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path: root/drivers/s390/net/qeth_l2_main.c
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Diffstat (limited to 'drivers/s390/net/qeth_l2_main.c')
-rw-r--r--drivers/s390/net/qeth_l2_main.c108
1 files changed, 55 insertions, 53 deletions
diff --git a/drivers/s390/net/qeth_l2_main.c b/drivers/s390/net/qeth_l2_main.c
index d43f57a4ac66..830d63524d61 100644
--- a/drivers/s390/net/qeth_l2_main.c
+++ b/drivers/s390/net/qeth_l2_main.c
@@ -79,7 +79,7 @@ static int qeth_l2_do_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
rc = -EOPNOTSUPP;
}
if (rc)
- QETH_DBF_TEXT_(TRACE, 2, "ioce%d", rc);
+ QETH_CARD_TEXT_(card, 2, "ioce%d", rc);
return rc;
}
@@ -130,7 +130,7 @@ static int qeth_l2_send_setgroupmac_cb(struct qeth_card *card,
struct qeth_ipa_cmd *cmd;
__u8 *mac;
- QETH_DBF_TEXT(TRACE, 2, "L2Sgmacb");
+ QETH_CARD_TEXT(card, 2, "L2Sgmacb");
cmd = (struct qeth_ipa_cmd *) data;
mac = &cmd->data.setdelmac.mac[0];
/* MAC already registered, needed in couple/uncouple case */
@@ -147,7 +147,7 @@ static int qeth_l2_send_setgroupmac_cb(struct qeth_card *card,
static int qeth_l2_send_setgroupmac(struct qeth_card *card, __u8 *mac)
{
- QETH_DBF_TEXT(TRACE, 2, "L2Sgmac");
+ QETH_CARD_TEXT(card, 2, "L2Sgmac");
return qeth_l2_send_setdelmac(card, mac, IPA_CMD_SETGMAC,
qeth_l2_send_setgroupmac_cb);
}
@@ -159,7 +159,7 @@ static int qeth_l2_send_delgroupmac_cb(struct qeth_card *card,
struct qeth_ipa_cmd *cmd;
__u8 *mac;
- QETH_DBF_TEXT(TRACE, 2, "L2Dgmacb");
+ QETH_CARD_TEXT(card, 2, "L2Dgmacb");
cmd = (struct qeth_ipa_cmd *) data;
mac = &cmd->data.setdelmac.mac[0];
if (cmd->hdr.return_code)
@@ -170,7 +170,7 @@ static int qeth_l2_send_delgroupmac_cb(struct qeth_card *card,
static int qeth_l2_send_delgroupmac(struct qeth_card *card, __u8 *mac)
{
- QETH_DBF_TEXT(TRACE, 2, "L2Dgmac");
+ QETH_CARD_TEXT(card, 2, "L2Dgmac");
return qeth_l2_send_setdelmac(card, mac, IPA_CMD_DELGMAC,
qeth_l2_send_delgroupmac_cb);
}
@@ -262,15 +262,14 @@ static int qeth_l2_send_setdelvlan_cb(struct qeth_card *card,
{
struct qeth_ipa_cmd *cmd;
- QETH_DBF_TEXT(TRACE, 2, "L2sdvcb");
+ QETH_CARD_TEXT(card, 2, "L2sdvcb");
cmd = (struct qeth_ipa_cmd *) data;
if (cmd->hdr.return_code) {
QETH_DBF_MESSAGE(2, "Error in processing VLAN %i on %s: 0x%x. "
"Continuing\n", cmd->data.setdelvlan.vlan_id,
QETH_CARD_IFNAME(card), cmd->hdr.return_code);
- QETH_DBF_TEXT_(TRACE, 2, "L2VL%4x", cmd->hdr.command);
- QETH_DBF_TEXT_(TRACE, 2, "L2%s", CARD_BUS_ID(card));
- QETH_DBF_TEXT_(TRACE, 2, "err%d", cmd->hdr.return_code);
+ QETH_CARD_TEXT_(card, 2, "L2VL%4x", cmd->hdr.command);
+ QETH_CARD_TEXT_(card, 2, "err%d", cmd->hdr.return_code);
}
return 0;
}
@@ -281,7 +280,7 @@ static int qeth_l2_send_setdelvlan(struct qeth_card *card, __u16 i,
struct qeth_ipa_cmd *cmd;
