mac80211: improve per-sta debugfs
We had code for a number of files, that we didn't publish in debugfs, fix that. Also make the agg_status file layout more readable and add more information to it. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
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@ -120,45 +120,38 @@ STA_OPS(last_seq_ctrl);
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static ssize_t sta_agg_status_read(struct file *file, char __user *userbuf,
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size_t count, loff_t *ppos)
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{
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char buf[768], *p = buf;
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char buf[30 + STA_TID_NUM * 70], *p = buf;
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int i;
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struct sta_info *sta = file->private_data;
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p += scnprintf(p, sizeof(buf)+buf-p, "Agg state for STA is:\n");
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p += scnprintf(p, sizeof(buf)+buf-p, " STA next dialog_token is %d \n "
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"TIDs info is: \n TID :",
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(sta->ampdu_mlme.dialog_token_allocator + 1));
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for (i = 0; i < STA_TID_NUM; i++)
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p += scnprintf(p, sizeof(buf)+buf-p, "%5d", i);
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p += scnprintf(p, sizeof(buf)+buf-p, "\n RX :");
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for (i = 0; i < STA_TID_NUM; i++)
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p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
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sta->ampdu_mlme.tid_state_rx[i]);
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spin_lock_bh(&sta->lock);
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p += scnprintf(p, sizeof(buf)+buf-p, "next dialog_token is %#02x\n",
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sta->ampdu_mlme.dialog_token_allocator + 1);
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for (i = 0; i < STA_TID_NUM; i++) {
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p += scnprintf(p, sizeof(buf)+buf-p, "TID %02d:", i);
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p += scnprintf(p, sizeof(buf)+buf-p, " RX=%x",
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sta->ampdu_mlme.tid_state_rx[i]);
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p += scnprintf(p, sizeof(buf)+buf-p, "/DTKN=%#.2x",
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sta->ampdu_mlme.tid_state_rx[i] ?
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sta->ampdu_mlme.tid_rx[i]->dialog_token : 0);
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p += scnprintf(p, sizeof(buf)+buf-p, "/SSN=%#.3x",
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sta->ampdu_mlme.tid_state_rx[i] ?
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sta->ampdu_mlme.tid_rx[i]->ssn : 0);
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p += scnprintf(p, sizeof(buf)+buf-p, "\n DTKN:");
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for (i = 0; i < STA_TID_NUM; i++)
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p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
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sta->ampdu_mlme.tid_state_rx[i] ?
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sta->ampdu_mlme.tid_rx[i]->dialog_token : 0);
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p += scnprintf(p, sizeof(buf)+buf-p, "\n TX :");
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for (i = 0; i < STA_TID_NUM; i++)
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p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
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sta->ampdu_mlme.tid_state_tx[i]);
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p += scnprintf(p, sizeof(buf)+buf-p, "\n DTKN:");
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for (i = 0; i < STA_TID_NUM; i++)
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p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
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sta->ampdu_mlme.tid_state_tx[i] ?
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sta->ampdu_mlme.tid_tx[i]->dialog_token : 0);
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p += scnprintf(p, sizeof(buf)+buf-p, "\n SSN :");
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for (i = 0; i < STA_TID_NUM; i++)
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p += scnprintf(p, sizeof(buf)+buf-p, "%5d",
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sta->ampdu_mlme.tid_state_tx[i] ?
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sta->ampdu_mlme.tid_tx[i]->ssn : 0);
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p += scnprintf(p, sizeof(buf)+buf-p, "\n");
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p += scnprintf(p, sizeof(buf)+buf-p, " TX=%x",
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sta->ampdu_mlme.tid_state_tx[i]);
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p += scnprintf(p, sizeof(buf)+buf-p, "/DTKN=%#.2x",
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sta->ampdu_mlme.tid_state_tx[i] ?
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sta->ampdu_mlme.tid_tx[i]->dialog_token : 0);
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p += scnprintf(p, sizeof(buf)+buf-p, "/SSN=%#.3x",
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sta->ampdu_mlme.tid_state_tx[i] ?
