4 files changed, 44 insertions, 122 deletions

diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index f47a714538db..af3f7b095647 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -225,7 +225,8 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa,
 /*****************************************************************************/
 #define QETH_MAX_QUEUES 4
 #define QETH_IN_BUF_SIZE_DEFAULT 65536
-#define QETH_IN_BUF_COUNT_DEFAULT 16
+#define QETH_IN_BUF_COUNT_DEFAULT 64
+#define QETH_IN_BUF_COUNT_HSDEFAULT 128
 #define QETH_IN_BUF_COUNT_MIN 8
 #define QETH_IN_BUF_COUNT_MAX 128
 #define QETH_MAX_BUFFER_ELEMENTS(card) ((card)->qdio.in_buf_size >> 12)
@@ -741,7 +742,6 @@ struct qeth_card {
 	/* QDIO buffer handling */
 	struct qeth_qdio_info qdio;
 	struct qeth_perf_stats perf_stats;
-	int use_hard_stop;
 	int read_or_write_problem;
 	struct qeth_osn_info osn_info;
 	struct qeth_discipline discipline;
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 019ae58ab913..25eef304bd47 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -302,12 +302,15 @@ static void qeth_issue_ipa_msg(struct qeth_ipa_cmd *cmd, int rc,
 	int com = cmd->hdr.command;
 	ipa_name = qeth_get_ipa_cmd_name(com);
 	if (rc)
-		QETH_DBF_MESSAGE(2, "IPA: %s(x%X) for %s returned x%X \"%s\"\n",
-				ipa_name, com, QETH_CARD_IFNAME(card),
-					rc, qeth_get_ipa_msg(rc));
+		QETH_DBF_MESSAGE(2, "IPA: %s(x%X) for %s/%s returned "
+				"x%X \"%s\"\n",
+				ipa_name, com, dev_name(&card->gdev->dev),
+				QETH_CARD_IFNAME(card), rc,
+				qeth_get_ipa_msg(rc));
 	else
-		QETH_DBF_MESSAGE(5, "IPA: %s(x%X) for %s succeeded\n",
-				ipa_name, com, QETH_CARD_IFNAME(card));
+		QETH_DBF_MESSAGE(5, "IPA: %s(x%X) for %s/%s succeeded\n",
+				ipa_name, com, dev_name(&card->gdev->dev),
+				QETH_CARD_IFNAME(card));
 }
 
 static struct qeth_ipa_cmd *qeth_check_ipa_data(struct qeth_card *card,
@@ -1023,7 +1026,10 @@ static void qeth_init_qdio_info(struct qeth_card *card)
 	atomic_set(&card->qdio.state, QETH_QDIO_UNINITIALIZED);
 	/* inbound */
 	card->qdio.in_buf_size = QETH_IN_BUF_SIZE_DEFAULT;
-	card->qdio.init_pool.buf_count = QETH_IN_BUF_COUNT_DEFAULT;
+	if (card->info.type == QETH_CARD_TYPE_IQD)
+		card->qdio.init_pool.buf_count = QETH_IN_BUF_COUNT_HSDEFAULT;
+	else
+		card->qdio.init_pool.buf_count = QETH_IN_BUF_COUNT_DEFAULT;
 	card->qdio.in_buf_pool.buf_count = card->qdio.init_pool.buf_count;
 	INIT_LIST_HEAD(&card->qdio.in_buf_pool.entry_list);
 	INIT_LIST_HEAD(&card->qdio.init_pool.entry_list);
@@ -1083,7 +1089,6 @@ static int qeth_setup_card(struct qeth_card *card)
 	card->data.state  = CH_STATE_DOWN;
 	card->state = CARD_STATE_DOWN;
 	card->lan_online = 0;
-	card->use_hard_stop = 0;
 	card->read_or_write_problem = 0;
 	card->dev = NULL;
 	spin_lock_init(&card->vlanlock);
@@ -1732,20 +1737,22 @@ int qeth_send_control_data(struct qeth_card *card, int len,
 		};
 	}
 
