virtual: support virtual output create & destroy
[platform/core/uifw/libtdm.git] / src / tdm_output.c
index ee760c1..4a96e16 100644 (file)
@@ -130,15 +130,130 @@ _tdm_output_vblank_timeout_update(tdm_private_output *private_output, int ms_del
 INTERN tdm_error
 tdm_output_init(tdm_private_display *private_display)
 {
+       tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_DESTROY, tdm_display_find_output_stamp);
        tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_COMMIT, tdm_display_find_output_stamp);
        tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_VBLANK, tdm_display_find_output_stamp);
        tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_STATUS, tdm_display_find_output_stamp);
        tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_DPMS, tdm_display_find_output_stamp);
 
+       return TDM_ERROR_NONE;
+}
+
+INTERN tdm_error
+tdm_output_call_thread_cb_destroy(tdm_private_output *private_output)
+{
+       tdm_thread_cb_output_destroy output_destroy;
+       tdm_error ret;
+
+       memset(&output_destroy, 0, sizeof output_destroy);
+       output_destroy.base.type = TDM_THREAD_CB_OUTPUT_DESTROY;
+       output_destroy.base.length = sizeof output_destroy;
+       output_destroy.base.object_stamp = private_output->stamp;
+       output_destroy.base.data = NULL;
+       output_destroy.base.sync = 1;
+
+       ret = tdm_thread_cb_call(private_output, &output_destroy.base, 1);
+       TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 
        return TDM_ERROR_NONE;
 }
 
+INTERN void
+tdm_output_thread_cb_destroy(tdm_private_display *private_display, void *object, tdm_thread_cb_base *cb_base, void *user_data)
+{
+       tdm_private_output *private_output = object;
+       tdm_private_output_destroy_handler *destroy_handler = user_data;
+
+       TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
+
+       assert(destroy_handler->owner_tid == syscall(SYS_gettid));
+
+       _pthread_mutex_unlock(&private_display->lock);
+       destroy_handler->func(private_output, destroy_handler->user_data);
+       _pthread_mutex_lock(&private_display->lock);
+}
+
+EXTERN tdm_error
+tdm_output_add_destroy_handler(tdm_output *output,
+                                                          tdm_output_destroy_handler func,
+                                                          void *user_data)
+{
+       tdm_private_output_destroy_handler *destroy_handler = NULL;
+       OUTPUT_FUNC_ENTRY();
+
+       TDM_RETURN_VAL_IF_FAIL(func != NULL, TDM_ERROR_INVALID_PARAMETER);
+
+       _pthread_mutex_lock(&private_display->lock);
+
+       LIST_FOR_EACH_ENTRY(destroy_handler, &private_output->destroy_handler_list, link) {
+               if (destroy_handler->func == func && destroy_handler->user_data == user_data) {
+                       TDM_ERR("can't add twice");
+                       _pthread_mutex_unlock(&private_display->lock);
+                       return TDM_ERROR_BAD_REQUEST;
+               }
+       }
+
+       destroy_handler = calloc(1, sizeof(tdm_private_output_destroy_handler));
+       if (!destroy_handler) {
+               TDM_ERR("failed: alloc memory");
+               _pthread_mutex_unlock(&private_display->lock);
+               return TDM_ERROR_OUT_OF_MEMORY;
+       }
+
+       ret = tdm_thread_cb_add(private_output, TDM_THREAD_CB_OUTPUT_DESTROY, NULL, tdm_output_thread_cb_destroy, destroy_handler);
+       if (ret != TDM_ERROR_NONE) {
+               TDM_ERR("tdm_thread_cb_add failed");
+               free(destroy_handler);
+               _pthread_mutex_unlock(&private_display->lock);
+               return TDM_ERROR_OPERATION_FAILED;
+       }
+
+       destroy_handler->private_output = private_output;
+       destroy_handler->func = func;
+       destroy_handler->user_data = user_data;
+       destroy_handler->owner_tid = syscall(SYS_gettid);
+
+       LIST_ADDTAIL(&destroy_handler->link, &private_output->destroy_handler_list);
+
+       _pthread_mutex_unlock(&private_display->lock);
+
+       return ret;
+}
+
+EXTERN void
+tdm_output_remove_destroy_handler(tdm_output *output,
+                                                                 tdm_output_destroy_handler func,
+                                                                 void *user_data)
+{
+       tdm_private_display *private_display;
+       tdm_private_output *private_output;
+       tdm_private_output_destroy_handler *destroy_handler = NULL, *hh = NULL;
+
+       TDM_RETURN_IF_FAIL(output != NULL);
+       TDM_RETURN_IF_FAIL(func != NULL);
+
+       private_output = (tdm_private_output*)output;
+       private_display = private_output->private_display;
+
+       _pthread_mutex_lock(&private_display->lock);
+
+       LIST_FOR_EACH_ENTRY_SAFE(destroy_handler, hh, &private_output->destroy_handler_list, link) {
+               if (destroy_handler->func != func || destroy_handler->user_data != user_data)
+                       continue;
+
+               tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_DESTROY, NULL, tdm_output_thread_cb_destroy, destroy_handler);
+
+               LIST_DEL(&destroy_handler->link);
+               free(destroy_handler);
+
+               _pthread_mutex_unlock(&private_display->lock);
+
+               return;
+       }
+
+       _pthread_mutex_unlock(&private_display->lock);
+}
+
 EXTERN tdm_module *
 tdm_output_get_backend_module(tdm_output *output, tdm_error *error)
 {
@@ -297,7 +412,7 @@ tdm_output_cb_status(tdm_output *output_backend, tdm_output_conn_status status,
 
