From 5f848137744106ee737f559454ce5adfceb38347 Mon Sep 17 00:00:00 2001 From: David Brownell Date: Sat, 16 Dec 2006 15:34:53 -0800 Subject: USB: becomes This moves to to reduce some of the clutter of usb header files. Signed-off-by: David Brownell Signed-off-by: Greg Kroah-Hartman --- drivers/i2c/chips/isp1301_omap.c | 2 +- drivers/usb/atm/speedtch.c | 2 +- drivers/usb/gadget/at91_udc.c | 2 +- drivers/usb/gadget/config.c | 2 +- drivers/usb/gadget/epautoconf.c | 2 +- drivers/usb/gadget/ether.c | 2 +- drivers/usb/gadget/file_storage.c | 2 +- drivers/usb/gadget/gmidi.c | 2 +- drivers/usb/gadget/goku_udc.c | 2 +- drivers/usb/gadget/lh7a40x_udc.h | 2 +- drivers/usb/gadget/net2280.c | 2 +- drivers/usb/gadget/omap_udc.c | 2 +- drivers/usb/gadget/pxa2xx_udc.c | 2 +- drivers/usb/gadget/serial.c | 2 +- drivers/usb/gadget/usbstring.c | 2 +- drivers/usb/gadget/zero.c | 2 +- drivers/usb/storage/onetouch.c | 1 - include/linux/Kbuild | 2 +- include/linux/usb.h | 2 +- include/linux/usb/Kbuild | 5 + include/linux/usb/ch9.h | 562 ++++++++++++++++++++++++++++++++++++++ include/linux/usb_ch9.h | 562 -------------------------------------- include/linux/usb_gadgetfs.h | 2 +- 23 files changed, 586 insertions(+), 582 deletions(-) create mode 100644 include/linux/usb/Kbuild create mode 100644 include/linux/usb/ch9.h delete mode 100644 include/linux/usb_ch9.h diff --git a/drivers/i2c/chips/isp1301_omap.c b/drivers/i2c/chips/isp1301_omap.c index ccdf3e90862..9fafadb9251 100644 --- a/drivers/i2c/chips/isp1301_omap.c +++ b/drivers/i2c/chips/isp1301_omap.c @@ -27,7 +27,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/drivers/usb/atm/speedtch.c b/drivers/usb/atm/speedtch.c index 8ed6c75adf0..638b8009b3b 100644 --- a/drivers/usb/atm/speedtch.c +++ b/drivers/usb/atm/speedtch.c @@ -36,7 +36,7 @@ #include #include #include -#include +#include #include #include "usbatm.h" diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c index 812c733ba8c..5a72743606f 100644 --- a/drivers/usb/gadget/at91_udc.c +++ b/drivers/usb/gadget/at91_udc.c @@ -39,7 +39,7 @@ #include #include #include -#include +#include #include #include diff --git a/drivers/usb/gadget/config.c b/drivers/usb/gadget/config.c index 83b4866df9a..d18901b92cd 100644 --- a/drivers/usb/gadget/config.c +++ b/drivers/usb/gadget/config.c @@ -24,7 +24,7 @@ #include #include -#include +#include #include diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c index 53d584589c2..f28af06905a 100644 --- a/drivers/usb/gadget/epautoconf.c +++ b/drivers/usb/gadget/epautoconf.c @@ -27,7 +27,7 @@ #include #include -#include +#include #include #include "gadget_chips.h" diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index d15bf22b9a0..ca8e0ebc79e 100644 --- a/drivers/usb/gadget/ether.c +++ b/drivers/usb/gadget/ether.c @@ -47,7 +47,7 @@ #include #include -#include +#include #include #include diff --git a/drivers/usb/gadget/file_storage.c b/drivers/usb/gadget/file_storage.c index 72f2ae96fbf..027b3150526 100644 --- a/drivers/usb/gadget/file_storage.c +++ b/drivers/usb/gadget/file_storage.c @@ -253,7 +253,7 @@ #include #include -#include +#include #include #include "gadget_chips.h" diff --git a/drivers/usb/gadget/gmidi.c b/drivers/usb/gadget/gmidi.c index f1a679656c9..d08a8d0e642 100644 --- a/drivers/usb/gadget/gmidi.c +++ b/drivers/usb/gadget/gmidi.c @@ -35,7 +35,7 @@ #include #include -#include +#include #include #include #include diff --git a/drivers/usb/gadget/goku_udc.c b/drivers/usb/gadget/goku_udc.c index d0ef1d6b3fa..e873cf48824 100644 --- a/drivers/usb/gadget/goku_udc.c +++ b/drivers/usb/gadget/goku_udc.c @@ -39,7 +39,7 @@ #include #include #include -#include +#include #include #include diff --git a/drivers/usb/gadget/lh7a40x_udc.h b/drivers/usb/gadget/lh7a40x_udc.h index e3bb78524c8..b3fe197e1ee 100644 --- a/drivers/usb/gadget/lh7a40x_udc.h +++ b/drivers/usb/gadget/lh7a40x_udc.h @@ -49,7 +49,7 @@ #include #include -#include +#include #include /* diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c index 569eb8ccf23..7617ff7bd5a 100644 --- a/drivers/usb/gadget/net2280.c +++ b/drivers/usb/gadget/net2280.c @@ -63,7 +63,7 @@ #include #include #include -#include +#include #include #include diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c index cdcfd42843d..140104341db 100644 --- a/drivers/usb/gadget/omap_udc.c +++ b/drivers/usb/gadget/omap_udc.c @@ -38,7 +38,7 @@ #include #include #include -#include +#include #include #include #include diff --git a/drivers/usb/gadget/pxa2xx_udc.c b/drivers/usb/gadget/pxa2xx_udc.c index b78de969466..0d225369847 100644 --- a/drivers/usb/gadget/pxa2xx_udc.c +++ b/drivers/usb/gadget/pxa2xx_udc.c @@ -56,7 +56,7 @@ #include #endif -#include +#include #include #include diff --git a/drivers/usb/gadget/serial.c b/drivers/usb/gadget/serial.c index f8a3ec64635..6c742a90922 100644 --- a/drivers/usb/gadget/serial.c +++ b/drivers/usb/gadget/serial.c @@ -43,7 +43,7 @@ #include #include -#include +#include #include #include diff --git a/drivers/usb/gadget/usbstring.c b/drivers/usb/gadget/usbstring.c index