From 72df63100d54bc801700de2c6f525d0fd8bfd799 Mon Sep 17 00:00:00 2001 From: Xinming Hu Date: Tue, 23 Dec 2014 19:14:05 +0530 Subject: [PATCH] mwifiex: report tdls peers in debugfs This patch add provision to show TDLS peer table in debugfs file. Signed-off-by: Xinming Hu Signed-off-by: Cathy Luo Signed-off-by: Avinash Patil Signed-off-by: Kalle Valo --- drivers/net/wireless/mwifiex/debugfs.c | 9 ++++++++ drivers/net/wireless/mwifiex/decl.h | 1 + drivers/net/wireless/mwifiex/ioctl.h | 9 +++++++- drivers/net/wireless/mwifiex/main.h | 2 ++ drivers/net/wireless/mwifiex/tdls.c | 30 ++++++++++++++++++++++++++ drivers/net/wireless/mwifiex/util.c | 2 ++ 6 files changed, 52 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mwifiex/debugfs.c b/drivers/net/wireless/mwifiex/debugfs.c index 2713f7acd35e..b50603276ecb 100644 --- a/drivers/net/wireless/mwifiex/debugfs.c +++ b/drivers/net/wireless/mwifiex/debugfs.c @@ -493,6 +493,15 @@ mwifiex_debug_read(struct file *file, char __user *ubuf, } } + if (info.tdls_peer_num) { + p += sprintf(p, "TDLS peer table:\n"); + for (i = 0; i < info.tdls_peer_num; i++) { + p += sprintf(p, "peer = %pM", + info.tdls_list[i].peer_addr); + p += sprintf(p, "\n"); + } + } + ret = simple_read_from_buffer(ubuf, count, ppos, (char *) page, (unsigned long) p - page); diff --git a/drivers/net/wireless/mwifiex/decl.h b/drivers/net/wireless/mwifiex/decl.h index 2269acf41ad8..21b5130c264e 100644 --- a/drivers/net/wireless/mwifiex/decl.h +++ b/drivers/net/wireless/mwifiex/decl.h @@ -41,6 +41,7 @@ #define MWIFIEX_MAX_TX_BASTREAM_SUPPORTED 2 #define MWIFIEX_MAX_RX_BASTREAM_SUPPORTED 16 +#define MWIFIEX_MAX_TDLS_PEER_SUPPORTED 8 #define MWIFIEX_STA_AMPDU_DEF_TXWINSIZE 64 #define MWIFIEX_STA_AMPDU_DEF_RXWINSIZE 64 diff --git a/drivers/net/wireless/mwifiex/ioctl.h b/drivers/net/wireless/mwifiex/ioctl.h index 0847f3e07ab7..dcf4bdbd7505 100644 --- a/drivers/net/wireless/mwifiex/ioctl.h +++ b/drivers/net/wireless/mwifiex/ioctl.h @@ -180,7 +180,11 @@ struct mwifiex_ds_tx_ba_stream_tbl { u8 amsdu; }; -#define DBG_CMD_NUM 5 +#define DBG_CMD_NUM 5 + +struct tdls_peer_info { + u8 peer_addr[ETH_ALEN]; +}; struct mwifiex_debug_info { u32 int_counter; @@ -193,6 +197,9 @@ struct mwifiex_debug_info { u32 rx_tbl_num; struct mwifiex_ds_rx_reorder_tbl rx_tbl [MWIFIEX_MAX_RX_BASTREAM_SUPPORTED]; + u32 tdls_peer_num; + struct tdls_peer_info tdls_list + [MWIFIEX_MAX_TDLS_PEER_SUPPORTED]; u16 ps_mode; u32 ps_state; u8 is_deep_sleep; diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index e66993cb5daf..b3e23f625e1a 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -1324,6 +1324,8 @@ void mwifiex_process_tdls_action_frame(struct mwifiex_private *priv, u8 *buf, int len); int mwifiex_tdls_oper(struct mwifiex_private *priv, const u8 *peer, u8 action); int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, const u8 *mac); +int mwifiex_get_tdls_list(struct mwifiex_private *priv, + struct tdls_peer_info *buf); 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, diff --git a/drivers/net/wireless/mwifiex/tdls.c b/drivers/net/wireless/mwifiex/tdls.c index 22884b429be7..efa81d8f2597 100644 --- a/drivers/net/wireless/mwifiex/tdls.c +++ b/drivers/net/wireless/mwifiex/tdls.c @@ -1123,6 +1123,36 @@ int mwifiex_get_tdls_link_status(struct mwifiex_private *priv, const u8 *mac) return TDLS_NOT_SETUP; } +int mwifiex_get_tdls_list(struct mwifiex_private *priv, + struct tdls_peer_info *buf) +{ + struct mwifiex_sta_node *sta_ptr; + struct tdls_peer_info *peer = buf; + int count = 0; + unsigned long flags; + + if (!ISSUPP_TDLS_ENABLED(priv->adapter->fw_cap_info)) + return 0; + + /* make sure we are in station mode and connected */ + if (!(priv->bss_type == MWIFIEX_BSS_TYPE_STA && priv->media_connected)) + return 0; + + spin_lock_irqsave(&priv->sta_list_spinlock, flags); + list_for_each_entry(sta_ptr, &priv->sta_list, list) { + if (sta_ptr->tdls_status == TDLS_SETUP_COMPLETE) { + ether_addr_copy(peer->peer_addr, sta_ptr->mac_addr); + peer++; + count++; + if (count >= MWIFIEX_MAX_TDLS_PEER_SUPPORTED) + break; + } + } + spin_unlock_irqrestore(&priv->sta_list_spinlock, flags); + + return count; +} + void mwifiex_disable_all_tdls_links(struct mwifiex_private *priv) { struct mwifiex_sta_node *sta_ptr; diff --git a/drivers/net/wireless/mwifiex/util.c b/drivers/net/wireless/mwifiex/util.c index b1768fbf98f2..3bd917975e5b 100644 --- a/drivers/net/wireless/mwifiex/util.c +++ b/drivers/net/wireless/mwifiex/util.c @@ -97,6 +97,8 @@ int mwifiex_get_debug_info(struct mwifiex_private *priv, info->rx_tbl); info->tx_tbl_num = mwifiex_get_tx_ba_stream_tbl(priv, info->tx_tbl); + info->tdls_peer_num = mwifiex_get_tdls_list(priv, + info->tdls_list); info->ps_mode = adapter->ps_mode; info->ps_state = adapter->ps_state; info->is_deep_sleep = adapter->is_deep_sleep; -- 2.20.1