1 files changed, 31 insertions, 0 deletions

diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index bd0b50b85f06..c6a850ab2ec5 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -601,6 +601,26 @@ struct ethtool_flash {
         char    data[ETHTOOL_FLASH_MAX_FILENAME];
 };
 
+/**
+ * struct ethtool_dump - used for retrieving, setting device dump
+ * @cmd: Command number - %ETHTOOL_GET_DUMP_FLAG, %ETHTOOL_GET_DUMP_DATA, or
+ *      %ETHTOOL_SET_DUMP
+ * @version: FW version of the dump, filled in by driver
+ * @flag: driver dependent flag for dump setting, filled in by driver during
+ *        get and filled in by ethtool for set operation
+ * @len: length of dump data, used as the length of the user buffer on entry to
+ *       %ETHTOOL_GET_DUMP_DATA and this is returned as dump length by driver
+ *       for %ETHTOOL_GET_DUMP_FLAG command
+ * @data: data collected for get dump data operation
+ */
+struct ethtool_dump {
+        __u32   cmd;
+        __u32   version;
+        __u32   flag;
+        __u32   len;
+        __u8    data[0];
+};
+
 /* for returning and changing feature sets */
 
 /**
@@ -853,6 +873,10 @@ bool ethtool_invalid_flags(struct net_device *dev, u32 data, u32 supported);
  * @get_channels: Get number of channels.
  * @set_channels: Set number of channels.  Returns a negative error code or
  *      zero.
+ * @get_dump_flag: Get dump flag indicating current dump length, version,
+ *                 and flag of the device.
+ * @get_dump_data: Get dump data.
+ * @set_dump: Set dump specific flags to the device.
  *
  * All operations are optional (i.e. the function pointer may be set
  * to %NULL) and callers must take this into account.  Callers must
@@ -927,6 +951,10 @@ struct ethtool_ops {
                                   const struct ethtool_rxfh_indir *);
         void    (*get_channels)(struct net_device *, struct ethtool_channels *);
         int     (*set_channels)(struct net_device *, struct ethtool_channels *);
+        int     (*get_dump_flag)(struct net_device *, struct ethtool_dump *);
+        int     (*get_dump_data)(struct net_device *,
+                                 struct ethtool_dump *, void *);
+        int     (*set_dump)(struct net_device *, struct ethtool_dump *);
 
 };
 #endif /* __KERNEL__ */
@@ -998,6 +1026,9 @@ struct ethtool_ops {
 #define ETHTOOL_SFEATURES       0x0000003b /* Change device offload settings */
 #define ETHTOOL_GCHANNELS       0x0000003c /* Get no of channels */
 #define ETHTOOL_SCHANNELS       0x0000003d /* Set no of channels */
+#define ETHTOOL_SET_DUMP        0x0000003e /* Set dump settings */
+#define ETHTOOL_GET_DUMP_FLAG   0x0000003f /* Get dump settings */
+#define ETHTOOL_GET_DUMP_DATA   0x00000040 /* Get dump data */
 
 /* compatibility with older code */
 #define SPARC_ETH_GSET          ETHTOOL_GSET