b1735767660..3459ea6c6c0 100644 --- a/drivers/usb/gadget/usbstring.c +++ b/drivers/usb/gadget/usbstring.c @@ -14,7 +14,7 @@ #include #include -#include +#include #include #include diff --git a/drivers/usb/gadget/zero.c b/drivers/usb/gadget/zero.c index 40710ea1b49..ebe04e0d287 100644 --- a/drivers/usb/gadget/zero.c +++ b/drivers/usb/gadget/zero.c @@ -84,7 +84,7 @@ #include #include -#include +#include #include #include "gadget_chips.h" diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c index e565d3d2ab2..6d3dad3d1da 100644 --- a/drivers/usb/storage/onetouch.c +++ b/drivers/usb/storage/onetouch.c @@ -33,7 +33,6 @@ #include #include #include -#include #include #include "usb.h" #include "onetouch.h" diff --git a/include/linux/Kbuild b/include/linux/Kbuild index 157db77a717..683513e310d 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -11,6 +11,7 @@ header-y += netfilter_arp/ header-y += netfilter_bridge/ header-y += netfilter_ipv4/ header-y += netfilter_ipv6/ +header-y += usb/ header-y += affs_hardblocks.h header-y += aio_abi.h @@ -326,7 +327,6 @@ unifdef-y += udp.h unifdef-y += uinput.h unifdef-y += uio.h unifdef-y += unistd.h -unifdef-y += usb_ch9.h unifdef-y += usbdevice_fs.h unifdef-y += user.h unifdef-y += utsname.h diff --git a/include/linux/usb.h b/include/linux/usb.h index d6bf1297d88..f3b21636c9d 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -2,7 +2,7 @@ #define __LINUX_USB_H #include -#include +#include #define USB_MAJOR 180 #define USB_DEVICE_MAJOR 189 diff --git a/include/linux/usb/Kbuild b/include/linux/usb/Kbuild new file mode 100644 index 00000000000..43f160cfe00 --- /dev/null +++ b/include/linux/usb/Kbuild @@ -0,0 +1,5 @@ +unifdef-y += audio.h +unifdef-y += cdc.h +unifdef-y += ch9.h +unifdef-y += midi.h + diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h new file mode 100644 index 00000000000..c720d107ff2 --- /dev/null +++ b/include/linux/usb/ch9.h @@ -0,0 +1,562 @@ +/* + * This file holds USB constants and structures that are needed for USB + * device APIs. These are used by the USB device model, which is defined + * in chapter 9 of the USB 2.0 specification. Linux has several APIs in C + * that need these: + * + * - the master/host side Linux-USB kernel driver API; + * - the "usbfs" user space API; and + * - the Linux "gadget" slave/device/peripheral side driver API. + * + * USB 2.0 adds an additional "On The Go" (OTG) mode, which lets systems + * act either as a USB master/host or as a USB slave/device. That means + * the master and slave side APIs benefit from working well together. + * + * There's also "Wireless USB", using low power short range radios for + * peripheral interconnection but otherwise building on the USB framework. + */ + +#ifndef __LINUX_USB_CH9_H +#define __LINUX_USB_CH9_H + +#include /* __u8 etc */ + +/*-------------------------------------------------------------------------*/ + +/* CONTROL REQUEST SUPPORT */ + +/* + * USB directions + * + * This bit flag is used in endpoint descriptors' bEndpointAddress field. + * It's also one of three fields in control requests bRequestType. + */ +#define USB_DIR_OUT 0 /* to device */ +#define USB_DIR_IN 0x80 /* to host */ + +/* + * USB types, the second of three bRequestType fields + */ +#define USB_TYPE_MASK (0x03 << 5) +#define USB_TYPE_STANDARD (0x00 << 5) +#define USB_TYPE_CLASS (0x01 << 5) +#define USB_TYPE_VENDOR (0x02 << 5) +#define USB_TYPE_RESERVED (0x03 << 5) + +/* + * USB recipients, the third of three bRequestType fields + */ +#define USB_RECIP_MASK 0x1f +#define USB_RECIP_DEVICE 0x00 +#define USB_RECIP_INTERFACE 0x01 +#define USB_RECIP_ENDPOINT 0x02 +#define USB_RECIP_OTHER 0x03 +/* From Wireless USB 1.0 */ +#define USB_RECIP_PORT 0x04 +#define USB_RECIP_RPIPE 0x05 + +/* + * Standard requests, for the bRequest field of a SETUP packet. + * + * These are qualified by the bRequestType field, so that for example + * TYPE_CLASS or TYPE_VENDOR specific feature flags could be retrieved + * by a GET_STATUS request. + */ +#define USB_REQ_GET_STATUS 0x00 +#define USB_REQ_CLEAR_FEATURE 0x01 +#define USB_REQ_SET_FEATURE 0x03 +#define USB_REQ_SET_ADDRESS 0x05 +#define USB_REQ_GET_DESCRIPTOR 0x06 +#define USB_REQ_SET_DESCRIPTOR 0x07 +#define USB_REQ_GET_CONFIGURATION 0x08 +#define USB_REQ_SET_CONFIGURATION 0x09 +#define USB_REQ_GET_INTERFACE 0x0A +#define USB_REQ_SET_INTERFACE 0x0B +#define USB_REQ_SYNCH_FRAME 0x0C + +#define USB_REQ_SET_ENCRYPTION 0x0D /* Wireless USB */ +#define USB_REQ_GET_ENCRYPTION 0x0E +#define USB_REQ_RPIPE_ABORT 0x0E +#define USB_REQ_SET_HANDSHAKE 0x0F +#define USB_REQ_RPIPE_RESET 0x0F +#define USB_REQ_GET_HANDSHAKE 0x10 +#define USB_REQ_SET_CONNECTION 0x11 +#define USB_REQ_SET_SECURITY_DATA 0x12 +#define USB_REQ_GET_SECURITY_DATA 0x13 +#define USB_REQ_SET_WUSB_DATA 0x14 +#define USB_REQ_LOOPBACK_DATA_WRITE 0x15 +#define USB_REQ_LOOPBACK_DATA_READ 0x16 +#define USB_REQ_SET_INTERFACE_DS 0x17 + +/* + * USB feature flags are written using USB_REQ_{CLEAR,SET}_FEATURE, and + * are read as a bit array returned by USB_REQ_GET_STATUS. (So there + * are at most