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authorLinus Torvalds <torvalds@linux-foundation.org>2010-08-04 11:47:58 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-04 11:47:58 -0700
commit6ba74014c1ab0e37af7de6f64b4eccbbae3cb9e7 (patch)
tree8f3892fc44f1e403675a6d7e88fda5c70e56ee4c /drivers/s390
parent5abd9ccced7a726c817dd6b5b96bc933859138d1 (diff)
parent3ff1c25927e3af61c6bf0e4ed959504058ae4565 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6: (1443 commits) phy/marvell: add 88ec048 support igb: Program MDICNFG register prior to PHY init e1000e: correct MAC-PHY interconnect register offset for 82579 hso: Add new product ID can: Add driver for esd CAN-USB/2 device l2tp: fix export of header file for userspace can-raw: Fix skb_orphan_try handling Revert "net: remove zap_completion_queue" net: cleanup inclusion phy/marvell: add 88e1121 interface mode support u32: negative offset fix net: Fix a typo from "dev" to "ndev" igb: Use irq_synchronize per vector when using MSI-X ixgbevf: fix null pointer dereference due to filter being set for VLAN 0 e1000e: Fix irq_synchronize in MSI-X case e1000e: register pm_qos request on hardware activation ip_fragment: fix subtracting PPPOE_SES_HLEN from mtu twice net: Add getsockopt support for TCP thin-streams cxgb4: update driver version cxgb4: add new PCI IDs ... Manually fix up conflicts in: - drivers/net/e1000e/netdev.c: due to pm_qos registration infrastructure changes - drivers/net/phy/marvell.c: conflict between adding 88ec048 support and cleaning up the IDs - drivers/net/wireless/ipw2x00/ipw2100.c: trivial ipw2100_pm_qos_req conflict (registration change vs marking it static)
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/net/claw.c2
-rw-r--r--drivers/s390/net/qeth_core.h27
-rw-r--r--drivers/s390/net/qeth_core_main.c423
-rw-r--r--drivers/s390/net/qeth_core_mpc.h5
-rw-r--r--drivers/s390/net/qeth_core_sys.c5
-rw-r--r--drivers/s390/net/qeth_l2_main.c108
-rw-r--r--drivers/s390/net/qeth_l3.h1
-rw-r--r--drivers/s390/net/qeth_l3_main.c262
-rw-r--r--drivers/s390/net/qeth_l3_sys.c14
-rw-r--r--drivers/s390/net/smsgiucv.c11
10 files changed, 446 insertions, 412 deletions
diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c
index 147bb1a69aba..a75ed3083a6a 100644
--- a/drivers/s390/net/claw.c
+++ b/drivers/s390/net/claw.c
@@ -295,7 +295,7 @@ claw_driver_group_store(struct device_driver *ddrv, const char *buf,
int err;
err = ccwgroup_create_from_string(claw_root_dev,
claw_group_driver.driver_id,
- &claw_ccw_driver, 3, buf);
+ &claw_ccw_driver, 2, buf);
return err ? err : count;
}
diff --git a/drivers/s390/net/qeth_core.h b/drivers/s390/net/qeth_core.h
index 7a44c38aaf65..d1257768be90 100644
--- a/drivers/s390/net/qeth_core.h
+++ b/drivers/s390/net/qeth_core.h
@@ -40,11 +40,7 @@
*/
enum qeth_dbf_names {
QETH_DBF_SETUP,
- QETH_DBF_QERR,
- QETH_DBF_TRACE,
QETH_DBF_MSG,
- QETH_DBF_SENSE,
- QETH_DBF_MISC,
QETH_DBF_CTRL,
QETH_DBF_INFOS /* must be last element */
};
@@ -71,7 +67,19 @@ struct qeth_dbf_info {
debug_sprintf_event(qeth_dbf[QETH_DBF_MSG].id, level, text)
#define QETH_DBF_TEXT_(name, level, text...) \
- qeth_dbf_longtext(QETH_DBF_##name, level, text)
+ qeth_dbf_longtext(qeth_dbf[QETH_DBF_##name].id, level, text)
+
+#define QETH_CARD_TEXT(card, level, text) \
+ debug_text_event(card->debug, level, text)
+
+#define QETH_CARD_HEX(card, level, addr, len) \
+ debug_event(card->debug, level, (void *)(addr), len)
+
+#define QETH_CARD_MESSAGE(card, text...) \
+ debug_sprintf_event(card->debug, level, text)
+
+#define QETH_CARD_TEXT_(card, level, text...) \
+ qeth_dbf_longtext(card->debug, level, text)
#define SENSE_COMMAND_REJECT_BYTE 0
#define SENSE_COMMAND_REJECT_FLAG 0x80
@@ -180,8 +188,7 @@ static inline int qeth_is_ipa_enabled(struct qeth_ipa_info *ipa,
qeth_is_enabled6(c, f) : qeth_is_enabled(c, f))
#define QETH_IDX_FUNC_LEVEL_OSD 0x0101
-#define QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT 0x4108