        if ((private_output->caps.status == TDM_OUTPUT_CONN_STATUS_DISCONNECTED && status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) ||
                (private_output->caps.status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED && status == TDM_OUTPUT_CONN_STATUS_DISCONNECTED)) {
-               ret = tdm_display_update_output(private_output->private_module, output_backend, private_output->pipe, 1);
+               ret = tdm_display_update_output(private_output->private_module, output_backend);
                TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
        } else {
                private_output->caps.status = status;
@@ -456,7 +571,7 @@ tdm_output_get_layer_count(tdm_output *output, int *count)
 
        *count = 0;
        LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link)
-       (*count)++;
+               (*count)++;
        if (*count == 0) {
                _pthread_mutex_unlock(&private_display->lock);
                return TDM_ERROR_NONE;
@@ -1594,4 +1709,150 @@ tdm_output_choose_commit_per_vblank_mode(tdm_private_output *private_output, int
 
        return TDM_ERROR_NONE;
 }
-/* LCOV_EXCL_STOP */
+
+INTERN tdm_voutput *
+tdm_voutput_create(tdm_display *dpy, const char *name, tdm_error *error)
+{
+       tdm_private_module *private_module = NULL;
+       tdm_private_module *current_module = NULL;
+       tdm_private_voutput *private_voutput = NULL;
+       tdm_private_output *private_output = NULL;
+       tdm_func_display *func_display = NULL;
+       tdm_func_voutput *func_voutput = NULL;
+       tdm_voutput *voutput_backend = NULL;
+       tdm_output *output_backend = NULL;
+       int output_find = 0;
+       tdm_private_display *private_display;
+       tdm_error ret = TDM_ERROR_NONE;
+
+       TDM_RETURN_VAL_IF_FAIL_WITH_ERROR(dpy != NULL, TDM_ERROR_INVALID_PARAMETER, NULL);
+       private_display = (tdm_private_display*)dpy;
+       private_module = private_display->virtual_module;
+       TDM_RETURN_VAL_IF_FAIL_WITH_ERROR(private_module != NULL, TDM_ERROR_BAD_MODULE, NULL);
+
+       _pthread_mutex_lock(&private_display->lock);
+
+       if (error)
+               *error = TDM_ERROR_NONE;
+
+       private_voutput = calloc(1, sizeof(tdm_private_voutput));
+       if (!private_voutput) {
+               *error = TDM_ERROR_OUT_OF_MEMORY;
+               _pthread_mutex_unlock(&private_display->lock);
+               return NULL;
+       }
+
+       func_display = &private_module->func_display;
+       func_voutput = &private_module->func_voutput;
+       current_module = private_display->current_module;
+       private_display->current_module = private_module;
+
+       voutput_backend = func_display->voutput_create(private_module->bdata, name, &ret);
+
+       if (voutput_backend == NULL || ret != TDM_ERROR_NONE) {
+               TDM_ERR("voutput_create fail");
+               free(private_voutput);
+               *error = ret;
+               private_display->current_module = current_module;
+               _pthread_mutex_unlock(&private_display->lock);
+               return NULL;
+       }
+       private_voutput->voutput_backend = voutput_backend;
+       private_voutput->private_display = private_display;
+       private_voutput->private_module = private_module;
+       LIST_INITHEAD(&private_voutput->voutput_commit_handler_list);
+
+       output_backend = func_voutput->voutput_get_output(voutput_backend, &ret);
+       if (output_backend == NULL || ret != TDM_ERROR_NONE) {
+               TDM_ERR("voutput_get_output fail");
