From: Ryder Lee <ryder.lee@mediatek.com>
To: Felix Fietkau <nbd@nbd.name>
Cc: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>,
Shayne Chen <shayne.chen@mediatek.com>,
Evelyn Tsai <evelyn.tsai@mediatek.com>,
<linux-wireless@vger.kernel.org>,
<linux-mediatek@lists.infradead.org>,
Ryder Lee <ryder.lee@mediatek.com>
Subject: [PATCH v2] mt76: mt7915: improve MU stability
Date: Fri, 11 Jun 2021 04:03:26 +0800 [thread overview]
Message-ID: <fbd21e7653abd3432f82d011deee682c39c235c6.1623355065.git.ryder.lee@mediatek.com> (raw)
- Adjust starec flow since VHT MU group is only updated by starec_vht
follows starec_bf settings.
- Drop unnecessary MU BF checks.
TX MPDU PER (Status = Success):
TOT_MPDU_CNT FAIL_MPDU_CNT TX_PER
WCID Rate
1 VHT_BW80_2SS_MCS7_LGI_LDPC_MUBF 114 0 0.00%
VHT_BW80_2SS_MCS7_LGI_LDPC_MUBF_MU 64 0 0.00%
VHT_BW80_2SS_MCS7_SGI_LDPC_MUBF 128 0 0.00%
VHT_BW80_2SS_MCS7_SGI_LDPC_MUBF_MU 745 0 0.00%
VHT_BW80_2SS_MCS8_LGI_LDPC_MUBF_MU 856 0 0.00%
VHT_BW80_2SS_MCS8_SGI_LDPC_MUBF_MU 1430 4 0.28%
VHT_BW80_2SS_MCS9_LGI_LDPC_MUBF_MU 5220 31 0.59%
VHT_BW80_2SS_MCS9_LGI_LDPC_iBF 59 0 0.00%
VHT_BW80_2SS_MCS9_SGI_LDPC_MUBF 64 2 3.12%
VHT_BW80_2SS_MCS9_SGI_LDPC_MUBF_MU 22132 76 0.34%
VHT_BW80_2SS_MCS9_SGI_LDPC_iBF 2866 1 0.03%
2 VHT_BW80_2SS_MCS7_LGI_LDPC_MUBF_MU 3781 5 0.13%
VHT_BW80_2SS_MCS7_SGI_LDPC_MUBF_MU 735 0 0.00%
VHT_BW80_2SS_MCS8_LGI_LDPC_MUBF_MU 1270 365 28.74%
VHT_BW80_2SS_MCS8_SGI_LDPC_MUBF_MU 3420 57 1.67%
VHT_BW80_2SS_MCS9_LGI_LDPC_MUBF 128 0 0.00%
VHT_BW80_2SS_MCS9_LGI_LDPC_MUBF_MU 64 0 0.00%
VHT_BW80_2SS_MCS9_SGI_LDPC_MUBF 191 0 0.00%
VHT_BW80_2SS_MCS9_SGI_LDPC_MUBF_MU 18833 320 1.70%
VHT_BW80_2SS_MCS9_SGI_LDPC_iBF 6040 0 0.00%
287 OFDM 6M
Tested-by: Evelyn Tsai <evelyn.tsai@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
---
v2 - add test result and a missing tag.
