diff options
| -rw-r--r-- | drivers/net/wireless/ath/wcn36xx/main.c | 23 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/wcn36xx/smd.c | 29 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/wcn36xx/smd.h | 2 |
3 files changed, 44 insertions, 10 deletions
diff --git a/drivers/net/wireless/ath/wcn36xx/main.c b/drivers/net/wireless/ath/wcn36xx/main.c index 0110f5062296..4074398eafef 100644 --- a/drivers/net/wireless/ath/wcn36xx/main.c +++ b/drivers/net/wireless/ath/wcn36xx/main.c @@ -1220,7 +1220,7 @@ static int wcn36xx_ampdu_action(struct ieee80211_hw *hw, u16 tid = params->tid; u16 *ssn = ¶ms->ssn; int ret = 0; - u8 session; + int session; wcn36xx_dbg(WCN36XX_DBG_MAC, "mac ampdu action action %d tid %d\n", action, tid); @@ -1232,9 +1232,11 @@ static int wcn36xx_ampdu_action(struct ieee80211_hw *hw, sta_priv->tid = tid; session = wcn36xx_smd_add_ba_session(wcn, sta, tid, ssn, 0, get_sta_index(vif, sta_priv)); + if (session < 0) { + ret = session; + goto out; + } wcn36xx_smd_add_ba(wcn, session); - wcn36xx_smd_trigger_ba(wcn, get_sta_index(vif, sta_priv), tid, - session); break; case IEEE80211_AMPDU_RX_STOP: wcn36xx_smd_del_ba(wcn, tid, 0, get_sta_index(vif, sta_priv)); @@ -1244,6 +1246,18 @@ static int wcn36xx_ampdu_action(struct ieee80211_hw *hw, sta_priv->ampdu_state[tid] = WCN36XX_AMPDU_START; spin_unlock_bh(&sta_priv->ampdu_lock); + /* Replace the mac80211 ssn with the firmware one */ + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac ampdu ssn = %u\n", *ssn); + wcn36xx_smd_trigger_ba(wcn, get_sta_index(vif, sta_priv), tid, ssn); + wcn36xx_dbg(WCN36XX_DBG_MAC, "mac ampdu fw-ssn = %u\n", *ssn); + + /* Start BA session */ + session = wcn36xx_smd_add_ba_session(wcn, sta, tid, ssn, 1, + get_sta_index(vif, sta_priv)); + if (session < 0) { + ret = session; + goto out; + } ret = IEEE80211_AMPDU_TX_START_IMMEDIATE; break; case IEEE80211_AMPDU_TX_OPERATIONAL: @@ -1251,8 +1265,6 @@ static int wcn36xx_ampdu_action(struct ieee80211_hw *hw, 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: @@ -1268,6 +1280,7 @@ static int wcn36xx_ampdu_action(struct ieee80211_hw *hw, wcn36xx_err("Unknown AMPDU action\n"); } +out: mutex_unlock(&wcn->conf_mutex); return ret; diff --git a/drivers/net/wireless/ath/wcn36xx/smd.c b/drivers/net/wireless/ath/wcn36xx/smd.c index d3285a504429..eb7493e2c958 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.c +++ b/drivers/net/wireless/ath/wcn36xx/smd.c @@ -2561,6 +2561,7 @@ int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, &session_id); if (ret) { wcn36xx_err("hal_add_ba_session response failed err=%d\n", ret); + ret = -EINVAL; goto out; } @@ -2626,27 +2627,43 @@ out: return ret; } -static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len) +static int wcn36xx_smd_trigger_ba_rsp(void *buf, int len, struct add_ba_info *ba_info) { + struct wcn36xx_hal_trigger_ba_rsp_candidate *candidate; struct wcn36xx_hal_trigger_ba_rsp_msg *rsp; + int i; if (len < sizeof(*rsp)) return -EINVAL; rsp = (struct wcn36xx_hal_trigger_ba_rsp_msg *) buf; + + if (rsp->candidate_cnt < 1) + return rsp->status ? rsp->status : -EINVAL; + + candidate = (struct wcn36xx_hal_trigger_ba_rsp_candidate *)(buf + sizeof(*rsp)); + + for (i = 0; i < STACFG_MAX_TC; i++) { + ba_info[i] = candidate->ba_info[i]; + } + return rsp->status; } -int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u8 session_id) +int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u16 *ssn) { struct wcn36xx_hal_trigger_ba_req_msg msg_body; struct wcn36xx_hal_trigger_ba_req_candidate *candidate; + struct add_ba_info ba_info[STACFG_MAX_TC]; int ret; + if (tid >= STACFG_MAX_TC) + return -EINVAL; + mutex_lock(&wcn->hal_mutex); INIT_HAL_MSG(msg_body, WCN36XX_HAL_TRIGGER_BA_REQ); - msg_body.session_id = session_id; + msg_body.session_id = 0; /* not really used */ msg_body.candidate_cnt = 1; msg_body.header.len += sizeof(*candidate); PREPARE_HAL_BUF(wcn->hal_buf, msg_body); @@ -2661,13 +2678,17 @@ int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u8 sessio wcn36xx_err("Sending hal_trigger_ba failed\n"); goto out; } - ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len); + ret = wcn36xx_smd_trigger_ba_rsp(wcn->hal_buf, wcn->hal_rsp_len, ba_info); if (ret) { wcn36xx_err("hal_trigger_ba response failed err=%d\n", ret); goto out; } out: mutex_unlock(&wcn->hal_mutex); + + if (ssn) + *ssn = ba_info[tid].starting_seq_num; + return ret; } diff --git a/drivers/net/wireless/ath/wcn36xx/smd.h b/drivers/net/wireless/ath/wcn36xx/smd.h index 88e045dad8f3..cfde15341a88 100644 --- a/drivers/net/wireless/ath/wcn36xx/smd.h +++ b/drivers/net/wireless/ath/wcn36xx/smd.h @@ -137,7 +137,7 @@ int wcn36xx_smd_add_ba_session(struct wcn36xx *wcn, 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 direction, u8 sta_index); -int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u8 session_id); +int wcn36xx_smd_trigger_ba(struct wcn36xx *wcn, u8 sta_index, u16 tid, u16 *ssn); int wcn36xx_smd_update_cfg(struct wcn36xx *wcn, u32 cfg_id, u32 value); |