summaryrefslogtreecommitdiff
path: root/drivers/net/wireless/ath/ath9k/debug.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/debug.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/debug.c439
1 files changed, 287 insertions, 152 deletions
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index 6727b566d294..13ff9edc2401 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -512,62 +512,19 @@ static const struct file_operations fops_interrupt = {
.llseek = default_llseek,
};
-#define PR_QNUM(_n) sc->tx.txq_map[_n]->axq_qnum
-#define PR(str, elem) \
- do { \
- len += snprintf(buf + len, size - len, \
- "%s%13u%11u%10u%10u\n", str, \
- sc->debug.stats.txstats[PR_QNUM(WME_AC_BE)].elem, \
- sc->debug.stats.txstats[PR_QNUM(WME_AC_BK)].elem, \
- sc->debug.stats.txstats[PR_QNUM(WME_AC_VI)].elem, \
- sc->debug.stats.txstats[PR_QNUM(WME_AC_VO)].elem); \
- if (len >= size) \
- goto done; \
-} while(0)
-
-#define PRX(str, elem) \
-do { \
- len += snprintf(buf + len, size - len, \
- "%s%13u%11u%10u%10u\n", str, \
- (unsigned int)(sc->tx.txq_map[WME_AC_BE]->elem), \
- (unsigned int)(sc->tx.txq_map[WME_AC_BK]->elem), \
- (unsigned int)(sc->tx.txq_map[WME_AC_VI]->elem), \
- (unsigned int)(sc->tx.txq_map[WME_AC_VO]->elem)); \
- if (len >= size) \
- goto done; \
-} while(0)
-
-#define PRQLE(str, elem) \
-do { \
- len += snprintf(buf + len, size - len, \
- "%s%13i%11i%10i%10i\n", str, \
- list_empty(&sc->tx.txq_map[WME_AC_BE]->elem), \
- list_empty(&sc->tx.txq_map[WME_AC_BK]->elem), \
- list_empty(&sc->tx.txq_map[WME_AC_VI]->elem), \
- list_empty(&sc->tx.txq_map[WME_AC_VO]->elem)); \
- if (len >= size) \
- goto done; \
-} while (0)
-
static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
size_t count, loff_t *ppos)
{
struct ath_softc *sc = file->private_data;
char *buf;
- unsigned int len = 0, size = 8000;
- int i;
+ unsigned int len = 0, size = 2048;
ssize_t retval = 0;
- char tmp[32];
buf = kzalloc(size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
- len += sprintf(buf, "Num-Tx-Queues: %i tx-queues-setup: 0x%x"
- " poll-work-seen: %u\n"
- "%30s %10s%10s%10s\n\n",
- ATH9K_NUM_TX_QUEUES, sc->tx.txqsetup,
- sc->tx_complete_poll_work_seen,
+ len += sprintf(buf, "%30s %10s%10s%10s\n\n",
"BE", "BK", "VI", "VO");
PR("MPDUs Queued: ", queued);
@@ -587,62 +544,11 @@ static ssize_t read_file_xmit(struct file *file, char __user *user_buf,
PR("DELIM Underrun: ", delim_underrun);
PR("TX-Pkts-All: ", tx_pkts_all);
PR("TX-Bytes-All: ", tx_bytes_all);
- PR("hw-put-tx-buf: ", puttxbuf);
- PR("hw-tx-start: ", txstart);
- PR("hw-tx-proc-desc: ", txprocdesc);
+ PR("HW-put-tx-buf: ", puttxbuf);
+ PR("HW-tx-start: ", txstart);
+ PR("HW-tx-proc-desc: ", txprocdesc);
PR("TX-Failed: ", txfailed);
- len += snprintf(buf + len, size - len,
- "%s%11p%11p%10p%10p\n", "txq-memory-address:",
- sc->tx.txq_map[WME_AC_BE],
- sc->tx.txq_map[WME_AC_BK],
- sc->tx.txq_map[WME_AC_VI],
- sc->tx.txq_map[WME_AC_VO]);
- if (len >= size)
- goto done;
-
- PRX("axq-qnum: ", axq_qnum);
- PRX("axq-depth: ", axq_depth);
- PRX("axq-ampdu_depth: ", axq_ampdu_depth);
