1 /* 2 * Copyright (C) 2014 Red Hat 3 * Copyright (C) 2014 Intel Corp. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice shall be included in 13 * all copies or substantial portions of the Software. 14 * 15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 18 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 19 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 20 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 21 * OTHER DEALINGS IN THE SOFTWARE. 22 * 23 * Authors: 24 * Rob Clark <robdclark@gmail.com> 25 * Daniel Vetter <daniel.vetter@ffwll.ch> 26 */ 27 28 #ifndef DRM_ATOMIC_H_ 29 #define DRM_ATOMIC_H_ 30 31 #include <drm/drm_crtc.h> 32 33 struct drm_atomic_state * __must_check 34 drm_atomic_state_alloc(struct drm_device *dev); 35 void drm_atomic_state_clear(struct drm_atomic_state *state); 36 void drm_atomic_state_free(struct drm_atomic_state *state); 37 38 struct drm_crtc_state * __must_check 39 drm_atomic_get_crtc_state(struct drm_atomic_state *state, 40 struct drm_crtc *crtc); 41 int drm_atomic_crtc_set_property(struct drm_crtc *crtc, 42 struct drm_crtc_state *state, struct drm_property *property, 43 uint64_t val); 44 struct drm_plane_state * __must_check 45 drm_atomic_get_plane_state(struct drm_atomic_state *state, 46 struct drm_plane *plane); 47 int drm_atomic_plane_set_property(struct drm_plane *plane, 48 struct drm_plane_state *state, struct drm_property *property, 49 uint64_t val); 50 struct drm_connector_state * __must_check 51 drm_atomic_get_connector_state(struct drm_atomic_state *state, 52 struct drm_connector *connector); 53 int drm_atomic_connector_set_property(struct drm_connector *connector, 54 struct drm_connector_state *state, struct drm_property *property, 55 uint64_t val); 56 57 int __must_check 58 drm_atomic_set_crtc_for_plane(struct drm_plane_state *plane_state, 59 struct drm_crtc *crtc); 60 void drm_atomic_set_fb_for_plane(struct drm_plane_state *plane_state, 61 struct drm_framebuffer *fb); 62 int __must_check 63 drm_atomic_set_crtc_for_connector(struct drm_connector_state *conn_state, 64 struct drm_crtc *crtc); 65 int __must_check 66 drm_atomic_add_affected_connectors(struct drm_atomic_state *state, 67 struct drm_crtc *crtc); 68 int 69 drm_atomic_connectors_for_crtc(struct drm_atomic_state *state, 70 struct drm_crtc *crtc); 71 72 void drm_atomic_legacy_backoff(struct drm_atomic_state *state); 73 74 int __must_check drm_atomic_check_only(struct drm_atomic_state *state); 75 int __must_check drm_atomic_commit(struct drm_atomic_state *state); 76 int __must_check drm_atomic_async_commit(struct drm_atomic_state *state); 77 78 #define for_each_connector_in_state(state, connector, connector_state, __i) \ 79 for ((__i) = 0; \ 80 (connector) = (state)->connectors[__i], \ 81 (connector_state) = (state)->connector_states[__i], \ 82 (__i) < (state)->num_connector; \ 83 (__i)++) \ 84 if (connector) 85 86 #define for_each_crtc_in_state(state, crtc, crtc_state, __i) \ 87 for ((__i) = 0; \ 88 (crtc) = (state)->crtcs[__i], \ 89 (crtc_state) = (state)->crtc_states[__i], \ 90 (__i) < (state)->dev->mode_config.num_crtc; \ 91 (__i)++) \ 92 if (crtc_state) 93 94 #define for_each_plane_in_state(state, plane, plane_state, __i) \ 95 for ((__i) = 0; \ 96 (plane) = (state)->planes[__i], \ 97 (plane_state) = (state)->plane_states[__i], \ 98 (__i) < (state)->dev->mode_config.num_total_plane; \ 99 (__i)++) \ 100 if (plane_state) 101 102 #endif /* DRM_ATOMIC_H_ */ 103