82 lines
2.7 KiB
C
82 lines
2.7 KiB
C
/*
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* Gadget Function Driver for Android USB accessories
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*
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* Copyright (C) 2011 Google, Inc.
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* Author: Mike Lockwood <lockwood@android.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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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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*/
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#ifndef __LINUX_USB_F_ACCESSORY_H
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#define __LINUX_USB_F_ACCESSORY_H
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/* Use Google Vendor ID when in accessory mode */
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#define USB_ACCESSORY_VENDOR_ID 0x18D1
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/* Product ID to use when in accessory mode */
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#define USB_ACCESSORY_PRODUCT_ID 0x2D00
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/* Product ID to use when in accessory mode and adb is enabled */
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#define USB_ACCESSORY_ADB_PRODUCT_ID 0x2D01
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/* Indexes for strings sent by the host via ACCESSORY_SEND_STRING */
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#define ACCESSORY_STRING_MANUFACTURER 0
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#define ACCESSORY_STRING_MODEL 1
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#define ACCESSORY_STRING_DESCRIPTION 2
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#define ACCESSORY_STRING_VERSION 3
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#define ACCESSORY_STRING_URI 4
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#define ACCESSORY_STRING_SERIAL 5
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/* Control request for retrieving device's protocol version (currently 1)
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*
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* requestType: USB_DIR_IN | USB_TYPE_VENDOR
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* request: ACCESSORY_GET_PROTOCOL
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* value: 0
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* index: 0
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* data version number (16 bits little endian)
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*/
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#define ACCESSORY_GET_PROTOCOL 51
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/* Control request for host to send a string to the device
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*
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* requestType: USB_DIR_OUT | USB_TYPE_VENDOR
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* request: ACCESSORY_SEND_STRING
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* value: 0
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* index: string ID
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* data zero terminated UTF8 string
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*
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* The device can later retrieve these strings via the
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* ACCESSORY_GET_STRING_* ioctls
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*/
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#define ACCESSORY_SEND_STRING 52
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/* Control request for starting device in accessory mode.
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* The host sends this after setting all its strings to the device.
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*
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* requestType: USB_DIR_OUT | USB_TYPE_VENDOR
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* request: ACCESSORY_START
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* value: 0
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* index: 0
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* data none
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*/
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#define ACCESSORY_START 53
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/* ioctls for retrieving strings set by the host */
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#define ACCESSORY_GET_STRING_MANUFACTURER _IOW('M', 1, char[256])
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#define ACCESSORY_GET_STRING_MODEL _IOW('M', 2, char[256])
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#define ACCESSORY_GET_STRING_DESCRIPTION _IOW('M', 3, char[256])
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#define ACCESSORY_GET_STRING_VERSION _IOW('M', 4, char[256])
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#define ACCESSORY_GET_STRING_URI _IOW('M', 5, char[256])
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#define ACCESSORY_GET_STRING_SERIAL _IOW('M', 6, char[256])
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#endif /* __LINUX_USB_F_ACCESSORY_H */
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