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path: root/drivers/net/wireless/ath/wcn36xx/txrx.c
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Diffstat (limited to 'drivers/net/wireless/ath/wcn36xx/txrx.c')
-rw-r--r--drivers/net/wireless/ath/wcn36xx/txrx.c83
1 files changed, 65 insertions, 18 deletions
diff --git a/drivers/net/wireless/ath/wcn36xx/txrx.c b/drivers/net/wireless/ath/wcn36xx/txrx.c
index 32bb26a0db2a..9bec8237231d 100644
--- a/drivers/net/wireless/ath/wcn36xx/txrx.c
+++ b/drivers/net/wireless/ath/wcn36xx/txrx.c
@@ -93,6 +93,7 @@ static void wcn36xx_set_tx_pdu(struct wcn36xx_tx_bd *bd,
bd->pdu.mpdu_header_off;
bd->pdu.mpdu_len = len;
bd->pdu.tid = tid;
+ bd->pdu.bd_ssn = WCN36XX_TXBD_SSN_FILL_DPU_QOS;
}
static inline struct wcn36xx_vif *get_vif_by_addr(struct wcn36xx *wcn,
@@ -110,15 +111,54 @@ static inline struct wcn36xx_vif *get_vif_by_addr(struct wcn36xx *wcn,
wcn36xx_warn("vif %pM not found\n", addr);
return NULL;
}
+
+static void wcn36xx_tx_start_ampdu(struct wcn36xx *wcn,
+ struct wcn36xx_sta *sta_priv,
+ struct sk_buff *skb)
+{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
+ struct ieee80211_sta *sta;
+ u8 *qc, tid;
+
+ if (!conf_is_ht(&wcn->hw->conf))
+ return;
+
+ sta = wcn36xx_priv_to_sta(sta_priv);
+
+ if (WARN_ON(!ieee80211_is_data_qos(hdr->frame_control)))
+ return;
+
+ if (skb_get_queue_mapping(skb) == IEEE80211_AC_VO)
+ return;
+
+ qc = ieee80211_get_qos_ctl(hdr);
+ tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK;
+
+ spin_lock(&sta_priv->ampdu_lock);
+ if (sta_priv->ampdu_state[tid] != WCN36XX_AMPDU_NONE)
+ goto out_unlock;
+
+ if (sta_priv->non_agg_frame_ct++ >= WCN36XX_AMPDU_START_THRESH) {
+ sta_priv->ampdu_state[tid] = WCN36XX_AMPDU_START;
+ sta_priv->non_agg_frame_ct = 0;
+ ieee80211_start_tx_ba_session(sta, tid, 0);
+ }
+out_unlock:
+ spin_unlock(&sta_priv->ampdu_lock);
+}
+
static void wcn36xx_set_tx_data(struct wcn36xx_tx_bd *bd,
struct wcn36xx *wcn,
struct wcn36xx_vif **vif_priv,
struct wcn36xx_sta *sta_priv,
- struct ieee80211_hdr *hdr,
+ struct sk_buff *skb,
bool bcast)
{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
struct ieee80211_vif *vif = NULL;
struct wcn36xx_vif *__vif_priv = NULL;
+ bool is_data_qos;
+
bd->bd_rate = WCN36XX_BD_RATE_DATA;
/*
@@ -157,14 +197,26 @@ static void wcn36xx_set_tx_data(struct wcn36xx_tx_bd *bd,
bd->ack_policy = 1;
}
*vif_priv = __vif_priv;
+
+ is_data_qos = ieee80211_is_data_qos(hdr->frame_control);
+
+ wcn36xx_set_tx_pdu(bd,
+ is_data_qos ?
+ sizeof(struct ieee80211_qos_hdr) :
+ sizeof(struct ieee80211_hdr_3addr),
+ skb->len, sta_priv ? sta_priv->tid : 0);
+
+ if (sta_priv && is_data_qos)
+ wcn36xx_tx_start_ampdu(wcn, sta_priv, skb);
}
static void wcn36xx_set_tx_mgmt(struct wcn36xx_tx_bd *bd,
struct wcn36xx *wcn,
struct wcn36xx_vif **vif_priv,
- struct ieee80211_hdr *hdr,
+ struct sk_buff *skb,
bool bcast)
{
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
struct wcn36xx_vif *__vif_priv =
get_vif_by_addr(wcn, hdr->addr2);
bd->sta_index = __vif_priv->self_sta_index;
@@ -198,6 +250,12 @@ static void wcn36xx_set_tx_mgmt(struct wcn36xx_tx_bd *bd,
} else
bd->queue_id = WCN36XX_TX_U_WQ_ID;
*vif_priv = __vif_priv;
+
+ wcn36xx_set_tx_pdu(bd,
+ ieee80211_is_data_qos(hdr->frame_control) ?
+ sizeof(struct ieee80211_qos_hdr) :
+ sizeof(struct ieee80211_hdr_3addr),
+ skb->len, WCN36XX_TID);
}
int wcn36xx_start_tx(struct wcn36xx *wcn,
@@ -237,7 +295,7 @@ int wcn36xx_start_tx(struct wcn36xx *wcn,
bd->dpu_rf = WCN36XX_BMU_WQ_TX;
- bd->tx_comp = info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS;
+ bd->tx_comp = !!(info->flags & IEEE80211_TX_CTL_REQ_TX_STATUS);
if (bd->tx_comp) {
wcn36xx_dbg(WCN36XX_DBG_DXE, "TX_ACK status requested\n");
spin_lock_irqsave(&wcn->dxe_lock, flags);
@@ -259,22 +317,11 @@ int wcn36xx_start_tx(struct wcn36xx *wcn,
}
/* Data frames served first*/
- if (is_low) {
- wcn36xx_set_tx_data(bd, wcn, &vif_priv, sta_priv, hdr, bcast);
- wcn36xx_set_tx_pdu(bd,
- ieee80211_is_data_qos(hdr->frame_control) ?
- sizeof(struct ieee80211_qos_hdr) :
- sizeof(struct ieee80211_hdr_3addr),
- skb->len, sta_priv ? sta_priv->tid : 0);
- } else {
+ if (is_low)
+ wcn36xx_set_tx_data(bd, wcn, &vif_priv, sta_priv, skb, bcast);
+ else
/* MGMT and CTRL frames are handeld here*/
- wcn36xx_set_tx_mgmt(bd, wcn, &vif_priv, hdr, bcast);
- wcn36xx_set_tx_pdu(bd,
- ieee80211_is_data_qos(hdr->frame_control) ?
- sizeof(struct ieee80211_qos_hdr) :
- sizeof(struct ieee80211_hdr_3addr),
- skb->len, WCN36XX_TID);
- }
+ wcn36xx_set_tx_mgmt(bd, wcn, &vif_priv, skb, bcast);
buff_to_be((u32 *)bd, sizeof(*bd)/sizeof(u32));
bd->tx_bd_sign = 0xbdbdbdbd;