- PRX("axq-stopped ", stopped);
- PRX("tx-in-progress ", axq_tx_inprogress);
- PRX("pending-frames ", pending_frames);
- PRX("txq_headidx: ", txq_headidx);
- PRX("txq_tailidx: ", txq_headidx);
-
- PRQLE("axq_q empty: ", axq_q);
- PRQLE("axq_acq empty: ", axq_acq);
- for (i = 0; i < ATH_TXFIFO_DEPTH; i++) {
- snprintf(tmp, sizeof(tmp) - 1, "txq_fifo[%i] empty: ", i);
- PRQLE(tmp, txq_fifo[i]);
- }
-
- /* Print out more detailed queue-info */
- for (i = 0; i <= WME_AC_BK; i++) {
- struct ath_txq *txq = &(sc->tx.txq[i]);
- struct ath_atx_ac *ac;
- struct ath_atx_tid *tid;
- if (len >= size)
- goto done;
- spin_lock_bh(&txq->axq_lock);
- if (!list_empty(&txq->axq_acq)) {
- ac = list_first_entry(&txq->axq_acq, struct ath_atx_ac,
- list);
- len += snprintf(buf + len, size - len,
- "txq[%i] first-ac: %p sched: %i\n",
- i, ac, ac->sched);
- if (list_empty(&ac->tid_q) || (len >= size))
- goto done_for;
- tid = list_first_entry(&ac->tid_q, struct ath_atx_tid,
- list);
- len += snprintf(buf + len, size - len,
- " first-tid: %p sched: %i paused: %i\n",
- tid, tid->sched, tid->paused);
- }
- done_for:
- spin_unlock_bh(&txq->axq_lock);
- }
-done:
if (len > size)
len = size;
@@ -652,62 +558,41 @@ done:
return retval;
}
-static ssize_t read_file_stations(struct file *file, char __user *user_buf,
- size_t count, loff_t *ppos)
+static ssize_t read_file_queues(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
{
struct ath_softc *sc = file->private_data;
+ struct ath_txq *txq;
char *buf;
- unsigned int len = 0, size = 64000;
- struct ath_node *an = NULL;
+ unsigned int len = 0, size = 1024;
ssize_t retval = 0;
- int q;
+ int i;
+ char *qname[4] = {"VO", "VI", "BE", "BK"};
buf = kzalloc(size, GFP_KERNEL);
if (buf == NULL)
return -ENOMEM;
- len += snprintf(buf + len, size - len,
- "Stations:\n"
- " tid: addr sched paused buf_q-empty an ac baw\n"
- " ac: addr sched tid_q-empty txq\n");
-
- spin_lock(&sc->nodes_lock);
- list_for_each_entry(an, &sc->nodes, list) {
- unsigned short ma = an->maxampdu;
- if (ma == 0)
- ma = 65535; /* see ath_lookup_rate */
- len += snprintf(buf + len, size - len,
- "iface: %pM sta: %pM max-ampdu: %hu mpdu-density: %uus\n",
- an->vif->addr, an->sta->addr, ma,
- (unsigned int)(an->mpdudensity));
- if (len >= size)
- goto done;
-
- for (q = 0; q < WME_NUM_TID; q++) {
- struct ath_atx_tid *tid = &(an->tid[q]);
- len += snprintf(buf + len, size - len,
- " tid: %p %s %s %i %p %p %hu\n",
- tid, tid->sched ? "sched" : "idle",
- tid->paused ? "paused" : "running",
- skb_queue_empty(&tid->buf_q),
- tid->an, tid->ac, tid->baw_size);
- if (len >= size)
- goto done;
- }
+ for (i = 0; i < IEEE80211_NUM_ACS; i++) {
+ txq = sc->tx.txq_map[i];
+ len += snprintf(buf + len, size - len, "(%s): ", qname[i]);
- for (q = 0; q < WME_NUM_AC; q++) {
- struct ath_atx_ac *ac = &(an->ac[q]);
- len += snprintf(buf + len, size - len,
- " ac: %p %s %i %p\n",
- ac, ac->sched ? "sched" : "idle",
- list_empty(&ac->tid_q), ac->txq);
- if (len >= size)
- goto done;
- }
+ ath_txq_lock(sc, txq);
+
+ len += snprintf(buf + len, size - len, "%s: %d ",
