+static ssize_t ath10k_read_htt_max_amsdu_ampdu(struct file *file,
+ char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath10k *ar = file->private_data;
+ char buf[64];
+ u8 amsdu = 3, ampdu = 64;
+ unsigned int len;
+
+ mutex_lock(&ar->conf_mutex);
+
+ if (ar->debug.htt_max_amsdu)
+ amsdu = ar->debug.htt_max_amsdu;
+
+ if (ar->debug.htt_max_ampdu)
+ ampdu = ar->debug.htt_max_ampdu;
+
+ mutex_unlock(&ar->conf_mutex);
+
+ len = scnprintf(buf, sizeof(buf), "%u %u\n", amsdu, ampdu);
+
+ return simple_read_from_buffer(user_buf, count, ppos, buf, len);
+}
+
+static ssize_t ath10k_write_htt_max_amsdu_ampdu(struct file *file,
+ const char __user *user_buf,
+ size_t count, loff_t *ppos)
+{
+ struct ath10k *ar = file->private_data;
+ int res;
+ char buf[64];
+ unsigned int amsdu, ampdu;
+
+ simple_write_to_buffer(buf, sizeof(buf) - 1, ppos, user_buf, count);
+
+ /* make sure that buf is null terminated */
+ buf[sizeof(buf) - 1] = 0;
+
+ res = sscanf(buf, "%u %u", &amsdu, &du);
+
+ if (res != 2)
+ return -EINVAL;
+
+ mutex_lock(&ar->conf_mutex);
+
+ res = ath10k_htt_h2t_aggr_cfg_msg(&ar->htt, ampdu, amsdu);
+ if (res)
+ goto out;
+
+ res = count;
+ ar->debug.htt_max_amsdu = amsdu;
+ ar->debug.htt_max_ampdu = ampdu;
+
+out:
+ mutex_unlock(&ar->conf_mutex);
+ return res;
+}
+
+static const struct file_operations fops_htt_max_amsdu_ampdu = {
+ .read = ath10k_read_htt_max_amsdu_ampdu,
+ .write = ath10k_write_htt_max_amsdu_ampdu,
+ .open = simple_open,
+ .owner = THIS_MODULE,
+ .llseek = default_llseek,
+};
+