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wifi: mt76: mt7996: rework mt7996_sta_hw_queue_read to support MLO

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Extend mt7996_sta_hw_queue_read to support multi-link setup.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Link: https://patch.msgid.link/20250312-b4-mt7996-mlo-p2-v1-10-015b3d6fd928@kernel.org
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi
2025-03-12 12:13:54 +01:00
committed by Felix Fietkau
parent 01690494f6
commit cf88e159de
1 changed files with 38 additions and 16 deletions
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54
drivers/net/wireless/mediatek/mt76/mt7996/debugfs.c
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@@ -616,29 +616,51 @@ static void
mt7996_sta_hw_queue_read(void *data, struct ieee80211_sta *sta)
{
struct mt7996_sta *msta = (struct mt7996_sta *)sta->drv_priv;
struct mt7996_dev *dev = msta->vif->deflink.phy->dev;
struct mt7996_sta_link *msta_link = &msta->deflink;
struct mt7996_vif *mvif = msta->vif;
struct mt7996_dev *dev = mvif->deflink.phy->dev;
struct ieee80211_link_sta *link_sta;
struct seq_file *s = data;
u8 ac;
struct ieee80211_vif *vif;
unsigned int link_id;
for (ac = 0; ac < 4; ac++) {
u32 qlen, ctrl, val;
u32 idx = msta_link->wcid.idx >> 5;
u8 offs = msta_link->wcid.idx & GENMASK(4, 0);
vif = container_of((void *)mvif, struct ieee80211_vif, drv_priv);
ctrl = BIT(31) | BIT(11) | (ac << 24);
val = mt76_rr(dev, MT_PLE_AC_QEMPTY(ac, idx));
rcu_read_lock();
if (val & BIT(offs))
for_each_sta_active_link(vif, sta, link_sta, link_id) {
struct mt7996_sta_link *msta_link;
struct mt76_vif_link *mlink;
u8 ac;
mlink = rcu_dereference(mvif->mt76.link[link_id]);
if (!mlink)
continue;
mt76_wr(dev, MT_FL_Q0_CTRL, ctrl | msta_link->wcid.idx);
qlen = mt76_get_field(dev, MT_FL_Q3_CTRL,
GENMASK(11, 0));
seq_printf(s, "\tSTA %pM wcid %d: AC%d%d queued:%d\n",
sta->addr, msta_link->wcid.idx,
msta->vif->deflink.mt76.wmm_idx, ac, qlen);
msta_link = rcu_dereference(msta->link[link_id]);
if (!msta_link)
continue;
for (ac = 0; ac < 4; ac++) {
u32 idx = msta_link->wcid.idx >> 5, qlen, ctrl, val;
u8 offs = msta_link->wcid.idx & GENMASK(4, 0);
ctrl = BIT(31) | BIT(11) | (ac << 24);
val = mt76_rr(dev, MT_PLE_AC_QEMPTY(ac, idx));
if (val & BIT(offs))
continue;
mt76_wr(dev,
MT_FL_Q0_CTRL, ctrl | msta_link->wcid.idx);
qlen = mt76_get_field(dev, MT_FL_Q3_CTRL,
GENMASK(11, 0));
seq_printf(s, "\tSTA %pM wcid %d: AC%d%d queued:%d\n",
sta->addr, msta_link->wcid.idx,
mlink->wmm_idx, ac, qlen);
}
}
rcu_read_unlock();
}
static int