#include <linux/mii.h>
#include <linux/kthread.h>
-#include <asm-s390/ebcdic.h>
-#include <asm-s390/io.h>
+#include <asm/ebcdic.h>
+#include <asm/io.h>
#include <asm/s390_rdev.h>
#include "qeth_core.h"
struct qeth_card_list_struct qeth_core_card_list;
EXPORT_SYMBOL_GPL(qeth_core_card_list);
+struct kmem_cache *qeth_core_header_cache;
+EXPORT_SYMBOL_GPL(qeth_core_header_cache);
static struct device *qeth_core_root_dev;
static unsigned int known_devices[][10] = QETH_MODELLIST_ARRAY;
QETH_DBF_TEXT(TRACE, 3, "urla");
break;
default:
- PRINT_WARN("Received data is IPA "
+ QETH_DBF_MESSAGE(2, "Received data is IPA "
"but not a reply!\n");
break;
}
char *sense;
sense = (char *) irb->ecw;
- cstat = irb->scsw.cstat;
- dstat = irb->scsw.dstat;
+ cstat = irb->scsw.cmd.cstat;
+ dstat = irb->scsw.cmd.dstat;
if (cstat & (SCHN_STAT_CHN_CTRL_CHK | SCHN_STAT_INTF_CTRL_CHK |
SCHN_STAT_CHN_DATA_CHK | SCHN_STAT_CHAIN_CHECK |
if (__qeth_check_irb_error(cdev, intparm, irb))
return;
- cstat = irb->scsw.cstat;
- dstat = irb->scsw.dstat;
+ cstat = irb->scsw.cmd.cstat;
+ dstat = irb->scsw.cmd.dstat;
card = CARD_FROM_CDEV(cdev);
if (!card)
}
atomic_set(&channel->irq_pending, 0);
- if (irb->scsw.fctl & (SCSW_FCTL_CLEAR_FUNC))
+ if (irb->scsw.cmd.fctl & (SCSW_FCTL_CLEAR_FUNC))
channel->state = CH_STATE_STOPPED;
- if (irb->scsw.fctl & (SCSW_FCTL_HALT_FUNC))
+ if (irb->scsw.cmd.fctl & (SCSW_FCTL_HALT_FUNC))
channel->state = CH_STATE_HALTED;
/*let's wake up immediately on data channel*/
}
qeth_eddp_buf_release_contexts(buf);
for (i = 0; i < QETH_MAX_BUFFER_ELEMENTS(queue->card); ++i) {
+ if (buf->buffer->element[i].addr && buf->is_header[i])
+ kmem_cache_free(qeth_core_header_cache,
+ buf->buffer->element[i].addr);
+ buf->is_header[i] = 0;
buf->buffer->element[i].length = 0;
buf->buffer->element[i].addr = NULL;
buf->buffer->element[i].flags = 0;
static int qeth_qdio_activate(struct qeth_card *card)
{
QETH_DBF_TEXT(SETUP, 3, "qdioact");
- return qdio_activate(CARD_DDEV(card), 0);
+ return qdio_activate(CARD_DDEV(card));
}
static int qeth_dm_act(struct qeth_card *card)
card->qdio.in_q->next_buf_to_init =
card->qdio.in_buf_pool.buf_count - 1;
rc = do_QDIO(CARD_DDEV(card), QDIO_FLAG_SYNC_INPUT, 0, 0,
- card->qdio.in_buf_pool.buf_count - 1, NULL);
+ card->qdio.in_buf_pool.buf_count - 1);
if (rc) {
QETH_DBF_TEXT_(SETUP, 2, "1err%d", rc);
return rc;
}
- rc = qdio_synchronize(CARD_DDEV(card), QDIO_FLAG_SYNC_INPUT, 0);
- if (rc) {
- QETH_DBF_TEXT_(SETUP, 2, "2err%d", rc);
- return rc;
- }
/* outbound queue */
for (i = 0; i < card->qdio.no_out_queues; ++i) {
memset(card->qdio.out_qs[i]->qdio_bufs, 0,
EXPORT_SYMBOL_GPL(qeth_query_setadapterparms);
int qeth_check_qdio_errors(struct qdio_buffer *buf, unsigned int qdio_error,
- unsigned int siga_error, const char *dbftext)
+ const char *dbftext)
{
