[PATCH v5 29/36] drm/rockchip: analogix_dp: Do not call Analogix code before bind

From: Tomasz Figa Driver callbacks, such as system suspend or resume can be called any time, specifically they can be called before the component bind callback. Let's use dp->adp pointer as a safeguard and skip calling Analogix entry points if it is an ERR_PTR().

[PATCH v5 29/36] drm/rockchip: analogix_dp: Do not call Analogix code before bind

From: Tomasz Figa Driver callbacks, such as system suspend or resume can be called any time, specifically they can be called before the component bind callback. Let's use dp->adp pointer as a safeguard and skip calling Analogix entry points if it is an ERR_PTR(). Signed-off-by: Tomasz Figa