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[SCSI] qla4xxx: Added support to update mtu

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Signed-off-by: Vikas Chaudhary <vikas.chaudhary@qlogic.com>
Reviewed-by: Mike Christie <michaelc@cs.wisc.edu>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Vikas Chaudhary 2011-08-01 03:26:13 -07:00 committed by James Bottomley
parent 8c7d40fb6b
commit 943c157b79
3 changed files with 15 additions and 0 deletions
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1
drivers/scsi/qla4xxx/ql4_def.h
View file

@ -343,6 +343,7 @@ struct ipaddress_config {
struct in6_addr ipv6_addr0;
struct in6_addr ipv6_addr1;
struct in6_addr ipv6_default_router_addr;
uint16_t eth_mtu_size;
};
#define QL4_CHAP_MAX_NAME_LEN 256

2
drivers/scsi/qla4xxx/ql4_mbx.c
View file

@ -333,6 +333,8 @@ qla4xxx_update_local_ip(struct scsi_qla_host *ha,
ha->ip_config.ipv4_options = le16_to_cpu(init_fw_cb->ipv4_ip_opts);
ha->ip_config.ipv4_addr_state =
le16_to_cpu(init_fw_cb->ipv4_addr_state);
ha->ip_config.eth_mtu_size =
le16_to_cpu(init_fw_cb->eth_mtu_size);
if (ha->acb_version == ACB_SUPPORTED) {
ha->ip_config.ipv6_options = le16_to_cpu(init_fw_cb->ipv6_opts);

12
drivers/scsi/qla4xxx/ql4_os.c
View file

@ -230,6 +230,7 @@ static mode_t ql4_attr_is_visible(int param_type, int param)
case ISCSI_NET_PARAM_VLAN_ID:
case ISCSI_NET_PARAM_VLAN_PRIORITY:
case ISCSI_NET_PARAM_VLAN_ENABLED:
case ISCSI_NET_PARAM_MTU:
return S_IRUGO;
default:
return 0;
@ -335,6 +336,9 @@ static int qla4xxx_get_iface_param(struct iscsi_iface *iface,
IPV6_OPT_VLAN_TAGGING_ENABLE) ?
"enabled" : "disabled");
break;
case ISCSI_NET_PARAM_MTU:
len = sprintf(buf, "%d\n", ha->ip_config.eth_mtu_size);
break;
default:
len = -ENOSYS;
}
@ -718,6 +722,10 @@ static void qla4xxx_set_ipv6(struct scsi_qla_host *ha,
init_fw_cb->ipv6_opts &=
cpu_to_le16(~IPV6_OPT_VLAN_TAGGING_ENABLE);
break;
case ISCSI_NET_PARAM_MTU:
init_fw_cb->eth_mtu_size =
cpu_to_le16(*(uint16_t *)iface_param->value);
break;
default:
ql4_printk(KERN_ERR, ha, "Unknown IPv6 param = %d\n",
iface_param->param);
@ -778,6 +786,10 @@ static void qla4xxx_set_ipv4(struct scsi_qla_host *ha,
init_fw_cb->ipv4_ip_opts &=
cpu_to_le16(~IPOPT_VLAN_TAGGING_ENABLE);
break;
case ISCSI_NET_PARAM_MTU:
init_fw_cb->eth_mtu_size =
cpu_to_le16(*(uint16_t *)iface_param->value);
break;
default:
ql4_printk(KERN_ERR, ha, "Unknown IPv4 param = %d\n",
iface_param->param);