X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=include%2Ftdm.h;h=c334b20093ef850b06a8c220db8b6e0d7574dfe3;hb=859f51f8606bff3235d75130635ade4e8a8ce338;hp=04cbcb52df32b108308724984b8c2e2d491a25c4;hpb=4486807a31231f9d08abbb730e9d52a3cadc8163;p=platform%2Fcore%2Fuifw%2Flibtdm.git diff --git a/include/tdm.h b/include/tdm.h index 04cbcb5..c334b20 100644 --- a/include/tdm.h +++ b/include/tdm.h @@ -1,47 +1,49 @@ /************************************************************************** - -libtdm - -Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved. - -Contact: Eunchul Kim , - JinYoung Jeon , - Taeheon Kim , - YoungJun Cho , - SooChan Lim , - Boram Park - -Permission is hereby granted, free of charge, to any person obtaining a -copy of this software and associated documentation files (the -"Software"), to deal in the Software without restriction, including -without limitation the rights to use, copy, modify, merge, publish, -distribute, sub license, and/or sell copies of the Software, and to -permit persons to whom the Software is furnished to do so, subject to -the following conditions: - -The above copyright notice and this permission notice (including the -next paragraph) shall be included in all copies or substantial portions -of the Software. - -THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS -OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF -MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. -IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR -ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, -TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE -SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - + * + * libtdm + * + * Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved. + * + * Contact: Eunchul Kim , + * JinYoung Jeon , + * Taeheon Kim , + * YoungJun Cho , + * SooChan Lim , + * Boram Park + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * **************************************************************************/ #ifndef _TDM_H_ #define _TDM_H_ #include +#include #include #include #include #include "tdm_types.h" +#include "tdm_deprecated.h" #ifdef __cplusplus extern "C" { @@ -52,38 +54,11 @@ extern "C" { * @brief The header file for a frontend user. * @par Example * @code - #include //for a frontend user + * #include //for a frontend user * @endcode */ /** - * @brief The display capability enumeration - */ -typedef enum -{ - TDM_DISPLAY_CAPABILITY_PP = (1<<0), /**< if hardware supports pp operation */ - TDM_DISPLAY_CAPABILITY_CAPTURE = (1<<1), /**< if hardware supports capture operation */ -} tdm_display_capability; - -/** - * @brief The output change enumeration of #tdm_output_change_handler - */ -typedef enum { - TDM_OUTPUT_CHANGE_CONNECTION = (1 << 0), /**< connection chagne */ - TDM_OUTPUT_CHANGE_DPMS = (1 << 1), /**< dpms change */ -} tdm_output_change_type; - -/** - * @brief The output change handler - * @details This handler will be called when the status of a output object is - * changed in runtime. - */ -typedef void (*tdm_output_change_handler)(tdm_output *output, - tdm_output_change_type type, - tdm_value value, - void *user_data); - -/** * @brief Initialize a display object * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. * @return A display object @@ -101,17 +76,6 @@ void tdm_display_deinit(tdm_display *dpy); /** - * @brief Update a display object - * @details - * When new output is connected, a frontend user need to call this function. - * And a frontend user can the new output information with tdm_output_get_xxx functions. - * @param[in] dpy A display object - * @return #TDM_ERROR_NONE if success. Otherwise, error value. - */ -tdm_error -tdm_display_update(tdm_display *dpy); - -/** * @brief Get the file descriptor * @details TDM handles the events of fd with #tdm_display_handle_events. * @param[in] dpy A display object @@ -132,6 +96,13 @@ tdm_error tdm_display_handle_events(tdm_display *dpy); /** + * @brief Flush the all events to clients + * @param[in] dpy A display object + */ +void +tdm_display_flush(tdm_display *dpy); + +/** * @brief Get the capabilities of a display object. * @details A frontend user can get whether TDM supports pp/capture functionality with this function. * @param[in] dpy A display object @@ -140,7 +111,7 @@ tdm_display_handle_events(tdm_display *dpy); */ tdm_error tdm_display_get_capabilities(tdm_display *dpy, - tdm_display_capability *capabilities); + tdm_display_capability *capabilities); /** * @brief Get the pp capabilities of a display object. @@ -150,7 +121,7 @@ tdm_display_get_capabilities(tdm_display *dpy, */ tdm_error tdm_display_get_pp_capabilities(tdm_display *dpy, - tdm_pp_capability *capabilities); + tdm_pp_capability *capabilities); /** * @brief Get the pp available format array of a display object. @@ -161,7 +132,7 @@ tdm_display_get_pp_capabilities(tdm_display *dpy, */ tdm_error tdm_display_get_pp_available_formats(tdm_display *dpy, - const tbm_format **formats, int *count); + const tbm_format **formats, int *count); /** * @brief Get the pp available size of a display object. @@ -176,7 +147,7 @@ tdm_display_get_pp_available_formats(tdm_display *dpy, */ tdm_error tdm_display_get_pp_available_size(tdm_display *dpy, int *min_w, int *min_h, - int *max_w, int *max_h, int *preferred_align); + int *max_w, int *max_h, int *preferred_align); /** * @brief Get the capture capabilities of a display object. @@ -186,7 +157,7 @@ tdm_display_get_pp_available_size(tdm_display *dpy, int *min_w, int *min_h, */ tdm_error tdm_display_get_capture_capabilities(tdm_display *dpy, - tdm_capture_capability *capabilities); + tdm_capture_capability *capabilities); /** * @brief Get the capture available format array of a display object. @@ -196,8 +167,23 @@ tdm_display_get_capture_capabilities(tdm_display *dpy, * @return #TDM_ERROR_NONE if success. Otherwise, error value. */ tdm_error -tdm_display_get_catpure_available_formats(tdm_display *dpy, - const tbm_format **formats, int *count); +tdm_display_get_capture_available_formats(tdm_display *dpy, + const tbm_format **formats, int *count); + +/** + * @brief Get the capture available size of a display object. + * @details -1 means that a TDM backend module doesn't define the value. + * @param[in] dpy A display object + * @param[out] min_w The minimum width which TDM can handle + * @param[out] min_h The minimum height which TDM can handle + * @param[out] max_w The maximum width which TDM can handle + * @param[out] max_h The maximum height which TDM can handle + * @param[out] preferred_align The preferred align width which TDM can handle + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_display_get_capture_available_size(tdm_display *dpy, int *min_w, int *min_h, + int *max_w, int *max_h, int *preferred_align); /** * @brief Get the output counts which a display object has. @@ -221,6 +207,40 @@ tdm_output * tdm_display_get_output(tdm_display *dpy, int index, tdm_error *error); /** + * @brief Add a output create handler + * @param[in] output A output object + * @param[in] func A output create handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_display_add_output_create_handler(tdm_display *dpy, + tdm_output_create_handler func, + void *user_data); + +/** + * @brief Remove a output create handler + * @param[in] output A output object + * @param[in] func A output create handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +void +tdm_display_remove_output_create_handler(tdm_display *dpy, + tdm_output_create_handler func, + void *user_data); + +/** + * @brief Find a output object which has the given name. + * @param[in] dpy A display object + * @param[in] name The name of a output object + * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. + * @return A output object if success. Otherwise, NULL. + */ +tdm_output * +tdm_display_find_output(tdm_display *dpy, const char *name, tdm_error *error); + +/** * @brief Create a pp object. * @param[in] dpy A display object * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. @@ -231,6 +251,61 @@ tdm_pp * tdm_display_create_pp(tdm_display *dpy, tdm_error *error); /** + * @brief Get the information of the TDM backend module. + * @param[in] module A backend module object + * @param[out] name The name of the TDM backend module + * @param[out] vendor The vendor of the TDM backend module + * @param[out] version The version of the TDM backend module + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_module_get_info(tdm_module *module, const char **name, + const char **vendor, int *major, int *minor); + +/** + * @brief Add a output destroy handler + * @param[in] output A output object + * @param[in] func A output destroy handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_add_destroy_handler(tdm_output *output, + tdm_output_destroy_handler func, + void *user_data); + +/** + * @brief Remove a output destroy handler + * @param[in] output A output object + * @param[in] func A output destroy handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +void +tdm_output_remove_destroy_handler(tdm_output *output, + tdm_output_destroy_handler func, + void *user_data); + +/** + * @brief Get a backend module object of the given output. + * @param[in] output A output object + * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. + * @return A backend object if success. Otherwise, NULL. + */ +tdm_module * +tdm_output_get_backend_module(tdm_output *output, tdm_error *error); + +/** + * @brief Get the capabilities of a output object. + * @param[in] output A output object + * @param[out] capabilities The capabilities of a output object + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_get_capabilities(tdm_output *output, + tdm_output_capability *capabilities); + +/** * @brief Get the model information of a output object. * @param[in] output A output object * @param[out] maker The output maker. @@ -240,7 +315,7 @@ tdm_display_create_pp(tdm_display *dpy, tdm_error *error); */ tdm_error tdm_output_get_model_info(tdm_output *output, const char **maker, - const char **model, const char **name); + const char **model, const char **name); /** * @brief Get the connection status of a output object. @@ -262,8 +337,8 @@ tdm_output_get_conn_status(tdm_output *output, tdm_output_conn_status *status); */ tdm_error tdm_output_add_change_handler(tdm_output *output, - tdm_output_change_handler func, - void *user_data); + tdm_output_change_handler func, + void *user_data); /** * @brief Remove a output change handler @@ -274,8 +349,32 @@ tdm_output_add_change_handler(tdm_output *output, */ void tdm_output_remove_change_handler(tdm_output *output, - tdm_output_change_handler func, - void *user_data); + tdm_output_change_handler func, + void *user_data); + +/** + * @brief Add a output mode change handler + * @param[in] output A output object + * @param[in] func A output mode change handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_add_mode_change_request_handler(tdm_output *output, + tdm_output_mode_change_request_handler func, + void *user_data); + +/** + * @brief Remove a output mode change handler + * @param[in] output A output object + * @param[in] func A output mode change handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_remove_mode_change_request_handler(tdm_output *output, + tdm_output_mode_change_request_handler