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path: root/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c
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Diffstat (limited to 'drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c')
-rw-r--r--drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c102
1 files changed, 58 insertions, 44 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c
index ee5177fd6dde..3304b5971be0 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: ISC
+// SPDX-License-Identifier: BSD-3-Clause-Clear
/* Copyright (C) 2020 MediaTek Inc. */
#include "mt76_connac.h"
@@ -9,10 +9,13 @@
#define HE_PREP(f, m, v) le16_encode_bits(le32_get_bits(v, MT_CRXV_HE_##m),\
IEEE80211_RADIOTAP_HE_##f)
-void mt76_connac_gen_ppe_thresh(u8 *he_ppet, int nss)
+void mt76_connac_gen_ppe_thresh(u8 *he_ppet, int nss, enum nl80211_band band)
{
static const u8 ppet16_ppet8_ru3_ru0[] = { 0x1c, 0xc7, 0x71 };
- u8 i, ppet_bits, ppet_size, ru_bit_mask = 0x7; /* HE80 */
+ u8 i, ppet_bits, ppet_size, ru_bit_mask = 0xf;
+
+ if (band == NL80211_BAND_2GHZ)
+ ru_bit_mask = 0x3;
he_ppet[0] = FIELD_PREP(IEEE80211_PPE_THRES_NSS_MASK, nss - 1) |
FIELD_PREP(IEEE80211_PPE_THRES_RU_INDEX_BITMASK_MASK,
@@ -151,23 +154,6 @@ void mt76_connac_tx_complete_skb(struct mt76_dev *mdev,
return;
}
- /* error path */
- if (e->skb == DMA_DUMMY_DATA) {
- struct mt76_connac_txp_common *txp;
- struct mt76_txwi_cache *t;
- u16 token;
-
- txp = mt76_connac_txwi_to_txp(mdev, e->txwi);
- if (is_mt76_fw_txp(mdev))
- token = le16_to_cpu(txp->fw.token);
- else
- token = le16_to_cpu(txp->hw.msdu_id[0]) &
- ~MT_MSDU_ID_VALID;
-
- t = mt76_token_put(mdev, token);
- e->skb = t ? t->skb : NULL;
- }
-
if (e->skb)
mt76_tx_complete_skb(mdev, e->wcid, e->skb);
}
@@ -187,7 +173,7 @@ void mt76_connac_write_hw_txp(struct mt76_dev *dev,
txp->msdu_id[0] = cpu_to_le16(id | MT_MSDU_ID_VALID);
- if (is_mt7663(dev) || is_mt7921(dev))
+ if (is_mt7663(dev) || is_mt7921(dev) || is_mt7925(dev))
last_mask = MT_TXD_LEN_LAST;
else
last_mask = MT_TXD_LEN_AMSDU_LAST |
@@ -231,7 +217,7 @@ mt76_connac_txp_skb_unmap_hw(struct mt76_dev *dev,
u32 last_mask;
int i;
- if (is_mt7663(dev) || is_mt7921(dev))
+ if (is_mt7663(dev) || is_mt7921(dev) || is_mt7925(dev))
last_mask = MT_TXD_LEN_LAST;
else
last_mask = MT_TXD_LEN_MSDU_LAST;
@@ -273,11 +259,12 @@ void mt76_connac_txp_skb_unmap(struct mt76_dev *dev,
EXPORT_SYMBOL_GPL(mt76_connac_txp_skb_unmap);
int mt76_connac_init_tx_queues(struct mt76_phy *phy, int idx, int n_desc,
- int ring_base, u32 flags)
+ int ring_base, void *wed, u32 flags)
{
int i, err;
- err = mt76_init_tx_queue(phy, 0, idx, n_desc, ring_base, flags);
