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28#ifndef DRM_ATOMIC_H_
29#define DRM_ATOMIC_H_
30
31#include <drm/drm_crtc.h>
32
33struct drm_atomic_state * __must_check
34drm_atomic_state_alloc(struct drm_device *dev);
35void drm_atomic_state_clear(struct drm_atomic_state *state);
36void drm_atomic_state_free(struct drm_atomic_state *state);
37
38int __must_check
39drm_atomic_state_init(struct drm_device *dev, struct drm_atomic_state *state);
40void drm_atomic_state_default_clear(struct drm_atomic_state *state);
41void drm_atomic_state_default_release(struct drm_atomic_state *state);
42
43struct drm_crtc_state * __must_check
44drm_atomic_get_crtc_state(struct drm_atomic_state *state,
45 struct drm_crtc *crtc);
46int drm_atomic_crtc_set_property(struct drm_crtc *crtc,
47 struct drm_crtc_state *state, struct drm_property *property,
48 uint64_t val);
49struct drm_plane_state * __must_check
50drm_atomic_get_plane_state(struct drm_atomic_state *state,
51 struct drm_plane *plane);
52int drm_atomic_plane_set_property(struct drm_plane *plane,
53 struct drm_plane_state *state, struct drm_property *property,
54 uint64_t val);
55struct drm_connector_state * __must_check
56drm_atomic_get_connector_state(struct drm_atomic_state *state,
57 struct drm_connector *connector);
58int drm_atomic_connector_set_property(struct drm_connector *connector,
59 struct drm_connector_state *state, struct drm_property *property,
60 uint64_t val);
61
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68
69
70static inline struct drm_crtc_state *
71drm_atomic_get_existing_crtc_state(struct drm_atomic_state *state,
72 struct drm_crtc *crtc)
73{
74 return state->crtc_states[drm_crtc_index(crtc)];
75}
76
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83
84
85static inline struct drm_plane_state *
86drm_atomic_get_existing_plane_state(struct drm_atomic_state *state,
87 struct drm_plane *plane)
88{
89 return state->plane_states[drm_plane_index(plane)];
90}
91
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98
99
100static inline struct drm_connector_state *
101drm_atomic_get_existing_connector_state(struct drm_atomic_state *state,
102 struct drm_connector *connector)
103{
104 int index = drm_connector_index(connector);
105
106 if (index >= state->num_connector)
107 return NULL;
108
109 return state->connector_states[index];
110}
111
112int __must_check
113drm_atomic_set_mode_for_crtc(struct drm_crtc_state *state,
114 struct drm_display_mode *mode);
115int __must_check
116drm_atomic_set_mode_prop_for_crtc(struct drm_crtc_state *state,
117 struct drm_property_blob *blob);
118int __must_check
119drm_atomic_set_crtc_for_plane(struct drm_plane_state *plane_state,
120 struct drm_crtc *crtc);
121void drm_atomic_set_fb_for_plane(struct drm_plane_state *plane_state,
122 struct drm_framebuffer *fb);
123int __must_check
124drm_atomic_set_crtc_for_connector(struct drm_connector_state *conn_state,
125 struct drm_crtc *crtc);
126int __must_check
127drm_atomic_add_affected_connectors(struct drm_atomic_state *state,
128 struct drm_crtc *crtc);
129int __must_check
130drm_atomic_add_affected_planes(struct drm_atomic_state *state,
131 struct drm_crtc *crtc);
132
133int
134drm_atomic_connectors_for_crtc(struct drm_atomic_state *state,
135 struct drm_crtc *crtc);
136
137void drm_atomic_legacy_backoff(struct drm_atomic_state *state);
138
139int __must_check drm_atomic_check_only(struct drm_atomic_state *state);
140int __must_check drm_atomic_commit(struct drm_atomic_state *state);
141int __must_check drm_atomic_async_commit(struct drm_atomic_state *state);
142
143#define for_each_connector_in_state(state, connector, connector_state, __i) \
144 for ((__i) = 0; \
145 (__i) < (state)->num_connector && \
146 ((connector) = (state)->connectors[__i], \
147 (connector_state) = (state)->connector_states[__i], 1); \
148 (__i)++) \
149 if (connector)
150
151#define for_each_crtc_in_state(state, crtc, crtc_state, __i) \
152 for ((__i) = 0; \
153 (__i) < (state)->dev->mode_config.num_crtc && \
154 ((crtc) = (state)->crtcs[__i], \
155 (crtc_state) = (state)->crtc_states[__i], 1); \
156 (__i)++) \
157 if (crtc_state)
158
159#define for_each_plane_in_state(state, plane, plane_state, __i) \
160 for ((__i) = 0; \
161 (__i) < (state)->dev->mode_config.num_total_plane && \
162 ((plane) = (state)->planes[__i], \
163 (plane_state) = (state)->plane_states[__i], 1); \
164 (__i)++) \
165 if (plane_state)
166static inline bool
167drm_atomic_crtc_needs_modeset(struct drm_crtc_state *state)
168{
169 return state->mode_changed || state->active_changed;
170}
171
172
173#endif
174