-#define QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT 0x5108
+#define QETH_IDX_FUNC_LEVEL_IQD 0x4108
#define QETH_MODELLIST_ARRAY \
{{0x1731, 0x01, 0x1732, QETH_CARD_TYPE_OSD, QETH_MAX_QUEUES, 0}, \
@@ -733,12 +740,15 @@ struct qeth_card {
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;
atomic_t force_alloc_skb;
struct service_level qeth_service_level;
struct qdio_ssqd_desc ssqd;
+ debug_info_t *debug;
struct mutex conf_mutex;
+ struct mutex discipline_mutex;
};
struct qeth_card_list_struct {
@@ -857,9 +867,10 @@ void qeth_core_get_ethtool_stats(struct net_device *,
struct ethtool_stats *, u64 *);
void qeth_core_get_strings(struct net_device *, u32, u8 *);
void qeth_core_get_drvinfo(struct net_device *, struct ethtool_drvinfo *);
-void qeth_dbf_longtext(enum qeth_dbf_names dbf_nix, int level, char *text, ...);
+void qeth_dbf_longtext(debug_info_t *id, int level, char *text, ...);
int qeth_core_ethtool_get_settings(struct net_device *, struct ethtool_cmd *);
int qeth_set_access_ctrl_online(struct qeth_card *card);
+int qeth_hdr_chk_and_bounce(struct sk_buff *, int);
/* exports for OSN */
int qeth_osn_assist(struct net_device *, void *, int);
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 13ef46b9d388..3a5a18a0fc28 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -32,16 +32,8 @@ struct qeth_dbf_info qeth_dbf[QETH_DBF_INFOS] = {
/* N P A M L V H */
[QETH_DBF_SETUP] = {"qeth_setup",
8, 1, 8, 5, &debug_hex_ascii_view, NULL},
- [QETH_DBF_QERR] = {"qeth_qerr",
- 2, 1, 8, 2, &debug_hex_ascii_view, NULL},
- [QETH_DBF_TRACE] = {"qeth_trace",
- 4, 1, 8, 3, &debug_hex_ascii_view, NULL},
[QETH_DBF_MSG] = {"qeth_msg",
8, 1, 128, 3, &debug_sprintf_view, NULL},
- [QETH_DBF_SENSE] = {"qeth_sense",
- 2, 1, 64, 2, &debug_hex_ascii_view, NULL},
- [QETH_DBF_MISC] = {"qeth_misc",
- 2, 1, 256, 2, &debug_hex_ascii_view, NULL},
[QETH_DBF_CTRL] = {"qeth_control",
8, 1, QETH_DBF_CTRL_LEN, 5, &debug_hex_ascii_view, NULL},
};
@@ -65,48 +57,6 @@ static void qeth_free_buffer_pool(struct qeth_card *);
static int qeth_qdio_establish(struct qeth_card *);
-static inline void __qeth_fill_buffer_frag(struct sk_buff *skb,
- struct qdio_buffer *buffer, int is_tso,
- int *next_element_to_fill)
-{
- struct skb_frag_struct *frag;
- int fragno;
- unsigned long addr;
- int element, cnt, dlen;
-
- fragno = skb_shinfo(skb)->nr_frags;
- element = *next_element_to_fill;
- dlen = 0;
-
- if (is_tso)
- buffer->element[element].flags =
- SBAL_FLAGS_MIDDLE_FRAG;
- else
- buffer->element[element].flags =
- SBAL_FLAGS_FIRST_FRAG;
- dlen = skb->len - skb->data_len;
- if (dlen) {
- buffer->element[element].addr = skb->data;
- buffer->element[element].length = dlen;
- element++;
- }
- for (cnt = 0; cnt < fragno; cnt++) {
- frag = &skb_shinfo(skb)->frags[cnt];
- addr = (page_to_pfn(frag->page) << PAGE_SHIFT) +
- frag->page_offset;
- buffer->element[element].addr = (char *)addr;
- buffer->element[element].length = frag->size;
- if (cnt < (fragno - 1))
- buffer->element[element].flags =
- SBAL_FLAGS_MIDDLE_FRAG;
- else
- buffer->element[element].flags =
- SBAL_FLAGS_LAST_FRAG;
- element++;
- }
- *next_element_to_fill = element;
-}
-
static inline const char *qeth_get_cardname(struct qeth_card *card)
{
if (card->info.guestlan) {
@@ -232,7 +182,7 @@ void qeth_clear_working_pool_list(struct qeth_card *card)
{
struct qeth_buffer_pool_entry *pool_entry, *tmp;
- QETH_DBF_TEXT(TRACE, 5, "clwrklst");
+ QETH_CARD_TEXT(card, 5, "clwrklst");
list_for_each_entry_safe(pool_entry, tmp,
&card->qdio.in_buf_pool.entry_list, list){
list_del(&pool_entry->list);
@@ -246,7 +196,7 @@ static int qeth_alloc_buffer_pool(struct qeth_card *card)
void *ptr;
int i, j;
- QETH_DBF_TEXT(TRACE, 5, "alocpool");
+ QETH_CARD_TEXT(card, 5, "alocpool");
for (i = 0; i < card->qdio.init_pool.buf_count; ++i) {
pool_entry = kmalloc(sizeof(*pool_entry), GFP_KERNEL);
if (!pool_entry) {
