[RFC PATCH 03/17] drm/exynos: dsi: Use the drm_panel_bridge API

[Jagan Teki]

On Mon, Jul 5, 2021 at 5:18 PM Marek Szyprowski
<m.szyprowski at samsung.com> wrote:
>
> On 04.07.2021 11:02, Jagan Teki wrote:
> > Use drm_panel_bridge to replace manual panel and
> > bridge_chain handling code.
> >
> > This makes the driver simpler to allow all components
> > in the display pipeline to be treated as bridges by
> > cleaning the way to generic connector handling.
> >
> > Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
>
> This breaks Exysos DSI driver operation (Trats board worked fine with
> only patches 1-2):
>
> [    2.540066] exynos4-fb 11c00000.fimd: Adding to iommu group 0
> [    2.554733] OF: graph: no port node found in /soc/fimd at 11c00000
> [    2.602819] [drm] Exynos DRM: using 11c00000.fimd device for DMA
> mapping operations
> [    2.609649] exynos-drm exynos-drm: bound 11c00000.fimd (ops
> fimd_component_ops)
> [    2.632558] exynos-drm exynos-drm: failed to bind 11c80000.dsi (ops
> exynos_dsi_component_ops): -22
> [    2.642263] exynos-drm exynos-drm: master bind failed: -22
> [    2.651017] exynos-drm: probe of exynos-drm failed with error -22

Thanks for testing it.

Can you check Squash of 3,4 or 3,4,5 will work or not?

Thanks,
Jagan.