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>
This commit is contained in:
Ben Chan 2014-03-19 14:00:05 -07:00 committed by David S. Miller
parent 45ba5973c1
commit bfe9b3f8c5

View file

@ -56,6 +56,7 @@
#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 {
@ -205,6 +206,17 @@ struct usb_cdc_mbim_desc {
__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));
/*-------------------------------------------------------------------------*/
/*