diff options
| author |   Sasha Neftin <sasha.neftin@intel.com> | 2020-01-05 14:20:53 +0200 |
|---|---|---|
| committer |   Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2020-01-17 09:55:34 -0800 |
| commit | f38b782dccabb2ada5c5b3c0dfb5ef0758a67ce0 (patch) | |
| tree | a6319682a2305fb582d8828e850256b0b95a8e67 /drivers/net/ethernet/intel/igc/igc_defines.h | |
| parent | igc: Add SKU for i225 device (diff) | |
| download | linux-dev-f38b782dccabb2ada5c5b3c0dfb5ef0758a67ce0.tar.xz linux-dev-f38b782dccabb2ada5c5b3c0dfb5ef0758a67ce0.zip | |
igc: Add support for TSO
TCP segmentation offload allows a device to segment a single frame
into multiple frames with a data payload size specified in socket buffer.
As a result we can now send data approximately up to seven percents fast
than was previously possible on my system.
Signed-off-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/igc/igc_defines.h')
| -rw-r--r-- | drivers/net/ethernet/intel/igc/igc_defines.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/igc/igc_defines.h b/drivers/net/ethernet/intel/igc/igc_defines.h index 2121fc34e300..9e34b0969322 100644 --- a/drivers/net/ethernet/intel/igc/igc_defines.h +++ b/drivers/net/ethernet/intel/igc/igc_defines.h @@ -282,6 +282,10 @@ #define IGC_TXD_STAT_TC 0x00000004 /* Tx Underrun */ #define IGC_TXD_EXTCMD_TSTAMP 0x00000010 /* IEEE1588 Timestamp packet */ +/* IPSec Encrypt Enable */ +#define IGC_ADVTXD_L4LEN_SHIFT 8 /* Adv ctxt L4LEN shift */ +#define IGC_ADVTXD_MSS_SHIFT 16 /* Adv ctxt MSS shift */ + /* Transmit Control */ #define IGC_TCTL_EN 0x00000002 /* enable Tx */ #define IGC_TCTL_PSP 0x00000008 /* pad short packets */ |