---

yaml
---
r: 203505
b: refs/heads/master
c: 4bf49a9
h: refs/heads/master
i:
  203503: 9ef5977
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6555063666fea1fc81a14396aca53ab021ccb4f2
+refs/heads/master: 4bf49a90bc0bda131ef353cca631025849f36b4e

trunk/drivers/net/wireless/iwlwifi/iwl-debugfs.c

@@ -1495,6 +1495,30 @@ static ssize_t iwl_dbgfs_force_reset_write(struct file *file,
 	return ret ? ret : count;
 }
 
+static ssize_t iwl_dbgfs_txfifo_flush_write(struct file *file,
+					const char __user *user_buf,
+					size_t count, loff_t *ppos) {
+
+	struct iwl_priv *priv = file->private_data;
+	char buf[8];
+	int buf_size;
+	int flush;
+
+	memset(buf, 0, sizeof(buf));
+	buf_size = min(count, sizeof(buf) -  1);
+	if (copy_from_user(buf, user_buf, buf_size))
+		return -EFAULT;
+	if (sscanf(buf, "%d", &flush) != 1)
+		return -EINVAL;
+
+	if (iwl_is_rfkill(priv))
+		return -EFAULT;
+
+	priv->cfg->ops->lib->dev_txfifo_flush(priv, IWL_DROP_ALL);
+
+	return count;
+}
+
 DEBUGFS_READ_FILE_OPS(rx_statistics);
 DEBUGFS_READ_FILE_OPS(tx_statistics);
 DEBUGFS_READ_WRITE_FILE_OPS(traffic_log);
@@ -1516,6 +1540,7 @@ DEBUGFS_READ_WRITE_FILE_OPS(plcp_delta);
 DEBUGFS_READ_WRITE_FILE_OPS(force_reset);
 DEBUGFS_READ_FILE_OPS(rxon_flags);
 DEBUGFS_READ_FILE_OPS(rxon_filter_flags);
+DEBUGFS_WRITE_FILE_OPS(txfifo_flush);
 
 /*
  * Create the debugfs files and directories
@@ -1574,6 +1599,8 @@ int iwl_dbgfs_register(struct iwl_priv *priv, const char *name)
 	DEBUGFS_ADD_FILE(ucode_rx_stats, dir_debug, S_IRUSR);
 	DEBUGFS_ADD_FILE(ucode_tx_stats, dir_debug, S_IRUSR);
 	DEBUGFS_ADD_FILE(ucode_general_stats, dir_debug, S_IRUSR);
+	if (priv->cfg->ops->lib->dev_txfifo_flush)
+		DEBUGFS_ADD_FILE(txfifo_flush, dir_debug, S_IWUSR);
 
 	if (priv->cfg->sensitivity_calib_by_driver)
 		DEBUGFS_ADD_FILE(sensitivity, dir_debug, S_IRUSR);