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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31 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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
113 typedef struct _tdm_hwc_window_info {
114 tdm_info_config src_config;
116 tdm_transform transform;
117 } tdm_hwc_window_info;
120 * @brief The pp info structre
122 typedef struct _tdm_info_pp {
123 tdm_info_config src_config;
124 tdm_info_config dst_config;
125 tdm_transform transform;
131 * @brief The capture info structre
133 typedef struct _tdm_info_capture {
134 tdm_info_config dst_config;
135 tdm_transform transform;
136 tdm_capture_type type;
142 * @brief Possible composition types for a given window
146 /** The client will composite this window into the client target window
148 * User can choose this type for window to avoid a hardware composition for
151 * User has to set this type for the window which has the TDM_COMPOSITION_CLIENT_CANDIDATE
152 * type. (see the TDM_COMPOSITION_CLIENT_CANDIDATE type)
154 * The device must not request any composition type changes for windows of
157 TDM_COMPOSITION_CLIENT = 0,
159 /* Set by the HWC after tdm_output_hwc_validate().
161 * If the HWC decided that it doesn't want/can't to continue the composition for
162 * the window through a hardware overlay or other similar way it'll change
163 * a type to the TDM_COMPOSITION_CLIENT_CANDIDATE type.
165 * This transition can happen only if the window has the TDM_COMPOSITION_DEVICE
166 * or the TDM_COMPOSITION_VIDEO type already.
168 * If an user changed type of a window from the TDM_COMPOSITION_DEVICE or the
169 * TDM_COMPOSITION_VIDEO type to the the TDM_COMPOSITION_CLIENT type, the type
170 * will be rejected to the TDM_COMPOSITION_CLIENT_CANDIDATE type.
172 * The user has to composite this window itself.
174 * The underlying hardware overlay is owned by this window till a type being
175 * changed to the TDM_COMPOSITION_CLIENT type, but it's not possible to set a
176 * buffer for this window after a type's been changed to the
177 * TDM_COMPOSITION_CLIENT_CANDIDATE type.
179 * This transitional state is used to get rid of blinking at a transition from
180 * the TDM_COMPOSITION_DEVICE/TDM_COMPOSITION_VIDEO type to the
181 * TDM_COMPOSITION_CLIENT type where the hw has to wait till a buffer, which was
182 * on a hw overlay, get composited to the fb_target and only after this happens
183 * unset(or set another window on) this hw overlay.
185 * User has to inform the HWC (the HWC got no way to know when it happens) after a buffer,
186 * which was on a hw overlay, get composited to the fb_target by setting a type of this
187 * window to the TDM_COMPOSITION_CLIENT type, it causes a type of this window being changed
188 * to TDM_COMPOSITION_CLIENT.
190 TDM_COMPOSITION_CLIENT_CANDIDATE = 5,
192 /** Set by the client before tdm_output_hwc_validate().
194 * Upon tdm_output_hwc_validate(), the device may request a change from this type to
195 * TDM_COMPOSITION_DEVICE or TDM_COMPOSITION_CLIENT. */
196 TDM_COMPOSITION_DEVICE_CANDIDATE = 2,
198 /** Set by the HWC after tdm_output_hwc_validate().
200 * The device will handle the composition of this window through a hardware
201 * overlay or other similar means.
203 * Upon tdm_output_hwc_validate(), the device may request a change from this type to
204 * TDM_COMPOSITION_CLIENT or TDM_COMPOSITION_DEVICE_CANDIDATE. */
205 TDM_COMPOSITION_DEVICE = 1,
207 /** Similar to DEVICE, but the position of this layer may also be set
208 * asynchronously through layer_set_cursor_position. If this functionality is not
209 * supported on a layer that the client sets to TDM_COMPOSITION_CURSOR, the
210 * device must request that the composition type of that layer is changed to
211 * TDM_COMPOSITION_CLIENT upon the next call to tdm_output_hwc_validate().
213 * Upon tdm_output_hwc_validate(), the device may request a change from this type to
214 * either TDM_COMPOSITION_DEVICE or TDM_COMPOSITION_CLIENT. Changing to
215 * TDM_COMPOSITION_DEVICE will prevent the use of layer_set_cursor_position but
216 * still permit the device to composite the layer. */
217 TDM_COMPOSITION_CURSOR = 3,
219 /** The device will handle the composition of this layer through a hardware
220 * overlay or other similar means.
222 * Upon tdm_output_hwc_validate(), the device may request a change from this type to
223 * either TDM_COMPOSITION_DEVICE or TDM_COMPOSITION_CLIENT, but it is
224 * unlikely that content will display correctly in these cases. */
225 TDM_COMPOSITION_VIDEO = 4,
226 } tdm_hwc_window_composition;
229 * @brief The tdm display object
231 typedef void tdm_display;
234 * @brief The tdm output object
236 typedef void tdm_output;
239 * @brief The tdm layer object
241 typedef void tdm_layer;
244 * @brief The tdm window object
247 typedef void tdm_hwc_window;
250 * @brief The tdm capture object
252 typedef void tdm_capture;
255 * @brief The tdm pp object
260 * @brief The tdm vblank object
262 typedef void tdm_vblank;
265 * @brief The vblank handler
266 * @see output_set_vblank_handler() function of #tdm_func_display
268 typedef void (*tdm_output_vblank_handler)(tdm_output *output, unsigned int sequence,
269 unsigned int tv_sec, unsigned int tv_usec,
273 * @brief The output commit handler
274 * @see output_set_commit_handler() function of #tdm_func_display
276 typedef void (*tdm_output_commit_handler)(tdm_output *output, unsigned int sequence,
277 unsigned int tv_sec, unsigned int tv_usec,
281 * @brief The layer commit handler
283 typedef void (*tdm_layer_commit_handler)(tdm_layer *layer, unsigned int sequence,
284 unsigned int tv_sec, unsigned int tv_usec,
288 * @brief The done handler of a pp object
290 typedef void (*tdm_pp_done_handler)(tdm_pp *pp, tbm_surface_h src,
291 tbm_surface_h dst, void *user_data);
294 * @brief The done handler of a capture object
296 typedef void (*tdm_capture_done_handler)(tdm_capture *capture,
297 tbm_surface_h buffer, void *user_data);
300 * @brief The 'need to validate' handler of an output object
303 typedef void (*tdm_output_need_validate_handler)(tdm_output *output);
309 #endif /* _TDM_TYPES_H_ */