func, + void *user_data); /** * @brief Get the connection type of a output object. @@ -316,7 +415,7 @@ tdm_output_get_layer(tdm_output *output, int index, tdm_error *error); */ tdm_error tdm_output_get_available_properties(tdm_output *output, const tdm_prop **props, - int *count); + int *count); /** * @brief Get the available mode array of a output object. @@ -327,7 +426,7 @@ tdm_output_get_available_properties(tdm_output *output, const tdm_prop **props, */ tdm_error tdm_output_get_available_modes(tdm_output *output, - const tdm_output_mode **modes, int *count); + const tdm_output_mode **modes, int *count); /** * @brief Get the available size of a output object. @@ -342,7 +441,22 @@ tdm_output_get_available_modes(tdm_output *output, */ tdm_error tdm_output_get_available_size(tdm_output *output, int *min_w, int *min_h, - int *max_w, int *max_h, int *preferred_align); + int *max_w, int *max_h, int *preferred_align); + +/** + * @brief Get the available cursor size of a output object. + * @details -1 means that a TDM backend module doesn't define the value. + * @param[in] output A output object + * @param[out] min_w The minimum width which TDM can handle + * @param[out] min_h The minimum height which TDM can handle + * @param[out] max_w The maximum width which TDM can handle + * @param[out] max_h The maximum height which TDM can handle + * @param[out] preferred_align The preferred align width which TDM can handle + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_get_cursor_available_size(tdm_output *output, int *min_w, int *min_h, + int *max_w, int *max_h, int *preferred_align); /** * @brief Get the physical size of a output object. @@ -353,7 +467,7 @@ tdm_output_get_available_size(tdm_output *output, int *min_w, int *min_h, */ tdm_error tdm_output_get_physical_size(tdm_output *output, unsigned int *mmWidth, - unsigned int *mmHeight); + unsigned int *mmHeight); /** * @brief Get the subpixel of a output object. @@ -374,6 +488,15 @@ tdm_error tdm_output_get_pipe(tdm_output *output, unsigned int *pipe); /** + * @brief Get the index of a primary layer. + * @param[in] output A output object + * @param[out] index The primary layer index + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_get_primary_index(tdm_output *output, int *index); + +/** * @brief Set the property which has a given id. * @param[in] output A output object * @param[in] id The property id @@ -406,7 +529,7 @@ tdm_output_get_property(tdm_output *output, unsigned int id, tdm_value *value); */ tdm_error tdm_output_wait_vblank(tdm_output *output, int interval, int sync, - tdm_output_vblank_handler func, void *user_data); + tdm_output_vblank_handler func, void *user_data); /** * @brief Commit changes for a output object @@ -417,10 +540,31 @@ tdm_output_wait_vblank(tdm_output *output, int interval, int sync, * @param[in] func A user commit handler * @param[in] user_data The user data * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @see #tdm_layer_commit */ tdm_error tdm_output_commit(tdm_output *output, int sync, tdm_output_commit_handler func, - void *user_data); + void *user_data); + +/** + * @brief Remove the user vblank handler + * @param[in] output A output object + * @param[in] func A user vblank handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_remove_vblank_handler(tdm_output *output, tdm_output_vblank_handler func, void *user_data); + +/** + * @brief Remove the user commit handler + * @param[in] output A output object + * @param[in] func A user commit handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_remove_commit_handler(tdm_output *output, tdm_output_commit_handler func, void *user_data); /** * @brief Set one of available modes of a output object @@ -441,15 +585,32 @@ tdm_error tdm_output_get_mode(tdm_output *output, const tdm_output_mode **mode); /** - * @brief Set DPMS of a output object + * @brief Set DPMS of a output object synchronously * @param[in] output A output object * @param[in] dpms_value DPMS value * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @see tdm_output_set_dpms_async */ tdm_error tdm_output_set_dpms(tdm_output *output, tdm_output_dpms dpms_value); /** + * @brief Set DPMS of a output object asynchronously + * @details This function can be used when a output supports the asynchronous DPMS + * control. The output has #TDM_OUTPUT_CAPABILITY_ASYNC_DPMS flags which + * #tdm_output_get_capabilities returns. If an output change handler is added with + * #tdm_output_add_change_handler, the output change handler will be called when + * the DPMS status is changed indeed. + * @param[in] output A output object + * @param[in] dpms_value DPMS value + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @see tdm_output_add_change_handler, tdm_output_set_dpms, + * tdm_output_get_capabilities, #TDM_OUTPUT_CAPABILITY_ASYNC_DPMS. + */ +tdm_error +tdm_output_set_dpms_async(tdm_output *output, tdm_output_dpms dpms_value); + +/** * @brief Get DPMS of a output object * @param[in] output A output object * @param[out] dpms_value DPMS value @@ -459,6 +620,15 @@ tdm_error tdm_output_get_dpms(tdm_output *output, tdm_output_dpms *dpms_value); /** + * @brief Check if a output object has the capture capability + * @param[in] output A output object + * @param[out] has_capability 1: has the capability, 0: not has the capability + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_has_capture_capability(tdm_output *output, unsigned int *has_capability); + +/** * @brief Create a capture object of a output object * @param[in] output A output object * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. @@ -469,6 +639,52 @@ tdm_capture * tdm_output_create_capture(tdm_output *output, tdm_error *error); /** + * @brief Get a hwc associated with a output object. + * @param[in] output A output object + * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. + * @return A hwc object + * @since 2.0.0 + */ +tdm_hwc * +tdm_output_get_hwc(tdm_output *output, tdm_error *error); + +/** + * @brief Set the mirror image of the src_output to the output + * @param[in] output A output object to display the src_output image + * @param[in] src_output A src output object of which image is displayed on the output + * @param[in] transform A transform value + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_set_mirror(tdm_output *output, tdm_output *src_output, tdm_transform transform); + +/** + * @brief Unset the mirror + * @param[in] output A output object + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_output_unset_mirror(tdm_output *output); + +/** + * @brief Get a output object of a layer object + * @param[in] layer A layer object + * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. + * @return A TDM output object if success. Otherwise, NULL. + */ +tdm_output* +tdm_layer_get_output(tdm_layer *layer, tdm_error *error); + +/** + * @brief Get the index of a layer object. + * @param[in] layer A layer object + * @param[out] index The index of a layer object + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_layer_get_index(tdm_layer *layer, int *index); + +/** * @brief Get the capabilities of a layer object. * @param[in] layer A layer object * @param[out] capabilities The capabilities of a layer object @@ -476,7 +692,7 @@ tdm_output_create_capture(tdm_output *output, tdm_error *error); */ tdm_error tdm_layer_get_capabilities(tdm_layer *layer, - tdm_layer_capability *capabilities); + tdm_layer_capability *capabilities); /** * @brief Get the available format array of a layer object. @@ -487,7 +703,7 @@ tdm_layer_get_capabilities(tdm_layer *layer, */ tdm_error tdm_layer_get_available_formats(tdm_layer *layer, const tbm_format **formats, - int *count); + int *count); /** * @brief Get the available property array of a layer object. @@ -498,7 +714,7 @@ tdm_layer_get_available_formats(tdm_layer *layer, const tbm_format **formats, */ tdm_error tdm_layer_get_available_properties(tdm_layer *layer, const tdm_prop **props, - int *count); + int *count); /** * @brief Get the zpos of a layer object. @@ -508,13 +724,19 @@ tdm_layer_get_available_properties(tdm_layer *layer, const tdm_prop **props, * - A frontend user only can set the relative zpos to VIDEO layers via #tdm_layer_set_video_pos * - The zpos of video layers is less than GRAPHIC layers or more than GRAPHIC * layers. ie, ..., -2, -1, 4, 5, ... (if 0 <= GRAPHIC layer's zpos < 4). + * -------------------------------- graphic layer 3 <-- top most layer + * -------------------------------- graphic layer 2 + * -------------------------------- graphic layer 1 + * -------------------------------- graphic layer 0 + * -------------------------------- video layer -1 + * -------------------------------- video layer -2 <-- lowest layer * @param[in] layer A layer object * @param[out] zpos The zpos * @return #TDM_ERROR_NONE if success. Otherwise, error value. * @see tdm_layer_set_video_pos, tdm_layer_capability */ tdm_error -tdm_layer_get_zpos(tdm_layer *layer, unsigned int *zpos); +tdm_layer_get_zpos(tdm_layer *layer, int *zpos); /** * @brief Set the property which has a given id. @@ -539,11 +761,13 @@ tdm_layer_get_property(tdm_layer *layer, unsigned int id, tdm_value *value); /** * @brief Set the geometry information to a layer object * @details The geometry information will be applied when the output object - * of a layer object is committed. + * of a layer object is committed. If a layer has TDM_LAYER_CAPABILITY_NO_CROP + * capability, a layer will ignore the pos(crop) information of #tdm_info_layer's + * src_config. * @param[in] layer A layer object * @param[in] info The geometry information * @return #TDM_ERROR_NONE if success. Otherwise, error value. - * @see tdm_output_commit + * @see tdm_layer_commit */ tdm_error tdm_layer_set_info(tdm_layer *layer, tdm_info_layer *info); @@ -564,7 +788,7 @@ tdm_layer_get_info(tdm_layer *layer, tdm_info_layer *info); * @param[in] layer A layer object * @param[in] buffer A TDM buffer * @return #TDM_ERROR_NONE if success. Otherwise, error value. - * @see tdm_output_commit + * @see tdm_layer_commit */ tdm_error tdm_layer_set_buffer(tdm_layer *layer, tbm_surface_h buffer); @@ -580,13 +804,49 @@ tdm_error tdm_layer_unset_buffer(tdm_layer *layer); /** + * @brief Commit changes for a layer object + * @details After all change of a layer object are applied, a user commit handler + * will be called. + * @param[in] layer A layer object + * @param[in] func A user commit handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_layer_commit(tdm_layer *layer, tdm_layer_commit_handler func, void *user_data); + +tdm_error +tdm_layer_is_committing(tdm_layer *layer, unsigned int *committing); + +/** + * @brief Remove the user commit handler + * @param[in] layer A layer object + * @param[in] func A user commit handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_layer_remove_commit_handler(tdm_layer *layer, tdm_layer_commit_handler func, void *user_data); + +/** + * @brief Get a displaying TDM buffer from a layer object + * @details A displaying TDM buffer is a current showing buffer on screen + * that is set to layer object and applied output object of a layer object. + * @param[in] layer A layer object + * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. + * @return A TDM buffer if success. Otherwise, NULL. + */ +tbm_surface_h +tdm_layer_get_displaying_buffer(tdm_layer *layer, tdm_error *error); + +/** * @brief Set a TBM surface_queue to a layer object * @details A TBM surface_queue will be applied when the output object * of a layer object is committed. and TDM layer will be automatically updated * @param[in] layer A layer object * @param[in] buffer_queue A TBM surface_queue * @return #TDM_ERROR_NONE if success. Otherwise, error value. - * @see tdm_output_commit + * @see tdm_layer_commit */ tdm_error tdm_layer_set_buffer_queue(tdm_layer *layer, tbm_surface_queue_h buffer_queue); @@ -636,6 +896,319 @@ tdm_capture * tdm_layer_create_capture(tdm_layer *layer, tdm_error *error); /** + * @brief Get buffer flags from a layer object + * @param[in] layer A layer object + * @param[out] flags a buffer flags value + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_layer_get_buffer_flags(tdm_layer *layer, unsigned int *flags); + +/** + * @brief Creates a new window on the given hwc. + * @param[in] hwc A hwc object + * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. + * @return A created window object + * @since 2.0.0 + */ +tdm_hwc_window * +tdm_hwc_create_window(tdm_hwc *hwc, tdm_error *error); + +/** + * @brief Get the video supported format array for hwc windows of a output object. + * @param[in] hwc A hwc object + * @param[out] formats The available format array + * @param[out] count The count of formats + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_get_video_supported_formats(tdm_hwc *hwc, const tbm_format **formats, + int *count); +/** + * @brief Get the available video property array of a hwc object. + * @param[in] hwc A hwc + * @param[out] props The available video property array + * @param[out] count The count of video properties + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_get_video_available_properties(tdm_hwc *hwc, const tdm_prop **props, int *count); + +/** + * @brief Get the hwc capabilites + * @param[in] hwc A hwc object + * @param[out] capabilities A hwc capability + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_get_capabilities(tdm_hwc *hwc, tdm_hwc_capability *capabilities); + +/** + * @brief Get the available property array of a hwc object. + * @param[in] hwc A hwc + * @param[out] props The available property array + * @param[out] count The count of properties + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_get_available_properties(tdm_hwc *hwc, const tdm_prop **props, int *count); + +/** + * @brief Get a target buffer queue + * @details The client composites the tdm_hwd_windows which have + * TDM_COMPOSITE_CLIENT types on the buffer from this target buffer queue. + * Then, the client set the buffer by calling tdm_hwc_set_client_target_buffer. + * @param[in] output A output object + * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. + * @return A buffer queue + * @since 2.0.0 + */ +tbm_surface_queue_h +tdm_hwc_get_client_target_buffer_queue(tdm_hwc *hwc, tdm_error *error); + +/** + * @brief Set the client(relative to the TDM) target buffer + * @details This function lets the backend know the target buffer. + * The target buffer contains the result of the gl composition with the + * tdm_hwc_windows which marked as TDM_HWC_WIN_COMPOSITION_CLIENT. + * @param[in] hwc A output hwc + * @param[in] target_buffer The new target buffer + * @param[in] damage The buffer damage region + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @since 2.0.0 + */ +tdm_error +tdm_hwc_set_client_target_buffer(tdm_hwc *hwc, tbm_surface_h target_buffer, tdm_region damage); + +/** + * @brief Validate the output + * @details Instructs the backend to inspect all of the hw layer state and + * determine if there are any composition type changes necessary before + * presenting the hwc. + * @param[in] hwc A hwc object + * @param[in] composited_wnds the hwc window list which is visible. + * @param[in] num_wnds the number of the visible windows in the composited_wnds + * @param[out] num_types The number of composition type changes + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @remark + * The backend has to return the num_types when the assgined comopsite types of + * the tdm_hwc_windows in the composited_wnds. If the num_types is greater than + * 0, the cleint must get the changed composite types of the tdm_hwc_windows + * and change the comopsite types + * @since 2.0.0 + */ +tdm_error +tdm_hwc_validate(tdm_hwc *hwc, tdm_hwc_window **composited_wnds, uint32_t num_wnds, + uint32_t *num_types); + +/** + * @brief Get changed composition types + * @details Retrieves the windows for which the backend requires a different + * composition types that had been set prior to the last call to tdm_hwc_validate(). + * The client will either update its state with these types and call + * tdm_hwc_accept_validation, or will set new types and attempt to validate the + * display again. The number of elements returned must be the same as the + * value returned in num_types from the last call to tdm_hwc_validate(). + * @param[in] hwc A hwc object + * @param[out] num_elements the number of hwc_windows + * @param[out] windows An array of windows + * @param[out] composition_types An array of composition types, each corresponding + * to an element of windows + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @remark + * @since 2.0.0 + */ +tdm_error +tdm_hwc_get_changed_composition_types(tdm_hwc *hwc, uint32_t *num_elements, + tdm_hwc_window **hwc_window, + tdm_hwc_window_composition *composition_types); + +/** + * @brief Accepts the validation required by the backend + * @details Accepts the validation required by the backend from the previous + * tdm_hwc_validate() and tdm_hwc_get_chaged_composition_types(). + * @param[in] hwc A hwc object + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @since 2.0.0 + */ +tdm_error +tdm_hwc_accept_validation(tdm_hwc *hwc); + +/** + * @brief Commit changes for a hwc + * @details After all change of a window object are applied, a user commit handler + * will be called. + * @param[in] hwc A hwc object + * @param[in] sync 0: asynchronous, 1:synchronous + * @param[in] func A user commit handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_commit(tdm_hwc *hwc, int sync, tdm_hwc_commit_handler func, void *user_data); + +/** + * @brief Set the property which has a given id on the hwc object. + * @param[in] hwc A hwc object + * @param[in] id The property id + * @param[in] value The value of the propery id + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_set_property(tdm_hwc *hwc, uint32_t id, tdm_value value); + +/** + * @brief Get the property which has a given id on the hwc object. + * @param[in] hwc A hwc object + * @param[in] id The property id + * @param[in] value The value of the propery id + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_get_property(tdm_hwc *hwc, uint32_t id, tdm_value *value); + +/** + * @brief Destroys the given window. + * @param[in] window the pointer of the window to destroy + * @since 2.0.0 + */ +void +tdm_hwc_window_destroy(tdm_hwc_window *hwc_window); + +/** + * @brief Acquire a buffer queue for the window object + * @details These buffers are used to composite by hardware a client content in + * the nocomp mode. + * @param[in] hwc_window A window object + * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. + * @return A tbm buffer queue + * @since 2.0.0 + */ +tbm_surface_queue_h +tdm_hwc_window_acquire_buffer_queue(tdm_hwc_window *hwc_window, tdm_error *error); + +/** + * @brief Release a buffer queue for the window object + * @details Release buffer queue when the client no longer uses buffers of queue. + * @param[in] hwc_window A window object + * @param[in] A tbm buffer queue + * @since 2.0.0 + */ +void +tdm_hwc_window_release_buffer_queue(tdm_hwc_window *hwc_window, tbm_surface_queue_h queue); + +/** + * @brief Sets the desired composition type of the given window. + * @details During tdm_hwc_validate(), the backend may request changes to + * the composition types of any of the layers as described in the definition + * of tdm_hwc_window_composition_t above. + * @param[in] hwc_window A window object + * @param[in] composition_type The new composition type + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @since 2.0.0 + */ +tdm_error +tdm_hwc_window_set_composition_type(tdm_hwc_window *hwc_window, + tdm_hwc_window_composition composition_type); + +/** + * @brief Set the buffer damage + * @details Provides the region of the source buffer which has been modified + * since the last frame. This region does not need to be validated before + * calling tdm_output_commit(). + * Once set through this function, the damage region remains the same until a + * subsequent call to this function. + * If damage.num_rects > 0, then it may be assumed that any portion of the source + * buffer not covered by one of the rects has not been modified this frame. If + * damage.num_rects == 0, then the whole source buffer must be treated as if it + * has been modified. + * If the layer's contents are not modified relative to the prior frame, damage + * will contain exactly one empty rect([0, 0, 0, 0]). + * The damage rects are relative to the pre-transformed buffer, and their origin + * is the top-left corner. They will not exceed the dimensions of the latched + * buffer. + * @param[in] hwc_window A window object + * @param[in] damage The new buffer damage region + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @since 2.0.0 + */ +tdm_error +tdm_hwc_window_set_buffer_damage(tdm_hwc_window *hwc_window, tdm_region damage); + +/** + * @brief Set the information to a window object + * @details The information will be applied when the hwc object is committed. + * @param[in] hwc_window A window object + * @param[in] info The information + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @since 2.0.0 + */ +tdm_error +tdm_hwc_window_set_info(tdm_hwc_window *hwc_window, tdm_hwc_window_info *info); + +/** + * @brief Set a TBM buffer to a window object + * @details A TBM buffer will be applied when the output object of a layer + * object is committed. + * @param[in] hwc_window A window object + * @param[in] buffer A TBM buffer + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + * @since 2.0.0 + */ +tdm_error +tdm_hwc_window_set_buffer(tdm_hwc_window *hwc_window, tbm_surface_h buffer); + +/** + * @brief Set the property which has a given id. + * @param[in] hwc_window A hwc window object + * @param[in] id The property id + * @param[in] value The value of the propery id + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_window_set_property(tdm_hwc_window *hwc_window, uint32_t id, tdm_value value); + +/** + * @brief Get the property which has a given id. + * @param[in] hwc_window A hwc window object + * @param[in] id The property id + * @param[out] value The value of the propery id + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_window_get_property(tdm_hwc_window *hwc_window, uint32_t id, tdm_value *value); + +/** + * @brief Get the constraints of hwc_window + * @param[in] hwc_window A hwc window object + * @param[out] constraints The tdm_hwc_window_constraint types + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_window_get_constraints(tdm_hwc_window *hwc_window, int *constraints); + +/** + * @brief Set the name of