Merge branch 's390-next'

Julian Wiedmann says:

====================
s390/net: updates 2018-04-26

please apply the following patches to net-next. There's the usual
cleanups & small improvements, and Kittipon adds HW offload support
for IPv6 checksumming.
====================

Signed-off-by: David S. Miller <[email protected]>

Author: davem330

drivers/s390/net/lcs.c

@@ -1928,6 +1928,8 @@ lcs_portno_store (struct device *dev, struct device_attribute *attr, const char
 		return -EINVAL;
         /* TODO: sanity checks */
         card->portno = value;
+	if (card->dev)
+		card->dev->dev_port = card->portno;
 
         return count;
 
@@ -2158,6 +2160,7 @@ lcs_new_device(struct ccwgroup_device *ccwgdev)
 	card->dev = dev;
 	card->dev->ml_priv = card;
 	card->dev->netdev_ops = &lcs_netdev_ops;
+	card->dev->dev_port = card->portno;
 	memcpy(card->dev->dev_addr, card->mac, LCS_MAC_LENGTH);
 #ifdef CONFIG_IP_MULTICAST
 	if (!lcs_check_multicast_support(card))

drivers/s390/net/qeth_core.h

@@ -148,6 +148,7 @@ struct qeth_perf_stats {
 	unsigned int tx_csum;
 	unsigned int tx_lin;
 	unsigned int tx_linfail;
+	unsigned int rx_csum;
 };
 
 /* Routing stuff */
@@ -712,9 +713,6 @@ enum qeth_discipline_id {
 
 struct qeth_discipline {
 	const struct device_type *devtype;
-	void (*start_poll)(struct ccw_device *, int, unsigned long);
-	qdio_handler_t *input_handler;
-	qdio_handler_t *output_handler;
 	int (*process_rx_buffer)(struct qeth_card *card, int budget, int *done);
 	int (*recover)(void *ptr);
 	int (*setup) (struct ccwgroup_device *);
@@ -780,9 +778,9 @@ struct qeth_card {
 	struct qeth_card_options options;
 
 	wait_queue_head_t wait_q;
-	spinlock_t vlanlock;
 	spinlock_t mclock;
 	unsigned long active_vlans[BITS_TO_LONGS(VLAN_N_VID)];
+	struct mutex vid_list_mutex;		/* vid_list */
 	struct list_head vid_list;
 	DECLARE_HASHTABLE(mac_htable, 4);
 	DECLARE_HASHTABLE(ip_htable, 4);
@@ -867,6 +865,32 @@ static inline int qeth_get_ip_version(struct sk_buff *skb)
 	}
 }
 
+static inline void qeth_rx_csum(struct qeth_card *card, struct sk_buff *skb,
+				u8 flags)
+{
+	if ((card->dev->features & NETIF_F_RXCSUM) &&
+	    (flags & QETH_HDR_EXT_CSUM_TRANSP_REQ)) {
+		skb->ip_summed = CHECKSUM_UNNECESSARY;
+		if (card->options.performance_stats)
+			card->perf_stats.rx_csum++;
+	} else {
+		skb->ip_summed = CHECKSUM_NONE;
+	}
+}
+
+static inline void qeth_tx_csum(struct sk_buff *skb, u8 *flags, int ipv)
+{
+	*flags |= QETH_HDR_EXT_CSUM_TRANSP_REQ;
+	if ((ipv == 4 && ip_hdr(skb)->protocol == IPPROTO_UDP) ||
+	    (ipv == 6 && ipv6_hdr(skb)->nexthdr == IPPROTO_UDP))
+		*flags |= QETH_HDR_EXT_UDP;
+	if (ipv == 4) {
+		/* some HW requires combined L3+L4 csum offload: */
+		*flags |= QETH_HDR_EXT_CSUM_HDR_REQ;
+		ip_hdr(skb)->check = 0;
+	}
+}
+
 static inline void qeth_put_buffer_pool_entry(struct qeth_card *card,
 		struct qeth_buffer_pool_entry *entry)
 {
@@ -879,6 +903,27 @@ static inline int qeth_is_diagass_supported(struct qeth_card *card,
 	return card->info.diagass_support & (__u32)cmd;
 }
 
+int qeth_send_simple_setassparms_prot(struct qeth_card *card,
+				      enum qeth_ipa_funcs ipa_func,
+				      u16 cmd_code, long data,
+				      enum qeth_prot_versions prot);
+/* IPv4 variant */
+static inline int qeth_send_simple_setassparms(struct qeth_card *card,
+					       enum qeth_ipa_funcs ipa_func,
+					       u16 cmd_code, long data)
+{
+	return qeth_send_simple_setassparms_prot(card, ipa_func, cmd_code,
+						 data, QETH_PROT_IPV4);
+}
+
+static inline int qeth_send_simple_setassparms_v6(struct qeth_card *card,
+						  enum qeth_ipa_funcs ipa_func,
+						  u16 cmd_code, long data)
+{
+	return qeth_send_simple_setassparms_prot(card, ipa_func, cmd_code,
+						 data, QETH_PROT_IPV6);
+}
+
 extern struct qeth_discipline qeth_l2_discipline;
 extern struct qeth_discipline qeth_l3_discipline;
 extern const struct attribute_group *qeth_generic_attr_groups[];
@@ -921,13 +966,7 @@ struct sk_buff *qeth_core_get_next_skb(struct qeth_card *,
 		struct qeth_qdio_buffer *, struct qdio_buffer_element **, int *,
 		struct qeth_hdr **);
 void qeth_schedule_recovery(struct qeth_card *);
-void qeth_qdio_start_poll(struct ccw_device *, int, unsigned long);
 int qeth_poll(struct napi_struct *napi, int budget);
-void qeth_qdio_input_handler(struct ccw_device *,
-		unsigned int, unsigned int, int,
-		int, unsigned long);
-void qeth_qdio_output_handler(struct ccw_device *, unsigned int,
-			int, int, int, unsigned long);
 void qeth_clear_ipacmd_list(struct qeth_card *);
 int qeth_qdio_clear_card(struct qeth_card *, int);
 void qeth_clear_working_pool_list(struct qeth_card *);
@@ -979,8 +1018,6 @@ int qeth_hw_trap(struct qeth_card *, enum qeth_diags_trap_action);
 int qeth_query_ipassists(struct qeth_card *, enum qeth_prot_versions prot);
 void qeth_trace_features(struct qeth_card *);
 void qeth_close_dev(struct qeth_card *);
-int qeth_send_simple_setassparms(struct qeth_card *, enum qeth_ipa_funcs,
-				 __u16, long);
 int qeth_send_setassparms(struct qeth_card *, struct qeth_cmd_buffer *, __u16,
 			  long,
 			  int (*reply_cb)(struct qeth_card *,