serial: imx: use the dmaengine_tx_status
authorHuang Shijie <b32955@freescale.com>
Fri, 11 Oct 2013 10:31:01 +0000 (18:31 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 16 Oct 2013 20:19:55 +0000 (13:19 -0700)
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>

No differences found