Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 51615edd authored by Greg Suarez's avatar Greg Suarez Committed by David S. Miller
Browse files

USB: cdc: add MBIM constants and structures 



Based on revision 1.0 of "Universal Serial Bus Communications
Class Subclass Specification for Mobile Broadband Interface
Model" available from www.usb.org

Signed-off-by: default avatarGreg Suarez <gsuarez@smithmicro.com>
[bmork: added DSS defines]
Signed-off-by: default avatarBjørn Mork <bjorn@mork.no>
Acked-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent dad957d7

include/linux/usb/cdc.h

+23 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ 
#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
@@ -33,6 +34,7 @@ 
#define USB_CDC_PROTO_EEM			7



#define USB_CDC_NCM_PROTO_NTB			1

#define USB_CDC_MBIM_PROTO_NTB			2



/*-------------------------------------------------------------------------*/
@@ -53,6 +55,7 @@ 
#define USB_CDC_DMM_TYPE		0x14

#define USB_CDC_OBEX_TYPE		0x15

#define USB_CDC_NCM_TYPE		0x1a

#define USB_CDC_MBIM_TYPE		0x1b



/* "Header Functional Descriptor" from CDC spec  5.2.3.1 */

struct usb_cdc_header_desc {
@@ -187,6 +190,21 @@ struct usb_cdc_ncm_desc { 
	__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));



/*-------------------------------------------------------------------------*/



/*
@@ -332,6 +350,11 @@ struct usb_cdc_ncm_nth32 { 
#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;