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linux_dsm_epyc7002/include/uapi/linux/usb/cdc.h
Ben Chan bfe9b3f8c5 USB: cdc: add MBIM extended functional descriptor structure 
This patch adds the MBIM extended functional descriptor structure
defined in "Universal Serial Bus Communications Class Subclass
Specification for Mobile Broadband Interface Model, Revision 1.0,
Errata-1" published by USB-IF.

Signed-off-by: Ben Chan <benchan@chromium.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
2014-03-20 16:57:34 -04:00

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/*
* USB Communications Device Class (CDC) definitions
*
* CDC says how to talk to lots of different types of network adapters,
* notably ethernet adapters and various modems. It's used mostly with
* firmware based USB peripherals.
*/
#ifndef __LINUX_USB_CDC_H
#define __LINUX_USB_CDC_H
#include <linux/types.h>
#define USB_CDC_SUBCLASS_ACM 0x02
#define USB_CDC_SUBCLASS_ETHERNET 0x06
#define USB_CDC_SUBCLASS_WHCM 0x08
#define USB_CDC_SUBCLASS_DMM 0x09
#define USB_CDC_SUBCLASS_MDLM 0x0a
#define USB_CDC_SUBCLASS_OBEX 0x0b
#define USB_CDC_SUBCLASS_EEM 0x0c
#define USB_CDC_SUBCLASS_NCM 0x0d
#define USB_CDC_SUBCLASS_MBIM 0x0e
#define USB_CDC_PROTO_NONE 0
#define USB_CDC_ACM_PROTO_AT_V25TER 1
#define USB_CDC_ACM_PROTO_AT_PCCA101 2
#define USB_CDC_ACM_PROTO_AT_PCCA101_WAKE 3
#define USB_CDC_ACM_PROTO_AT_GSM 4
#define USB_CDC_ACM_PROTO_AT_3G 5
#define USB_CDC_ACM_PROTO_AT_CDMA 6
#define USB_CDC_ACM_PROTO_VENDOR 0xff
#define USB_CDC_PROTO_EEM 7
#define USB_CDC_NCM_PROTO_NTB 1
#define USB_CDC_MBIM_PROTO_NTB 2
/*-------------------------------------------------------------------------*/
/*
* Class-Specific descriptors ... there are a couple dozen of them
*/
#define USB_CDC_HEADER_TYPE 0x00 /* header_desc */
#define USB_CDC_CALL_MANAGEMENT_TYPE 0x01 /* call_mgmt_descriptor */
#define USB_CDC_ACM_TYPE 0x02 /* acm_descriptor */
#define USB_CDC_UNION_TYPE 0x06 /* union_desc */
#define USB_CDC_COUNTRY_TYPE 0x07
#define USB_CDC_NETWORK_TERMINAL_TYPE 0x0a /* network_terminal_desc */
#define USB_CDC_ETHERNET_TYPE 0x0f /* ether_desc */
#define USB_CDC_WHCM_TYPE 0x11
#define USB_CDC_MDLM_TYPE 0x12 /* mdlm_desc */
#define USB_CDC_MDLM_DETAIL_TYPE 0x13 /* mdlm_detail_desc */
#define USB_CDC_DMM_TYPE 0x14
#define USB_CDC_OBEX_TYPE 0x15
#define USB_CDC_NCM_TYPE 0x1a
#define USB_CDC_MBIM_TYPE 0x1b
#define USB_CDC_MBIM_EXTENDED_TYPE 0x1c
/* "Header Functional Descriptor" from CDC spec 5.2.3.1 */
struct usb_cdc_header_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__le16 bcdCDC;
} __attribute__ ((packed));
/* "Call Management Descriptor" from CDC spec 5.2.3.2 */
struct usb_cdc_call_mgmt_descriptor {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__u8 bmCapabilities;
#define USB_CDC_CALL_MGMT_CAP_CALL_MGMT 0x01
#define USB_CDC_CALL_MGMT_CAP_DATA_INTF 0x02
__u8 bDataInterface;
} __attribute__ ((packed));
/* "Abstract Control Management Descriptor" from CDC spec 5.2.3.3 */
struct usb_cdc_acm_descriptor {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__u8 bmCapabilities;
} __attribute__ ((packed));
/* capabilities from 5.2.3.3 */
#define USB_CDC_COMM_FEATURE 0x01
#define USB_CDC_CAP_LINE 0x02
