*/
-#include <linux/config.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/string.h>
DEFINE_PER_CPU(char[256], qeth_dbf_txt_buf);
+static struct lock_class_key qdio_out_skb_queue_key;
+
/**
* some more definitions and declarations
*/
struct qeth_card *card;
QETH_DBF_TEXT(setup, 2, "alloccrd");
- card = (struct qeth_card *) kmalloc(sizeof(struct qeth_card),
- GFP_DMA|GFP_KERNEL);
+ card = kzalloc(sizeof(struct qeth_card), GFP_DMA|GFP_KERNEL);
if (!card)
return NULL;
QETH_DBF_HEX(setup, 2, &card, sizeof(void *));
- memset(card, 0, sizeof(struct qeth_card));
if (qeth_setup_channel(&card->read)) {
kfree(card);
return NULL;
channel->state == CH_STATE_UP)
qeth_issue_next_read(card);
- tasklet_schedule(&channel->irq_tasklet);
+ qeth_irq_tasklet((unsigned long)channel);
return;
out:
wake_up(&card->wait_q);
QETH_DBF_TEXT(setup, 3, "setoffl");
QETH_DBF_HEX(setup, 3, &card, sizeof(void *));
-
+
if (card->dev && netif_carrier_ok(card->dev))
netif_carrier_off(card->dev);
recover_flag = card->state;
list_for_each_entry(addr, &card->ip_list, entry) {
if (card->options.layer2) {
if ((addr->type == todo->type) &&
- (memcmp(&addr->mac, &todo->mac,
+ (memcmp(&addr->mac, &todo->mac,
OSA_ADDR_LEN) == 0)) {
found = 1;
break;
}
continue;
- }
+ }
if ((addr->proto == QETH_PROT_IPV4) &&
(todo->proto == QETH_PROT_IPV4) &&
(addr->type == todo->type) &&
return 0;
}
-static inline int
+static int
__qeth_address_exists_in_list(struct list_head *list, struct qeth_ipaddr *addr,
int same_type)
{
if (card->options.layer2) {
if ((tmp->type == addr->type) &&
(tmp->is_multicast == addr->is_multicast) &&
- (memcmp(&tmp->mac, &addr->mac,
+ (memcmp(&tmp->mac, &addr->mac,
OSA_ADDR_LEN) == 0)) {
found = 1;
break;
}
continue;
- }
+ }
if ((tmp->proto == QETH_PROT_IPV4) &&
(addr->proto == QETH_PROT_IPV4) &&
(tmp->type == addr->type) &&
return rc;
}
-static inline void
+static void
__qeth_delete_all_mc(struct qeth_card *card, unsigned long *flags)
{
struct qeth_ipaddr *addr, *tmp;
static void qeth_add_multicast_ipv6(struct qeth_card *);
#endif
-static inline int
+static int
qeth_set_thread_start_bit(struct qeth_card *card, unsigned long thread)
{
unsigned long flags;
wake_up(&card->wait_q);
}
-static inline int
+static int
__qeth_do_run_thread(struct qeth_card *card, unsigned long thread)
{
unsigned long flags;
}
static int
-qeth_register_ip_addresses(void *ptr)
-{
- struct qeth_card *card;
-
- card = (struct qeth_card *) ptr;
- daemonize("qeth_reg_ip");
- QETH_DBF_TEXT(trace,4,"regipth1");
- if (!qeth_do_run_thread(card, QETH_SET_IP_THREAD))
- return 0;
- QETH_DBF_TEXT(trace,4,"regipth2");
- qeth_set_ip_addr_list(card);
- qeth_clear_thread_running_bit(card, QETH_SET_IP_THREAD);
- return 0;
-}
-
-/*
- * Drive the SET_PROMISC_MODE thread
- */
-static int
-qeth_set_promisc_mode(void *ptr)
-{
- struct qeth_card *card = (struct qeth_card *) ptr;
-
- daemonize("qeth_setprm");
- QETH_DBF_TEXT(trace,4,"setprm1");
- if (!qeth_do_run_thread(card, QETH_SET_PROMISC_MODE_THREAD))
- return 0;
- QETH_DBF_TEXT(trace,4,"setprm2");
- qeth_setadp_promisc_mode(card);
- qeth_clear_thread_running_bit(card, QETH_SET_PROMISC_MODE_THREAD);
- return 0;
-}
-
-static int
qeth_recover(void *ptr)
{
struct qeth_card *card;
}
static void
-qeth_start_kernel_thread(struct qeth_card *card)
+qeth_start_kernel_thread(struct work_struct *work)
{
+ struct qeth_card *card = container_of(work, struct qeth_card, kernel_thread_starter);
QETH_DBF_TEXT(trace , 2, "strthrd");
if (card->read.state != CH_STATE_UP &&
card->write.state != CH_STATE_UP)
return;
-
- if (qeth_do_start_thread(card, QETH_SET_IP_THREAD))
- kernel_thread(qeth_register_ip_addresses, (void *)card,SIGCHLD);
- if (qeth_do_start_thread(card, QETH_SET_PROMISC_MODE_THREAD))
- kernel_thread(qeth_set_promisc_mode, (void *)card, SIGCHLD);
if (qeth_do_start_thread(card, QETH_RECOVER_THREAD))
kernel_thread(qeth_recover, (void *) card, SIGCHLD);
}
card->options.layer2 = 1;
else
card->options.layer2 = 0;
+ card->options.performance_stats = 0;
}
/**
card->thread_start_mask = 0;
card->thread_allowed_mask = 0;
card->thread_running_mask = 0;
- INIT_WORK(&card->kernel_thread_starter,
- (void *)qeth_start_kernel_thread,card);
+ INIT_WORK(&card->kernel_thread_starter, qeth_start_kernel_thread);
INIT_LIST_HEAD(&card->ip_list);
card->ip_tbd_list = kmalloc(sizeof(struct list_head), GFP_KERNEL);
if (!card->ip_tbd_list) {
"due to hardware limitations!\n");
card->qdio.no_out_queues = 1;
card->qdio.default_out_queue = 0;
- }
+ }
return 0;
}
i++;
return -ENODEV;
QETH_DBF_TEXT_(setup, 2, "%s", gdev->dev.bus_id);
-
+
card = qeth_alloc_card();
if (!card) {
put_device(dev);
put_device(dev);
qeth_free_card(card);
return rc;
- }
+ }
if ((rc = qeth_setup_card(card))){
QETH_DBF_TEXT_(setup, 2, "2err%d", rc);
put_device(dev);
return -ENOMEM;
}
qeth_setup_ccw(&card->read, iob->data, QETH_BUFSIZE);
- wait_event(card->wait_q,
- atomic_cmpxchg(&card->read.irq_pending, 0, 1) == 0);
QETH_DBF_TEXT(trace, 6, "noirqpnd");
rc = ccw_device_start(card->read.ccwdev, &card->read.ccw,
(addr_t) iob, 0, 0);
{
struct qeth_reply *reply;
- reply = kmalloc(sizeof(struct qeth_reply), GFP_ATOMIC);
+ reply = kzalloc(sizeof(struct qeth_reply), GFP_ATOMIC);
if (reply){
- memset(reply, 0, sizeof(struct qeth_reply));
atomic_set(&reply->refcnt, 1);
+ atomic_set(&reply->received, 0);
reply->card = card;
};
return reply;
kfree(reply);
}
-static void
-qeth_cmd_timeout(unsigned long data)
-{
- struct qeth_reply *reply, *list_reply, *r;
- unsigned long flags;
-
- reply = (struct qeth_reply *) data;
- spin_lock_irqsave(&reply->card->lock, flags);
- list_for_each_entry_safe(list_reply, r,
- &reply->card->cmd_waiter_list, list) {
- if (reply == list_reply){
- qeth_get_reply(reply);
- list_del_init(&reply->list);
- spin_unlock_irqrestore(&reply->card->lock, flags);
- reply->rc = -ETIME;
- reply->received = 1;
- wake_up(&reply->wait_q);
- qeth_put_reply(reply);
- return;
- }
- }
- spin_unlock_irqrestore(&reply->card->lock, flags);
-}
-
-
static struct qeth_ipa_cmd *
qeth_check_ipa_data(struct qeth_card *card, struct qeth_cmd_buffer *iob)
{
"IP address reset.\n",
QETH_CARD_IFNAME(card),
card->info.chpid);
+ netif_carrier_on(card->dev);
qeth_schedule_recovery(card);
return NULL;
case IPA_CMD_MODCCID:
list_for_each_entry_safe(reply, r, &card->cmd_waiter_list, list) {
qeth_get_reply(reply);
reply->rc = -EIO;
- reply->received = 1;
+ atomic_inc(&reply->received);
list_del_init(&reply->list);
wake_up(&reply->wait_q);
qeth_put_reply(reply);
&card->cmd_waiter_list);
spin_unlock_irqrestore(&card->lock, flags);
} else {
- reply->received = 1;
+ atomic_inc(&reply->received);
wake_up(&reply->wait_q);
}
qeth_put_reply(reply);
qeth_release_buffer(channel,iob);
}
-static inline void
+static void
qeth_prepare_control_data(struct qeth_card *card, int len,
-struct qeth_cmd_buffer *iob)
+ struct qeth_cmd_buffer *iob)
{
qeth_setup_ccw(&card->write,iob->data,len);
iob->callback = qeth_release_buffer;
&card->seqno.pdu_hdr_ack, QETH_SEQ_NO_LENGTH);
QETH_DBF_HEX(control, 2, iob->data, QETH_DBF_CONTROL_LEN);
}
-
+
static int
qeth_send_control_data(struct qeth_card *card, int len,
struct qeth_cmd_buffer *iob,
int rc;
unsigned long flags;
struct qeth_reply *reply = NULL;
- struct timer_list timer;
+ unsigned long timeout;
QETH_DBF_TEXT(trace, 2, "sendctl");
reply->seqno = QETH_IDX_COMMAND_SEQNO;
else
reply->seqno = card->seqno.ipa++;
- init_timer(&timer);
- timer.function = qeth_cmd_timeout;
- timer.data = (unsigned long) reply;
init_waitqueue_head(&reply->wait_q);
spin_lock_irqsave(&card->lock, flags);
list_add_tail(&reply->list, &card->cmd_waiter_list);
spin_unlock_irqrestore(&card->lock, flags);
QETH_DBF_HEX(control, 2, iob->data, QETH_DBF_CONTROL_LEN);
- wait_event(card->wait_q,
- atomic_cmpxchg(&card->write.irq_pending, 0, 1) == 0);
+
+ while (atomic_cmpxchg(&card->write.irq_pending, 0, 1)) ;
