| /* |
| * Copyright (C) 2014 Red Hat |
| * Copyright (C) 2014 Intel Corp. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice shall be included in |
| * all copies or substantial portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
| * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
| * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
| * OTHER DEALINGS IN THE SOFTWARE. |
| * |
| * Authors: |
| * Rob Clark <robdclark@gmail.com> |
| * Daniel Vetter <daniel.vetter@ffwll.ch> |
| */ |
| |
| #ifndef DRM_ATOMIC_H_ |
| #define DRM_ATOMIC_H_ |
| |
| #include <drm/drm_crtc.h> |
| |
| struct drm_atomic_state * __must_check |
| drm_atomic_state_alloc(struct drm_device *dev); |
| void drm_atomic_state_clear(struct drm_atomic_state *state); |
| void drm_atomic_state_free(struct drm_atomic_state *state); |
| |
| int __must_check |
| drm_atomic_state_init(struct drm_device *dev, struct drm_atomic_state *state); |
| void drm_atomic_state_default_clear(struct drm_atomic_state *state); |
| void drm_atomic_state_default_release(struct drm_atomic_state *state); |
| |
| struct drm_crtc_state * __must_check |
| drm_atomic_get_crtc_state(struct drm_atomic_state *state, |
| struct drm_crtc *crtc); |
| int drm_atomic_crtc_set_property(struct drm_crtc *crtc, |
| struct drm_crtc_state *state, struct drm_property *property, |
| uint64_t val); |
| struct drm_plane_state * __must_check |
| drm_atomic_get_plane_state(struct drm_atomic_state *state, |
| struct drm_plane *plane); |
| int drm_atomic_plane_set_property(struct drm_plane *plane, |
| struct drm_plane_state *state, struct drm_property *property, |
| uint64_t val); |
| struct drm_connector_state * __must_check |
| drm_atomic_get_connector_state(struct drm_atomic_state *state, |
| struct drm_connector *connector); |
| int drm_atomic_connector_set_property(struct drm_connector *connector, |
| struct drm_connector_state *state, struct drm_property *property, |
| uint64_t val); |
| |
| /** |
| * drm_atomic_get_existing_crtc_state - get crtc state, if it exists |
| * @state: global atomic state object |
| * @crtc: crtc to grab |
| * |
| * This function returns the crtc state for the given crtc, or NULL |
| * if the crtc is not part of the global atomic state. |
| */ |
| static inline struct drm_crtc_state * |
| drm_atomic_get_existing_crtc_state(struct drm_atomic_state *state, |
| struct drm_crtc *crtc) |
| { |
| return state->crtc_states[drm_crtc_index(crtc)]; |
| } |
| |
| /** |
| * drm_atomic_get_existing_plane_state - get plane state, if it exists |
| * @state: global atomic state object |
| * @plane: plane to grab |
| * |
| * This function returns the plane state for the given plane, or NULL |
| * if the plane is not part of the global atomic state. |
| */ |
| static inline struct drm_plane_state * |
| drm_atomic_get_existing_plane_state(struct drm_atomic_state *state, |
| struct drm_plane *plane) |
| { |
| return state->plane_states[drm_plane_index(plane)]; |
| } |
| |
| /** |
| * drm_atomic_get_existing_connector_state - get connector state, if it exists |
| * @state: global atomic state object |
| * @connector: connector to grab |
| * |
| * This function returns the connector state for the given connector, |
| * or NULL if the connector is not part of the global atomic state. |
| */ |
| static inline struct drm_connector_state * |
| drm_atomic_get_existing_connector_state(struct drm_atomic_state *state, |
| struct drm_connector *connector) |
| { |
| int index = drm_connector_index(connector); |
| |
| if (index >= state->num_connector) |
| return NULL; |
| |
| return state->connector_states[index]; |
| } |
| |
| int __must_check |
| drm_atomic_set_crtc_for_plane(struct drm_plane_state *plane_state, |
| struct drm_crtc *crtc); |
| void drm_atomic_set_fb_for_plane(struct drm_plane_state *plane_state, |
| struct drm_framebuffer *fb); |
| int __must_check |
| drm_atomic_set_crtc_for_connector(struct drm_connector_state *conn_state, |
| struct drm_crtc *crtc); |
| int __must_check |
| drm_atomic_add_affected_connectors(struct drm_atomic_state *state, |
| struct drm_crtc *crtc); |
| int |
| drm_atomic_connectors_for_crtc(struct drm_atomic_state *state, |
| struct drm_crtc *crtc); |
| |
| void drm_atomic_legacy_backoff(struct drm_atomic_state *state); |
| |
| int __must_check drm_atomic_check_only(struct drm_atomic_state *state); |
| int __must_check drm_atomic_commit(struct drm_atomic_state *state); |
| int __must_check drm_atomic_async_commit(struct drm_atomic_state *state); |
| |
| #define for_each_connector_in_state(state, connector, connector_state, __i) \ |
| for ((__i) = 0; \ |
| (connector) = (state)->connectors[__i], \ |
| (connector_state) = (state)->connector_states[__i], \ |
| (__i) < (state)->num_connector; \ |
| (__i)++) \ |
| if (connector) |
| |
| #define for_each_crtc_in_state(state, crtc, crtc_state, __i) \ |
| for ((__i) = 0; \ |
| (crtc) = (state)->crtcs[__i], \ |
| (crtc_state) = (state)->crtc_states[__i], \ |
| (__i) < (state)->dev->mode_config.num_crtc; \ |
| (__i)++) \ |
| if (crtc_state) |
| |
| #define for_each_plane_in_state(state, plane, plane_state, __i) \ |
| for ((__i) = 0; \ |
| (plane) = (state)->planes[__i], \ |
| (plane_state) = (state)->plane_states[__i], \ |
| (__i) < (state)->dev->mode_config.num_total_plane; \ |
| (__i)++) \ |
| if (plane_state) |
| |
| #endif /* DRM_ATOMIC_H_ */ |