diff options
| -rw-r--r-- | drivers/gpu/drm/drm_connector.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 4 | ||||
| -rw-r--r-- | drivers/gpu/drm/drm_plane.c | 4 | ||||
| -rw-r--r-- | include/drm/drm_connector.h | 4 | ||||
| -rw-r--r-- | include/drm/drm_crtc.h | 4 | ||||
| -rw-r--r-- | include/drm/drm_plane.h | 4 |
6 files changed, 24 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index 002b244391f9..549b89501e01 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -195,6 +195,10 @@ int drm_connector_init(struct drm_device *dev, struct ida *connector_ida = &drm_connector_enum_list[connector_type].ida; + WARN_ON(drm_drv_uses_atomic_modeset(dev) && + (!funcs->atomic_destroy_state || + !funcs->atomic_duplicate_state)); + ret = __drm_mode_object_add(dev, &connector->base, DRM_MODE_OBJECT_CONNECTOR, false, drm_connector_free); diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 163d82ac7d76..f45e7a8d4acd 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -286,6 +286,10 @@ int drm_crtc_init_with_planes(struct drm_device *dev, struct drm_crtc *crtc, if (WARN_ON(config->num_crtc >= 32)) return -EINVAL; + WARN_ON(drm_drv_uses_atomic_modeset(dev) && + (!funcs->atomic_destroy_state || + !funcs->atomic_duplicate_state)); + crtc->dev = dev; crtc->funcs = funcs; diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c index 534b57933576..df0b4ebbedbf 100644 --- a/drivers/gpu/drm/drm_plane.c +++ b/drivers/gpu/drm/drm_plane.c @@ -177,6 +177,10 @@ int drm_universal_plane_init(struct drm_device *dev, struct drm_plane *plane, if (WARN_ON(config->num_total_plane >= 32)) return -EINVAL; + WARN_ON(drm_drv_uses_atomic_modeset(dev) && + (!funcs->atomic_destroy_state || + !funcs->atomic_duplicate_state)); + ret = drm_mode_object_add(dev, &plane->base, DRM_MODE_OBJECT_PLANE); if (ret) return ret; diff --git a/include/drm/drm_connector.h b/include/drm/drm_connector.h index ee4c48218c85..c5797c24edd3 100644 --- a/include/drm/drm_connector.h +++ b/include/drm/drm_connector.h @@ -616,6 +616,8 @@ struct drm_connector_funcs { * cleaned up by calling the @atomic_destroy_state hook in this * structure. * + * This callback is mandatory for atomic drivers. + * * Atomic drivers which don't subclass &struct drm_connector_state should use * drm_atomic_helper_connector_duplicate_state(). Drivers that subclass the * state structure to extend it with driver-private state should use @@ -642,6 +644,8 @@ struct drm_connector_funcs { * * Destroy a state duplicated with @atomic_duplicate_state and release * or unreference all resources it references + * + * This callback is mandatory for atomic drivers. */ void (*atomic_destroy_state)(struct drm_connector *connector, struct drm_connector_state *state); diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 5cf7adeae6a5..23eddbccab10 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -506,6 +506,8 @@ struct drm_crtc_funcs { * cleaned up by calling the @atomic_destroy_state hook in this * structure. * + * This callback is mandatory for atomic drivers. + * * Atomic drivers which don't subclass &struct drm_crtc_state should use * drm_atomic_helper_crtc_duplicate_state(). Drivers that subclass the * state structure to extend it with driver-private state should use @@ -532,6 +534,8 @@ struct drm_crtc_funcs { * * Destroy a state duplicated with @atomic_duplicate_state and release * or unreference all resources it references + * + * This callback is mandatory for atomic drivers. */ void (*atomic_destroy_state)(struct drm_crtc *crtc, struct drm_crtc_state *state); diff --git a/include/drm/drm_plane.h b/include/drm/drm_plane.h index 14b1607aba4b..7d4d6c7f0afd 100644 --- a/include/drm/drm_plane.h +++ b/include/drm/drm_plane.h @@ -288,6 +288,8 @@ struct drm_plane_funcs { * cleaned up by calling the @atomic_destroy_state hook in this * structure. * + * This callback is mandatory for atomic drivers. + * * Atomic drivers which don't subclass &struct drm_plane_state should use * drm_atomic_helper_plane_duplicate_state(). Drivers that subclass the * state structure to extend it with driver-private state should use @@ -314,6 +316,8 @@ struct drm_plane_funcs { * * Destroy a state duplicated with @atomic_duplicate_state and release * or unreference all resources it references + * + * This callback is mandatory for atomic drivers. */ void (*atomic_destroy_state)(struct drm_plane *plane, struct drm_plane_state *state); |