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@xxxxxxxxxxxx>
---
No changes from patch v1.
include/uapi/linux/usb/cdc.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/include/uapi/linux/usb/cdc.h b/include/uapi/linux/usb/cdc.h
index f35aa0a..b6a9cdd 100644
--- a/include/uapi/linux/usb/cdc.h
+++ b/include/uapi/linux/usb/cdc.h
@@ -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));
+
/*-------------------------------------------------------------------------*/
/*
--
1.9.0.279.gdc9e3eb
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