+ err = mt76_init_tx_queue(phy, 0, idx, n_desc, ring_base,
+ wed, flags);
if (err < 0)
return err;
@@ -307,24 +294,30 @@ EXPORT_SYMBOL_GPL(mt76_connac_init_tx_queues);
})
u16 mt76_connac2_mac_tx_rate_val(struct mt76_phy *mphy,
- struct ieee80211_vif *vif,
+ struct ieee80211_bss_conf *conf,
bool beacon, bool mcast)
{
- u8 nss = 0, mode = 0, band = mphy->chandef.chan->band;
- int rateidx = 0, mcast_rate;
+ u8 nss = 0, mode = 0, band = NL80211_BAND_2GHZ;
+ int rateidx = 0, offset = 0, mcast_rate;
+ struct cfg80211_chan_def *chandef;
+ struct mt76_vif_link *mvif;
- if (!vif)
+ if (!conf)
goto legacy;
+ mvif = mt76_vif_conf_link(mphy->dev, conf->vif, conf);
+ chandef = mvif->ctx ? &mvif->ctx->def : &mphy->chandef;
+ band = chandef->chan->band;
+
if (is_mt7921(mphy->dev)) {
- rateidx = ffs(vif->bss_conf.basic_rates) - 1;
+ rateidx = ffs(conf->basic_rates) - 1;
goto legacy;
}
if (beacon) {
struct cfg80211_bitrate_mask *mask;
- mask = &vif->bss_conf.beacon_tx_rate;
+ mask = &conf->beacon_tx_rate;
__bitrate_mask_check(he_mcs, HE_SU);
__bitrate_mask_check(vht_mcs, VHT);
@@ -336,14 +329,25 @@ u16 mt76_connac2_mac_tx_rate_val(struct mt76_phy *mphy,
}
}
- mcast_rate = vif->bss_conf.mcast_rate[band];
+ mcast_rate = conf->mcast_rate[band];
if (mcast && mcast_rate > 0)
rateidx = mcast_rate - 1;
else
- rateidx = ffs(vif->bss_conf.basic_rates) - 1;
+ rateidx = ffs(conf->basic_rates) - 1;
legacy:
- rateidx = mt76_calculate_default_rate(mphy, rateidx);
+ if (band != NL80211_BAND_2GHZ)
+ offset = 4;
+
+ /* pick the lowest rate for hidden nodes */
+ if (rateidx < 0)
+ rateidx = 0;
+
+ rateidx += offset;
+ if (rateidx >= ARRAY_SIZE(mt76_rates))
+ rateidx = offset;
+
+ rateidx = mt76_rates[rateidx].hw_value;
mode = rateidx >> 8;
rateidx &= GENMASK(7, 0);
out:
@@ -404,6 +408,7 @@ mt76_connac2_mac_write_txwi_80211(struct mt76_dev *dev, __le32 *txwi,
bool multicast = is_multicast_ether_addr(hdr->addr1);
u8 tid = skb->priority & IEEE80211_QOS_CTL_TID_MASK;
__le16 fc = hdr->frame_control;
+ __le16 sc = hdr->seq_ctrl;
u8 fc_type, fc_stype;
u32 val;
@@ -445,6 +450,13 @@ mt76_connac2_mac_write_txwi_80211(struct mt76_dev *dev, __le32 *txwi,
info->flags & IEEE80211_TX_CTL_USE_MINRATE)
val |= MT_TXD2_FIX_RATE;
+ if (ieee80211_has_morefrags(fc) && ieee80211_is_first_frag(sc))
+ val |= FIELD_PREP(MT_TXD2_FRAG, MT_TX_FRAG_FIRST);
+ else if (ieee80211_has_morefrags(fc) && !ieee80211_is_first_frag(sc))
+ val |= FIELD_PREP(MT_TXD2_FRAG, MT_TX_FRAG_MID);
+ else if (!ieee80211_has_morefrags(fc) && !ieee80211_is_first_frag(sc))
+ val |= FIELD_PREP(MT_TXD2_FRAG, MT_TX_FRAG_LAST);
+
txwi[2] |= cpu_to_le32(val);
if (ieee80211_is_beacon(fc)) {
