c7f736484f
Common header files derived from the WUSB 1.0 specification. Signed-off-by: David Vrabel <david.vrabel@csr.com>
271 lines
7 KiB
C
271 lines
7 KiB
C
/*
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* Wireless USB Wire Adapter constants and structures.
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*
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* Copyright (C) 2005-2006 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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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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* 02110-1301, USA.
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*
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*
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* FIXME: docs
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* FIXME: organize properly, group logically
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*
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* All the event structures are defined in uwb/spec.h, as they are
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* common to the WHCI and WUSB radio control interfaces.
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*
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* References:
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* [WUSB] Wireless Universal Serial Bus Specification, revision 1.0, ch8
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*/
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#ifndef __LINUX_USB_WUSB_WA_H
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#define __LINUX_USB_WUSB_WA_H
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/**
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* Radio Command Request for the Radio Control Interface
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*
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* Radio Control Interface command and event codes are the same as
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* WHCI, and listed in include/linux/uwb.h:UWB_RC_{CMD,EVT}_*
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*/
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enum {
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WA_EXEC_RC_CMD = 40, /* Radio Control command Request */
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};
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/* Wireless Adapter Requests ([WUSB] table 8-51) */
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enum {
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WUSB_REQ_ADD_MMC_IE = 20,
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WUSB_REQ_REMOVE_MMC_IE = 21,
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WUSB_REQ_SET_NUM_DNTS = 22,
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WUSB_REQ_SET_CLUSTER_ID = 23,
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WUSB_REQ_SET_DEV_INFO = 24,
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WUSB_REQ_GET_TIME = 25,
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WUSB_REQ_SET_STREAM_IDX = 26,
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WUSB_REQ_SET_WUSB_MAS = 27,
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};
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/* Wireless Adapter WUSB Channel Time types ([WUSB] table 8-52) */
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enum {
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WUSB_TIME_ADJ = 0,
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WUSB_TIME_BPST = 1,
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WUSB_TIME_WUSB = 2,
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};
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enum {
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WA_ENABLE = 0x01,
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WA_RESET = 0x02,
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RPIPE_PAUSE = 0x1,
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};
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/* Responses from Get Status request ([WUSB] section 8.3.1.6) */
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enum {
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WA_STATUS_ENABLED = 0x01,
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WA_STATUS_RESETTING = 0x02
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};
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enum rpipe_crs {
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RPIPE_CRS_CTL = 0x01,
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RPIPE_CRS_ISO = 0x02,
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RPIPE_CRS_BULK = 0x04,
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RPIPE_CRS_INTR = 0x08
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};
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/**
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* RPipe descriptor ([WUSB] section 8.5.2.11)
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*
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* FIXME: explain rpipes
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*/
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struct usb_rpipe_descriptor {
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u8 bLength;
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u8 bDescriptorType;
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__le16 wRPipeIndex;
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__le16 wRequests;
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__le16 wBlocks; /* rw if 0 */
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__le16 wMaxPacketSize; /* rw? */
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u8 bHSHubAddress; /* reserved: 0 */
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u8 bHSHubPort; /* ??? FIXME ??? */
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u8 bSpeed; /* rw: xfer rate 'enum uwb_phy_rate' */
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u8 bDeviceAddress; /* rw: Target device address */
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u8 bEndpointAddress; /* rw: Target EP address */
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u8 bDataSequence; /* ro: Current Data sequence */
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__le32 dwCurrentWindow; /* ro */
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u8 bMaxDataSequence; /* ro?: max supported seq */
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u8 bInterval; /* rw: */
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u8 bOverTheAirInterval; /* rw: */
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u8 bmAttribute; /* ro? */
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u8 bmCharacteristics; /* ro? enum rpipe_attr, supported xsactions */
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u8 bmRetryOptions; /* rw? */
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__le16 wNumTransactionErrors; /* rw */
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} __attribute__ ((packed));
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/**
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* Wire Adapter Notification types ([WUSB] sections 8.4.5 & 8.5.4)
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*
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* These are the notifications coming on the notification endpoint of
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* an HWA and a DWA.
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*/
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enum wa_notif_type {
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DWA_NOTIF_RWAKE = 0x91,
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DWA_NOTIF_PORTSTATUS = 0x92,
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WA_NOTIF_TRANSFER = 0x93,
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HWA_NOTIF_BPST_ADJ = 0x94,
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HWA_NOTIF_DN = 0x95,
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};
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/**
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* Wire Adapter notification header
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*
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* Notifications coming from a wire adapter use a common header
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* defined in [WUSB] sections 8.4.5 & 8.5.4.
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*/
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struct wa_notif_hdr {
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u8 bLength;
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u8 bNotifyType; /* enum wa_notif_type */
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} __attribute__((packed));
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/**
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* HWA DN Received notification [(WUSB] section 8.5.4.2)
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*
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* The DNData is specified in WUSB1.0[7.6]. For each device
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* notification we received, we just need to dispatch it.
