Re: [Intel-gfx] [RFC v1 01/20] drm/hdcp: HDCP bitmask property for connectors

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On Wed, Jul 12, 2017 at 9:10 PM, Sean Paul <seanpaul@xxxxxxxxxxxx> wrote:
>> > Why all these intermediate steps and different failure modes? Either hdcp
>> > works, or it doesnt (and we can split up with the type 0 or type 1 if
>> > needed), but I don't know what userspace would do with all the other
>> > stuff?
>> enum values  HDCP_ENABLE, HDCP_ENABLE_TYPE1 and HDCP_DISABLE along with
>> kobj-uevent
>> for HDCP state change, could do the bare minimal HDCP1.4 and HDCP2.2
>> configuration.
>>
>> And without Type info it is not possible for HDCP2.2.
>
> I've had requests from chrome team to expose HDCP version, so I don't think this
> is too contentious.

I think it'd still be easier if we start out with the current content
protection props that CrOS is using, and then figure out how to layer
the exact version/standard on top? One thing at a time and all that.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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