struct qeth_cmd_buffer *iob;
- QETH_DBF_TEXT_(TRACE, 4, "L2sdv%x", ipacmd);
+ QETH_CARD_TEXT_(card, 4, "L2sdv%x", ipacmd);
iob = qeth_get_ipacmd_buffer(card, ipacmd, QETH_PROT_IPV4);
cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
cmd->data.setdelvlan.vlan_id = i;
@@ -292,7 +291,7 @@ static int qeth_l2_send_setdelvlan(struct qeth_card *card, __u16 i,
static void qeth_l2_process_vlans(struct qeth_card *card, int clear)
{
struct qeth_vlan_vid *id;
- QETH_DBF_TEXT(TRACE, 3, "L2prcvln");
+ QETH_CARD_TEXT(card, 3, "L2prcvln");
spin_lock_bh(&card->vlanlock);
list_for_each_entry(id, &card->vid_list, list) {
if (clear)
@@ -310,13 +309,13 @@ static void qeth_l2_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
struct qeth_card *card = dev->ml_priv;
struct qeth_vlan_vid *id;
- QETH_DBF_TEXT_(TRACE, 4, "aid:%d", vid);
+ QETH_CARD_TEXT_(card, 4, "aid:%d", vid);
if (card->info.type == QETH_CARD_TYPE_OSM) {
- QETH_DBF_TEXT(TRACE, 3, "aidOSM");
+ QETH_CARD_TEXT(card, 3, "aidOSM");
return;
}
if (qeth_wait_for_threads(card, QETH_RECOVER_THREAD)) {
- QETH_DBF_TEXT(TRACE, 3, "aidREC");
+ QETH_CARD_TEXT(card, 3, "aidREC");
return;
}
id = kmalloc(sizeof(struct qeth_vlan_vid), GFP_ATOMIC);
@@ -334,13 +333,13 @@ static void qeth_l2_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
struct qeth_vlan_vid *id, *tmpid = NULL;
struct qeth_card *card = dev->ml_priv;
- QETH_DBF_TEXT_(TRACE, 4, "kid:%d", vid);
+ QETH_CARD_TEXT_(card, 4, "kid:%d", vid);
if (card->info.type == QETH_CARD_TYPE_OSM) {
- QETH_DBF_TEXT(TRACE, 3, "kidOSM");
+ QETH_CARD_TEXT(card, 3, "kidOSM");
return;
}
if (qeth_wait_for_threads(card, QETH_RECOVER_THREAD)) {
- QETH_DBF_TEXT(TRACE, 3, "kidREC");
+ QETH_CARD_TEXT(card, 3, "kidREC");
return;
}
spin_lock_bh(&card->vlanlock);
@@ -456,7 +455,7 @@ static void qeth_l2_process_inbound_buffer(struct qeth_card *card,
/* else unknown */
default:
dev_kfree_skb_any(skb);
- QETH_DBF_TEXT(TRACE, 3, "inbunkno");
+ QETH_CARD_TEXT(card, 3, "inbunkno");
QETH_DBF_HEX(CTRL, 3, hdr, QETH_DBF_CTRL_LEN);
continue;
}
@@ -474,7 +473,7 @@ static int qeth_l2_send_setdelmac(struct qeth_card *card, __u8 *mac,
struct qeth_ipa_cmd *cmd;
struct qeth_cmd_buffer *iob;
- QETH_DBF_TEXT(TRACE, 2, "L2sdmac");
+ QETH_CARD_TEXT(card, 2, "L2sdmac");
iob = qeth_get_ipacmd_buffer(card, ipacmd, QETH_PROT_IPV4);
cmd = (struct qeth_ipa_cmd *)(iob->data+IPA_PDU_HEADER_SIZE);
cmd->data.setdelmac.mac_length = OSA_ADDR_LEN;
@@ -488,10 +487,10 @@ static int qeth_l2_send_setmac_cb(struct qeth_card *card,
{
struct qeth_ipa_cmd *cmd;
- QETH_DBF_TEXT(TRACE, 2, "L2Smaccb");
+ QETH_CARD_TEXT(card, 2, "L2Smaccb");
cmd = (struct qeth_ipa_cmd *) data;
if (cmd->hdr.return_code) {
- QETH_DBF_TEXT_(TRACE, 2, "L2er%x", cmd->hdr.return_code);
+ QETH_CARD_TEXT_(card, 2, "L2er%x", cmd->hdr.return_code);
