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SubjectRe: [PATCH v1 2/3] drm: Add API for capturing frame CRCs
On 23 June 2016 at 10:21, Jani Nikula <jani.nikula@linux.intel.com> wrote:
> On Wed, 22 Jun 2016, Daniel Vetter <daniel@ffwll.ch> wrote:
>> On Wed, Jun 22, 2016 at 4:31 PM, Thierry Reding
>> <thierry.reding@gmail.com> wrote:
>>> Perhaps another way to avoid that would be to put the two files into a
>>> separate directory, as in:
>>>
>>> /sys/kernel/debug/dri/<minor>/crtc-<pipe>/crc/
>>> +-- control
>>> +-- data
>>>
>>> That's slightly on the deeply nested side, but on the other hand it
>>> nicely uses the filesystem for namespacing, which is what filesystems
>>> are really good at.
>>
>> crtc-<index>/crc/(control|data) sounds great.
>
> Side note, we should eventually do the same for sink CRCs, but I guess
> under the connectors. i915 currently has a special cased version for eDP
> (named "i915_sink_crc_eDP1"...), reading the data from DPCD.

Was hoping we could just add one more source to this interface to expose those.

Regards,

Tomeu

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