On Tue, May 31, 2011 at 11:22:39AM +0900, Tomoya MORINAGA wrote:
> Intel EG20T PCH has UART device which is compatible with 8250.
> Currently, with general configuration, the PCH UART driver is not loaded but
> 8250 standard driver is loaded.
> Therefore, in case of using PCH UART driver, need to disable 8250 pci function.
> However, this procedure is not best solution.
> This patch, in 8250_pci, if the device is the PCH or the family IOH,
> '-ENODEV' is returned.
> As a result, disabling 8250-pci processing becomes unnecessary.
[...]
> +static int pci_eg20tpch_init(struct pci_dev *dev)
> +{
> + return -ENODEV;
> +}
You could name it just return_ENODEV() or similar and then while looking
at the device-id table you would know right away what this entry is doing.
Best Regards,
Michał Mirosław
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