sixteen features of each type.) + */ +#define USB_DEVICE_SELF_POWERED 0 /* (read only) */ +#define USB_DEVICE_REMOTE_WAKEUP 1 /* dev may initiate wakeup */ +#define USB_DEVICE_TEST_MODE 2 /* (wired high speed only) */ +#define USB_DEVICE_BATTERY 2 /* (wireless) */ +#define USB_DEVICE_B_HNP_ENABLE 3 /* (otg) dev may initiate HNP */ +#define USB_DEVICE_WUSB_DEVICE 3 /* (wireless)*/ +#define USB_DEVICE_A_HNP_SUPPORT 4 /* (otg) RH port supports HNP */ +#define USB_DEVICE_A_ALT_HNP_SUPPORT 5 /* (otg) other RH port does */ +#define USB_DEVICE_DEBUG_MODE 6 /* (special devices only) */ + +#define USB_ENDPOINT_HALT 0 /* IN/OUT will STALL */ + + +/** + * struct usb_ctrlrequest - SETUP data for a USB device control request + * @bRequestType: matches the USB bmRequestType field + * @bRequest: matches the USB bRequest field + * @wValue: matches the USB wValue field (le16 byte order) + * @wIndex: matches the USB wIndex field (le16 byte order) + * @wLength: matches the USB wLength field (le16 byte order) + * + * This structure is used to send control requests to a USB device. It matches + * the different fields of the USB 2.0 Spec section 9.3, table 9-2. See the + * USB spec for a fuller description of the different fields, and what they are + * used for. + * + * Note that the driver for any interface can issue control requests. + * For most devices, interfaces don't coordinate with each other, so + * such requests may be made at any time. + */ +struct usb_ctrlrequest { + __u8 bRequestType; + __u8 bRequest; + __le16 wValue; + __le16 wIndex; + __le16 wLength; +} __attribute__ ((packed)); + +/*-------------------------------------------------------------------------*/ + +/* + * STANDARD DESCRIPTORS ... as returned by GET_DESCRIPTOR, or + * (rarely) accepted by SET_DESCRIPTOR. + * + * Note that all multi-byte values here are encoded in little endian + * byte order "on the wire". But when exposed through Linux-USB APIs, + * they've been converted to cpu byte order. + */ + +/* + * Descriptor types ... USB 2.0 spec table 9.5 + */ +#define USB_DT_DEVICE 0x01 +#define USB_DT_CONFIG 0x02 +#define USB_DT_STRING 0x03 +#define USB_DT_INTERFACE 0x04 +#define USB_DT_ENDPOINT 0x05 +#define USB_DT_DEVICE_QUALIFIER 0x06 +#define USB_DT_OTHER_SPEED_CONFIG 0x07 +#define USB_DT_INTERFACE_POWER 0x08 +/* these are from a minor usb 2.0 revision (ECN) */ +#define USB_DT_OTG 0x09 +#define USB_DT_DEBUG 0x0a +#define USB_DT_INTERFACE_ASSOCIATION 0x0b +/* these are from the Wireless USB spec */ +#define USB_DT_SECURITY 0x0c +#define USB_DT_KEY 0x0d +#define USB_DT_ENCRYPTION_TYPE 0x0e +#define USB_DT_BOS 0x0f +#define USB_DT_DEVICE_CAPABILITY 0x10 +#define USB_DT_WIRELESS_ENDPOINT_COMP 0x11 +#define USB_DT_WIRE_ADAPTER 0x21 +#define USB_DT_RPIPE 0x22 + +/* conventional codes for class-specific descriptors */ +#define USB_DT_CS_DEVICE 0x21 +#define USB_DT_CS_CONFIG 0x22 +#define USB_DT_CS_STRING 0x23 +#define USB_DT_CS_INTERFACE 0x24 +#define USB_DT_CS_ENDPOINT 0x25 + +/* All standard descriptors have these 2 fields at the beginning */ +struct usb_descriptor_header { + __u8 bLength; + __u8 bDescriptorType; +} __attribute__ ((packed)); + + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_DEVICE: Device descriptor */ +struct usb_device_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __le16 bcdUSB; + __u8 bDeviceClass; + __u8 bDeviceSubClass; + __u8 bDeviceProtocol; + __u8 bMaxPacketSize0; + __le16 idVendor; + __le16 idProduct; + __le16 bcdDevice; + __u8 iManufacturer; + __u8 iProduct; + __u8 iSerialNumber; + __u8 bNumConfigurations; +} __attribute__ ((packed)); + +#define USB_DT_DEVICE_SIZE 18 + + +/* + * Device and/or Interface Class codes + * as found in bDeviceClass or bInterfaceClass + * and defined by www.usb.org documents + */ +#define USB_CLASS_PER_INTERFACE 0 /* for DeviceClass */ +#define USB_CLASS_AUDIO 1 +#define USB_CLASS_COMM 2 +#define USB_CLASS_HID 3 +#define USB_CLASS_PHYSICAL 5 +#define USB_CLASS_STILL_IMAGE 6 +#define USB_CLASS_PRINTER 7 +#define USB_CLASS_MASS_STORAGE 8 +#define USB_CLASS_HUB 9 +#define USB_CLASS_CDC_DATA 0x0a +#define USB_CLASS_CSCID 0x0b /* chip+ smart card */ +#define USB_CLASS_CONTENT_SEC 0x0d /* content security */ +#define USB_CLASS_VIDEO 0x0e +#define USB_CLASS_WIRELESS_CONTROLLER 0xe0 +#define USB_CLASS_APP_SPEC 0xfe +#define USB_CLASS_VENDOR_SPEC 0xff + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_CONFIG: Configuration descriptor information. + * + * USB_DT_OTHER_SPEED_CONFIG is the same descriptor, except that the + * descriptor type is different. Highspeed-capable devices can look + * different depending on what speed they're currently running. Only + * devices with a USB_DT_DEVICE_QUALIFIER have any OTHER_SPEED_CONFIG + * descriptors. + */ +struct usb_config_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __le16 wTotalLength; + __u8 bNumInterfaces; + __u8 bConfigurationValue; + __u8 iConfiguration; + __u8 bmAttributes; + __u8 bMaxPower; +} __attribute__ ((packed)); + +#define USB_DT_CONFIG_SIZE 9 + +/* from config descriptor bmAttributes */ +#define USB_CONFIG_ATT_ONE (1 << 7) /* must be set */ +#define USB_CONFIG_ATT_SELFPOWER (1 << 6) /* self powered */ +#define USB_CONFIG_ATT_WAKEUP (1 << 5) /* can wakeup */ +#define USB_CONFIG_ATT_BATTERY (1 << 4) /* battery powered */ + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_STRING: String descriptor */ +struct usb_string_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __le16 wData[1]; /* UTF-16LE encoded */ +} __attribute__ ((packed)); + +/* note that "string" zero is special, it holds language codes that + * the device supports, not Unicode characters. + */ + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_INTERFACE: Interface descriptor */ +struct usb_interface_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __u8 bInterfaceNumber; + __u8 bAlternateSetting; + __u8 bNumEndpoints; + __u8 bInterfaceClass; + __u8 bInterfaceSubClass; + __u8 bInterfaceProtocol; + __u8 iInterface; +} __attribute__ ((packed)); + +#define USB_DT_INTERFACE_SIZE 9 + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_ENDPOINT: Endpoint descriptor */ +struct usb_endpoint_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __u8 bEndpointAddress; + __u8 bmAttributes; + __le16 wMaxPacketSize; + __u8 bInterval; + + /* NOTE: these two are _only_ in audio endpoints. */ + /* use USB_DT_ENDPOINT*_SIZE in bLength, not sizeof. */ + __u8 bRefresh; + __u8 bSynchAddress; +} __attribute__ ((packed)); + +#define USB_DT_ENDPOINT_SIZE 7 +#define USB_DT_ENDPOINT_AUDIO_SIZE 9 /* Audio extension */ + + +/* + * Endpoints + */ +#define USB_ENDPOINT_NUMBER_MASK 0x0f /* in bEndpointAddress */ +#define USB_ENDPOINT_DIR_MASK 0x80 + +#define USB_ENDPOINT_XFERTYPE_MASK 0x03 /* in bmAttributes */ +#define USB_ENDPOINT_XFER_CONTROL 0 +#define USB_ENDPOINT_XFER_ISOC 1 +#define USB_ENDPOINT_XFER_BULK 2 +#define USB_ENDPOINT_XFER_INT 3 +#define USB_ENDPOINT_MAX_ADJUSTABLE 0x80 + + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_DEVICE_QUALIFIER: Device Qualifier descriptor */ +struct usb_qualifier_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __le16 bcdUSB; + __u8 bDeviceClass; + __u8 bDeviceSubClass; + __u8 bDeviceProtocol; + __u8 bMaxPacketSize0; + __u8 bNumConfigurations; + __u8 bRESERVED; +} __attribute__ ((packed)); + + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_OTG (from OTG 1.0a supplement) */ +struct usb_otg_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __u8 bmAttributes; /* support for HNP, SRP, etc */ +} __attribute__ ((packed)); + +/* from usb_otg_descriptor.bmAttributes */ +#define USB_OTG_SRP (1 << 0) +#define USB_OTG_HNP (1 << 1) /* swap host/device roles */ + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_DEBUG: for special highspeed devices, replacing serial console */ +struct usb_debug_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + /* bulk endpoints with 8 byte maxpacket */ + __u8 bDebugInEndpoint; + __u8 bDebugOutEndpoint; +}; + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_INTERFACE_ASSOCIATION: groups interfaces */ +struct usb_interface_assoc_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __u8 bFirstInterface; + __u8 bInterfaceCount; + __u8 bFunctionClass; + __u8 bFunctionSubClass; + __u8 bFunctionProtocol; + __u8 iFunction; +} __attribute__ ((packed)); + + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_SECURITY: group of wireless security descriptors, including + * encryption types available for setting up a CC/association. + */ +struct usb_security_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __le16 wTotalLength; + __u8 bNumEncryptionTypes; +}; + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_KEY: used with {GET,SET}_SECURITY_DATA; only public keys + * may be retrieved. + */ +struct usb_key_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __u8 tTKID[3]; + __u8 bReserved; + __u8 bKeyData[0]; +}; + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_ENCRYPTION_TYPE: bundled in DT_SECURITY groups */ +struct usb_encryption_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __u8 bEncryptionType; +#define USB_ENC_TYPE_UNSECURE 0 +#define USB_ENC_TYPE_WIRED 1 /* non-wireless mode */ +#define USB_ENC_TYPE_CCM_1 2 /* aes128/cbc session */ +#define USB_ENC_TYPE_RSA_1 3 /* rsa3072/sha1 auth */ + __u8 bEncryptionValue; /* use in SET_ENCRYPTION */ + __u8 bAuthKeyIndex; +}; + + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_BOS: group of wireless capabilities */ +struct usb_bos_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __le16 wTotalLength; + __u8 bNumDeviceCaps; +}; + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_DEVICE_CAPABILITY: grouped with BOS */ +struct usb_dev_cap_header { + __u8 bLength; + __u8 bDescriptorType; + __u8 bDevCapabilityType; +}; + +#define USB_CAP_TYPE_WIRELESS_USB 1 + +struct usb_wireless_cap_descriptor { /* Ultra Wide Band */ + __u8 bLength; + __u8 bDescriptorType; + __u8 bDevCapabilityType; + + __u8 bmAttributes; +#define USB_WIRELESS_P2P_DRD (1 << 1) +#define USB_WIRELESS_BEACON_MASK (3 << 2) +#define USB_WIRELESS_BEACON_SELF (1 << 2) +#define USB_WIRELESS_BEACON_DIRECTED (2 << 2) +#define USB_WIRELESS_BEACON_NONE (3 << 2) + __le16 wPHYRates; /* bit rates, Mbps */ +#define USB_WIRELESS_PHY_53 (1 << 0) /* always set */ +#define USB_WIRELESS_PHY_80 (1 << 1) +#define USB_WIRELESS_PHY_107 (1 << 2) /* always set */ +#define USB_WIRELESS_PHY_160 (1 << 3) +#define USB_WIRELESS_PHY_200 (1 << 4) /* always set */ +#define USB_WIRELESS_PHY_320 (1 << 5) +#define USB_WIRELESS_PHY_400 (1 << 6) +#define USB_WIRELESS_PHY_480 (1 << 7) + __u8 bmTFITXPowerInfo; /* TFI power levels */ + __u8 bmFFITXPowerInfo; /* FFI power levels */ + __le16 bmBandGroup; + __u8 bReserved; +}; + +/*-------------------------------------------------------------------------*/ + +/* USB_DT_WIRELESS_ENDPOINT_COMP: companion descriptor associated with + * each endpoint descriptor for a wireless device + */ +struct usb_wireless_ep_comp_descriptor { + __u8 bLength; + __u8 bDescriptorType; + + __u8 bMaxBurst; + __u8 bMaxSequence; + __le16 wMaxStreamDelay; + __le16 wOverTheAirPacketSize; + __u8 bOverTheAirInterval; + __u8 bmCompAttributes; +#define USB_ENDPOINT_SWITCH_MASK 0x03 /* in bmCompAttributes */ +#define USB_ENDPOINT_SWITCH_NO 0 +#define USB_ENDPOINT_SWITCH_SWITCH 1 +#define USB_ENDPOINT_SWITCH_SCALE 2 +}; + +/*-------------------------------------------------------------------------*/ + +/* USB_REQ_SET_HANDSHAKE is a four-way handshake used between a wireless + * host and a device for connection set up, mutual authentication, and + * exchanging short lived session keys. The handshake depends on a CC. + */ +struct usb_handshake { + __u8 bMessageNumber; + __u8 bStatus; + __u8 tTKID[3]; + __u8 bReserved; + __u8 CDID[16]; + __u8 nonce[16]; + __u8 MIC[8]; +}; + +/*-------------------------------------------------------------------------*/ + +/* USB_REQ_SET_CONNECTION modifies or revokes a connection context (CC). + * A CC may also be set up using non-wireless secure channels (including + * wired USB!), and some devices may support CCs with multiple hosts. + */ +struct usb_connection_context { + __u8 CHID[16]; /* persistent host id */ + __u8 CDID[16]; /* device id (unique w/in host context) */ + __u8 CK[16]; /* connection key */ +}; + +/*-------------------------------------------------------------------------*/ + +/* USB 2.0 defines three speeds, here's how Linux identifies them */ + +enum usb_device_speed { + USB_SPEED_UNKNOWN = 0, /* enumerating */ + USB_SPEED_LOW, USB_SPEED_FULL, /* usb 1.1 */ + USB_SPEED_HIGH, /* usb 2.0 */ + USB_SPEED_VARIABLE, /* wireless (usb 2.5) */ +}; + +enum usb_device_state { + /* NOTATTACHED isn't in the USB spec, and this state acts + * the same as ATTACHED ... but it's clearer this way. + */ + USB_STATE_NOTATTACHED = 0, + + /* chapter 9 and authentication (wireless) device states */ + USB_STATE_ATTACHED, + USB_STATE_POWERED, /* wired */ + USB_STATE_UNAUTHENTICATED, /* auth */ + USB_STATE_RECONNECTING, /* auth */ + USB_STATE_DEFAULT, /* limited function */ + USB_STATE_ADDRESS, + USB_STATE_CONFIGURED, /* most functions */ + + USB_STATE_SUSPENDED + + /* NOTE: there are actually four different SUSPENDED + * states, returning to POWERED, DEFAULT, ADDRESS, or + * CONFIGURED respectively when SOF tokens flow again. + */ +}; + +#endif /* __LINUX_USB_CH9_H */ diff --git a/include/linux/usb_ch9.h b/include/linux/usb_ch9.h deleted file mode 100644 index c720d107ff2..00000000000 --- a/include/linux/usb_ch9.h +++ /dev/null @@ -1,562 +0,0 @@ -/* - * This file holds USB constants and structures that are needed for USB - * device APIs. These are used by the USB device model, which is defined - * in chapter 9 of the USB 2.0 specification. Linux has several APIs in C - * that need these: - * - * - the master/host side Linux-USB kernel driver API; - * - the "usbfs" user space API; and - * - the Linux "gadget" slave/device/peripheral side driver API. - * - * USB 2.0 adds an additional "On The Go" (OTG) mode, which lets systems - * act either as a USB master/host or as a USB slave/device. That means - * the master and slave side APIs benefit from working well together. - * - * There's also "Wireless USB", using low power short range radios for - * peripheral interconnection but otherwise building on the USB framework. - */ - -#ifndef __LINUX_USB_CH9_H -#define __LINUX_USB_CH9_H - -#include /* __u8 etc */ - -/*-------------------------------------------------------------------------*/ - -/* CONTROL REQUEST SUPPORT */ - -/* - * USB directions - * - * This bit flag is used in endpoint descriptors' bEndpointAddress field. - * It's also one of three fields in control requests bRequestType. - */ -#define USB_DIR_OUT 0 /* to device */ -#define USB_DIR_IN 0x80 /* to host */ - -/* - * USB types, the second of three bRequestType fields - */ -#define USB_TYPE_MASK (0x03 << 5) -#define USB_TYPE_STANDARD (0x00 << 5) -#define USB_TYPE_CLASS (0x01 << 5) -#define USB_TYPE_VENDOR (0x02 << 5) -#define USB_TYPE_RESERVED (0x03 << 5) - -/* - * USB recipients, the third of three bRequestType fields - */ -#define USB_RECIP_MASK 0x1f -#define USB_RECIP_DEVICE 0x00 -#define