@@ -273,7 +223,7 @@ static int qeth_alloc_buffer_pool(struct qeth_card *card)
int qeth_realloc_buffer_pool(struct qeth_card *card, int bufcnt)
{
- QETH_DBF_TEXT(TRACE, 2, "realcbp");
+ QETH_CARD_TEXT(card, 2, "realcbp");
if ((card->state != CARD_STATE_DOWN) &&
(card->state != CARD_STATE_RECOVER))
@@ -293,7 +243,7 @@ static int qeth_issue_next_read(struct qeth_card *card)
int rc;
struct qeth_cmd_buffer *iob;
- QETH_DBF_TEXT(TRACE, 5, "issnxrd");
+ QETH_CARD_TEXT(card, 5, "issnxrd");
if (card->read.state != CH_STATE_UP)
return -EIO;
iob = qeth_get_buffer(&card->read);
@@ -305,13 +255,14 @@ static int qeth_issue_next_read(struct qeth_card *card)
return -ENOMEM;
}
qeth_setup_ccw(&card->read, iob->data, QETH_BUFSIZE);
- QETH_DBF_TEXT(TRACE, 6, "noirqpnd");
+ QETH_CARD_TEXT(card, 6, "noirqpnd");
rc = ccw_device_start(card->read.ccwdev, &card->read.ccw,
(addr_t) iob, 0, 0);
if (rc) {
QETH_DBF_MESSAGE(2, "%s error in starting next read ccw! "
"rc=%i\n", dev_name(&card->gdev->dev), rc);
atomic_set(&card->read.irq_pending, 0);
+ card->read_or_write_problem = 1;
qeth_schedule_recovery(card);
wake_up(&card->wait_q);
}
@@ -364,7 +315,7 @@ static struct qeth_ipa_cmd *qeth_check_ipa_data(struct qeth_card *card,
{
struct qeth_ipa_cmd *cmd = NULL;
- QETH_DBF_TEXT(TRACE, 5, "chkipad");
+ QETH_CARD_TEXT(card, 5, "chkipad");
if (IS_IPA(iob->data)) {
cmd = (struct qeth_ipa_cmd *) PDU_ENCAPSULATION(iob->data);
if (IS_IPA_REPLY(cmd)) {
@@ -400,10 +351,10 @@ static struct qeth_ipa_cmd *qeth_check_ipa_data(struct qeth_card *card,
case IPA_CMD_MODCCID:
return cmd;
case IPA_CMD_REGISTER_LOCAL_ADDR:
- QETH_DBF_TEXT(TRACE, 3, "irla");
+ QETH_CARD_TEXT(card, 3, "irla");
break;
case IPA_CMD_UNREGISTER_LOCAL_ADDR:
- QETH_DBF_TEXT(TRACE, 3, "urla");
+ QETH_CARD_TEXT(card, 3, "urla");
break;
default:
QETH_DBF_MESSAGE(2, "Received data is IPA "
@@ -420,7 +371,7 @@ void qeth_clear_ipacmd_list(struct qeth_card *card)
struct qeth_reply *reply, *r;
unsigned long flags;
- QETH_DBF_TEXT(TRACE, 4, "clipalst");
+ QETH_CARD_TEXT(card, 4, "clipalst");
spin_lock_irqsave(&card->lock, flags);
list_for_each_entry_safe(reply, r, &card->cmd_waiter_list, list) {
@@ -432,6 +383,7 @@ void qeth_clear_ipacmd_list(struct qeth_card *card)
qeth_put_reply(reply);
}
spin_unlock_irqrestore(&card->lock, flags);
+ atomic_set(&card->write.irq_pending, 0);
}
EXPORT_SYMBOL_GPL(qeth_clear_ipacmd_list);
@@ -448,9 +400,9 @@ static int qeth_check_idx_response(struct qeth_card *card,
buffer[4],
((buffer[4] == 0x22) ?
" -- try another portname" : ""));
- QETH_DBF_TEXT(TRACE, 2, "ckidxres");
- QETH_DBF_TEXT(TRACE, 2, " idxterm");
- QETH_DBF_TEXT_(TRACE, 2, " rc%d", -EIO);
+ QETH_CARD_TEXT(card, 2, "ckidxres");
+ QETH_CARD_TEXT(card, 2, " idxterm");
+ QETH_CARD_TEXT_(card, 2, " rc%d", -EIO);
if (buffer[4] == 0xf6) {
dev_err(&card->gdev->dev,
"The qeth device is not configured "
@@ -467,8 +419,8 @@ static void qeth_setup_ccw(struct qeth_channel *channel, unsigned char *iob,
{
struct qeth_card *card;
- QETH_DBF_TEXT(TRACE, 4, "setupccw");
card = CARD_FROM_CDEV(channel->ccwdev);
+ QETH_CARD_TEXT(card, 4, "setupccw");
if (channel == &card->read)
memcpy(&channel->ccw, READ_CCW, sizeof(struct ccw1));
else
@@ -481,7 +433,7 @@ static struct qeth_cmd_buffer *__qeth_get_buffer(struct qeth_channel *channel)
{
__u8 index;
- QETH_DBF_TEXT(TRACE, 6, "getbuff");
+ QETH_CARD_TEXT(CARD_FROM_CDEV(channel->ccwdev), 6, "getbuff");
index = channel->io_buf_no;
do {
if (channel->iob[index].state == BUF_STATE_FREE) {
@@ -502,7 +454,7 @@ void qeth_release_buffer(struct qeth_channel *channel,
{
unsigned long flags;
- QETH_DBF_TEXT(TRACE, 6, "relbuff");
+ QETH_CARD_TEXT(CARD_FROM_CDEV(channel->ccwdev), 6, "relbuff");
spin_lock_irqsave(&channel->iob_lock, flags);
memset(iob->data, 0, QETH_BUFSIZE);
iob->state = BUF_STATE_FREE;
@@ -553,9 +505,8 @@ static void qeth_send_control_data_cb(struct qeth_channel *channel,
int keep_reply;
int rc = 0;
- QETH_DBF_TEXT(TRACE, 4, "sndctlcb");
-
