[PATCH 1/2] Revert "drm: Add and handle new aspect ratios in DRM layer"

Alex Deucher alexdeucher at gmail.com
Tue Nov 15 14:18:03 UTC 2016


On Tue, Nov 15, 2016 at 9:03 AM, Daniel Vetter <daniel at ffwll.ch> wrote:
> On Tue, Nov 15, 2016 at 03:54:42PM +0200, Ville Syrjälä wrote:
>> On Tue, Nov 15, 2016 at 11:00:04AM +0100, Daniel Vetter wrote:
>> > On Tue, Nov 15, 2016 at 02:30:47PM +0530, Sharma, Shashank wrote:
>> > > On 11/15/2016 2:21 PM, Daniel Vetter wrote:
>> > > > On Mon, Nov 14, 2016 at 10:26:08PM +0530, Sharma, Shashank wrote:
>> > > > > In any case, I guess addition of a cap for aspect ratio should fix the
>> > > > > current objections for this implementation.
>> > > > >
>> > > > > And I will keep it 0 by default, so that no aspect ratio information is
>> > > > > added until userspace sets the cap to 1 on its own.
>> > > > Note that cap = needs new userspace.
>> > > > -Daniel
>> > > I guess you mean a new libdrm, so yes, I will add this new cap in libdrm.
>> > > Is that what you mean ?
>> >
>> > Full stack solution, including enabling in an Xorg driver (or somewhere
>> > else, we also have drm_hwcomposer as an option).
>> >
>> > And because that's probably going to take forever I'm leaning towards
>> > revert again. Ville?
>>
>> Yeah I guess we'll need to push the revert to avoid the regression.
>> Trying to put in new client caps and whatnot after -rc5 doesn't seem
>> like a viable option to me.
>
> Yeah, a few days left to get userspace in line is just not enough. Agreed
> and reverts applied.
>

Is there any way we can add the new CEA modes and worry about handling
the aspect ratio stuff later?

Alex


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