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Merge branch 'hns3-bug-fixes' 

Salil Mehta says:

====================
Misc. Bug fixes for HNS3 Ethernet Driver

This patch-set fixes various bugs reported by community.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2017-08-18 10:31:56 -07:00
parent 7f3b39dafc 1898d4e404
commit 66ff5fa08b
2 changed files with 59 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c
View File

@ -436,8 +436,8 @@ static int hns3_set_tso(struct sk_buff *skb, u32 *paylen,
return 0;
}
static void hns3_get_l4_protocol(struct sk_buff *skb, u8 *ol4_proto,
u8 *il4_proto)
static int hns3_get_l4_protocol(struct sk_buff *skb, u8 *ol4_proto,
u8 *il4_proto)
{
union {
struct iphdr *v4;
@ -461,6 +461,8 @@ static void hns3_get_l4_protocol(struct sk_buff *skb, u8 *ol4_proto,
&l4_proto_tmp, &frag_off);
} else if (skb->protocol == htons(ETH_P_IP)) {
l4_proto_tmp = l3.v4->protocol;
} else {
return -EINVAL;
}
*ol4_proto = l4_proto_tmp;
@ -468,7 +470,7 @@ static void hns3_get_l4_protocol(struct sk_buff *skb, u8 *ol4_proto,
/* tunnel packet */
if (!skb->encapsulation) {
*il4_proto = 0;
return;
return 0;
}
/* find inner header point */
@ -486,6 +488,8 @@ static void hns3_get_l4_protocol(struct sk_buff *skb, u8 *ol4_proto,
}
*il4_proto = l4_proto_tmp;
return 0;
}
static void hns3_set_l2l3l4_len(struct sk_buff *skb, u8 ol4_proto,
@ -757,7 +761,9 @@ static int hns3_fill_desc(struct hns3_enet_ring *ring, void *priv,
protocol = vlan_get_protocol(skb);
skb->protocol = protocol;
}
hns3_get_l4_protocol(skb, &ol4_proto, &il4_proto);
ret = hns3_get_l4_protocol(skb, &ol4_proto, &il4_proto);
if (ret)
return ret;
hns3_set_l2l3l4_len(skb, ol4_proto, il4_proto,
&type_cs_vlan_tso,
&ol_type_vlan_len_msec);
@ -1054,6 +1060,7 @@ hns3_nic_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats)
/* fetch the tx stats */
ring = priv->ring_data[idx].ring;
do {
start = u64_stats_fetch_begin_irq(&ring->syncp);
tx_bytes += ring->stats.tx_bytes;
tx_pkts += ring->stats.tx_pkts;
} while (u64_stats_fetch_retry_irq(&ring->syncp, start));
@ -1061,6 +1068,7 @@ hns3_nic_get_stats64(struct net_device *netdev, struct rtnl_link_stats64 *stats)
/* fetch the rx stats */
ring = priv->ring_data[idx + queue_num].ring;
do {
start = u64_stats_fetch_begin_irq(&ring->syncp);
rx_bytes += ring->stats.rx_bytes;
rx_pkts += ring->stats.rx_pkts;
} while (u64_stats_fetch_retry_irq(&ring->syncp, start));

