[PATCH 1/3] drm: add helper to check for wc memory support

[Alex Deucher]

On Tue, Feb 2, 2016 at 7:01 AM, Oded Gabbay <oded.gabbay at gmail.com> wrote:
> On Mon, Feb 1, 2016 at 7:01 PM, Alex Deucher <alexdeucher at gmail.com> wrote:
>>
>> On Sat, Jan 30, 2016 at 4:57 AM, Christian König
>> <deathsimple at vodafone.de> wrote:
>> > Am 30.01.2016 um 06:59 schrieb Oded Gabbay:
>> >>
>> >> From: Dave Airlie <airlied at redhat.com>
>> >>
>> >> Signed-off-by: Dave Airlie <airlied at redhat.com>
>> >> Signed-off-by: Oded Gabbay <oded.gabbay at gmail.com>
>> >
>> >
>> > With the minor issues Michel noted fixed this series is Reviewed-by:
>> > Christian König <christian.koenig at amd.com> as well.
>>
>> Applied with the comments fixed up.  Thanks!
>>
>> Alex
>>
>
> Hi Alex,
> Could you please add stable tag ? I forgot to add them.

Will do.

Alex

> Thanks,
>
>        Oded
>
>
>>
>> >
>> >
>> >> ---
>> >>   include/drm/drm_cache.h | 9 +++++++++
>> >>   1 file changed, 9 insertions(+)
>> >>
>> >> diff --git a/include/drm/drm_cache.h b/include/drm/drm_cache.h
>> >> index 7bfb063..461a055 100644
>> >> --- a/include/drm/drm_cache.h
>> >> +++ b/include/drm/drm_cache.h
>> >> @@ -35,4 +35,13 @@
>> >>     void drm_clflush_pages(struct page *pages[], unsigned long num_pages);
>> >>   +static inline bool drm_arch_can_wc_memory(void)
>> >> +{
>> >> +#if defined(CONFIG_PPC) && !defined(CONFIG_NOT_COHERENT_CACHE)
>> >> +       return false;
>> >> +#else
>> >> +       return true;
>> >> +#endif
>> >> +}
>> >> +
>> >>   #endif
>> >
>> >