This is a note to let you know that I've just added the patch titled
wifi: mt76: mt7925: fix wmm queue mapping
to the 6.8-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
wifi-mt76-mt7925-fix-wmm-queue-mapping.patch
and it can be found in the queue-6.8 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 9a5a33304048f679cd4fae4192dbb01afacbc91b
Author: Ming Yen Hsieh <mingyen.hsieh@xxxxxxxxxxxx>
Date: Fri Dec 29 11:09:31 2023 +0800
wifi: mt76: mt7925: fix wmm queue mapping
[ Upstream commit 9d89edb576e385267f40193bd3776157101a504a ]
Firmware uses access class index (ACI) for wmm parameters update,
so convert mac80211 queue to ACI in mt7925_conf_tx().
Fixes: c948b5da6bbe ("wifi: mt76: mt7925: add Mediatek Wi-Fi7 driver for mt7925 chips")
Signed-off-by: Ming Yen Hsieh <mingyen.hsieh@xxxxxxxxxxxx>
Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/main.c b/drivers/net/wireless/mediatek/mt76/mt7925/main.c
index 125a1be3cb64c..5671e08dec654 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7925/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7925/main.c
@@ -1273,6 +1273,25 @@ mt7925_channel_switch_beacon(struct ieee80211_hw *hw,
mt792x_mutex_release(dev);
}
+static int
+mt7925_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
+ unsigned int link_id, u16 queue,
+ const struct ieee80211_tx_queue_params *params)
+{
+ struct mt792x_vif *mvif = (struct mt792x_vif *)vif->drv_priv;
+ static const u8 mq_to_aci[] = {
+ [IEEE80211_AC_VO] = 3,
+ [IEEE80211_AC_VI] = 2,
+ [IEEE80211_AC_BE] = 0,
+ [IEEE80211_AC_BK] = 1,
+ };
+
+ /* firmware uses access class index */
+ mvif->queue_params[mq_to_aci[queue]] = *params;
+
+ return 0;
+}
+
static int
mt7925_start_ap(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ieee80211_bss_conf *link_conf)
@@ -1396,7 +1415,7 @@ const struct ieee80211_ops mt7925_ops = {
.add_interface = mt7925_add_interface,
.remove_interface = mt792x_remove_interface,
.config = mt7925_config,
- .conf_tx = mt792x_conf_tx,
+ .conf_tx = mt7925_conf_tx,
.configure_filter = mt7925_configure_filter,
.bss_info_changed = mt7925_bss_info_changed,
.start_ap = mt7925_start_ap,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
index 4811fccbe30e8..0299045b4b833 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7925/mcu.c
@@ -895,7 +895,7 @@ int mt7925_mcu_set_tx(struct mt792x_dev *dev, struct ieee80211_vif *vif)
e = (struct edca *)tlv;
e->set = WMM_PARAM_SET;
- e->queue = ac + mvif->mt76.wmm_idx * MT76_CONNAC_MAX_WMM_SETS;
+ e->queue = ac;
e->aifs = q->aifs;
e->txop = cpu_to_le16(q->txop);
