exynos_crtc->ops->atomic_flush(exynos_crtc);
}
+static enum drm_mode_status exynos_crtc_mode_valid(struct drm_crtc *crtc,
+ const struct drm_display_mode *mode)
+{
+ struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc);
+
+ if (exynos_crtc->ops->mode_valid)
+ return exynos_crtc->ops->mode_valid(exynos_crtc, mode);
+
+ return MODE_OK;
+}
+
static const struct drm_crtc_helper_funcs exynos_crtc_helper_funcs = {
+ .mode_valid = exynos_crtc_mode_valid,
.atomic_check = exynos_crtc_atomic_check,
.atomic_begin = exynos_crtc_atomic_begin,
.atomic_flush = exynos_crtc_atomic_flush,
* @disable: disable the device
* @enable_vblank: specific driver callback for enabling vblank interrupt.
* @disable_vblank: specific driver callback for disabling vblank interrupt.
+ * @mode_valid: specific driver callback for mode validation
* @atomic_check: validate state
* @atomic_begin: prepare device to receive an update
* @atomic_flush: mark the end of device update
int (*enable_vblank)(struct exynos_drm_crtc *crtc);
void (*disable_vblank)(struct exynos_drm_crtc *crtc);
u32 (*get_vblank_counter)(struct exynos_drm_crtc *crtc);
+ enum drm_mode_status (*mode_valid)(struct exynos_drm_crtc *crtc,
+ const struct drm_display_mode *mode);
int (*atomic_check)(struct exynos_drm_crtc *crtc,
struct drm_crtc_state *state);
void (*atomic_begin)(struct exynos_drm_crtc *crtc);