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path: root/drivers/s390/net/qeth_l3_main.c
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Diffstat (limited to 'drivers/s390/net/qeth_l3_main.c')
-rw-r--r--drivers/s390/net/qeth_l3_main.c67
1 files changed, 30 insertions, 37 deletions
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index d42e758518ed..ab661a431f7c 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -247,7 +247,8 @@ int qeth_l3_delete_ip(struct qeth_card *card, struct qeth_ipaddr *tmp_addr)
return -ENOENT;
addr->ref_counter--;
- if (addr->type == QETH_IP_TYPE_NORMAL && addr->ref_counter > 0)
+ if (addr->ref_counter > 0 && (addr->type == QETH_IP_TYPE_NORMAL ||
+ addr->type == QETH_IP_TYPE_RXIP))
return rc;
if (addr->in_progress)
return -EINPROGRESS;
@@ -329,8 +330,9 @@ int qeth_l3_add_ip(struct qeth_card *card, struct qeth_ipaddr *tmp_addr)
kfree(addr);
}
} else {
- if (addr->type == QETH_IP_TYPE_NORMAL)
- addr->ref_counter++;
+ if (addr->type == QETH_IP_TYPE_NORMAL ||
+ addr->type == QETH_IP_TYPE_RXIP)
+ addr->ref_counter++;
}
return rc;
@@ -784,11 +786,11 @@ void qeth_l3_del_rxip(struct qeth_card *card, enum qeth_prot_versions proto,
ipaddr = qeth_l3_get_addr_buffer(proto);
if (ipaddr) {
if (proto == QETH_PROT_IPV4) {
- QETH_CARD_TEXT(card, 2, "addrxip4");
+ QETH_CARD_TEXT(card, 2, "delrxip4");
memcpy(&ipaddr->u.a4.addr, addr, 4);
ipaddr->u.a4.mask = 0;
} else if (proto == QETH_PROT_IPV6) {
- QETH_CARD_TEXT(card, 2, "addrxip6");
+ QETH_CARD_TEXT(card, 2, "delrxip6");
memcpy(&ipaddr->u.a6.addr, addr, 16);
ipaddr->u.a6.pfxlen = 0;
}
@@ -867,7 +869,7 @@ static int qeth_l3_deregister_addr_entry(struct qeth_card *card,
return rc;
}
-static inline u8 qeth_l3_get_qeth_hdr_flags4(int cast_type)
+static u8 qeth_l3_get_qeth_hdr_flags4(int cast_type)
{
if (cast_type == RTN_MULTICAST)
return QETH_CAST_MULTICAST;
@@ -876,7 +878,7 @@ static inline u8 qeth_l3_get_qeth_hdr_flags4(int cast_type)
return QETH_CAST_UNICAST;
}
-static inline u8 qeth_l3_get_qeth_hdr_flags6(int cast_type)
+static u8 qeth_l3_get_qeth_hdr_flags6(int cast_type)
{
u8 ct = QETH_HDR_PASSTHRU | QETH_HDR_IPV6;
if (cast_type == RTN_MULTICAST)
@@ -890,22 +892,10 @@ static inline u8 qeth_l3_get_qeth_hdr_flags6(int cast_type)
static int qeth_l3_setadapter_parms(struct qeth_card *card)
{
- int rc;
+ int rc = 0;
QETH_DBF_TEXT(SETUP, 2, "setadprm");
- if (!qeth_is_supported(card, IPA_SETADAPTERPARMS)) {
- dev_info(&card->gdev->dev,
- "set adapter parameters not supported.\n");
- QETH_DBF_TEXT(SETUP, 2, " notsupp");
- return 0;
- }
- rc = qeth_query_setadapterparms(card);
- if (rc) {
- QETH_DBF_MESSAGE(2, "%s couldn't set adapter parameters: "
- "0x%x\n", dev_name(&card->gdev->dev), rc);
- return rc;
- }
if (qeth_adp_supported(card, IPA_SETADP_ALTER_MAC_ADDRESS)) {
rc = qeth_setadpparms_change_macaddr(card);
if (rc)
@@ -1656,9 +1646,8 @@ static int qeth_l3_vlan_rx_kill_vid(struct net_device *dev,
return 0;
}
-static inline int qeth_l3_rebuild_skb(struct qeth_card *card,
- struct sk_buff *skb, struct qeth_hdr *hdr,
- unsigned short *vlan_id)
+static int qeth_l3_rebuild_skb(struct qeth_card *card, struct sk_buff *skb,
+ struct qeth_hdr *hdr, unsigned short *vlan_id)
{
__u16 prot;
struct iphdr *ip_hdr;
@@ -2408,7 +2397,7 @@ static int qeth_l3_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
