It should only be set to 20 for long slot time on 2.4 GHz
Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt7915/main.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
index 351285daac99..2d4457fbb5ab 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -634,7 +634,11 @@ static void mt7915_bss_info_changed(struct ieee80211_hw *hw,
mt7915_mac_enable_rtscts(dev, vif, info->use_cts_prot);
if (changed & BSS_CHANGED_ERP_SLOT) {
- int slottime = info->use_short_slot ? 9 : 20;
+ int slottime = 9;
+
+ if (phy->mt76->chandef.chan->band == NL80211_BAND_2GHZ &&
+ !info->use_short_slot)
+ slottime = 20;
if (slottime != phy->slottime) {
phy->slottime = slottime;
--
2.47.1
