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net: hns: Correct HNS RSS key set function 

This patch fixes below ethtool configuration error:

localhost:~ # ethtool -X eth0 hkey XX:XX:XX...
Cannot set Rx flow hash configuration: Operation not supported

Signed-off-by: lipeng <lipeng321@huawei.com>
Reviewed-by: Yisen Zhuang <yisen.zhuang@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
lipeng 2017-04-01 12:03:39 +01:00 committed by David S. Miller
parent f2aaed557e
commit 64ec10dc2a
2 changed files with 18 additions and 14 deletions
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23
drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
View File

@ -826,8 +826,9 @@ static int hns_ae_get_rss(struct hnae_handle *handle, u32 *indir, u8 *key,
memcpy(key, ppe_cb->rss_key, HNS_PPEV2_RSS_KEY_SIZE);
/* update the current hash->queue mappings from the shadow RSS table */
memcpy(indir, ppe_cb->rss_indir_table,
HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir));
if (indir)
memcpy(indir, ppe_cb->rss_indir_table,
HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir));
return 0;
}
@ -838,15 +839,19 @@ static int hns_ae_set_rss(struct hnae_handle *handle, const u32 *indir,
struct hns_ppe_cb *ppe_cb = hns_get_ppe_cb(handle);
/* set the RSS Hash Key if specififed by the user */
if (key)
hns_ppe_set_rss_key(ppe_cb, (u32 *)key);
if (key) {
memcpy(ppe_cb->rss_key, key, HNS_PPEV2_RSS_KEY_SIZE);
hns_ppe_set_rss_key(ppe_cb, ppe_cb->rss_key);
}
/* update the shadow RSS table with user specified qids */
memcpy(ppe_cb->rss_indir_table, indir,
HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir));
if (indir) {
/* update the shadow RSS table with user specified qids */
memcpy(ppe_cb->rss_indir_table, indir,
HNS_PPEV2_RSS_IND_TBL_SIZE * sizeof(*indir));
/* now update the hardware */
hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table);
/* now update the hardware */
hns_ppe_set_indir_table(ppe_cb, ppe_cb->rss_indir_table);
}
return 0;
}

9
drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
View File

@ -1244,6 +1244,7 @@ hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
{
struct hns_nic_priv *priv = netdev_priv(netdev);
struct hnae_ae_ops *ops;
int ret;
if (AE_IS_VER1(priv->enet_ver)) {
netdev_err(netdev,
@ -1253,12 +1254,10 @@ hns_set_rss(struct net_device *netdev, const u32 *indir, const u8 *key,
ops = priv->ae_handle->dev->ops;
/* currently hfunc can only be Toeplitz hash */
if (key ||
(hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP))
if (hfunc != ETH_RSS_HASH_NO_CHANGE && hfunc != ETH_RSS_HASH_TOP) {
netdev_err(netdev, "Invalid hfunc!\n");
return -EOPNOTSUPP;
if (!indir)
return 0;
}
return ops->set_rss(priv->ae_handle, indir, key, hfunc);
}