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authorlipeng <lipeng321@huawei.com>2017-04-01 12:03:39 +0100
committerDavid S. Miller <davem@davemloft.net>2017-04-03 14:48:43 -0700
commit64ec10dc2ab8ef5bc6e76b1d4bc8203c08a6da1e (patch)
treedbd83f5a3b7e7826f4fa4c8b1f071b9e7b37d4e5 /drivers/net/ethernet/hisilicon
parentf2aaed557ecff57f7523f889acf1981fb23c4047 (diff)
downloadlinux-64ec10dc2ab8ef5bc6e76b1d4bc8203c08a6da1e.tar.bz2
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>
Diffstat (limited to 'drivers/net/ethernet/hisilicon')
-rw-r--r--drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c23
-rw-r--r--drivers/net/ethernet/hisilicon/hns/hns_ethtool.c9
2 files changed, 18 insertions, 14 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
index cd7e88e433b6..f0142e50048e 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c
@@ -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;
}
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
index 3404eacaed7f..3a2a34250cc0 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
@@ -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);
}