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5270 | serge | 1 | /* |
2 | * Copyright (C) 2014 Red Hat |
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3 | * Copyright (C) 2014 Intel Corp. |
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4 | * |
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5 | * Permission is hereby granted, free of charge, to any person obtaining a |
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6 | * copy of this software and associated documentation files (the "Software"), |
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7 | * to deal in the Software without restriction, including without limitation |
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8 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
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9 | * and/or sell copies of the Software, and to permit persons to whom the |
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10 | * Software is furnished to do so, subject to the following conditions: |
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11 | * |
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12 | * The above copyright notice and this permission notice shall be included in |
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13 | * all copies or substantial portions of the Software. |
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14 | * |
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15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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16 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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17 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
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18 | * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR |
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19 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, |
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20 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR |
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21 | * OTHER DEALINGS IN THE SOFTWARE. |
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22 | * |
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23 | * Authors: |
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24 | * Rob Clark |
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25 | * Daniel Vetter |
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26 | */ |
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27 | |||
28 | #ifndef DRM_ATOMIC_H_ |
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29 | #define DRM_ATOMIC_H_ |
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30 | |||
31 | #include |
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32 | |||
33 | struct drm_atomic_state * __must_check |
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34 | drm_atomic_state_alloc(struct drm_device *dev); |
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35 | void drm_atomic_state_clear(struct drm_atomic_state *state); |
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36 | void drm_atomic_state_free(struct drm_atomic_state *state); |
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37 | |||
6082 | serge | 38 | int __must_check |
39 | drm_atomic_state_init(struct drm_device *dev, struct drm_atomic_state *state); |
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40 | void drm_atomic_state_default_clear(struct drm_atomic_state *state); |
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41 | void drm_atomic_state_default_release(struct drm_atomic_state *state); |
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42 | |||
5270 | serge | 43 | struct drm_crtc_state * __must_check |
44 | drm_atomic_get_crtc_state(struct drm_atomic_state *state, |
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45 | struct drm_crtc *crtc); |
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6082 | serge | 46 | int drm_atomic_crtc_set_property(struct drm_crtc *crtc, |
47 | struct drm_crtc_state *state, struct drm_property *property, |
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48 | uint64_t val); |
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5270 | serge | 49 | struct drm_plane_state * __must_check |
50 | drm_atomic_get_plane_state(struct drm_atomic_state *state, |
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51 | struct drm_plane *plane); |
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6082 | serge | 52 | int drm_atomic_plane_set_property(struct drm_plane *plane, |
53 | struct drm_plane_state *state, struct drm_property *property, |
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54 | uint64_t val); |
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5270 | serge | 55 | struct drm_connector_state * __must_check |
56 | drm_atomic_get_connector_state(struct drm_atomic_state *state, |
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57 | struct drm_connector *connector); |
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6082 | serge | 58 | int drm_atomic_connector_set_property(struct drm_connector *connector, |
59 | struct drm_connector_state *state, struct drm_property *property, |
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60 | uint64_t val); |
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5270 | serge | 61 | |
6082 | serge | 62 | /** |
63 | * drm_atomic_get_existing_crtc_state - get crtc state, if it exists |
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64 | * @state: global atomic state object |
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65 | * @crtc: crtc to grab |
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66 | * |
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67 | * This function returns the crtc state for the given crtc, or NULL |
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68 | * if the crtc is not part of the global atomic state. |
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69 | */ |
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70 | static inline struct drm_crtc_state * |
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71 | drm_atomic_get_existing_crtc_state(struct drm_atomic_state *state, |
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72 | struct drm_crtc *crtc) |
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73 | { |
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74 | return state->crtc_states[drm_crtc_index(crtc)]; |
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75 | } |
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76 | |||
77 | /** |
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78 | * drm_atomic_get_existing_plane_state - get plane state, if it exists |
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79 | * @state: global atomic state object |
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80 | * @plane: plane to grab |
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81 | * |
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82 | * This function returns the plane state for the given plane, or NULL |
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83 | * if the plane is not part of the global atomic state. |
