mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-15 13:06:41 +07:00
93d3ad90c2
Move the visorbus driver out of staging (drivers/staging/unisys/visorbus) and to drivers/visorbus. Modify the configuration and makefiles so they now reference the new location. The s-Par header file visorbus.h that is referenced by all s-Par drivers, is being moved into include/linux. Signed-off-by: David Kershner <david.kershner@unisys.com> Reviewed-by: Tim Sell <timothy.sell@unisys.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
96 lines
3.0 KiB
C
96 lines
3.0 KiB
C
// SPDX-License-Identifier: GPL-2.0
|
|
/*
|
|
* Copyright (C) 2010 - 2015 UNISYS CORPORATION
|
|
* All rights reserved.
|
|
*/
|
|
|
|
#ifndef __VBUSCHANNEL_H__
|
|
#define __VBUSCHANNEL_H__
|
|
|
|
/*
|
|
* The vbus channel is the channel area provided via the BUS_CREATE controlvm
|
|
* message for each virtual bus. This channel area is provided to both server
|
|
* and client ends of the bus. The channel header area is initialized by
|
|
* the server, and the remaining information is filled in by the client.
|
|
* We currently use this for the client to provide various information about
|
|
* the client devices and client drivers for the server end to see.
|
|
*/
|
|
|
|
#include <linux/uuid.h>
|
|
#include <linux/visorbus.h>
|
|
|
|
/* {193b331b-c58f-11da-95a9-00e08161165f} */
|
|
#define VISOR_VBUS_CHANNEL_GUID \
|
|
GUID_INIT(0x193b331b, 0xc58f, 0x11da, \
|
|
0x95, 0xa9, 0x0, 0xe0, 0x81, 0x61, 0x16, 0x5f)
|
|
|
|
/*
|
|
* Must increment this whenever you insert or delete fields within this channel
|
|
* struct. Also increment whenever you change the meaning of fields within this
|
|
* channel struct so as to break pre-existing software. Note that you can
|
|
* usually add fields to the END of the channel struct withOUT needing to
|
|
* increment this.
|
|
*/
|
|
#define VISOR_VBUS_CHANNEL_VERSIONID 1
|
|
|
|
/*
|
|
* struct visor_vbus_deviceinfo
|
|
* @devtype: Short string identifying the device type.
|
|
* @drvname: Driver .sys file name.
|
|
* @infostrs: Kernel vversion.
|
|
* @reserved: Pad size to 256 bytes.
|
|
*
|
|
* An array of this struct is present in the channel area for each vbus. It is
|
|
* filled in by the client side to provide info about the device and driver from
|
|
* the client's perspective.
|
|
*/
|
|
struct visor_vbus_deviceinfo {
|
|
u8 devtype[16];
|
|
u8 drvname[16];
|
|
u8 infostrs[96];
|
|
u8 reserved[128];
|
|
} __packed;
|
|
|
|
/*
|
|
* struct visor_vbus_headerinfo
|
|
* @struct_bytes: Size of this struct in bytes.
|
|
* @device_info_struct_bytes: Size of VISOR_VBUS_DEVICEINFO.
|
|
* @dev_info_count: Num of items in DevInfo member. This is the
|
|
* allocated size.
|
|
* @chp_info_offset: Byte offset from beginning of this struct to the
|
|
* ChpInfo struct.
|
|
* @bus_info_offset: Byte offset from beginning of this struct to the
|
|
* BusInfo struct.
|
|
* @dev_info_offset: Byte offset from beginning of this struct to the
|
|
* DevInfo array.
|
|
* @reserved: Natural alignment.
|
|
*/
|
|
struct visor_vbus_headerinfo {
|
|
u32 struct_bytes;
|
|
u32 device_info_struct_bytes;
|
|
u32 dev_info_count;
|
|
u32 chp_info_offset;
|
|
u32 bus_info_offset;
|
|
u32 dev_info_offset;
|
|
u8 reserved[104];
|
|
} __packed;
|
|
|
|
/*
|
|
* struct visor_vbus_channel
|
|
* @channel_header: Initialized by server.
|
|
* @hdr_info: Initialized by server.
|
|
* @chp_info: Describes client chipset device and driver.
|
|
* @bus_info: Describes client bus device and driver.
|
|
* @dev_info: Describes client device and driver for each device on the
|
|
* bus.
|
|
*/
|
|
struct visor_vbus_channel {
|
|
struct channel_header channel_header;
|
|
struct visor_vbus_headerinfo hdr_info;
|
|
struct visor_vbus_deviceinfo chp_info;
|
|
struct visor_vbus_deviceinfo bus_info;
|
|
struct visor_vbus_deviceinfo dev_info[0];
|
|
} __packed;
|
|
|
|
#endif
|