On Thu, 28 May 2026 10:10:47 +0300, Dmitry Baryshkov wrote:
> Unlike the USB-C AltMode handling and unlike the DP controller handling
> the HPD on its own, if the display-connector is being used to handle the
> HPD pin, DP controller might not be able to get either the HPD
> notification nor detect the cable state if the cable is plugged in
> before the system has booted.
>
> Make the display-connector send the HPD notifications during system
> startup for DisplayPort connectors.
>
> [...]
Applied to drm-misc-next, thanks!
[1/3] drm/bridge: split hpd_mutex into two mutexes
commit: cd0d23939b8775482c30ca7ab207f185aecd6555
[2/3] drm/bridge: display-connector: don't autoenable HPD IRQ
commit: 8e9c475060bff87077cfa3bd42011edcb7fb3b0d
[3/3] drm/bridge: display-connector: trigger initial HPD event for DP
commit: 60dc0946bbad3eef8bc66a5a8b09b98dbc6e09c0
Best regards,
--
With best wishes
Dmitry
