1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c
index b3bc30b4292b..662d9936485c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-drv.c
+++ b/drivers/net/wireless/iwlwifi/iwl-drv.c
@@ -728,6 +728,12 @@ static int iwl_parse_tlv_firmware(struct iwl_drv *drv,
                         if (tlv_len != sizeof(u32))
                                 goto invalid_tlv_len;
                         drv->fw.phy_config = le32_to_cpup((__le32 *)tlv_data);
+                        drv->fw.valid_tx_ant = (drv->fw.phy_config &
+                                                FW_PHY_CFG_TX_CHAIN) >>
+                                                FW_PHY_CFG_TX_CHAIN_POS;
+                        drv->fw.valid_rx_ant = (drv->fw.phy_config &
+                                                FW_PHY_CFG_RX_CHAIN) >>
+                                                FW_PHY_CFG_RX_CHAIN_POS;
                         break;
                  case IWL_UCODE_TLV_SECURE_SEC_RT:
                         iwl_store_ucode_sec(pieces, tlv_data, IWL_UCODE_REGULAR,