-
-tdm_error
-tdm_output_hwc_get_video_supported_formats(tdm_output *output, const tbm_format **formats,
- int *count)
-{
- tdm_private_module *private_module;
- tdm_func_output *func_output;
- OUTPUT_FUNC_ENTRY();
-
- TDM_RETURN_VAL_IF_FAIL(formats != NULL, TDM_ERROR_INVALID_PARAMETER);
- TDM_RETURN_VAL_IF_FAIL(count != NULL, TDM_ERROR_INVALID_PARAMETER);
-
- _pthread_mutex_lock(&private_display->lock);
-
- private_module = private_output->private_module;
- func_output = &private_module->func_output;
-
- if (!func_output->output_hwc_get_video_supported_formats) {
- _pthread_mutex_unlock(&private_display->lock);
- TDM_WRN("not implemented!!");
- return TDM_ERROR_NOT_IMPLEMENTED;
- }
-
- ret = func_output->output_hwc_get_video_supported_formats(
- private_output->output_backend, formats, count);
-
- _pthread_mutex_unlock(&private_display->lock);
-
- return ret;
-}
-
-static int
-_is_hwc_output_still_existed(tdm_private_output *private_output)
-{
- tdm_private_module *private_module = private_output->private_module;
- tdm_private_output *o = NULL;
-
- LIST_FOR_EACH_ENTRY(o, &private_module->output_list, link) {
- if (!(o->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC))
- continue;
-
- if (o == private_output)
- goto exist;
- }
-
- return 0;
-
-exist:
- return 1;
-}
-
-/* gets called on behalf of the ecore-main-loop thread */
-INTERN void
-tdm_output_need_validate_handler_thread(tdm_private_display *private_display, void *object, tdm_thread_cb_base *cb_base, void *user_data)
-{
- tdm_private_output *private_output = object;
-
- TDM_RETURN_IF_FAIL(private_output != NULL);
-
- _pthread_mutex_lock(&private_display->lock);
-
- /* as we get 'private_output' within an event, an output this 'private_output'
- * points to can be destroyed already */
- if (!_is_hwc_output_still_existed(private_output)) {
- _pthread_mutex_unlock(&private_display->lock);
- return;
- }
-
- _pthread_mutex_unlock(&private_display->lock);
-
- TDM_INFO("tdm-backend asks for revalidation for the output:%p.", private_output);
-
- if (private_output->need_validate.hndl)
- private_output->need_validate.hndl((tdm_output*)private_output);
-}
-
-/* gets called on behalf of the tdm-thread */
-static tdm_error
-_need_validate_handler(int fd, tdm_event_loop_mask mask, void *user_data)
-{
- tdm_thread_cb_need_validate ev;
- tdm_private_output *private_output;
- tdm_error ret;
- uint64_t value;
-
- private_output = (tdm_private_output *)user_data;
-
- if (read(private_output->need_validate.event_fd, &value, sizeof(value)) < 0) {
- TDM_ERR("error while trying to read from a need_validate.event_fd fd.");
- return TDM_ERROR_OPERATION_FAILED;
- }
-
- memset(&ev, 0, sizeof ev);
- ev.base.type = TDM_THREAD_CB_NEED_VALIDATE;
- ev.base.length = sizeof ev;
- ev.base.object_stamp = private_output->stamp;
- ev.base.data = NULL;
- ev.base.sync = 0;
-
- ret = tdm_thread_cb_call(private_output, &ev.base, 1);
- TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
-
- TDM_INFO("tdm-thread: get a 'need to revalidate' event for the ouptut:%p.", private_output);
-
- /* who cares about this? */
- return TDM_ERROR_NONE;
-}
-
-INTERN tdm_error
-tdm_output_need_validate_event_init(tdm_output *output)
-{
- int fd;
-
- OUTPUT_FUNC_ENTRY();
-
- TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), TDM_ERROR_OPERATION_FAILED);
-
- if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)) {
- TDM_ERR("output(%p) not support HWC", private_output);
- return TDM_ERROR_BAD_REQUEST;
- }
-
- /* build in eventfd fds into event_loop listened & handled by the tdm-thread */
- fd = eventfd(0, 0);
- TDM_WARNING_IF_FAIL(fd >= 0);
-
- private_output->need_validate.event_source = tdm_event_loop_add_fd_handler(private_display,
- fd, TDM_EVENT_LOOP_READABLE, _need_validate_handler, private_output, &ret);
- TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
-
- private_output->need_validate.event_fd = fd;
-
- TDM_INFO("register an output:%p for the revalidation, event_fd:%d.", private_output, fd);
-
- return ret;
-}
-
-INTERN tdm_error
-tdm_output_choose_commit_per_vblank_mode(tdm_private_output *private_output, int mode)
-{
- if (!private_output)
- return TDM_ERROR_INVALID_PARAMETER;
-
- if (mode < 0 || mode > 2)
- return TDM_ERROR_INVALID_PARAMETER;
-
- private_output->commit_per_vblank = mode;
-
- if (private_output->commit_per_vblank == 0)
- TDM_INFO("commit per vblank: disable");
- else if (private_output->commit_per_vblank == 1)
- TDM_INFO("commit per vblank: enable (1 layer)");
- else if (private_output->commit_per_vblank == 2)
- TDM_INFO("commit per vblank: enable (previous commit)");
-
- return TDM_ERROR_NONE;
-}