[PATCH] gpu: drm_dp_cec: fix broken CEC adapter properties check

Dmitry Baryshkov dmitry.baryshkov at linaro.org
Fri Jan 31 13:09:30 UTC 2025


On Wed, 29 Jan 2025 10:51:48 +0100, Hans Verkuil wrote:
> If the hotplug detect of a display is low for longer than one second
> (configurable through drm_dp_cec_unregister_delay), then the CEC adapter
> is unregistered since we assume the display was disconnected. If the
> HPD went low for less than one second, then we check if the properties
> of the CEC adapter have changed, since that indicates that we actually
> switch to new hardware and we have to unregister the old CEC device and
> register a new one.
> 
> [...]

Applied to drm-misc-next-fixes, thanks!

[1/1] gpu: drm_dp_cec: fix broken CEC adapter properties check
      commit: 6daaae5ff7f3b23a2dacc9c387ff3d4f95b67cad

Best regards,
-- 
With best wishes
Dmitry



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