(subset) [PATCH] drm/vc4: Fix deadlock on DSI device attach error

[Maxime Ripard]

On Tue, 18 Jan 2022 01:51:26 +0100, Padmanabha Srinivasaiah wrote:
> DSI device attach to DSI host will be done with host device's lock
> held.
> 
> Un-registering host in "device attach" error path (ex: probe retry)
> will result in deadlock with below call trace and non operational
> DSI display.
> 
> [...]

Applied to drm/drm-misc (drm-misc-next-fixes).

Thanks!
Maxime