drm/i915/dvo/ns2501: Nuke pointless casts

The dvo 'dev_priv' is void* so no need for an explicit cast.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240208151720.7866-13-ville.syrjala@linux.intel.comReviewed-by: Jani Nikula <jani.nikula@intel.com>

drivers/gpu/drm/i915/display/dvo_ns2501.c

@@ -551,7 +551,7 @@ static void ns2501_mode_set(struct intel_dvo_device *dvo,
 			    const struct drm_display_mode *adjusted_mode)
 {
 	const struct ns2501_configuration *conf;
-	struct ns2501_priv *ns = (struct ns2501_priv *)(dvo->dev_priv);
+	struct ns2501_priv *ns = dvo->dev_priv;
 	int mode_idx, i;
 
 	DRM_DEBUG_KMS
@@ -655,7 +655,7 @@ static bool ns2501_get_hw_state(struct intel_dvo_device *dvo)
 /* set the NS2501 power state */
 static void ns2501_dpms(struct intel_dvo_device *dvo, bool enable)
 {
-	struct ns2501_priv *ns = (struct ns2501_priv *)(dvo->dev_priv);
+	struct ns2501_priv *ns = dvo->dev_priv;
 
 	DRM_DEBUG_KMS("Trying set the dpms of the DVO to %i\n", enable);