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git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
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linux
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: Greg Kroah-Hartman <gregkh@suse.de>
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include/linux/usb/association.h
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include/linux/usb/association.h
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/*
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* Wireless USB - Cable Based Association
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*
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* Copyright (C) 2006 Intel Corporation
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* Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version
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* 2 as published by the Free Software Foundation.
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*
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*/
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#ifndef __LINUX_USB_ASSOCIATION_H
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#define __LINUX_USB_ASSOCIATION_H
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/*
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* Association attributes
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*
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* Association Models Supplement to WUSB 1.0 T[3-1]
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*
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* Each field in the structures has it's ID, it's length and then the
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* value. This is the actual definition of the field's ID and its
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* length.
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*/
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struct wusb_am_attr {
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__u8 id;
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__u8 len;
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};
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/* Different fields defined by the spec */
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#define WUSB_AR_AssociationTypeId { .id = 0x0000, .len = 2 }
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#define WUSB_AR_AssociationSubTypeId { .id = 0x0001, .len = 2 }
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#define WUSB_AR_Length { .id = 0x0002, .len = 4 }
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#define WUSB_AR_AssociationStatus { .id = 0x0004, .len = 4 }
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#define WUSB_AR_LangID { .id = 0x0008, .len = 2 }
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#define WUSB_AR_DeviceFriendlyName { .id = 0x000b, .len = 64 } /* max */
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#define WUSB_AR_HostFriendlyName { .id = 0x000c, .len = 64 } /* max */
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#define WUSB_AR_CHID { .id = 0x1000, .len = 16 }
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#define WUSB_AR_CDID { .id = 0x1001, .len = 16 }
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#define WUSB_AR_ConnectionContext { .id = 0x1002, .len = 48 }
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#define WUSB_AR_BandGroups { .id = 0x1004, .len = 2 }
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/* CBAF Control Requests (AMS1.0[T4-1] */
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enum {
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CBAF_REQ_GET_ASSOCIATION_INFORMATION = 0x01,
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CBAF_REQ_GET_ASSOCIATION_REQUEST,
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CBAF_REQ_SET_ASSOCIATION_RESPONSE
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};
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/*
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* CBAF USB-interface defitions
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*
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* No altsettings, one optional interrupt endpoint.
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*/
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enum {
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CBAF_IFACECLASS = 0xef,
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CBAF_IFACESUBCLASS = 0x03,
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CBAF_IFACEPROTOCOL = 0x01,
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};
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/* Association Information (AMS1.0[T4-3]) */
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struct wusb_cbaf_assoc_info {
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__le16 Length;
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__u8 NumAssociationRequests;
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__le16 Flags;
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__u8 AssociationRequestsArray[];
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} __attribute__((packed));
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/* Association Request (AMS1.0[T4-4]) */
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struct wusb_cbaf_assoc_request {
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__u8 AssociationDataIndex;
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__u8 Reserved;
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__le16 AssociationTypeId;
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__le16 AssociationSubTypeId;
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__le32 AssociationTypeInfoSize;
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} __attribute__((packed));
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enum {
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AR_TYPE_WUSB = 0x0001,
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AR_TYPE_WUSB_RETRIEVE_HOST_INFO = 0x0000,
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AR_TYPE_WUSB_ASSOCIATE = 0x0001,
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};
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/* Association Attribute header (AMS1.0[3.8]) */
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struct wusb_cbaf_attr_hdr {
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__le16 id;
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__le16 len;
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} __attribute__((packed));
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/* Host Info (AMS1.0[T4-7]) (yeah, more headers and fields...) */
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struct wusb_cbaf_host_info {
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struct wusb_cbaf_attr_hdr AssociationTypeId_hdr;
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__le16 AssociationTypeId;
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struct wusb_cbaf_attr_hdr AssociationSubTypeId_hdr;
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__le16 AssociationSubTypeId;
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struct wusb_cbaf_attr_hdr CHID_hdr;
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struct wusb_ckhdid CHID;
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struct wusb_cbaf_attr_hdr LangID_hdr;
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__le16 LangID;
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struct wusb_cbaf_attr_hdr HostFriendlyName_hdr;
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__u8 HostFriendlyName[];
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} __attribute__((packed));
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/* Device Info (AMS1.0[T4-8])
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*
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* I still don't get this tag'n'header stuff for each goddamn
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* field...
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*/
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struct wusb_cbaf_device_info {
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struct wusb_cbaf_attr_hdr Length_hdr;
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__le32 Length;
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struct wusb_cbaf_attr_hdr CDID_hdr;
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struct wusb_ckhdid CDID;
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struct wusb_cbaf_attr_hdr BandGroups_hdr;
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__le16 BandGroups;
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struct wusb_cbaf_attr_hdr LangID_hdr;
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__le16 LangID;
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struct wusb_cbaf_attr_hdr DeviceFriendlyName_hdr;
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__u8 DeviceFriendlyName[];
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} __attribute__((packed));
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/* Connection Context; CC_DATA - Success case (AMS1.0[T4-9]) */
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struct wusb_cbaf_cc_data {
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struct wusb_cbaf_attr_hdr AssociationTypeId_hdr;
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__le16 AssociationTypeId;
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struct wusb_cbaf_attr_hdr AssociationSubTypeId_hdr;
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__le16 AssociationSubTypeId;
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struct wusb_cbaf_attr_hdr Length_hdr;
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__le32 Length;
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struct wusb_cbaf_attr_hdr ConnectionContext_hdr;
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struct wusb_ckhdid CHID;
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struct wusb_ckhdid CDID;
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struct wusb_ckhdid CK;
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struct wusb_cbaf_attr_hdr BandGroups_hdr;
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__le16 BandGroups;
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} __attribute__((packed));
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/* CC_DATA - Failure case (AMS1.0[T4-10]) */
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struct wusb_cbaf_cc_data_fail {
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struct wusb_cbaf_attr_hdr AssociationTypeId_hdr;
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__le16 AssociationTypeId;
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struct wusb_cbaf_attr_hdr AssociationSubTypeId_hdr;
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__le16 AssociationSubTypeId;
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struct wusb_cbaf_attr_hdr Length_hdr;
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__le16 Length;
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struct wusb_cbaf_attr_hdr AssociationStatus_hdr;
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__u32 AssociationStatus;
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} __attribute__((packed));
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#endif /* __LINUX_USB_ASSOCIATION_H */