From: Felix Fietkau <nbd@nbd.name>
To: linux-wireless@vger.kernel.org
Subject: [PATCH 1/9] mt76: mt7615: fix sta ampdu factor for VHT
Date: Wed, 22 Apr 2020 18:04:29 +0200 [thread overview]
Message-ID: <20200422160437.99466-1-nbd@nbd.name> (raw)
If VHT has a larger A-MPDU size limit, pass it to the MCU via the wtbl_ht
TLV element.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index dc297856b749..24b78d10d7f7 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -924,11 +924,10 @@ mt7615_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
void *sta_wtbl, void *wtbl_tlv)
{
struct tlv *tlv;
+ struct wtbl_ht *ht = NULL;
u32 flags = 0;
if (sta->ht_cap.ht_supported) {
- struct wtbl_ht *ht;
-
tlv = mt7615_mcu_add_nested_tlv(skb, WTBL_HT, sizeof(*ht),
wtbl_tlv, sta_wtbl);
ht = (struct wtbl_ht *)tlv;
@@ -945,6 +944,7 @@ mt7615_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
if (sta->vht_cap.vht_supported) {
struct wtbl_vht *vht;
+ u8 af;
tlv = mt7615_mcu_add_nested_tlv(skb, WTBL_VHT, sizeof(*vht),
wtbl_tlv, sta_wtbl);
@@ -952,6 +952,13 @@ mt7615_mcu_wtbl_ht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta,
vht->ldpc = sta->vht_cap.cap & IEEE80211_VHT_CAP_RXLDPC,
vht->vht = 1;
+ af = (sta->vht_cap.cap &
+ IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MASK) >>
+ IEEE80211_VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_SHIFT;
+
+ if (ht)
+ ht->af = max(ht->af, af);
+
if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_80)
flags |= MT_WTBL_W5_SHORT_GI_80;
if (sta->vht_cap.cap & IEEE80211_VHT_CAP_SHORT_GI_160)
--
2.24.0
next reply other threads:[~2020-04-22 16:04 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-22 16:04 Felix Fietkau [this message]
2020-04-22 16:04 ` [PATCH 2/9] mt76: fix A-MPDU density handling Felix Fietkau
2020-04-22 16:04 ` [PATCH 3/9] mt76: mt7615: use larger rx buffers if VHT is supported Felix Fietkau
2020-04-22 16:04 ` [PATCH 4/9] mt76: mt7615: never use an 802.11b CF-End rate on 5GHz Felix Fietkau
2020-04-22 16:04 ` [PATCH 5/9] mt76: mt7603: " Felix Fietkau
2020-04-22 16:04 ` [PATCH 6/9] mt76: mt7615: adjust timing in mt7615_mac_set_timing to match fw/hw values Felix Fietkau
2020-04-22 16:04 ` [PATCH 7/9] mt76: mt7615: do not adjust MAC timings if the device is not running Felix Fietkau
2020-04-22 16:04 ` [PATCH 8/9] mt76: mt7615: fix tx status rate index calculation Felix Fietkau
2020-04-22 16:04 ` [PATCH 9/9] mt76: mt7603: " Felix Fietkau
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