pch_uart: Fix MSI setting issue
commita10c8741cf87142f6eb835c0adac649ffa34767e
authorTomoya MORINAGA <tomoya.rohm@gmail.com>
Mon, 2 Apr 2012 05:36:22 +0000 (2 14:36 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 22 Apr 2012 22:38:59 +0000 (22 15:38 -0700)
tree649e407d1602f2a43c80c2a170b5b686cab3e917
parent177b07ddae959f9454f4f4f1d14ab3365be58d84
pch_uart: Fix MSI setting issue

commit 867c902e07d5677e2a5b54c0435e589513abde48 upstream.

The following patch (MSI setting) is not enough.

commit e463595fd9c752fa4bf06b47df93ef9ade3c7cf0
Author: Alexander Stein <alexander.stein@systec-electronic.com>
Date:   Mon Jul 4 08:58:31 2011 +0200

    pch_uart: Add MSI support

Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
To enable MSI mode, PCI bus-mastering must be enabled.
This patch enables the setting.

cc: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: Tomoya MORINAGA <tomoya.rohm@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/tty/serial/pch_uart.c