diff options
| author | Avinash Patil <patila@marvell.com> | 2014-02-08 04:30:40 +0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-02-13 00:36:25 +0400 |
| commit | b06c5321141382e72790077ef0caa1e42b69ff2d (patch) | |
| tree | 122673acbeb0cc302cb15bb11ed0ef2201f84d1b /drivers/net/wireless/mwifiex/11n.c | |
| parent | 5f6d5983394fd7b918385dbee7e4d983a7b990d9 (diff) | |
| download | linux-b06c5321141382e72790077ef0caa1e42b69ff2d.tar.xz | |
mwifiex: separate BA params for TDLS link if 11ac is supported
If TDLS link is 11ac enabled i.e. we as well as peer station
supports VHT, configure seprate TX & RX window sizes during
BA setup. So even if BSS does not support 11ac, we can use VHT
capabilities and higher window sizes on direct link.
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/mwifiex/11n.c')
| -rw-r--r-- | drivers/net/wireless/mwifiex/11n.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/drivers/net/wireless/mwifiex/11n.c b/drivers/net/wireless/mwifiex/11n.c index 616b1d6221b9..37677af8d2fc 100644 --- a/drivers/net/wireless/mwifiex/11n.c +++ b/drivers/net/wireless/mwifiex/11n.c @@ -537,16 +537,32 @@ void mwifiex_create_ba_tbl(struct mwifiex_private *priv, u8 *ra, int tid, int mwifiex_send_addba(struct mwifiex_private *priv, int tid, u8 *peer_mac) { struct host_cmd_ds_11n_addba_req add_ba_req; + struct mwifiex_sta_node *sta_ptr; + u32 tx_win_size = priv->add_ba_param.tx_win_size; static u8 dialog_tok; int ret; dev_dbg(priv->adapter->dev, "cmd: %s: tid %d\n", __func__, tid); + if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) && + ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info) && + priv->adapter->is_hw_11ac_capable && + memcmp(priv->cfg_bssid, peer_mac, ETH_ALEN)) { + sta_ptr = mwifiex_get_sta_entry(priv, peer_mac); + if (!sta_ptr) { + dev_warn(priv->adapter->dev, + "BA setup with unknown TDLS peer %pM!\n", + peer_mac); + return -1; + } + if (sta_ptr->is_11ac_enabled) + tx_win_size = MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE; + } + add_ba_req.block_ack_param_set = cpu_to_le16( (u16) ((tid << BLOCKACKPARAM_TID_POS) | - (priv->add_ba_param. - tx_win_size << BLOCKACKPARAM_WINSIZE_POS) | - IMMEDIATE_BLOCK_ACK)); + tx_win_size << BLOCKACKPARAM_WINSIZE_POS | + IMMEDIATE_BLOCK_ACK)); add_ba_req.block_ack_tmo = cpu_to_le16((u16)priv->add_ba_param.timeout); ++dialog_tok; |