+	if (reply->rc == -EIO)
+		goto error;
 	rc = reply->rc;
 	qeth_put_reply(reply);
 	return rc;
 
 time_err:
+	reply->rc = -ETIME;
 	spin_lock_irqsave(&reply->card->lock, flags);
 	list_del_init(&reply->list);
 	spin_unlock_irqrestore(&reply->card->lock, flags);
-	reply->rc = -ETIME;
 	atomic_inc(&reply->received);
+error:
 	atomic_set(&card->write.irq_pending, 0);
 	qeth_release_buffer(iob->channel, iob);
 	card->write.buf_no = (card->write.buf_no + 1) % QETH_CMD_BUFFER_NO;
-	wake_up(&reply->wait_q);
 	rc = reply->rc;
 	qeth_put_reply(reply);
 	return rc;
@@ -2490,45 +2497,19 @@ int qeth_send_ipa_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob,
 }
 EXPORT_SYMBOL_GPL(qeth_send_ipa_cmd);
 
-static int qeth_send_startstoplan(struct qeth_card *card,
-		enum qeth_ipa_cmds ipacmd, enum qeth_prot_versions prot)
-{
-	int rc;
-	struct qeth_cmd_buffer *iob;
-
-	iob = qeth_get_ipacmd_buffer(card, ipacmd, prot);
-	rc = qeth_send_ipa_cmd(card, iob, NULL, NULL);
-
-	return rc;
-}
-
 int qeth_send_startlan(struct qeth_card *card)
 {
 	int rc;
+	struct qeth_cmd_buffer *iob;
 
 	QETH_DBF_TEXT(SETUP, 2, "strtlan");
 
-	rc = qeth_send_startstoplan(card, IPA_CMD_STARTLAN, 0);
+	iob = qeth_get_ipacmd_buffer(card, IPA_CMD_STARTLAN, 0);
+	rc = qeth_send_ipa_cmd(card, iob, NULL, NULL);
 	return rc;
 }
 EXPORT_SYMBOL_GPL(qeth_send_startlan);
 
-int qeth_send_stoplan(struct qeth_card *card)
-{
-	int rc = 0;
-
-	/*
-	 * TODO: according to the IPA format document page 14,
-	 * TCP/IP (we!) never issue a STOPLAN
-	 * is this right ?!?
-	 */
-	QETH_DBF_TEXT(SETUP, 2, "stoplan");
-
-	rc = qeth_send_startstoplan(card, IPA_CMD_STOPLAN, 0);
-	return rc;
-}
-EXPORT_SYMBOL_GPL(qeth_send_stoplan);
-
 int qeth_default_setadapterparms_cb(struct qeth_card *card,
 		struct qeth_reply *reply, unsigned long data)
 {
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index ada0fe782373..6fbaacb21943 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -202,17 +202,19 @@ static void qeth_l2_add_mc(struct qeth_card *card, __u8 *mac, int vmac)
 		kfree(mc);
 }
 
-static void qeth_l2_del_all_mc(struct qeth_card *card)
+static void qeth_l2_del_all_mc(struct qeth_card *card, int del)
 {
 	struct qeth_mc_mac *mc, *tmp;
 
 	spin_lock_bh(&card->mclock);
 	list_for_each_entry_safe(mc, tmp, &card->mc_list, list) {
-		if (mc->is_vmac)
-			qeth_l2_send_setdelmac(card, mc->mc_addr,
+		if (del) {
+			if (mc->is_vmac)
+				qeth_l2_send_setdelmac(card, mc->mc_addr,
 					IPA_CMD_DELVMAC, NULL);
-		else
-			qeth_l2_send_delgroupmac(card, mc->mc_addr);
+			else
+				qeth_l2_send_delgroupmac(card, mc->mc_addr);
+		}
 		list_del(&mc->list);
 		kfree(mc);
 	}
@@ -288,18 +290,13 @@ static int qeth_l2_send_setdelvlan(struct qeth_card *card, __u16 i,
 				 qeth_l2_send_setdelvlan_cb, NULL);
 }
 
