[Intel-gfx] [PATCH 2/2] drm/i915/lspcon: Add workaround for resuming in PCON mode

Jani Nikula jani.nikula at intel.com
Thu Oct 20 21:07:57 UTC 2016


On Thu, 20 Oct 2016, Imre Deak <imre.deak at intel.com> wrote:
> On Thu, 2016-10-20 at 21:20 +0300, Jani Nikula wrote:
>> On Thu, 20 Oct 2016, Imre Deak <imre.deak at intel.com> wrote:
>> > +	bool desc_valid;
>> > +	struct intel_dp_desc desc;
>> 
>> I guess we could cache the desc in intel_dp directly. Independent of
>> this patch.
>
> It's not used anywhere else, but I can move it to intel_dp.
>
>> 
>> Also, I'm wondering if we could stick with just aux here, and read
>> something else from dpcd instead.
>
> Not sure either, I picked desc since we read it out anyway during init.

That was my point with putting it in intel_dp. If it's read out anyway,
lspcon or not, just cache it in intel_dp.

BR,
Jani.

-- 
Jani Nikula, Intel Open Source Technology Center


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