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s390/qeth: remove support for IPA_IP_FRAGMENTATION

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This Assist was never actually implemented in any hardware, so just
remove the leftovers.

Signed-off-by: Julian Wiedmann <jwi@linux.vnet.ibm.com>
Reviewed-by: Hans Wippel <hwippel@linux.vnet.ibm.com>
Reviewed-by: Thomas Richter <tmricht@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Julian Wiedmann 2017-06-06 14:33:42 +02:00 committed by David S. Miller
parent 359fce1d40
commit 4845b93ff2
3 changed files with 2 additions and 29 deletions
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3
drivers/s390/net/qeth_core_main.c
View File

@ -4199,8 +4199,7 @@ int qeth_change_mtu(struct net_device *dev, int new_mtu)
sprintf(dbf_text, "%8x", new_mtu);
QETH_CARD_TEXT(card, 4, dbf_text);
if ((!qeth_is_supported(card, IPA_IP_FRAGMENTATION)) &&
(!qeth_mtu_is_valid(card, new_mtu)))
if (!qeth_mtu_is_valid(card, new_mtu))
return -EINVAL;
dev->mtu = new_mtu;
return 0;

2
drivers/s390/net/qeth_core_mpc.h
View File

@ -192,7 +192,7 @@ enum qeth_ipa_funcs {
IPA_ARP_PROCESSING = 0x00000001L,
IPA_INBOUND_CHECKSUM = 0x00000002L,
IPA_OUTBOUND_CHECKSUM = 0x00000004L,
IPA_IP_FRAGMENTATION = 0x00000008L,
/* RESERVED = 0x00000008L,*/
IPA_FILTERING = 0x00000010L,
IPA_IPV6 = 0x00000020L,
IPA_MULTICASTING = 0x00000040L,

26
drivers/s390/net/qeth_l3_main.c
View File

@ -956,31 +956,6 @@ static int qeth_l3_start_ipa_arp_processing(struct qeth_card *card)
return rc;
}
static int qeth_l3_start_ipa_ip_fragmentation(struct qeth_card *card)
{
int rc;
QETH_CARD_TEXT(card, 3, "ipaipfrg");
if (!qeth_is_supported(card, IPA_IP_FRAGMENTATION)) {
dev_info(&card->gdev->dev,
"Hardware IP fragmentation not supported on %s\n",
QETH_CARD_IFNAME(card));
return -EOPNOTSUPP;
}
rc = qeth_send_simple_setassparms(card, IPA_IP_FRAGMENTATION,
IPA_CMD_ASS_START, 0);
if (rc) {
dev_warn(&card->gdev->dev,
"Starting IP fragmentation support for %s failed\n",
QETH_CARD_IFNAME(card));
} else
dev_info(&card->gdev->dev,
"Hardware IP fragmentation enabled \n");
return rc;
}
static int qeth_l3_start_ipa_source_mac(struct qeth_card *card)
{
int rc;
@ -1171,7 +1146,6 @@ static int qeth_l3_start_ipassists(struct qeth_card *card)
if (qeth_set_access_ctrl_online(card, 0))
return -EIO;
qeth_l3_start_ipa_arp_processing(card); /* go on*/
qeth_l3_start_ipa_ip_fragmentation(card); /* go on*/
qeth_l3_start_ipa_source_mac(card); /* go on*/
qeth_l3_start_ipa_vlan(card); /* go on*/
qeth_l3_start_ipa_multicast(card); /* go on*/