diff options
| author | stephen hemminger <stephen@networkplumber.org> | 2017-01-24 13:06:01 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-01-24 16:28:58 -0500 |
| commit | b5a5dc8dc8ac311c5ee1cf7fa4c6ef2f4e1743b6 (patch) | |
| tree | ec726fd6bddbe0564be879309231cff343e48674 /drivers/net/hyperv | |
| parent | b448f4e89272ba26a73f28b0b3dd93e749b30c86 (diff) | |
netvsc: report rss field values
Report current components used in RSS hash.
Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv')
| -rw-r--r-- | drivers/net/hyperv/netvsc_drv.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index b158cab678b3..6ab8b52af965 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -1009,6 +1009,30 @@ static void netvsc_get_strings(struct net_device *dev, u32 stringset, u8 *data) } static int +netvsc_get_rss_hash_opts(struct netvsc_device *nvdev, + struct ethtool_rxnfc *info) +{ + info->data = RXH_IP_SRC | RXH_IP_DST; + + switch (info->flow_type) { + case TCP_V4_FLOW: + case TCP_V6_FLOW: + info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3; + /* fallthrough */ + case UDP_V4_FLOW: + case UDP_V6_FLOW: + case IPV4_FLOW: + case IPV6_FLOW: + break; + default: + info->data = 0; + break; + } + + return 0; +} + +static int netvsc_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info, u32 *rules) { @@ -1019,6 +1043,9 @@ netvsc_get_rxnfc(struct net_device *dev, struct ethtool_rxnfc *info, case ETHTOOL_GRXRINGS: info->data = nvdev->num_chn; return 0; + + case ETHTOOL_GRXFH: + return netvsc_get_rss_hash_opts(nvdev, info); } return -EOPNOTSUPP; } |