[Intel-gfx] [PATCH 7/9] drm/i915/perf: Allow dynamic reconfiguration of the OA stream

[Lionel Landwerlin]

On 10/10/2019 22:50, Chris Wilson wrote:
> Quoting Lionel Landwerlin (2019-10-10 17:07:11)
>> Yeah, that's a fine interface actually.
> One last thought for the interface, should we return the previous
> config-id?
>
> That limits the config-id space to long (min s32) so that we can report
> the negative error code (or exclude the top 4095 values).
> -Chris
>
No real use for it at the moment. I leave this up to your uAPI designer 
experience :)


-Lionel