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mwifiex: AMPDU support for TDLS link 

This patch adds AMPDU support for TDLS link. We have set 11n
capabilities including AMPDU parameters during ENABLE_LINK.
We set a variable in RA list to indicate this as TDLS link.
This patch uses these capabilities to know if AMPDU is allowed
on TDLS link and enables AMPDU aggregation for TX and RX reording
support for RA list for this peer.

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 16:30:37 -08:00 committed by John W. Linville
parent d63bf5e5e0
commit daeb5bb482
5 changed files with 31 additions and 4 deletions
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18
drivers/net/wireless/mwifiex/11n.h
View File

@ -81,11 +81,15 @@ static inline u8
mwifiex_is_ampdu_allowed(struct mwifiex_private *priv,
struct mwifiex_ra_list_tbl *ptr, int tid)
{
if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP)
if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) {
return mwifiex_is_station_ampdu_allowed(priv, ptr, tid);
else
} else {
if (ptr->tdls_link)
return mwifiex_is_station_ampdu_allowed(priv, ptr, tid);
return (priv->aggr_prio_tbl[tid].ampdu_ap !=
BA_STREAM_NOT_ALLOWED) ? true : false;
}
}
/*
@ -179,4 +183,14 @@ static inline int mwifiex_is_sta_11n_enabled(struct mwifiex_private *priv,
return node->is_11n_enabled;
}
static inline u8
mwifiex_tdls_peer_11n_enabled(struct mwifiex_private *priv, u8 *ra)
{
struct mwifiex_sta_node *node = mwifiex_get_sta_entry(priv, ra);
if (node)
return node->is_11n_enabled;
return false;
}
#endif /* !_MWIFIEX_11N_H_ */

6
drivers/net/wireless/mwifiex/11n_rxreorder.c
View File

@ -290,7 +290,11 @@ mwifiex_11n_create_rx_reorder_tbl(struct mwifiex_private *priv, u8 *ta,
last_seq = node->rx_seq[tid];
}
} else {
last_seq = priv->rx_seq[tid];
node = mwifiex_get_sta_entry(priv, ta);
if (node)
last_seq = node->rx_seq[tid];
else
last_seq = priv->rx_seq[tid];
}
if (last_seq != MWIFIEX_DEF_11N_RX_SEQ_NUM &&

1
drivers/net/wireless/mwifiex/main.h
View File

@ -210,6 +210,7 @@ struct mwifiex_ra_list_tbl {
u16 ba_pkt_count;
u8 ba_packet_thr;
u16 total_pkt_count;
bool tdls_link;
};
struct mwifiex_tid_tbl {

1
drivers/net/wireless/mwifiex/tdls.c
View File

@ -49,6 +49,7 @@ mwifiex_restore_tdls_packets(struct mwifiex_private *priv, u8 *mac, u8 status)
if (status == TDLS_SETUP_COMPLETE) {
ra_list = mwifiex_wmm_get_queue_raptr(priv, tid, mac);
ra_list->tdls_link = true;
tx_info->flags |= MWIFIEX_BUF_FLAG_TDLS_PKT;
} else {
tid_list = &priv->wmm.tid_tbl_ptr[tid_down].ra_list;

9
drivers/net/wireless/mwifiex/wmm.c
View File

@ -160,8 +160,15 @@ mwifiex_ralist_add(struct mwifiex_private *priv, u8 *ra)
break;
ra_list->is_11n_enabled = 0;
ra_list->tdls_link = false;
if (!mwifiex_queuing_ra_based(priv)) {
ra_list->is_11n_enabled = IS_11N_ENABLED(priv);
if (mwifiex_get_tdls_link_status(priv, ra) ==
TDLS_SETUP_COMPLETE) {
ra_list->is_11n_enabled =
mwifiex_tdls_peer_11n_enabled(priv, ra);
} else {
ra_list->is_11n_enabled = IS_11N_ENABLED(priv);
}
} else {
ra_list->is_11n_enabled =
mwifiex_is_sta_11n_enabled(priv, node);