void (*save)(struct drm_encoder *encoder);
void (*restore)(struct drm_encoder *encoder);
bool (*mode_fixup)(struct drm_encoder *encoder,
- struct drm_display_mode *mode,
+ const struct drm_display_mode *mode,
struct drm_display_mode *adjusted_mode);
int (*mode_valid)(struct drm_encoder *encoder,
struct drm_display_mode *mode);