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path: root/drivers/scsi/scsi_transport_iscsi.c
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Diffstat (limited to 'drivers/scsi/scsi_transport_iscsi.c')
-rw-r--r--drivers/scsi/scsi_transport_iscsi.c108
1 files changed, 49 insertions, 59 deletions
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index 42bc4b71b0ba..9906a3b562e9 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -427,40 +427,9 @@ static umode_t iscsi_iface_attr_is_visible(struct kobject *kobj,
struct device *dev = container_of(kobj, struct device, kobj);
struct iscsi_iface *iface = iscsi_dev_to_iface(dev);
struct iscsi_transport *t = iface->transport;
- int param;
- int param_type;
+ int param = -1;
- if (attr == &dev_attr_iface_enabled.attr)
- param = ISCSI_NET_PARAM_IFACE_ENABLE;
- else if (attr == &dev_attr_iface_vlan_id.attr)
- param = ISCSI_NET_PARAM_VLAN_ID;
- else if (attr == &dev_attr_iface_vlan_priority.attr)
- param = ISCSI_NET_PARAM_VLAN_PRIORITY;
- else if (attr == &dev_attr_iface_vlan_enabled.attr)
- param = ISCSI_NET_PARAM_VLAN_ENABLED;
- else if (attr == &dev_attr_iface_mtu.attr)
- param = ISCSI_NET_PARAM_MTU;
- else if (attr == &dev_attr_iface_port.attr)
- param = ISCSI_NET_PARAM_PORT;
- else if (attr == &dev_attr_iface_ipaddress_state.attr)
- param = ISCSI_NET_PARAM_IPADDR_STATE;
- else if (attr == &dev_attr_iface_delayed_ack_en.attr)
- param = ISCSI_NET_PARAM_DELAYED_ACK_EN;
- else if (attr == &dev_attr_iface_tcp_nagle_disable.attr)
- param = ISCSI_NET_PARAM_TCP_NAGLE_DISABLE;
- else if (attr == &dev_attr_iface_tcp_wsf_disable.attr)
- param = ISCSI_NET_PARAM_TCP_WSF_DISABLE;
- else if (attr == &dev_attr_iface_tcp_wsf.attr)
- param = ISCSI_NET_PARAM_TCP_WSF;
- else if (attr == &dev_attr_iface_tcp_timer_scale.attr)
- param = ISCSI_NET_PARAM_TCP_TIMER_SCALE;
- else if (attr == &dev_attr_iface_tcp_timestamp_en.attr)
- param = ISCSI_NET_PARAM_TCP_TIMESTAMP_EN;
- else if (attr == &dev_attr_iface_cache_id.attr)
- param = ISCSI_NET_PARAM_CACHE_ID;
- else if (attr == &dev_attr_iface_redirect_en.attr)
- param = ISCSI_NET_PARAM_REDIRECT_EN;
- else if (attr == &dev_attr_iface_def_taskmgmt_tmo.attr)
+ if (attr == &dev_attr_iface_def_taskmgmt_tmo.attr)
param = ISCSI_IFACE_PARAM_DEF_TASKMGMT_TMO;
else if (attr == &dev_attr_iface_header_digest.attr)
param = ISCSI_IFACE_PARAM_HDRDGST_EN;
@@ -496,6 +465,40 @@ static umode_t iscsi_iface_attr_is_visible(struct kobject *kobj,
param = ISCSI_IFACE_PARAM_STRICT_LOGIN_COMP_EN;
else if (attr == &dev_attr_iface_initiator_name.attr)
param = ISCSI_IFACE_PARAM_INITIATOR_NAME;
+
+ if (param != -1)
+ return t->attr_is_visible(ISCSI_IFACE_PARAM, param);
+
+ if (attr == &dev_attr_iface_enabled.attr)
+ param = ISCSI_NET_PARAM_IFACE_ENABLE;
+ else if (attr == &dev_attr_iface_vlan_id.attr)
+ param = ISCSI_NET_PARAM_VLAN_ID;
