From 442f6f9b49c88482b82790eee23fa330e1faf9f6 Mon Sep 17 00:00:00 2001 From: Xinming Hu Date: Wed, 3 Jun 2015 16:59:38 +0530 Subject: [PATCH] mwifiex: maintain station statistic in uap mode This patch maintain statistic information for the stations associated to the mwifiex micro AP, include tx/rx bytes/packets, signal strength, tx bitrate. Signed-off-by: Xinming Hu Signed-off-by: Avinash Patil Signed-off-by: Cathy Luo Signed-off-by: Kalle Valo --- drivers/net/wireless/mwifiex/fw.h | 7 ++++++- drivers/net/wireless/mwifiex/main.h | 13 +++++++++++++ drivers/net/wireless/mwifiex/txrx.c | 13 +++++++++++-- drivers/net/wireless/mwifiex/uap_txrx.c | 18 +++++++++++++++++- drivers/net/wireless/mwifiex/util.c | 13 +++++++++++++ 5 files changed, 60 insertions(+), 4 deletions(-) diff --git a/drivers/net/wireless/mwifiex/fw.h b/drivers/net/wireless/mwifiex/fw.h index 45822a83e57e..b6bbf9ae57b6 100644 --- a/drivers/net/wireless/mwifiex/fw.h +++ b/drivers/net/wireless/mwifiex/fw.h @@ -632,7 +632,12 @@ struct uap_rxpd { __le16 rx_pkt_type; __le16 seq_num; u8 priority; - u8 reserved1; + u8 rx_rate; + s8 snr; + s8 nf; + u8 ht_info; + u8 reserved[3]; + u8 flags; }; struct mwifiex_fw_chan_stats { diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index 88d37791f63c..837e61061855 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -741,6 +741,18 @@ struct mwifiex_tdls_capab { struct ieee80211_vht_operation vhtoper; }; +struct mwifiex_station_stats { + u64 last_rx; + s8 rssi; + u64 rx_bytes; + u64 tx_bytes; + u32 rx_packets; + u32 tx_packets; + u32 tx_failed; + u8 last_tx_rate; + u8 last_tx_htinfo; +}; + /* This is AP/TDLS specific structure which stores information * about associated/peer STA */ @@ -755,6 +767,7 @@ struct mwifiex_sta_node { u16 max_amsdu; u8 tdls_status; struct mwifiex_tdls_capab tdls_cap; + struct mwifiex_station_stats stats; }; struct mwifiex_auto_tdls_peer { diff --git a/drivers/net/wireless/mwifiex/txrx.c b/drivers/net/wireless/mwifiex/txrx.c index 28dcc84a34d2..c4c7d8d9e544 100644 --- a/drivers/net/wireless/mwifiex/txrx.c +++ b/drivers/net/wireless/mwifiex/txrx.c @@ -88,13 +88,22 @@ int mwifiex_process_tx(struct mwifiex_private *priv, struct sk_buff *skb, struct mwifiex_adapter *adapter = priv->adapter; u8 *head_ptr; struct txpd *local_tx_pd = NULL; + struct mwifiex_sta_node *dest_node; + struct ethhdr *hdr = (void *)skb->data; hroom = (adapter->iface_type == MWIFIEX_USB) ? 0 : INTF_HEADER_LEN; - if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) + if (priv->bss_role == MWIFIEX_BSS_ROLE_UAP) { + dest_node = mwifiex_get_sta_entry(priv, hdr->h_dest); + if (dest_node) { + dest_node->stats.tx_bytes += skb->len; + dest_node->stats.tx_packets++; + } + head_ptr = mwifiex_process_uap_txpd(priv, skb); - else + } else { head_ptr = mwifiex_process_sta_txpd(priv, skb); + } if ((adapter->data_sent || adapter->tx_lock_flag) && head_ptr) { skb_queue_tail(&adapter->tx_data_q, skb); diff --git a/drivers/net/wireless/mwifiex/uap_txrx.c b/drivers/net/wireless/mwifiex/uap_txrx.c