qeth_prepare_control_data(card, len, iob);
+
if (IS_IPA(iob->data))
- timer.expires = jiffies + QETH_IPA_TIMEOUT;
+ timeout = jiffies + QETH_IPA_TIMEOUT;
else
- timer.expires = jiffies + QETH_TIMEOUT;
+ timeout = jiffies + QETH_TIMEOUT;
+
QETH_DBF_TEXT(trace, 6, "noirqpnd");
spin_lock_irqsave(get_ccwdev_lock(card->write.ccwdev), flags);
rc = ccw_device_start(card->write.ccwdev, &card->write.ccw,
wake_up(&card->wait_q);
return rc;
}
- add_timer(&timer);
- wait_event(reply->wait_q, reply->received);
- del_timer_sync(&timer);
+ while (!atomic_read(&reply->received)) {
+ if (time_after(jiffies, timeout)) {
+ 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);
+ wake_up(&reply->wait_q);
+ }
+ };
rc = reply->rc;
qeth_put_reply(reply);
return rc;
wake_up(&card->wait_q);
}
return rc;
-}
+}
static inline void
qeth_prepare_ipa_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob,
memcpy(QETH_IPA_PDU_LEN_PDU3(iob->data), &s2, 2);
return qeth_osn_send_control_data(card, s1, iob);
}
-
+
static int
qeth_send_ipa_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob,
int (*reply_cb)
return 0;
}
-static inline struct sk_buff *
+static struct sk_buff *
qeth_get_skb(unsigned int length, struct qeth_hdr *hdr)
{
struct sk_buff* skb;
return skb;
}
-static inline struct sk_buff *
+static struct sk_buff *
qeth_get_next_skb(struct qeth_card *card, struct qdio_buffer *buffer,
struct qdio_buffer_element **__element, int *__offset,
struct qeth_hdr **hdr)
return NULL;
}
-static inline __be16
+static __be16
qeth_type_trans(struct sk_buff *skb, struct net_device *dev)
{
struct qeth_card *card;
(card->info.link_type == QETH_LINK_TYPE_LANE_TR))
return tr_type_trans(skb,dev);
#endif /* CONFIG_TR */
- skb->mac.raw = skb->data;
+ skb_reset_mac_header(skb);
skb_pull(skb, ETH_HLEN );
eth = eth_hdr(skb);
return htons(ETH_P_802_2);
}
-static inline void
+static void
qeth_rebuild_skb_fake_ll_tr(struct qeth_card *card, struct sk_buff *skb,
struct qeth_hdr *hdr)
{
struct iphdr *ip_hdr;
QETH_DBF_TEXT(trace,5,"skbfktr");
- skb->mac.raw = skb->data - QETH_FAKE_LL_LEN_TR;
+ skb_set_mac_header(skb, -QETH_FAKE_LL_LEN_TR);
/* this is a fake ethernet header */
- fake_hdr = (struct trh_hdr *) skb->mac.raw;
+ fake_hdr = tr_hdr(skb);
/* the destination MAC address */
switch (skb->pkt_type){
fake_llc->ethertype = ETH_P_IP;
}
-static inline void
+static void
qeth_rebuild_skb_fake_ll_eth(struct qeth_card *card, struct sk_buff *skb,
struct qeth_hdr *hdr)
{
struct iphdr *ip_hdr;
QETH_DBF_TEXT(trace,5,"skbfketh");
- skb->mac.raw = skb->data - QETH_FAKE_LL_LEN_ETH;
+ skb_set_mac_header(skb, -QETH_FAKE_LL_LEN_ETH);
/* this is a fake ethernet header */
- fake_hdr = (struct ethhdr *) skb->mac.raw;
+ fake_hdr = eth_hdr(skb);
/* the destination MAC address */
switch (skb->pkt_type){
}
static inline void
-qeth_rebuild_skb_vlan(struct qeth_card *card, struct sk_buff *skb,
- struct qeth_hdr *hdr)
-{
-#ifdef CONFIG_QETH_VLAN
- u16 *vlan_tag;
-
- if (hdr->hdr.l3.ext_flags &
- (QETH_HDR_EXT_VLAN_FRAME | QETH_HDR_EXT_INCLUDE_VLAN_TAG)) {
- vlan_tag = (u16 *) skb_push(skb, VLAN_HLEN);
- *vlan_tag = (hdr->hdr.l3.ext_flags & QETH_HDR_EXT_VLAN_FRAME)?
- hdr->hdr.l3.vlan_id : *((u16 *)&hdr->hdr.l3.dest_addr[12]);
- *(vlan_tag + 1) = skb->protocol;
- skb->protocol = __constant_htons(ETH_P_8021Q);
- }
-#endif /* CONFIG_QETH_VLAN */
-}
-
-static inline __u16
qeth_layer2_rebuild_skb(struct qeth_card *card, struct sk_buff *skb,
struct qeth_hdr *hdr)
{
- unsigned short vlan_id = 0;
-#ifdef CONFIG_QETH_VLAN
- struct vlan_hdr *vhdr;
-#endif
-
skb->pkt_type = PACKET_HOST;
skb->protocol = qeth_type_trans(skb, skb->dev);
if (card->options.checksum_type == NO_CHECKSUMMING)
skb->ip_summed = CHECKSUM_UNNECESSARY;
else
skb->ip_summed = CHECKSUM_NONE;
-#ifdef CONFIG_QETH_VLAN
- if (hdr->hdr.l2.flags[2] & (QETH_LAYER2_FLAG_VLAN)) {
- vhdr = (struct vlan_hdr *) skb->data;
- skb->protocol =
- __constant_htons(vhdr->h_vlan_encapsulated_proto);
- vlan_id = hdr->hdr.l2.vlan_id;
- skb_pull(skb, VLAN_HLEN);
- }
-#endif
*((__u32 *)skb->cb) = ++card->seqno.pkt_seqno;
- return vlan_id;
}
-static inline void
+static __u16
qeth_rebuild_skb(struct qeth_card *card, struct sk_buff *skb,
struct qeth_hdr *hdr)
{
+ unsigned short vlan_id = 0;
#ifdef CONFIG_QETH_IPV6
if (hdr->hdr.l3.flags & QETH_HDR_PASSTHRU) {
skb->pkt_type = PACKET_HOST;
skb->protocol = qeth_type_trans(skb, card->dev);
- return;
+ return 0;
}
#endif /* CONFIG_QETH_IPV6 */
skb->protocol = htons((hdr->hdr.l3.flags & QETH_HDR_IPV6)? ETH_P_IPV6 :
default:
skb->pkt_type = PACKET_HOST;
}
- qeth_rebuild_skb_vlan(card, skb, hdr);
+
+ if (hdr->hdr.l3.ext_flags &
+ (QETH_HDR_EXT_VLAN_FRAME | QETH_HDR_EXT_INCLUDE_VLAN_TAG)) {
+ vlan_id = (hdr->hdr.l3.ext_flags & QETH_HDR_EXT_VLAN_FRAME)?
+ hdr->hdr.l3.vlan_id : *((u16 *)&hdr->hdr.l3.dest_addr[12]);
+ }
+
if (card->options.fake_ll)
qeth_rebuild_skb_fake_ll(card, skb, hdr);
else
- skb->mac.raw = skb->data;
+ skb_reset_mac_header(skb);
skb->ip_summed = card->options.checksum_type;
if (card->options.checksum_type == HW_CHECKSUMMING){
if ( (hdr->hdr.l3.ext_flags &
else
skb->ip_summed = SW_CHECKSUMMING;
}
+ return vlan_id;
}
-static inline void
+static void
qeth_process_inbound_buffer(struct qeth_card *card,
struct qeth_qdio_buffer *buf, int index)
{
/* get first element of current buffer */
element = (struct qdio_buffer_element *)&buf->buffer->element[0];
offset = 0;
-#ifdef CONFIG_QETH_PERF_STATS
- card->perf_stats.bufs_rec++;
-#endif
+ if (card->options.performance_stats)
+ card->perf_stats.bufs_rec++;
while((skb = qeth_get_next_skb(card, buf->buffer, &element,
&offset, &hdr))) {
skb->dev = card->dev;
if (hdr->hdr.l2.id == QETH_HEADER_TYPE_LAYER2)
- vlan_tag = qeth_layer2_rebuild_skb(card, skb, hdr);
- else if (hdr->hdr.l3.id == QETH_HEADER_TYPE_LAYER3)
- qeth_rebuild_skb(card, skb, hdr);
+ qeth_layer2_rebuild_skb(card, skb, hdr);
+ else if (hdr->hdr.l3.id == QETH_HEADER_TYPE_LAYER3)
+ vlan_tag = qeth_rebuild_skb(card, skb, hdr);
else { /*in case of OSN*/
skb_push(skb, sizeof(struct qeth_hdr));
memcpy(skb->data, hdr, sizeof(struct qeth_hdr));
dev_kfree_skb_any(skb);
continue;
}
+ if (card->info.type == QETH_CARD_TYPE_OSN)
+ rxrc = card->osn_info.data_cb(skb);
+ else
#ifdef CONFIG_QETH_VLAN
if (vlan_tag)
- vlan_hwaccel_rx(skb, card->vlangrp, vlan_tag);
+ if (card->vlangrp)
+ vlan_hwaccel_rx(skb, card->vlangrp, vlan_tag);
+ else {
+ dev_kfree_skb_any(skb);
+ continue;
+ }
else
#endif
- if (card->info.type == QETH_CARD_TYPE_OSN)
- rxrc = card->osn_info.data_cb(skb);
- else
rxrc = netif_rx(skb);
card->dev->last_rx = jiffies;
card->stats.rx_packets++;
}
}
-static inline struct qeth_buffer_pool_entry *
+static struct qeth_buffer_pool_entry *
qeth_get_buffer_pool_entry(struct qeth_card *card)
{
struct qeth_buffer_pool_entry *entry;
return NULL;
}
-static inline void
+static void
qeth_init_input_buffer(struct qeth_card *card, struct qeth_qdio_buffer *buf)
{
struct qeth_buffer_pool_entry *pool_entry;
int i;
-
+
pool_entry = qeth_get_buffer_pool_entry(card);
/*
* since the buffer is accessed only from the input_tasklet
buf->state = QETH_QDIO_BUF_EMPTY;
}
-static inline void
+static void
qeth_clear_output_buffer(struct qeth_qdio_out_q *queue,
struct qeth_qdio_out_buffer *buf)
{
atomic_set(&buf->state, QETH_QDIO_BUF_EMPTY);
}
-static inline void
+static void
qeth_queue_input_buffer(struct qeth_card *card, int index)
{
struct qeth_qdio_q *queue = card->qdio.in_q;
* 'index') un-requeued -> this buffer is the first buffer that
* will be requeued the next time
*/
-#ifdef CONFIG_QETH_PERF_STATS
- card->perf_stats.inbound_do_qdio_cnt++;
- card->perf_stats.inbound_do_qdio_start_time = qeth_get_micros();
-#endif
+ if (card->options.performance_stats) {
+ card->perf_stats.inbound_do_qdio_cnt++;
+ card->perf_stats.inbound_do_qdio_start_time =
+ qeth_get_micros();
+ }
rc = do_QDIO(CARD_DDEV(card),
QDIO_FLAG_SYNC_INPUT | QDIO_FLAG_UNDER_INTERRUPT,