card = CARD_FROM_CDEV(channel->ccwdev);
+ QETH_CARD_TEXT(card, 4, "sndctlcb");
rc = qeth_check_idx_response(card, iob->data);
switch (rc) {
case 0:
@@ -563,6 +514,7 @@ static void qeth_send_control_data_cb(struct qeth_channel *channel,
case -EIO:
qeth_clear_ipacmd_list(card);
qeth_schedule_recovery(card);
+ /* fall through */
default:
goto out;
}
@@ -722,7 +674,7 @@ EXPORT_SYMBOL_GPL(qeth_do_run_thread);
void qeth_schedule_recovery(struct qeth_card *card)
{
- QETH_DBF_TEXT(TRACE, 2, "startrec");
+ QETH_CARD_TEXT(card, 2, "startrec");
if (qeth_set_thread_start_bit(card, QETH_RECOVER_THREAD) == 0)
schedule_work(&card->kernel_thread_starter);
}
@@ -732,15 +684,17 @@ static int qeth_get_problem(struct ccw_device *cdev, struct irb *irb)
{
int dstat, cstat;
char *sense;
+ struct qeth_card *card;
sense = (char *) irb->ecw;
cstat = irb->scsw.cmd.cstat;
dstat = irb->scsw.cmd.dstat;
+ card = CARD_FROM_CDEV(cdev);
if (cstat & (SCHN_STAT_CHN_CTRL_CHK | SCHN_STAT_INTF_CTRL_CHK |
SCHN_STAT_CHN_DATA_CHK | SCHN_STAT_CHAIN_CHECK |
SCHN_STAT_PROT_CHECK | SCHN_STAT_PROG_CHECK)) {
- QETH_DBF_TEXT(TRACE, 2, "CGENCHK");
+ QETH_CARD_TEXT(card, 2, "CGENCHK");
dev_warn(&cdev->dev, "The qeth device driver "
"failed to recover an error on the device\n");
QETH_DBF_MESSAGE(2, "%s check on device dstat=x%x, cstat=x%x\n",
@@ -753,23 +707,23 @@ static int qeth_get_problem(struct ccw_device *cdev, struct irb *irb)
if (dstat & DEV_STAT_UNIT_CHECK) {
if (sense[SENSE_RESETTING_EVENT_BYTE] &
SENSE_RESETTING_EVENT_FLAG) {
- QETH_DBF_TEXT(TRACE, 2, "REVIND");
+ QETH_CARD_TEXT(card, 2, "REVIND");
return 1;
}
if (sense[SENSE_COMMAND_REJECT_BYTE] &
SENSE_COMMAND_REJECT_FLAG) {
- QETH_DBF_TEXT(TRACE, 2, "CMDREJi");
+ QETH_CARD_TEXT(card, 2, "CMDREJi");
return 1;
}
if ((sense[2] == 0xaf) && (sense[3] == 0xfe)) {
- QETH_DBF_TEXT(TRACE, 2, "AFFE");
+ QETH_CARD_TEXT(card, 2, "AFFE");
return 1;
}
if ((!sense[0]) && (!sense[1]) && (!sense[2]) && (!sense[3])) {
- QETH_DBF_TEXT(TRACE, 2, "ZEROSEN");
+ QETH_CARD_TEXT(card, 2, "ZEROSEN");
return 0;
}
- QETH_DBF_TEXT(TRACE, 2, "DGENCHK");
+ QETH_CARD_TEXT(card, 2, "DGENCHK");
return 1;
}
return 0;
@@ -778,6 +732,10 @@ static int qeth_get_problem(struct ccw_device *cdev, struct irb *irb)
static long __qeth_check_irb_error(struct ccw_device *cdev,
unsigned long intparm, struct irb *irb)
{
+ struct qeth_card *card;
+
+ card = CARD_FROM_CDEV(cdev);
+
if (!IS_ERR(irb))
return 0;
@@ -785,17 +743,15 @@ static long __qeth_check_irb_error(struct ccw_device *cdev,
case -EIO:
QETH_DBF_MESSAGE(2, "%s i/o-error on device\n",
dev_name(&cdev->dev));
- QETH_DBF_TEXT(TRACE, 2, "ckirberr");
- QETH_DBF_TEXT_(TRACE, 2, " rc%d", -EIO);
+ QETH_CARD_TEXT(card, 2, "ckirberr");
+ QETH_CARD_TEXT_(card, 2, " rc%d", -EIO);
break;
case -ETIMEDOUT:
dev_warn(&cdev->dev, "A hardware operation timed out"
" on the device\n");
- QETH_DBF_TEXT(TRACE, 2, "ckirberr");
- QETH_DBF_TEXT_(TRACE, 2, " rc%d", -ETIMEDOUT);
+ QETH_CARD_TEXT(card, 2, "ckirberr");
+ QETH_CARD_TEXT_(card, 2, " rc%d", -ETIMEDOUT);
if (intparm == QETH_RCD_PARM) {
- struct qeth_card *card = CARD_FROM_CDEV(cdev);
-
if (card && (card->data.ccwdev == cdev)) {
card->data.state = CH_STATE_DOWN;
wake_up(&card->wait_q);
@@ -805,8 +761,8 @@ static long __qeth_check_irb_error(struct ccw_device *cdev,
default:
QETH_DBF_MESSAGE(2, "%s unknown error %ld on device\n",
dev_name(&cdev->dev), PTR_ERR(irb));
- QETH_DBF_TEXT(TRACE, 2, "ckirberr");
- QETH_DBF_TEXT(TRACE, 2, " rc???");
+ QETH_CARD_TEXT(card, 2, "ckirberr");
+ QETH_CARD_TEXT(card, 2, " rc???");
}
return PTR_ERR(irb);
}
@@ -822,8 +778,6 @@ static void qeth_irq(struct ccw_device *cdev, unsigned long intparm,
struct qeth_cmd_buffer *iob;
__u8 index;
- QETH_DBF_TEXT(TRACE, 5, "irq");
-
if (__qeth_check_irb_error(cdev, intparm, irb))
return;
cstat = irb->scsw.cmd.cstat;
@@ -833,15 +787,17 @@ static void qeth_irq(struct ccw_device *cdev, unsigned long intparm,
if (!card)
return;
