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authorKlaus-Dieter Wacker <kdwacker@de.ibm.com>2009-01-04 17:36:05 -0800
committerDavid S. Miller <davem@davemloft.net>2009-01-04 17:36:05 -0800
commit015e691cfef02f41aa4deb8aa7efc394bb6d85f0 (patch)
tree8b7c594df13026eee5271f2ec66a6aff19384a93 /drivers/s390
parent5b54e16f1a54cee8e590cb039b5c067914ae5081 (diff)
downloadop-kernel-dev-015e691cfef02f41aa4deb8aa7efc394bb6d85f0.zip
op-kernel-dev-015e691cfef02f41aa4deb8aa7efc394bb6d85f0.tar.gz
qeth: No large send using EDDP for HiperSockets.
From: Klaus-Dieter Wacker <kdwacker@de.ibm.com> The device driver qeth dos not support large send using EDDP for HiperSockets. Signed-off-by: Klaus-Dieter Wacker <kdwacker@de.ibm.com> Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/s390')
-rw-r--r--drivers/s390/net/qeth_core_main.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/s390/net/qeth_core_main.c b/drivers/s390/net/qeth_core_main.c
index 4a2ac0c..6811dd5 100644
--- a/drivers/s390/net/qeth_core_main.c
+++ b/drivers/s390/net/qeth_core_main.c
@@ -287,8 +287,15 @@ int qeth_set_large_send(struct qeth_card *card,
card->options.large_send = type;
switch (card->options.large_send) {
case QETH_LARGE_SEND_EDDP:
- card->dev->features |= NETIF_F_TSO | NETIF_F_SG |
+ if (card->info.type != QETH_CARD_TYPE_IQD) {
+ card->dev->features |= NETIF_F_TSO | NETIF_F_SG |
NETIF_F_HW_CSUM;
+ } else {
+ card->dev->features &= ~(NETIF_F_TSO | NETIF_F_SG |
+ NETIF_F_HW_CSUM);
+ card->options.large_send = QETH_LARGE_SEND_NO;
+ rc = -EOPNOTSUPP;
+ }
break;
case QETH_LARGE_SEND_TSO:
if (qeth_is_supported(card, IPA_OUTBOUND_TSO)) {
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