-static void qeth_l2_process_vlans(struct qeth_card *card, int clear)
+static void qeth_l2_process_vlans(struct qeth_card *card)
 {
 	struct qeth_vlan_vid *id;
 	QETH_CARD_TEXT(card, 3, "L2prcvln");
 	spin_lock_bh(&card->vlanlock);
 	list_for_each_entry(id, &card->vid_list, list) {
-		if (clear)
-			qeth_l2_send_setdelvlan(card, id->vid,
-				IPA_CMD_DELVLAN);
-		else
-			qeth_l2_send_setdelvlan(card, id->vid,
-				IPA_CMD_SETVLAN);
+		qeth_l2_send_setdelvlan(card, id->vid, IPA_CMD_SETVLAN);
 	}
 	spin_unlock_bh(&card->vlanlock);
 }
@@ -379,19 +376,11 @@ static int qeth_l2_stop_card(struct qeth_card *card, int recovery_mode)
 			dev_close(card->dev);
 			rtnl_unlock();
 		}
-		if (!card->use_hard_stop ||
-			recovery_mode) {
-			__u8 *mac = &card->dev->dev_addr[0];
-			rc = qeth_l2_send_delmac(card, mac);
-			QETH_DBF_TEXT_(SETUP, 2, "Lerr%d", rc);
-		}
+		card->info.mac_bits &= ~QETH_LAYER2_MAC_REGISTERED;
 		card->state = CARD_STATE_SOFTSETUP;
 	}
 	if (card->state == CARD_STATE_SOFTSETUP) {
-		qeth_l2_process_vlans(card, 1);
-		if (!card->use_hard_stop ||
-			recovery_mode)
-			qeth_l2_del_all_mc(card);
+		qeth_l2_del_all_mc(card, 0);
 		qeth_clear_ipacmd_list(card);
 		card->state = CARD_STATE_HARDSETUP;
 	}
@@ -405,7 +394,6 @@ static int qeth_l2_stop_card(struct qeth_card *card, int recovery_mode)
 		qeth_clear_cmd_buffers(&card->read);
 		qeth_clear_cmd_buffers(&card->write);
 	}
-	card->use_hard_stop = 0;
 	return rc;
 }
 
@@ -705,7 +693,7 @@ static void qeth_l2_set_multicast_list(struct net_device *dev)
 	if (qeth_threads_running(card, QETH_RECOVER_THREAD) &&
 	    (card->state != CARD_STATE_UP))
 		return;
-	qeth_l2_del_all_mc(card);
+	qeth_l2_del_all_mc(card, 1);
 	spin_lock_bh(&card->mclock);
 	netdev_for_each_mc_addr(ha, dev)
 		qeth_l2_add_mc(card, ha->addr, 0);
@@ -907,10 +895,8 @@ static void qeth_l2_remove_device(struct ccwgroup_device *cgdev)
 	qeth_set_allowed_threads(card, 0, 1);
 	wait_event(card->wait_q, qeth_threads_running(card, 0xffffffff) == 0);
 
-	if (cgdev->state == CCWGROUP_ONLINE) {
-		card->use_hard_stop = 1;
+	if (cgdev->state == CCWGROUP_ONLINE)
 		qeth_l2_set_offline(cgdev);
-	}
 
 	if (card->dev) {
 		unregister_netdev(card->dev);
@@ -1040,7 +1026,7 @@ contin:
 
 	if (card->info.type != QETH_CARD_TYPE_OSN &&
 	    card->info.type != QETH_CARD_TYPE_OSM)
-		qeth_l2_process_vlans(card, 0);
+		qeth_l2_process_vlans(card);
 
 	netif_tx_disable(card->dev);
 
@@ -1076,7 +1062,6 @@ contin:
 	return 0;
 
