kernel-fxtec-pro1x/include/uapi/linux/mei.h
Tomas Winkler 3c7c8468e5 mei: add async event notification ioctls
Add ioctl IOCTL_MEI_NOTIFY_SET for enabling and disabling
async event notification.
Add ioctl IOCTL_MEI_NOTIFY_GET for receiving and acking
an event notification.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2015-08-03 17:30:00 -07:00

129 lines
4.6 KiB
C

/******************************************************************************
* Intel Management Engine Interface (Intel MEI) Linux driver
* Intel MEI Interface Header
*
* This file is provided under a dual BSD/GPLv2 license. When using or
* redistributing this file, you may do so under either license.
*
* GPL LICENSE SUMMARY
*
* Copyright(c) 2003 - 2012 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110,
* USA
*
* The full GNU General Public License is included in this distribution
* in the file called LICENSE.GPL.
*
* Contact Information:
* Intel Corporation.
* linux-mei@linux.intel.com
* http://www.intel.com
*
* BSD LICENSE
*
* Copyright(c) 2003 - 2012 Intel Corporation. All rights reserved.
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*****************************************************************************/
#ifndef _LINUX_MEI_H
#define _LINUX_MEI_H
#include <linux/uuid.h>
/*
* This IOCTL is used to associate the current file descriptor with a
* FW Client (given by UUID). This opens a communication channel
* between a host client and a FW client. From this point every read and write
* will communicate with the associated FW client.
* Only in close() (file_operation release()) the communication between
* the clients is disconnected
*
* The IOCTL argument is a struct with a union that contains
* the input parameter and the output parameter for this IOCTL.
*
* The input parameter is UUID of the FW Client.
* The output parameter is the properties of the FW client
* (FW protocol version and max message size).
*
*/
#define IOCTL_MEI_CONNECT_CLIENT \
_IOWR('H' , 0x01, struct mei_connect_client_data)
/*
* Intel MEI client information struct
*/
struct mei_client {
__u32 max_msg_length;
__u8 protocol_version;
__u8 reserved[3];
};
/*
* IOCTL Connect Client Data structure
*/
struct mei_connect_client_data {
union {
uuid_le in_client_uuid;
struct mei_client out_client_properties;
};
};
/**
* DOC: set and unset event notification for a connected client
*
* The IOCTL argument is 1 for enabling event notification and 0 for
* disabling the service
* Return: -EOPNOTSUPP if the devices doesn't support the feature
*/
#define IOCTL_MEI_NOTIFY_SET _IOW('H', 0x02, __u32)
/**
* DOC: retrieve notification
*
* The IOCTL output argument is 1 if an event was is pending and 0 otherwise
* the ioctl has to be called in order to acknowledge pending event
*
* Return: -EOPNOTSUPP if the devices doesn't support the feature
*/
#define IOCTL_MEI_NOTIFY_GET _IOR('H', 0x03, __u32)
#endif /* _LINUX_MEI_H */