Commit cf38e4f7 authored by Eyal Shapira's avatar Eyal Shapira Committed by Emmanuel Grumbach

iwlwifi: mvm: don't use highest rate in VHT MCS Set

Keeping this as 0 is ok according to spec section 9.7.11
as this means the limits are according to the Tx/Rx
supported MCS x NSS bitmap. Initially we've set these as
there were concerns of interop issues but these turned out
to be false.
Signed-off-by: default avatarEyal Shapira <eyalx.shapira@intel.com>
Reviewed-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarEmmanuel Grumbach <emmanuel.grumbach@intel.com>
parent 7a06a38a
...@@ -289,9 +289,6 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg, ...@@ -289,9 +289,6 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg,
IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 | IEEE80211_VHT_MCS_NOT_SUPPORTED << 12 |
IEEE80211_VHT_MCS_NOT_SUPPORTED << 14); 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 || if (num_ants == 1 ||
cfg->rx_with_siso_diversity) { cfg->rx_with_siso_diversity) {
vht_cap->cap |= IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN | vht_cap->cap |= IEEE80211_VHT_CAP_RX_ANTENNA_PATTERN |
...@@ -299,12 +296,9 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg, ...@@ -299,12 +296,9 @@ static void iwl_init_vht_hw_capab(const struct iwl_cfg *cfg,
/* this works because NOT_SUPPORTED == 3 */ /* this works because NOT_SUPPORTED == 3 */
vht_cap->vht_mcs.rx_mcs_map |= vht_cap->vht_mcs.rx_mcs_map |=
cpu_to_le16(IEEE80211_VHT_MCS_NOT_SUPPORTED << 2); 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_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, static void iwl_init_sbands(struct device *dev, const struct iwl_cfg *cfg,
......
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