card->info.mac_bits &= ~QETH_LAYER2_MAC_REGISTERED;
switch (cmd->hdr.return_code) {
case IPA_RC_L2_DUP_MAC:
@@ -523,7 +522,7 @@ static int qeth_l2_send_setmac_cb(struct qeth_card *card,
static int qeth_l2_send_setmac(struct qeth_card *card, __u8 *mac)
{
- QETH_DBF_TEXT(TRACE, 2, "L2Setmac");
+ QETH_CARD_TEXT(card, 2, "L2Setmac");
return qeth_l2_send_setdelmac(card, mac, IPA_CMD_SETVMAC,
qeth_l2_send_setmac_cb);
}
@@ -534,10 +533,10 @@ static int qeth_l2_send_delmac_cb(struct qeth_card *card,
{
struct qeth_ipa_cmd *cmd;
- QETH_DBF_TEXT(TRACE, 2, "L2Dmaccb");
+ QETH_CARD_TEXT(card, 2, "L2Dmaccb");
cmd = (struct qeth_ipa_cmd *) data;
if (cmd->hdr.return_code) {
- QETH_DBF_TEXT_(TRACE, 2, "err%d", cmd->hdr.return_code);
+ QETH_CARD_TEXT_(card, 2, "err%d", cmd->hdr.return_code);
cmd->hdr.return_code = -EIO;
return 0;
}
@@ -548,7 +547,7 @@ static int qeth_l2_send_delmac_cb(struct qeth_card *card,
static int qeth_l2_send_delmac(struct qeth_card *card, __u8 *mac)
{
- QETH_DBF_TEXT(TRACE, 2, "L2Delmac");
+ QETH_CARD_TEXT(card, 2, "L2Delmac");
if (!(card->info.mac_bits & QETH_LAYER2_MAC_REGISTERED))
return 0;
return qeth_l2_send_setdelmac(card, mac, IPA_CMD_DELVMAC,
@@ -594,23 +593,22 @@ static int qeth_l2_set_mac_address(struct net_device *dev, void *p)
struct qeth_card *card = dev->ml_priv;
int rc = 0;
- QETH_DBF_TEXT(TRACE, 3, "setmac");
+ QETH_CARD_TEXT(card, 3, "setmac");
if (qeth_l2_verify_dev(dev) != QETH_REAL_CARD) {
- QETH_DBF_TEXT(TRACE, 3, "setmcINV");
+ QETH_CARD_TEXT(card, 3, "setmcINV");
return -EOPNOTSUPP;
}
if (card->info.type == QETH_CARD_TYPE_OSN ||
card->info.type == QETH_CARD_TYPE_OSM ||
card->info.type == QETH_CARD_TYPE_OSX) {
- QETH_DBF_TEXT(TRACE, 3, "setmcTYP");
+ QETH_CARD_TEXT(card, 3, "setmcTYP");
return -EOPNOTSUPP;
}
- QETH_DBF_TEXT_(TRACE, 3, "%s", CARD_BUS_ID(card));
- QETH_DBF_HEX(TRACE, 3, addr->sa_data, OSA_ADDR_LEN);
+ QETH_CARD_HEX(card, 3, addr->sa_data, OSA_ADDR_LEN);
if (qeth_wait_for_threads(card, QETH_RECOVER_THREAD)) {
- QETH_DBF_TEXT(TRACE, 3, "setmcREC");
+ QETH_CARD_TEXT(card, 3, "setmcREC");
return -ERESTARTSYS;
}
rc = qeth_l2_send_delmac(card, &card->dev->dev_addr[0]);
@@ -627,7 +625,7 @@ static void qeth_l2_set_multicast_list(struct net_device *dev)
if (card->info.type == QETH_CARD_TYPE_OSN)
return ;
- QETH_DBF_TEXT(TRACE, 3, "setmulti");
+ QETH_CARD_TEXT(card, 3, "setmulti");
if (qeth_threads_running(card, QETH_RECOVER_THREAD) &&
(card->state != CARD_STATE_UP))
return;
@@ -714,10 +712,13 @@ static int qeth_l2_hard_start_xmit(struct sk_buff *skb, struct net_device *dev)
goto tx_drop;
}
- if (card->info.type != QETH_CARD_TYPE_IQD)
+ if (card->info.type != QETH_CARD_TYPE_IQD) {
+ if (qeth_hdr_chk_and_bounce(new_skb,
+ sizeof(struct qeth_hdr_layer2)))
+ goto tx_drop;
rc = qeth_do_send_packet(card, queue, new_skb, hdr,
