Re: [PATCH] drm/bridge: display-connector: don't set OP_DETECT for DisplayPorts
From: Dmitry Baryshkov
Date: Sat Aug 16 2025 - 11:07:17 EST
On Sat, 02 Aug 2025 13:40:35 +0300, Dmitry Baryshkov wrote:
> Detecting the monitor for DisplayPort targets is more complicated than
> just reading the HPD pin level: it requires reading the DPCD in order to
> check what kind of device is attached to the port and whether there is
> an actual display attached.
>
> In order to let DRM framework handle such configurations, disable
> DRM_BRIDGE_OP_DETECT for dp-connector devices, letting the actual DP
> driver perform detection. This still keeps DRM_BRIDGE_OP_HPD enabled, so
> it is valid for the bridge to report HPD events.
>
> [...]
Applied to drm-misc-next, thanks!
[1/1] drm/bridge: display-connector: don't set OP_DETECT for DisplayPorts
commit: cb640b2ca54617f4a9d4d6efd5ff2afd6be11f19
Best regards,
--
With best wishes
Dmitry