---
.../wireless/mediatek/mt76/mt7915/debugfs.c | 12 ++-
.../net/wireless/mediatek/mt76/mt7915/mcu.c | 98 +++++++++----------
.../net/wireless/mediatek/mt76/mt7915/regs.h | 5 +
3 files changed, 64 insertions(+), 51 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
index c6e9a7038311..64048243e34b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
@@ -148,6 +148,9 @@ mt7915_txbf_stat_read_phy(struct mt7915_phy *phy, struct seq_file *s)
{
struct mt7915_dev *dev = s->private;
bool ext_phy = phy != &dev->phy;
+ static const char * const bw[] = {
+ "BW20", "BW40", "BW80", "BW160"
+ };
int cnt;
if (!phy)
@@ -165,11 +168,16 @@ mt7915_txbf_stat_read_phy(struct mt7915_phy *phy, struct seq_file *s)
seq_puts(s, "Tx Beamformer Rx feedback statistics: ");
cnt = mt76_rr(dev, MT_ETBF_RX_FB_CNT(ext_phy));
- seq_printf(s, "All: %ld, HE: %ld, VHT: %ld, HT: %ld\n",
+ seq_printf(s, "All: %ld, HE: %ld, VHT: %ld, HT: %ld, ",
FIELD_GET(MT_ETBF_RX_FB_ALL, cnt),
FIELD_GET(MT_ETBF_RX_FB_HE, cnt),
FIELD_GET(MT_ETBF_RX_FB_VHT, cnt),
FIELD_GET(MT_ETBF_RX_FB_HT, cnt));
+ cnt = mt76_rr(dev, MT_ETBF_RX_FB_CONT(ext_phy));
+ seq_printf(s, "%s, NC: %ld, NR: %ld\n",
+ bw[FIELD_GET(MT_ETBF_RX_FB_BW, cnt)],
+ FIELD_GET(MT_ETBF_RX_FB_NC, cnt),
+ FIELD_GET(MT_ETBF_RX_FB_NR, cnt));
/* Tx Beamformee Rx NDPA & Tx feedback report */
cnt = mt76_rr(dev, MT_ETBF_TX_NDP_BFRP(ext_phy));
@@ -205,7 +213,7 @@ mt7915_tx_stats_show(struct seq_file *file, void *data)
mt7915_txbf_stat_read_phy(mt7915_ext_phy(dev), file);
/* Tx amsdu info */
- seq_puts(file, "Tx MSDU stat:\n");
+ seq_puts(file, "Tx MSDU statistics:\n");
for (i = 0, n = 0; i < ARRAY_SIZE(stat); i++) {
stat[i] = mt76_rr(dev, MT_PLE_AMSDU_PACK_MSDU_CNT(i));
n += stat[i];
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index ca633c1bb8c7..b565024404cf 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -1685,27 +1685,18 @@ mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]);
}
-static int
-mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif,
- struct ieee80211_sta *sta)
+static void
+mt7915_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
{
- struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
- struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
- struct sk_buff *skb;
- int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_muru);
-
- if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he)
- return 0;
+ struct sta_rec_vht *vht;
+ struct tlv *tlv;
- skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len);
- if (IS_ERR(skb))
- return PTR_ERR(skb);
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
- /* starec muru */
- mt7915_mcu_sta_muru_tlv(skb, sta);
-
- return mt76_mcu_skb_send_msg(&dev->mt76, skb,
- MCU_EXT_CMD(STA_REC_UPDATE), true);
+ vht = (struct sta_rec_vht *)tlv;
+ vht->vht_cap = cpu_to_le32(sta->vht_cap.cap);
+ vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
+ vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map;
}
static void
@@ -1757,17 +1748,6 @@ mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
mt7915_mcu_sta_amsdu_tlv(skb, sta);
}
- /* starec vht */
- if (sta->vht_cap.vht_supported) {
- struct sta_rec_vht *vht;
-
- tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
- vht = (struct sta_rec_vht *)tlv;
- vht->vht_cap = cpu_to_le32(sta->vht_cap.cap);
- vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
- vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map;
- }
-
/* starec he */
if (sta->he_cap.has_he)
mt7915_mcu_sta_he_tlv(skb, sta);
@@ -2157,26 +2137,21 @@ mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif,
vc = mt7915_get_he_phy_cap(phy, vif);
ve = &vc->he_cap_elem;
- ebfee = !!((HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) ||
- HE_PHY(CAP4_MU_BEAMFORMER, pe->phy_cap_info[4])) &&
