[git patches] net driver updates

From: Jeff Garzik
Date: Fri Oct 05 2007 - 14:20:31 EST



Please pull from 'upstream-davem' branch of
master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/netdev-2.6.git upstream-davem

to receive the following updates:

Auke Kok (2):
e1000e: fix debugging printout code
e1000e: Fix ethtool register test code

Frank Blaschka (1):
qeth: EDDP does not work on large MTUs

Klaus D. Wacker (2):
qeth: HiperSockets layer-3 interface drop non IPv4 or non IPv6 packets
lcs: Channel errors drive lcs_recovery which leads to kernel panic.

Ursula Braun (2):
qeth: avoid duplicate deletion of multicast addresses
qeth: discard inbound packets with unknown header id

drivers/net/e1000e/ethtool.c | 14 ++++++++++----
drivers/net/e1000e/hw.h | 2 +-
drivers/net/e1000e/netdev.c | 4 +---
drivers/s390/net/lcs.c | 11 ++++++++---
drivers/s390/net/lcs.h | 1 +
drivers/s390/net/qeth_eddp.c | 16 +++++++++-------
drivers/s390/net/qeth_main.c | 19 +++++++++++++------
7 files changed, 43 insertions(+), 24 deletions(-)

diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c
index 3423f33..2e8218f 100644
--- a/drivers/net/e1000e/ethtool.c
+++ b/drivers/net/e1000e/ethtool.c
@@ -784,10 +784,16 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
REG_SET_AND_CHECK(E1000_RCTL, before, 0x003FFFFB);
REG_SET_AND_CHECK(E1000_TCTL, 0xFFFFFFFF, 0x00000000);

- REG_SET_AND_CHECK(E1000_RCTL, 0xFFFFFFFF, 0x01FFFFFF);
- REG_PATTERN_TEST(E1000_RDBAL, 0xFFFFF000, 0xFFFFFFFF);
- REG_PATTERN_TEST(E1000_TXCW, 0x0000FFFF, 0x0000FFFF);
- REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFF000, 0xFFFFFFFF);
+ REG_SET_AND_CHECK(E1000_RCTL, before, 0xFFFFFFFF);
+ REG_PATTERN_TEST(E1000_RDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
+ if ((mac->type != e1000_ich8lan) &&
+ (mac->type != e1000_ich9lan))
+ REG_PATTERN_TEST(E1000_TXCW, 0xC000FFFF, 0x0000FFFF);
+ REG_PATTERN_TEST(E1000_TDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
+ REG_PATTERN_TEST(E1000_TIDV, 0x0000FFFF, 0x0000FFFF);
+ for (i = 0; i < mac->rar_entry_count; i++)
+ REG_PATTERN_TEST_ARRAY(E1000_RA, ((i << 1) + 1),
+ 0x8003FFFF, 0xFFFFFFFF);

for (i = 0; i < mac->mta_reg_count; i++)
REG_PATTERN_TEST_ARRAY(E1000_MTA, i, 0xFFFFFFFF, 0xFFFFFFFF);
diff --git a/drivers/net/e1000e/hw.h b/drivers/net/e1000e/hw.h
index 848217a..aa82f1a 100644
--- a/drivers/net/e1000e/hw.h
+++ b/drivers/net/e1000e/hw.h
@@ -852,7 +852,7 @@ struct e1000_hw {

#ifdef DEBUG
#define hw_dbg(hw, format, arg...) \
- printk(KERN_DEBUG, "%s: " format, e1000_get_hw_dev_name(hw), ##arg);
+ printk(KERN_DEBUG, "%s: " format, e1000e_get_hw_dev_name(hw), ##arg);
#else
static inline int __attribute__ ((format (printf, 2, 3)))
hw_dbg(struct e1000_hw *hw, const char *format, ...)
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 4a21d7d..3a0bb2a 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -66,9 +66,7 @@ static const struct e1000_info *e1000_info_tbl[] = {
**/
char *e1000e_get_hw_dev_name(struct e1000_hw *hw)
{
- struct e1000_adapter *adapter = hw->back;
- struct net_device *netdev = adapter->netdev;
- return netdev->name;
+ return hw->adapter->netdev->name;
}
#endif

diff --git a/drivers/s390/net/lcs.c b/drivers/s390/net/lcs.c
index e4b11af..0fd663b 100644
--- a/drivers/s390/net/lcs.c
+++ b/drivers/s390/net/lcs.c
@@ -1400,11 +1400,14 @@ lcs_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
PRINT_WARN("check on device %s, dstat=0x%X, cstat=0x%X \n",
cdev->dev.bus_id, dstat, cstat);
if (rc) {
- lcs_schedule_recovery(card);
- wake_up(&card->wait_q);
- return;
+ channel->state = LCS_CH_STATE_ERROR;
}
}
+ if (channel->state == LCS_CH_STATE_ERROR) {
+ lcs_schedule_recovery(card);
+ wake_up(&card->wait_q);
+ return;
+ }
/* How far in the ccw chain have we processed? */
if ((channel->state != LCS_CH_STATE_INIT) &&
(irb->scsw.fctl & SCSW_FCTL_START_FUNC)) {
@@ -1708,6 +1711,8 @@ lcs_stopcard(struct lcs_card *card)