0, queue->next_buf_to_init, count, NULL);
-#ifdef CONFIG_QETH_PERF_STATS
- card->perf_stats.inbound_do_qdio_time += qeth_get_micros() -
- card->perf_stats.inbound_do_qdio_start_time;
-#endif
+ if (card->options.performance_stats)
+ card->perf_stats.inbound_do_qdio_time +=
+ qeth_get_micros() -
+ card->perf_stats.inbound_do_qdio_start_time;
if (rc){
PRINT_WARN("qeth_queue_input_buffer's do_QDIO "
"return %i (device %s).\n",
QETH_DBF_TEXT(trace, 6, "qdinput");
card = (struct qeth_card *) card_ptr;
net_dev = card->dev;
-#ifdef CONFIG_QETH_PERF_STATS
- card->perf_stats.inbound_cnt++;
- card->perf_stats.inbound_start_time = qeth_get_micros();
-#endif
+ if (card->options.performance_stats) {
+ card->perf_stats.inbound_cnt++;
+ card->perf_stats.inbound_start_time = qeth_get_micros();
+ }
if (status & QDIO_STATUS_LOOK_FOR_ERROR) {
if (status & QDIO_STATUS_ACTIVATE_CHECK_CONDITION){
QETH_DBF_TEXT(trace, 1,"qdinchk");
index = i % QDIO_MAX_BUFFERS_PER_Q;
buffer = &card->qdio.in_q->bufs[index];
if (!((status & QDIO_STATUS_LOOK_FOR_ERROR) &&
- qeth_check_qdio_errors(buffer->buffer,
+ qeth_check_qdio_errors(buffer->buffer,
qdio_err, siga_err,"qinerr")))
qeth_process_inbound_buffer(card, buffer, index);
/* clear buffer and give back to hardware */
qeth_put_buffer_pool_entry(card, buffer->pool_entry);
qeth_queue_input_buffer(card, index);
}
-#ifdef CONFIG_QETH_PERF_STATS
- card->perf_stats.inbound_time += qeth_get_micros() -
- card->perf_stats.inbound_start_time;
-#endif
+ if (card->options.performance_stats)
+ card->perf_stats.inbound_time += qeth_get_micros() -
+ card->perf_stats.inbound_start_time;
}
-static inline int
+static int
qeth_handle_send_error(struct qeth_card *card,
struct qeth_qdio_out_buffer *buffer,
unsigned int qdio_err, unsigned int siga_err)
}
queue->card->dev->trans_start = jiffies;
-#ifdef CONFIG_QETH_PERF_STATS
- queue->card->perf_stats.outbound_do_qdio_cnt++;
- queue->card->perf_stats.outbound_do_qdio_start_time = qeth_get_micros();
-#endif
+ if (queue->card->options.performance_stats) {
+ queue->card->perf_stats.outbound_do_qdio_cnt++;
+ queue->card->perf_stats.outbound_do_qdio_start_time =
+ qeth_get_micros();
+ }
if (under_int)
rc = do_QDIO(CARD_DDEV(queue->card),
QDIO_FLAG_SYNC_OUTPUT | QDIO_FLAG_UNDER_INTERRUPT,
else
rc = do_QDIO(CARD_DDEV(queue->card), QDIO_FLAG_SYNC_OUTPUT,
queue->queue_no, index, count, NULL);
-#ifdef CONFIG_QETH_PERF_STATS
- queue->card->perf_stats.outbound_do_qdio_time += qeth_get_micros() -
- queue->card->perf_stats.outbound_do_qdio_start_time;
-#endif
+ if (queue->card->options.performance_stats)
+ queue->card->perf_stats.outbound_do_qdio_time +=
+ qeth_get_micros() -
+ queue->card->perf_stats.outbound_do_qdio_start_time;
if (rc){
QETH_DBF_TEXT(trace, 2, "flushbuf");
QETH_DBF_TEXT_(trace, 2, " err%d", rc);
return;
}
atomic_add(count, &queue->used_buffers);
-#ifdef CONFIG_QETH_PERF_STATS
- queue->card->perf_stats.bufs_sent += count;
-#endif
+ if (queue->card->options.performance_stats)
+ queue->card->perf_stats.bufs_sent += count;
}
/*
* Switched to packing state if the number of used buffers on a queue
* reaches a certain limit.
*/
-static inline void
+static void
qeth_switch_to_packing_if_needed(struct qeth_qdio_out_q *queue)
{
if (!queue->do_pack) {
>= QETH_HIGH_WATERMARK_PACK){
/* switch non-PACKING -> PACKING */
QETH_DBF_TEXT(trace, 6, "np->pack");
-#ifdef CONFIG_QETH_PERF_STATS
- queue->card->perf_stats.sc_dp_p++;
-#endif
+ if (queue->card->options.performance_stats)
+ queue->card->perf_stats.sc_dp_p++;
queue->do_pack = 1;
}
}
* In that case 1 is returned to inform the caller. If no buffer
* has to be flushed, zero is returned.
*/
-static inline int
+static int
qeth_switch_to_nonpacking_if_needed(struct qeth_qdio_out_q *queue)
{
struct qeth_qdio_out_buffer *buffer;
<= QETH_LOW_WATERMARK_PACK) {
/* switch PACKING -> non-PACKING */
QETH_DBF_TEXT(trace, 6, "pack->np");
-#ifdef CONFIG_QETH_PERF_STATS
- queue->card->perf_stats.sc_p_dp++;
-#endif
+ if (queue->card->options.performance_stats)
+ queue->card->perf_stats.sc_p_dp++;
queue->do_pack = 0;
/* flush packing buffers */
buffer = &queue->bufs[queue->next_buf_to_fill];
queue->next_buf_to_fill =
(queue->next_buf_to_fill + 1) %
QDIO_MAX_BUFFERS_PER_Q;
- }
+ }
}
}
return flush_count;
* Checks if there is a packing buffer and prepares it to be flushed.
* In that case returns 1, otherwise zero.
*/
-static inline int
+static int
qeth_flush_buffers_on_no_pci(struct qeth_qdio_out_q *queue)
{
struct qeth_qdio_out_buffer *buffer;
return 0;
}
-static inline void
+static void
qeth_check_outbound_queue(struct qeth_qdio_out_q *queue)
{
int index;
*/
if ((atomic_read(&queue->used_buffers) <= QETH_LOW_WATERMARK_PACK) ||
!atomic_read(&queue->set_pci_flags_count)){
- if (atomic_swap(&queue->state, QETH_OUT_Q_LOCKED_FLUSH) ==
+ if (atomic_xchg(&queue->state, QETH_OUT_Q_LOCKED_FLUSH) ==
QETH_OUT_Q_UNLOCKED) {
/*
* If we get in here, there was no action in
!atomic_read(&queue->set_pci_flags_count))
flush_cnt +=
qeth_flush_buffers_on_no_pci(queue);
-#ifdef CONFIG_QETH_PERF_STATS
- if (q_was_packing)
+ if (queue->card->options.performance_stats &&
+ q_was_packing)
queue->card->perf_stats.bufs_sent_pack +=
flush_cnt;
-#endif
if (flush_cnt)
qeth_flush_buffers(queue, 1, index, flush_cnt);
atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED);
return;
}
}
-#ifdef CONFIG_QETH_PERF_STATS
- card->perf_stats.outbound_handler_cnt++;
- card->perf_stats.outbound_handler_start_time = qeth_get_micros();
-#endif
+ if (card->options.performance_stats) {
+ card->perf_stats.outbound_handler_cnt++;
+ card->perf_stats.outbound_handler_start_time =
+ qeth_get_micros();
+ }
for(i = first_element; i < (first_element + count); ++i){
buffer = &queue->bufs[i % QDIO_MAX_BUFFERS_PER_Q];
/*we only handle the KICK_IT error by doing a recovery */
qeth_check_outbound_queue(queue);
netif_wake_queue(queue->card->dev);
-#ifdef CONFIG_QETH_PERF_STATS
- card->perf_stats.outbound_handler_time += qeth_get_micros() -
- card->perf_stats.outbound_handler_start_time;
-#endif
+ if (card->options.performance_stats)
+ card->perf_stats.outbound_handler_time += qeth_get_micros() -
+ card->perf_stats.outbound_handler_start_time;
}
static void
QETH_DBF_TEXT(setup, 2, "allcqdbf");
- if (card->qdio.state == QETH_QDIO_ALLOCATED)
+ if (atomic_cmpxchg(&card->qdio.state, QETH_QDIO_UNINITIALIZED,
+ QETH_QDIO_ALLOCATED) != QETH_QDIO_UNINITIALIZED)
return 0;
- card->qdio.in_q = kmalloc(sizeof(struct qeth_qdio_q),
+ card->qdio.in_q = kmalloc(sizeof(struct qeth_qdio_q),
GFP_KERNEL|GFP_DMA);
if (!card->qdio.in_q)
- return - ENOMEM;
+ goto out_nomem;
QETH_DBF_TEXT(setup, 2, "inq");
QETH_DBF_HEX(setup, 2, &card->qdio.in_q, sizeof(void *));
memset(card->qdio.in_q, 0, sizeof(struct qeth_qdio_q));
card->qdio.in_q->bufs[i].buffer =
&card->qdio.in_q->qdio_bufs[i];
/* inbound buffer pool */
- if (qeth_alloc_buffer_pool(card)){
- kfree(card->qdio.in_q);
- return -ENOMEM;
- }
+ if (qeth_alloc_buffer_pool(card))
+ goto out_freeinq;
/* outbound */
card->qdio.out_qs =
kmalloc(card->qdio.no_out_queues *
sizeof(struct qeth_qdio_out_q *), GFP_KERNEL);
- if (!card->qdio.out_qs){
- qeth_free_buffer_pool(card);
- return -ENOMEM;
- }
- for (i = 0; i < card->qdio.no_out_queues; ++i){
+ if (!card->qdio.out_qs)
+ goto out_freepool;
+ for (i = 0; i < card->qdio.no_out_queues; ++i) {
card->qdio.out_qs[i] = kmalloc(sizeof(struct qeth_qdio_out_q),
GFP_KERNEL|GFP_DMA);
- if (!card->qdio.out_qs[i]){
- while (i > 0)
- kfree(card->qdio.out_qs[--i]);
- kfree(card->qdio.out_qs);
- return -ENOMEM;
- }
+ if (!card->qdio.out_qs[i])
+ goto out_freeoutq;
QETH_DBF_TEXT_(setup, 2, "outq %i", i);
QETH_DBF_HEX(setup, 2, &card->qdio.out_qs[i], sizeof(void *));
memset(card->qdio.out_qs[i], 0, sizeof(struct qeth_qdio_out_q));
&card->qdio.out_qs[i]->qdio_bufs[j];
skb_queue_head_init(&card->qdio.out_qs[i]->bufs[j].
