diff options
Diffstat (limited to 'drivers/s390/net/qeth_core.h')
| -rw-r--r-- | drivers/s390/net/qeth_core.h | 42 |
1 files changed, 27 insertions, 15 deletions
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h index badf42acbf95..db42107bf2f5 100644 --- a/drivers/s390/net/qeth_core.h +++ b/drivers/s390/net/qeth_core.h @@ -21,6 +21,7 @@ #include <linux/ethtool.h> #include <linux/hashtable.h> #include <linux/ip.h> +#include <linux/refcount.h> #include <net/ipv6.h> #include <net/if_inet6.h> @@ -296,8 +297,23 @@ struct qeth_hdr_layer3 { __u8 ext_flags; __u16 vlan_id; __u16 frame_offset; - __u8 dest_addr[16]; -} __attribute__ ((packed)); + union { + /* TX: */ + u8 ipv6_addr[16]; + struct ipv4 { + u8 res[12]; + u32 addr; + } ipv4; + /* RX: */ + struct rx { + u8 res1[2]; + u8 src_mac[6]; + u8 res2[4]; + u16 vlan_id; + u8 res3[2]; + } rx; + } next_hop; +}; struct qeth_hdr_layer2 { __u8 id; @@ -504,12 +520,6 @@ struct qeth_qdio_info { int default_out_queue; }; -#define QETH_ETH_MAC_V4 0x0100 /* like v4 */ -#define QETH_ETH_MAC_V6 0x3333 /* like v6 */ -/* tr mc mac is longer, but that will be enough to detect mc frames */ -#define QETH_TR_MAC_NC 0xc000 /* non-canonical */ -#define QETH_TR_MAC_C 0x0300 /* canonical */ - /** * buffer stuff for read channel */ @@ -632,7 +642,7 @@ struct qeth_reply { int rc; void *param; struct qeth_card *card; - atomic_t refcnt; + refcount_t refcnt; }; struct qeth_card_blkt { @@ -846,14 +856,16 @@ static inline int qeth_get_micros(void) static inline int qeth_get_ip_version(struct sk_buff *skb) { - __be16 *p = &((struct ethhdr *)skb->data)->h_proto; + struct vlan_ethhdr *veth = vlan_eth_hdr(skb); + __be16 prot = veth->h_vlan_proto; + + if (prot == htons(ETH_P_8021Q)) + prot = veth->h_vlan_encapsulated_proto; - if (be16_to_cpu(*p) == ETH_P_8021Q) - p += 2; - switch (be16_to_cpu(*p)) { - case ETH_P_IPV6: + switch (prot) { + case htons(ETH_P_IPV6): return 6; - case ETH_P_IP: + case htons(ETH_P_IP): return 4; default: return 0; |