return rc;
}
-inline int qeth_l3_get_cast_type(struct qeth_card *card, struct sk_buff *skb)
+static int qeth_l3_get_cast_type(struct qeth_card *card, struct sk_buff *skb)
{
int cast_type = RTN_UNSPEC;
struct neighbour *n = NULL;
@@ -2546,8 +2535,8 @@ static void qeth_l3_fill_header(struct qeth_card *card, struct qeth_hdr *hdr,
rcu_read_unlock();
}
-static inline void qeth_l3_hdr_csum(struct qeth_card *card,
- struct qeth_hdr *hdr, struct sk_buff *skb)
+static void qeth_l3_hdr_csum(struct qeth_card *card, struct qeth_hdr *hdr,
+ struct sk_buff *skb)
{
struct iphdr *iph = ip_hdr(skb);
@@ -2582,7 +2571,7 @@ static void qeth_tso_fill_header(struct qeth_card *card,
hdr->ext.hdr_len = 28;
/*insert non-fix values */
hdr->ext.mss = skb_shinfo(skb)->gso_size;
- hdr->ext.dg_hdr_len = (__u16)(iph->ihl*4 + tcph->doff*4);
+ hdr->ext.dg_hdr_len = (__u16)(ip_hdrlen(skb) + tcp_hdrlen(skb));
hdr->ext.payload_len = (__u16)(skb->len - hdr->ext.dg_hdr_len -
sizeof(struct qeth_hdr_tso));
tcph->check = 0;
@@ -2648,9 +2637,10 @@ static netdev_tx_t qeth_l3_hard_start_xmit(struct sk_buff *skb,
qeth_get_priority_queue(card, skb, ipv, cast_type) :
card->qdio.default_out_queue];
int tx_bytes = skb->len;
+ unsigned int hd_len = 0;
bool use_tso;
int data_offset = -1;
- int nr_frags;
+ unsigned int nr_frags;
if (((card->info.type == QETH_CARD_TYPE_IQD) &&
(((card->options.cq != QETH_CQ_ENABLED) && !ipv) ||
@@ -2675,11 +2665,12 @@ static netdev_tx_t qeth_l3_hard_start_xmit(struct sk_buff *skb,
/* Ignore segment size from skb_is_gso(), 1 page is always used. */
use_tso = skb_is_gso(skb) &&
- (qeth_get_ip_protocol(skb) == IPPROTO_TCP) && (ipv == 4);
+ (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4);
if (card->info.type == QETH_CARD_TYPE_IQD) {
new_skb = skb;
data_offset = ETH_HLEN;
+ hd_len = sizeof(*hdr);
hdr = kmem_cache_alloc(qeth_core_header_cache, GFP_ATOMIC);
if (!hdr)
goto tx_drop;
@@ -2727,6 +2718,7 @@ static netdev_tx_t qeth_l3_hard_start_xmit(struct sk_buff *skb,
if (lin_rc)
goto tx_drop;
}
+ nr_frags = skb_shinfo(new_skb)->nr_frags;
if (use_tso) {
hdr = skb_push(new_skb, sizeof(struct qeth_hdr_tso));
@@ -2766,19 +2758,21 @@ static netdev_tx_t qeth_l3_hard_start_xmit(struct sk_buff *skb,
if (card->info.type != QETH_CARD_TYPE_IQD) {
int len;
- if (use_tso)
- len = ((unsigned long)tcp_hdr(new_skb) +
- tcp_hdrlen(new_skb)) -
- (unsigned long)new_skb->data;
- else
+ if (use_tso) {
+ hd_len = sizeof(struct qeth_hdr_tso) +
+ ip_hdrlen(new_skb) + tcp_hdrlen(new_skb);
+ len = hd_len;
+ } else {
len = sizeof(struct qeth_hdr_layer3);
+ }
if (qeth_hdr_chk_and_bounce(new_skb, &hdr, len))
goto tx_drop;
- rc = qeth_do_send_packet(card, queue, new_skb, hdr, elements);
+ rc = qeth_do_send_packet(card, queue, new_skb, hdr, hd_len,
+ hd_len, elements);
} else
rc = qeth_do_send_packet_fast(card, queue, new_skb, hdr,
- data_offset, 0);
+ data_offset, hd_len);
if (!rc) {
card->stats.tx_packets++;
@@ -2786,7 +2780,6 @@ static netdev_tx_t qeth_l3_hard_start_xmit(struct sk_buff *skb,
if (new_skb != skb)
dev_kfree_skb_any(skb);
if (card->options.performance_stats) {
- nr_frags = skb_shinfo(new_skb)->nr_frags;
if (use_tso) {
card->perf_stats.large_send_bytes += tx_bytes;
card->perf_stats.large_send_cnt++;
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