[PATCH 4/4] drm: make encoder/connector/crtc helper_private a const pointer

[Jani Nikula <jani.nikula@xxxxxxxxx>]

They're only used to store const pointers anyway. This helps to keep
Ville and the compiler happy.

Signed-off-by: Jani Nikula <jani.nikula@xxxxxxxxx>
---
 include/drm/drm_crtc.h        | 6 +++---
 include/drm/drm_crtc_helper.h | 6 +++---
 2 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index adc9ea5acf02..d5fda475cfcd 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -467,7 +467,7 @@ struct drm_crtc {
 	int framedur_ns, linedur_ns, pixeldur_ns;
 
 	/* if you are using the helper */
-	void *helper_private;
+	const void *helper_private;
 
 	struct drm_object_properties properties;
 
@@ -597,7 +597,7 @@ struct drm_encoder {
 	struct drm_crtc *crtc;
 	struct drm_bridge *bridge;
 	const struct drm_encoder_funcs *funcs;
-	void *helper_private;
+	const void *helper_private;
 };
 
 /* should we poll this connector for connects and disconnects */
@@ -701,7 +701,7 @@ struct drm_connector {
 	/* requested DPMS state */
 	int dpms;
 
-	void *helper_private;
+	const void *helper_private;
 
 	/* forced on connector */
 	struct drm_cmdline_mode cmdline_mode;
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index 92d5135b55d2..c8fc187061de 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -197,19 +197,19 @@ extern void drm_helper_mode_fill_fb_struct(struct drm_framebuffer *fb,
 static inline void drm_crtc_helper_add(struct drm_crtc *crtc,
 				       const struct drm_crtc_helper_funcs *funcs)
 {
-	crtc->helper_private = (void *)funcs;
+	crtc->helper_private = funcs;
 }
 
 static inline void drm_encoder_helper_add(struct drm_encoder *encoder,
 					  const struct drm_encoder_helper_funcs *funcs)
 {
-	encoder->helper_private = (void *)funcs;
+	encoder->helper_private = funcs;
 }
 
 static inline void drm_connector_helper_add(struct drm_connector *connector,
 					    const struct drm_connector_helper_funcs *funcs)
 {
-	connector->helper_private = (void *)funcs;
+	connector->helper_private = funcs;
 }
 
 extern void drm_helper_resume_force_mode(struct drm_device *dev);
-- 
2.1.4

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