diff options
Diffstat (limited to 'drivers/net/wireless/mwifiex/11n.c')
| -rw-r--r-- | drivers/net/wireless/mwifiex/11n.c | 104 |
1 files changed, 101 insertions, 3 deletions
diff --git a/drivers/net/wireless/mwifiex/11n.c b/drivers/net/wireless/mwifiex/11n.c index 8422986cd7a9..c174e79e6df2 100644 --- a/drivers/net/wireless/mwifiex/11n.c +++ b/drivers/net/wireless/mwifiex/11n.c @@ -156,7 +156,7 @@ int mwifiex_ret_11n_delba(struct mwifiex_private *priv, int mwifiex_ret_11n_addba_req(struct mwifiex_private *priv, struct host_cmd_ds_command *resp) { - int tid; + int tid, tid_down; struct host_cmd_ds_11n_addba_rsp *add_ba_rsp = &resp->params.add_ba_rsp; struct mwifiex_tx_ba_stream_tbl *tx_ba_tbl; struct mwifiex_ra_list_tbl *ra_list; @@ -167,7 +167,9 @@ int mwifiex_ret_11n_addba_req(struct mwifiex_private *priv, tid = (block_ack_param_set & IEEE80211_ADDBA_PARAM_TID_MASK) >> BLOCKACKPARAM_TID_POS; - ra_list = mwifiex_wmm_get_ralist_node(priv, tid, add_ba_rsp-> + + tid_down = mwifiex_wmm_downgrade_tid(priv, tid); + ra_list = mwifiex_wmm_get_ralist_node(priv, tid_down, add_ba_rsp-> peer_mac_addr); if (le16_to_cpu(add_ba_rsp->status_code) != BA_RESULT_SUCCESS) { if (ra_list) { @@ -530,13 +532,16 @@ void mwifiex_create_ba_tbl(struct mwifiex_private *priv, u8 *ra, int tid, struct mwifiex_tx_ba_stream_tbl *new_node; struct mwifiex_ra_list_tbl *ra_list; unsigned long flags; + int tid_down; if (!mwifiex_get_ba_tbl(priv, tid, ra)) { new_node = kzalloc(sizeof(struct mwifiex_tx_ba_stream_tbl), GFP_ATOMIC); if (!new_node) return; - ra_list = mwifiex_wmm_get_ralist_node(priv, tid, ra); + + tid_down = mwifiex_wmm_downgrade_tid(priv, tid); + ra_list = mwifiex_wmm_get_ralist_node(priv, tid_down, ra); if (ra_list) { ra_list->ba_status = ba_status; ra_list->amsdu_in_ampdu = false; @@ -643,6 +648,30 @@ int mwifiex_send_delba(struct mwifiex_private *priv, int tid, u8 *peer_mac, } /* + * This function sends delba to specific tid + */ +void mwifiex_11n_delba(struct mwifiex_private *priv, int tid) +{ + struct mwifiex_rx_reorder_tbl *rx_reor_tbl_ptr; + + if (list_empty(&priv->rx_reorder_tbl_ptr)) { + dev_dbg(priv->adapter->dev, + "mwifiex_11n_delba: rx_reorder_tbl_ptr empty\n"); + return; + } + + list_for_each_entry(rx_reor_tbl_ptr, &priv->rx_reorder_tbl_ptr, list) { + if (rx_reor_tbl_ptr->tid == tid) { + dev_dbg(priv->adapter->dev, + "Send delba to tid=%d, %pM\n", + tid, rx_reor_tbl_ptr->ta); + mwifiex_send_delba(priv, tid, rx_reor_tbl_ptr->ta, 0); + return; + } + } +} + +/* * This function handles the command response of a delete BA request. */ void mwifiex_11n_delete_ba_stream(struct mwifiex_private *priv, u8 *del_ba) @@ -814,3 +843,72 @@ u8 mwifiex_get_sec_chan_offset(int chan) return sec_offset; } + +/* This function will send DELBA to entries in the priv's + * Tx BA stream table + */ +static void +mwifiex_send_delba_txbastream_tbl(struct mwifiex_private *priv, u8 tid) +{ + struct mwifiex_adapter *adapter = priv->adapter; + struct mwifiex_tx_ba_stream_tbl *tx_ba_stream_tbl_ptr; + + if (list_empty(&priv->tx_ba_stream_tbl_ptr)) + return; + + list_for_each_entry(tx_ba_stream_tbl_ptr, + &priv->tx_ba_stream_tbl_ptr, list) { + if (tx_ba_stream_tbl_ptr->ba_status == BA_SETUP_COMPLETE) { + if (tid == tx_ba_stream_tbl_ptr->tid) { + dev_dbg(adapter->dev, + "Tx:Send delba to tid=%d, %pM\n", tid, + tx_ba_stream_tbl_ptr->ra); + mwifiex_send_delba(priv, + tx_ba_stream_tbl_ptr->tid, + tx_ba_stream_tbl_ptr->ra, 1); + return; + } + } + } +} + +/* This function updates all the tx_win_size + */ +void mwifiex_update_ampdu_txwinsize(struct mwifiex_adapter *adapter) +{ + u8 i; + u32 tx_win_size; + struct mwifiex_private *priv; + + for (i = 0; i < adapter->priv_num; i++) { + if (!adapter->priv[i]) + continue; + priv = adapter->priv[i]; + tx_win_size = priv->add_ba_param.tx_win_size; + + if (priv->bss_type == MWIFIEX_BSS_TYPE_STA) + priv->add_ba_param.tx_win_size = + MWIFIEX_STA_AMPDU_DEF_TXWINSIZE; + + if (priv->bss_type == MWIFIEX_BSS_TYPE_P2P) + priv->add_ba_param.tx_win_size = + MWIFIEX_STA_AMPDU_DEF_TXWINSIZE; + + if (priv->bss_type == MWIFIEX_BSS_TYPE_UAP) + priv->add_ba_param.tx_win_size = + MWIFIEX_UAP_AMPDU_DEF_TXWINSIZE; + + if (adapter->coex_win_size) { + if (adapter->coex_tx_win_size) + priv->add_ba_param.tx_win_size = + adapter->coex_tx_win_size; + } + + if (tx_win_size != priv->add_ba_param.tx_win_size) { + if (!priv->media_connected) + continue; + for (i = 0; i < MAX_NUM_TID; i++) + mwifiex_send_delba_txbastream_tbl(priv, i); + } + } +} |