X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Fmac80211%2Fdebugfs_sta.c;h=6d47a1d31b37a550164e424ca9571b67709418db;hb=fca515fbfa5ecd9f7b54db311317e2c877d7831a;hp=da34ea70276f828d47f69d790e8b201bcc08937c;hpb=973ed7c49a5c2271a10ce54ac06bba5617fca3a8;p=linux-2.6

diff --git a/net/mac80211/debugfs_sta.c b/net/mac80211/debugfs_sta.c
index da34ea7027..6d47a1d31b 100644
--- a/net/mac80211/debugfs_sta.c
+++ b/net/mac80211/debugfs_sta.c
@@ -33,25 +33,16 @@ static ssize_t sta_ ##name## _read(struct file *file,			\
 #define STA_READ_LU(name, field) STA_READ(name, 20, field, "%lu\n")
 #define STA_READ_S(name, field) STA_READ(name, 20, field, "%s\n")
 
-#define STA_READ_RATE(name, field)					\
-static ssize_t sta_##name##_read(struct file *file,			\
-				 char __user *userbuf,			\
-				 size_t count, loff_t *ppos)		\
-{									\
-	struct sta_info *sta = file->private_data;			\
-	struct ieee80211_local *local = wdev_priv(sta->dev->ieee80211_ptr);\
-	struct ieee80211_hw_mode *mode = local->oper_hw_mode;		\
-	char buf[20];							\
-	int res = scnprintf(buf, sizeof(buf), "%d\n",			\
-			    (sta->field >= 0 &&				\
-			    sta->field < mode->num_rates) ?		\
-			    mode->rates[sta->field].rate : -1);		\
-	return simple_read_from_buffer(userbuf, count, ppos, buf, res);	\
+#define STA_OPS(name)							\
+static const struct file_operations sta_ ##name## _ops = {		\
+	.read = sta_##name##_read,					\
+	.open = mac80211_open_file_generic,				\
 }
 
-#define STA_OPS(name)							\
+#define STA_OPS_WR(name)						\
 static const struct file_operations sta_ ##name## _ops = {		\
 	.read = sta_##name##_read,					\
+	.write = sta_##name##_write,					\
 	.open = mac80211_open_file_generic,				\
 }
 
@@ -60,9 +51,7 @@ static const struct file_operations sta_ ##name## _ops = {		\
 		STA_OPS(name)
 
 STA_FILE(aid, aid, D);
-STA_FILE(key_idx_compression, key_idx_compression, D);
-STA_FILE(dev, dev->name, S);
-STA_FILE(vlan_id, vlan_id, D);
+STA_FILE(dev, sdata->dev->name, S);
 STA_FILE(rx_packets, rx_packets, LU);
 STA_FILE(tx_packets, tx_packets, LU);
 STA_FILE(rx_bytes, rx_bytes, LU);
@@ -72,27 +61,23 @@ STA_FILE(rx_fragments, rx_fragments, LU);
 STA_FILE(rx_dropped, rx_dropped, LU);
 STA_FILE(tx_fragments, tx_fragments, LU);
 STA_FILE(tx_filtered, tx_filtered_count, LU);
-STA_FILE(txrate, txrate, RATE);
-STA_FILE(last_txrate, last_txrate, RATE);
 STA_FILE(tx_retry_failed, tx_retry_failed, LU);
 STA_FILE(tx_retry_count, tx_retry_count, LU);
 STA_FILE(last_rssi, last_rssi, D);
 STA_FILE(last_signal, last_signal, D);
 STA_FILE(last_noise, last_noise, D);
 STA_FILE(channel_use, channel_use, D);
-STA_FILE(wep_weak_iv_count, wep_weak_iv_count, D);
+STA_FILE(wep_weak_iv_count, wep_weak_iv_count, LU);
 
 static ssize_t sta_flags_read(struct file *file, char __user *userbuf,
 			      size_t count, loff_t *ppos)
 {
 	char buf[100];
 	struct sta_info *sta = file->private_data;
-	int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s%s%s",
+	int res = scnprintf(buf, sizeof(buf), "%s%s%s%s%s%s%s",
 		sta->flags & WLAN_STA_AUTH ? "AUTH\n" : "",
 		sta->flags & WLAN_STA_ASSOC ? "ASSOC\n" : "",
 		sta->flags & WLAN_STA_PS ? "PS\n" : "",
-		sta->flags & WLAN_STA_TIM ? "TIM\n" : "",
-		sta->flags & WLAN_STA_PERM ? "PERM\n" : "",
 		sta->flags & WLAN_STA_AUTHORIZED ? "AUTHORIZED\n" : "",
 		sta->flags & WLAN_STA_SHORT_PREAMBLE ? "SHORT PREAMBLE\n" : "",
 		sta->flags & WLAN_STA_WME ? "WME\n" : "",
@@ -113,31 +98,6 @@ static ssize_t sta_num_ps_buf_frames_read(struct file *file,
 }
 STA_OPS(num_ps_buf_frames);
 
