Re: [PATCH v1 11/12] serial: 8250: don't use slave_id of dma_slave_config

[Greg Kroah-Hartman]

On Tue, Aug 19, 2014 at 08:29:22PM +0300, Andy Shevchenko wrote:
> That field has been deprecated in favour of getting the necessary information
> from ACPI or DT.
> 
> However, we still need to deal systems that are PCI only (no ACPI to back up)
> like Intel Bay Trail. In order to support such systems, we explicitly bind
> setup() to the appropriate DMA filter function and its corresponding parameter.
> Then when serial8250_request_dma() doesn't find the channel via ACPI or DT, it
> falls back to use the given filter function.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

Acked-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
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