#define USB_CDC_CAP_BRK 0x04
#define USB_CDC_CAP_NOTIFY 0x08
/* "Union Functional Descriptor" from CDC spec 5.2.3.8 */
struct usb_cdc_union_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__u8 bMasterInterface0;
__u8 bSlaveInterface0;
/* ... and there could be other slave interfaces */
} __attribute__ ((packed));
/* "Country Selection Functional Descriptor" from CDC spec 5.2.3.9 */
struct usb_cdc_country_functional_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__u8 iCountryCodeRelDate;
__le16 wCountyCode0;
/* ... and there can be a lot of country codes */
} __attribute__ ((packed));
/* "Network Channel Terminal Functional Descriptor" from CDC spec 5.2.3.11 */
struct usb_cdc_network_terminal_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__u8 bEntityId;
__u8 iName;
__u8 bChannelIndex;
__u8 bPhysicalInterface;
} __attribute__ ((packed));
/* "Ethernet Networking Functional Descriptor" from CDC spec 5.2.3.16 */
struct usb_cdc_ether_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__u8 iMACAddress;
__le32 bmEthernetStatistics;
__le16 wMaxSegmentSize;
__le16 wNumberMCFilters;
__u8 bNumberPowerFilters;
} __attribute__ ((packed));
/* "Telephone Control Model Functional Descriptor" from CDC WMC spec 6.3..3 */
struct usb_cdc_dmm_desc {
__u8 bFunctionLength;
__u8 bDescriptorType;
__u8 bDescriptorSubtype;
__u16 bcdVersion;
__le16 wMaxCommand;
} __attribute__ ((packed));
/* "MDLM Functional Descriptor" from CDC WMC spec 6.7.2.3 */
struct usb_cdc_mdlm_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__le16 bcdVersion;
__u8 bGUID[16];
} __attribute__ ((packed));
/* "MDLM Detail Functional Descriptor" from CDC WMC spec 6.7.2.4 */
struct usb_cdc_mdlm_detail_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
/* type is associated with mdlm_desc.bGUID */
__u8 bGuidDescriptorType;
__u8 bDetailData[0];
} __attribute__ ((packed));
/* "OBEX Control Model Functional Descriptor" */
struct usb_cdc_obex_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__le16 bcdVersion;
} __attribute__ ((packed));
/* "NCM Control Model Functional Descriptor" */
struct usb_cdc_ncm_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__le16 bcdNcmVersion;
__u8 bmNetworkCapabilities;
} __attribute__ ((packed));
/* "MBIM Control Model Functional Descriptor" */
struct usb_cdc_mbim_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__le16 bcdMBIMVersion;
__le16 wMaxControlMessage;
__u8 bNumberFilters;
__u8 bMaxFilterSize;
__le16 wMaxSegmentSize;
__u8 bmNetworkCapabilities;
} __attribute__ ((packed));
/* "MBIM Extended Functional Descriptor" from CDC MBIM spec 1.0 errata-1 */
struct usb_cdc_mbim_extended_desc {
__u8 bLength;
__u8 bDescriptorType;
__u8 bDescriptorSubType;
__le16 bcdMBIMExtendedVersion;
__u8 bMaxOutstandingCommandMessages;
__le16 wMTU;
} __attribute__ ((packed));
/*-------------------------------------------------------------------------*/
/*
* Class-Specific Control Requests (6.2)
*
* section 3.6.2.1 table 4 has the ACM profile, for modems.
* section 3.8.2 table 10 has the ethernet profile.
*
* Microsoft's RNDIS stack for Ethernet is a vendor-specific CDC ACM variant,
* heavily dependent on the encapsulated (proprietary) command mechanism.
