1 /**************************************************************************
5 * Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
7 * Contact: Eunchul Kim <chulspro.kim@samsung.com>,
8 * JinYoung Jeon <jy0.jeon@samsung.com>,
9 * Taeheon Kim <th908.kim@samsung.com>,
10 * YoungJun Cho <yj44.cho@samsung.com>,
11 * SooChan Lim <sc1.lim@samsung.com>,
12 * Boram Park <sc1.lim@samsung.com>
14 * Permission is hereby granted, free of charge, to any person obtaining a
15 * copy of this software and associated documentation files (the
16 * "Software"), to deal in the Software without restriction, including
17 * without limitation the rights to use, copy, modify, merge, publish,
18 * distribute, sub license, and/or sell copies of the Software, and to
19 * permit persons to whom the Software is furnished to do so, subject to
20 * the following conditions:
22 * The above copyright notice and this permission notice (including the
23 * next paragraph) shall be included in all copies or substantial portions
26 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
27 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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32 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
34 **************************************************************************/
39 #include <tbm_surface.h>
47 * @brief The header file which defines Enumerations and Structures for frontend and backend.
49 * Both frontend(@ref tdm.h) and backend(@ref tdm_backend.h) header files
50 * include @ref tdm_types.h
53 * #include <tdm.h> //for a frontend user
56 * #include <tdm_backend.h> //for a vendor to implement a backend module
60 #include <tdm_common.h>
63 TDM_EVENT_LOOP_READABLE = (1 << 0),
64 TDM_EVENT_LOOP_WRITABLE = (1 << 1),
65 TDM_EVENT_LOOP_HANGUP = (1 << 2),
66 TDM_EVENT_LOOP_ERROR = (1 << 3),
67 } tdm_event_loop_mask;
70 * @brief The output mode structure
72 typedef struct _tdm_output_mode {
74 unsigned int hdisplay, hsync_start, hsync_end, htotal, hskew;
75 unsigned int vdisplay, vsync_start, vsync_end, vtotal, vscan;
76 unsigned int vrefresh;
79 char name[TDM_NAME_LEN];
83 * @brief The property structure
85 typedef struct _tdm_prop {
87 char name[TDM_NAME_LEN];
92 * @brief The info config structure
94 typedef struct _tdm_info_config {
101 * @brief The layer info structre
103 typedef struct _tdm_info_layer {
104 tdm_info_config src_config;
106 tdm_transform transform;
110 * @brief The hwc window info structure
112 typedef struct _tdm_hwc_window_info {
113 tdm_info_config src_config;
115 tdm_transform transform;
116 } tdm_hwc_window_info;
119 * @brief The pp info structre
121 typedef struct _tdm_info_pp {
122 tdm_info_config src_config;
123 tdm_info_config dst_config;
124 tdm_transform transform;
130 * @brief The capture info structre
132 typedef struct _tdm_info_capture {
133 tdm_info_config dst_config;
134 tdm_transform transform;
135 tdm_capture_type type;
141 * @brief Possible composition types for a given window
144 /** The client will composite this window into the client target window
146 * User can choose this type for window to avoid a hardware composition for
149 * User has to set this type for the window which has the TDM_COMPOSITION_CLIENT_CANDIDATE
150 * type. (see the TDM_COMPOSITION_CLIENT_CANDIDATE type)
152 * The device must not request any composition type changes for windows of
155 TDM_COMPOSITION_CLIENT = 0,
157 /* Set by the HWC after tdm_output_validate().
159 * If the HWC decided that it doesn't want/can't to continue the composition for
160 * this window through a hardware overlay or other similar way it'll change
161 * a type to the TDM_COMPOSITION_CLIENT_CANDIDATE type.
163 * This transition can happen only if the window has the TDM_COMPOSITION_DEVICE
166 * If an user changed type of a window from the TDM_COMPOSITION_DEVICE type to the
167 * the TDM_COMPOSITION_CLIENT type, the type will be rejected to the
168 * TDM_COMPOSITION_CLIENT_CANDIDATE type.
170 * The user has to composite this window itself.
172 * The underlying hardware overlay is owned by this window till a type being
173 * changed to the TDM_COMPOSITION_CLIENT type, but it's not possible to set a
174 * buffer for this window after a type's been changed to the
175 * TDM_COMPOSITION_CLIENT_CANDIDATE type.