+ "qnum", txq->axq_qnum);
+ len += snprintf(buf + len, size - len, "%s: %2d ",
+ "qdepth", txq->axq_depth);
+ len += snprintf(buf + len, size - len, "%s: %2d ",
+ "ampdu-depth", txq->axq_ampdu_depth);
+ len += snprintf(buf + len, size - len, "%s: %3d ",
+ "pending", txq->pending_frames);
+ len += snprintf(buf + len, size - len, "%s: %d\n",
+ "stopped", txq->stopped);
+
+ ath_txq_unlock(sc, txq);
}
-done:
- spin_unlock(&sc->nodes_lock);
if (len > size)
len = size;
@@ -837,6 +722,9 @@ static ssize_t read_file_reset(struct file *file, char __user *user_buf,
len += snprintf(buf + len, sizeof(buf) - len,
"%17s: %2d\n", "PLL RX Hang",
sc->debug.stats.reset[RESET_TYPE_PLL_HANG]);
+ len += snprintf(buf + len, sizeof(buf) - len,
+ "%17s: %2d\n", "MCI Reset",
+ sc->debug.stats.reset[RESET_TYPE_MCI]);
if (len > sizeof(buf))
len = sizeof(buf);
@@ -919,8 +807,8 @@ static const struct file_operations fops_xmit = {
.llseek = default_llseek,
};
-static const struct file_operations fops_stations = {
- .read = read_file_stations,
+static const struct file_operations fops_queues = {
+ .read = read_file_queues,
.open = simple_open,
.owner = THIS_MODULE,
.llseek = default_llseek,
@@ -1586,6 +1474,250 @@ static const struct file_operations fops_samps = {
#endif
+#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
+static ssize_t read_file_btcoex(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_softc *sc = file->private_data;
+ u32 len = 0, size = 1500;
+ char *buf;
+ size_t retval;
+
+ buf = kzalloc(size, GFP_KERNEL);
+ if (buf == NULL)
+ return -ENOMEM;
+
+ if (!sc->sc_ah->common.btcoex_enabled) {
+ len = snprintf(buf, size, "%s\n",
+ "BTCOEX is disabled");
+ goto exit;
+ }
+
+ len = ath9k_dump_btcoex(sc, buf, size);
+exit:
+ retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
+ kfree(buf);
+
+ return retval;
+}
+
+static const struct file_operations fops_btcoex = {
+ .read = read_file_btcoex,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+#endif
+
+static ssize_t read_file_node_stat(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_node *an = file->private_data;
+ struct ath_softc *sc = an->sc;
+ struct ath_atx_tid *tid;
+ struct ath_atx_ac *ac;
+ struct ath_txq *txq;
+ u32 len = 0, size = 4096;
+ char *buf;
+ size_t retval;
+ int tidno, acno;
+
+ buf = kzalloc(size, GFP_KERNEL);
+ if (buf == NULL)
+ return -ENOMEM;
+
+ if (!an->sta->ht_cap.ht_supported) {
+ len = snprintf(buf, size, "%s\n",
+ "HT not supported");
+ goto exit;
+ }
+
+ len = snprintf(buf, size, "Max-AMPDU: %d\n",
+ an->maxampdu);
+ len += snprintf(buf + len, size - len, "MPDU Density: %d\n\n",
+ an->mpdudensity);
+
+ len += snprintf(buf + len, size - len,
+ "%2s%7s\n", "AC", "SCHED");
+
+ for (acno = 0, ac = &an->ac[acno];
+ acno < IEEE80211_NUM_ACS; acno++, ac++) {
+ txq = ac->txq;
+ ath_txq_lock(sc, txq);
+ len += snprintf(buf + len, size - len,
+ "%2d%7d\n",
+ acno, ac->sched);
+ ath_txq_unlock(sc, txq);
+ }
+
+ len += snprintf(buf + len, size - len,
+ "\n%3s%11s%10s%10s%10s%10s%9s%6s%8s\n",
+ "TID", "SEQ_START", "SEQ_NEXT", "BAW_SIZE",