*/
#define USB_CDC_SEND_ENCAPSULATED_COMMAND 0x00
#define USB_CDC_GET_ENCAPSULATED_RESPONSE 0x01
#define USB_CDC_REQ_SET_LINE_CODING 0x20
#define USB_CDC_REQ_GET_LINE_CODING 0x21
#define USB_CDC_REQ_SET_CONTROL_LINE_STATE 0x22
#define USB_CDC_REQ_SEND_BREAK 0x23
#define USB_CDC_SET_ETHERNET_MULTICAST_FILTERS 0x40
#define USB_CDC_SET_ETHERNET_PM_PATTERN_FILTER 0x41
#define USB_CDC_GET_ETHERNET_PM_PATTERN_FILTER 0x42
#define USB_CDC_SET_ETHERNET_PACKET_FILTER 0x43
#define USB_CDC_GET_ETHERNET_STATISTIC 0x44
#define USB_CDC_GET_NTB_PARAMETERS 0x80
#define USB_CDC_GET_NET_ADDRESS 0x81
#define USB_CDC_SET_NET_ADDRESS 0x82
#define USB_CDC_GET_NTB_FORMAT 0x83
#define USB_CDC_SET_NTB_FORMAT 0x84
#define USB_CDC_GET_NTB_INPUT_SIZE 0x85
#define USB_CDC_SET_NTB_INPUT_SIZE 0x86
#define USB_CDC_GET_MAX_DATAGRAM_SIZE 0x87
#define USB_CDC_SET_MAX_DATAGRAM_SIZE 0x88
#define USB_CDC_GET_CRC_MODE 0x89
#define USB_CDC_SET_CRC_MODE 0x8a
/* Line Coding Structure from CDC spec 6.2.13 */
struct usb_cdc_line_coding {
__le32 dwDTERate;
__u8 bCharFormat;
#define USB_CDC_1_STOP_BITS 0
#define USB_CDC_1_5_STOP_BITS 1
#define USB_CDC_2_STOP_BITS 2
__u8 bParityType;
#define USB_CDC_NO_PARITY 0
#define USB_CDC_ODD_PARITY 1
#define USB_CDC_EVEN_PARITY 2
#define USB_CDC_MARK_PARITY 3
#define USB_CDC_SPACE_PARITY 4
__u8 bDataBits;
} __attribute__ ((packed));
/* table 62; bits in multicast filter */
#define USB_CDC_PACKET_TYPE_PROMISCUOUS (1 << 0)
#define USB_CDC_PACKET_TYPE_ALL_MULTICAST (1 << 1) /* no filter */
#define USB_CDC_PACKET_TYPE_DIRECTED (1 << 2)
#define USB_CDC_PACKET_TYPE_BROADCAST (1 << 3)
#define USB_CDC_PACKET_TYPE_MULTICAST (1 << 4) /* filtered */
/*-------------------------------------------------------------------------*/
/*
* Class-Specific Notifications (6.3) sent by interrupt transfers
*
* section 3.8.2 table 11 of the CDC spec lists Ethernet notifications
* section 3.6.2.1 table 5 specifies ACM notifications, accepted by RNDIS
* RNDIS also defines its own bit-incompatible notifications
*/
#define USB_CDC_NOTIFY_NETWORK_CONNECTION 0x00
#define USB_CDC_NOTIFY_RESPONSE_AVAILABLE 0x01
#define USB_CDC_NOTIFY_SERIAL_STATE 0x20
#define USB_CDC_NOTIFY_SPEED_CHANGE 0x2a
struct usb_cdc_notification {
__u8 bmRequestType;
__u8 bNotificationType;
__le16 wValue;
__le16 wIndex;
__le16 wLength;
} __attribute__ ((packed));
struct usb_cdc_speed_change {
__le32 DLBitRRate; /* contains the downlink bit rate (IN pipe) */
__le32 ULBitRate; /* contains the uplink bit rate (OUT pipe) */
} __attribute__ ((packed));
/*-------------------------------------------------------------------------*/
/*
* Class Specific structures and constants
*
* CDC NCM NTB parameters structure, CDC NCM subclass 6.2.1
*
*/
struct usb_cdc_ncm_ntb_parameters {
__le16 wLength;
__le16 bmNtbFormatsSupported;
__le32 dwNtbInMaxSize;
__le16 wNdpInDivisor;
__le16 wNdpInPayloadRemainder;
__le16 wNdpInAlignment;
__le16 wPadding1;
__le32 dwNtbOutMaxSize;
__le16 wNdpOutDivisor;
__le16 wNdpOutPayloadRemainder;
__le16 wNdpOutAlignment;
__le16 wNtbOutMaxDatagrams;
} __attribute__ ((packed));
/*
* CDC NCM transfer headers, CDC NCM subclass 3.2
*/
#define USB_CDC_NCM_NTH16_SIGN 0x484D434E /* NCMH */
#define USB_CDC_NCM_NTH32_SIGN 0x686D636E /* ncmh */
struct usb_cdc_ncm_nth16 {