+ else if (attr == &dev_attr_iface_vlan_priority.attr)
+ param = ISCSI_NET_PARAM_VLAN_PRIORITY;
+ else if (attr == &dev_attr_iface_vlan_enabled.attr)
+ param = ISCSI_NET_PARAM_VLAN_ENABLED;
+ else if (attr == &dev_attr_iface_mtu.attr)
+ param = ISCSI_NET_PARAM_MTU;
+ else if (attr == &dev_attr_iface_port.attr)
+ param = ISCSI_NET_PARAM_PORT;
+ else if (attr == &dev_attr_iface_ipaddress_state.attr)
+ param = ISCSI_NET_PARAM_IPADDR_STATE;
+ else if (attr == &dev_attr_iface_delayed_ack_en.attr)
+ param = ISCSI_NET_PARAM_DELAYED_ACK_EN;
+ else if (attr == &dev_attr_iface_tcp_nagle_disable.attr)
+ param = ISCSI_NET_PARAM_TCP_NAGLE_DISABLE;
+ else if (attr == &dev_attr_iface_tcp_wsf_disable.attr)
+ param = ISCSI_NET_PARAM_TCP_WSF_DISABLE;
+ else if (attr == &dev_attr_iface_tcp_wsf.attr)
+ param = ISCSI_NET_PARAM_TCP_WSF;
+ else if (attr == &dev_attr_iface_tcp_timer_scale.attr)
+ param = ISCSI_NET_PARAM_TCP_TIMER_SCALE;
+ else if (attr == &dev_attr_iface_tcp_timestamp_en.attr)
+ param = ISCSI_NET_PARAM_TCP_TIMESTAMP_EN;
+ else if (attr == &dev_attr_iface_cache_id.attr)
+ param = ISCSI_NET_PARAM_CACHE_ID;
+ else if (attr == &dev_attr_iface_redirect_en.attr)
+ param = ISCSI_NET_PARAM_REDIRECT_EN;
else if (iface->iface_type == ISCSI_IFACE_TYPE_IPV4) {
if (attr == &dev_attr_ipv4_iface_ipaddress.attr)
param = ISCSI_NET_PARAM_IPV4_ADDR;
@@ -586,32 +589,7 @@ static umode_t iscsi_iface_attr_is_visible(struct kobject *kobj,
return 0;
}
- switch (param) {
- case ISCSI_IFACE_PARAM_DEF_TASKMGMT_TMO:
- case ISCSI_IFACE_PARAM_HDRDGST_EN:
- case ISCSI_IFACE_PARAM_DATADGST_EN:
- case ISCSI_IFACE_PARAM_IMM_DATA_EN:
- case ISCSI_IFACE_PARAM_INITIAL_R2T_EN:
- case ISCSI_IFACE_PARAM_DATASEQ_INORDER_EN:
- case ISCSI_IFACE_PARAM_PDU_INORDER_EN:
- case ISCSI_IFACE_PARAM_ERL:
- case ISCSI_IFACE_PARAM_MAX_RECV_DLENGTH:
- case ISCSI_IFACE_PARAM_FIRST_BURST:
- case ISCSI_IFACE_PARAM_MAX_R2T:
- case ISCSI_IFACE_PARAM_MAX_BURST:
- case ISCSI_IFACE_PARAM_CHAP_AUTH_EN:
- case ISCSI_IFACE_PARAM_BIDI_CHAP_EN:
- case ISCSI_IFACE_PARAM_DISCOVERY_AUTH_OPTIONAL:
- case ISCSI_IFACE_PARAM_DISCOVERY_LOGOUT_EN:
- case ISCSI_IFACE_PARAM_STRICT_LOGIN_COMP_EN:
- case ISCSI_IFACE_PARAM_INITIATOR_NAME:
- param_type = ISCSI_IFACE_PARAM;
- break;
- default:
- param_type = ISCSI_NET_PARAM;
- }
-
- return t->attr_is_visible(param_type, param);
+ return t->attr_is_visible(ISCSI_NET_PARAM, param);
}
static struct attribute *iscsi_iface_attrs[] = {
@@ -2328,6 +2306,18 @@ int iscsi_destroy_conn(struct iscsi_cls_conn *conn)
}
EXPORT_SYMBOL_GPL(iscsi_destroy_conn);
+void iscsi_put_conn(struct iscsi_cls_conn *conn)
+{
+ put_device(&conn->dev);
+}
+EXPORT_SYMBOL_GPL(iscsi_put_conn);
+
+void iscsi_get_conn(struct iscsi_cls_conn *conn)
+{
+ get_device(&conn->dev);
+}
+EXPORT_SYMBOL_GPL(iscsi_get_conn);
+
/*
* iscsi interface functions
*/