DPAUXMON_ATTR_TIMESTAMP: data payload is sent from source + */ +enum dpauxmon_attr { + __DPAUXMON_ATTR_UNSPEC, + DPAUXMON_ATTR_IFINDEX, /* NLA_U32 */ + DPAUXMON_ATTR_DATA, /* NLA_BINARY */ + DPAUXMON_ATTR_FROM_SOURCE, /* NLA_FLAG */ + DPAUXMON_ATTR_TIMESTAMP, /* NLA_MSECS */ + + /* keep last */ + __DPAUXMON_ATTR_AFTER_LAST, + DPAUXMON_ATTR_MAX = __DPAUXMON_ATTR_AFTER_LAST - 1 +}; + +#endif -- cgit v1.2.3