Messages in this thread | | | From | Keith Packard <> | Subject | Re: [PATCH 3/3] drm: Add CRTC_GET_SEQUENCE and CRTC_QUEUE_SEQUENCE ioctls | Date | Thu, 06 Jul 2017 11:22:43 -0700 |
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Ville Syrjälä <ville.syrjala@linux.intel.com> writes:
> I was mostly thinking of the 'seq = query(); wait(seq + n);' pattern > where we can avoid doing the full update more than once if we enable > the interrupt already during the query.
Don't we still wait 5 seconds before disabling vblank? In that case, the chances of hitting an idle vblank are pretty slim if the application is actually busy.
-- -keith [unhandled content-type:application/pgp-signature] | |