X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=include%2Flinux%2Fethtool.h;h=e658229fee39c17ea8673eadcf7b49cfdce508e1;hb=fe62d001372388abb15a324148c913f9b43722a8;hp=0a114d05f68d35bd275924a7290a6c3b75ef17fd;hpb=3021112598d2b722eee54d8a662fea2089abbdbc;p=firefly-linux-kernel-4.4.55.git

diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 0a114d05f68d..e658229fee39 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -154,13 +154,20 @@ static inline u32 ethtool_rxfh_indir_default(u32 index, u32 n_rx_rings)
  * @reset: Reset (part of) the device, as specified by a bitmask of
  *	flags from &enum ethtool_reset_flags.  Returns a negative
  *	error code or zero.
+ * @get_rxfh_key_size: Get the size of the RX flow hash key.
+ *	Returns zero if not supported for this specific device.
  * @get_rxfh_indir_size: Get the size of the RX flow hash indirection table.
  *	Returns zero if not supported for this specific device.
- * @get_rxfh_indir: Get the contents of the RX flow hash indirection table.
- *	Will not be called if @get_rxfh_indir_size returns zero.
+ * @get_rxfh: Get the contents of the RX flow hash indirection table and hash
+ *	key.
+ *	Will only be called if one or both of @get_rxfh_indir_size and
+ *	@get_rxfh_key_size are implemented and return non-zero.
  *	Returns a negative error code or zero.
- * @set_rxfh_indir: Set the contents of the RX flow hash indirection table.
- *	Will not be called if @get_rxfh_indir_size returns zero.
+ * @set_rxfh: Set the contents of the RX flow hash indirection table and/or
+ *	hash key.  In case only the indirection table or hash key is to be
+ *	changed, the other argument will be %NULL.
+ *	Will only be called if one or both of @get_rxfh_indir_size and
+ *	@get_rxfh_key_size are implemented and return non-zero.
  *	Returns a negative error code or zero.
  * @get_channels: Get number of channels.
  * @set_channels: Set number of channels.  Returns a negative error code or
@@ -232,9 +239,11 @@ struct ethtool_ops {
 	int	(*set_rxnfc)(struct net_device *, struct ethtool_rxnfc *);
 	int	(*flash_device)(struct net_device *, struct ethtool_flash *);
 	int	(*reset)(struct net_device *, u32 *);
+	u32	(*get_rxfh_key_size)(struct net_device *);
 	u32	(*get_rxfh_indir_size)(struct net_device *);
-	int	(*get_rxfh_indir)(struct net_device *, u32 *);
-	int	(*set_rxfh_indir)(struct net_device *, const u32 *);
+	int	(*get_rxfh)(struct net_device *, u32 *indir, u8 *key);
+	int	(*set_rxfh)(struct net_device *, const u32 *indir,
+			    const u8 *key);
 	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 *);