2021-07-17 05:06:46

by Ryder Lee

Subject: [PATCH 1/2] mt76: mt7915: send EAPOL frames at lowest rate

The firmware rate control may choose the high rate for EAPOL frames,
so checking IEEE80211_TX_CTL_USE_MINRATE to use the lowest TX rate.

Signed-off-by: Ryder Lee <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mt7915/mac.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
index 2462704094b0..d47dd0f96bdb 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -869,7 +869,8 @@ mt7915_mac_write_txwi_80211(struct mt7915_dev *dev, __le32 *txwi,
txwi[3] &= ~cpu_to_le32(MT_TXD3_PROTECT_FRAME);
}

- if (!ieee80211_is_data(fc) || multicast)
+ if (!ieee80211_is_data(fc) || multicast ||
+ info->flags & IEEE80211_TX_CTL_USE_MINRATE)
val |= MT_TXD2_FIX_RATE;

txwi[2] |= cpu_to_le32(val);
--
2.18.0

2021-07-17 05:06:46

by Ryder Lee

Subject: [PATCH 2/2] mt76: mt7921: send EAPOL frames at lowest rate

The firmware rate control may choose the high rate for EAPOL frames,
so checking IEEE80211_TX_CTL_USE_MINRATE to use the lowest TX rate.

Signed-off-by: Ryder Lee <[email protected]>
---
drivers/net/wireless/mediatek/mt76/mt7921/mac.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
index 7fe2e3a50428..eb0d98c8d5d8 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7921/mac.c
@@ -702,7 +702,8 @@ mt7921_mac_write_txwi_80211(struct mt7921_dev *dev, __le32 *txwi,
txwi[3] &= ~cpu_to_le32(MT_TXD3_PROTECT_FRAME);
}

- if (!ieee80211_is_data(fc) || multicast)
+ if (!ieee80211_is_data(fc) || multicast ||
+ info->flags & IEEE80211_TX_CTL_USE_MINRATE)
val |= MT_TXD2_FIX_RATE;

txwi[2] |= cpu_to_le32(val);
--
2.18.0