On Thursday 30 July 2015 14:21:07 Rameshwar Sahu wrote:
> Hi Arnd,
>
> On Wed, Jul 29, 2015 at 8:04 PM, Arnd Bergmann <a...@arndb.de> wrote:
> > On Tuesday 21 July 2015 18:44:39 Rameshwar Prasad Sahu wrote:
> >> This patch adds ACPI support for the APM X-Gene DMA engine driver.
> >>
> >> Signed-off-by: Rameshwar Prasad Sahu <rs...@apm.com>
> >>
> >
> > How does a slave driver refer to a channel in case of ACPI?
>
> We don't support slave dma here. This driver supports only memcp, xor,
> pq, scatter-gather offloading, so,
> client driver can use linux dmaengine APIs like dma_request_channel()
> etc to request channel.
Ok, makes sense. Thanks!
Arnd
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