skb_list);
+ lockdep_set_class(
+ &card->qdio.out_qs[i]->bufs[j].skb_list.lock,
+ &qdio_out_skb_queue_key);
INIT_LIST_HEAD(&card->qdio.out_qs[i]->bufs[j].ctx_list);
}
}
- card->qdio.state = QETH_QDIO_ALLOCATED;
return 0;
+
+out_freeoutq:
+ while (i > 0)
+ kfree(card->qdio.out_qs[--i]);
+ kfree(card->qdio.out_qs);
+out_freepool:
+ qeth_free_buffer_pool(card);
+out_freeinq:
+ kfree(card->qdio.in_q);
+out_nomem:
+ atomic_set(&card->qdio.state, QETH_QDIO_UNINITIALIZED);
+ return -ENOMEM;
}
static void
int i, j;
QETH_DBF_TEXT(trace, 2, "freeqdbf");
- if (card->qdio.state == QETH_QDIO_UNINITIALIZED)
+ if (atomic_xchg(&card->qdio.state, QETH_QDIO_UNINITIALIZED) ==
+ QETH_QDIO_UNINITIALIZED)
return;
kfree(card->qdio.in_q);
/* inbound buffer pool */
kfree(card->qdio.out_qs[i]);
}
kfree(card->qdio.out_qs);
- card->qdio.state = QETH_QDIO_UNINITIALIZED;
}
static void
qeth_init_qdio_info(struct qeth_card *card)
{
QETH_DBF_TEXT(setup, 4, "intqdinf");
- card->qdio.state = QETH_QDIO_UNINITIALIZED;
+ 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;
struct qdio_buffer **in_sbal_ptrs;
struct qdio_buffer **out_sbal_ptrs;
int i, j, k;
- int rc;
+ int rc = 0;
QETH_DBF_TEXT(setup, 2, "qdioest");
- qib_param_field = kmalloc(QDIO_MAX_BUFFERS_PER_Q * sizeof(char),
+ qib_param_field = kzalloc(QDIO_MAX_BUFFERS_PER_Q * sizeof(char),
GFP_KERNEL);
if (!qib_param_field)
return -ENOMEM;
- memset(qib_param_field, 0, QDIO_MAX_BUFFERS_PER_Q * sizeof(char));
-
qeth_create_qib_param_field(card, qib_param_field);
qeth_create_qib_param_field_blkt(card, qib_param_field);
init_data.input_sbal_addr_array = (void **) in_sbal_ptrs;
init_data.output_sbal_addr_array = (void **) out_sbal_ptrs;
- if (!(rc = qdio_initialize(&init_data)))
- card->qdio.state = QETH_QDIO_ESTABLISHED;
+ if (atomic_cmpxchg(&card->qdio.state, QETH_QDIO_ALLOCATED,
+ QETH_QDIO_ESTABLISHED) == QETH_QDIO_ALLOCATED)
+ if ((rc = qdio_initialize(&init_data)))
+ atomic_set(&card->qdio.state, QETH_QDIO_ALLOCATED);
kfree(out_sbal_ptrs);
kfree(in_sbal_ptrs);
rc3 = qeth_halt_channel(&card->data);
if (rc1)
return rc1;
- if (rc2)
+ if (rc2)
return rc2;
return rc3;
}
rc3 = qeth_clear_channel(&card->data);
if (rc1)
return rc1;
- if (rc2)
+ if (rc2)
return rc2;
return rc3;
}
int rc = 0;
QETH_DBF_TEXT(trace,3,"qdioclr");
- if (card->qdio.state == QETH_QDIO_ESTABLISHED){
+ switch (atomic_cmpxchg(&card->qdio.state, QETH_QDIO_ESTABLISHED,
+ QETH_QDIO_CLEANING)) {
+ case QETH_QDIO_ESTABLISHED:
if ((rc = qdio_cleanup(CARD_DDEV(card),
- (card->info.type == QETH_CARD_TYPE_IQD) ?
- QDIO_FLAG_CLEANUP_USING_HALT :
- QDIO_FLAG_CLEANUP_USING_CLEAR)))
+ (card->info.type == QETH_CARD_TYPE_IQD) ?
+ QDIO_FLAG_CLEANUP_USING_HALT :
+ QDIO_FLAG_CLEANUP_USING_CLEAR)))
QETH_DBF_TEXT_(trace, 3, "1err%d", rc);
- card->qdio.state = QETH_QDIO_ALLOCATED;
+ atomic_set(&card->qdio.state, QETH_QDIO_ALLOCATED);
+ break;
+ case QETH_QDIO_CLEANING:
+ return rc;
+ default:
+ break;
}
if ((rc = qeth_clear_halt_card(card, use_halt)))
QETH_DBF_TEXT_(trace, 3, "2err%d", rc);
}
}
-static inline int
+static int
qeth_send_packet(struct qeth_card *, struct sk_buff *);
static int
/* return OK; otherwise ksoftirqd goes to 100% */
return NETDEV_TX_OK;
}
-#ifdef CONFIG_QETH_PERF_STATS
- card->perf_stats.outbound_cnt++;
- card->perf_stats.outbound_start_time = qeth_get_micros();
-#endif
+ if (card->options.performance_stats) {
+ card->perf_stats.outbound_cnt++;
+ card->perf_stats.outbound_start_time = qeth_get_micros();
+ }
netif_stop_queue(dev);
if ((rc = qeth_send_packet(card, skb))) {
if (rc == -EBUSY) {
}
}
netif_wake_queue(dev);
-#ifdef CONFIG_QETH_PERF_STATS
- card->perf_stats.outbound_time += qeth_get_micros() -
- card->perf_stats.outbound_start_time;
-#endif
+ if (card->options.performance_stats)
+ card->perf_stats.outbound_time += qeth_get_micros() -
+ card->perf_stats.outbound_start_time;
return rc;
}
return rc;
for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++){
- if (vg->vlan_devices[i] == dev){
+ if (vlan_group_get_device(vg, i) == dev){
rc = QETH_VLAN_CARD;
break;
}
QETH_DBF_TEXT(trace,4,"nomacadr");
return -EPERM;
}
- card->dev->flags |= IFF_UP;
- netif_start_queue(dev);
card->data.state = CH_STATE_UP;
card->state = CARD_STATE_UP;
+ card->dev->flags |= IFF_UP;
+ netif_start_queue(dev);
if (!card->lan_online && netif_carrier_ok(dev))
netif_carrier_off(dev);
card = (struct qeth_card *) dev->priv;
- netif_stop_queue(dev);
+ netif_tx_disable(dev);
card->dev->flags &= ~IFF_UP;
if (card->state == CARD_STATE_UP)
card->state = CARD_STATE_SOFTSETUP;
return 0;
}
-static inline int
+static int
qeth_get_cast_type(struct qeth_card *card, struct sk_buff *skb)
{
int cast_type = RTN_UNSPEC;
}
/* try something else */
if (skb->protocol == ETH_P_IPV6)
- return (skb->nh.raw[24] == 0xff) ? RTN_MULTICAST : 0;
+ return (skb_network_header(skb)[24] == 0xff) ?
+ RTN_MULTICAST : 0;
else if (skb->protocol == ETH_P_IP)
- return ((skb->nh.raw[16] & 0xf0) == 0xe0) ? RTN_MULTICAST : 0;
+ return ((skb_network_header(skb)[16] & 0xf0) == 0xe0) ?
+ RTN_MULTICAST : 0;
/* ... */
if (!memcmp(skb->data, skb->dev->broadcast, 6))
return RTN_BROADCAST;
return cast_type;
}
-static inline int
+static int
qeth_get_priority_queue(struct qeth_card *card, struct sk_buff *skb,
int ipv, int cast_type)
{
return card->info.is_multicast_different &
(card->qdio.no_out_queues - 1);
if (card->qdio.do_prio_queueing && (ipv == 4)) {
+ const u8 tos = ip_hdr(skb)->tos;
+
if (card->qdio.do_prio_queueing==QETH_PRIO_Q_ING_TOS){
- if (skb->nh.iph->tos & IP_TOS_NOTIMPORTANT)
+ if (tos & IP_TOS_NOTIMPORTANT)
return 3;
- if (skb->nh.iph->tos & IP_TOS_HIGHRELIABILITY)
+ if (tos & IP_TOS_HIGHRELIABILITY)
return 2;
- if (skb->nh.iph->tos & IP_TOS_HIGHTHROUGHPUT)
+ if (tos & IP_TOS_HIGHTHROUGHPUT)
return 1;
- if (skb->nh.iph->tos & IP_TOS_LOWDELAY)
+ if (tos & IP_TOS_LOWDELAY)
return 0;
}
if (card->qdio.do_prio_queueing==QETH_PRIO_Q_ING_PREC)
- return 3 - (skb->nh.iph->tos >> 6);
+ return 3 - (tos >> 6);
} else if (card->qdio.do_prio_queueing && (ipv == 6)) {
/* TODO: IPv6!!! */
}
}
}
-static inline int
-qeth_prepare_skb(struct qeth_card *card, struct sk_buff **skb,
- struct qeth_hdr **hdr, int ipv)
+static struct qeth_hdr *
+__qeth_prepare_skb(struct qeth_card *card, struct sk_buff *skb, int ipv)
{
- int rc = 0;
#ifdef CONFIG_QETH_VLAN
u16 *tag;
-#endif
-
- QETH_DBF_TEXT(trace, 6, "prepskb");
- if (card->info.type == QETH_CARD_TYPE_OSN) {
- *hdr = (struct qeth_hdr *)(*skb)->data;
- return rc;
- }
- rc = qeth_realloc_headroom(card, skb, sizeof(struct qeth_hdr));
- if (rc)
- return rc;
-#ifdef CONFIG_QETH_VLAN
- if (card->vlangrp && vlan_tx_tag_present(*skb) &&
+ if (card->vlangrp && vlan_tx_tag_present(skb) &&
((ipv == 6) || card->options.layer2) ) {
/*
* Move the mac addresses (6 bytes src, 6 bytes dest)
* to the beginning of the new header. We are using three
* memcpys instead of one memmove to save cycles.
