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path: root/drivers/net/wireless/ath/ath10k/debug.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath10k/debug.c')
-rw-r--r--drivers/net/wireless/ath/ath10k/debug.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath10k/debug.c b/drivers/net/wireless/ath/ath10k/debug.c
index 301081db1ef6..812365c12638 100644
--- a/drivers/net/wireless/ath/ath10k/debug.c
+++ b/drivers/net/wireless/ath/ath10k/debug.c
@@ -1991,6 +1991,49 @@ static const struct file_operations fops_pktlog_filter = {
.open = simple_open
};
+static ssize_t ath10k_write_quiet_period(struct file *file,
+ const char __user *ubuf,
+ size_t count, loff_t *ppos)
+{
+ struct ath10k *ar = file->private_data;
+ u32 period;
+
+ if (kstrtouint_from_user(ubuf, count, 0, &period))
+ return -EINVAL;
+
+ if (period < ATH10K_QUIET_PERIOD_MIN) {
+ ath10k_warn(ar, "Quiet period %u can not be lesser than 25ms\n",
+ period);
+ return -EINVAL;
+ }
+ mutex_lock(&ar->conf_mutex);
+ ar->thermal.quiet_period = period;
+ mutex_unlock(&ar->conf_mutex);
+
+ return count;
+}
+
+static ssize_t ath10k_read_quiet_period(struct file *file, char __user *ubuf,
+ size_t count, loff_t *ppos)
+{
+ char buf[32];
+ struct ath10k *ar = file->private_data;
+ int len = 0;
+
+ mutex_lock(&ar->conf_mutex);
+ len = scnprintf(buf, sizeof(buf) - len, "%d\n",
+ ar->thermal.quiet_period);
+ mutex_unlock(&ar->conf_mutex);
+
+ return simple_read_from_buffer(ubuf, count, ppos, buf, len);
+}
+
+static const struct file_operations fops_quiet_period = {
+ .read = ath10k_read_quiet_period,
+ .write = ath10k_write_quiet_period,
+ .open = simple_open
+};
+
int ath10k_debug_create(struct ath10k *ar)
{
ar->debug.fw_crash_data = vzalloc(sizeof(*ar->debug.fw_crash_data));
@@ -2088,6 +2131,9 @@ int ath10k_debug_register(struct ath10k *ar)
debugfs_create_file("pktlog_filter", S_IRUGO | S_IWUSR,
ar->debug.debugfs_phy, ar, &fops_pktlog_filter);
+ debugfs_create_file("quiet_period", S_IRUGO | S_IWUSR,
+ ar->debug.debugfs_phy, ar, &fops_quiet_period);
+
return 0;
}