Merge tag 'pxa-for-4.21' of https://github.com/rjarzmik/linux into next/drivers

This pxa update brings only a single patch, finishing the
dmaengine conversion.

* tag 'pxa-for-4.21' of https://github.com/rjarzmik/linux

:
  dmaengine: pxa: make the filter function internal

Signed-off-by: Olof Johansson <olof@lixom.net>