serial: pl011: fix fall back from DMA to interrupt mode
authorGuennadi Liakhovetski <g.liakhovetski@gmx.de>
Tue, 10 Dec 2013 13:54:47 +0000 (14:54 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 17 Dec 2013 17:36:23 +0000 (09:36 -0800)
commitc25a1ad7077ab9914bad1374df8b9cdb9bf5f0ad
tree6fa1a82f074d90b0ac73a3bd2af06f519d365b14
parent30ae5859186f564d40cee04579e901e41c3826e2
serial: pl011: fix fall back from DMA to interrupt mode

When falling back from DMA to interrupt mode the receive interrupt has to
be re-enabled to catch new incoming data.

Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/amba-pl011.c