diff options
| author | Bob Copeland <me@bobcopeland.com> | 2015-01-09 14:15:52 -0500 |
|---|---|---|
| committer | Kalle Valo <kvalo@codeaurora.org> | 2015-01-23 19:12:12 +0200 |
| commit | e26dc173a66ab3de38fbb8d71b58dbb72e29d6c9 (patch) | |
| tree | e12750564432d803ce843ea53ea8d83a044342e3 /drivers/net/wireless/ath/wcn36xx/main.c | |
| parent | 5f3f928585b22aada39f87611df75bac4a12a6c7 (diff) | |
wcn36xx: initiate TX BA sessions
Currently, wcn36xx only asks for a TX BA session if it has
already established one for RX. Thus, two wcn36xx devices cannot
do a-mpdu between themselves since they both wait for the other
to go first. Fix this by starting a BA session after a few QoS
data frames have been sent to a STA.
Signed-off-by: Bob Copeland <me@bobcopeland.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/ath/wcn36xx/main.c')
| -rw-r--r-- | drivers/net/wireless/ath/wcn36xx/main.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index 972bb3e653a1..0783d2ed8238 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -797,6 +797,7 @@ static int wcn36xx_sta_add(struct ieee80211_hw *hw, struct ieee80211_vif *vif, wcn36xx_dbg(WCN36XX_DBG_MAC, "mac sta add vif %p sta %pM\n", vif, sta->addr); + spin_lock_init(&sta_priv->ampdu_lock); vif_priv->sta = sta_priv; sta_priv->vif = vif_priv; /* @@ -875,21 +876,32 @@ static int wcn36xx_ampdu_action(struct ieee80211_hw *hw, get_sta_index(vif, sta_priv)); wcn36xx_smd_add_ba(wcn); wcn36xx_smd_trigger_ba(wcn, get_sta_index(vif, sta_priv)); - ieee80211_start_tx_ba_session(sta, tid, 0); break; case IEEE80211_AMPDU_RX_STOP: wcn36xx_smd_del_ba(wcn, tid, get_sta_index(vif, sta_priv)); break; case IEEE80211_AMPDU_TX_START: + spin_lock_bh(&sta_priv->ampdu_lock); + sta_priv->ampdu_state[tid] = WCN36XX_AMPDU_START; + spin_unlock_bh(&sta_priv->ampdu_lock); + ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); break; case IEEE80211_AMPDU_TX_OPERATIONAL: + spin_lock_bh(&sta_priv->ampdu_lock); + sta_priv->ampdu_state[tid] = WCN36XX_AMPDU_OPERATIONAL; + spin_unlock_bh(&sta_priv->ampdu_lock); + wcn36xx_smd_add_ba_session(wcn, sta, tid, ssn, 1, get_sta_index(vif, sta_priv)); break; case IEEE80211_AMPDU_TX_STOP_FLUSH: case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: case IEEE80211_AMPDU_TX_STOP_CONT: + spin_lock_bh(&sta_priv->ampdu_lock); + sta_priv->ampdu_state[tid] = WCN36XX_AMPDU_NONE; + spin_unlock_bh(&sta_priv->ampdu_lock); + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); break; default: |