__le32 dwSignature;
__le16 wHeaderLength;
__le16 wSequence;
__le16 wBlockLength;
__le16 wNdpIndex;
} __attribute__ ((packed));
struct usb_cdc_ncm_nth32 {
__le32 dwSignature;
__le16 wHeaderLength;
__le16 wSequence;
__le32 dwBlockLength;
__le32 dwNdpIndex;
} __attribute__ ((packed));
/*
* CDC NCM datagram pointers, CDC NCM subclass 3.3
*/
#define USB_CDC_NCM_NDP16_CRC_SIGN 0x314D434E /* NCM1 */
#define USB_CDC_NCM_NDP16_NOCRC_SIGN 0x304D434E /* NCM0 */
#define USB_CDC_NCM_NDP32_CRC_SIGN 0x316D636E /* ncm1 */
#define USB_CDC_NCM_NDP32_NOCRC_SIGN 0x306D636E /* ncm0 */
#define USB_CDC_MBIM_NDP16_IPS_SIGN 0x00535049 /* IPS<sessionID> : IPS0 for now */
#define USB_CDC_MBIM_NDP32_IPS_SIGN 0x00737069 /* ips<sessionID> : ips0 for now */
#define USB_CDC_MBIM_NDP16_DSS_SIGN 0x00535344 /* DSS<sessionID> */
#define USB_CDC_MBIM_NDP32_DSS_SIGN 0x00737364 /* dss<sessionID> */
/* 16-bit NCM Datagram Pointer Entry */
struct usb_cdc_ncm_dpe16 {
__le16 wDatagramIndex;
__le16 wDatagramLength;
} __attribute__((__packed__));
/* 16-bit NCM Datagram Pointer Table */
struct usb_cdc_ncm_ndp16 {
__le32 dwSignature;
__le16 wLength;
__le16 wNextNdpIndex;
struct usb_cdc_ncm_dpe16 dpe16[0];
} __attribute__ ((packed));
/* 32-bit NCM Datagram Pointer Entry */
struct usb_cdc_ncm_dpe32 {
__le32 dwDatagramIndex;
__le32 dwDatagramLength;
} __attribute__((__packed__));
/* 32-bit NCM Datagram Pointer Table */
struct usb_cdc_ncm_ndp32 {
__le32 dwSignature;
__le16 wLength;
__le16 wReserved6;
__le32 dwNextNdpIndex;
__le32 dwReserved12;
struct usb_cdc_ncm_dpe32 dpe32[0];
} __attribute__ ((packed));
/* CDC NCM subclass 3.2.1 and 3.2.2 */
#define USB_CDC_NCM_NDP16_INDEX_MIN 0x000C
#define USB_CDC_NCM_NDP32_INDEX_MIN 0x0010
/* CDC NCM subclass 3.3.3 Datagram Formatting */
#define USB_CDC_NCM_DATAGRAM_FORMAT_CRC 0x30
#define USB_CDC_NCM_DATAGRAM_FORMAT_NOCRC 0X31
/* CDC NCM subclass 4.2 NCM Communications Interface Protocol Code */
#define USB_CDC_NCM_PROTO_CODE_NO_ENCAP_COMMANDS 0x00
#define USB_CDC_NCM_PROTO_CODE_EXTERN_PROTO 0xFE
/* CDC NCM subclass 5.2.1 NCM Functional Descriptor, bmNetworkCapabilities */
#define USB_CDC_NCM_NCAP_ETH_FILTER (1 << 0)
#define USB_CDC_NCM_NCAP_NET_ADDRESS (1 << 1)
#define USB_CDC_NCM_NCAP_ENCAP_COMMAND (1 << 2)
#define USB_CDC_NCM_NCAP_MAX_DATAGRAM_SIZE (1 << 3)
#define USB_CDC_NCM_NCAP_CRC_MODE (1 << 4)
#define USB_CDC_NCM_NCAP_NTB_INPUT_SIZE (1 << 5)
/* CDC NCM subclass Table 6-3: NTB Parameter Structure */
#define USB_CDC_NCM_NTB16_SUPPORTED (1 << 0)
#define USB_CDC_NCM_NTB32_SUPPORTED (1 << 1)
/* CDC NCM subclass Table 6-3: NTB Parameter Structure */
#define USB_CDC_NCM_NDP_ALIGN_MIN_SIZE 0x04
#define USB_CDC_NCM_NTB_MAX_LENGTH 0x1C
/* CDC NCM subclass 6.2.5 SetNtbFormat */
#define USB_CDC_NCM_NTB16_FORMAT 0x00
#define USB_CDC_NCM_NTB32_FORMAT 0x01
/* CDC NCM subclass 6.2.7 SetNtbInputSize */
#define USB_CDC_NCM_NTB_MIN_IN_SIZE 2048
#define USB_CDC_NCM_NTB_MIN_OUT_SIZE 2048
/* NTB Input Size Structure */
struct usb_cdc_ncm_ndp_input_size {
__le32 dwNtbInMaxSize;
__le16 wNtbInMaxDatagrams;
__le16 wReserved;
} __attribute__ ((packed));
/* CDC NCM subclass 6.2.11 SetCrcMode */
#define USB_CDC_NCM_CRC_NOT_APPENDED 0x00
#define USB_CDC_NCM_CRC_APPENDED 0x01
#endif /* __LINUX_USB_CDC_H */
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