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mt7603: fix tx status rate reporting for fixed-rate packets

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Add support for parsing legacy rates, use a flag in the tx status info
as indicator for fixed rate packets

Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2018-11-06 22:19:20 +01:00
parent a1afefdbf0
commit 5ee05239fa
1 changed files with 33 additions and 3 deletions
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mt7603/mac.c
+33 -3
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@@ -891,13 +891,16 @@ static bool
mt7603_fill_txs(struct mt7603_dev *dev, struct mt7603_sta *sta,
struct ieee80211_tx_info *info, __le32 *txs_data)
{
struct ieee80211_supported_band *sband;
int final_idx = 0;
u32 final_rate;
u32 final_rate_flags;
bool final_mpdu;
bool ack_timeout;
bool fixed_rate;
bool probe;
bool ampdu;
bool cck = false;
int count;
u32 txs;
u8 pid;
@@ -952,7 +955,7 @@ mt7603_fill_txs(struct mt7603_dev *dev, struct mt7603_sta *sta,
if (fixed_rate && !probe) {
info->status.rates[0].count = count;
return true;
goto out;
}
for (i = 0, idx = 0; i < ARRAY_SIZE(info->status.rates); i++) {
@@ -980,8 +983,35 @@ mt7603_fill_txs(struct mt7603_dev *dev, struct mt7603_sta *sta,
count -= cur_count;
}
if (sta->rates[final_idx].flags & IEEE80211_TX_RC_MCS)
info->status.rates[final_idx].idx = final_rate & GENMASK(5, 0);
out:
final_rate_flags = info->status.rates[final_idx].flags;
switch (FIELD_GET(MT_TX_RATE_MODE, final_rate)) {
case MT_PHY_TYPE_CCK:
cck = true;
/* fall through */
case MT_PHY_TYPE_OFDM:
if (dev->mt76.chandef.chan->band == NL80211_BAND_5GHZ)
sband = &dev->mt76.sband_5g.sband;
else
sband = &dev->mt76.sband_2g.sband;
final_rate &= GENMASK(5, 0);
final_rate = mt7603_get_rate(dev, sband, final_rate, cck);
final_rate_flags = 0;
break;
case MT_PHY_TYPE_HT_GF:
case MT_PHY_TYPE_HT:
final_rate_flags |= IEEE80211_TX_RC_MCS;
final_rate &= GENMASK(5, 0);
if (i > 15)
return false;
break;
default:
return false;
}
info->status.rates[final_idx].idx = final_rate;
info->status.rates[final_idx].flags = final_rate_flags;
return true;
}