static int ixgbe_dcbnl_ieee_delapp(struct net_device *dev,
struct dcb_app *app)
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
int err;
if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_IEEE))
return -EINVAL;
err = dcb_ieee_delapp(dev, app);
#ifdef IXGBE_FCOE
if (!err && app->selector == IEEE_8021QAZ_APP_SEL_ETHERTYPE &&
app->protocol == ETH_P_FCOE) {
u8 app_mask = dcb_ieee_getapp_mask(dev, app);
if (app_mask & (1 << adapter->fcoe.up))
return err;
adapter->fcoe.up = app_mask ?
ffs(app_mask) - 1 : IXGBE_FCOE_DEFTC;
ixgbe_dcbnl_devreset(dev);
}
#endif
return err;
}
/**
* i40e_dcbnl_vsi_del_app - Delete APP for given VSI
* @vsi: the corresponding vsi
* @app: APP to delete
*
* Delete given APP from the DCBNL APP table for given
* VSI
**/
static int i40e_dcbnl_vsi_del_app(struct i40e_vsi *vsi,
struct i40e_dcb_app_priority_table *app)
{
struct net_device *dev = vsi->netdev;
struct dcb_app sapp;
if (!dev)
return -EINVAL;
sapp.selector = app->selector;
sapp.protocol = app->protocolid;
sapp.priority = app->priority;
return dcb_ieee_delapp(dev, &sapp);
}
static int ixgbe_dcbnl_ieee_delapp(struct net_device *dev,
struct dcb_app *app)
{
struct ixgbe_adapter *adapter = netdev_priv(dev);
int err;
if (!(adapter->dcbx_cap & DCB_CAP_DCBX_VER_IEEE))
return -EINVAL;
err = dcb_ieee_delapp(dev, app);
#ifdef IXGBE_FCOE
if (!err && app->selector == IEEE_8021QAZ_APP_SEL_ETHERTYPE &&
app->protocol == ETH_P_FCOE) {
u8 app_mask = dcb_ieee_getapp_mask(dev, app);
if (app_mask & (1 << adapter->fcoe.up))
return err;
adapter->fcoe.up = app_mask ?
ffs(app_mask) - 1 : IXGBE_FCOE_DEFTC;
ixgbe_dcbnl_devreset(dev);
}
#endif
/* IF default priority is being removed clear VF default UP */
if (app->selector == IEEE_8021QAZ_APP_SEL_ETHERTYPE &&
app->protocol == 0 && adapter->default_up == app->priority) {
int vf;
long unsigned int app_mask = dcb_ieee_getapp_mask(dev, app);
int qos = app_mask ? find_first_bit(&app_mask, 8) : 0;
adapter->default_up = qos;
for (vf = 0; vf < adapter->num_vfs; vf++) {
struct vf_data_storage *vfinfo = &adapter->vfinfo[vf];
if (!vfinfo->pf_qos)
ixgbe_set_vmvir(adapter, vfinfo->pf_vlan,
qos, vf);
}
}
return err;
}