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2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b 
 kernel/drivers/net/wireless/ath/ath10k/debugfs_sta.c
....@@ -1,18 +1,7 @@
1
+// SPDX-License-Identifier: ISC
12 /*
23  * Copyright (c) 2014-2017 Qualcomm Atheros, Inc.
34  * Copyright (c) 2018, The Linux Foundation. All rights reserved.
4
- *
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- * Permission to use, copy, modify, and/or distribute this software for any
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- * purpose with or without fee is hereby granted, provided that the above
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- * copyright notice and this permission notice appear in all copies.
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- *
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- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
165  */
176 
187 #include "core.h"
....@@ -87,12 +76,12 @@
8776 }
8877 
8978 void ath10k_sta_update_rx_tid_stats(struct ath10k *ar, u8 *first_hdr,
90
-				    unsigned long int num_msdus,
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+				    unsigned long num_msdus,
9180 				    enum ath10k_pkt_rx_err err,
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-				    unsigned long int unchain_cnt,
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-				    unsigned long int drop_cnt,
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-				    unsigned long int drop_cnt_filter,
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-				    unsigned long int queued_msdus)
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+				    unsigned long unchain_cnt,
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+				    unsigned long drop_cnt,
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+				    unsigned long drop_cnt_filter,
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+				    unsigned long queued_msdus)
9685 {
9786 	struct ieee80211_sta *sta;
9887 	struct ath10k_sta *arsta;
....@@ -441,7 +430,7 @@
441430 	}
442431 
443432 	ret = ath10k_wmi_peer_set_param(ar, arsta->arvif->vdev_id, sta->addr,
444
-					WMI_PEER_DEBUG, peer_debug_trigger);
433
+					ar->wmi.peer_param->debug, peer_debug_trigger);
445434 	if (ret) {
446435 		ath10k_warn(ar, "failed to set param to trigger peer tid logs for station ret: %d\n",
447436 			    ret);
....@@ -456,6 +445,33 @@
456445 	.open = simple_open,
457446 	.read = ath10k_dbg_sta_read_peer_debug_trigger,
458447 	.write = ath10k_dbg_sta_write_peer_debug_trigger,
448
+	.owner = THIS_MODULE,
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+	.llseek = default_llseek,
450
+};
451
+
452
+static ssize_t ath10k_dbg_sta_read_peer_ps_state(struct file *file,
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+						 char __user *user_buf,
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+						 size_t count, loff_t *ppos)
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+{
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+	struct ieee80211_sta *sta = file->private_data;
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+	struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
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+	struct ath10k *ar = arsta->arvif->ar;
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+	char buf[20];
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+	int len = 0;
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+
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+	spin_lock_bh(&ar->data_lock);
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+
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+	len = scnprintf(buf, sizeof(buf) - len, "%d\n",
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+			arsta->peer_ps_state);
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+
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+	spin_unlock_bh(&ar->data_lock);
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+
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+	return simple_read_from_buffer(user_buf, count, ppos, buf, len);
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+}
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+
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+static const struct file_operations fops_peer_ps_state = {
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+	.open = simple_open,
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+	.read = ath10k_dbg_sta_read_peer_ps_state,
459475 	.owner = THIS_MODULE,
460476 	.llseek = default_llseek,
461477 };
....@@ -626,9 +642,123 @@
626642 	.llseek = default_llseek,
627643 };
628644 
645
+static ssize_t ath10k_dbg_sta_dump_tx_stats(struct file *file,
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+					    char __user *user_buf,
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+					    size_t count, loff_t *ppos)
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+{
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+	struct ieee80211_sta *sta = file->private_data;
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+	struct ath10k_sta *arsta = (struct ath10k_sta *)sta->drv_priv;
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+	struct ath10k *ar = arsta->arvif->ar;
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+	struct ath10k_htt_data_stats *stats;
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+	const char *str_name[ATH10K_STATS_TYPE_MAX] = {"succ", "fail",
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+						       "retry", "ampdu"};
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+	const char *str[ATH10K_COUNTER_TYPE_MAX] = {"bytes", "packets"};
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+	int len = 0, i, j, k, retval = 0;
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+	const int size = 16 * 4096;
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+	char *buf;
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+
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+	buf = kzalloc(size, GFP_KERNEL);
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+	if (!buf)
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+		return -ENOMEM;
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+
664
+	mutex_lock(&ar->conf_mutex);
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+
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+	if (!arsta->tx_stats) {
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+		ath10k_warn(ar, "failed to get tx stats");
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+		mutex_unlock(&ar->conf_mutex);
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+		kfree(buf);
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+		return 0;
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+	}
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+
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+	spin_lock_bh(&ar->data_lock);
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+	for (k = 0; k < ATH10K_STATS_TYPE_MAX; k++) {
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+		for (j = 0; j < ATH10K_COUNTER_TYPE_MAX; j++) {
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+			stats = &arsta->tx_stats->stats[k];
