[RFC PATCH 02/17] drm/exynos: dsi: Handle drm_device for bridge

[Sam Ravnborg]

On Sun, Jul 04, 2021 at 02:32:15PM +0530, Jagan Teki wrote:
> Now the exynos dsi driver supports bridge and legacy
> encoder.
> 
> In order to support drm_device in both the implementations
> it is required to preserve the drm_device in a private
> structure and use it accordingly.
> 
> 1. encoder case, the bind will assign the drm_device into
>    encoder->dev, so preserve the drm_device in the bind call.
> 
> 2. bridge case, the drm_bridge_attach will assign the
>    drm_device into bridge->dev, so preserve the drm_device
>    in the bridge_attach function call.
> 
> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
Acked-by: Sam Ravnborg <sam at ravnborg.org>