diff options
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_crtc.c | 7 | ||||
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_drv.h | 4 |
2 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_crtc.c b/drivers/gpu/drm/exynos/exynos_drm_crtc.c index 7810338591df..9cc92ae6b710 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_crtc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_crtc.c @@ -105,7 +105,12 @@ exynos_drm_crtc_mode_fixup(struct drm_crtc *crtc, const struct drm_display_mode *mode, struct drm_display_mode *adjusted_mode) { - /* drm framework doesn't check NULL */ + struct exynos_drm_crtc *exynos_crtc = to_exynos_crtc(crtc); + struct exynos_drm_manager *manager = exynos_crtc->manager; + + if (manager->ops->mode_fixup) + return manager->ops->mode_fixup(manager, mode, adjusted_mode); + return true; } diff --git a/drivers/gpu/drm/exynos/exynos_drm_drv.h b/drivers/gpu/drm/exynos/exynos_drm_drv.h index caba2993482e..81f7de4e2a51 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_drv.h +++ b/drivers/gpu/drm/exynos/exynos_drm_drv.h @@ -184,6 +184,7 @@ struct exynos_drm_display { * @initialize: initializes the manager with drm_dev * @remove: cleans up the manager for removal * @dpms: control device power. + * @mode_fixup: fix mode data before applying it * @mode_set: set the given mode to the manager * @commit: set current hw specific display mode to hw. * @enable_vblank: specific driver callback for enabling vblank interrupt. @@ -201,6 +202,9 @@ struct exynos_drm_manager_ops { struct drm_device *drm_dev, int pipe); void (*remove)(struct exynos_drm_manager *mgr); void (*dpms)(struct exynos_drm_manager *mgr, int mode); + bool (*mode_fixup)(struct exynos_drm_manager *mgr, + const struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); void (*mode_set)(struct exynos_drm_manager *mgr, const struct drm_display_mode *mode); void (*commit)(struct exynos_drm_manager *mgr); |