include/drm/drm_atomic.h

37  * This structure is used to track pending modeset changes and atomic commit on
45  *	atomic commit thread			hardware
61  * 	clean up atomic state
68  * drm_atomic_helper_setup_commit() from the atomic helper library.
200  * struct drm_private_state_funcs - atomic state functions for private objects
202  * These hooks are used by atomic helpers to create, swap and destroy states of
205  * added to the atomic states is expected to have an implementation of these
218 	 * Duplicated atomic state or NULL when obj->state is not
245  * struct drm_private_obj - base struct for driver private atomic object
299 	 * @state: Current atomic state for this driver private object.
327  * Currently only contains a backpointer to the overall atomic update,
349  * struct drm_atomic_state - Atomic commit structure
352  * an atomic commit that transitions from an old to a new display state. It
353  * contains all the objects affected by the atomic commit and both the new
357  * States are added to an atomic update by calling drm_atomic_get_crtc_state(),
383  * Some atomic operations implementations followed a similar process. We
388  * transition isn't complete yet, and one might still find atomic
408 	 * Allow full modeset. This is used by the ATOMIC IOCTL handler to
413 	 * - Drivers must not consult @allow_modeset in the atomic commit path.
424 	 * - Drivers may consult @allow_modeset in the atomic check path, if
454 	 * Indicates whether or not this atomic state was duplicated using
455 	 * drm_atomic_helper_duplicate_state(). Drivers and atomic helpers
504 	 * @acquire_ctx: acquire context for this atomic modeset state update
513 	 * to preserve linearity to prevent the atomic states from being freed too early.
565  * drm_atomic_state_get - acquire a reference to the atomic state
566  * @state: The atomic state
580  * drm_atomic_state_put - release a reference to the atomic state
581  * @state: The atomic state
638  * @state: global atomic state object
642  * if the CRTC is not part of the global atomic state.
656  * @state: global atomic state object
660  * NULL if the CRTC is not part of the global atomic state.
670  * @state: global atomic state object
674  * NULL if the CRTC is not part of the global atomic state.
685  * @state: global atomic state object
689  * if the plane is not part of the global atomic state.
703  * @state: global atomic state object
707  * NULL if the plane is not part of the global atomic state.
718  * @state: global atomic state object
722  * NULL if the plane is not part of the global atomic state.
733  * @state: global atomic state object
737  * or NULL if the connector is not part of the global atomic state.
756  * @state: global atomic state object
760  * or NULL if the connector is not part of the global atomic state.
776  * @state: global atomic state object
780  * or NULL if the connector is not part of the global atomic state.
796  * @state: global atomic state object
800  * @state, or if the plane isn't part of the atomic state update, from @plane.
801  * This is useful in atomic check callbacks, when drivers need to peek at, but
847  * for_each_oldnew_connector_in_state - iterate over all connectors in an atomic update
856  * This iterates over all connectors in an atomic update, tracking both old and
858  * considered, for example in atomic check functions.
871  * for_each_old_connector_in_state - iterate over all connectors in an atomic update
878  * This iterates over all connectors in an atomic update, tracking only the old
892  * for_each_new_connector_in_state - iterate over all connectors in an atomic update
899  * This iterates over all connectors in an atomic update, tracking only the new
901  * hardware should be in when the atomic commit operation has completed.
914  * for_each_oldnew_crtc_in_state - iterate over all CRTCs in an atomic update
921  * This iterates over all CRTCs in an atomic update, tracking both old and
923  * considered, for example in atomic check functions.
938  * for_each_old_crtc_in_state - iterate over all CRTCs in an atomic update
944  * This iterates over all CRTCs in an atomic update, tracking only the old
958  * for_each_new_crtc_in_state - iterate over all CRTCs in an atomic update
964  * This iterates over all CRTCs in an atomic update, tracking only the new
966  * hardware should be in when the atomic commit operation has completed.
979  * for_each_oldnew_plane_in_state - iterate over all planes in an atomic update
986  * This iterates over all planes in an atomic update, tracking both old and
988  * considered, for example in atomic check functions.
1001  * for_each_oldnew_plane_in_state_reverse - iterate over all planes in an atomic
1009  * This iterates over all planes in an atomic update in reverse order,
1011  * state delta needs to be considered, for example in atomic check functions.
1039  * for_each_old_plane_in_state - iterate over all planes in an atomic update
1045  * This iterates over all planes in an atomic update, tracking only the old
1057  * for_each_new_plane_in_state - iterate over all planes in an atomic update
1063  * This iterates over all planes in an atomic update, tracking only the new
1065  * hardware should be in when the atomic commit operation has completed.
1078  * for_each_oldnew_private_obj_in_state - iterate over all private objects in an atomic update
1085  * This iterates over all private objects in an atomic update, tracking both
1087  * to be considered, for example in atomic check functions.
1098  * for_each_old_private_obj_in_state - iterate over all private objects in an atomic update
1104  * This iterates over all private objects in an atomic update, tracking only
1116  * for_each_new_private_obj_in_state - iterate over all private objects in an atomic update
1122  * This iterates over all private objects in an atomic update, tracking only
1124  * hardware should be in when the atomic commit operation has completed.
1143  * The atomic helper code sets these booleans, but drivers can and should
1208  * struct drm_bridge_state - Atomic bridge state object