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mwifiex: disable all TDLS link during disconnection

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During deauthenticate/link lost event, disable all TDLS links as
TDLS would not work when infra connection is not active.
Also this will avoid an issue where ping to peer station doesn't
work after reassociation to AP where we had created TDLS link in
earlier association.

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>
This commit is contained in:
Avinash Patil 2014-02-07 16:30:41 -08:00 committed by John W. Linville
parent b06c532114
commit be104b916c
3 changed files with 40 additions and 0 deletions
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1
drivers/net/wireless/mwifiex/main.h
View file

@ -1234,6 +1234,7 @@ void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv,
u8 *buf, int len);
int mwifiex_tdls_oper(struct mwifiex_private *priv, u8 *peer, u8 action);
int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, u8 *mac);
void mwifiex_disable_all_tdls_links(struct mwifiex_private *priv);
bool mwifiex_is_bss_in_11ac_mode(struct mwifiex_private *priv);
u8 mwifiex_get_center_freq_index(struct mwifiex_private *priv, u8 band,
u32 pri_chan, u8 chan_bw);

4
drivers/net/wireless/mwifiex/sta_event.c
View file

@ -54,6 +54,10 @@ mwifiex_reset_connect_state(struct mwifiex_private *priv, u16 reason_code)
priv->scan_block = false;
if ((GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_STA) &&
ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info))
mwifiex_disable_all_tdls_links(priv);
/* Free Tx and Rx packets, report disconnect to upper layer */
mwifiex_clean_txrx(priv);

35
drivers/net/wireless/mwifiex/tdls.c
View file

@ -1007,3 +1007,38 @@ int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, u8 *mac)
return TDLS_NOT_SETUP;
}
void mwifiex_disable_all_tdls_links(struct mwifiex_private *priv)
{
struct mwifiex_sta_node *sta_ptr;
struct mwifiex_ds_tdls_oper tdls_oper;
unsigned long flags;
if (list_empty(&priv->sta_list))
return;
list_for_each_entry(sta_ptr, &priv->sta_list, list) {
memset(&tdls_oper, 0, sizeof(struct mwifiex_ds_tdls_oper));
if (sta_ptr->is_11n_enabled) {
mwifiex_11n_cleanup_reorder_tbl(priv);
spin_lock_irqsave(&priv->wmm.ra_list_spinlock,
flags);
mwifiex_11n_delete_all_tx_ba_stream_tbl(priv);
spin_unlock_irqrestore(&priv->wmm.ra_list_spinlock,
flags);
}
mwifiex_restore_tdls_packets(priv, sta_ptr->mac_addr,
TDLS_LINK_TEARDOWN);
memcpy(&tdls_oper.peer_mac, sta_ptr->mac_addr, ETH_ALEN);
tdls_oper.tdls_action = MWIFIEX_TDLS_DISABLE_LINK;
if (mwifiex_send_cmd_async(priv, HostCmd_CMD_TDLS_OPER,
HostCmd_ACT_GEN_SET, 0, &tdls_oper))
dev_warn(priv->adapter->dev,
"Disable link failed for TDLS peer %pM",
sta_ptr->mac_addr);
}
mwifiex_del_all_sta_list(priv);
}