From f0ef8834b280ebb6c271f155ea040bf4af6c1881 Mon Sep 17 00:00:00 2001
From: Huang Shijie <b32955@freescale.com>
Date: Fri, 11 Oct 2013 18:31:01 +0800
Subject: [PATCH] serial: imx: use the dmaengine_tx_status

Use the dmaengine_tx_status to simplify the code, do not change any logic.

Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Reading git-format-patch failed