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path: root/drivers/net/wireless/ath/ath9k/debug.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/debug.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/debug.c198
1 files changed, 46 insertions, 152 deletions
diff --git a/drivers/net/wireless/ath/ath9k/debug.c b/drivers/net/wireless/ath/ath9k/debug.c
index a8be94b2a53a..939308c25712 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,
@@ -1599,8 +1487,14 @@ static ssize_t read_file_btcoex(struct file *file, char __user *user_buf,
if (buf == NULL)
return -ENOMEM;
- len = ath9k_dump_btcoex(sc, buf, len, size);
+ 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);
@@ -1638,16 +1532,16 @@ 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,
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.