@@ -453,7 +465,7 @@ mt76_connac2_mac_write_txwi_80211(struct mt76_dev *dev, __le32 *txwi,
}
if (info->flags & IEEE80211_TX_CTL_INJECTED) {
- u16 seqno = le16_to_cpu(hdr->seq_ctrl);
+ u16 seqno = le16_to_cpu(sc);
if (ieee80211_is_back_req(hdr->frame_control)) {
struct ieee80211_bar *bar;
@@ -498,7 +510,7 @@ void mt76_connac2_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi,
bool amsdu_en = wcid->amsdu;
if (vif) {
- struct mt76_vif *mvif = (struct mt76_vif *)vif->drv_priv;
+ struct mt76_vif_link *mvif = (struct mt76_vif_link *)vif->drv_priv;
omac_idx = mvif->omac_idx;
wmm_idx = mvif->wmm_idx;
@@ -557,7 +569,7 @@ void mt76_connac2_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi,
val = FIELD_PREP(MT_TXD5_PID, pid);
if (pid >= MT_PACKET_ID_FIRST) {
val |= MT_TXD5_TX_STATUS_HOST;
- amsdu_en = amsdu_en && !is_mt7921(dev);
+ amsdu_en = 0;
}
txwi[5] = cpu_to_le32(val);
@@ -574,8 +586,9 @@ void mt76_connac2_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi,
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
bool multicast = ieee80211_is_data(hdr->frame_control) &&
is_multicast_ether_addr(hdr->addr1);
- u16 rate = mt76_connac2_mac_tx_rate_val(mphy, vif, beacon,
- multicast);
+ u16 rate = mt76_connac2_mac_tx_rate_val(mphy,
+ vif ? &vif->bss_conf : NULL,
+ beacon, multicast);
u32 val = MT_TXD6_FIXED_BW;
/* hardware won't add HTC for mgmt/ctrl frame */
@@ -592,6 +605,8 @@ void mt76_connac2_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi,
spe_idx = 24 + phy_idx;
txwi[7] |= cpu_to_le32(FIELD_PREP(MT_TXD7_SPE_IDX, spe_idx));
}
+
+ txwi[7] &= ~cpu_to_le32(MT_TXD7_HW_AMSDU);
}
}
EXPORT_SYMBOL_GPL(mt76_connac2_mac_write_txwi);
@@ -727,6 +742,9 @@ bool mt76_connac2_mac_add_txs_skb(struct mt76_dev *dev, struct mt76_wcid *wcid,
struct sk_buff_head list;
struct sk_buff *skb;
+ if (le32_get_bits(txs_data[0], MT_TXS0_TXS_FORMAT) == MT_TXS_PPDU_FMT)
+ return false;
+
mt76_tx_status_lock(dev, &list);
skb = mt76_tx_status_skb_get(dev, wcid, pid, &list);
if (skb) {
@@ -1157,16 +1175,12 @@ void mt76_connac2_txwi_free(struct mt76_dev *dev, struct mt76_txwi_cache *t,
wcid_idx = wcid->idx;
} else {
wcid_idx = le32_get_bits(txwi[1], MT_TXD1_WLAN_IDX);
- wcid = rcu_dereference(dev->wcid[wcid_idx]);
+ wcid = __mt76_wcid_ptr(dev, wcid_idx);
if (wcid && wcid->sta) {
sta = container_of((void *)wcid, struct ieee80211_sta,
drv_priv);
- spin_lock_bh(&dev->sta_poll_lock);
- if (list_empty(&wcid->poll_list))
- list_add_tail(&wcid->poll_list,
- &dev->sta_poll_list);
- spin_unlock_bh(&dev->sta_poll_lock);
+ mt76_wcid_add_poll(dev, wcid);
}
}
generated by cgit (git 2.34.1) at 2025-12-27 06:25:35 +0000