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From: Jani Nikula <jani.nikula@linux.intel.com>
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Date: Tue, 03 Mar 2020 12:44:30 +0200
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Subject: Re: [igt-dev] [RFC i-g-t] LPSP igt test on TGL
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To: Anshuman Gupta <anshuman.gupta@intel.com>
Cc: igt-dev@lists.freedesktop.org, martin.peres@intel.com
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On Tue, 03 Mar 2020, Anshuman Gupta <anshuman.gupta@intel.com> wrote:
> On 2020-03-03 at 10:34:06 +0200, Jani Nikula wrote:
>> On Tue, 03 Mar 2020, Anshuman Gupta <anshuman.gupta@intel.com> wrote:
>> > On 2020-02-27 at 14:44:18 +0200, Jani Nikula wrote:
>> >> On Thu, 27 Feb 2020, Anshuman Gupta <anshuman.gupta@intel.com> wrote:
>> > Add a connector specific debugfs attributes i915_lpsp_cpable.
>> > for ecah connector if it is lpsp capable, do modeset with pipe A crtc 
>> > on that connector and validate if power wells above  pg2 are turned off
>> > by using i915_power_domain_info. 
>> 
>> Why not add a debugfs file that will tell you both, instead of forcing
>> the userspace to know about the connection between lpsp and pg2?
> IMHO a DP/HDMI connector may not be connected to pipe A crtc in default mode.

What is default mode?

> So via igt we can have modeset on Pipe A with DP/HDMI connector and can 
> validate lpsp for DP/HDMI connector.
> Please correct me if am wrong.

Sorry, I am not sure what you're asking.

BR,
Jani.

-- 
Jani Nikula, Intel Open Source Graphics Center
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