1 files changed, 16 insertions, 3 deletions

diff --git a/linux-headers/include/linux/can/gw.h b/linux-headers/include/linux/can/gw.h
index f6e30d3..3ff218a 100644
--- a/linux-headers/include/linux/can/gw.h
+++ b/linux-headers/include/linux/can/gw.h
@@ -1,4 +1,4 @@
-/* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) OR BSD-3-Clause) */
+/* SPDX-License-Identifier: ((GPL-2.0-only WITH Linux-syscall-note) OR BSD-3-Clause) */
 /*
  * linux/can/gw.h
  *
@@ -80,6 +80,10 @@ enum {
 	CGW_DELETED,	/* number of deleted CAN frames (see max_hops param) */
 	CGW_LIM_HOPS,	/* limit the number of hops of this specific rule */
 	CGW_MOD_UID,	/* user defined identifier for modification updates */
+	CGW_FDMOD_AND,	/* CAN FD frame modification binary AND */
+	CGW_FDMOD_OR,	/* CAN FD frame modification binary OR */
+	CGW_FDMOD_XOR,	/* CAN FD frame modification binary XOR */
+	CGW_FDMOD_SET,	/* CAN FD frame modification set alternate values */
 	__CGW_MAX
 };
 
@@ -88,15 +92,18 @@ enum {
 #define CGW_FLAGS_CAN_ECHO 0x01
 #define CGW_FLAGS_CAN_SRC_TSTAMP 0x02
 #define CGW_FLAGS_CAN_IIF_TX_OK 0x04
+#define CGW_FLAGS_CAN_FD 0x08
 
 #define CGW_MOD_FUNCS 4 /* AND OR XOR SET */
 
 /* CAN frame elements that are affected by curr. 3 CAN frame modifications */
 #define CGW_MOD_ID	0x01
-#define CGW_MOD_DLC	0x02
+#define CGW_MOD_DLC	0x02		/* contains the data length in bytes */
+#define CGW_MOD_LEN	CGW_MOD_DLC	/* CAN FD length representation */
 #define CGW_MOD_DATA	0x04
+#define CGW_MOD_FLAGS	0x08		/* CAN FD flags */
 
-#define CGW_FRAME_MODS 3 /* ID DLC DATA */
+#define CGW_FRAME_MODS 4 /* ID DLC/LEN DATA FLAGS */
 
 #define MAX_MODFUNCTIONS (CGW_MOD_FUNCS * CGW_FRAME_MODS)
 
@@ -105,7 +112,13 @@ struct cgw_frame_mod {
 	__u8 modtype;
 } __attribute__((packed));
 
+struct cgw_fdframe_mod {
+	struct canfd_frame cf;
+	__u8 modtype;
+} __attribute__((packed));
+
 #define CGW_MODATTR_LEN sizeof(struct cgw_frame_mod)
+#define CGW_FDMODATTR_LEN sizeof(struct cgw_fdframe_mod)
 
 struct cgw_csum_xor {
 	__s8 from_idx;