hwc_window + * @param[in] hwc_window A hwc window object + * @param[in] name of the hwc_window + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_window_set_name(tdm_hwc_window *hwc_window, const char *name); + +/** + * @brief Get buffer flags of cursor hwc_window + * @param[in] hwc_window A hwc window object + * @param[in] width of the cursor image + * @param[in] height of the cursor image + * @param[in] stride of the cursor image + * @param[in] virtual address of the cursor image + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_hwc_window_set_cursor_image(tdm_hwc_window *hwc_window, int width, int height, int stride, void *ptr); + +/** * @brief Destroy a pp object * @param[in] pp A pp object * @see tdm_display_create_pp @@ -654,12 +1227,25 @@ tdm_error tdm_pp_set_info(tdm_pp *pp, tdm_info_pp *info); /** + * @brief Set the PP done handler to a pp object + * @details + * The user PP done handler will be called after converting a source buffer's image + * to a destination buffer. + * @param[in] pp A pp object + * @param[in] func A user PP done handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_pp_set_done_handler(tdm_pp *pp, tdm_pp_done_handler func, void *user_data); + +/** * @brief Attach a source buffer and a destination buffer to a pp object * @param[in] pp A pp object * @param[in] src A source buffer * @param[in] dst A destination buffer * @return #TDM_ERROR_NONE if success. Otherwise, error value. - * @see tdm_pp_commit, tdm_buffer_add_release_handler, tdm_buffer_release_handler + * @see tdm_pp_commit, tdm_pp_set_done_handler */ tdm_error tdm_pp_attach(tdm_pp *pp, tbm_surface_h src, tbm_surface_h dst); @@ -691,11 +1277,24 @@ tdm_error tdm_capture_set_info(tdm_capture *capture, tdm_info_capture *info); /** + * @brief Set the capture done handler to a capture object + * @details + * The user capture done handler will be called after capturing a screen into a + * buffer. + * @param[in] capture A capture object + * @param[in] func A user capture done handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_capture_set_done_handler(tdm_capture *capture, tdm_capture_done_handler func, void *user_data); + +/** * @brief Attach a TDM buffer to a capture object * @param[in] capture A capture object * @param[in] buffer A TDM buffer * @return #TDM_ERROR_NONE if success. Otherwise, error value. - * @see tdm_capture_commit, tdm_buffer_add_release_handler, tdm_buffer_release_handler + * @see tdm_capture_commit, tdm_capture_set_done_handler */ tdm_error tdm_capture_attach(tdm_capture *capture, tbm_surface_h buffer); @@ -715,7 +1314,7 @@ tdm_capture_commit(tdm_capture *capture); * @see tdm_buffer_add_release_handler, tdm_buffer_remove_release_handler */ typedef void (*tdm_buffer_release_handler)(tbm_surface_h buffer, - void *user_data); + void *user_data); /** * @brief Add a release handler to a TDM buffer @@ -732,7 +1331,7 @@ typedef void (*tdm_buffer_release_handler)(tbm_surface_h buffer, */ tdm_error tdm_buffer_add_release_handler(tbm_surface_h buffer, - tdm_buffer_release_handler func, void *user_data); + tdm_buffer_release_handler func, void *user_data); /** * @brief Remove a release handler from a TDM buffer @@ -743,7 +1342,247 @@ tdm_buffer_add_release_handler(tbm_surface_h buffer, */ void tdm_buffer_remove_release_handler(tbm_surface_h buffer, - tdm_buffer_release_handler func, void *user_data); + tdm_buffer_release_handler func, void *user_data); + +/** + * @brief The handler of a vblank object + * @see #tdm_vblank_wait, #tdm_vblank_wait_seq + */ +typedef void (*tdm_vblank_handler)(tdm_vblank *vblank, tdm_error error, unsigned int sequence, + unsigned int tv_sec, unsigned int tv_usec, void *user_data); + +/** + * @brief Set the vblank fps for the given PID and name. + * @param[in] pid The process ID + * @param[in] name The client vblank name + * @param[in] fps The client vblank fps + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_set_client_vblank_fps(unsigned int pid, const char *name, unsigned int fps); + +/** + * @brief Set the ignore global fps for the given PID and name. + * @param[in] pid The process ID + * @param[in] name The client vblank name + * @param[in] ignore 1: ignore 0:not ignore(default) + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_set_client_ignore_global_fps(unsigned int pid, const char *name, unsigned int ignore); + +/** + * @brief Set the vblank global fps for the entire system. + * @param[in] enable 1:enable, 0:disable + * @param[in] fps The vblank global fps + * @details + * This global fps will be applied to all client's vblanks for all outputs. + * If the client's vblank fps is less than this, the global fps will be ignored + * for that client. And if a client calls #tdm_vblank_ignore_global_fps to ignore + * the global fps, it will be ignored also. + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_enable_global_fps(unsigned int enable, unsigned int fps); + +/** + * @brief Add the vblank create handler. + * @param[in] dpy A display object + * @param[in] func The user vblank create handler + * @param[in] user_data The user data + * @details + * The user vblank create handler will be called when new vblank object created. + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_add_create_handler(tdm_display *dpy, tdm_vblank_create_handler func, void *user_data); + +/** + * @brief Remove the vblank create handler. + * @param[in] dpy A display object + * @param[in] func The user vblank create handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +void +tdm_vblank_remove_create_handler(tdm_display *dpy, tdm_vblank_create_handler func, void *user_data); + +/** + * @brief Create a vblank