Messages in this thread | | | Date | Fri, 20 Nov 2015 16:08:47 +0200 | Subject | Re: [PATCH 02/13] dmaengine: Introduce dma_request_slave_channel_compat_reason() | From | Andy Shevchenko <> |
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On Fri, Nov 20, 2015 at 2:30 PM, Peter Ujfalusi <peter.ujfalusi@ti.com> wrote: > On 11/20/2015 02:24 PM, Andy Shevchenko wrote: >> On Fri, Nov 20, 2015 at 12:58 PM, Arnd Bergmann <arnd@arndb.de> wrote: >>> On Friday 20 November 2015 12:25:06 Peter Ujfalusi wrote: >>>> On 11/19/2015 01:25 PM, Arnd Bergmann wrote: >> >>> Another idea would be to remove the filter function from struct dma_chan_map >>> and pass the map through platform data >> >> Why not unified device properties? > > Is this some Windows/ACPI feature?
Nope.
Check drivers/base/property.c
> Quick search gives mostly MSDN and > Windows10 related links. > > We only need dma_chan_map for platforms which has not been converted to DT and > still using legacy boot. Or platforms which can still boot in legacy mode. In > DT/ACPI mode we do not need this map at all.
-- With Best Regards, Andy Shevchenko
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