+ ebfee = !!(HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) &&
HE_PHY(CAP4_SU_BEAMFORMEE, ve->phy_cap_info[4]));
- ebf = !!((HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) ||
- HE_PHY(CAP4_MU_BEAMFORMER, ve->phy_cap_info[4])) &&
+ ebf = !!(HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) &&
HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]));
} else if (sta->vht_cap.vht_supported) {
struct ieee80211_sta_vht_cap *pc;
struct ieee80211_sta_vht_cap *vc;
- u32 cr, ce;
pc = &sta->vht_cap;
vc = &phy->mt76->sband_5g.sband.vht_cap;
- cr = IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE |
- IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE;
- ce = IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
- IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE;
- ebfee = !!((pc->cap & cr) && (vc->cap & ce));
- ebf = !!((vc->cap & cr) && (pc->cap & ce));
+ ebfee = !!((pc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) &&
+ (vc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE));
+ ebf = !!((vc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) &&
+ (pc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE));
}
/* must keep each tag independent */
@@ -2379,31 +2354,56 @@ mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif,
sizeof(req), true);
}
-int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif,
- struct ieee80211_sta *sta, bool enable)
+static int
+mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+ struct sk_buff *skb;
int ret;
- if (!sta)
+ if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he)
return 0;
- /* must keep the order */
ret = mt7915_mcu_add_group(dev, vif, sta);
if (ret)
return ret;
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ /* wait until TxBF and MU ready to update stare vht */
+
+ /* starec muru */
+ mt7915_mcu_sta_muru_tlv(skb, sta);
+ /* starec vht */
+ mt7915_mcu_sta_vht_tlv(skb, sta);
+
+ return mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD(STA_REC_UPDATE), true);
+}
+
+int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta, bool enable)
+{
+ int ret;
+
+ if (!sta)
+ return 0;
+
+ /* must keep the order */
ret = mt7915_mcu_add_txbf(dev, vif, sta, enable);
- if (ret)
+ if (ret || !enable)
return ret;
ret = mt7915_mcu_add_mu(dev, vif, sta);
if (ret)
return ret;
- if (enable)
- return mt7915_mcu_add_rate_ctrl(dev, vif, sta);
-
- return 0;
+ return mt7915_mcu_add_rate_ctrl(dev, vif, sta);
}
int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
index 56c33eaa9d79..a213b5cb82f8 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
@@ -99,6 +99,11 @@
#define MT_ETBF_TX_FB_CPL GENMASK(31, 16)
#define MT_ETBF_TX_FB_TRI GENMASK(15, 0)
+#define MT_ETBF_RX_FB_CONT(_band) MT_WF_ETBF(_band, 0x068)
+#define MT_ETBF_RX_FB_BW GENMASK(7, 6)
+#define MT_ETBF_RX_FB_NC GENMASK(5, 3)
+#define MT_ETBF_RX_FB_NR GENMASK(2, 0)
+
#define MT_ETBF_TX_APP_CNT(_band) MT_WF_ETBF(_band, 0x0f0)
#define MT_ETBF_TX_IBF_CNT GENMASK(31, 16)
#define MT_ETBF_TX_EBF_CNT GENMASK(15, 0)
--
2.18.0
WARNING: multiple messages have this Message-ID (diff)
From: Ryder Lee <ryder.lee@mediatek.com>
To: Felix Fietkau <nbd@nbd.name>
Cc: Lorenzo Bianconi <lorenzo.bianconi@redhat.com>,
Shayne Chen <shayne.chen@mediatek.com>,
Evelyn Tsai <evelyn.tsai@mediatek.com>,
<linux-wireless@vger.kernel.org>,
<linux-mediatek@lists.infradead.org>,
"Ryder Lee" <ryder.lee@mediatek.com>
Subject: [PATCH v2] mt76: mt7915: improve MU stability
Date: Fri, 11 Jun 2021 04:03:26 +0800 [thread overview]
Message-ID: <fbd21e7653abd3432f82d011deee682c39c235c6.1623355065.git.ryder.lee@mediatek.com> (raw)
- Adjust starec flow since VHT MU group is only updated by starec_vht
follows starec_bf settings.
- Drop unnecessary MU BF checks.
