MT_WCID_ATTR_PKEY_MODE
mt76_rmw_field(dev, MT_WCID_ATTR(idx), MT_WCID_ATTR_PKEY_MODE, cipher);
val &= ~MT_WCID_ATTR_PKEY_MODE & ~MT_WCID_ATTR_PKEY_MODE_EXT;
val |= FIELD_PREP(MT_WCID_ATTR_PKEY_MODE, cipher & 7) |