 out_remove:
-	card->use_hard_stop = 1;
 	qeth_l2_stop_card(card, 0);
 	ccw_device_set_offline(CARD_DDEV(card));
 	ccw_device_set_offline(CARD_WDEV(card));
@@ -1144,7 +1129,6 @@ static int qeth_l2_recover(void *ptr)
 	QETH_CARD_TEXT(card, 2, "recover2");
 	dev_warn(&card->gdev->dev,
 		"A recovery process has been started for the device\n");
-	card->use_hard_stop = 1;
 	__qeth_l2_set_offline(card->gdev, 1);
 	rc = __qeth_l2_set_online(card->gdev, 1);
 	if (!rc)
@@ -1191,7 +1175,6 @@ static int qeth_l2_pm_suspend(struct ccwgroup_device *gdev)
 	if (gdev->state == CCWGROUP_OFFLINE)
 		return 0;
 	if (card->state == CARD_STATE_UP) {
-		card->use_hard_stop = 1;
 		__qeth_l2_set_offline(card->gdev, 1);
 	} else
 		__qeth_l2_set_offline(card->gdev, 0);
diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
index d09b0c44fc3d..142e5f6ef4f3 100644
--- a/drivers/s390/net/qeth_l3_main.c
+++ b/drivers/s390/net/qeth_l3_main.c
@@ -510,8 +510,7 @@ static void qeth_l3_set_ip_addr_list(struct qeth_card *card)
 	kfree(tbd_list);
 }
 
-static void qeth_l3_clear_ip_list(struct qeth_card *card, int clean,
-					int recover)
+static void qeth_l3_clear_ip_list(struct qeth_card *card, int recover)
 {
 	struct qeth_ipaddr *addr, *tmp;
 	unsigned long flags;
@@ -530,11 +529,6 @@ static void qeth_l3_clear_ip_list(struct qeth_card *card, int clean,
 		addr = list_entry(card->ip_list.next,
 				  struct qeth_ipaddr, entry);
 		list_del_init(&addr->entry);
-		if (clean) {
-			spin_unlock_irqrestore(&card->ip_lock, flags);
-			qeth_l3_deregister_addr_entry(card, addr);
-			spin_lock_irqsave(&card->ip_lock, flags);
-		}
 		if (!recover || addr->is_multicast) {
 			kfree(addr);
 			continue;
@@ -1611,29 +1605,6 @@ static int qeth_l3_start_ipassists(struct qeth_card *card)
 	return 0;
 }
 
-static int qeth_l3_put_unique_id(struct qeth_card *card)
-{
-
-	int rc = 0;
-	struct qeth_cmd_buffer *iob;
-	struct qeth_ipa_cmd *cmd;
-
-	QETH_CARD_TEXT(card, 2, "puniqeid");
-
-	if ((card->info.unique_id & UNIQUE_ID_NOT_BY_CARD) ==
-		UNIQUE_ID_NOT_BY_CARD)
-		return -1;
-	iob = qeth_get_ipacmd_buffer(card, IPA_CMD_DESTROY_ADDR,
-				     QETH_PROT_IPV6);
-	cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
-	*((__u16 *) &cmd->data.create_destroy_addr.unique_id[6]) =
-				card->info.unique_id;
-	memcpy(&cmd->data.create_destroy_addr.unique_id[0],
-	       card->dev->dev_addr, OSA_ADDR_LEN);
-	rc = qeth_send_ipa_cmd(card, iob, NULL, NULL);
-	return rc;
-}
-
 static int qeth_l3_iqd_read_initial_mac_cb(struct qeth_card *card,
 		struct qeth_reply *reply, unsigned long data)
 {
@@ -2324,25 +2295,14 @@ static int qeth_l3_stop_card(struct qeth_card *card, int recovery_mode)
 			dev_close(card->dev);
 			rtnl_unlock();
 		}
-		if (!card->use_hard_stop) {
-			rc = qeth_send_stoplan(card);
-			if (rc)
-				QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc);
-		}
 		card->state = CARD_STATE_SOFTSETUP;
 	}
 	if (card->state == CARD_STATE_SOFTSETUP) {
-		qeth_l3_clear_ip_list(card, !card->use_hard_stop, 1);
+		qeth_l3_clear_ip_list(card, 1);
 		qeth_clear_ipacmd_list(card);
 		card->state = CARD_STATE_HARDSETUP;
 	}
 	if (card->state == CARD_STATE_HARDSETUP) {
-		if (!card->use_hard_stop &&
-		    (card->info.type != QETH_CARD_TYPE_IQD)) {
-			rc = qeth_l3_put_unique_id(card);
-			if (rc)
-				QETH_DBF_TEXT_(SETUP, 2, "2err%d", rc);
-		}
 		qeth_qdio_clear_card(card, 0);
 		qeth_clear_qdio_buffers(card);
 		qeth_clear_working_pool_list(card);
@@ -2352,7 +2312,6 @@ static int qeth_l3_stop_card(struct qeth_card *card, int recovery_mode)
 		qeth_clear_cmd_buffers(&card->read);
 		qeth_clear_cmd_buffers(&card->write);
 	}
-	card->use_hard_stop = 0;
 	return rc;
 }
 