index 61c52fdf945d..87667418af5f 100644 --- a/drivers/net/wireless/mwifiex/uap_txrx.c +++ b/drivers/net/wireless/mwifiex/uap_txrx.c @@ -97,6 +97,7 @@ static void mwifiex_uap_queue_bridged_pkt(struct mwifiex_private *priv, struct mwifiex_txinfo *tx_info; int hdr_chop; struct ethhdr *p_ethhdr; + struct mwifiex_sta_node *src_node; uap_rx_pd = (struct uap_rxpd *)(skb->data); rx_pkt_hdr = (void *)uap_rx_pd + le16_to_cpu(uap_rx_pd->rx_pkt_offset); @@ -180,6 +181,15 @@ static void mwifiex_uap_queue_bridged_pkt(struct mwifiex_private *priv, tx_info->bss_type = priv->bss_type; tx_info->flags |= MWIFIEX_BUF_FLAG_BRIDGED_PKT; + src_node = mwifiex_get_sta_entry(priv, rx_pkt_hdr->eth803_hdr.h_source); + if (src_node) { + src_node->stats.last_rx = jiffies; + src_node->stats.rx_bytes += skb->len; + src_node->stats.rx_packets++; + src_node->stats.last_tx_rate = uap_rx_pd->rx_rate; + src_node->stats.last_tx_htinfo = uap_rx_pd->ht_info; + } + if (is_unicast_ether_addr(rx_pkt_hdr->eth803_hdr.h_dest)) { /* Update bridge packet statistics as the * packet is not going to kernel/upper layer. @@ -275,6 +285,8 @@ int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv, rx_pkt_type = le16_to_cpu(uap_rx_pd->rx_pkt_type); rx_pkt_hdr = (void *)uap_rx_pd + le16_to_cpu(uap_rx_pd->rx_pkt_offset); + ether_addr_copy(ta, rx_pkt_hdr->eth803_hdr.h_source); + if ((le16_to_cpu(uap_rx_pd->rx_pkt_offset) + le16_to_cpu(uap_rx_pd->rx_pkt_length)) > (u16) skb->len) { mwifiex_dbg(adapter, ERROR, @@ -282,6 +294,11 @@ int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv, skb->len, le16_to_cpu(uap_rx_pd->rx_pkt_offset), le16_to_cpu(uap_rx_pd->rx_pkt_length)); priv->stats.rx_dropped++; + + node = mwifiex_get_sta_entry(priv, ta); + if (node) + node->stats.tx_failed++; + dev_kfree_skb_any(skb); return 0; } @@ -295,7 +312,6 @@ int mwifiex_process_uap_rx_packet(struct mwifiex_private *priv, return ret; } - memcpy(ta, rx_pkt_hdr->eth803_hdr.h_source, ETH_ALEN); if (rx_pkt_type != PKT_TYPE_BAR && uap_rx_pd->priority < MAX_NUM_TID) { spin_lock_irqsave(&priv->sta_list_spinlock, flags); diff --git a/drivers/net/wireless/mwifiex/util.c b/drivers/net/wireless/mwifiex/util.c index 370323a47ecb..2e3dc07b739a 100644 --- a/drivers/net/wireless/mwifiex/util.c +++ b/drivers/net/wireless/mwifiex/util.c @@ -416,12 +416,25 @@ mwifiex_process_mgmt_packet(struct mwifiex_private *priv, */ int mwifiex_recv_packet(struct mwifiex_private *priv, struct sk_buff *skb) { + struct mwifiex_sta_node *src_node; + struct ethhdr *p_ethhdr; + if (!skb) return -1; priv->stats.rx_bytes += skb->len; priv->stats.rx_packets++; + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) { + p_ethhdr = (void *)skb->data; + src_node = mwifiex_get_sta_entry(priv, p_ethhdr->h_source); + if (src_node) { + src_node->stats.last_rx = jiffies; + src_node->stats.rx_bytes += skb->len; + src_node->stats.rx_packets++; + } + } + skb->dev = priv->netdev; skb->protocol = eth_type_trans(skb, priv->netdev); skb->ip_summed = CHECKSUM_NONE; -- 2.20.1