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mt76: partially unify filling txwi fields

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Merge code filing txwi fields the same way on mt76x0 and mt76x2.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Stanislaw Gruszka
2018-09-04 16:41:15 +02:00
committed by Felix Fietkau
parent 0e59cba856
commit 0b7da31127
4 changed files with 49 additions and 77 deletions
Download Patch File Download Diff File Expand all files Collapse all files

46
drivers/net/wireless/mediatek/mt76/mt76x0/tx.c
View File

@@ -65,8 +65,6 @@ mt76x0_push_txwi(struct mt76x0_dev *dev, struct sk_buff *skb,
struct ieee80211_tx_rate *rate = &info->control.rates[0];
struct mt76x02_txwi *txwi;
unsigned long flags;
u16 txwi_flags = 0;
u32 pkt_id;
u16 rate_ctl;
u8 nss;
@@ -86,47 +84,11 @@ mt76x0_push_txwi(struct mt76x0_dev *dev, struct sk_buff *skb,
}
spin_unlock_irqrestore(&dev->mt76.lock, flags);
txwi->rate = cpu_to_le16(rate_ctl);
if (info->flags & IEEE80211_TX_CTL_LDPC)
txwi->rate |= cpu_to_le16(MT_RXWI_RATE_LDPC);
if ((info->flags & IEEE80211_TX_CTL_STBC) && nss == 1)
txwi->rate |= cpu_to_le16(MT_RXWI_RATE_STBC);
if (nss > 1 && sta && sta->smps_mode == IEEE80211_SMPS_DYNAMIC)
txwi_flags |= MT_TXWI_FLAGS_MMPS;
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) {
txwi->ack_ctl |= MT_TXWI_ACK_CTL_REQ;
pkt_id = 1;
} else {
pkt_id = 0;
}
if (info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE)
pkt_id |= MT_TXWI_PKTID_PROBE;
if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)
txwi->ack_ctl |= MT_TXWI_ACK_CTL_NSEQ;
if ((info->flags & IEEE80211_TX_CTL_AMPDU) && sta) {
u8 ba_size = IEEE80211_MIN_AMPDU_BUF;
ba_size <<= sta->ht_cap.ampdu_factor;
ba_size = min_t(int, 7, ba_size - 1);
if (info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE) {
ba_size = 0;
} else {
txwi_flags |= MT_TXWI_FLAGS_AMPDU;
txwi_flags |= FIELD_PREP(MT_TXWI_FLAGS_MPDU_DENSITY,
sta->ht_cap.ampdu_density);
}
txwi->ack_ctl |= FIELD_PREP(MT_TXWI_ACK_CTL_BA_WINDOW, ba_size);
}
txwi->wcid = wcid->idx;
txwi->flags |= cpu_to_le16(txwi_flags);
txwi->len_ctl = cpu_to_le16(pkt_len);
txwi->pktid = pkt_id;
txwi->rate = cpu_to_le16(rate_ctl);
txwi->pktid = (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) ? 1 : 0;
mt76x02_mac_fill_txwi(txwi, skb, sta, pkt_len, nss);
return txwi;
}

42
drivers/net/wireless/mediatek/mt76/mt76x02_mac.c
View File

@@ -156,6 +156,48 @@ void mt76x02_txq_init(struct mt76_dev *dev, struct ieee80211_txq *txq)
}
EXPORT_SYMBOL_GPL(mt76x02_txq_init);
void mt76x02_mac_fill_txwi(struct mt76x02_txwi *txwi, struct sk_buff *skb,
struct ieee80211_sta *sta, int len, u8 nss)
{
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
u16 txwi_flags = 0;
if (info->flags & IEEE80211_TX_CTL_LDPC)
txwi->rate |= cpu_to_le16(MT_RXWI_RATE_LDPC);
if ((info->flags & IEEE80211_TX_CTL_STBC) && nss == 1)
txwi->rate |= cpu_to_le16(MT_RXWI_RATE_STBC);
if (nss > 1 && sta && sta->smps_mode == IEEE80211_SMPS_DYNAMIC)
txwi_flags |= MT_TXWI_FLAGS_MMPS;
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
txwi->ack_ctl |= MT_TXWI_ACK_CTL_REQ;
if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)
txwi->ack_ctl |= MT_TXWI_ACK_CTL_NSEQ;
if (info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE)
txwi->pktid |= MT_TXWI_PKTID_PROBE;
if ((info->flags & IEEE80211_TX_CTL_AMPDU) && sta) {
u8 ba_size = IEEE80211_MIN_AMPDU_BUF;
ba_size <<= sta->ht_cap.ampdu_factor;
ba_size = min_t(int, 63, ba_size - 1);
if (info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE)
ba_size = 0;
txwi->ack_ctl |= FIELD_PREP(MT_TXWI_ACK_CTL_BA_WINDOW, ba_size);
txwi_flags |= MT_TXWI_FLAGS_AMPDU |
FIELD_PREP(MT_TXWI_FLAGS_MPDU_DENSITY,
sta->ht_cap.ampdu_density);
}
if (ieee80211_is_probe_resp(hdr->frame_control) ||
ieee80211_is_beacon(hdr->frame_control))
txwi_flags |= MT_TXWI_FLAGS_TS;
txwi->flags |= cpu_to_le16(txwi_flags);
txwi->len_ctl = cpu_to_le16(len);
}
EXPORT_SYMBOL_GPL(mt76x02_mac_fill_txwi);
__le16
mt76x02_mac_tx_rate_val(struct mt76_dev *dev,
const struct ieee80211_tx_rate *rate, u8 *nss_val)