@@ -3433,6 +3392,8 @@ static int qeth_l3_setup_netdev(struct qeth_card *card)
 			if (!(card->info.unique_id & UNIQUE_ID_NOT_BY_CARD))
 				card->dev->dev_id = card->info.unique_id &
 							 0xffff;
+			if (!card->info.guestlan)
+				card->dev->features |= NETIF_F_GRO;
 		}
 	} else if (card->info.type == QETH_CARD_TYPE_IQD) {
 		card->dev = alloc_netdev(0, "hsi%d", ether_setup);
@@ -3471,6 +3432,9 @@ static int qeth_l3_probe_device(struct ccwgroup_device *gdev)
 	card->discipline.output_handler = (qdio_handler_t *)
 		qeth_qdio_output_handler;
 	card->discipline.recover = qeth_l3_recover;
+	if ((card->info.type == QETH_CARD_TYPE_OSD) ||
+	    (card->info.type == QETH_CARD_TYPE_OSX))
+		card->options.checksum_type = HW_CHECKSUMMING;
 	return 0;
 }
 
@@ -3483,17 +3447,15 @@ static void qeth_l3_remove_device(struct ccwgroup_device *cgdev)
 	qeth_set_allowed_threads(card, 0, 1);
 	wait_event(card->wait_q, qeth_threads_running(card, 0xffffffff) == 0);
 
-	if (cgdev->state == CCWGROUP_ONLINE) {
-		card->use_hard_stop = 1;
+	if (cgdev->state == CCWGROUP_ONLINE)
 		qeth_l3_set_offline(cgdev);
-	}
 
 	if (card->dev) {
 		unregister_netdev(card->dev);
 		card->dev = NULL;
 	}
 
-	qeth_l3_clear_ip_list(card, 0, 0);
+	qeth_l3_clear_ip_list(card, 0);
 	qeth_l3_clear_ipato_list(card);
 	return;
 }
@@ -3594,7 +3556,6 @@ contin:
 	mutex_unlock(&card->discipline_mutex);
 	return 0;
 out_remove:
-	card->use_hard_stop = 1;
 	qeth_l3_stop_card(card, 0);
 	ccw_device_set_offline(CARD_DDEV(card));
 	ccw_device_set_offline(CARD_WDEV(card));
@@ -3663,7 +3624,6 @@ static int qeth_l3_recover(void *ptr)
 	QETH_CARD_TEXT(card, 2, "recover2");
 	dev_warn(&card->gdev->dev,
 		"A recovery process has been started for the device\n");
-	card->use_hard_stop = 1;
 	__qeth_l3_set_offline(card->gdev, 1);
 	rc = __qeth_l3_set_online(card->gdev, 1);
 	if (!rc)
@@ -3684,7 +3644,6 @@ static int qeth_l3_recover(void *ptr)
 static void qeth_l3_shutdown(struct ccwgroup_device *gdev)
 {
 	struct qeth_card *card = dev_get_drvdata(&gdev->dev);
-	qeth_l3_clear_ip_list(card, 0, 0);
 	qeth_qdio_clear_card(card, 0);
 	qeth_clear_qdio_buffers(card);
 }
@@ -3700,7 +3659,6 @@ static int qeth_l3_pm_suspend(struct ccwgroup_device *gdev)
 	if (gdev->state == CCWGROUP_OFFLINE)
 		return 0;
 	if (card->state == CARD_STATE_UP) {
-		card->use_hard_stop = 1;
 		__qeth_l3_set_offline(card->gdev, 1);
 	} else
 		__qeth_l3_set_offline(card->gdev, 0);