*/
- skb_push(*skb, VLAN_HLEN);
- memcpy((*skb)->data, (*skb)->data + 4, 4);
- memcpy((*skb)->data + 4, (*skb)->data + 8, 4);
- memcpy((*skb)->data + 8, (*skb)->data + 12, 4);
- tag = (u16 *)((*skb)->data + 12);
+ skb_push(skb, VLAN_HLEN);
+ memcpy(skb->data, skb->data + 4, 4);
+ memcpy(skb->data + 4, skb->data + 8, 4);
+ memcpy(skb->data + 8, skb->data + 12, 4);
+ tag = (u16 *)(skb->data + 12);
/*
* first two bytes = ETH_P_8021Q (0x8100)
* second two bytes = VLANID
*/
*tag = __constant_htons(ETH_P_8021Q);
- *(tag + 1) = htons(vlan_tx_tag_get(*skb));
+ *(tag + 1) = htons(vlan_tx_tag_get(skb));
}
#endif
- *hdr = (struct qeth_hdr *)
- qeth_push_skb(card, skb, sizeof(struct qeth_hdr));
- if (hdr == NULL)
- return -EINVAL;
- return 0;
+ return ((struct qeth_hdr *)
+ qeth_push_skb(card, skb, sizeof(struct qeth_hdr)));
+}
+
+static void
+__qeth_free_new_skb(struct sk_buff *orig_skb, struct sk_buff *new_skb)
+{
+ if (orig_skb != new_skb)
+ dev_kfree_skb_any(new_skb);
+}
+
+static struct sk_buff *
+qeth_prepare_skb(struct qeth_card *card, struct sk_buff *skb,
+ struct qeth_hdr **hdr, int ipv)
+{
+ struct sk_buff *new_skb, *new_skb2;
+
+ QETH_DBF_TEXT(trace, 6, "prepskb");
+ new_skb = skb;
+ new_skb = qeth_pskb_unshare(skb, GFP_ATOMIC);
+ if (!new_skb)
+ return NULL;
+ new_skb2 = qeth_realloc_headroom(card, new_skb,
+ sizeof(struct qeth_hdr));
+ if (!new_skb2) {
+ __qeth_free_new_skb(skb, new_skb);
+ return NULL;
+ }
+ if (new_skb != skb)
+ __qeth_free_new_skb(new_skb2, new_skb);
+ new_skb = new_skb2;
+ *hdr = __qeth_prepare_skb(card, new_skb, ipv);
+ if (*hdr == NULL) {
+ __qeth_free_new_skb(skb, new_skb);
+ return NULL;
+ }
+ return new_skb;
}
static inline u8
return ct | QETH_CAST_UNICAST;
}
-static inline void
+static void
qeth_layer2_get_packet_type(struct qeth_card *card, struct qeth_hdr *hdr,
struct sk_buff *skb)
{
}
}
-static inline void
+static void
qeth_layer2_fill_header(struct qeth_card *card, struct qeth_hdr *hdr,
struct sk_buff *skb, int cast_type)
{
*((u32 *) skb->dst->neighbour->primary_key);
} else {
/* fill in destination address used in ip header */
- *((u32 *) (&hdr->hdr.l3.dest_addr[12])) = skb->nh.iph->daddr;
+ *((u32 *)(&hdr->hdr.l3.dest_addr[12])) =
+ ip_hdr(skb)->daddr;
}
} else if (ipv == 6) { /* IPv6 or passthru */
hdr->hdr.l3.flags = qeth_get_qeth_hdr_flags6(cast_type);
}
} else { /* passthrough */
if((skb->dev->type == ARPHRD_IEEE802_TR) &&
- !memcmp(skb->data + sizeof(struct qeth_hdr) +
+ !memcmp(skb->data + sizeof(struct qeth_hdr) +
sizeof(__u16), skb->dev->broadcast, 6)) {
hdr->hdr.l3.flags = QETH_CAST_BROADCAST |
QETH_HDR_PASSTHRU;
}
}
-static inline void
+static void
__qeth_fill_buffer(struct sk_buff *skb, struct qdio_buffer *buffer,
int is_tso, int *next_element_to_fill)
{
*next_element_to_fill = element;
}
-static inline int
+static int
qeth_fill_buffer(struct qeth_qdio_out_q *queue,
struct qeth_qdio_out_buffer *buf,
struct sk_buff *skb)
flush_cnt = 1;
} else {
QETH_DBF_TEXT(trace, 6, "fillbfpa");
-#ifdef CONFIG_QETH_PERF_STATS
- queue->card->perf_stats.skbs_sent_pack++;
-#endif
+ if (queue->card->options.performance_stats)
+ queue->card->perf_stats.skbs_sent_pack++;
if (buf->next_element_to_fill >=
QETH_MAX_BUFFER_ELEMENTS(queue->card)) {
/*
return flush_cnt;
}
-static inline int
+static int
qeth_do_send_packet_fast(struct qeth_card *card, struct qeth_qdio_out_q *queue,
struct sk_buff *skb, struct qeth_hdr *hdr,
int elements_needed,
* check if buffer is empty to make sure that we do not 'overtake'
* ourselves and try to fill a buffer that is already primed
*/
- if (atomic_read(&buffer->state) != QETH_QDIO_BUF_EMPTY) {
- card->stats.tx_dropped++;
- atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED);
- return -EBUSY;
- }
+ if (atomic_read(&buffer->state) != QETH_QDIO_BUF_EMPTY)
+ goto out;
if (ctx == NULL)
queue->next_buf_to_fill = (queue->next_buf_to_fill + 1) %
QDIO_MAX_BUFFERS_PER_Q;
else {
buffers_needed = qeth_eddp_check_buffers_for_context(queue,ctx);
- if (buffers_needed < 0) {
- card->stats.tx_dropped++;
- atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED);
- return -EBUSY;
- }
+ if (buffers_needed < 0)
+ goto out;
queue->next_buf_to_fill =
(queue->next_buf_to_fill + buffers_needed) %
QDIO_MAX_BUFFERS_PER_Q;
qeth_flush_buffers(queue, 0, index, flush_cnt);
}
return 0;
+out:
+ atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED);
+ return -EBUSY;
}
-static inline int
+static int
qeth_do_send_packet(struct qeth_card *card, struct qeth_qdio_out_q *queue,
struct sk_buff *skb, struct qeth_hdr *hdr,
int elements_needed, struct qeth_eddp_context *ctx)
* check if buffer is empty to make sure that we do not 'overtake'
* ourselves and try to fill a buffer that is already primed
*/
- if (atomic_read(&buffer->state) != QETH_QDIO_BUF_EMPTY){
- card->stats.tx_dropped++;
+ if (atomic_read(&buffer->state) != QETH_QDIO_BUF_EMPTY) {
atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED);
return -EBUSY;
}
* again */
if (atomic_read(&buffer->state) !=
QETH_QDIO_BUF_EMPTY){
- card->stats.tx_dropped++;
qeth_flush_buffers(queue, 0, start_index, flush_count);
atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED);
return -EBUSY;
* free buffers) to handle eddp context */
if (qeth_eddp_check_buffers_for_context(queue,ctx) < 0){
printk("eddp tx_dropped 1\n");
- card->stats.tx_dropped++;
rc = -EBUSY;
goto out;
}
tmp = qeth_eddp_fill_buffer(queue,ctx,queue->next_buf_to_fill);
if (tmp < 0) {
printk("eddp tx_dropped 2\n");
- card->stats.tx_dropped++;
rc = - EBUSY;
goto out;
}
if (flush_count)
qeth_flush_buffers(queue, 0, start_index, flush_count);
else if (!atomic_read(&queue->set_pci_flags_count))
- atomic_swap(&queue->state, QETH_OUT_Q_LOCKED_FLUSH);
+ atomic_xchg(&queue->state, QETH_OUT_Q_LOCKED_FLUSH);
/*
* queue->state will go from LOCKED -> UNLOCKED or from
* LOCKED_FLUSH -> LOCKED if output_handler wanted to 'notify' us
qeth_flush_buffers(queue, 0, start_index, flush_count);
}
/* at this point the queue is UNLOCKED again */
-#ifdef CONFIG_QETH_PERF_STATS
- if (do_pack)
+ if (queue->card->options.performance_stats && do_pack)
queue->card->perf_stats.bufs_sent_pack += flush_count;
-#endif /* CONFIG_QETH_PERF_STATS */
return rc;
}
-static inline int
-qeth_get_elements_no(struct qeth_card *card, void *hdr,
+static int
+qeth_get_elements_no(struct qeth_card *card, void *hdr,
struct sk_buff *skb, int elems)
{
int elements_needed = 0;
- if (skb_shinfo(skb)->nr_frags > 0) {
+ if (skb_shinfo(skb)->nr_frags > 0)
elements_needed = (skb_shinfo(skb)->nr_frags + 1);
- }
- if (elements_needed == 0 )
+ if (elements_needed == 0)
elements_needed = 1 + (((((unsigned long) hdr) % PAGE_SIZE)
+ skb->len) >> PAGE_SHIFT);
if ((elements_needed + elems) > QETH_MAX_BUFFER_ELEMENTS(card)){
- PRINT_ERR("qeth_do_send_packet: invalid size of "
- "IP packet (Number=%d / Length=%d). Discarded.\n",
+ PRINT_ERR("Invalid size of IP packet "
+ "(Number=%d / Length=%d). Discarded.\n",
(elements_needed+elems), skb->len);
return 0;
}
return elements_needed;
}
-static inline int
+
+static int
qeth_send_packet(struct qeth_card *card, struct sk_buff *skb)
{
int ipv = 0;
enum qeth_large_send_types large_send = QETH_LARGE_SEND_NO;
struct qeth_eddp_context *ctx = NULL;
int tx_bytes = skb->len;
+ unsigned short nr_frags = skb_shinfo(skb)->nr_frags;
+ unsigned short tso_size = skb_shinfo(skb)->gso_size;
+ struct sk_buff *new_skb, *new_skb2;
int rc;
QETH_DBF_TEXT(trace, 6, "sendpkt");
+ new_skb = skb;
+ if ((card->info.type == QETH_CARD_TYPE_OSN) &&
+ (skb->protocol == htons(ETH_P_IPV6)))
+ return -EPERM;
+ cast_type = qeth_get_cast_type(card, skb);
