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wifi: mt76: connac: add IEEE 802.11 fragmentation support for mt7996

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Add fragment index into TXD.DW2 to support IEEE 802.11 fragmentation.

Signed-off-by: Benjamin Lin <[email protected]>
Signed-off-by: Shayne Chen <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Benjamin Lin
2024-08-16 19:21:32 +02:00
committed by Felix Fietkau
parent c4e34c8bb9
commit bb6a5dbbb7
2 changed files with 18 additions and 2 deletions
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mt76_connac3_mac.h
+7
View File
@@ -197,6 +197,13 @@ enum tx_mgnt_type {
MT_TX_ADDBA,
};
enum tx_frag_idx {
MT_TX_FRAG_NONE,
MT_TX_FRAG_FIRST,
MT_TX_FRAG_MID,
MT_TX_FRAG_LAST
};
#define MT_CT_INFO_APPLY_TXD BIT(0)
#define MT_CT_INFO_COPY_HOST_TXD_ALL BIT(1)
#define MT_CT_INFO_MGMT_FRAME BIT(2)
mt7996/mac.c
+11 -2
View File
@@ -746,7 +746,7 @@ mt7996_mac_write_txwi_80211(struct mt7996_dev *dev, __le32 *txwi,
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
bool multicast = is_multicast_ether_addr(hdr->addr1);
u8 tid = skb->priority & IEEE80211_QOS_CTL_TID_MASK;
__le16 fc = hdr->frame_control;
__le16 fc = hdr->frame_control, sc = hdr->seq_ctrl;
u8 fc_type, fc_stype;
u32 val;
@@ -780,6 +780,15 @@ mt7996_mac_write_txwi_80211(struct mt7996_dev *dev, __le32 *txwi,
val = FIELD_PREP(MT_TXD2_FRAME_TYPE, fc_type) |
FIELD_PREP(MT_TXD2_SUB_TYPE, fc_stype);
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);
else
val |= FIELD_PREP(MT_TXD2_FRAG, MT_TX_FRAG_NONE);
txwi[2] |= cpu_to_le32(val);
txwi[3] |= cpu_to_le32(FIELD_PREP(MT_TXD3_BCM, multicast));
@@ -789,7 +798,7 @@ mt7996_mac_write_txwi_80211(struct mt7996_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;