83
drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_ethtool.c
View File

@ -313,7 +313,7 @@ static int hns3_get_link_ksettings(struct net_device *netdev,
if (!h->ae_algo || !h->ae_algo->ops)
return -EOPNOTSUPP;
/* 1.auto_neg&speed&duplex from cmd */
/* 1.auto_neg & speed & duplex from cmd */
if (h->ae_algo->ops->get_ksettings_an_result) {
h->ae_algo->ops->get_ksettings_an_result(h, &auto_neg,
&speed, &duplex);
@ -329,50 +329,61 @@ static int hns3_get_link_ksettings(struct net_device *netdev,
}
/* 2.media_type get from bios parameter block */
if (h->ae_algo->ops->get_media_type)
if (h->ae_algo->ops->get_media_type) {
h->ae_algo->ops->get_media_type(h, &media_type);
switch (media_type) {
case HNAE3_MEDIA_TYPE_FIBER:
cmd->base.port = PORT_FIBRE;
supported_caps = HNS3_LM_FIBRE_BIT | HNS3_LM_AUTONEG_BIT |
HNS3_LM_PAUSE_BIT | HNS3_LM_1000BASET_FULL_BIT;
switch (media_type) {
case HNAE3_MEDIA_TYPE_FIBER:
cmd->base.port = PORT_FIBRE;
supported_caps = HNS3_LM_FIBRE_BIT |
HNS3_LM_AUTONEG_BIT |
HNS3_LM_PAUSE_BIT |
HNS3_LM_1000BASET_FULL_BIT;
advertised_caps = supported_caps;
break;
case HNAE3_MEDIA_TYPE_COPPER:
cmd->base.port = PORT_TP;
supported_caps = HNS3_LM_TP_BIT | HNS3_LM_AUTONEG_BIT |
HNS3_LM_PAUSE_BIT | HNS3_LM_1000BASET_FULL_BIT |
HNS3_LM_100BASET_FULL_BIT | HNS3_LM_100BASET_HALF_BIT |
HNS3_LM_10BASET_FULL_BIT | HNS3_LM_10BASET_HALF_BIT;
advertised_caps = supported_caps;
break;
case HNAE3_MEDIA_TYPE_BACKPLANE:
cmd->base.port = PORT_NONE;
supported_caps = HNS3_LM_BACKPLANE_BIT | HNS3_LM_PAUSE_BIT |
HNS3_LM_AUTONEG_BIT | HNS3_LM_1000BASET_FULL_BIT |
HNS3_LM_100BASET_FULL_BIT | HNS3_LM_100BASET_HALF_BIT |
HNS3_LM_10BASET_FULL_BIT | HNS3_LM_10BASET_HALF_BIT;
advertised_caps = supported_caps;
break;
case HNAE3_MEDIA_TYPE_COPPER:
cmd->base.port = PORT_TP;
supported_caps = HNS3_LM_TP_BIT |
HNS3_LM_AUTONEG_BIT |
HNS3_LM_PAUSE_BIT |
HNS3_LM_1000BASET_FULL_BIT |
HNS3_LM_100BASET_FULL_BIT |
HNS3_LM_100BASET_HALF_BIT |
HNS3_LM_10BASET_FULL_BIT |
HNS3_LM_10BASET_HALF_BIT;
advertised_caps = supported_caps;
break;
case HNAE3_MEDIA_TYPE_BACKPLANE:
cmd->base.port = PORT_NONE;
supported_caps = HNS3_LM_BACKPLANE_BIT |
HNS3_LM_PAUSE_BIT |
HNS3_LM_AUTONEG_BIT |
HNS3_LM_1000BASET_FULL_BIT |
HNS3_LM_100BASET_FULL_BIT |
HNS3_LM_100BASET_HALF_BIT |
HNS3_LM_10BASET_FULL_BIT |
HNS3_LM_10BASET_HALF_BIT;
advertised_caps = supported_caps;
break;
case HNAE3_MEDIA_TYPE_UNKNOWN:
default:
cmd->base.port = PORT_OTHER;
supported_caps = 0;
advertised_caps = 0;
break;
advertised_caps = supported_caps;
break;
case HNAE3_MEDIA_TYPE_UNKNOWN:
default:
cmd->base.port = PORT_OTHER;
supported_caps = 0;
advertised_caps = 0;
break;
}
/* now, map driver link modes to ethtool link modes */
hns3_driv_to_eth_caps(supported_caps, cmd, false);
hns3_driv_to_eth_caps(advertised_caps, cmd, true);
}
/* now, map driver link modes to ethtool link modes */
hns3_driv_to_eth_caps(supported_caps, cmd, false);
hns3_driv_to_eth_caps(advertised_caps, cmd, true);
/* 3.mdix_ctrl&mdix get from phy reg */
if (h->ae_algo->ops->get_mdix_mode)
h->ae_algo->ops->get_mdix_mode(h, &cmd->base.eth_tp_mdix_ctrl,
&cmd->base.eth_tp_mdix);
&cmd->base.eth_tp_mdix);
/* 4.mdio_support */
cmd->base.mdio_support = ETH_MDIO_SUPPORTS_C22;