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Commit d23039ee authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
Browse files

USB: add association.h 



This will be used by the wireless usb code, as well as potentially other
USB code.

Originally based on some .c code written by Inaky Perez-Gonzalez
<inaky.perez-gonzalez@intel.com>

Cc: Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 2e5f10e4

include/linux/usb/association.h

0 → 100644
+150 −0
Original line number Diff line number Diff line 
/*

 * Wireless USB - Cable Based Association

 *

 * Copyright (C) 2006 Intel Corporation

 * Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU General Public License version

 * 2 as published by the Free Software Foundation.

 *

 */

#ifndef __LINUX_USB_ASSOCIATION_H

#define __LINUX_USB_ASSOCIATION_H





/*

 * Association attributes

 *

 * Association Models Supplement to WUSB 1.0 T[3-1]

 *

 * Each field in the structures has it's ID, it's length and then the

 * value. This is the actual definition of the field's ID and its

 * length.

 */

struct wusb_am_attr {

	__u8 id;

	__u8 len;

};



/* Different fields defined by the spec */

#define WUSB_AR_AssociationTypeId	{ .id = 0x0000, .len =  2 }

#define WUSB_AR_AssociationSubTypeId	{ .id = 0x0001, .len =  2 }

#define WUSB_AR_Length			{ .id = 0x0002, .len =  4 }

#define WUSB_AR_AssociationStatus	{ .id = 0x0004, .len =  4 }

#define WUSB_AR_LangID			{ .id = 0x0008, .len =  2 }

#define WUSB_AR_DeviceFriendlyName	{ .id = 0x000b, .len = 64 } /* max */

#define WUSB_AR_HostFriendlyName	{ .id = 0x000c, .len = 64 } /* max */

#define WUSB_AR_CHID			{ .id = 0x1000, .len = 16 }

#define WUSB_AR_CDID			{ .id = 0x1001, .len = 16 }

#define WUSB_AR_ConnectionContext	{ .id = 0x1002, .len = 48 }

#define WUSB_AR_BandGroups		{ .id = 0x1004, .len =  2 }



/* CBAF Control Requests (AMS1.0[T4-1] */

enum {

	CBAF_REQ_GET_ASSOCIATION_INFORMATION = 0x01,

	CBAF_REQ_GET_ASSOCIATION_REQUEST,

	CBAF_REQ_SET_ASSOCIATION_RESPONSE

};



/*

 * CBAF USB-interface defitions

 *

 * No altsettings, one optional interrupt endpoint.

 */

enum {

	CBAF_IFACECLASS    = 0xef,

	CBAF_IFACESUBCLASS = 0x03,

	CBAF_IFACEPROTOCOL = 0x01,

};



/* Association Information (AMS1.0[T4-3]) */

struct wusb_cbaf_assoc_info {

	__le16 Length;

	__u8 NumAssociationRequests;

	__le16 Flags;

	__u8 AssociationRequestsArray[];

} __attribute__((packed));



/* Association Request (AMS1.0[T4-4]) */

struct wusb_cbaf_assoc_request {

	__u8 AssociationDataIndex;

	__u8 Reserved;

	__le16 AssociationTypeId;

	__le16 AssociationSubTypeId;

	__le32 AssociationTypeInfoSize;

} __attribute__((packed));



enum {

	AR_TYPE_WUSB                    = 0x0001,

	AR_TYPE_WUSB_RETRIEVE_HOST_INFO = 0x0000,

	AR_TYPE_WUSB_ASSOCIATE          = 0x0001,

};



/* Association Attribute header (AMS1.0[3.8]) */

struct wusb_cbaf_attr_hdr {

	__le16 id;

	__le16 len;

} __attribute__((packed));



/* Host Info (AMS1.0[T4-7]) (yeah, more headers and fields...) */

struct wusb_cbaf_host_info {

	struct wusb_cbaf_attr_hdr AssociationTypeId_hdr;

	__le16 AssociationTypeId;

	struct wusb_cbaf_attr_hdr AssociationSubTypeId_hdr;

	__le16 AssociationSubTypeId;

	struct wusb_cbaf_attr_hdr CHID_hdr;

	struct wusb_ckhdid CHID;

	struct wusb_cbaf_attr_hdr LangID_hdr;

	__le16 LangID;

	struct wusb_cbaf_attr_hdr HostFriendlyName_hdr;

	__u8 HostFriendlyName[];

} __attribute__((packed));



/* Device Info (AMS1.0[T4-8])

 *

 * I still don't get this tag'n'header stuff for each goddamn

 * field...

 */

struct wusb_cbaf_device_info {

	struct wusb_cbaf_attr_hdr Length_hdr;

	__le32 Length;

	struct wusb_cbaf_attr_hdr CDID_hdr;

	struct wusb_ckhdid CDID;

	struct wusb_cbaf_attr_hdr BandGroups_hdr;

	__le16 BandGroups;

	struct wusb_cbaf_attr_hdr LangID_hdr;

	__le16 LangID;

	struct wusb_cbaf_attr_hdr DeviceFriendlyName_hdr;

	__u8 DeviceFriendlyName[];

} __attribute__((packed));



/* Connection Context; CC_DATA - Success case (AMS1.0[T4-9]) */

struct wusb_cbaf_cc_data {

	struct wusb_cbaf_attr_hdr AssociationTypeId_hdr;

	__le16 AssociationTypeId;

	struct wusb_cbaf_attr_hdr AssociationSubTypeId_hdr;

	__le16 AssociationSubTypeId;

	struct wusb_cbaf_attr_hdr Length_hdr;

	__le32 Length;

	struct wusb_cbaf_attr_hdr ConnectionContext_hdr;

	struct wusb_ckhdid CHID;

	struct wusb_ckhdid CDID;

	struct wusb_ckhdid CK;

	struct wusb_cbaf_attr_hdr BandGroups_hdr;

	__le16 BandGroups;

} __attribute__((packed));



/* CC_DATA - Failure case (AMS1.0[T4-10]) */

struct wusb_cbaf_cc_data_fail {

	struct wusb_cbaf_attr_hdr AssociationTypeId_hdr;

	__le16 AssociationTypeId;

	struct wusb_cbaf_attr_hdr AssociationSubTypeId_hdr;

	__le16 AssociationSubTypeId;

	struct wusb_cbaf_attr_hdr Length_hdr;

	__le16 Length;

	struct wusb_cbaf_attr_hdr AssociationStatus_hdr;

	__u32 AssociationStatus;

} __attribute__((packed));



#endif	/* __LINUX_USB_ASSOCIATION_H */