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/*
* 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 = cpu_to_le16(0x0000), .len = cpu_to_le16(2) }
#define WUSB_AR_AssociationSubTypeId { .id = cpu_to_le16(0x0001), .len = cpu_to_le16(2) }
#define WUSB_AR_Length { .id = cpu_to_le16(0x0002), .len = cpu_to_le16(4) }
#define WUSB_AR_AssociationStatus { .id = cpu_to_le16(0x0004), .len = cpu_to_le16(4) }
#define WUSB_AR_LangID { .id = cpu_to_le16(0x0008), .len = cpu_to_le16(2) }
#define WUSB_AR_DeviceFriendlyName { .id = cpu_to_le16(0x000b), .len = cpu_to_le16(64) } /* max */
#define WUSB_AR_HostFriendlyName { .id = cpu_to_le16(0x000c), .len = cpu_to_le16(64) } /* max */
#define WUSB_AR_CHID { .id = cpu_to_le16(0x1000), .len = cpu_to_le16(16) }
#define WUSB_AR_CDID { .id = cpu_to_le16(0x1001), .len = cpu_to_le16(16) }
#define WUSB_AR_ConnectionContext { .id = cpu_to_le16(0x1002), .len = cpu_to_le16(48) }
#define WUSB_AR_BandGroups { .id = cpu_to_le16(0x1004), .len = cpu_to_le16(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 */
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