USB_RECIP_INTERFACE 0x01 -#define USB_RECIP_ENDPOINT 0x02 -#define USB_RECIP_OTHER 0x03 -/* From Wireless USB 1.0 */ -#define USB_RECIP_PORT 0x04 -#define USB_RECIP_RPIPE 0x05 - -/* - * Standard requests, for the bRequest field of a SETUP packet. - * - * These are qualified by the bRequestType field, so that for example - * TYPE_CLASS or TYPE_VENDOR specific feature flags could be retrieved - * by a GET_STATUS request. - */ -#define USB_REQ_GET_STATUS 0x00 -#define USB_REQ_CLEAR_FEATURE 0x01 -#define USB_REQ_SET_FEATURE 0x03 -#define USB_REQ_SET_ADDRESS 0x05 -#define USB_REQ_GET_DESCRIPTOR 0x06 -#define USB_REQ_SET_DESCRIPTOR 0x07 -#define USB_REQ_GET_CONFIGURATION 0x08 -#define USB_REQ_SET_CONFIGURATION 0x09 -#define USB_REQ_GET_INTERFACE 0x0A -#define USB_REQ_SET_INTERFACE 0x0B -#define USB_REQ_SYNCH_FRAME 0x0C - -#define USB_REQ_SET_ENCRYPTION 0x0D /* Wireless USB */ -#define USB_REQ_GET_ENCRYPTION 0x0E -#define USB_REQ_RPIPE_ABORT 0x0E -#define USB_REQ_SET_HANDSHAKE 0x0F -#define USB_REQ_RPIPE_RESET 0x0F -#define USB_REQ_GET_HANDSHAKE 0x10 -#define USB_REQ_SET_CONNECTION 0x11 -#define USB_REQ_SET_SECURITY_DATA 0x12 -#define USB_REQ_GET_SECURITY_DATA 0x13 -#define USB_REQ_SET_WUSB_DATA 0x14 -#define USB_REQ_LOOPBACK_DATA_WRITE 0x15 -#define USB_REQ_LOOPBACK_DATA_READ 0x16 -#define USB_REQ_SET_INTERFACE_DS 0x17 - -/* - * USB feature flags are written using USB_REQ_{CLEAR,SET}_FEATURE, and - * are read as a bit array returned by USB_REQ_GET_STATUS. (So there - * are at most sixteen features of each type.) - */ -#define USB_DEVICE_SELF_POWERED 0 /* (read only) */ -#define USB_DEVICE_REMOTE_WAKEUP 1 /* dev may initiate wakeup */ -#define USB_DEVICE_TEST_MODE 2 /* (wired high speed only) */ -#define USB_DEVICE_BATTERY 2 /* (wireless) */ -#define USB_DEVICE_B_HNP_ENABLE 3 /* (otg) dev may initiate HNP */ -#define USB_DEVICE_WUSB_DEVICE 3 /* (wireless)*/ -#define USB_DEVICE_A_HNP_SUPPORT 4 /* (otg) RH port supports HNP */ -#define USB_DEVICE_A_ALT_HNP_SUPPORT 5 /* (otg) other RH port does */ -#define USB_DEVICE_DEBUG_MODE 6 /* (special devices only) */ - -#define USB_ENDPOINT_HALT 0 /* IN/OUT will STALL */ - - -/** - * struct usb_ctrlrequest - SETUP data for a USB device control request - * @bRequestType: matches the USB bmRequestType field - * @bRequest: matches the USB bRequest field - * @wValue: matches the USB wValue field (le16 byte order) - * @wIndex: matches the USB wIndex field (le16 byte order) - * @wLength: matches the USB wLength field (le16 byte order) - * - * This structure is used to send control requests to a USB device. It matches - * the different fields of the USB 2.0 Spec section 9.3, table 9-2. See the - * USB spec for a fuller description of the different fields, and what they are - * used for. - * - * Note that the driver for any interface can issue control requests. - * For most devices, interfaces don't coordinate with each other, so - * such requests may be made at any time. - */ -struct usb_ctrlrequest { - __u8 bRequestType; - __u8 bRequest; - __le16 wValue; - __le16 wIndex; - __le16 wLength; -} __attribute__ ((packed)); - -/*-------------------------------------------------------------------------*/ - -/* - * STANDARD DESCRIPTORS ... as returned by GET_DESCRIPTOR, or - * (rarely) accepted by SET_DESCRIPTOR. - * - * Note that all multi-byte values here are encoded in little endian - * byte order "on the wire". But when exposed through Linux-USB APIs, - * they've been converted to cpu byte order. - */ - -/* - * Descriptor types ... USB 2.0 spec table 9.5 - */ -#define USB_DT_DEVICE 0x01 -#define USB_DT_CONFIG 0x02 -#define USB_DT_STRING 0x03 -#define USB_DT_INTERFACE 0x04 -#define USB_DT_ENDPOINT 0x05 -#define USB_DT_DEVICE_QUALIFIER 0x06 -#define USB_DT_OTHER_SPEED_CONFIG 0x07 -#define USB_DT_INTERFACE_POWER 0x08 -/* these are from a minor usb 2.0 revision (ECN) */ -#define USB_DT_OTG 0x09 -#define USB_DT_DEBUG 0x0a -#define USB_DT_INTERFACE_ASSOCIATION 0x0b -/* these are from the Wireless USB spec */ -#define USB_DT_SECURITY 0x0c -#define USB_DT_KEY 0x0d -#define USB_DT_ENCRYPTION_TYPE 0x0e -#define USB_DT_BOS 0x0f -#define USB_DT_DEVICE_CAPABILITY 0x10 -#define USB_DT_WIRELESS_ENDPOINT_COMP 0x11 -#define USB_DT_WIRE_ADAPTER 0x21 -#define USB_DT_RPIPE 0x22 - -/* conventional codes for class-specific descriptors */ -#define USB_DT_CS_DEVICE 0x21 -#define USB_DT_CS_CONFIG 0x22 -#define USB_DT_CS_STRING 0x23 -#define USB_DT_CS_INTERFACE 0x24 -#define USB_DT_CS_ENDPOINT 0x25 - -/* All standard descriptors have these 2 fields at the beginning */ -struct usb_descriptor_header { - __u8 bLength; - __u8 bDescriptorType; -} __attribute__ ((packed)); - - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_DEVICE: Device descriptor */ -struct usb_device_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __le16 bcdUSB; - __u8 bDeviceClass; - __u8 bDeviceSubClass; - __u8 bDeviceProtocol; - __u8 bMaxPacketSize0; - __le16 idVendor; - __le16 idProduct; - __le16 bcdDevice; - __u8 iManufacturer; - __u8 iProduct; - __u8 iSerialNumber; - __u8 bNumConfigurations; -} __attribute__ ((packed)); - -#define USB_DT_DEVICE_SIZE 18 - - -/* - * Device and/or Interface Class codes - * as found in bDeviceClass or bInterfaceClass - * and defined by www.usb.org documents - */ -#define USB_CLASS_PER_INTERFACE 0 /* for DeviceClass */ -#define USB_CLASS_AUDIO 1 -#define USB_CLASS_COMM 2 -#define USB_CLASS_HID 3 -#define USB_CLASS_PHYSICAL 5 -#define USB_CLASS_STILL_IMAGE 6 -#define USB_CLASS_PRINTER 7 -#define USB_CLASS_MASS_STORAGE 8 -#define USB_CLASS_HUB 9 -#define USB_CLASS_CDC_DATA 0x0a -#define USB_CLASS_CSCID 0x0b /* chip+ smart card */ -#define USB_CLASS_CONTENT_SEC 0x0d /* content security */ -#define USB_CLASS_VIDEO 0x0e -#define USB_CLASS_WIRELESS_CONTROLLER 0xe0 -#define USB_CLASS_APP_SPEC 0xfe -#define USB_CLASS_VENDOR_SPEC 0xff - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_CONFIG: Configuration descriptor information. - * - * USB_DT_OTHER_SPEED_CONFIG is the same descriptor, except that the - * descriptor type is different. Highspeed-capable devices can look - * different depending on what speed they're currently running. Only - * devices with a USB_DT_DEVICE_QUALIFIER have any OTHER_SPEED_CONFIG - * descriptors. - */ -struct usb_config_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __le16 wTotalLength; - __u8 bNumInterfaces; - __u8 bConfigurationValue; - __u8 iConfiguration; - __u8 bmAttributes; - __u8 bMaxPower; -} __attribute__ ((packed)); - -#define USB_DT_CONFIG_SIZE 9 - -/* from config descriptor bmAttributes */ -#define USB_CONFIG_ATT_ONE (1 << 7) /* must be set */ -#define USB_CONFIG_ATT_SELFPOWER (1 << 6) /* self powered */ -#define USB_CONFIG_ATT_WAKEUP (1 << 5) /* can wakeup */ -#define USB_CONFIG_ATT_BATTERY (1 << 4) /* battery powered */ - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_STRING: String descriptor */ -struct usb_string_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __le16 wData[1]; /* UTF-16LE encoded */ -} __attribute__ ((packed)); - -/* note that "string" zero is special, it holds language codes that - * the device supports, not Unicode characters. - */ - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_INTERFACE: Interface descriptor */ -struct usb_interface_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __u8 bInterfaceNumber; - __u8 bAlternateSetting; - __u8 bNumEndpoints; - __u8 bInterfaceClass; - __u8 bInterfaceSubClass; - __u8 bInterfaceProtocol; - __u8 iInterface; -} __attribute__ ((packed)); - -#define USB_DT_INTERFACE_SIZE 9 - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_ENDPOINT: Endpoint descriptor */ -struct usb_endpoint_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __u8 bEndpointAddress; - __u8 bmAttributes; - __le16 wMaxPacketSize; - __u8 bInterval; - - /* NOTE: these two are _only_ in audio endpoints. */ - /* use USB_DT_ENDPOINT*_SIZE in bLength, not sizeof. */ - __u8 bRefresh; - __u8 bSynchAddress; -} __attribute__ ((packed)); - -#define USB_DT_ENDPOINT_SIZE 7 -#define USB_DT_ENDPOINT_AUDIO_SIZE 9 /* Audio extension */ - - -/* - * Endpoints - */ -#define USB_ENDPOINT_NUMBER_MASK 0x0f /* in bEndpointAddress */ -#define USB_ENDPOINT_DIR_MASK 0x80 - -#define USB_ENDPOINT_XFERTYPE_MASK 0x03 /* in bmAttributes */ -#define USB_ENDPOINT_XFER_CONTROL 0 -#define USB_ENDPOINT_XFER_ISOC 1 -#define USB_ENDPOINT_XFER_BULK 2 -#define USB_ENDPOINT_XFER_INT 3 -#define USB_ENDPOINT_MAX_ADJUSTABLE 0x80 - - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_DEVICE_QUALIFIER: Device Qualifier descriptor */ -struct usb_qualifier_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __le16 bcdUSB; - __u8 bDeviceClass; - __u8 bDeviceSubClass; - __u8 bDeviceProtocol; - __u8 bMaxPacketSize0; - __u8 bNumConfigurations; - __u8 bRESERVED; -} __attribute__ ((packed)); - - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_OTG (from OTG 1.0a supplement) */ -struct usb_otg_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __u8 bmAttributes; /* support for HNP, SRP, etc */ -} __attribute__ ((packed)); - -/* from usb_otg_descriptor.bmAttributes */ -#define USB_OTG_SRP (1 << 0) -#define USB_OTG_HNP (1 << 1) /* swap host/device roles */ - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_DEBUG: for special highspeed devices, replacing serial console */ -struct usb_debug_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - /* bulk endpoints with 8 byte maxpacket */ - __u8 bDebugInEndpoint; - __u8 bDebugOutEndpoint; -}; - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_INTERFACE_ASSOCIATION: groups interfaces */ -struct usb_interface_assoc_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __u8 bFirstInterface; - __u8 bInterfaceCount; - __u8 bFunctionClass; - __u8 bFunctionSubClass; - __u8 bFunctionProtocol; - __u8 iFunction; -} __attribute__ ((packed)); - - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_SECURITY: group of wireless security descriptors, including - * encryption types available for setting up a CC/association. - */ -struct usb_security_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __le16 wTotalLength; - __u8 