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