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+			len += scnprintf(buf + len, size - len, "%s_%s\n",
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+					 str_name[k],
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+					 str[j]);
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+			len += scnprintf(buf + len, size - len,
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+					 " VHT MCS %s\n",
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+					 str[j]);
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+			for (i = 0; i < ATH10K_VHT_MCS_NUM; i++)
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+				len += scnprintf(buf + len, size - len,
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+						 "  %llu ",
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+						 stats->vht[j][i]);
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+			len += scnprintf(buf + len, size - len, "\n");
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+			len += scnprintf(buf + len, size - len, " HT MCS %s\n",
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+					 str[j]);
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+			for (i = 0; i < ATH10K_HT_MCS_NUM; i++)
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+				len += scnprintf(buf + len, size - len,
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+						 "  %llu ", stats->ht[j][i]);
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+			len += scnprintf(buf + len, size - len, "\n");
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+			len += scnprintf(buf + len, size - len,
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+					" BW %s (20,5,10,40,80,160 MHz)\n", str[j]);
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+			len += scnprintf(buf + len, size - len,
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+					 "  %llu %llu %llu %llu %llu %llu\n",
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+					 stats->bw[j][0], stats->bw[j][1],
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+					 stats->bw[j][2], stats->bw[j][3],
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+					 stats->bw[j][4], stats->bw[j][5]);
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+			len += scnprintf(buf + len, size - len,
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+					 " NSS %s (1x1,2x2,3x3,4x4)\n", str[j]);
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+			len += scnprintf(buf + len, size - len,
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+					 "  %llu %llu %llu %llu\n",
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+					 stats->nss[j][0], stats->nss[j][1],
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+					 stats->nss[j][2], stats->nss[j][3]);
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+			len += scnprintf(buf + len, size - len,
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+					 " GI %s (LGI,SGI)\n",
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+					 str[j]);
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+			len += scnprintf(buf + len, size - len, "  %llu %llu\n",
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+					 stats->gi[j][0], stats->gi[j][1]);
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+			len += scnprintf(buf + len, size - len,
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+					 " legacy rate %s (1,2 ... Mbps)\n  ",
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+					 str[j]);
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+			for (i = 0; i < ATH10K_LEGACY_NUM; i++)
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+				len += scnprintf(buf + len, size - len, "%llu ",
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+						 stats->legacy[j][i]);
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+			len += scnprintf(buf + len, size - len, "\n");
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+			len += scnprintf(buf + len, size - len,
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+					 " Rate table %s (1,2 ... Mbps)\n  ",
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+					 str[j]);
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+			for (i = 0; i < ATH10K_RATE_TABLE_NUM; i++) {
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+				len += scnprintf(buf + len, size - len, "%llu ",
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+						 stats->rate_table[j][i]);
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+				if (!((i + 1) % 8))
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+					len +=
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+					scnprintf(buf + len, size - len, "\n  ");
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+			}
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+		}
730
+	}
731
+
732
+	len += scnprintf(buf + len, size - len,
733
+			 "\nTX duration\n %llu usecs\n",
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+			 arsta->tx_stats->tx_duration);
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+	len += scnprintf(buf + len, size - len,
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+			"BA fails\n %llu\n", arsta->tx_stats->ba_fails);
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+	len += scnprintf(buf + len, size - len,
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+			"ack fails\n %llu\n", arsta->tx_stats->ack_fails);
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+	spin_unlock_bh(&ar->data_lock);
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+
741
+	if (len > size)
742
+		len = size;
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+	retval = simple_read_from_buffer(user_buf, count, ppos, buf, len);
744
+	kfree(buf);
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+
746
+	mutex_unlock(&ar->conf_mutex);
747
+	return retval;
748
+}
749
+
750
+static const struct file_operations fops_tx_stats = {
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+	.read = ath10k_dbg_sta_dump_tx_stats,
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+	.open = simple_open,
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+	.owner = THIS_MODULE,
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+	.llseek = default_llseek,
755
+};
756
+
629757 void ath10k_sta_add_debugfs(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
630758 			    struct ieee80211_sta *sta, struct dentry *dir)
631759 {
760
+	struct ath10k *ar = hw->priv;
761
+
632762 	debugfs_create_file("aggr_mode", 0644, dir, sta, &fops_aggr_mode);
633763 	debugfs_create_file("addba", 0200, dir, sta, &fops_addba);
634764 	debugfs_create_file("addba_resp", 0200, dir, sta, &fops_addba_resp);
....@@ -637,4 +767,11 @@
637767 			    &fops_peer_debug_trigger);
638768 	debugfs_create_file("dump_tid_stats", 0400, dir, sta,
639769 			    &fops_tid_stats_dump);
770
+
771
+	if (ath10k_peer_stats_enabled(ar) &&
772
+	    ath10k_debug_is_extd_tx_stats_enabled(ar))
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+		debugfs_create_file("tx_stats", 0400, dir, sta,
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+				    &fops_tx_stats);
775
+	debugfs_create_file("peer_ps_state", 0400, dir, sta,
776
+			    &fops_peer_ps_state);
640777 }