Add ack_to entry to debugfs in order to dump current ack timeout value.
Signed-off-by: Lorenzo Bianconi <lorenzo.biancon...@gmail.com>
---
drivers/net/wireless/ath/ath9k/debug.c | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/drivers/net/wireless/ath/ath9k/debug.c
b/drivers/net/wireless/ath/ath9k/debug.c
index d227936..8d77b7a 100644
--- a/drivers/net/wireless/ath/ath9k/debug.c
+++ b/drivers/net/wireless/ath/ath9k/debug.c
@@ -1169,6 +1169,29 @@ static const struct file_operations fops_btcoex = {
};
#endif
+#ifdef CONFIG_ATH9K_DYNACK
+static ssize_t read_file_ackto(struct file *file, char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath_softc *sc = file->private_data;
+ struct ath_hw *ah = sc->sc_ah;
+ char buf[32];
+ unsigned int len;
+
+ len = sprintf(buf, "%u %c\n", ah->dynack.ackto,
+ (ah->dynack.enabled) ? 'A' : 'S');
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static const struct file_operations fops_ackto = {
+ .read = read_file_ackto,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+#endif
+
/* Ethtool support for get-stats */
#define AMKSTR(nm) #nm "_BE", #nm "_BK", #nm "_VI", #nm "_VO"
@@ -1374,5 +1397,10 @@ int ath9k_init_debug(struct ath_hw *ah)
&fops_btcoex);
#endif
+#ifdef CONFIG_ATH9K_DYNACK
+ debugfs_create_file("ack_to", S_IRUSR | S_IWUSR, sc->debug.debugfs_phy,
+ sc, &fops_ackto);
+#endif
+
return 0;
}
--
1.9.1
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