[PATCH 03/23] drm/sun4i: tcon: Make tcon_set_mux mode argument const

[Maxime Ripard]

The drm_display_mode pointer can be mark const, so let's do it.

Signed-off-by: Maxime Ripard <maxime.rip...@free-electrons.com>
---
 drivers/gpu/drm/sun4i/sun4i_tcon.c | 6 +++---
 drivers/gpu/drm/sun4i/sun4i_tcon.h | 2 +-
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.c 
b/drivers/gpu/drm/sun4i/sun4i_tcon.c
index 68751b999877..54e1796d2953 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.c
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.c
@@ -134,7 +134,7 @@ static struct sun4i_tcon *sun4i_get_tcon0(struct drm_device 
*drm)
 }
 
 void sun4i_tcon_set_mux(struct sun4i_tcon *tcon, int channel,
-                       struct drm_encoder *encoder)
+                       const struct drm_encoder *encoder)
 {
        int ret = -ENOTSUPP;
 
@@ -783,7 +783,7 @@ static int sun4i_tcon_remove(struct platform_device *pdev)
 
 /* platform specific TCON muxing callbacks */
 static int sun5i_a13_tcon_set_mux(struct sun4i_tcon *tcon,
-                                 struct drm_encoder *encoder)
+                                 const struct drm_encoder *encoder)
 {
        u32 val;
 
@@ -799,7 +799,7 @@ static int sun5i_a13_tcon_set_mux(struct sun4i_tcon *tcon,
 }
 
 static int sun6i_tcon_set_mux(struct sun4i_tcon *tcon,
-                             struct drm_encoder *encoder)
+                             const struct drm_encoder *encoder)
 {
        struct sun4i_tcon *tcon0 = sun4i_get_tcon0(encoder->dev);
        u32 shift;
diff --git a/drivers/gpu/drm/sun4i/sun4i_tcon.h 
b/drivers/gpu/drm/sun4i/sun4i_tcon.h
index d9e1357cc8ae..d81c6e20efe6 100644
--- a/drivers/gpu/drm/sun4i/sun4i_tcon.h
+++ b/drivers/gpu/drm/sun4i/sun4i_tcon.h
@@ -152,7 +152,7 @@ struct sun4i_tcon_quirks {
        bool    needs_de_be_mux; /* sun6i needs mux to select backend */
 
        /* callback to handle tcon muxing options */
-       int     (*set_mux)(struct sun4i_tcon *, struct drm_encoder *);
+       int     (*set_mux)(struct sun4i_tcon *, const struct drm_encoder *);
 };
 
 struct sun4i_tcon {
-- 
git-series 0.9.1
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