Re: [PATCH 0/3] Hack to test DRRS, independent of front buffer tracking

Ramalingam C
2015-03-24T09:53:12Z

On Tuesday 24 March 2015 03:05 PM, Daniel Vetter wrote:
> On Mon, Mar 23, 2015 at 11:14:41PM +0530, Ramalingam C wrote:
>> These patches removes the dependancy of DRRS with front buffer tracking.
>> This will help us to test the DRRS and the IGT app for DRRS.
>>
>> As we have some functional issues with front buffer tracking, We are
>> adding a debugfs, so that IGT can notify the content change to DRRS.
>> Once the front buffer tracking is fully functional these patches are not
>> required.
> Nope, we need to track down the bugs in frontbuffer tracking and use the
> existing interface to kick updates to the kernel. Yes I know this is hard,
> but we've been struggling with frontbuffer tracking issues with fbc, psr
> and drrs for years, adding more hacks will not magically resolve them.
> -Daniel
Daniel, I completely I agree with you. These patch series is not meant
to be reviewed or merged.
Intention of these patch creation is to enable the DRRS so that we
develop the DRRS test cases.
With these test cases it will be easy to narrow down on the missing fb
status update call.

--
Ram