+               free(private_voutput);
+               *error = ret;
+               if (func_voutput->voutput_destroy)
+                       func_voutput->voutput_destroy(voutput_backend);
+               else
+                       TDM_ERR("no destroy function");
+               private_display->current_module = current_module;
+               _pthread_mutex_unlock(&private_display->lock);
+               return NULL;
+       }
+
+       ret = tdm_display_update_output(private_display->current_module, output_backend);
+       if (ret != TDM_ERROR_NONE) {
+               TDM_ERR("tdm_display_update_output fail");
+               free(private_voutput);
+               if (func_voutput->voutput_destroy)
+                       func_voutput->voutput_destroy(voutput_backend);
+               else
+                       TDM_ERR("no destroy function");
+               *error = ret;
+               private_display->current_module = current_module;
+               _pthread_mutex_unlock(&private_display->lock);
+               return NULL;
+       }
+
+       LIST_FOR_EACH_ENTRY(private_output, &private_module->output_list, link) {
+               if (private_output->output_backend == output_backend) {
+                       output_find = 1;
+                       break;
+               }
+       }
+
+       if (output_find != 1) {
+               private_output = NULL;
+               free(private_voutput);
+               if (func_voutput->voutput_destroy)
+                       func_voutput->voutput_destroy(voutput_backend);
+               else
+                       TDM_ERR("no destroy function");
+       } else {
+               strncpy(private_voutput->name, name, TDM_NAME_LEN);
+               strncpy(private_output->name, name, TDM_NAME_LEN);
+
+               private_voutput->private_output = private_output;
+               private_output->private_voutput = private_voutput;
+
+               /* do not use vblank */
+               tdm_output_choose_commit_per_vblank_mode(private_output, 0);
+
+               LIST_ADDTAIL(&private_voutput->link, &private_module->voutput_list);
+       }
+
+       private_display->current_module = current_module;
+
+       _pthread_mutex_unlock(&private_display->lock);
+
+       return private_voutput;
+}
+
+INTERN tdm_error
+tdm_voutput_destroy(tdm_voutput *voutput)
+{
+       tdm_private_module *private_module = NULL;
+       tdm_voutput *voutput_backend = NULL;
+       tdm_func_voutput *func_voutput = NULL;
+
+       tdm_private_display *private_display;
+       tdm_private_voutput *private_voutput;
+       tdm_private_output *private_output;
+       tdm_error ret = TDM_ERROR_NONE;
+       TDM_RETURN_VAL_IF_FAIL(voutput != NULL, TDM_ERROR_INVALID_PARAMETER);
+       private_voutput = (tdm_private_voutput*)voutput;
+       private_display = private_voutput->private_display;
+       private_module = private_voutput->private_module;
+       TDM_RETURN_VAL_IF_FAIL(private_module == private_display->virtual_module, TDM_ERROR_BAD_MODULE);
+
+       _pthread_mutex_lock(&private_display->lock);
+
+       func_voutput = &private_module->func_voutput;
+       voutput_backend = private_voutput->voutput_backend;
+       private_output = private_voutput->private_output;
+       tdm_display_destroy_private_output(private_output);
+       LIST_DEL(&private_voutput->link);
+       free(private_voutput);
+       if (func_voutput->voutput_destroy)
+               ret = func_voutput->voutput_destroy(voutput_backend);
+
+       _pthread_mutex_unlock(&private_display->lock);
+
+       return ret;
+}