usb: cdc: ncm constants and structures added

Signed-off-by: Yauheni Kaliuta <yauheni.kaliuta@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 94 insertions, 0 deletions

diff --git a/include/linux/usb/cdc.h b/include/linux/usb/cdc.h
index c24124a42ce..c117a68d04a 100644
--- a/include/linux/usb/cdc.h
+++ b/include/linux/usb/cdc.h
@@ -18,6 +18,7 @@
 #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_PROTO_NONE			0
 
@@ -49,6 +50,7 @@
 #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
 
 /* "Header Functional Descriptor" from CDC spec  5.2.3.1 */
 struct usb_cdc_header_desc {
@@ -174,6 +176,15 @@ struct usb_cdc_obex_desc {
 	__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));
 /*-------------------------------------------------------------------------*/
 
 /*
@@ -197,6 +208,17 @@ struct usb_cdc_obex_desc {
 #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 {
@@ -247,4 +269,76 @@ struct usb_cdc_notification {
 	__le16	wLength;
 } __attribute__ ((packed));
 
+/*-------------------------------------------------------------------------*/
+
+/*
+ * Class Specific structures and constants
+ *
+ * CDC NCM parameter structure, CDC NCM subclass 6.2.1
+ *
+ */
+
+struct usb_cdc_ncm_ntb_parameter {
+	__le16	wLength;
+	__le16	bmNtbFormatSupported;
+	__le32	dwNtbInMaxSize;
+	__le16	wNdpInDivisor;
+	__le16	wNdpInPayloadRemainder;
+	__le16	wNdpInAlignment;
+	__le16	wPadding1;
+	__le32	dwNtbOutMaxSize;
+	__le16	wNdpOutDivisor;
+	__le16	wNdpOutPayloadRemainder;
+	__le16	wNdpOutAlignment;
+	__le16	wPadding2;
+} __attribute__ ((packed));
+
+/*
+ * CDC NCM transfer headers, CDC NCM subclass 3.2
+ */
+
+#define NCM_NTH16_SIGN		0x484D434E /* NCMH */
+#define NCM_NTH32_SIGN		0x686D636E /* ncmh */
+
+struct usb_cdc_ncm_nth16 {
+	__le32	dwSignature;
+	__le16	wHeaderLength;
+	__le16	wSequence;
+	__le16	wBlockLength;
+	__le16	wFpIndex;
+} __attribute__ ((packed));
+
+struct usb_cdc_ncm_nth32 {
+	__le32	dwSignature;
+	__le16	wHeaderLength;
+	__le16	wSequence;
+	__le32	dwBlockLength;
+	__le32	dwFpIndex;
+} __attribute__ ((packed));
+
+/*
+ * CDC NCM datagram pointers, CDC NCM subclass 3.3
+ */
+
+#define NCM_NDP16_CRC_SIGN	0x314D434E /* NCM1 */
+#define NCM_NDP16_NOCRC_SIGN	0x304D434E /* NCM0 */
+#define NCM_NDP32_CRC_SIGN	0x316D636E /* ncm1 */
+#define NCM_NDP32_NOCRC_SIGN	0x306D636E /* ncm0 */
+
+struct usb_cdc_ncm_ndp16 {
+	__le32	dwSignature;
+	__le16	wLength;
+	__le16	wNextFpIndex;
+	__u8	data[0];
+} __attribute__ ((packed));
+
+struct usb_cdc_ncm_ndp32 {
+	__le32	dwSignature;
+	__le16	wLength;
+	__le16	wReserved6;
+	__le32	dwNextFpIndex;
+	__le32	dwReserved12;
+	__u8	data[0];
+} __attribute__ ((packed));
+
 #endif /* __LINUX_USB_CDC_H */