+ if ((cast_type == RTN_BROADCAST) &&
+ (card->info.broadcast_capable == 0))
+ return -EPERM;
+ queue = card->qdio.out_qs
+ [qeth_get_priority_queue(card, skb, ipv, cast_type)];
if (!card->options.layer2) {
ipv = qeth_get_ip_version(skb);
if ((card->dev->hard_header == qeth_fake_header) && ipv) {
- if ((skb = qeth_pskb_unshare(skb,GFP_ATOMIC)) == NULL) {
- card->stats.tx_dropped++;
- dev_kfree_skb_irq(skb);
- return 0;
- }
+ new_skb = qeth_pskb_unshare(skb, GFP_ATOMIC);
+ if (!new_skb)
+ return -ENOMEM;
if(card->dev->type == ARPHRD_IEEE802_TR){
- skb_pull(skb, QETH_FAKE_LL_LEN_TR);
+ skb_pull(new_skb, QETH_FAKE_LL_LEN_TR);
} else {
- skb_pull(skb, QETH_FAKE_LL_LEN_ETH);
+ skb_pull(new_skb, QETH_FAKE_LL_LEN_ETH);
}
}
}
- if ((card->info.type == QETH_CARD_TYPE_OSN) &&
- (skb->protocol == htons(ETH_P_IPV6))) {
- dev_kfree_skb_any(skb);
- return 0;
- }
- cast_type = qeth_get_cast_type(card, skb);
- if ((cast_type == RTN_BROADCAST) &&
- (card->info.broadcast_capable == 0)){
- card->stats.tx_dropped++;
- card->stats.tx_errors++;
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
- queue = card->qdio.out_qs
- [qeth_get_priority_queue(card, skb, ipv, cast_type)];
-
- if (skb_shinfo(skb)->tso_size)
+ if (skb_is_gso(skb))
large_send = card->options.large_send;
-
- /*are we able to do TSO ? If so ,prepare and send it from here */
+ /* check on OSN device*/
+ if (card->info.type == QETH_CARD_TYPE_OSN)
+ hdr = (struct qeth_hdr *)new_skb->data;
+ /*are we able to do TSO ? */
if ((large_send == QETH_LARGE_SEND_TSO) &&
(cast_type == RTN_UNSPEC)) {
- rc = qeth_tso_prepare_packet(card, skb, ipv, cast_type);
+ rc = qeth_tso_prepare_packet(card, new_skb, ipv, cast_type);
if (rc) {
- card->stats.tx_dropped++;
- card->stats.tx_errors++;
- dev_kfree_skb_any(skb);
- return NETDEV_TX_OK;
- }
- elements_needed++;
- } else {
- if ((rc = qeth_prepare_skb(card, &skb, &hdr, ipv))) {
- QETH_DBF_TEXT_(trace, 4, "pskbe%d", rc);
+ __qeth_free_new_skb(skb, new_skb);
return rc;
}
- if (card->info.type != QETH_CARD_TYPE_OSN)
- qeth_fill_header(card, hdr, skb, ipv, cast_type);
+ elements_needed++;
+ } else if (card->info.type != QETH_CARD_TYPE_OSN) {
+ new_skb2 = qeth_prepare_skb(card, new_skb, &hdr, ipv);
+ if (!new_skb2) {
+ __qeth_free_new_skb(skb, new_skb);
+ return -EINVAL;
+ }
+ if (new_skb != skb)
+ __qeth_free_new_skb(new_skb2, new_skb);
+ new_skb = new_skb2;
+ qeth_fill_header(card, hdr, new_skb, ipv, cast_type);
}
-
if (large_send == QETH_LARGE_SEND_EDDP) {
- ctx = qeth_eddp_create_context(card, skb, hdr);
+ ctx = qeth_eddp_create_context(card, new_skb, hdr);
if (ctx == NULL) {
+ __qeth_free_new_skb(skb, new_skb);
PRINT_WARN("could not create eddp context\n");
return -EINVAL;
}
} else {
- int elems = qeth_get_elements_no(card,(void*) hdr, skb,
+ int elems = qeth_get_elements_no(card,(void*) hdr, new_skb,
elements_needed);
- if (!elems)
+ if (!elems) {
+ __qeth_free_new_skb(skb, new_skb);
return -EINVAL;
+ }
elements_needed += elems;
}
if (card->info.type != QETH_CARD_TYPE_IQD)
- rc = qeth_do_send_packet(card, queue, skb, hdr,
+ rc = qeth_do_send_packet(card, queue, new_skb, hdr,
elements_needed, ctx);
else
- rc = qeth_do_send_packet_fast(card, queue, skb, hdr,
+ rc = qeth_do_send_packet_fast(card, queue, new_skb, hdr,
elements_needed, ctx);
- if (!rc){
+ if (!rc) {
card->stats.tx_packets++;
card->stats.tx_bytes += tx_bytes;
-#ifdef CONFIG_QETH_PERF_STATS
- if (skb_shinfo(skb)->tso_size &&
- !(large_send == QETH_LARGE_SEND_NO)) {
- card->perf_stats.large_send_bytes += skb->len;
- card->perf_stats.large_send_cnt++;
- }
- if (skb_shinfo(skb)->nr_frags > 0){
- card->perf_stats.sg_skbs_sent++;
- /* nr_frags + skb->data */
- card->perf_stats.sg_frags_sent +=
- skb_shinfo(skb)->nr_frags + 1;
+ if (new_skb != skb)
+ dev_kfree_skb_any(skb);
+ if (card->options.performance_stats) {
+ if (tso_size &&
+ !(large_send == QETH_LARGE_SEND_NO)) {
+ card->perf_stats.large_send_bytes += tx_bytes;
+ card->perf_stats.large_send_cnt++;
+ }
+ if (nr_frags > 0) {
+ card->perf_stats.sg_skbs_sent++;
+ /* nr_frags + skb->data */
+ card->perf_stats.sg_frags_sent +=
+ nr_frags + 1;
+ }
}
-#endif /* CONFIG_QETH_PERF_STATS */
+ } else {
+ card->stats.tx_dropped++;
+ __qeth_free_new_skb(skb, new_skb);
}
if (ctx != NULL) {
/* drop creator's reference */
qeth_eddp_put_context(ctx);
/* free skb; it's not referenced by a buffer */
- if (rc == 0)
- dev_kfree_skb_any(skb);
-
+ if (!rc)
+ dev_kfree_skb_any(new_skb);
}
return rc;
}
}
-static inline const char *
+static const char *
qeth_arp_get_error_cause(int *rc)
{
switch (*rc) {
return rc;
}
-static inline void
+static void
qeth_copy_arp_entries_stripped(struct qeth_arp_query_info *qinfo,
struct qeth_arp_query_data *qdata,
int entry_size, int uentry_size)
qeth_get_setassparms_cmd(struct qeth_card *, enum qeth_ipa_funcs,
__u16, __u16, enum qeth_prot_versions);
static int
-qeth_arp_query(struct qeth_card *card, char *udata)
+qeth_arp_query(struct qeth_card *card, char __user *udata)
{
struct qeth_cmd_buffer *iob;
struct qeth_arp_query_info qinfo = {0, };
/* get size of userspace buffer and mask_bits -> 6 bytes */
if (copy_from_user(&qinfo, udata, 6))
return -EFAULT;
- if (!(qinfo.udata = kmalloc(qinfo.udata_len, GFP_KERNEL)))
+ if (!(qinfo.udata = kzalloc(qinfo.udata_len, GFP_KERNEL)))
return -ENOMEM;
- memset(qinfo.udata, 0, qinfo.udata_len);
qinfo.udata_offset = QETH_QARP_ENTRIES_OFFSET;
iob = qeth_get_setassparms_cmd(card, IPA_ARP_PROCESSING,
IPA_CMD_ASS_ARP_QUERY_INFO,
"(0x%x/%d)\n",
QETH_CARD_IFNAME(card), qeth_arp_get_error_cause(&rc),
tmp, tmp);
- copy_to_user(udata, qinfo.udata, 4);
+ if (copy_to_user(udata, qinfo.udata, 4))
+ rc = -EFAULT;
} else {
- copy_to_user(udata, qinfo.udata, qinfo.udata_len);
+ if (copy_to_user(udata, qinfo.udata, qinfo.udata_len))
+ rc = -EFAULT;
}
kfree(qinfo.udata);
return rc;
* function to send SNMP commands to OSA-E card
*/
static int
-qeth_snmp_command(struct qeth_card *card, char *udata)
+qeth_snmp_command(struct qeth_card *card, char __user *udata)
{
struct qeth_cmd_buffer *iob;
struct qeth_ipa_cmd *cmd;
return -EFAULT;
}
qinfo.udata_len = ureq->hdr.data_len;
- if (!(qinfo.udata = kmalloc(qinfo.udata_len, GFP_KERNEL))){
+ if (!(qinfo.udata = kzalloc(qinfo.udata_len, GFP_KERNEL))){
kfree(ureq);
return -ENOMEM;
}
- memset(qinfo.udata, 0, qinfo.udata_len);
qinfo.udata_offset = sizeof(struct qeth_snmp_ureq_hdr);
iob = qeth_get_adapter_cmd(card, IPA_SETADP_SET_SNMP_CONTROL,
if (rc)
PRINT_WARN("SNMP command failed on %s: (0x%x)\n",
QETH_CARD_IFNAME(card), rc);
- else
- copy_to_user(udata, qinfo.udata, qinfo.udata_len);
+ else {
+ if (copy_to_user(udata, qinfo.udata, qinfo.udata_len))
+ rc = -EFAULT;
+ }
kfree(ureq);
kfree(qinfo.udata);
spin_unlock_irqrestore(&card->vlanlock, flags);
}
-static inline void
+static void
qeth_free_vlan_buffer(struct qeth_card *card, struct qeth_qdio_out_buffer *buf,
unsigned short vid)
{
struct sk_buff_head tmp_list;
skb_queue_head_init(&tmp_list);
+ lockdep_set_class(&tmp_list.lock, &qdio_out_skb_queue_key);
for(i = 0; i < QETH_MAX_BUFFER_ELEMENTS(card); ++i){
while ((skb = skb_dequeue(&buf->skb_list))){
if (vlan_tx_tag_present(skb) &&
QETH_DBF_TEXT(trace, 4, "frvaddr4");
rcu_read_lock();
- in_dev = __in_dev_get_rcu(card->vlangrp->vlan_devices[vid]);
+ in_dev = __in_dev_get_rcu(vlan_group_get_device(card->vlangrp, vid));
if (!in_dev)
goto out;
for (ifa = in_dev->ifa_list; ifa; ifa = ifa->ifa_next) {
QETH_DBF_TEXT(trace, 4, "frvaddr6");
- in6_dev = in6_dev_get(card->vlangrp->vlan_devices[vid]);
+ in6_dev = in6_dev_get(vlan_group_get_device(card->vlangrp, vid));
if (!in6_dev)