TX MPDU PER (Status = Success):
TOT_MPDU_CNT FAIL_MPDU_CNT TX_PER
WCID Rate
1 VHT_BW80_2SS_MCS7_LGI_LDPC_MUBF 114 0 0.00%
VHT_BW80_2SS_MCS7_LGI_LDPC_MUBF_MU 64 0 0.00%
VHT_BW80_2SS_MCS7_SGI_LDPC_MUBF 128 0 0.00%
VHT_BW80_2SS_MCS7_SGI_LDPC_MUBF_MU 745 0 0.00%
VHT_BW80_2SS_MCS8_LGI_LDPC_MUBF_MU 856 0 0.00%
VHT_BW80_2SS_MCS8_SGI_LDPC_MUBF_MU 1430 4 0.28%
VHT_BW80_2SS_MCS9_LGI_LDPC_MUBF_MU 5220 31 0.59%
VHT_BW80_2SS_MCS9_LGI_LDPC_iBF 59 0 0.00%
VHT_BW80_2SS_MCS9_SGI_LDPC_MUBF 64 2 3.12%
VHT_BW80_2SS_MCS9_SGI_LDPC_MUBF_MU 22132 76 0.34%
VHT_BW80_2SS_MCS9_SGI_LDPC_iBF 2866 1 0.03%
2 VHT_BW80_2SS_MCS7_LGI_LDPC_MUBF_MU 3781 5 0.13%
VHT_BW80_2SS_MCS7_SGI_LDPC_MUBF_MU 735 0 0.00%
VHT_BW80_2SS_MCS8_LGI_LDPC_MUBF_MU 1270 365 28.74%
VHT_BW80_2SS_MCS8_SGI_LDPC_MUBF_MU 3420 57 1.67%
VHT_BW80_2SS_MCS9_LGI_LDPC_MUBF 128 0 0.00%
VHT_BW80_2SS_MCS9_LGI_LDPC_MUBF_MU 64 0 0.00%
VHT_BW80_2SS_MCS9_SGI_LDPC_MUBF 191 0 0.00%
VHT_BW80_2SS_MCS9_SGI_LDPC_MUBF_MU 18833 320 1.70%
VHT_BW80_2SS_MCS9_SGI_LDPC_iBF 6040 0 0.00%
287 OFDM 6M
Tested-by: Evelyn Tsai <evelyn.tsai@mediatek.com>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
---
v2 - add test result and a missing tag.
---
.../wireless/mediatek/mt76/mt7915/debugfs.c | 12 ++-
.../net/wireless/mediatek/mt76/mt7915/mcu.c | 98 +++++++++----------
.../net/wireless/mediatek/mt76/mt7915/regs.h | 5 +
3 files changed, 64 insertions(+), 51 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
index c6e9a7038311..64048243e34b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
@@ -148,6 +148,9 @@ mt7915_txbf_stat_read_phy(struct mt7915_phy *phy, struct seq_file *s)
{
struct mt7915_dev *dev = s->private;
bool ext_phy = phy != &dev->phy;
+ static const char * const bw[] = {
+ "BW20", "BW40", "BW80", "BW160"
+ };
int cnt;
if (!phy)
@@ -165,11 +168,16 @@ mt7915_txbf_stat_read_phy(struct mt7915_phy *phy, struct seq_file *s)
seq_puts(s, "Tx Beamformer Rx feedback statistics: ");
cnt = mt76_rr(dev, MT_ETBF_RX_FB_CNT(ext_phy));
- seq_printf(s, "All: %ld, HE: %ld, VHT: %ld, HT: %ld\n",
+ seq_printf(s, "All: %ld, HE: %ld, VHT: %ld, HT: %ld, ",
FIELD_GET(MT_ETBF_RX_FB_ALL, cnt),
FIELD_GET(MT_ETBF_RX_FB_HE, cnt),
FIELD_GET(MT_ETBF_RX_FB_VHT, cnt),
FIELD_GET(MT_ETBF_RX_FB_HT, cnt));
+ cnt = mt76_rr(dev, MT_ETBF_RX_FB_CONT(ext_phy));
+ seq_printf(s, "%s, NC: %ld, NR: %ld\n",
+ bw[FIELD_GET(MT_ETBF_RX_FB_BW, cnt)],
+ FIELD_GET(MT_ETBF_RX_FB_NC, cnt),
+ FIELD_GET(MT_ETBF_RX_FB_NR, cnt));
/* Tx Beamformee Rx NDPA & Tx feedback report */
cnt = mt76_rr(dev, MT_ETBF_TX_NDP_BFRP(ext_phy));
@@ -205,7 +213,7 @@ mt7915_tx_stats_show(struct seq_file *file, void *data)
mt7915_txbf_stat_read_phy(mt7915_ext_phy(dev), file);
/* Tx amsdu info */
- seq_puts(file, "Tx MSDU stat:\n");
+ seq_puts(file, "Tx MSDU statistics:\n");
for (i = 0, n = 0; i < ARRAY_SIZE(stat); i++) {
stat[i] = mt76_rr(dev, MT_PLE_AMSDU_PACK_MSDU_CNT(i));
