netdev - [PATCH net-next 03/14] USB: cdc: add MBIM constants and structures

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Date:	Thu, 18 Oct 2012 22:40:56 +0200
From:	Bjørn Mork <bjorn@...k.no>
To:	netdev@...r.kernel.org
Cc:	linux-usb@...r.kernel.org, Oliver Neukum <oliver@...kum.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Alexey Orishko <alexey.orishko@...il.com>,
	Greg Suarez <gpsuarez2512@...il.com>,
	"Fangxiaozhi (Franko)" <fangxiaozhi@...wei.com>,
	Dan Williams <dcbw@...hat.com>,
	Aleksander Morgado <aleksander@...edo.com>,
	Greg Suarez <gsuarez@...thmicro.com>,
	Bjørn Mork <bjorn@...k.no>
Subject: [PATCH net-next 03/14] USB: cdc: add MBIM constants and structures

From: Greg Suarez <gsuarez@...thmicro.com>

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: Greg Suarez <gsuarez@...thmicro.com>
[bmork: added DSS defines]
Signed-off-by: Bjørn Mork <bjorn@...k.no>
---
 include/linux/usb/cdc.h |   23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/include/linux/usb/cdc.h b/include/linux/usb/cdc.h
index 81a9279..f35aa0a 100644
--- a/include/linux/usb/cdc.h
+++ b/include/linux/usb/cdc.h
@@ -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;
-- 
1.7.10.4

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