-static ssize_t sta_last_ack_rssi_read(struct file *file, char __user *userbuf,
-				      size_t count, loff_t *ppos)
-{
-	char buf[100];
-	struct sta_info *sta = file->private_data;
-	int res = scnprintf(buf, sizeof(buf), "%d %d %d\n",
-			    sta->last_ack_rssi[0],
-			    sta->last_ack_rssi[1],
-			    sta->last_ack_rssi[2]);
-	return simple_read_from_buffer(userbuf, count, ppos, buf, res);
-}
-STA_OPS(last_ack_rssi);
-
-static ssize_t sta_last_ack_ms_read(struct file *file, char __user *userbuf,
-				    size_t count, loff_t *ppos)
-{
-	char buf[20];
-	struct sta_info *sta = file->private_data;
-	int res = scnprintf(buf, sizeof(buf), "%d\n",
-			    sta->last_ack ?
-			    jiffies_to_msecs(jiffies - sta->last_ack) : -1);
-	return simple_read_from_buffer(userbuf, count, ppos, buf, res);
-}
-STA_OPS(last_ack_ms);
-
 static ssize_t sta_inactive_ms_read(struct file *file, char __user *userbuf,
 				    size_t count, loff_t *ppos)
 {
@@ -193,8 +153,120 @@ static ssize_t sta_wme_tx_queue_read(struct file *file, char __user *userbuf,
 STA_OPS(wme_tx_queue);
 #endif
 
+static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf,
+					size_t count, loff_t *ppos)
+{
+	char buf[768], *p = buf;
+	int i;
+	struct sta_info *sta = file->private_data;
+	p += scnprintf(p, sizeof(buf)+buf-p, "Agg state for STA is:\n");
+	p += scnprintf(p, sizeof(buf)+buf-p, " STA next dialog_token is %d \n "
+			"TIDs info is: \n TID :",
+			(sta->ampdu_mlme.dialog_token_allocator + 1));
+	for (i = 0; i < STA_TID_NUM; i++)
+		p += scnprintf(p, sizeof(buf)+buf-p, "%5d", i);
+
+	p += scnprintf(p, sizeof(buf)+buf-p, "\n RX  :");
+	for (i = 0; i < STA_TID_NUM; i++)
+		p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
+			sta->ampdu_mlme.tid_state_rx[i]);
+
+	p += scnprintf(p, sizeof(buf)+buf-p, "\n DTKN:");
+	for (i = 0; i < STA_TID_NUM; i++)
+		p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
+			sta->ampdu_mlme.tid_state_rx[i]?
+			sta->ampdu_mlme.tid_rx[i]->dialog_token : 0);
+
+	p += scnprintf(p, sizeof(buf)+buf-p, "\n TX  :");
+	for (i = 0; i < STA_TID_NUM; i++)
+		p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
+			sta->ampdu_mlme.tid_state_tx[i]);
+
+	p += scnprintf(p, sizeof(buf)+buf-p, "\n DTKN:");
+	for (i = 0; i < STA_TID_NUM; i++)
+		p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
+			sta->ampdu_mlme.tid_state_tx[i]?
+			sta->ampdu_mlme.tid_tx[i]->dialog_token : 0);
+
+	p += scnprintf(p, sizeof(buf)+buf-p, "\n SSN :");
+	for (i = 0; i < STA_TID_NUM; i++)
+		p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
+			sta->ampdu_mlme.tid_state_tx[i]?
+			sta->ampdu_mlme.tid_tx[i]->ssn : 0);
+
+	p += scnprintf(p, sizeof(buf)+buf-p, "\n");
+
+	return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf);
+}
+
+static ssize_t sta_agg_status_write(struct file *file,
+		const char __user *user_buf, size_t count, loff_t *ppos)
+{
+	struct sta_info *sta = file->private_data;
+	struct net_device *dev = sta->sdata->dev;
+	struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
+	struct ieee80211_hw *hw = &local->hw;
+	u8 *da = sta->addr;
+	static int tid_static_tx[16] = {0, 0, 0, 0, 0, 0, 0, 0,
+					0, 0, 0, 0, 0, 0, 0, 0};
+	static int tid_static_rx[16] = {1, 1, 1, 1, 1, 1, 1, 1,
+					1, 1, 1, 1, 1, 1, 1, 1};
+	char *endp;
+	char buf[32];
+	int buf_size, rs;
+	unsigned int tid_num;
+	char state[4];
+
+	memset(buf, 0x00, sizeof(buf));
+	buf_size = min(count, (sizeof(buf)-1));
+	if (copy_from_user(buf, user_buf, buf_size))
+		return -EFAULT;
+
+	tid_num = simple_strtoul(buf, &endp, 0);
+	if (endp == buf)
+		return -EINVAL;
+
+	if ((tid_num >= 100) && (tid_num <= 115)) {
+		/* toggle Rx aggregation command */
+		tid_num = tid_num - 100;
+		if (tid_static_rx[tid_num] == 1) {
+			strcpy(state, "off ");
+			ieee80211_sta_stop_rx_ba_session(dev, da, tid_num, 0,
+					WLAN_REASON_QSTA_REQUIRE_SETUP);
+			sta->ampdu_mlme.tid_state_rx[tid_num] |=
+					HT_AGG_STATE_DEBUGFS_CTL;
+			tid_static_rx[tid_num] = 0;
+		} else {
+			strcpy(state, "on ");
+			sta->ampdu_mlme.tid_state_rx[tid_num] &=
+					~HT_AGG_STATE_DEBUGFS_CTL;
+			tid_static_rx[tid_num] = 1;
+		}
+		printk(KERN_DEBUG "debugfs - try switching tid %u %s\n",
+				tid_num, state);
+	} else if ((tid_num >= 0) && (tid_num <= 15)) {
+		/* toggle Tx aggregation command */
+		if (tid_static_tx[tid_num] == 0) {
+			strcpy(state, "on ");
+			rs =  ieee80211_start_tx_ba_session(hw, da, tid_num);
+			if (rs == 0)
+				tid_static_tx[tid_num] = 1;
+		} else {
+			strcpy(state, "off");
+			rs =  ieee80211_stop_tx_ba_session(hw, da, tid_num, 1);
+			if (rs == 0)
+				tid_static_tx[tid_num] = 0;
+		}
+		printk(KERN_DEBUG "debugfs - switching tid %u %s, return=%d\n",
+				tid_num, state, rs);
+	}
+
+	return count;
+}
+STA_OPS_WR(agg_status);
+
 #define DEBUGFS_ADD(name) \
-	sta->debugfs.name = debugfs_create_file(#name, 0444, \
+	sta->debugfs.name = debugfs_create_file(#name, 0400, \
 		sta->debugfs.dir, sta, &sta_ ##name## _ops);
 