bNumEncryptionTypes; -}; - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_KEY: used with {GET,SET}_SECURITY_DATA; only public keys - * may be retrieved. - */ -struct usb_key_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __u8 tTKID[3]; - __u8 bReserved; - __u8 bKeyData[0]; -}; - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_ENCRYPTION_TYPE: bundled in DT_SECURITY groups */ -struct usb_encryption_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __u8 bEncryptionType; -#define USB_ENC_TYPE_UNSECURE 0 -#define USB_ENC_TYPE_WIRED 1 /* non-wireless mode */ -#define USB_ENC_TYPE_CCM_1 2 /* aes128/cbc session */ -#define USB_ENC_TYPE_RSA_1 3 /* rsa3072/sha1 auth */ - __u8 bEncryptionValue; /* use in SET_ENCRYPTION */ - __u8 bAuthKeyIndex; -}; - - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_BOS: group of wireless capabilities */ -struct usb_bos_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __le16 wTotalLength; - __u8 bNumDeviceCaps; -}; - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_DEVICE_CAPABILITY: grouped with BOS */ -struct usb_dev_cap_header { - __u8 bLength; - __u8 bDescriptorType; - __u8 bDevCapabilityType; -}; - -#define USB_CAP_TYPE_WIRELESS_USB 1 - -struct usb_wireless_cap_descriptor { /* Ultra Wide Band */ - __u8 bLength; - __u8 bDescriptorType; - __u8 bDevCapabilityType; - - __u8 bmAttributes; -#define USB_WIRELESS_P2P_DRD (1 << 1) -#define USB_WIRELESS_BEACON_MASK (3 << 2) -#define USB_WIRELESS_BEACON_SELF (1 << 2) -#define USB_WIRELESS_BEACON_DIRECTED (2 << 2) -#define USB_WIRELESS_BEACON_NONE (3 << 2) - __le16 wPHYRates; /* bit rates, Mbps */ -#define USB_WIRELESS_PHY_53 (1 << 0) /* always set */ -#define USB_WIRELESS_PHY_80 (1 << 1) -#define USB_WIRELESS_PHY_107 (1 << 2) /* always set */ -#define USB_WIRELESS_PHY_160 (1 << 3) -#define USB_WIRELESS_PHY_200 (1 << 4) /* always set */ -#define USB_WIRELESS_PHY_320 (1 << 5) -#define USB_WIRELESS_PHY_400 (1 << 6) -#define USB_WIRELESS_PHY_480 (1 << 7) - __u8 bmTFITXPowerInfo; /* TFI power levels */ - __u8 bmFFITXPowerInfo; /* FFI power levels */ - __le16 bmBandGroup; - __u8 bReserved; -}; - -/*-------------------------------------------------------------------------*/ - -/* USB_DT_WIRELESS_ENDPOINT_COMP: companion descriptor associated with - * each endpoint descriptor for a wireless device - */ -struct usb_wireless_ep_comp_descriptor { - __u8 bLength; - __u8 bDescriptorType; - - __u8 bMaxBurst; - __u8 bMaxSequence; - __le16 wMaxStreamDelay; - __le16 wOverTheAirPacketSize; - __u8 bOverTheAirInterval; - __u8 bmCompAttributes; -#define USB_ENDPOINT_SWITCH_MASK 0x03 /* in bmCompAttributes */ -#define USB_ENDPOINT_SWITCH_NO 0 -#define USB_ENDPOINT_SWITCH_SWITCH 1 -#define USB_ENDPOINT_SWITCH_SCALE 2 -}; - -/*-------------------------------------------------------------------------*/ - -/* USB_REQ_SET_HANDSHAKE is a four-way handshake used between a wireless - * host and a device for connection set up, mutual authentication, and - * exchanging short lived session keys. The handshake depends on a CC. - */ -struct usb_handshake { - __u8 bMessageNumber; - __u8 bStatus; - __u8 tTKID[3]; - __u8 bReserved; - __u8 CDID[16]; - __u8 nonce[16]; - __u8 MIC[8]; -}; - -/*-------------------------------------------------------------------------*/ - -/* USB_REQ_SET_CONNECTION modifies or revokes a connection context (CC). - * A CC may also be set up using non-wireless secure channels (including - * wired USB!), and some devices may support CCs with multiple hosts. - */ -struct usb_connection_context { - __u8 CHID[16]; /* persistent host id */ - __u8 CDID[16]; /* device id (unique w/in host context) */ - __u8 CK[16]; /* connection key */ -}; - -/*-------------------------------------------------------------------------*/ - -/* USB 2.0 defines three speeds, here's how Linux identifies them */ - -enum usb_device_speed { - USB_SPEED_UNKNOWN = 0, /* enumerating */ - USB_SPEED_LOW, USB_SPEED_FULL, /* usb 1.1 */ - USB_SPEED_HIGH, /* usb 2.0 */ - USB_SPEED_VARIABLE, /* wireless (usb 2.5) */ -}; - -enum usb_device_state { - /* NOTATTACHED isn't in the USB spec, and this state acts - * the same as ATTACHED ... but it's clearer this way. - */ - USB_STATE_NOTATTACHED = 0, - - /* chapter 9 and authentication (wireless) device states */ - USB_STATE_ATTACHED, - USB_STATE_POWERED, /* wired */ - USB_STATE_UNAUTHENTICATED, /* auth */ - USB_STATE_RECONNECTING, /* auth */ - USB_STATE_DEFAULT, /* limited function */ - USB_STATE_ADDRESS, - USB_STATE_CONFIGURED, /* most functions */ - - USB_STATE_SUSPENDED - - /* NOTE: there are actually four different SUSPENDED - * states, returning to POWERED, DEFAULT, ADDRESS, or - * CONFIGURED respectively when SOF tokens flow again. - */ -}; - -#endif /* __LINUX_USB_CH9_H */ diff --git a/include/linux/usb_gadgetfs.h b/include/linux/usb_gadgetfs.h index b53d6ae8e55..8086d5a9b94 100644 --- a/include/linux/usb_gadgetfs.h +++ b/include/linux/usb_gadgetfs.h @@ -2,7 +2,7 @@ #include #include -#include +#include /* * Filesystem based user-mode API to USB Gadget controller hardware -- cgit v1.2.3