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sta->ampdu_mlme.tid_tx[i]->ssn : 0);
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p += scnprintf(p, sizeof(buf)+buf-p, "/pending=%03d",
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sta->ampdu_mlme.tid_state_tx[i] ?
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skb_queue_len(&sta->ampdu_mlme.tid_tx[i]->pending) : 0);
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p += scnprintf(p, sizeof(buf)+buf-p, "\n");
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}
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spin_unlock_bh(&sta->lock);
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return simple_read_from_buffer(userbuf, count, ppos, buf, p - buf);
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}
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@ -203,6 +196,22 @@ void ieee80211_sta_debugfs_add(struct sta_info *sta)
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DEBUGFS_ADD(inactive_ms);
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DEBUGFS_ADD(last_seq_ctrl);
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DEBUGFS_ADD(agg_status);
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DEBUGFS_ADD(dev);
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DEBUGFS_ADD(rx_packets);
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DEBUGFS_ADD(tx_packets);
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DEBUGFS_ADD(rx_bytes);
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DEBUGFS_ADD(tx_bytes);
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DEBUGFS_ADD(rx_duplicates);
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DEBUGFS_ADD(rx_fragments);
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DEBUGFS_ADD(rx_dropped);
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DEBUGFS_ADD(tx_fragments);
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DEBUGFS_ADD(tx_filtered);
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DEBUGFS_ADD(tx_retry_failed);
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DEBUGFS_ADD(tx_retry_count);
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DEBUGFS_ADD(last_signal);
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DEBUGFS_ADD(last_qual);
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DEBUGFS_ADD(last_noise);
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DEBUGFS_ADD(wep_weak_iv_count);
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}
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void ieee80211_sta_debugfs_remove(struct sta_info *sta)
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@ -212,6 +221,23 @@ void ieee80211_sta_debugfs_remove(struct sta_info *sta)
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DEBUGFS_DEL(inactive_ms);
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DEBUGFS_DEL(last_seq_ctrl);
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DEBUGFS_DEL(agg_status);
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DEBUGFS_DEL(aid);
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DEBUGFS_DEL(dev);
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DEBUGFS_DEL(rx_packets);
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DEBUGFS_DEL(tx_packets);
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DEBUGFS_DEL(rx_bytes);
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DEBUGFS_DEL(tx_bytes);
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DEBUGFS_DEL(rx_duplicates);
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DEBUGFS_DEL(rx_fragments);
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DEBUGFS_DEL(rx_dropped);
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DEBUGFS_DEL(tx_fragments);
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DEBUGFS_DEL(tx_filtered);
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DEBUGFS_DEL(tx_retry_failed);
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DEBUGFS_DEL(tx_retry_count);
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DEBUGFS_DEL(last_signal);
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DEBUGFS_DEL(last_qual);
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DEBUGFS_DEL(last_noise);
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DEBUGFS_DEL(wep_weak_iv_count);
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debugfs_remove(sta->debugfs.dir);
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sta->debugfs.dir = NULL;
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@ -308,6 +308,23 @@ struct sta_info {
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struct dentry *inactive_ms;
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struct dentry *last_seq_ctrl;
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struct dentry *agg_status;
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struct dentry *aid;
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struct dentry *dev;
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struct dentry *rx_packets;
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struct dentry *tx_packets;
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struct dentry *rx_bytes;
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struct dentry *tx_bytes;
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struct dentry *rx_duplicates;
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struct dentry *rx_fragments;
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struct dentry *rx_dropped;
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struct dentry *tx_fragments;
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struct dentry *tx_filtered;
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struct dentry *tx_retry_failed;
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struct dentry *tx_retry_count;
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struct dentry *last_signal;
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struct dentry *last_qual;
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struct dentry *last_noise;
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struct dentry *wep_weak_iv_count;
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bool add_has_run;
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} debugfs;
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#endif
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