object + * @param[in] dpy A display object + * @param[in] output A output object + * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. + * @return A vblank object + * @see #tdm_vblank_destroy + */ +tdm_vblank* +tdm_vblank_create(tdm_display *dpy, tdm_output *output, tdm_error *error); + +/** + * @brief Destroy a vblank object + * @param[in] vblank A vblank object + * @see #tdm_vblank_create + */ +void +tdm_vblank_destroy(tdm_vblank *vblank); + +/** + * @brief Get a output object of a vblank object + * @param[in] vblank A vblank object + * @param[out] error #TDM_ERROR_NONE if success. Otherwise, error value. + * @return A TDM output object if success. Otherwise, NULL. + * @see #tdm_vblank_create + */ +tdm_output * +tdm_vblank_get_output(tdm_vblank *vblank, tdm_error *error); + +/** + * @brief Get the client PID for a vblank object + * @param[in] vblank A vblank object + * @param[out] pid PID of vblank's client + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_get_client_pid(tdm_vblank *vblank, pid_t *pid); + +/** + * @brief Set the name to a vblank object + * @details The default name is "unknown" + * @param[in] vblank A vblank object + * @param[in] name vblank name + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_set_name(tdm_vblank *vblank, const char *name); + +/** + * @brief Get the name for a vblank object + * @details The default name is "unknown" + * @param[in] vblank A vblank object + * @param[out] name vblank name + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_get_name(tdm_vblank *vblank, const char **name); + +/** + * @brief Set the fps to a vblank object + * @details Default is the @b vertical @b refresh @b rate of the given output. + * It could be ignored when the fixed fps is set by #tdm_vblank_set_fixed_fps + * @param[in] vblank A vblank object + * @param[in] fps over 0 + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_set_fps(tdm_vblank *vblank, unsigned int fps); + +/** + * @brief Get the fps for a vblank object + * @param[in] vblank A vblank object + * @param[out] fps over 0 + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_get_fps(tdm_vblank *vblank, unsigned int *fps); + +/** + * @brief Set the fixed fps to a vblank object + * @details + * It could be ignored when the global fps is set by #tdm_vblank_enable_global_fps + * @param[in] vblank A vblank object + * @param[in] fps over 0 + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_set_fixed_fps(tdm_vblank *vblank, unsigned int fps); + +/** + * @brief Ignore the vblank global fps + * @details + * The global fps will be applied to all client's vblanks for all outputs. + * If the client's vblank fps is less than this, the global fps will be ignored + * for that client. And if a client calls #tdm_vblank_ignore_global_fps to ignore + * the global fps, it will be ignored also. + * @param[in] vblank A vblank object + * @param[in] ignore 1: ignore 0:not ignore(default) + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_ignore_global_fps(tdm_vblank *vblank, unsigned int ignore); + +/** + * @brief Set the offset(milli-second) to a vblank object + * @details Default is @b 0. + * @param[in] vblank A vblank object + * @param[in] offset the offset(milli-second) + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_set_offset(tdm_vblank *vblank, int offset); + +/** + * @brief Get the offset(milli-second) for a vblank object + * @param[in] vblank A vblank object + * @param[out] offset the offset(milli-second) + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_get_offset(tdm_vblank *vblank, int *offset); + +/** + * @brief Enable/Disable the fake vblank to a vblank object + * @details + * If enable_fake == 0, #tdm_vblank_wait will return TDM_ERROR_DPMS_OFF + * when DPMS off. Otherwise, #tdm_vblank_wait will return TDM_ERROR_NONE + * as success. + * @param[in] vblank A vblank object + * @param[in] enable_fake 1:enable, 0:disable + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_set_enable_fake(tdm_vblank *vblank, unsigned int enable_fake); + +/** + * @brief Get the fake vblank + * @param[in] vblank A vblank object + * @param[out] enable_fake 1:enable, 0:disable + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_get_enable_fake(tdm_vblank *vblank, unsigned int *enable_fake); + +/** + * @brief Wait for a vblank + * @details + * Once #tdm_vblank_wait returns TDM_ERROR_NONE, the user vblank handler(#tdm_vblank_handler) + * SHOULD be called after the given interval. \n + * The sequence value of tdm_vblank_handler is the relative value of fps. + * If fps = 10, this sequence value should be increased by 10 during 1 second. + * @param[in] vblank A vblank object + * @param[in] req_sec The vblank request time(second) + * @param[in] req_usec The vblank request time(micro-second) + * @param[in] interval The vblank interval + * @param[in] func The user vblank handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_wait(tdm_vblank *vblank, unsigned int req_sec, unsigned int req_usec, + unsigned int interval, tdm_vblank_handler func, void *user_data); + +/** + * @brief Wait for a vblank with the target sequence number + * @param[in] vblank A vblank object + * @param[in] req_sec The vblank request time(second) + * @param[in] req_usec The vblank request time(micro-second) + * @param[in] sequence The target sequence number + * @param[in] func The user client vblank handler + * @param[in] user_data The user data + * @return #TDM_ERROR_NONE if success. Otherwise, error value. + */ +tdm_error +tdm_vblank_wait_seq(tdm_vblank *vblank, unsigned int req_sec, unsigned int req_usec, + unsigned int sequence, tdm_vblank_handler func, void *user_data); #ifdef __cplusplus }