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    Subject[ 26/68] pch_uart: Fix MSI setting issue
    3.2-stable review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Tomoya MORINAGA <tomoya.rohm@gmail.com>

    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 | 1 +
    1 file changed, 1 insertion(+)

    --- a/drivers/tty/serial/pch_uart.c
    +++ b/drivers/tty/serial/pch_uart.c
    @@ -1438,6 +1438,7 @@ static struct eg20t_port *pch_uart_init_
    }

    pci_enable_msi(pdev);
    + pci_set_master(pdev);

    iobase = pci_resource_start(pdev, 0);
    mapbase = pci_resource_start(pdev, 1);



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