- if (qdio_error || siga_error) {
+ if (qdio_error) {
QETH_DBF_TEXT(TRACE, 2, dbftext);
QETH_DBF_TEXT(QERR, 2, dbftext);
QETH_DBF_TEXT_(QERR, 2, " F15=%02X",
QETH_DBF_TEXT_(QERR, 2, " F14=%02X",
buf->element[14].flags & 0xff);
QETH_DBF_TEXT_(QERR, 2, " qerr=%X", qdio_error);
- QETH_DBF_TEXT_(QERR, 2, " serr=%X", siga_error);
return 1;
}
return 0;
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);
+ rc = do_QDIO(CARD_DDEV(card), QDIO_FLAG_SYNC_INPUT, 0,
+ queue->next_buf_to_init, count);
if (card->options.performance_stats)
card->perf_stats.inbound_do_qdio_time +=
qeth_get_micros() -
EXPORT_SYMBOL_GPL(qeth_queue_input_buffer);
static int qeth_handle_send_error(struct qeth_card *card,
- struct qeth_qdio_out_buffer *buffer, unsigned int qdio_err,
- unsigned int siga_err)
+ struct qeth_qdio_out_buffer *buffer, unsigned int qdio_err)
{
int sbalf15 = buffer->buffer->element[15].flags & 0xff;
- int cc = siga_err & 3;
+ int cc = qdio_err & 3;
QETH_DBF_TEXT(TRACE, 6, "hdsnderr");
- qeth_check_qdio_errors(buffer->buffer, qdio_err, siga_err, "qouterr");
+ qeth_check_qdio_errors(buffer->buffer, qdio_err, "qouterr");
switch (cc) {
case 0:
if (qdio_err) {
}
return QETH_SEND_ERROR_NONE;
case 2:
- if (siga_err & QDIO_SIGA_ERROR_B_BIT_SET) {
+ if (qdio_err & QDIO_ERROR_SIGA_BUSY) {
QETH_DBF_TEXT(TRACE, 1, "SIGAcc2B");
QETH_DBF_TEXT_(TRACE, 1, "%s", CARD_BUS_ID(card));
return QETH_SEND_ERROR_KICK_IT;
return 0;
}
-static void qeth_flush_buffers(struct qeth_qdio_out_q *queue, int under_int,
- int index, int count)
+static void qeth_flush_buffers(struct qeth_qdio_out_q *queue, int index,
+ int count)
{
struct qeth_qdio_out_buffer *buf;
int rc;
qeth_get_micros();
}
qdio_flags = QDIO_FLAG_SYNC_OUTPUT;
- if (under_int)
- qdio_flags |= QDIO_FLAG_UNDER_INTERRUPT;
if (atomic_read(&queue->set_pci_flags_count))
qdio_flags |= QDIO_FLAG_PCI_OUT;
rc = do_QDIO(CARD_DDEV(queue->card), qdio_flags,
- queue->queue_no, index, count, NULL);
+ queue->queue_no, index, count);
if (queue->card->options.performance_stats)
queue->card->perf_stats.outbound_do_qdio_time +=
qeth_get_micros() -
queue->card->perf_stats.bufs_sent_pack +=
flush_cnt;
if (flush_cnt)
- qeth_flush_buffers(queue, 1, index, flush_cnt);
+ qeth_flush_buffers(queue, index, flush_cnt);
atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED);
}
}
}
-void qeth_qdio_output_handler(struct ccw_device *ccwdev, unsigned int status,
- unsigned int qdio_error, unsigned int siga_error,
- unsigned int __queue, int first_element, int count,
- unsigned long card_ptr)
+void qeth_qdio_output_handler(struct ccw_device *ccwdev,
+ unsigned int qdio_error, int __queue, int first_element,
+ int count, unsigned long card_ptr)
{
struct qeth_card *card = (struct qeth_card *) card_ptr;
struct qeth_qdio_out_q *queue = card->qdio.out_qs[__queue];
int i;