3
drivers/net/wireless/mediatek/mt76/mt76x02_mac.h
View File

@@ -180,7 +180,8 @@ static inline bool mt76x02_wait_for_mac(struct mt76_dev *dev)
}
void mt76x02_txq_init(struct mt76_dev *dev, struct ieee80211_txq *txq);
void mt76x02_mac_fill_txwi(struct mt76x02_txwi *txwi, struct sk_buff *skb,
struct ieee80211_sta *sta, int len, u8 nss);
enum mt76x02_cipher_type
mt76x02_mac_get_key_info(struct ieee80211_key_conf *key, u8 *key_data);

35
drivers/net/wireless/mediatek/mt76/mt76x2_mac_common.c
View File

@@ -61,9 +61,7 @@ void mt76x2_mac_write_txwi(struct mt76x2_dev *dev, struct mt76x02_txwi *txwi,
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct ieee80211_tx_rate *rate = &info->control.rates[0];
struct ieee80211_key_conf *key = info->control.hw_key;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
u16 rate_ht_mask = FIELD_PREP(MT_RXWI_RATE_PHY, BIT(1) | BIT(2));
u16 txwi_flags = 0;
u8 nss;
s8 txpwr_adj, max_txpwr_adj;
u8 ccmp_pn[8];
@@ -112,38 +110,7 @@ void mt76x2_mac_write_txwi(struct mt76x2_dev *dev, struct mt76x02_txwi *txwi,
!(txwi->rate & cpu_to_le16(rate_ht_mask)))
txwi->txstream = 0x93;
if (info->flags & IEEE80211_TX_CTL_LDPC)
txwi->rate |= cpu_to_le16(MT_RXWI_RATE_LDPC);
if ((info->flags & IEEE80211_TX_CTL_STBC) && nss == 1)
txwi->rate |= cpu_to_le16(MT_RXWI_RATE_STBC);
if (nss > 1 && sta && sta->smps_mode == IEEE80211_SMPS_DYNAMIC)
txwi_flags |= MT_TXWI_FLAGS_MMPS;
if (!(info->flags & IEEE80211_TX_CTL_NO_ACK))
txwi->ack_ctl |= MT_TXWI_ACK_CTL_REQ;
if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ)
txwi->ack_ctl |= MT_TXWI_ACK_CTL_NSEQ;
if (info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE)
txwi->pktid |= MT_TXWI_PKTID_PROBE;
if ((info->flags & IEEE80211_TX_CTL_AMPDU) && sta) {
u8 ba_size = IEEE80211_MIN_AMPDU_BUF;
ba_size <<= sta->ht_cap.ampdu_factor;
ba_size = min_t(int, 63, ba_size - 1);
if (info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE)
ba_size = 0;
txwi->ack_ctl |= FIELD_PREP(MT_TXWI_ACK_CTL_BA_WINDOW, ba_size);
txwi_flags |= MT_TXWI_FLAGS_AMPDU |
FIELD_PREP(MT_TXWI_FLAGS_MPDU_DENSITY,
sta->ht_cap.ampdu_density);
}
if (ieee80211_is_probe_resp(hdr->frame_control) ||
ieee80211_is_beacon(hdr->frame_control))
txwi_flags |= MT_TXWI_FLAGS_TS;
txwi->flags |= cpu_to_le16(txwi_flags);
txwi->len_ctl = cpu_to_le16(len);
mt76x02_mac_fill_txwi(txwi, skb, sta, len, nss);
}
EXPORT_SYMBOL_GPL(mt76x2_mac_write_txwi);