diff options
| -rw-r--r-- | drivers/net/wireless/mwifiex/11n_rxreorder.c | 49 | ||||
| -rw-r--r-- | drivers/net/wireless/mwifiex/11n_rxreorder.h | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/mwifiex/cmdevt.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/mwifiex/main.h | 1 |
4 files changed, 49 insertions, 8 deletions
diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.c b/drivers/net/wireless/mwifiex/11n_rxreorder.c index 24e2582b467..9402b93b9a3 100644 --- a/drivers/net/wireless/mwifiex/11n_rxreorder.c +++ b/drivers/net/wireless/mwifiex/11n_rxreorder.c @@ -302,6 +302,7 @@ mwifiex_11n_create_rx_reorder_tbl(struct mwifiex_private *priv, u8 *ta, new_node->start_win = last_seq + 1; new_node->win_size = win_size; + new_node->flags = 0; new_node->rx_reorder_ptr = kzalloc(sizeof(void *) * win_size, GFP_KERNEL); @@ -457,13 +458,20 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, * If seq_num is less then starting win then ignore and drop the * packet */ - if ((start_win + TWOPOW11) > (MAX_TID_VALUE - 1)) {/* Wrap */ - if (seq_num >= ((start_win + TWOPOW11) & - (MAX_TID_VALUE - 1)) && (seq_num < start_win)) + if (tbl->flags & RXREOR_FORCE_NO_DROP) { + dev_dbg(priv->adapter->dev, + "RXREOR_FORCE_NO_DROP when HS is activated\n"); + tbl->flags &= ~RXREOR_FORCE_NO_DROP; + } else { + if ((start_win + TWOPOW11) > (MAX_TID_VALUE - 1)) { + if (seq_num >= ((start_win + TWOPOW11) & + (MAX_TID_VALUE - 1)) && + seq_num < start_win) + return -1; + } else if ((seq_num < start_win) || + (seq_num > (start_win + TWOPOW11))) { return -1; - } else if ((seq_num < start_win) || - (seq_num > (start_win + TWOPOW11))) { - return -1; + } } /* @@ -474,8 +482,7 @@ int mwifiex_11n_rx_reorder_pkt(struct mwifiex_private *priv, seq_num = ((seq_num + win_size) - 1) & (MAX_TID_VALUE - 1); if (((end_win < start_win) && - (seq_num < (TWOPOW11 - (MAX_TID_VALUE - start_win))) && - (seq_num > end_win)) || + (seq_num < start_win) && (seq_num > end_win)) || ((end_win > start_win) && ((seq_num > end_win) || (seq_num < start_win)))) { end_win = seq_num; @@ -637,3 +644,29 @@ void mwifiex_11n_cleanup_reorder_tbl(struct mwifiex_private *priv) INIT_LIST_HEAD(&priv->rx_reorder_tbl_ptr); mwifiex_reset_11n_rx_seq_num(priv); } + +/* + * This function updates all rx_reorder_tbl's flags. + */ +void mwifiex_update_rxreor_flags(struct mwifiex_adapter *adapter, u8 flags) +{ + struct mwifiex_private *priv; + struct mwifiex_rx_reorder_tbl *tbl; + unsigned long lock_flags; + int i; + + for (i = 0; i < adapter->priv_num; i++) { + priv = adapter->priv[i]; + if (!priv) + continue; + if (list_empty(&priv->rx_reorder_tbl_ptr)) + continue; + + spin_lock_irqsave(&priv->rx_reorder_tbl_lock, lock_flags); + list_for_each_entry(tbl, &priv->rx_reorder_tbl_ptr, list) + tbl->flags = flags; + spin_unlock_irqrestore(&priv->rx_reorder_tbl_lock, lock_flags); + } + + return; +} diff --git a/drivers/net/wireless/mwifiex/11n_rxreorder.h b/drivers/net/wireless/mwifiex/11n_rxreorder.h index 72848591691..4064041ac85 100644 --- a/drivers/net/wireless/mwifiex/11n_rxreorder.h +++ b/drivers/net/wireless/mwifiex/11n_rxreorder.h @@ -41,6 +41,10 @@ #define BA_SETUP_MAX_PACKET_THRESHOLD 16 #define BA_SETUP_PACKET_OFFSET 16 +enum mwifiex_rxreor_flags { + RXREOR_FORCE_NO_DROP = 1<<0, +}; + static inline void mwifiex_reset_11n_rx_seq_num(struct mwifiex_private *priv) { memset(priv->rx_seq, 0xff, sizeof(priv->rx_seq)); @@ -73,5 +77,6 @@ struct mwifiex_rx_reorder_tbl *mwifiex_11n_get_rxreorder_tbl(struct struct mwifiex_rx_reorder_tbl * mwifiex_11n_get_rx_reorder_tbl(struct mwifiex_private *priv, int tid, u8 *ta); void mwifiex_11n_del_rx_reorder_tbl_by_ta(struct mwifiex_private *priv, u8 *ta); +void mwifiex_update_rxreor_flags(struct mwifiex_adapter *adapter, u8 flags); #endif /* _MWIFIEX_11N_RXREORDER_H_ */ diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index 225c1a4feeb..8d465107f52 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -1088,6 +1088,8 @@ mwifiex_hs_activated_event(struct mwifiex_private *priv, u8 activated) if (activated) { if (priv->adapter->is_hs_configured) { priv->adapter->hs_activated = true; + mwifiex_update_rxreor_flags(priv->adapter, + RXREOR_FORCE_NO_DROP); dev_dbg(priv->adapter->dev, "event: hs_activated\n"); priv->adapter->hs_activate_wait_q_woken = true; wake_up_interruptible( diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 956312f45e6..bfb3fa69805 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -535,6 +535,7 @@ struct mwifiex_rx_reorder_tbl { int win_size; void **rx_reorder_ptr; struct reorder_tmr_cnxt timer_context; + u8 flags; }; struct mwifiex_bss_prio_node { |