diff options
Diffstat (limited to 'include/linux/usb/association.h')
| -rw-r--r-- | include/linux/usb/association.h | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/include/linux/usb/association.h b/include/linux/usb/association.h new file mode 100644 index 000000000..d7f3cb9b9 --- /dev/null +++ b/include/linux/usb/association.h @@ -0,0 +1,151 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * 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 */ |