drm: Make the .mode_fixup() operations mode argument a const pointer

The passed mode must not be modified by the operation, make it const.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 2f5106a488c5..26a6a4d0d078 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -935,7 +935,7 @@ static bool intel_sdvo_set_tv_format(struct intel_sdvo *intel_sdvo)
 
 static bool
 intel_sdvo_set_output_timings_from_mode(struct intel_sdvo *intel_sdvo,
-                                        struct drm_display_mode *mode)
+                                        const struct drm_display_mode *mode)
 {
         struct intel_sdvo_dtd output_dtd;
 
@@ -954,7 +954,7 @@ intel_sdvo_set_output_timings_from_mode(struct intel_sdvo *intel_sdvo,
  * Unfortunately we have to set up the full output mode to do that. */
 static bool
 intel_sdvo_get_preferred_input_mode(struct intel_sdvo *intel_sdvo,
-                                    struct drm_display_mode *mode,
+                                    const struct drm_display_mode *mode,
                                     struct drm_display_mode *adjusted_mode)
 {
         struct intel_sdvo_dtd input_dtd;
@@ -979,7 +979,7 @@ intel_sdvo_get_preferred_input_mode(struct intel_sdvo *intel_sdvo,
 }
 
 static bool intel_sdvo_mode_fixup(struct drm_encoder *encoder,
-                                  struct drm_display_mode *mode,
+                                  const struct drm_display_mode *mode,
                                   struct drm_display_mode *adjusted_mode)
 {
         struct intel_sdvo *intel_sdvo = to_intel_sdvo(encoder);