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wcn36xx: del BA session on TX stop 

Deleting BA session was not correcly performed, causing communication
issues with APs that dynamically stop/start new BA sessions.

Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1611328304-1010-1-git-send-email-loic.poulain@linaro.org
This commit is contained in:
Loic Poulain 2021-02-08 13:32:11 +02:00 committed by Kalle Valo
parent 4b965be536
commit 84da2a8402
3 changed files with 5 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/wireless/ath/wcn36xx/main.c
View File

@ -1140,7 +1140,7 @@ static int wcn36xx_ampdu_action(struct ieee80211_hw *hw,
session);
break;
case IEEE80211_AMPDU_RX_STOP:
wcn36xx_smd_del_ba(wcn, tid, get_sta_index(vif, sta_priv));
wcn36xx_smd_del_ba(wcn, tid, 0, get_sta_index(vif, sta_priv));
break;
case IEEE80211_AMPDU_TX_START:
spin_lock_bh(&sta_priv->ampdu_lock);
@ -1164,6 +1164,7 @@ static int wcn36xx_ampdu_action(struct ieee80211_hw *hw,
sta_priv->ampdu_state[tid] = WCN36XX_AMPDU_NONE;
spin_unlock_bh(&sta_priv->ampdu_lock);
wcn36xx_smd_del_ba(wcn, tid, 1, get_sta_index(vif, sta_priv));
ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid);
break;
default:

4
drivers/net/wireless/ath/wcn36xx/smd.c
View File

@ -2466,7 +2466,7 @@ out:
return ret;
}
int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 sta_index)
int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 direction, u8 sta_index)
{
struct wcn36xx_hal_del_ba_req_msg msg_body;
int ret;
@ -2476,7 +2476,7 @@ int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 sta_index)
msg_body.sta_index = sta_index;
msg_body.tid = tid;
msg_body.direction = 0;
msg_body.direction = direction;
PREPARE_HAL_BUF(wcn->hal_buf, msg_body);
ret = wcn36xx_smd_send_and_wait(wcn, msg_body.header.len);

2
drivers/net/wireless/ath/wcn36xx/smd.h
View File

@ -135,7 +135,7 @@ int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn,
u8 direction,
u8 sta_index);
int wcn36xx_smd_add_ba(struct wcn36xx *wcn, u8 session_id);
int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 sta_index);
int wcn36xx_smd_del_ba(struct wcn36xx *wcn, u16 tid, u8 direction, u8 sta_index);
int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u8 session_id);
int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value);