void beiscsi_destroy_def_ifaces(struct beiscsi_hba *phba)
{
if (phba->ipv6_iface)
iscsi_destroy_iface(phba->ipv6_iface);
if (phba->ipv4_iface)
iscsi_destroy_iface(phba->ipv4_iface);
}
void beiscsi_iface_destroy_default(struct beiscsi_hba *phba)
{
if (phba->ipv6_iface) {
iscsi_destroy_iface(phba->ipv6_iface);
phba->ipv6_iface = NULL;
}
if (phba->ipv4_iface) {
iscsi_destroy_iface(phba->ipv4_iface);
phba->ipv4_iface = NULL;
}
}
static int
beiscsi_set_ipv6(struct Scsi_Host *shost,
struct iscsi_iface_param_info *iface_param,
void *data, uint32_t dt_len)
{
struct beiscsi_hba *phba = iscsi_host_priv(shost);
int ret = 0;
switch (iface_param->param) {
case ISCSI_NET_PARAM_IFACE_ENABLE:
if (iface_param->value[0] == ISCSI_IFACE_ENABLE)
ret = beiscsi_create_ipv6_iface(phba);
else {
iscsi_destroy_iface(phba->ipv6_iface);
ret = 0;
}
break;
case ISCSI_NET_PARAM_IPV6_ADDR:
ret = mgmt_set_ip(phba, iface_param, NULL,
ISCSI_BOOTPROTO_STATIC);
break;
default:
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
"BS_%d : Param %d not supported\n",
iface_param->param);
}
return ret;
}
static int
beiscsi_iface_config_ipv6(struct Scsi_Host *shost,
struct iscsi_iface_param_info *iface_param,
void *data, uint32_t dt_len)
{
struct beiscsi_hba *phba = iscsi_host_priv(shost);
int ret = -EPERM;
switch (iface_param->param) {
case ISCSI_NET_PARAM_IFACE_ENABLE:
if (iface_param->value[0] == ISCSI_IFACE_ENABLE)
ret = beiscsi_iface_create_ipv6(phba);
else {
iscsi_destroy_iface(phba->ipv6_iface);
phba->ipv6_iface = NULL;
}
break;
case ISCSI_NET_PARAM_IPV6_ADDR:
ret = beiscsi_if_en_static(phba, BEISCSI_IP_TYPE_V6,
iface_param->value, NULL);
break;
}
return ret;
}
static int
beiscsi_set_ipv4(struct Scsi_Host *shost,
struct iscsi_iface_param_info *iface_param,
void *data, uint32_t dt_len)
{
struct beiscsi_hba *phba = iscsi_host_priv(shost);
int ret = 0;
/* Check the param */
switch (iface_param->param) {
case ISCSI_NET_PARAM_IPV4_GW:
ret = mgmt_set_gateway(phba, iface_param);
break;
case ISCSI_NET_PARAM_IPV4_BOOTPROTO:
if (iface_param->value[0] == ISCSI_BOOTPROTO_DHCP)
ret = mgmt_set_ip(phba, iface_param,
NULL, ISCSI_BOOTPROTO_DHCP);
else if (iface_param->value[0] == ISCSI_BOOTPROTO_STATIC)
ret = beiscsi_set_static_ip(shost, iface_param,
data, dt_len);
else
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
"BS_%d : Invalid BOOTPROTO: %d\n",
iface_param->value[0]);
break;
case ISCSI_NET_PARAM_IFACE_ENABLE:
if (iface_param->value[0] == ISCSI_IFACE_ENABLE)
ret = beiscsi_create_ipv4_iface(phba);
else
iscsi_destroy_iface(phba->ipv4_iface);
break;
case ISCSI_NET_PARAM_IPV4_SUBNET:
case ISCSI_NET_PARAM_IPV4_ADDR:
ret = beiscsi_set_static_ip(shost, iface_param,
data, dt_len);
break;
case ISCSI_NET_PARAM_VLAN_ENABLED:
case ISCSI_NET_PARAM_VLAN_TAG:
ret = beiscsi_set_vlan_tag(shost, iface_param);
break;
default:
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
"BS_%d : Param %d not supported\n",
iface_param->param);
}
return ret;
}
static int
beiscsi_iface_config_ipv4(struct Scsi_Host *shost,
struct iscsi_iface_param_info *info,
void *data, uint32_t dt_len)
{
struct beiscsi_hba *phba = iscsi_host_priv(shost);
u8 *ip = NULL, *subnet = NULL, *gw;
struct nlattr *nla;
int ret = -EPERM;
/* Check the param */
switch (info->param) {
case ISCSI_NET_PARAM_IFACE_ENABLE:
if (info->value[0] == ISCSI_IFACE_ENABLE)
ret = beiscsi_iface_create_ipv4(phba);
else {
iscsi_destroy_iface(phba->ipv4_iface);
phba->ipv4_iface = NULL;
}
break;
case ISCSI_NET_PARAM_IPV4_GW:
gw = info->value;
ret = beiscsi_if_set_gw(phba, BEISCSI_IP_TYPE_V4, gw);
break;
case ISCSI_NET_PARAM_IPV4_BOOTPROTO:
if (info->value[0] == ISCSI_BOOTPROTO_DHCP)
ret = beiscsi_if_en_dhcp(phba, BEISCSI_IP_TYPE_V4);
else if (info->value[0] == ISCSI_BOOTPROTO_STATIC)
/* release DHCP IP address */
ret = beiscsi_if_en_static(phba, BEISCSI_IP_TYPE_V4,
NULL, NULL);
else
beiscsi_log(phba, KERN_ERR, BEISCSI_LOG_CONFIG,
"BS_%d : Invalid BOOTPROTO: %d\n",
info->value[0]);
break;
case ISCSI_NET_PARAM_IPV4_ADDR:
ip = info->value;
nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_SUBNET);
if (nla) {
info = nla_data(nla);
subnet = info->value;
}
ret = beiscsi_if_en_static(phba, BEISCSI_IP_TYPE_V4,
ip, subnet);
break;
case ISCSI_NET_PARAM_IPV4_SUBNET:
/*
* OPCODE_COMMON_ISCSI_NTWK_MODIFY_IP_ADDR ioctl needs IP
* and subnet both. Find IP to be applied for this subnet.
*/
subnet = info->value;
nla = nla_find(data, dt_len, ISCSI_NET_PARAM_IPV4_ADDR);
if (nla) {
info = nla_data(nla);
ip = info->value;
}
ret = beiscsi_if_en_static(phba, BEISCSI_IP_TYPE_V4,
ip, subnet);
break;
}
return ret;
}