iwlwifi: mvm: set highest rate in VHT MCS Set

Set the Tx/Rx highest long GI rates in the VHT Supported MCS Set
field according to the chip capabilties.

Signed-off-by: Eyal Shapira <eyal@wizery.com>
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
index ebf629b..a48decc 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/iwlwifi/iwl-nvm-parse.c
@@ -290,6 +290,9 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg,
                            IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 |
                            IEEE80211_VHT_MCS_NOT_SUPPORTED << 14);
 
+       /* Max rate for Long GI NSS=2 80Mhz is 780Mbps */
+       vht_cap->vht_mcs.rx_highest = cpu_to_le16(780);
+
        if (num_ants == 1 ||
            cfg->rx_with_siso_diversity) {
                vht_cap->cap |= IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN |
@@ -297,9 +300,12 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg,
                /* this works because NOT_SUPPORTED == 3 */
                vht_cap->vht_mcs.rx_mcs_map |=
                        cpu_to_le16(IEEE80211_VHT_MCS_NOT_SUPPORTED << 2);
+               /* Max rate for Long GI NSS=1 80Mhz is 390Mbps */
+               vht_cap->vht_mcs.rx_highest = cpu_to_le16(390);
        }
 
        vht_cap->vht_mcs.tx_mcs_map = vht_cap->vht_mcs.rx_mcs_map;
+       vht_cap->vht_mcs.tx_highest = vht_cap->vht_mcs.rx_highest;
 }
 
 static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,