diff options
| author | Benjamin Lin <benjamin-jw.lin@mediatek.com> | 2024-08-27 12:29:56 +0300 |
|---|---|---|
| committer | Felix Fietkau <nbd@nbd.name> | 2024-09-06 15:23:06 +0300 |
| commit | dfaf079a1aa0cf92d119a5322b45c6d45e636591 (patch) | |
| tree | 70371e4ecf891433a8af595655992003dca9c12d /drivers | |
| parent | f3049b88b2b32326df97461813ae73e8bbc296fc (diff) | |
| download | linux-dfaf079a1aa0cf92d119a5322b45c6d45e636591.tar.xz | |
wifi: mt76: connac: add support for IEEE 802.11 fragmentation
Add fragmentation index into TXD.DW2 to support IEEE 802.11 fragmentation.
Signed-off-by: Benjamin Lin <benjamin-jw.lin@mediatek.com>
Link: https://patch.msgid.link/20240827093011.18621-9-nbd@nbd.name
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c | 10 |
2 files changed, 16 insertions, 1 deletions
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h b/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h index 5f132115ebfc..eb4765365b8c 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac2_mac.h @@ -355,4 +355,11 @@ enum tx_port_idx { MT_TX_PORT_IDX_MCU }; +enum tx_frag_idx { + MT_TX_FRAG_NONE, + MT_TX_FRAG_FIRST, + MT_TX_FRAG_MID, + MT_TX_FRAG_LAST +}; + #endif /* __MT76_CONNAC2_MAC_H */ diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c b/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c index b841bf628d02..a3db65254e37 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c +++ b/drivers/net/wireless/mediatek/mt76/mt76_connac_mac.c @@ -391,6 +391,7 @@ 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; @@ -432,6 +433,13 @@ 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)) { @@ -440,7 +448,7 @@ 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; |