+ "BAW_HEAD", "BAW_TAIL", "BAR_IDX", "SCHED", "PAUSED");
+
+ for (tidno = 0, tid = &an->tid[tidno];
+ tidno < IEEE80211_NUM_TIDS; tidno++, tid++) {
+ txq = tid->ac->txq;
+ ath_txq_lock(sc, txq);
+ len += snprintf(buf + len, size - len,
+ "%3d%11d%10d%10d%10d%10d%9d%6d%8d\n",
+ tid->tidno, tid->seq_start, tid->seq_next,
+ tid->baw_size, tid->baw_head, tid->baw_tail,
+ tid->bar_index, tid->sched, tid->paused);
+ ath_txq_unlock(sc, txq);
+ }
+exit:
+ retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
+ kfree(buf);
+
+ return retval;
+}
+
+static const struct file_operations fops_node_stat = {
+ .read = read_file_node_stat,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+
+void ath9k_sta_add_debugfs(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta,
+ struct dentry *dir)
+{
+ struct ath_node *an = (struct ath_node *)sta->drv_priv;
+ an->node_stat = debugfs_create_file("node_stat", S_IRUGO,
+ dir, an, &fops_node_stat);
+}
+
+void ath9k_sta_remove_debugfs(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ieee80211_sta *sta,
+ struct dentry *dir)
+{
+ struct ath_node *an = (struct ath_node *)sta->drv_priv;
+ debugfs_remove(an->node_stat);
+}
+
+/* Ethtool support for get-stats */
+
+#define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO"
+static const char ath9k_gstrings_stats[][ETH_GSTRING_LEN] = {
+ "tx_pkts_nic",
+ "tx_bytes_nic",
+ "rx_pkts_nic",
+ "rx_bytes_nic",
+ AMKSTR(d_tx_pkts),
+ AMKSTR(d_tx_bytes),
+ AMKSTR(d_tx_mpdus_queued),
+ AMKSTR(d_tx_mpdus_completed),
+ AMKSTR(d_tx_mpdu_xretries),
+ AMKSTR(d_tx_aggregates),
+ AMKSTR(d_tx_ampdus_queued_hw),
+ AMKSTR(d_tx_ampdus_queued_sw),
+ AMKSTR(d_tx_ampdus_completed),
+ AMKSTR(d_tx_ampdu_retries),
+ AMKSTR(d_tx_ampdu_xretries),
+ AMKSTR(d_tx_fifo_underrun),
+ AMKSTR(d_tx_op_exceeded),
+ AMKSTR(d_tx_timer_expiry),
+ AMKSTR(d_tx_desc_cfg_err),
+ AMKSTR(d_tx_data_underrun),
+ AMKSTR(d_tx_delim_underrun),
+ "d_rx_decrypt_crc_err",
+ "d_rx_phy_err",
+ "d_rx_mic_err",
+ "d_rx_pre_delim_crc_err",
+ "d_rx_post_delim_crc_err",
+ "d_rx_decrypt_busy_err",
+
+ "d_rx_phyerr_radar",
+ "d_rx_phyerr_ofdm_timing",
+ "d_rx_phyerr_cck_timing",
+
+};
+#define ATH9K_SSTATS_LEN ARRAY_SIZE(ath9k_gstrings_stats)
+
+void ath9k_get_et_strings(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ u32 sset, u8 *data)
+{
+ if (sset == ETH_SS_STATS)
+ memcpy(data, *ath9k_gstrings_stats,
+ sizeof(ath9k_gstrings_stats));
+}
+
+int ath9k_get_et_sset_count(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif, int sset)
+{
+ if (sset == ETH_SS_STATS)
+ return ATH9K_SSTATS_LEN;
+ return 0;
+}
+
+#define AWDATA(elem) \
+ do { \
+ data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].elem; \
+ data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].elem; \
+ data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].elem; \
+ data[i++] = sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].elem; \
+ } while (0)
+
+#define AWDATA_RX(elem) \
+ do { \
+ data[i++] = sc->debug.stats.rxstats.elem; \
+ } while (0)
+
+void ath9k_get_et_stats(struct ieee80211_hw *hw,
+ struct ieee80211_vif *vif,