+ QETH_CARD_TEXT(card, 5, "irq");
+
if (card->read.ccwdev == cdev) {
channel = &card->read;
- QETH_DBF_TEXT(TRACE, 5, "read");
+ QETH_CARD_TEXT(card, 5, "read");
} else if (card->write.ccwdev == cdev) {
channel = &card->write;
- QETH_DBF_TEXT(TRACE, 5, "write");
+ QETH_CARD_TEXT(card, 5, "write");
} else {
channel = &card->data;
- QETH_DBF_TEXT(TRACE, 5, "data");
+ QETH_CARD_TEXT(card, 5, "data");
}
atomic_set(&channel->irq_pending, 0);
@@ -857,12 +813,12 @@ static void qeth_irq(struct ccw_device *cdev, unsigned long intparm,
goto out;
if (intparm == QETH_CLEAR_CHANNEL_PARM) {
- QETH_DBF_TEXT(TRACE, 6, "clrchpar");
+ QETH_CARD_TEXT(card, 6, "clrchpar");
/* we don't have to handle this further */
intparm = 0;
}
if (intparm == QETH_HALT_CHANNEL_PARM) {
- QETH_DBF_TEXT(TRACE, 6, "hltchpar");
+ QETH_CARD_TEXT(card, 6, "hltchpar");
/* we don't have to handle this further */
intparm = 0;
}
@@ -963,7 +919,7 @@ void qeth_clear_qdio_buffers(struct qeth_card *card)
{
int i, j;
- QETH_DBF_TEXT(TRACE, 2, "clearqdbf");
+ QETH_CARD_TEXT(card, 2, "clearqdbf");
/* clear outbound buffers to free skbs */
for (i = 0; i < card->qdio.no_out_queues; ++i)
if (card->qdio.out_qs[i]) {
@@ -978,7 +934,6 @@ static void qeth_free_buffer_pool(struct qeth_card *card)
{
struct qeth_buffer_pool_entry *pool_entry, *tmp;
int i = 0;
- QETH_DBF_TEXT(TRACE, 5, "freepool");
list_for_each_entry_safe(pool_entry, tmp,
&card->qdio.init_pool.entry_list, init_list){
for (i = 0; i < QETH_MAX_BUFFER_ELEMENTS(card); ++i)
@@ -992,7 +947,6 @@ static void qeth_free_qdio_buffers(struct qeth_card *card)
{
int i, j;
- QETH_DBF_TEXT(TRACE, 2, "freeqdbf");
if (atomic_xchg(&card->qdio.state, QETH_QDIO_UNINITIALIZED) ==
QETH_QDIO_UNINITIALIZED)
return;
@@ -1089,7 +1043,7 @@ static int qeth_do_start_thread(struct qeth_card *card, unsigned long thread)
int rc = 0;
spin_lock_irqsave(&card->thread_mask_lock, flags);
- QETH_DBF_TEXT_(TRACE, 4, " %02x%02x%02x",
+ QETH_CARD_TEXT_(card, 4, " %02x%02x%02x",
(u8) card->thread_start_mask,
(u8) card->thread_allowed_mask,
(u8) card->thread_running_mask);
@@ -1102,7 +1056,7 @@ static void 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");
+ QETH_CARD_TEXT(card , 2, "strthrd");
if (card->read.state != CH_STATE_UP &&
card->write.state != CH_STATE_UP)
@@ -1124,6 +1078,7 @@ static int qeth_setup_card(struct qeth_card *card)
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);
spin_lock_init(&card->mclock);
@@ -1132,6 +1087,7 @@ static int qeth_setup_card(struct qeth_card *card)
spin_lock_init(&card->ip_lock);
spin_lock_init(&card->thread_mask_lock);
mutex_init(&card->conf_mutex);
+ mutex_init(&card->discipline_mutex);
card->thread_start_mask = 0;
card->thread_allowed_mask = 0;
card->thread_running_mask = 0;
@@ -1229,8 +1185,8 @@ static int qeth_clear_channel(struct qeth_channel *channel)
struct qeth_card *card;
int rc;
- QETH_DBF_TEXT(TRACE, 3, "clearch");
card = CARD_FROM_CDEV(channel->ccwdev);
+ QETH_CARD_TEXT(card, 3, "clearch");
spin_lock_irqsave(get_ccwdev_lock(channel->ccwdev), flags);
rc = ccw_device_clear(channel->ccwdev, QETH_CLEAR_CHANNEL_PARM);
spin_unlock_irqrestore(get_ccwdev_lock(channel->ccwdev), flags);
@@ -1253,8 +1209,8 @@ static int qeth_halt_channel(struct qeth_channel *channel)
struct qeth_card *card;
int rc;
- QETH_DBF_TEXT(TRACE, 3, "haltch");
card = CARD_FROM_CDEV(channel->ccwdev);
+ QETH_CARD_TEXT(card, 3, "haltch");
spin_lock_irqsave(get_ccwdev_lock(channel->ccwdev), flags);
rc = ccw_device_halt(channel->ccwdev, QETH_HALT_CHANNEL_PARM);
spin_unlock_irqrestore(get_ccwdev_lock(channel->ccwdev), flags);
@@ -1274,7 +1230,7 @@ static int qeth_halt_channels(struct qeth_card *card)
{
int rc1 = 0, rc2 = 0, rc3 = 0;
- QETH_DBF_TEXT(TRACE, 3, "haltchs");
+ QETH_CARD_TEXT(card, 3, "haltchs");
rc1 = qeth_halt_channel(&card->read);
rc2 = qeth_halt_channel(&card->write);
rc3 = qeth_halt_channel(&card->data);
@@ -1289,7 +1245,7 @@ static int qeth_clear_channels(struct qeth_card *card)