return;
for (ifa = in6_dev->addr_list; ifa; ifa = ifa->lst_next){
cmd = (struct qeth_ipa_cmd *) data;
if (cmd->hdr.return_code) {
PRINT_ERR("Error in processing VLAN %i on %s: 0x%x. "
- "Continuing\n",cmd->data.setdelvlan.vlan_id,
+ "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));
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;
- return qeth_send_ipa_cmd(card, iob,
+ return qeth_send_ipa_cmd(card, iob,
qeth_layer2_send_setdelvlan_cb, NULL);
}
if (!card->vlangrp)
return;
for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) {
- if (card->vlangrp->vlan_devices[i] == NULL)
+ if (vlan_group_get_device(card->vlangrp, i) == NULL)
continue;
if (clear)
qeth_layer2_send_setdelvlan(card, i, IPA_CMD_DELVLAN);
spin_lock_irqsave(&card->vlanlock, flags);
/* unregister IP addresses of vlan device */
qeth_free_vlan_addresses(card, vid);
- if (card->vlangrp)
- card->vlangrp->vlan_devices[vid] = NULL;
+ vlan_group_set_device(card->vlangrp, vid, NULL);
spin_unlock_irqrestore(&card->vlanlock, flags);
if (card->options.layer2)
qeth_layer2_send_setdelvlan(card, vid, IPA_CMD_DELVLAN);
* Examine hardware response to SET_PROMISC_MODE
*/
static int
-qeth_setadp_promisc_mode_cb(struct qeth_card *card,
+qeth_setadp_promisc_mode_cb(struct qeth_card *card,
struct qeth_reply *reply,
unsigned long data)
{
cmd = (struct qeth_ipa_cmd *) data;
setparms = &(cmd->data.setadapterparms);
-
+
qeth_default_setadapterparms_cb(card, reply, (unsigned long)cmd);
- if (cmd->hdr.return_code) {
- QETH_DBF_TEXT_(trace,4,"prmrc%2.2x",cmd->hdr.return_code);
+ if (cmd->hdr.return_code) {
+ QETH_DBF_TEXT_(trace,4,"prmrc%2.2x",cmd->hdr.return_code);
setparms->data.mode = SET_PROMISC_MODE_OFF;
}
card->info.promisc_mode = setparms->data.mode;
if (card->info.type == QETH_CARD_TYPE_OSN)
return ;
-
+
QETH_DBF_TEXT(trace, 3, "setmulti");
qeth_delete_mc_addresses(card);
if (card->options.layer2) {
qeth_add_multicast_ipv6(card);
#endif
out:
- if (qeth_set_thread_start_bit(card, QETH_SET_IP_THREAD) == 0)
- schedule_work(&card->kernel_thread_starter);
+ qeth_set_ip_addr_list(card);
if (!qeth_adp_supported(card, IPA_SETADP_SET_PROMISC_MODE))
return;
- if (qeth_set_thread_start_bit(card, QETH_SET_PROMISC_MODE_THREAD)==0)
- schedule_work(&card->kernel_thread_starter);
+ qeth_setadp_promisc_mode(card);
}
static int
{
struct qeth_ipaddr *addr;
- addr = kmalloc(sizeof(struct qeth_ipaddr), GFP_ATOMIC);
+ addr = kzalloc(sizeof(struct qeth_ipaddr), GFP_ATOMIC);
if (addr == NULL) {
PRINT_WARN("Not enough memory to add address\n");
return NULL;
}
- memset(addr,0,sizeof(struct qeth_ipaddr));
addr->type = QETH_IP_TYPE_NORMAL;
addr->proto = prot;
return addr;
struct qeth_cmd_buffer *iob;
struct qeth_card *card;
int rc;
-
+
QETH_DBF_TEXT(trace, 2, "osnsdmc");
if (!dev)
return -ENODEV;
card->osn_info.data_cb = NULL;
return;
}
-
+
static void
qeth_delete_mc_addresses(struct qeth_card *card)
{
spin_unlock_irqrestore(&card->ip_lock, flags);
}
-static inline void
+static void
qeth_add_mc(struct qeth_card *card, struct in_device *in4_dev)
{
struct qeth_ipaddr *ipm;
vg = card->vlangrp;
for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) {
- if (vg->vlan_devices[i] == NULL ||
- !(vg->vlan_devices[i]->flags & IFF_UP))
+ struct net_device *netdev = vlan_group_get_device(vg, i);
+ if (netdev == NULL ||
+ !(netdev->flags & IFF_UP))
continue;
- in_dev = in_dev_get(vg->vlan_devices[i]);
+ in_dev = in_dev_get(netdev);
if (!in_dev)
continue;
read_lock(&in_dev->mc_list_lock);
}
#ifdef CONFIG_QETH_IPV6
-static inline void
+static void
qeth_add_mc6(struct qeth_card *card, struct inet6_dev *in6_dev)
{
struct qeth_ipaddr *ipm;
vg = card->vlangrp;
for (i = 0; i < VLAN_GROUP_ARRAY_LEN; i++) {
- if (vg->vlan_devices[i] == NULL ||
- !(vg->vlan_devices[i]->flags & IFF_UP))
+ struct net_device *netdev = vlan_group_get_device(vg, i);
+ if (netdev == NULL ||
+ !(netdev->flags & IFF_UP))
continue;
- in_dev = in6_dev_get(vg->vlan_devices[i]);
+ in_dev = in6_dev_get(netdev);
if (!in_dev)
continue;
read_lock(&in_dev->lock);
struct inet6_dev *in6_dev;
QETH_DBF_TEXT(trace,4,"chkmcv6");
- if (!qeth_is_supported(card, IPA_IPV6))
+ if (!qeth_is_supported(card, IPA_IPV6))
return ;
in6_dev = in6_dev_get(card->dev);
if (in6_dev == NULL)
return rc;
}
-static inline void
+static void
qeth_fill_netmask(u8 *netmask, unsigned int len)
{
int i,j;
};
static int
+qeth_hard_header_parse(struct sk_buff *skb, unsigned char *haddr)
+{
+ struct qeth_card *card;
+ struct ethhdr *eth;
+
+ card = qeth_get_card_from_dev(skb->dev);
+ if (card->options.layer2)
+ goto haveheader;
+#ifdef CONFIG_QETH_IPV6
+ /* cause of the manipulated arp constructor and the ARP
+ flag for OSAE devices we have some nasty exceptions */
+ if (card->info.type == QETH_CARD_TYPE_OSAE) {
+ if (!card->options.fake_ll) {
+ if ((skb->pkt_type==PACKET_OUTGOING) &&
+ (skb->protocol==ETH_P_IPV6))
+ goto haveheader;
+ else
+ return 0;
+ } else {
+ if ((skb->pkt_type==PACKET_OUTGOING) &&
+ (skb->protocol==ETH_P_IP))
+ return 0;
+ else
+ goto haveheader;
+ }
+ }
+#endif
+ if (!card->options.fake_ll)
+ return 0;
+haveheader:
+ eth = eth_hdr(skb);
+ memcpy(haddr, eth->h_source, ETH_ALEN);
+ return ETH_ALEN;
+}
+
+static int
qeth_netdev_init(struct net_device *dev)
{
struct qeth_card *card;
dev->vlan_rx_kill_vid = qeth_vlan_rx_kill_vid;
dev->vlan_rx_add_vid = qeth_vlan_rx_add_vid;
#endif
- dev->hard_header = card->orig_hard_header;
if (qeth_get_netdev_flags(card) & IFF_NOARP) {
dev->rebuild_header = NULL;
dev->hard_header = NULL;
- if (card->options.fake_ll)
- dev->hard_header = qeth_fake_header;
dev->header_cache_update = NULL;
dev->hard_header_cache = NULL;
}
if (!(card->info.unique_id & UNIQUE_ID_NOT_BY_CARD))
card->dev->dev_id = card->info.unique_id & 0xffff;
#endif
- dev->hard_header_parse = NULL;
+ if (card->options.fake_ll &&
+ (qeth_get_netdev_flags(card) & IFF_NOARP))
+ dev->hard_header = qeth_fake_header;
+ if (dev->type == ARPHRD_IEEE802_TR)
+ dev->hard_header_parse = NULL;
+ else
+ dev->hard_header_parse = qeth_hard_header_parse;
dev->set_mac_address = qeth_layer2_set_mac_address;
dev->flags |= qeth_get_netdev_flags(card);
if ((card->options.fake_broadcast) ||
/*network device will be recovered*/
if (card->dev) {
card->dev->hard_header = card->orig_hard_header;
+ if (card->options.fake_ll &&
+ (qeth_get_netdev_flags(card) & IFF_NOARP))
+ card->dev->hard_header = qeth_fake_header;
return 0;
}
/* at first set_online allocate netdev */
cmd = (struct qeth_ipa_cmd *) data;
if (!card->options.layer2 || card->info.guestlan ||
- !(card->info.mac_bits & QETH_LAYER2_MAC_READ)) {
+ !(card->info.mac_bits & QETH_LAYER2_MAC_READ)) {
memcpy(card->dev->dev_addr,
&cmd->data.setadapterparms.data.change_addr.addr,
OSA_ADDR_LEN);
return rc;
}
-static inline int
+static int
qeth_setadapter_hstr(struct qeth_card *card)
{
int rc;
return rc;
}
-static inline int
+static int
qeth_start_ipa_arp_processing(struct qeth_card *card)
{
int rc;
QETH_DBF_TEXT(trace,3,"softipv6");
- netif_stop_queue(card->dev);
rc = qeth_send_startlan(card, QETH_PROT_IPV6);
if (rc) {
PRINT_ERR("IPv6 startlan failed on %s\n",
QETH_CARD_IFNAME(card));
return rc;
}
- netif_wake_queue(card->dev);
rc = qeth_query_ipassists(card,QETH_PROT_IPV6);
if (rc) {
PRINT_ERR("IPv6 query ipassist failed on %s\n",
QETH_DBF_TEXT(trace,3,"setrtg6");
#ifdef CONFIG_QETH_IPV6
+ if (!qeth_is_supported(card, IPA_IPV6))
+ return 0;
qeth_correct_routing_type(card, &card->options.route6.type,
QETH_PROT_IPV6);
- if ((card->options.route6.type == NO_ROUTER) ||
- ((card->info.type == QETH_CARD_TYPE_OSAE) &&
- (card->options.route6.type == MULTICAST_ROUTER) &&