 #define DEBUGFS_DEL(name) \
@@ -204,42 +276,41 @@ STA_OPS(wme_tx_queue);
 
 void ieee80211_sta_debugfs_add(struct sta_info *sta)
 {
-	char buf[3*6];
 	struct dentry *stations_dir = sta->local->debugfs.stations;
+	DECLARE_MAC_BUF(mbuf);
+	u8 *mac;
 
 	if (!stations_dir)
 		return;
 
-	sprintf(buf, MAC_FMT, MAC_ARG(sta->addr));
+	mac = print_mac(mbuf, sta->addr);
 
-	sta->debugfs.dir = debugfs_create_dir(buf, stations_dir);
+	sta->debugfs.dir = debugfs_create_dir(mac, stations_dir);
 	if (!sta->debugfs.dir)
 		return;
 
 	DEBUGFS_ADD(flags);
 	DEBUGFS_ADD(num_ps_buf_frames);
-	DEBUGFS_ADD(last_ack_rssi);
-	DEBUGFS_ADD(last_ack_ms);
 	DEBUGFS_ADD(inactive_ms);
 	DEBUGFS_ADD(last_seq_ctrl);
 #ifdef CONFIG_MAC80211_DEBUG_COUNTERS
 	DEBUGFS_ADD(wme_rx_queue);
 	DEBUGFS_ADD(wme_tx_queue);
 #endif
+	DEBUGFS_ADD(agg_status);
 }
 
 void ieee80211_sta_debugfs_remove(struct sta_info *sta)
 {
 	DEBUGFS_DEL(flags);
 	DEBUGFS_DEL(num_ps_buf_frames);
-	DEBUGFS_DEL(last_ack_rssi);
-	DEBUGFS_DEL(last_ack_ms);
 	DEBUGFS_DEL(inactive_ms);
 	DEBUGFS_DEL(last_seq_ctrl);
 #ifdef CONFIG_MAC80211_DEBUG_COUNTERS
 	DEBUGFS_DEL(wme_rx_queue);
 	DEBUGFS_DEL(wme_tx_queue);
 #endif
+	DEBUGFS_DEL(agg_status);
 
 	debugfs_remove(sta->debugfs.dir);
 	sta->debugfs.dir = NULL;