tree 23dd9b1536c02071f97d6756bfbbb95c48b8ff3b
parent da29169e769285e90bd1f8389c78b2da6e7fa910
author Hao Liang <hliang1025@gmail.com> 1427361204 +0800
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> 1427382610 +0100

bfin uart: it will hang when read current y count if not disable dma irq

Add irq disable and enable in bfin_serial_rx_dma_timeout in case of
system hang.

This reverts part of commit 9642dbe73c8a ("serial: bfin-uart: avoid
dead lock in rx irq handler in smp kernel").

Signed-off-by: Hao Liang <hliang1025@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>