QETH_DBF_TEXT(TRACE, 6, "qdouhdl");
- if (status & QDIO_STATUS_LOOK_FOR_ERROR) {
- if (status & QDIO_STATUS_ACTIVATE_CHECK_CONDITION) {
- QETH_DBF_TEXT(TRACE, 2, "achkcond");
- QETH_DBF_TEXT_(TRACE, 2, "%s", CARD_BUS_ID(card));
- QETH_DBF_TEXT_(TRACE, 2, "%08x", status);
- netif_stop_queue(card->dev);
- qeth_schedule_recovery(card);
- return;
- }
+ if (qdio_error & QDIO_ERROR_ACTIVATE_CHECK_CONDITION) {
+ QETH_DBF_TEXT(TRACE, 2, "achkcond");
+ QETH_DBF_TEXT_(TRACE, 2, "%s", CARD_BUS_ID(card));
+ netif_stop_queue(card->dev);
+ qeth_schedule_recovery(card);
+ return;
}
if (card->options.performance_stats) {
card->perf_stats.outbound_handler_cnt++;
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 */
- if (qeth_handle_send_error(card, buffer,
- qdio_error, siga_error)
+ if (qeth_handle_send_error(card, buffer, qdio_error)
== QETH_SEND_ERROR_KICK_IT){
netif_stop_queue(card->dev);
qeth_schedule_recovery(card);
if (skb_shinfo(skb)->nr_frags > 0)
elements_needed = (skb_shinfo(skb)->nr_frags + 1);
if (elements_needed == 0)
- elements_needed = 1 + (((((unsigned long) hdr) % PAGE_SIZE)
- + skb->len) >> PAGE_SHIFT);
+ elements_needed = 1 + (((((unsigned long) skb->data) %
+ PAGE_SIZE) + skb->len) >> PAGE_SHIFT);
if ((elements_needed + elems) > QETH_MAX_BUFFER_ELEMENTS(card)) {
QETH_DBF_MESSAGE(2, "Invalid size of IP packet "
"(Number=%d / Length=%d). Discarded.\n",
EXPORT_SYMBOL_GPL(qeth_get_elements_no);
static inline void __qeth_fill_buffer(struct sk_buff *skb,
- struct qdio_buffer *buffer, int is_tso, int *next_element_to_fill)
+ struct qdio_buffer *buffer, int is_tso, int *next_element_to_fill,
+ int offset)
{
int length = skb->len;
int length_here;
data = skb->data;
first_lap = (is_tso == 0 ? 1 : 0);
+ if (offset >= 0) {
+ data = skb->data + offset;
+ first_lap = 0;
+ }
+
while (length > 0) {
/* length_here is the remaining amount of data in this page */
length_here = PAGE_SIZE - ((unsigned long) data % PAGE_SIZE);
}
static inline int qeth_fill_buffer(struct qeth_qdio_out_q *queue,
- struct qeth_qdio_out_buffer *buf, struct sk_buff *skb)
+ struct qeth_qdio_out_buffer *buf, struct sk_buff *skb,
+ struct qeth_hdr *hdr, int offset, int hd_len)
{
struct qdio_buffer *buffer;
- struct qeth_hdr_tso *hdr;
int flush_cnt = 0, hdr_len, large_send = 0;
buffer = buf->buffer;
atomic_inc(&skb->users);
skb_queue_tail(&buf->skb_list, skb);
- hdr = (struct qeth_hdr_tso *) skb->data;
/*check first on TSO ....*/
- if (hdr->hdr.hdr.l3.id == QETH_HEADER_TYPE_TSO) {
+ if (hdr->hdr.l3.id == QETH_HEADER_TYPE_TSO) {
int element = buf->next_element_to_fill;
- hdr_len = sizeof(struct qeth_hdr_tso) + hdr->ext.dg_hdr_len;
+ hdr_len = sizeof(struct qeth_hdr_tso) +
+ ((struct qeth_hdr_tso *)hdr)->ext.dg_hdr_len;
/*fill first buffer entry only with header information */
buffer->element[element].addr = skb->data;