if (card->read.state != LCS_CH_STATE_STOPPED &&
card->write.state != LCS_CH_STATE_STOPPED &&
+ card->read.state != LCS_CH_STATE_ERROR &&
+ card->write.state != LCS_CH_STATE_ERROR &&
card->state == DEV_STATE_UP) {
lcs_clear_multicast_list(card);
rc = lcs_send_stoplan(card,LCS_INITIATOR_TCPIP);
diff --git a/drivers/s390/net/lcs.h b/drivers/s390/net/lcs.h
index 0e1e4a0..8976fb0 100644
--- a/drivers/s390/net/lcs.h
+++ b/drivers/s390/net/lcs.h
@@ -138,6 +138,7 @@ enum lcs_channel_states {
LCS_CH_STATE_RUNNING,
LCS_CH_STATE_SUSPENDED,
LCS_CH_STATE_CLEARED,
+ LCS_CH_STATE_ERROR,
};

/**
diff --git a/drivers/s390/net/qeth_eddp.c b/drivers/s390/net/qeth_eddp.c
index 70108fb..e3c268c 100644
--- a/drivers/s390/net/qeth_eddp.c
+++ b/drivers/s390/net/qeth_eddp.c
@@ -159,13 +159,15 @@ qeth_eddp_fill_buffer(struct qeth_qdio_out_q *queue,
buffer = buf->buffer;
/* fill one skb into buffer */
for (i = 0; i < ctx->elements_per_skb; ++i){
- buffer->element[buf->next_element_to_fill].addr =
- ctx->elements[element].addr;
- buffer->element[buf->next_element_to_fill].length =
- ctx->elements[element].length;
- buffer->element[buf->next_element_to_fill].flags =
- ctx->elements[element].flags;
- buf->next_element_to_fill++;
+ if (ctx->elements[element].length != 0) {
+ buffer->element[buf->next_element_to_fill].
+ addr = ctx->elements[element].addr;
+ buffer->element[buf->next_element_to_fill].
+ length = ctx->elements[element].length;
+ buffer->element[buf->next_element_to_fill].
+ flags = ctx->elements[element].flags;
+ buf->next_element_to_fill++;
+ }
element++;
elements--;
}
diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c
index 778ddfb..c67e7df 100644
--- a/drivers/s390/net/qeth_main.c
+++ b/drivers/s390/net/qeth_main.c
@@ -823,14 +823,15 @@ __qeth_delete_all_mc(struct qeth_card *card, unsigned long *flags)
again:
list_for_each_entry_safe(addr, tmp, &card->ip_list, entry) {
if (addr->is_multicast) {
+ list_del(&addr->entry);
spin_unlock_irqrestore(&card->ip_lock, *flags);
rc = qeth_deregister_addr_entry(card, addr);
spin_lock_irqsave(&card->ip_lock, *flags);
if (!rc) {
- list_del(&addr->entry);
kfree(addr);
goto again;
- }
+ } else
+ list_add(&addr->entry, &card->ip_list);
}
}
}
@@ -2701,10 +2702,15 @@ qeth_process_inbound_buffer(struct qeth_card *card,
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*/
+ else if (hdr->hdr.osn.id == QETH_HEADER_TYPE_OSN) {
skb_push(skb, sizeof(struct qeth_hdr));
skb_copy_to_linear_data(skb, hdr,
sizeof(struct qeth_hdr));
+ } else { /* unknown header type */
+ dev_kfree_skb_any(skb);
+ QETH_DBF_TEXT(trace, 3, "inbunkno");
+ QETH_DBF_HEX(control, 3, hdr, QETH_DBF_CONTROL_LEN);
+ continue;
}
/* is device UP ? */
if (!(card->dev->flags & IFF_UP)){
@@ -4508,7 +4514,8 @@ qeth_do_send_packet(struct qeth_card *card, struct qeth_qdio_out_q *queue,
/* check if we have enough elements (including following
* free buffers) to handle eddp context */
if (qeth_eddp_check_buffers_for_context(queue,ctx) < 0){
- printk("eddp tx_dropped 1\n");
+ if (net_ratelimit())
+ PRINT_WARN("eddp tx_dropped 1\n");
rc = -EBUSY;
goto out;
}
@@ -4719,8 +4726,8 @@ qeth_send_packet(struct qeth_card *card, struct sk_buff *skb)
rc = qeth_do_send_packet(card, queue, new_skb, hdr,
elements_needed, ctx);
else {
- if ((skb->protocol == htons(ETH_P_ARP)) &&
- (card->dev->flags & IFF_NOARP)) {
+ if ((!card->options.layer2) &&
+ (ipv == 0)) {
__qeth_free_new_skb(skb, new_skb);
return -EPERM;
}
-
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