+ struct ethtool_stats *stats, u64 *data)
+{
+ struct ath_softc *sc = hw->priv;
+ int i = 0;
+
+ data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_pkts_all +
+ sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_pkts_all +
+ sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_pkts_all +
+ sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_pkts_all);
+ data[i++] = (sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BE)].tx_bytes_all +
+ sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_BK)].tx_bytes_all +
+ sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VI)].tx_bytes_all +
+ sc->debug.stats.txstats[PR_QNUM(IEEE80211_AC_VO)].tx_bytes_all);
+ AWDATA_RX(rx_pkts_all);
+ AWDATA_RX(rx_bytes_all);
+
+ AWDATA(tx_pkts_all);
+ AWDATA(tx_bytes_all);
+ AWDATA(queued);
+ AWDATA(completed);
+ AWDATA(xretries);
+ AWDATA(a_aggr);
+ AWDATA(a_queued_hw);
+ AWDATA(a_queued_sw);
+ AWDATA(a_completed);
+ AWDATA(a_retries);
+ AWDATA(a_xretries);
+ AWDATA(fifo_underrun);
+ AWDATA(xtxop);
+ AWDATA(timer_exp);
+ AWDATA(desc_cfg_err);
+ AWDATA(data_underrun);
+ AWDATA(delim_underrun);
+
+ AWDATA_RX(decrypt_crc_err);
+ AWDATA_RX(phy_err);
+ AWDATA_RX(mic_err);
+ AWDATA_RX(pre_delim_crc_err);
+ AWDATA_RX(post_delim_crc_err);
+ AWDATA_RX(decrypt_busy_err);
+
+ AWDATA_RX(phy_err_stats[ATH9K_PHYERR_RADAR]);
+ AWDATA_RX(phy_err_stats[ATH9K_PHYERR_OFDM_TIMING]);
+ AWDATA_RX(phy_err_stats[ATH9K_PHYERR_CCK_TIMING]);
+
+ WARN_ON(i != ATH9K_SSTATS_LEN);
+}
+
int ath9k_init_debug(struct ath_hw *ah)
{
struct ath_common *common = ath9k_hw_common(ah);
@@ -1609,16 +1741,16 @@ int ath9k_init_debug(struct ath_hw *ah)
&fops_interrupt);
debugfs_create_file("xmit", S_IRUSR, sc->debug.debugfs_phy, sc,
&fops_xmit);
+ debugfs_create_file("queues", S_IRUSR, sc->debug.debugfs_phy, sc,
+ &fops_queues);
debugfs_create_u32("qlen_bk", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
- &sc->tx.txq_max_pending[WME_AC_BK]);
+ &sc->tx.txq_max_pending[IEEE80211_AC_BK]);
debugfs_create_u32("qlen_be", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
- &sc->tx.txq_max_pending[WME_AC_BE]);
+ &sc->tx.txq_max_pending[IEEE80211_AC_BE]);
debugfs_create_u32("qlen_vi", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
- &sc->tx.txq_max_pending[WME_AC_VI]);
+ &sc->tx.txq_max_pending[IEEE80211_AC_VI]);
debugfs_create_u32("qlen_vo", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
- &sc->tx.txq_max_pending[WME_AC_VO]);
- debugfs_create_file("stations", S_IRUSR, sc->debug.debugfs_phy, sc,
- &fops_stations);
+ &sc->tx.txq_max_pending[IEEE80211_AC_VO]);
debugfs_create_file("misc", S_IRUSR, sc->debug.debugfs_phy, sc,
&fops_misc);
debugfs_create_file("reset", S_IRUSR, sc->debug.debugfs_phy, sc,
@@ -1658,6 +1790,9 @@ int ath9k_init_debug(struct ath_hw *ah)
sc->debug.debugfs_phy, &sc->sc_ah->gpio_val);
debugfs_create_file("diversity", S_IRUSR | S_IWUSR,
sc->debug.debugfs_phy, sc, &fops_ant_diversity);
-
+#ifdef CONFIG_ATH9K_BTCOEX_SUPPORT
+ debugfs_create_file("btcoex", S_IRUSR, sc->debug.debugfs_phy, sc,
+ &fops_btcoex);
+#endif
return 0;
}