{
int rc1 = 0, rc2 = 0, rc3 = 0;
- QETH_DBF_TEXT(TRACE, 3, "clearchs");
+ QETH_CARD_TEXT(card, 3, "clearchs");
rc1 = qeth_clear_channel(&card->read);
rc2 = qeth_clear_channel(&card->write);
rc3 = qeth_clear_channel(&card->data);
@@ -1304,8 +1260,7 @@ static int qeth_clear_halt_card(struct qeth_card *card, int halt)
{
int rc = 0;
- QETH_DBF_TEXT(TRACE, 3, "clhacrd");
- QETH_DBF_HEX(TRACE, 3, &card, sizeof(void *));
+ QETH_CARD_TEXT(card, 3, "clhacrd");
if (halt)
rc = qeth_halt_channels(card);
@@ -1318,7 +1273,7 @@ int qeth_qdio_clear_card(struct qeth_card *card, int use_halt)
{
int rc = 0;
- QETH_DBF_TEXT(TRACE, 3, "qdioclr");
+ QETH_CARD_TEXT(card, 3, "qdioclr");
switch (atomic_cmpxchg(&card->qdio.state, QETH_QDIO_ESTABLISHED,
QETH_QDIO_CLEANING)) {
case QETH_QDIO_ESTABLISHED:
@@ -1329,7 +1284,7 @@ int qeth_qdio_clear_card(struct qeth_card *card, int use_halt)
rc = qdio_shutdown(CARD_DDEV(card),
QDIO_FLAG_CLEANUP_USING_CLEAR);
if (rc)
- QETH_DBF_TEXT_(TRACE, 3, "1err%d", rc);
+ QETH_CARD_TEXT_(card, 3, "1err%d", rc);
qdio_free(CARD_DDEV(card));
atomic_set(&card->qdio.state, QETH_QDIO_ALLOCATED);
break;
@@ -1340,7 +1295,7 @@ int qeth_qdio_clear_card(struct qeth_card *card, int use_halt)
}
rc = qeth_clear_halt_card(card, use_halt);
if (rc)
- QETH_DBF_TEXT_(TRACE, 3, "2err%d", rc);
+ QETH_CARD_TEXT_(card, 3, "2err%d", rc);
card->state = CARD_STATE_DOWN;
return rc;
}
@@ -1432,14 +1387,10 @@ static void qeth_init_func_level(struct qeth_card *card)
{
switch (card->info.type) {
case QETH_CARD_TYPE_IQD:
- if (card->ipato.enabled)
- card->info.func_level =
- QETH_IDX_FUNC_LEVEL_IQD_ENA_IPAT;
- else
- card->info.func_level =
- QETH_IDX_FUNC_LEVEL_IQD_DIS_IPAT;
+ card->info.func_level = QETH_IDX_FUNC_LEVEL_IQD;
break;
case QETH_CARD_TYPE_OSD:
+ case QETH_CARD_TYPE_OSN:
card->info.func_level = QETH_IDX_FUNC_LEVEL_OSD;
break;
default:
@@ -1637,15 +1588,18 @@ static void qeth_idx_read_cb(struct qeth_channel *channel,
"host\n");
break;
case QETH_IDX_ACT_ERR_AUTH:
+ case QETH_IDX_ACT_ERR_AUTH_USER:
dev_err(&card->read.ccwdev->dev,
"Setting the device online failed because of "
- "insufficient LPAR authorization\n");
+ "insufficient authorization\n");
break;
default:
QETH_DBF_MESSAGE(2, "%s IDX_ACTIVATE on read channel:"
" negative reply\n",
dev_name(&card->read.ccwdev->dev));
}
+ QETH_CARD_TEXT_(card, 2, "idxread%c",
+ QETH_IDX_ACT_CAUSE_CODE(iob->data));
goto out;
}
@@ -1705,8 +1659,12 @@ int qeth_send_control_data(struct qeth_card *card, int len,
unsigned long timeout, event_timeout;
struct qeth_ipa_cmd *cmd;
- QETH_DBF_TEXT(TRACE, 2, "sendctl");
+ QETH_CARD_TEXT(card, 2, "sendctl");
+ if (card->read_or_write_problem) {
+ qeth_release_buffer(iob->channel, iob);
+ return -EIO;
+ }
reply = qeth_alloc_reply(card);
if (!reply) {
return -ENOMEM;
@@ -1732,7 +1690,7 @@ int qeth_send_control_data(struct qeth_card *card, int len,
event_timeout = QETH_TIMEOUT;
timeout = jiffies + event_timeout;
- QETH_DBF_TEXT(TRACE, 6, "noirqpnd");
+ QETH_CARD_TEXT(card, 6, "noirqpnd");
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);
@@ -1741,7 +1699,7 @@ int qeth_send_control_data(struct qeth_card *card, int len,
QETH_DBF_MESSAGE(2, "%s qeth_send_control_data: "
"ccw_device_start rc = %i\n",
dev_name(&card->write.ccwdev->dev), rc);
- QETH_DBF_TEXT_(TRACE, 2, " err%d", rc);
+ QETH_CARD_TEXT_(card, 2, " err%d", rc);
spin_lock_irqsave(&card->lock, flags);
list_del_init(&reply->list);
qeth_put_reply(reply);
@@ -1778,6 +1736,9 @@ time_err:
spin_unlock_irqrestore(&reply->card->lock, flags);
reply->rc = -ETIME;
atomic_inc(&reply->received);
+ 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);
@@ -1978,7 +1939,7 @@ static int qeth_ulp_enable_cb(struct qeth_card *card, struct qeth_reply *reply,
card->info.link_type = link_type;
} else
card->info.link_type = 0;
- QETH_DBF_TEXT_(SETUP, 2, "link%d", link_type);
+ QETH_DBF_TEXT_(SETUP, 2, "link%d", card->info.link_type);