n += stat[i];
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index ca633c1bb8c7..b565024404cf 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
@@ -1685,27 +1685,18 @@ mt7915_mcu_sta_muru_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
HE_PHY(CAP2_UL_MU_PARTIAL_MU_MIMO, elem->phy_cap_info[2]);
}
-static int
-mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif,
- struct ieee80211_sta *sta)
+static void
+mt7915_mcu_sta_vht_tlv(struct sk_buff *skb, struct ieee80211_sta *sta)
{
- struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
- struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
- struct sk_buff *skb;
- int len = sizeof(struct sta_req_hdr) + sizeof(struct sta_rec_muru);
-
- if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he)
- return 0;
+ struct sta_rec_vht *vht;
+ struct tlv *tlv;
- skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta, len);
- if (IS_ERR(skb))
- return PTR_ERR(skb);
+ tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
- /* starec muru */
- mt7915_mcu_sta_muru_tlv(skb, sta);
-
- return mt76_mcu_skb_send_msg(&dev->mt76, skb,
- MCU_EXT_CMD(STA_REC_UPDATE), true);
+ vht = (struct sta_rec_vht *)tlv;
+ vht->vht_cap = cpu_to_le32(sta->vht_cap.cap);
+ vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
+ vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map;
}
static void
@@ -1757,17 +1748,6 @@ mt7915_mcu_sta_tlv(struct mt7915_dev *dev, struct sk_buff *skb,
mt7915_mcu_sta_amsdu_tlv(skb, sta);
}
- /* starec vht */
- if (sta->vht_cap.vht_supported) {
- struct sta_rec_vht *vht;
-
- tlv = mt7915_mcu_add_tlv(skb, STA_REC_VHT, sizeof(*vht));
- vht = (struct sta_rec_vht *)tlv;
- vht->vht_cap = cpu_to_le32(sta->vht_cap.cap);
- vht->vht_rx_mcs_map = sta->vht_cap.vht_mcs.rx_mcs_map;
- vht->vht_tx_mcs_map = sta->vht_cap.vht_mcs.tx_mcs_map;
- }
-
/* starec he */
if (sta->he_cap.has_he)
mt7915_mcu_sta_he_tlv(skb, sta);
@@ -2157,26 +2137,21 @@ mt7915_mcu_add_txbf(struct mt7915_dev *dev, struct ieee80211_vif *vif,
vc = mt7915_get_he_phy_cap(phy, vif);
ve = &vc->he_cap_elem;
- ebfee = !!((HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) ||
- HE_PHY(CAP4_MU_BEAMFORMER, pe->phy_cap_info[4])) &&
+ ebfee = !!(HE_PHY(CAP3_SU_BEAMFORMER, pe->phy_cap_info[3]) &&
HE_PHY(CAP4_SU_BEAMFORMEE, ve->phy_cap_info[4]));
- ebf = !!((HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) ||
- HE_PHY(CAP4_MU_BEAMFORMER, ve->phy_cap_info[4])) &&
+ ebf = !!(HE_PHY(CAP3_SU_BEAMFORMER, ve->phy_cap_info[3]) &&
HE_PHY(CAP4_SU_BEAMFORMEE, pe->phy_cap_info[4]));
} else if (sta->vht_cap.vht_supported) {
struct ieee80211_sta_vht_cap *pc;
struct ieee80211_sta_vht_cap *vc;
- u32 cr, ce;
pc = &sta->vht_cap;
vc = &phy->mt76->sband_5g.sband.vht_cap;
- cr = IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE |
- IEEE80211_VHT_CAP_MU_BEAMFORMER_CAPABLE;
- ce = IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE |
- IEEE80211_VHT_CAP_MU_BEAMFORMEE_CAPABLE;
- ebfee = !!((pc->cap & cr) && (vc->cap & ce));
- ebf = !!((vc->cap & cr) && (pc->cap & ce));
+ ebfee = !!((pc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) &&
+ (vc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE));
+ ebf = !!((vc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMER_CAPABLE) &&
+ (pc->cap & IEEE80211_VHT_CAP_SU_BEAMFORMEE_CAPABLE));
}
/* must keep each tag independent */
@@ -2379,31 +2354,56 @@ mt7915_mcu_add_group(struct mt7915_dev *dev, struct ieee80211_vif *vif,
sizeof(req), true);
}
-int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif,
- struct ieee80211_sta *sta, bool enable)
+static int
+mt7915_mcu_add_mu(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta)
{
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+ struct sk_buff *skb;
int ret;
- if (!sta)
+ if (!sta->vht_cap.vht_supported && !sta->he_cap.has_he)
return 0;
- /* must keep the order */
ret = mt7915_mcu_add_group(dev, vif, sta);
if (ret)
return ret;
+ skb = mt7915_mcu_alloc_sta_req(dev, mvif, msta,
+ MT7915_STA_UPDATE_MAX_SIZE);
+ if (IS_ERR(skb))
+ return PTR_ERR(skb);
+
+ /* wait until TxBF and MU ready to update stare vht */
+
+ /* starec muru */
+ mt7915_mcu_sta_muru_tlv(skb, sta);
+ /* starec vht */
+ mt7915_mcu_sta_vht_tlv(skb, sta);
+
+ return mt76_mcu_skb_send_msg(&dev->mt76, skb,
+ MCU_EXT_CMD(STA_REC_UPDATE), true);
+}
+
+int mt7915_mcu_add_sta_adv(struct mt7915_dev *dev, struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta, bool enable)
+{
+ int ret;
+
+ if (!sta)
+ return 0;
+
+ /* must keep the order */
ret = mt7915_mcu_add_txbf(dev, vif, sta, enable);
- if (ret)
+ if (ret || !enable)
return ret;
ret = mt7915_mcu_add_mu(dev, vif, sta);
if (ret)
return ret;
- if (enable)
- return mt7915_mcu_add_rate_ctrl(dev, vif, sta);
-
- return 0;
+ return mt7915_mcu_add_rate_ctrl(dev, vif, sta);
}
int mt7915_mcu_add_sta(struct mt7915_dev *dev, struct ieee80211_vif *vif,
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
index 56c33eaa9d79..a213b5cb82f8 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
@@ -99,6 +99,11 @@
#define MT_ETBF_TX_FB_CPL GENMASK(31, 16)
#define MT_ETBF_TX_FB_TRI GENMASK(15, 0)
+#define MT_ETBF_RX_FB_CONT(_band) MT_WF_ETBF(_band, 0x068)
+#define MT_ETBF_RX_FB_BW GENMASK(7, 6)
+#define MT_ETBF_RX_FB_NC GENMASK(5, 3)
+#define MT_ETBF_RX_FB_NR GENMASK(2, 0)
+
#define MT_ETBF_TX_APP_CNT(_band) MT_WF_ETBF(_band, 0x0f0)
#define MT_ETBF_TX_IBF_CNT GENMASK(31, 16)
#define MT_ETBF_TX_EBF_CNT GENMASK(15, 0)
--
2.18.0
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next reply other threads:[~2021-06-10 20:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-10 20:03 Ryder Lee [this message]
2021-06-10 20:03 ` [PATCH v2] mt76: mt7915: improve MU stability Ryder Lee
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