From: Ben Greear <gree...@candelatech.com>
ath10k supports VHT on 2.4Ghz band.
If supplicant and hostapd and radio think
VHT should be allowed, then kernel should let them
try.
Signed-off-by: Ben Greear <gree...@candelatech.com>
---
net/mac80211/mlme.c | 16 ----------------
net/mac80211/util.c | 13 +------------
net/mac80211/vht.c | 15 ---------------
3 files changed, 1 insertion(+), 43 deletions(-)
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 6f079ca..7719867 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -4233,8 +4233,6 @@ static int ieee80211_prep_channel(struct
ieee80211_sub_if_data *sdata,
struct ieee80211_supported_band *sband;
struct cfg80211_chan_def chandef;
int ret;
- u32 i;
- bool have_80mhz;
sband = local->hw.wiphy->bands[cbss->channel->band];
@@ -4285,20 +4283,6 @@ static int ieee80211_prep_channel(struct
ieee80211_sub_if_data *sdata,
}
}
- /* Allow VHT if at least one channel on the sband supports 80 MHz */
- have_80mhz = false;
- for (i = 0; i < sband->n_channels; i++) {
- if (sband->channels[i].flags & (IEEE80211_CHAN_DISABLED |
- IEEE80211_CHAN_NO_80MHZ))
- continue;
-
- have_80mhz = true;
- break;
- }
-
- if (!have_80mhz)
- ifmgd->flags |= IEEE80211_STA_DISABLE_VHT;
-
ifmgd->flags |= ieee80211_determine_chantype(sdata, sband,
cbss->channel,
ht_cap, ht_oper, vht_oper,
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index f8eb0f8..cabe16f 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1475,7 +1475,6 @@ static int ieee80211_build_preq_ies_band(struct
ieee80211_local *local,
int ext_rates_len;
int shift;
u32 rate_flags;
- bool have_80mhz = false;
*offset = 0;
@@ -1604,17 +1603,7 @@ static int ieee80211_build_preq_ies_band(struct
ieee80211_local *local,
*offset = noffset;
}
- /* Check if any channel in this sband supports at least 80 MHz */
- for (i = 0; i < sband->n_channels; i++) {
- if (sband->channels[i].flags & (IEEE80211_CHAN_DISABLED |
- IEEE80211_CHAN_NO_80MHZ))
- continue;
-
- have_80mhz = true;
- break;
- }
-
- if (sband->vht_cap.vht_supported && have_80mhz && !disable_vht) {
+ if (sband->vht_cap.vht_supported && /*have_80mhz &&*/ !disable_vht) {
if (end - pos < 2 + sizeof(struct ieee80211_vht_cap))
goto out_err;
pos = ieee80211_ie_build_vht_cap(pos, &sband->vht_cap,
diff --git a/net/mac80211/vht.c b/net/mac80211/vht.c
index c38b2f0..58887b3 100644
--- a/net/mac80211/vht.c
+++ b/net/mac80211/vht.c
@@ -120,7 +120,6 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct
ieee80211_sub_if_data *sdata,
struct ieee80211_sta_vht_cap *vht_cap = &sta->sta.vht_cap;
struct ieee80211_sta_vht_cap own_cap;
u32 cap_info, i;
- bool have_80mhz;
memset(vht_cap, 0, sizeof(*vht_cap));
@@ -130,20 +129,6 @@ ieee80211_vht_cap_ie_to_sta_vht_cap(struct
ieee80211_sub_if_data *sdata,
if (!vht_cap_ie || !sband->vht_cap.vht_supported)
return;
- /* Allow VHT if at least one channel on the sband supports 80 MHz */
- have_80mhz = false;
- for (i = 0; i < sband->n_channels; i++) {
- if (sband->channels[i].flags & (IEEE80211_CHAN_DISABLED |
- IEEE80211_CHAN_NO_80MHZ))
- continue;
-
- have_80mhz = true;
- break;
- }
-
- if (!have_80mhz)
- return;
-
/*
* A VHT STA must support 40 MHz, but if we verify that here
* then we break a few things - some APs (e.g. Netgear R6300v2
--
2.4.3
--
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