474 struct ddc *dal_gpio_create_ddc(  in dal_gpio_create_ddc()
482 	struct ddc *ddc;  in dal_gpio_create_ddc()  local
487 	ddc = kzalloc(sizeof(struct ddc), GFP_KERNEL);  in dal_gpio_create_ddc()
489 	if (!ddc) {  in dal_gpio_create_ddc()
494 	ddc->pin_data = dal_gpio_create(  in dal_gpio_create_ddc()
497 	if (!ddc->pin_data) {  in dal_gpio_create_ddc()
502 	ddc->pin_clock = dal_gpio_create(  in dal_gpio_create_ddc()
505 	if (!ddc->pin_clock) {  in dal_gpio_create_ddc()
510 	ddc->hw_info = *info;  in dal_gpio_create_ddc()
512 	ddc->ctx = service->ctx;  in dal_gpio_create_ddc()
514 	return ddc;  in dal_gpio_create_ddc()
517 	dal_gpio_destroy(&ddc->pin_data);  in dal_gpio_create_ddc()
520 	kfree(ddc);  in dal_gpio_create_ddc()
526 	struct ddc **ddc)  in dal_gpio_destroy_ddc()  argument
528 	if (!ddc || !*ddc) {  in dal_gpio_destroy_ddc()
533 	dal_ddc_close(*ddc);  in dal_gpio_destroy_ddc()
534 	dal_gpio_destroy(&(*ddc)->pin_data);  in dal_gpio_destroy_ddc()
535 	dal_gpio_destroy(&(*ddc)->pin_clock);  in dal_gpio_destroy_ddc()
536 	kfree(*ddc);  in dal_gpio_destroy_ddc()
538 	*ddc = NULL;  in dal_gpio_destroy_ddc()
542 	struct ddc *ddc,  in dal_ddc_open()  argument
552 	result = dal_gpio_open_ex(ddc->pin_data, mode);  in dal_ddc_open()
559 	result = dal_gpio_open_ex(ddc->pin_clock, mode);  in dal_ddc_open()
566 	/* DDC clock and data pins should belong  in dal_ddc_open()
567 	 * to the same DDC block id,  in dal_ddc_open()
577 	config_data.config.ddc.type = config_type;  in dal_ddc_open()
579 	hw_data = FROM_HW_GPIO_PIN(ddc->pin_data->pin);  in dal_ddc_open()
580 	hw_clock = FROM_HW_GPIO_PIN(ddc->pin_clock->pin);  in dal_ddc_open()
582 	config_data.config.ddc.data_en_bit_present = hw_data->store.en != 0;  in dal_ddc_open()
583 	config_data.config.ddc.clock_en_bit_present = hw_clock->store.en != 0;  in dal_ddc_open()
585 	result = dal_gpio_set_config(ddc->pin_data, &config_data);  in dal_ddc_open()
592 	dal_gpio_close(ddc->pin_clock);  in dal_ddc_open()
595 	dal_gpio_close(ddc->pin_data);  in dal_ddc_open()
601 	struct ddc *ddc,  in dal_ddc_change_mode()  argument
607 		dal_gpio_get_mode(ddc->pin_data);  in dal_ddc_change_mode()
609 	result = dal_gpio_change_mode(ddc->pin_data, mode);  in dal_ddc_change_mode()
619 	result = dal_gpio_change_mode(ddc->pin_clock, mode);  in dal_ddc_change_mode()
624 	dal_gpio_change_mode(ddc->pin_clock, original_mode);  in dal_ddc_change_mode()
627 	dal_gpio_change_mode(ddc->pin_data, original_mode);  in dal_ddc_change_mode()
633 	const struct ddc *ddc)  in dal_ddc_get_line()  argument
635 	return (enum gpio_ddc_line)dal_gpio_get_enum(ddc->pin_data);  in dal_ddc_get_line()
639 	struct ddc *ddc,  in dal_ddc_set_config()  argument
646 	config_data.config.ddc.type = config_type;  in dal_ddc_set_config()
647 	config_data.config.ddc.data_en_bit_present = false;  in dal_ddc_set_config()
648 	config_data.config.ddc.clock_en_bit_present = false;  in dal_ddc_set_config()
650 	return dal_gpio_set_config(ddc->pin_data, &config_data);  in dal_ddc_set_config()
654 	struct ddc *ddc)  in dal_ddc_close()  argument
656 	if (ddc != NULL) {  in dal_ddc_close()
657 		dal_gpio_close(ddc->pin_clock);  in dal_ddc_close()
658 		dal_gpio_close(ddc->pin_data);  in dal_ddc_close()