- !qeth_is_supported6(card,IPA_OSA_MC_ROUTER)))
- return 0;
rc = qeth_send_setrouting(card, card->options.route6.type,
QETH_PROT_IPV6);
if (rc) {
card->options.large_send = type;
return 0;
}
- netif_stop_queue(card->dev);
+ if (card->state == CARD_STATE_UP)
+ netif_tx_disable(card->dev);
card->options.large_send = type;
switch (card->options.large_send) {
case QETH_LARGE_SEND_EDDP:
card->dev->features &= ~(NETIF_F_TSO | NETIF_F_SG);
break;
}
- netif_wake_queue(card->dev);
+ if (card->state == CARD_STATE_UP)
+ netif_wake_queue(card->dev);
return rc;
}
if ((rc = qeth_setrouting_v6(card)))
QETH_DBF_TEXT_(setup, 2, "5err%d", rc);
out:
- netif_stop_queue(card->dev);
+ netif_tx_disable(card->dev);
return 0;
}
wake_up(&card->wait_q);
}
-static inline int
+static int
qeth_threads_running(struct qeth_card *card, unsigned long threads)
{
unsigned long flags;
if (card->read.state == CH_STATE_UP &&
card->write.state == CH_STATE_UP &&
(card->state == CARD_STATE_UP)) {
- if (recovery_mode &&
+ if (recovery_mode &&
card->info.type != QETH_CARD_TYPE_OSN) {
qeth_stop(card->dev);
} else {
qeth_register_netdev(struct qeth_card *card)
{
QETH_DBF_TEXT(setup, 3, "regnetd");
- if (card->dev->reg_state != NETREG_UNINITIALIZED) {
- qeth_netdev_init(card->dev);
+ if (card->dev->reg_state != NETREG_UNINITIALIZED)
return 0;
- }
/* sysfs magic */
SET_NETDEV_DEV(card->dev, &card->gdev->dev);
return register_netdev(card->dev);
{
QETH_DBF_TEXT(setup ,2, "startag");
- if (recovery_mode &&
+ if (recovery_mode &&
card->info.type != QETH_CARD_TYPE_OSN) {
qeth_open(card->dev);
} else {
QETH_DBF_TEXT_(setup, 2, "5err%d", rc);
goto out_remove;
}
- card->state = CARD_STATE_SOFTSETUP;
if ((rc = qeth_init_qdio_queues(card))){
QETH_DBF_TEXT_(setup, 2, "6err%d", rc);
goto out_remove;
}
+ card->state = CARD_STATE_SOFTSETUP;
netif_carrier_on(card->dev);
qeth_set_allowed_threads(card, 0xffffffff, 0);
}
static struct ccw_device_id qeth_ids[] = {
- {CCW_DEVICE(0x1731, 0x01), driver_info:QETH_CARD_TYPE_OSAE},
- {CCW_DEVICE(0x1731, 0x05), driver_info:QETH_CARD_TYPE_IQD},
- {CCW_DEVICE(0x1731, 0x06), driver_info:QETH_CARD_TYPE_OSN},
+ {CCW_DEVICE(0x1731, 0x01), .driver_info = QETH_CARD_TYPE_OSAE},
+ {CCW_DEVICE(0x1731, 0x05), .driver_info = QETH_CARD_TYPE_IQD},
+ {CCW_DEVICE(0x1731, 0x06), .driver_info = QETH_CARD_TYPE_OSN},
{},
};
MODULE_DEVICE_TABLE(ccw, qeth_ids);
static struct neigh_ops arp_direct_ops_template = {
.family = AF_INET,
- .destructor = NULL,
.solicit = NULL,
.error_report = NULL,
.output = dev_queue_xmit,
neigh->parms = neigh_parms_clone(parms);
rcu_read_unlock();
- neigh->type = inet_addr_type(*(u32 *) neigh->primary_key);
+ neigh->type = inet_addr_type(*(__be32 *) neigh->primary_key);
neigh->nud_state = NUD_NOARP;
neigh->ops = arp_direct_ops;
neigh->output = neigh->ops->queue_xmit;
spin_unlock_irqrestore(&card->ip_lock, flags);
}
-static inline void
+static void
qeth_convert_addr_to_bits(u8 *addr, u8 *bits, int len)
{
int i, j;
}
if (!qeth_add_ip(card, ipaddr))
kfree(ipaddr);
- if (qeth_set_thread_start_bit(card, QETH_SET_IP_THREAD) == 0)
- schedule_work(&card->kernel_thread_starter);
+ qeth_set_ip_addr_list(card);
return rc;
}
return;
if (!qeth_delete_ip(card, ipaddr))
kfree(ipaddr);
- if (qeth_set_thread_start_bit(card, QETH_SET_IP_THREAD) == 0)
- schedule_work(&card->kernel_thread_starter);
+ qeth_set_ip_addr_list(card);
}
/*
}
if (!qeth_add_ip(card, ipaddr))
kfree(ipaddr);
- if (qeth_set_thread_start_bit(card, QETH_SET_IP_THREAD) == 0)
- schedule_work(&card->kernel_thread_starter);
+ qeth_set_ip_addr_list(card);
return 0;
}
return;
if (!qeth_delete_ip(card, ipaddr))
kfree(ipaddr);
- if (qeth_set_thread_start_bit(card, QETH_SET_IP_THREAD) == 0)
- schedule_work(&card->kernel_thread_starter);
+ qeth_set_ip_addr_list(card);
}
/**
default:
break;
}
- if (qeth_set_thread_start_bit(card, QETH_SET_IP_THREAD) == 0)
- schedule_work(&card->kernel_thread_starter);
+ qeth_set_ip_addr_list(card);
out:
return NOTIFY_DONE;
}
static struct notifier_block qeth_ip_notifier = {
qeth_ip_event,
- 0
+ NULL,
};
#ifdef CONFIG_QETH_IPV6
default:
break;
}
- if (qeth_set_thread_start_bit(card, QETH_SET_IP_THREAD) == 0)
- schedule_work(&card->kernel_thread_starter);
+ qeth_set_ip_addr_list(card);
out:
return NOTIFY_DONE;
}
static struct notifier_block qeth_ip6_notifier = {
qeth_ip6_event,
- 0
+ NULL,
};
#endif
static int
qeth_reboot_event(struct notifier_block *this, unsigned long event, void *ptr)
{
+ int ret;
- driver_for_each_device(&qeth_ccwgroup_driver.driver, NULL, NULL,
- __qeth_reboot_event_card);
- return NOTIFY_DONE;
+ ret = driver_for_each_device(&qeth_ccwgroup_driver.driver, NULL, NULL,
+ __qeth_reboot_event_card);
+ return ret ? NOTIFY_BAD : NOTIFY_DONE;
}
static struct notifier_block qeth_reboot_notifier = {
qeth_reboot_event,
- 0
+ NULL,
};
static int
qeth_ipv6_init(void)
{
qeth_old_arp_constructor = arp_tbl.constructor;
- write_lock(&arp_tbl.lock);
+ write_lock_bh(&arp_tbl.lock);
arp_tbl.constructor = qeth_arp_constructor;
- write_unlock(&arp_tbl.lock);
+ write_unlock_bh(&arp_tbl.lock);
arp_direct_ops = (struct neigh_ops*)
kmalloc(sizeof(struct neigh_ops), GFP_KERNEL);
static void
qeth_ipv6_uninit(void)
{
- write_lock(&arp_tbl.lock);
+ write_lock_bh(&arp_tbl.lock);
arp_tbl.constructor = qeth_old_arp_constructor;
- write_unlock(&arp_tbl.lock);
+ write_unlock_bh(&arp_tbl.lock);
kfree(arp_direct_ops);
}
#endif /* CONFIG_QETH_IPV6 */
static void
qeth_sysfs_unregister(void)
{
+ s390_root_dev_unregister(qeth_root_dev);
qeth_remove_driver_attributes();
ccw_driver_unregister(&qeth_ccw_driver);
ccwgroup_driver_unregister(&qeth_ccwgroup_driver);
- s390_root_dev_unregister(qeth_root_dev);
}
+
/**
* register qeth at sysfs
*/
static int
qeth_sysfs_register(void)
{
- int rc=0;
+ int rc;
rc = ccwgroup_driver_register(&qeth_ccwgroup_driver);
if (rc)
- return rc;
+ goto out;
+
rc = ccw_driver_register(&qeth_ccw_driver);
if (rc)
- return rc;
+ goto out_ccw_driver;
+
rc = qeth_create_driver_attributes();
if (rc)
- return rc;
+ goto out_qeth_attr;
+
qeth_root_dev = s390_root_dev_register("qeth");
- if (IS_ERR(qeth_root_dev)) {
- rc = PTR_ERR(qeth_root_dev);
- return rc;
- }
- return 0;
+ rc = IS_ERR(qeth_root_dev) ? PTR_ERR(qeth_root_dev) : 0;
+ if (!rc)
+ goto out;
+
+ qeth_remove_driver_attributes();
+out_qeth_attr:
+ ccw_driver_unregister(&qeth_ccw_driver);
+out_ccw_driver:
+ ccwgroup_driver_unregister(&qeth_ccwgroup_driver);
+out:
+ return rc;
}
/***
static int __init
qeth_init(void)
{
- int rc=0;
+ int rc;
PRINT_INFO("loading %s\n", version);
spin_lock_init(&qeth_notify_lock);
rwlock_init(&qeth_card_list.rwlock);
- if (qeth_register_dbf_views())
+ rc = qeth_register_dbf_views();
+ if (rc)
goto out_err;
- if (qeth_sysfs_register())
- goto out_sysfs;
+
+ rc = qeth_sysfs_register();
+ if (rc)
+ goto out_dbf;
#ifdef CONFIG_QETH_IPV6
- if (qeth_ipv6_init()) {
- PRINT_ERR("Out of memory during ipv6 init.\n");
+ rc = qeth_ipv6_init();
+ if (rc) {
+ PRINT_ERR("Out of memory during ipv6 init code = %d\n", rc);
goto out_sysfs;
}
#endif /* QETH_IPV6 */
- if (qeth_register_notifiers())
+ rc = qeth_register_notifiers();
+ if (rc)
goto out_ipv6;
- if (qeth_create_procfs_entries())
+ rc = qeth_create_procfs_entries();
+ if (rc)
goto out_notifiers;
return rc;
out_ipv6:
#ifdef CONFIG_QETH_IPV6
qeth_ipv6_uninit();
-#endif /* QETH_IPV6 */
out_sysfs:
+#endif /* QETH_IPV6 */
qeth_sysfs_unregister();
+out_dbf:
qeth_unregister_dbf_views();
out_err:
- PRINT_ERR("Initialization failed");
+ PRINT_ERR("Initialization failed with code %d\n", rc);
return rc;
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff