On Wed, Nov 19, 2014 at 10:35:53AM +0800, Peter Hung wrote:
> The original driver fixed the io address with 0xe000+idx*8, but real io
> address assigned from BIOS
> is dynamically from read PCI configure space 0x24, 0x20, 0x1c.
>
> The Fintek F81504/F81508/F81512 maybe malfunction without this patch and
> malfunction surely when
> more the 1 PCI card.
Please wrap these lines at 72 columns please, like git wants you to.
>
> Signed-off-by: Peter Hung <hpeter+linux_ker...@gmail.com>
> ---
> drivers/tty/serial/8250/8250_pci.c | 63
> ++++++++++++++++++++++++++++----------
> 1 file changed, 47 insertions(+), 16 deletions(-)
>
> diff --git a/drivers/tty/serial/8250/8250_pci.c
> b/drivers/tty/serial/8250/8250_pci.c
> index 0468e15..6dfa227 100644
> --- a/drivers/tty/serial/8250/8250_pci.c
> +++ b/drivers/tty/serial/8250/8250_pci.c
> @@ -1551,28 +1551,51 @@ static int pci_fintek_setup(struct serial_private
> *priv,
> {
> struct pci_dev *pdev = priv->dev;
> unsigned long base;
> - unsigned long iobase;
> + unsigned long iobase = 0;
Why initialize this to 0? That shouldn't be needed as you set it later
in the function before you use it, right?
Care to try again?
thanks,
greg k-h
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