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*
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* @dndata: this is really an array of notifications, but all start
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* with the same header.
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*/
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struct hwa_notif_dn {
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struct wa_notif_hdr hdr;
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u8 bSourceDeviceAddr; /* from errata 2005/07 */
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u8 bmAttributes;
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struct wusb_dn_hdr dndata[];
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} __attribute__((packed));
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/* [WUSB] section 8.3.3 */
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enum wa_xfer_type {
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WA_XFER_TYPE_CTL = 0x80,
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WA_XFER_TYPE_BI = 0x81, /* bulk/interrupt */
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WA_XFER_TYPE_ISO = 0x82,
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WA_XFER_RESULT = 0x83,
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WA_XFER_ABORT = 0x84,
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};
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/* [WUSB] section 8.3.3 */
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struct wa_xfer_hdr {
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u8 bLength; /* 0x18 */
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u8 bRequestType; /* 0x80 WA_REQUEST_TYPE_CTL */
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__le16 wRPipe; /* RPipe index */
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__le32 dwTransferID; /* Host-assigned ID */
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__le32 dwTransferLength; /* Length of data to xfer */
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u8 bTransferSegment;
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} __attribute__((packed));
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struct wa_xfer_ctl {
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struct wa_xfer_hdr hdr;
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u8 bmAttribute;
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__le16 wReserved;
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struct usb_ctrlrequest baSetupData;
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} __attribute__((packed));
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struct wa_xfer_bi {
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struct wa_xfer_hdr hdr;
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u8 bReserved;
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__le16 wReserved;
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} __attribute__((packed));
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struct wa_xfer_hwaiso {
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struct wa_xfer_hdr hdr;
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u8 bReserved;
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__le16 wPresentationTime;
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__le32 dwNumOfPackets;
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/* FIXME: u8 pktdata[]? */
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} __attribute__((packed));
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/* [WUSB] section 8.3.3.5 */
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struct wa_xfer_abort {
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u8 bLength;
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u8 bRequestType;
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__le16 wRPipe; /* RPipe index */
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__le32 dwTransferID; /* Host-assigned ID */
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} __attribute__((packed));
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/**
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* WA Transfer Complete notification ([WUSB] section 8.3.3.3)
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*
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*/
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struct wa_notif_xfer {
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struct wa_notif_hdr hdr;
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u8 bEndpoint;
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u8 Reserved;
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} __attribute__((packed));
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/** Transfer result basic codes [WUSB] table 8-15 */
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enum {
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WA_XFER_STATUS_SUCCESS,
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WA_XFER_STATUS_HALTED,
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WA_XFER_STATUS_DATA_BUFFER_ERROR,
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WA_XFER_STATUS_BABBLE,
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WA_XFER_RESERVED,
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WA_XFER_STATUS_NOT_FOUND,
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WA_XFER_STATUS_INSUFFICIENT_RESOURCE,
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WA_XFER_STATUS_TRANSACTION_ERROR,
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WA_XFER_STATUS_ABORTED,
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WA_XFER_STATUS_RPIPE_NOT_READY,
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WA_XFER_INVALID_FORMAT,
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WA_XFER_UNEXPECTED_SEGMENT_NUMBER,
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WA_XFER_STATUS_RPIPE_TYPE_MISMATCH,
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};
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/** [WUSB] section 8.3.3.4 */
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struct wa_xfer_result {
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struct wa_notif_hdr hdr;
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__le32 dwTransferID;
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__le32 dwTransferLength;
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u8 bTransferSegment;
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u8 bTransferStatus;
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__le32 dwNumOfPackets;
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} __attribute__((packed));
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/**
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* Wire Adapter Class Descriptor ([WUSB] section 8.5.2.7).
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*
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* NOTE: u16 fields are read Little Endian from the hardware.
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*
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* @bNumPorts is the original max number of devices that the host can
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* connect; we might chop this so the stack can handle
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* it. In case you need to access it, use wusbhc->ports_max
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* if it is a Wireless USB WA.
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*/
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struct usb_wa_descriptor {
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u8 bLength;
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u8 bDescriptorType;
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u16 bcdWAVersion;
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u8 bNumPorts; /* don't use!! */
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u8 bmAttributes; /* Reserved == 0 */
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u16 wNumRPipes;
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u16 wRPipeMaxBlock;
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u8 bRPipeBlockSize;
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u8 bPwrOn2PwrGood;
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u8 bNumMMCIEs;
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u8 DeviceRemovable; /* FIXME: in DWA this is up to 16 bytes */
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} __attribute__((packed));
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/**
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* HWA Device Information Buffer (WUSB1.0[T8.54])
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*/
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struct hwa_dev_info {
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u8 bmDeviceAvailability[32]; /* FIXME: ignored for now */
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u8 bDeviceAddress;
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__le16 wPHYRates;
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u8 bmDeviceAttribute;
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} __attribute__((packed));
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#endif /* #ifndef __LINUX_USB_WUSB_WA_H */
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