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84 | */ |
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85 | static inline struct drm_plane_state * |
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86 | drm_atomic_get_existing_plane_state(struct drm_atomic_state *state, |
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87 | struct drm_plane *plane) |
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88 | { |
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89 | return state->plane_states[drm_plane_index(plane)]; |
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90 | } |
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91 | |||
92 | /** |
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93 | * drm_atomic_get_existing_connector_state - get connector state, if it exists |
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94 | * @state: global atomic state object |
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95 | * @connector: connector to grab |
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96 | * |
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97 | * This function returns the connector state for the given connector, |
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98 | * or NULL if the connector is not part of the global atomic state. |
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99 | */ |
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100 | static inline struct drm_connector_state * |
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101 | drm_atomic_get_existing_connector_state(struct drm_atomic_state *state, |
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102 | struct drm_connector *connector) |
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103 | { |
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104 | int index = drm_connector_index(connector); |
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105 | |||
106 | if (index >= state->num_connector) |
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107 | return NULL; |
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108 | |||
109 | return state->connector_states[index]; |
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110 | } |
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111 | |||
5270 | serge | 112 | int __must_check |
6082 | serge | 113 | drm_atomic_set_mode_for_crtc(struct drm_crtc_state *state, |
114 | struct drm_display_mode *mode); |
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115 | int __must_check |
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116 | drm_atomic_set_mode_prop_for_crtc(struct drm_crtc_state *state, |
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117 | struct drm_property_blob *blob); |
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118 | int __must_check |
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119 | drm_atomic_set_crtc_for_plane(struct drm_plane_state *plane_state, |
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120 | struct drm_crtc *crtc); |
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5270 | serge | 121 | void drm_atomic_set_fb_for_plane(struct drm_plane_state *plane_state, |
122 | struct drm_framebuffer *fb); |
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123 | int __must_check |
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124 | drm_atomic_set_crtc_for_connector(struct drm_connector_state *conn_state, |
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125 | struct drm_crtc *crtc); |
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126 | int __must_check |
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127 | drm_atomic_add_affected_connectors(struct drm_atomic_state *state, |
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128 | struct drm_crtc *crtc); |
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6082 | serge | 129 | int __must_check |
130 | drm_atomic_add_affected_planes(struct drm_atomic_state *state, |
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131 | struct drm_crtc *crtc); |
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132 | |||
5270 | serge | 133 | void drm_atomic_legacy_backoff(struct drm_atomic_state *state); |
134 | |||
6082 | serge | 135 | void |
136 | drm_atomic_clean_old_fb(struct drm_device *dev, unsigned plane_mask, int ret); |
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137 | |||
5270 | serge | 138 | int __must_check drm_atomic_check_only(struct drm_atomic_state *state); |
139 | int __must_check drm_atomic_commit(struct drm_atomic_state *state); |
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140 | int __must_check drm_atomic_async_commit(struct drm_atomic_state *state); |
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141 | |||
6082 | serge | 142 | #define for_each_connector_in_state(state, connector, connector_state, __i) \ |
143 | for ((__i) = 0; \ |
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144 | (__i) < (state)->num_connector && \ |
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145 | ((connector) = (state)->connectors[__i], \ |
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146 | (connector_state) = (state)->connector_states[__i], 1); \ |
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147 | (__i)++) \ |
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6936 | serge | 148 | for_each_if (connector) |
6082 | serge | 149 | |
150 | #define for_each_crtc_in_state(state, crtc, crtc_state, __i) \ |
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151 | for ((__i) = 0; \ |
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152 | (__i) < (state)->dev->mode_config.num_crtc && \ |
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153 | ((crtc) = (state)->crtcs[__i], \ |
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154 | (crtc_state) = (state)->crtc_states[__i], 1); \ |
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155 | (__i)++) \ |
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6936 | serge | 156 | for_each_if (crtc_state) |
6082 | serge | 157 | |
158 | #define for_each_plane_in_state(state, plane, plane_state, __i) \ |
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159 | for ((__i) = 0; \ |
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160 | (__i) < (state)->dev->mode_config.num_total_plane && \ |
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161 | ((plane) = (state)->planes[__i], \ |
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162 | (plane_state) = (state)->plane_states[__i], 1); \ |
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163 | (__i)++) \ |
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6936 | serge | 164 | for_each_if (plane_state) |
6082 | serge | 165 | static inline bool |
166 | drm_atomic_crtc_needs_modeset(struct drm_crtc_state *state) |
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167 | { |
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168 | return state->mode_changed || state->active_changed || |
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169 | state->connectors_changed; |
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170 | } |
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171 | |||
172 | |||
5270 | serge | 173 | #endif /* DRM_ATOMIC_H_ */>>> |