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 c24124a42ce5..c117a68d04a7 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 */