QETH_DBF_TEXT_(SETUP, 2, " rc%d", iob->rc);
return 0;
}
@@ -2035,7 +1996,7 @@ static int qeth_ulp_setup_cb(struct qeth_card *card, struct qeth_reply *reply,
QETH_DBF_TEXT(SETUP, 2, "olmlimit");
dev_err(&card->gdev->dev, "A connection could not be "
"established because of an OLM limit\n");
- rc = -EMLINK;
+ iob->rc = -EMLINK;
}
QETH_DBF_TEXT_(SETUP, 2, " rc%d", iob->rc);
return rc;
@@ -2335,7 +2296,7 @@ static void qeth_initialize_working_pool_list(struct qeth_card *card)
{
struct qeth_buffer_pool_entry *entry;
- QETH_DBF_TEXT(TRACE, 5, "inwrklst");
+ QETH_CARD_TEXT(card, 5, "inwrklst");
list_for_each_entry(entry,
&card->qdio.init_pool.entry_list, init_list) {
@@ -2522,7 +2483,7 @@ int qeth_send_ipa_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob,
int rc;
char prot_type;
- QETH_DBF_TEXT(TRACE, 4, "sendipa");
+ QETH_CARD_TEXT(card, 4, "sendipa");
if (card->options.layer2)
if (card->info.type == QETH_CARD_TYPE_OSN)
@@ -2534,6 +2495,10 @@ int qeth_send_ipa_cmd(struct qeth_card *card, struct qeth_cmd_buffer *iob,
qeth_prepare_ipa_cmd(card, iob, prot_type);
rc = qeth_send_control_data(card, IPA_CMD_LENGTH,
iob, reply_cb, reply_param);
+ if (rc == -ETIME) {
+ qeth_clear_ipacmd_list(card);
+ qeth_schedule_recovery(card);
+ }
return rc;
}
EXPORT_SYMBOL_GPL(qeth_send_ipa_cmd);
@@ -2582,7 +2547,7 @@ int qeth_default_setadapterparms_cb(struct qeth_card *card,
{
struct qeth_ipa_cmd *cmd;
- QETH_DBF_TEXT(TRACE, 4, "defadpcb");
+ QETH_CARD_TEXT(card, 4, "defadpcb");
cmd = (struct qeth_ipa_cmd *) data;
if (cmd->hdr.return_code == 0)
@@ -2597,7 +2562,7 @@ static int qeth_query_setadapterparms_cb(struct qeth_card *card,
{
struct qeth_ipa_cmd *cmd;
- QETH_DBF_TEXT(TRACE, 3, "quyadpcb");
+ QETH_CARD_TEXT(card, 3, "quyadpcb");
cmd = (struct qeth_ipa_cmd *) data;
if (cmd->data.setadapterparms.data.query_cmds_supp.lan_type & 0x7f) {
@@ -2633,7 +2598,7 @@ int qeth_query_setadapterparms(struct qeth_card *card)
int rc;
struct qeth_cmd_buffer *iob;
- QETH_DBF_TEXT(TRACE, 3, "queryadp");
+ QETH_CARD_TEXT(card, 3, "queryadp");
iob = qeth_get_adapter_cmd(card, IPA_SETADP_QUERY_COMMANDS_SUPPORTED,
sizeof(struct qeth_ipacmd_setadpparms));
rc = qeth_send_ipa_cmd(card, iob, qeth_query_setadapterparms_cb, NULL);
@@ -2645,13 +2610,12 @@ int qeth_check_qdio_errors(struct qeth_card *card, struct qdio_buffer *buf,
unsigned int qdio_error, const char *dbftext)
{
if (qdio_error) {
- QETH_DBF_TEXT(TRACE, 2, dbftext);
- QETH_DBF_TEXT(QERR, 2, dbftext);
- QETH_DBF_TEXT_(QERR, 2, " F15=%02X",
+ QETH_CARD_TEXT(card, 2, dbftext);
+ QETH_CARD_TEXT_(card, 2, " F15=%02X",
buf->element[15].flags & 0xff);
- QETH_DBF_TEXT_(QERR, 2, " F14=%02X",
+ QETH_CARD_TEXT_(card, 2, " F14=%02X",
buf->element[14].flags & 0xff);
- QETH_DBF_TEXT_(QERR, 2, " qerr=%X", qdio_error);
+ QETH_CARD_TEXT_(card, 2, " qerr=%X", qdio_error);
if ((buf->element[15].flags & 0xff) == 0x12) {
card->stats.rx_dropped++;
return 0;
@@ -2717,8 +2681,7 @@ void qeth_queue_input_buffer(struct qeth_card *card, int index)
if (rc) {
dev_warn(&card->gdev->dev,
"QDIO reported an error, rc=%i\n", rc);
- QETH_DBF_TEXT(TRACE, 2, "qinberr");
- QETH_DBF_TEXT_(TRACE, 2, "%s", CARD_BUS_ID(card));
+ QETH_CARD_TEXT(card, 2, "qinberr");
}
queue->next_buf_to_init = (queue->next_buf_to_init + count) %
QDIO_MAX_BUFFERS_PER_Q;
@@ -2731,7 +2694,7 @@ static int qeth_handle_send_error(struct qeth_card *card,
{
int sbalf15 = buffer->buffer->element[15].flags & 0xff;
- QETH_DBF_TEXT(TRACE, 6, "hdsnderr");
+ QETH_CARD_TEXT(card, 6, "hdsnderr");
if (card->info.type == QETH_CARD_TYPE_IQD) {
if (sbalf15 == 0) {
qdio_err = 0;
@@ -2747,9 +2710,8 @@ static int qeth_handle_send_error(struct qeth_card *card,
if ((sbalf15 >= 15) && (sbalf15 <= 31))
return QETH_SEND_ERROR_RETRY;
- QETH_DBF_TEXT(TRACE, 1, "lnkfail");
- QETH_DBF_TEXT_(TRACE, 1, "%s", CARD_BUS_ID(card));
- QETH_DBF_TEXT_(TRACE, 1, "%04x %02x",
+ QETH_CARD_TEXT(card, 1, "lnkfail");
+ QETH_CARD_TEXT_(card, 1, "%04x %02x",
