diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath10k/debug.c')
-rw-r--r-- | drivers/net/wireless/ath/ath10k/debug.c | 46 |
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; } |