[Linaro-acpi] [V2 PATCH 2/5] arm64 : Introduce support for ACPI _CCA object

Arnd Bergmann
2015-05-05T16:12:06Z

On Tuesday 05 May 2015 11:09:38 Suravee Suthikulanit wrote:
>
> However, codes in several places are making use of dma_map_ops without
> checking if the ops are NULL (i.e.
> include/asm-generic/dma-mapping-common.h and in arch-specific
> implementation). If setting it to NULL is what we are planning to
> support, we would need to scrub the current code to put NULL check.
> Also, would you consider if that is safe to do going forward?
>
>

I mean the dma_mask pointer, not dma_map_ops.

Arnd