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authorVenkata Duvvuru <VenkatKumar.Duvvuru@Emulex.Com>2014-04-21 06:07:59 -0400
committerDavid S. Miller <davem@davemloft.net>2014-04-22 21:27:57 -0400
commit3de0b592394d17b2c41a261a6a493a521213f299 (patch)
tree34dbd689895d3c808fc25feb3c881a6f378236fe /include/linux/ethtool.h
parent862aa49164812e8da2d5b96323ed2b680f255e71 (diff)
ethtool: Support for configurable RSS hash key
This ethtool patch primarily copies the ioctl command data structures from/to the User space and invokes the driver hook. Signed-off-by: Venkat Duvvuru <VenkatKumar.Duvvuru@Emulex.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/ethtool.h')
-rw-r--r--include/linux/ethtool.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 0a114d05f68d..212f537fc686 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -154,13 +154,23 @@ static inline u32 ethtool_rxfh_indir_default(u32 index, u32 n_rx_rings)
154 * @reset: Reset (part of) the device, as specified by a bitmask of 154 * @reset: Reset (part of) the device, as specified by a bitmask of
155 * flags from &enum ethtool_reset_flags. Returns a negative 155 * flags from &enum ethtool_reset_flags. Returns a negative
156 * error code or zero. 156 * error code or zero.
157 * @get_rxfh_key_size: Get the size of the RX flow hash key.
158 * Returns zero if not supported for this specific device.
157 * @get_rxfh_indir_size: Get the size of the RX flow hash indirection table. 159 * @get_rxfh_indir_size: Get the size of the RX flow hash indirection table.
158 * Returns zero if not supported for this specific device. 160 * Returns zero if not supported for this specific device.
159 * @get_rxfh_indir: Get the contents of the RX flow hash indirection table. 161 * @get_rxfh_indir: Get the contents of the RX flow hash indirection table.
160 * Will not be called if @get_rxfh_indir_size returns zero. 162 * Will not be called if @get_rxfh_indir_size returns zero.
163 * @get_rxfh: Get the contents of the RX flow hash indirection table and hash
164 * key.
165 * Will not be called if @get_rxfh_indir_size and @get_rxfh_key_size
166 * returns zero.
161 * Returns a negative error code or zero. 167 * Returns a negative error code or zero.
162 * @set_rxfh_indir: Set the contents of the RX flow hash indirection table. 168 * @set_rxfh_indir: Set the contents of the RX flow hash indirection table.
163 * Will not be called if @get_rxfh_indir_size returns zero. 169 * Will not be called if @get_rxfh_indir_size returns zero.
170 * @set_rxfh: Set the contents of the RX flow hash indirection table and
171 * hash key.
172 * Will not be called if @get_rxfh_indir_size and @get_rxfh_key_size
173 * returns zero.
164 * Returns a negative error code or zero. 174 * Returns a negative error code or zero.
165 * @get_channels: Get number of channels. 175 * @get_channels: Get number of channels.
166 * @set_channels: Set number of channels. Returns a negative error code or 176 * @set_channels: Set number of channels. Returns a negative error code or
@@ -232,7 +242,10 @@ struct ethtool_ops {
232 int (*set_rxnfc)(struct net_device *, struct ethtool_rxnfc *); 242 int (*set_rxnfc)(struct net_device *, struct ethtool_rxnfc *);
233 int (*flash_device)(struct net_device *, struct ethtool_flash *); 243 int (*flash_device)(struct net_device *, struct ethtool_flash *);
234 int (*reset)(struct net_device *, u32 *); 244 int (*reset)(struct net_device *, u32 *);
245 u32 (*get_rxfh_key_size)(struct net_device *);
235 u32 (*get_rxfh_indir_size)(struct net_device *); 246 u32 (*get_rxfh_indir_size)(struct net_device *);
247 int (*get_rxfh)(struct net_device *, u32 *, u8 *);
248 int (*set_rxfh)(struct net_device *, u32 *, u8 *);
236 int (*get_rxfh_indir)(struct net_device *, u32 *); 249 int (*get_rxfh_indir)(struct net_device *, u32 *);
237 int (*set_rxfh_indir)(struct net_device *, const u32 *); 250 int (*set_rxfh_indir)(struct net_device *, const u32 *);
238 void (*get_channels)(struct net_device *, struct ethtool_channels *); 251 void (*get_channels)(struct net_device *, struct ethtool_channels *);