(u16)qdio_err, (u8)sbalf15);
return QETH_SEND_ERROR_LINK_FAILURE;
}
@@ -2764,7 +2726,7 @@ static void qeth_switch_to_packing_if_needed(struct qeth_qdio_out_q *queue)
if (atomic_read(&queue->used_buffers)
>= QETH_HIGH_WATERMARK_PACK){
/* switch non-PACKING -> PACKING */
- QETH_DBF_TEXT(TRACE, 6, "np->pack");
+ QETH_CARD_TEXT(queue->card, 6, "np->pack");
if (queue->card->options.performance_stats)
queue->card->perf_stats.sc_dp_p++;
queue->do_pack = 1;
@@ -2787,7 +2749,7 @@ static int qeth_switch_to_nonpacking_if_needed(struct qeth_qdio_out_q *queue)
if (atomic_read(&queue->used_buffers)
<= QETH_LOW_WATERMARK_PACK) {
/* switch PACKING -> non-PACKING */
- QETH_DBF_TEXT(TRACE, 6, "pack->np");
+ QETH_CARD_TEXT(queue->card, 6, "pack->np");
if (queue->card->options.performance_stats)
queue->card->perf_stats.sc_p_dp++;
queue->do_pack = 0;
@@ -2896,9 +2858,8 @@ static void qeth_flush_buffers(struct qeth_qdio_out_q *queue, int index,
/* ignore temporary SIGA errors without busy condition */
if (rc == QDIO_ERROR_SIGA_TARGET)
return;
- QETH_DBF_TEXT(TRACE, 2, "flushbuf");
- QETH_DBF_TEXT_(TRACE, 2, " err%d", rc);
- QETH_DBF_TEXT_(TRACE, 2, "%s", CARD_DDEV_ID(queue->card));
+ QETH_CARD_TEXT(queue->card, 2, "flushbuf");
+ QETH_CARD_TEXT_(queue->card, 2, " err%d", rc);
/* this must not happen under normal circumstances. if it
* happens something is really wrong -> recover */
@@ -2960,10 +2921,9 @@ void qeth_qdio_output_handler(struct ccw_device *ccwdev,
int i;
unsigned qeth_send_err;
- QETH_DBF_TEXT(TRACE, 6, "qdouhdl");
+ QETH_CARD_TEXT(card, 6, "qdouhdl");
if (qdio_error & QDIO_ERROR_ACTIVATE_CHECK_CONDITION) {
- QETH_DBF_TEXT(TRACE, 2, "achkcond");
- QETH_DBF_TEXT_(TRACE, 2, "%s", CARD_BUS_ID(card));
+ QETH_CARD_TEXT(card, 2, "achkcond");
netif_stop_queue(card->dev);
qeth_schedule_recovery(card);
return;
@@ -3033,13 +2993,11 @@ EXPORT_SYMBOL_GPL(qeth_get_priority_queue);
int qeth_get_elements_no(struct qeth_card *card, void *hdr,
struct sk_buff *skb, int elems)
{
- int elements_needed = 0;
+ int dlen = skb->len - skb->data_len;
+ int elements_needed = PFN_UP((unsigned long)skb->data + dlen - 1) -
+ PFN_DOWN((unsigned long)skb->data);
- if (skb_shinfo(skb)->nr_frags > 0)
- elements_needed = (skb_shinfo(skb)->nr_frags + 1);
- if (elements_needed == 0)
- elements_needed = 1 + (((((unsigned long) skb->data) %
- PAGE_SIZE) + skb->len) >> PAGE_SHIFT);
+ elements_needed += skb_shinfo(skb)->nr_frags;
if ((elements_needed + elems) > QETH_MAX_BUFFER_ELEMENTS(card)) {
QETH_DBF_MESSAGE(2, "Invalid size of IP packet "
"(Number=%d / Length=%d). Discarded.\n",
@@ -3050,15 +3008,35 @@ int qeth_get_elements_no(struct qeth_card *card, void *hdr,
}
EXPORT_SYMBOL_GPL(qeth_get_elements_no);
+int qeth_hdr_chk_and_bounce(struct sk_buff *skb, int len)
+{
+ int hroom, inpage, rest;
+
+ if (((unsigned long)skb->data & PAGE_MASK) !=
+ (((unsigned long)skb->data + len - 1) & PAGE_MASK)) {
+ hroom = skb_headroom(skb);
+ inpage = PAGE_SIZE - ((unsigned long) skb->data % PAGE_SIZE);
+ rest = len - inpage;
+ if (rest > hroom)
+ return 1;
+ memmove(skb->data - rest, skb->data, skb->len - skb->data_len);
+ skb->data -= rest;
+ QETH_DBF_MESSAGE(2, "skb bounce len: %d rest: %d\n", len, rest);
+ }
+ return 0;
+}
+EXPORT_SYMBOL_GPL(qeth_hdr_chk_and_bounce);
+
static inline void __qeth_fill_buffer(struct sk_buff *skb,
struct qdio_buffer *buffer, int is_tso, int *next_element_to_fill,
int offset)
{
- int length = skb->len;
+ int length = skb->len - skb->data_len;
int length_here;
int element;
char *data;
- int first_lap ;
+ int first_lap, cnt;
+ struct skb_frag_struct *frag;
element = *next_element_to_fill;
data = skb->data;
@@ -3081,10 +3059,14 @@ static inline void __qeth_fill_buffer(struct sk_buff *skb,
length -= length_here;
if (!length) {
if (first_lap)
- buffer->element[element].flags = 0;
+ if (skb_shinfo(skb)->nr_frags)
+ buffer->element[element].flags =
+ SBAL_FLAGS_FIRST_FRAG;