[igt-dev] [PATCH i-g-t v3 3/4] tests/kms_frontbuffer_tracking: Convert test to use igt_display, v3.

[Maarten Lankhorst]

Hey,

Op 08-03-18 om 09:57 schreef Arkadiusz Hiler:
> On Tue, Feb 27, 2018 at 09:52:31AM +0100, Maarten Lankhorst wrote:
>> Straight conversion, no behavioral changes yet.
>>
>> Changes since v1:
>> - Handle 2x outputs correctly.
>> Changes since v2:
>> - Set correct parameters in set_mode_for_params, so atomic commit for
>>   2x outputs doesn't scale.
>> - Fix accidental scaling in set_prim_plane_for_params.
>>
>> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
> CI results are clean for the conversion, so:
> Reviewed-by: Arkadiusz Hiler <arkadiusz.hiler at intel.com>

Thanks, I pushed the first 3 patches.

Patch 4 needs some upstream fixes first. I can switch FBC at runtime now through the module parameter,
followed by an atomic commit. But PSR needs a debugfs hook similar to drrs to switch it at runtime.

It's likely the FBC issue is real, and exposed through the altered timing.