buffer->element[element].length = hdr_len;
skb->len -= hdr_len;
large_send = 1;
}
+
+ if (offset >= 0) {
+ int element = buf->next_element_to_fill;
+ buffer->element[element].addr = hdr;
+ buffer->element[element].length = sizeof(struct qeth_hdr) +
+ hd_len;
+ buffer->element[element].flags = SBAL_FLAGS_FIRST_FRAG;
+ buf->is_header[element] = 1;
+ buf->next_element_to_fill++;
+ }
+
if (skb_shinfo(skb)->nr_frags == 0)
__qeth_fill_buffer(skb, buffer, large_send,
- (int *)&buf->next_element_to_fill);
+ (int *)&buf->next_element_to_fill, offset);
else
__qeth_fill_buffer_frag(skb, buffer, large_send,
(int *)&buf->next_element_to_fill);
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,
- struct qeth_eddp_context *ctx)
+ struct qeth_eddp_context *ctx, int offset, int hd_len)
{
struct qeth_qdio_out_buffer *buffer;
int buffers_needed = 0;
}
atomic_set(&queue->state, QETH_OUT_Q_UNLOCKED);
if (ctx == NULL) {
- qeth_fill_buffer(queue, buffer, skb);
- qeth_flush_buffers(queue, 0, index, 1);
+ qeth_fill_buffer(queue, buffer, skb, hdr, offset, hd_len);
+ qeth_flush_buffers(queue, index, 1);
} else {
flush_cnt = qeth_eddp_fill_buffer(queue, ctx, index);
WARN_ON(buffers_needed != flush_cnt);
- qeth_flush_buffers(queue, 0, index, flush_cnt);
+ qeth_flush_buffers(queue, index, flush_cnt);
}
return 0;
out:
* again */
if (atomic_read(&buffer->state) !=
QETH_QDIO_BUF_EMPTY){
- qeth_flush_buffers(queue, 0,
- start_index, flush_count);
+ qeth_flush_buffers(queue, start_index,
+ flush_count);
atomic_set(&queue->state,
QETH_OUT_Q_UNLOCKED);
return -EBUSY;
}
}
if (ctx == NULL)
- tmp = qeth_fill_buffer(queue, buffer, skb);
+ tmp = qeth_fill_buffer(queue, buffer, skb, hdr, -1, 0);
else {
tmp = qeth_eddp_fill_buffer(queue, ctx,
queue->next_buf_to_fill);
flush_count += tmp;
out:
if (flush_count)
- qeth_flush_buffers(queue, 0, start_index, flush_count);
+ qeth_flush_buffers(queue, start_index, flush_count);
else if (!atomic_read(&queue->set_pci_flags_count))
atomic_xchg(&queue->state, QETH_OUT_Q_LOCKED_FLUSH);
/*
if (!flush_count && !atomic_read(&queue->set_pci_flags_count))
flush_count += qeth_flush_buffers_on_no_pci(queue);
if (flush_count)
- qeth_flush_buffers(queue, 0, start_index, flush_count);
+ qeth_flush_buffers(queue, start_index, flush_count);
}
/* at this point the queue is UNLOCKED again */
if (queue->card->options.performance_stats && do_pack)
struct qeth_card *card;
char dbf_text[15];
- card = netdev_priv(dev);
+ card = dev->ml_priv;
QETH_DBF_TEXT(TRACE, 4, "chgmtu");
sprintf(dbf_text, "%8x", new_mtu);
{
struct qeth_card *card;
- card = netdev_priv(dev);
+ card = dev->ml_priv;
QETH_DBF_TEXT(TRACE, 5, "getstat");
{
struct qeth_card *card;
- card = netdev_priv(dev);
+ card = dev->ml_priv;
card->stats.tx_errors++;
qeth_schedule_recovery(card);
}