elements);
- else
+ } else
rc = qeth_do_send_packet_fast(card, queue, new_skb, hdr,
elements, data_offset, hd_len);
if (!rc) {
@@ -771,11 +772,10 @@ static void qeth_l2_qdio_input_handler(struct ccw_device *ccwdev,
card->perf_stats.inbound_start_time = qeth_get_micros();
}
if (qdio_err & QDIO_ERROR_ACTIVATE_CHECK_CONDITION) {
- QETH_DBF_TEXT(TRACE, 1, "qdinchk");
- QETH_DBF_TEXT_(TRACE, 1, "%s", CARD_BUS_ID(card));
- QETH_DBF_TEXT_(TRACE, 1, "%04X%04X", first_element,
+ QETH_CARD_TEXT(card, 1, "qdinchk");
+ QETH_CARD_TEXT_(card, 1, "%04X%04X", first_element,
count);
- QETH_DBF_TEXT_(TRACE, 1, "%04X", queue);
+ QETH_CARD_TEXT_(card, 1, "%04X", queue);
qeth_schedule_recovery(card);
return;
}
@@ -799,13 +799,13 @@ static int qeth_l2_open(struct net_device *dev)
{
struct qeth_card *card = dev->ml_priv;
- QETH_DBF_TEXT(TRACE, 4, "qethopen");
+ QETH_CARD_TEXT(card, 4, "qethopen");
if (card->state != CARD_STATE_SOFTSETUP)
return -ENODEV;
if ((card->info.type != QETH_CARD_TYPE_OSN) &&
(!(card->info.mac_bits & QETH_LAYER2_MAC_REGISTERED))) {
- QETH_DBF_TEXT(TRACE, 4, "nomacadr");
+ QETH_CARD_TEXT(card, 4, "nomacadr");
return -EPERM;
}
card->data.state = CH_STATE_UP;
@@ -822,7 +822,7 @@ static int qeth_l2_stop(struct net_device *dev)
{
struct qeth_card *card = dev->ml_priv;
- QETH_DBF_TEXT(TRACE, 4, "qethstop");
+ QETH_CARD_TEXT(card, 4, "qethstop");
netif_tx_disable(dev);
if (card->state == CARD_STATE_UP)
card->state = CARD_STATE_SOFTSETUP;
@@ -860,8 +860,6 @@ static void qeth_l2_remove_device(struct ccwgroup_device *cgdev)
unregister_netdev(card->dev);
card->dev = NULL;
}
-
- qeth_l2_del_all_mc(card);
return;
}
@@ -935,6 +933,7 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
enum qeth_card_states recover_flag;
BUG_ON(!card);
+ mutex_lock(&card->discipline_mutex);
mutex_lock(&card->conf_mutex);
QETH_DBF_TEXT(SETUP, 2, "setonlin");
QETH_DBF_HEX(SETUP, 2, &card, sizeof(void *));
@@ -1012,6 +1011,7 @@ static int __qeth_l2_set_online(struct ccwgroup_device *gdev, int recovery_mode)
kobject_uevent(&gdev->dev.kobj, KOBJ_CHANGE);
out:
mutex_unlock(&card->conf_mutex);
+ mutex_unlock(&card->discipline_mutex);
return 0;
out_remove:
@@ -1025,6 +1025,7 @@ out_remove:
else
card->state = CARD_STATE_DOWN;
mutex_unlock(&card->conf_mutex);
+ mutex_unlock(&card->discipline_mutex);
return rc;
}
@@ -1040,6 +1041,7 @@ static int __qeth_l2_set_offline(struct ccwgroup_device *cgdev,
int rc = 0, rc2 = 0, rc3 = 0;
enum qeth_card_states recover_flag;
+ mutex_lock(&card->discipline_mutex);
mutex_lock(&card->conf_mutex);
QETH_DBF_TEXT(SETUP, 3, "setoffl");
QETH_DBF_HEX(SETUP, 3, &card, sizeof(void *));
@@ -1060,6 +1062,7 @@ static int __qeth_l2_set_offline(struct ccwgroup_device *cgdev,
/* let user_space know that device is offline */
kobject_uevent(&cgdev->dev.kobj, KOBJ_CHANGE);
mutex_unlock(&card->conf_mutex);
+ mutex_unlock(&card->discipline_mutex);
return 0;
}
@@ -1074,11 +1077,10 @@ static int qeth_l2_recover(void *ptr)
int rc = 0;
card = (struct qeth_card *) ptr;
- QETH_DBF_TEXT(TRACE, 2, "recover1");
- QETH_DBF_HEX(TRACE, 2, &card, sizeof(void *));
+ QETH_CARD_TEXT(card, 2, "recover1");
if (!qeth_do_run_thread(card, QETH_RECOVER_THREAD))
return 0;
- QETH_DBF_TEXT(TRACE, 2, "recover2");
+ 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;
@@ -1181,12 +1183,12 @@ static int qeth_osn_send_control_data(struct qeth_card *card, int len,
unsigned long flags;
int rc = 0;
- QETH_DBF_TEXT(TRACE, 5, "osndctrd");
+ QETH_CARD_TEXT(card, 5, "osndctrd");
wait_event(card->wait_q,
atomic_cmpxchg(&card->write.irq_pending, 0, 1) == 0);
qeth_prepare_control_data(card, len, iob);
- QETH_DBF_TEXT(TRACE, 6, "osnoirqp");
+ QETH_CARD_TEXT(card, 6, "osnoirqp");
spin_lock_irqsave(get_ccwdev_lock(card->write.ccwdev), flags);
rc = ccw_device_start(card->write.ccwdev, &card->write.ccw,
(addr_t) iob, 0, 0);
@@ -1194,7 +1196,7 @@ static int qeth_osn_send_control_data(struct qeth_card *card, int len,
if (rc) {
QETH_DBF_MESSAGE(2, "qeth_osn_send_control_data: "
"ccw_device_start rc = %i\n", rc);
- QETH_DBF_TEXT_(TRACE, 2, " err%d", rc);
+ QETH_CARD_TEXT_(card, 2, " err%d", rc);
qeth_release_buffer(iob->channel, iob);
atomic_set(&card->write.irq_pending, 0);
wake_up(&card->wait_q);
@@ -1207,7 +1209,7 @@ static int qeth_osn_send_ipa_cmd(struct qeth_card *card,
{
u16 s1, s2;
- QETH_DBF_TEXT(TRACE, 4, "osndipa");
+ QETH_CARD_TEXT(card, 4, "osndipa");
qeth_prepare_ipa_cmd(card, iob, QETH_PROT_OSN2);
s1 = (u16)(IPA_PDU_HEADER_SIZE + data_len);
@@ -1225,12 +1227,12 @@ int qeth_osn_assist(struct net_device *dev, void *data, int data_len)
struct qeth_card *card;
int rc;
- QETH_DBF_TEXT(TRACE, 2, "osnsdmc");
if (!dev)
return -ENODEV;
card = dev->ml_priv;
if (!card)
return -ENODEV;
+ QETH_CARD_TEXT(card, 2, "osnsdmc");
if ((card->state != CARD_STATE_UP) &&
(card->state != CARD_STATE_SOFTSETUP))
return -ENODEV;
@@ -1247,13 +1249,13 @@ int qeth_osn_register(unsigned char *read_dev_no, struct net_device **dev,
{
struct qeth_card *card;
- QETH_DBF_TEXT(TRACE, 2, "osnreg");
*dev = qeth_l2_netdev_by_devno(read_dev_no);
if (*dev == NULL)
return -ENODEV;
card = (*dev)->ml_priv;
if (!card)
return -ENODEV;
+ QETH_CARD_TEXT(card, 2, "osnreg");
if ((assist_cb == NULL) || (data_cb == NULL))
return -EINVAL;
card->osn_info.assist_cb = assist_cb;
@@ -1266,12 +1268,12 @@ void qeth_osn_deregister(struct net_device *dev)
{
struct qeth_card *card;
- QETH_DBF_TEXT(TRACE, 2, "osndereg");
if (!dev)
return;
card = dev->ml_priv;
if (!card)
return;
+ QETH_CARD_TEXT(card, 2, "osndereg");
card->osn_info.assist_cb = NULL;
card->osn_info.data_cb = NULL;
return;