177 * This transitional state is used to get rid of blinking at a transition from
178 * the TDM_COMPOSITION_DEVICE type to the TDM_COMPOSITION_CLIENT type where the hw
179 * has to wait till a buffer, which was on a hw overlay, get composited to the
180 * fb_target and only after this happens unset(or set another window on) this
183 * User has to inform the HWC (the HWC got no way to know when it happens) after a buffer,
184 * which was on a hw overlay, get composited to the fb_target by setting a type of this
185 * window to the TDM_COMPOSITION_CLIENT type, it causes a type of this window being changed
186 * to TDM_COMPOSITION_CLIENT.
188 TDM_COMPOSITION_CLIENT_CANDIDATE = 5,
190 /** Set by the client before tdm_output_validate().
192 * Upon tdm_output_validate(), the device may request a change from this type to
193 * TDM_COMPOSITION_DEVICE or TDM_COMPOSITION_CLIENT. */
194 TDM_COMPOSITION_DEVICE_CANDIDATE = 2,
196 /** Set by the HWC after tdm_output_validate().
198 * The device will handle the composition of this window through a hardware
199 * overlay or other similar means.
201 * Upon tdm_output_validate(), the device may request a change from this type to
202 * TDM_COMPOSITION_CLIENT or TDM_COMPOSITION_DEVICE_CANDIDATE. */
203 TDM_COMPOSITION_DEVICE = 1,
205 /** Similar to DEVICE, but the position of this layer may also be set
206 * asynchronously through layer_set_cursor_position. If this functionality is not
207 * supported on a layer that the client sets to TDM_COMPOSITION_CURSOR, the
208 * device must request that the composition type of that layer is changed to
209 * TDM_COMPOSITION_CLIENT upon the next call to tdm_output_validate().
211 * Upon tdm_output_validate(), the device may request a change from this type to
212 * either TDM_COMPOSITION_DEVICE or TDM_COMPOSITION_CLIENT. Changing to
213 * TDM_COMPOSITION_DEVICE will prevent the use of layer_set_cursor_position but
214 * still permit the device to composite the layer. */
215 TDM_COMPOSITION_CURSOR = 3,
217 /** The device will handle the composition of this layer through a hardware
218 * overlay or other similar means.
220 * Upon tdm_output_validate(), the device may request a change from this type to
221 * either TDM_COMPOSITION_DEVICE or TDM_COMPOSITION_CLIENT, but it is
222 * unlikely that content will display correctly in these cases. */
223 TDM_COMPOSITION_VIDEO = 4,
224 } tdm_hwc_window_composition_t;
227 * @brief The tdm display object
229 typedef void tdm_display;
232 * @brief The tdm output object
234 typedef void tdm_output;
237 * @brief The tdm layer object
239 typedef void tdm_layer;
242 * @brief The tdm window object
244 typedef void tdm_hwc_window;
247 * @brief The tdm capture object
249 typedef void tdm_capture;
252 * @brief The tdm pp object
257 * @brief The tdm vblank object
259 typedef void tdm_vblank;
262 * @brief The vblank handler
263 * @see output_set_vblank_handler() function of #tdm_func_display
265 typedef void (*tdm_output_vblank_handler)(tdm_output *output, unsigned int sequence,
266 unsigned int tv_sec, unsigned int tv_usec,
270 * @brief The output commit handler
271 * @see output_set_commit_handler() function of #tdm_func_display
273 typedef void (*tdm_output_commit_handler)(tdm_output *output, unsigned int sequence,
274 unsigned int tv_sec, unsigned int tv_usec,
278 * @brief The layer commit handler
280 typedef void (*tdm_layer_commit_handler)(tdm_layer *layer, unsigned int sequence,
281 unsigned int tv_sec, unsigned int tv_usec,
285 * @brief The done handler of a pp object
287 typedef void (*tdm_pp_done_handler)(tdm_pp *pp, tbm_surface_h src,
288 tbm_surface_h dst, void *user_data);
291 * @brief The done handler of a capture object
293 typedef void (*tdm_capture_done_handler)(tdm_capture *capture,
294 tbm_surface_h buffer, void *user_data);
300 #endif /* _TDM_TYPES_H_ */