int qeth_mdio_read(struct net_device *dev, int phy_id, int regnum)
{
- struct qeth_card *card = netdev_priv(dev);
+ struct qeth_card *card = dev->ml_priv;
int rc = 0;
switch (regnum) {
init_data.q_format = qeth_get_qdio_q_format(card);
init_data.qib_param_field_format = 0;
init_data.qib_param_field = qib_param_field;
- init_data.min_input_threshold = QETH_MIN_INPUT_THRESHOLD;
- init_data.max_input_threshold = QETH_MAX_INPUT_THRESHOLD;
- init_data.min_output_threshold = QETH_MIN_OUTPUT_THRESHOLD;
- init_data.max_output_threshold = QETH_MAX_OUTPUT_THRESHOLD;
init_data.no_input_qs = 1;
init_data.no_output_qs = card->qdio.no_out_queues;
init_data.input_handler = card->discipline.input_handler;
int qeth_core_hardsetup_card(struct qeth_card *card)
{
+ struct qdio_ssqd_desc *qdio_ssqd;
int retries = 3;
- int mpno;
+ int mpno = 0;
int rc;
QETH_DBF_TEXT(SETUP, 2, "hrdsetup");
QETH_DBF_TEXT_(SETUP, 2, "2err%d", rc);
return rc;
}
- mpno = qdio_get_ssqd_pct(CARD_DDEV(card));
+
+ qdio_ssqd = qdio_get_ssqd_desc(CARD_DDEV(card));
+ if (qdio_ssqd)
+ mpno = qdio_ssqd->pcnt;
if (mpno)
mpno = min(mpno - 1, QETH_MAX_PORTNO);
if (card->info.portno > mpno) {
rc = qeth_determine_card_type(card);
if (rc) {
- PRINT_WARN("%s: not a valid card type\n", __func__);
QETH_DBF_TEXT_(SETUP, 2, "3err%d", rc);
goto err_card;
}
void qeth_core_get_ethtool_stats(struct net_device *dev,
struct ethtool_stats *stats, u64 *data)
{
- struct qeth_card *card = netdev_priv(dev);
+ struct qeth_card *card = dev->ml_priv;
data[0] = card->stats.rx_packets -
card->perf_stats.initial_rx_packets;
data[1] = card->perf_stats.bufs_rec;
void qeth_core_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
- struct qeth_card *card = netdev_priv(dev);
+ struct qeth_card *card = dev->ml_priv;
if (card->options.layer2)
strcpy(info->driver, "qeth_l2");
else
int qeth_core_ethtool_get_settings(struct net_device *netdev,
struct ethtool_cmd *ecmd)
{
- struct qeth_card *card = netdev_priv(netdev);
+ struct qeth_card *card = netdev->ml_priv;
enum qeth_link_types link_type;
if ((card->info.type == QETH_CARD_TYPE_IQD) || (card->info.guestlan))
rc = IS_ERR(qeth_core_root_dev) ? PTR_ERR(qeth_core_root_dev) : 0;
if (rc)
goto register_err;
- return 0;
+ qeth_core_header_cache = kmem_cache_create("qeth_hdr",
+ sizeof(struct qeth_hdr) + ETH_HLEN, 64, 0, NULL);
+ if (!qeth_core_header_cache) {
+ rc = -ENOMEM;
+ goto slab_err;
+ }
+
+ return 0;
+slab_err:
+ s390_root_dev_unregister(qeth_core_root_dev);
register_err:
driver_remove_file(&qeth_core_ccwgroup_driver.driver,
&driver_attr_group);
&driver_attr_group);
ccwgroup_driver_unregister(&qeth_core_ccwgroup_driver);
ccw_driver_unregister(&qeth_ccw_driver);
+ kmem_cache_destroy(qeth_core_header_cache);
qeth_unregister_dbf_views();
PRINT_INFO("core functions removed\n");
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff