475 struct ddc *dal_gpio_create_ddc(  in dal_gpio_create_ddc()
483 	struct ddc *ddc;  in dal_gpio_create_ddc()  local
488 	ddc = kzalloc(sizeof(struct ddc), GFP_KERNEL);  in dal_gpio_create_ddc()
490 	if (!ddc) {  in dal_gpio_create_ddc()
495 	ddc->pin_data = dal_gpio_create(  in dal_gpio_create_ddc()
498 	if (!ddc->pin_data) {  in dal_gpio_create_ddc()
503 	ddc->pin_clock = dal_gpio_create(  in dal_gpio_create_ddc()
506 	if (!ddc->pin_clock) {  in dal_gpio_create_ddc()
511 	ddc->hw_info = *info;  in dal_gpio_create_ddc()
513 	ddc->ctx = service->ctx;  in dal_gpio_create_ddc()
515 	return ddc;  in dal_gpio_create_ddc()
518 	dal_gpio_destroy(&ddc->pin_data);  in dal_gpio_create_ddc()
521 	kfree(ddc);  in dal_gpio_create_ddc()
527 	struct ddc **ddc)  in dal_gpio_destroy_ddc()  argument
529 	if (!ddc || !*ddc) {  in dal_gpio_destroy_ddc()
534 	dal_ddc_close(*ddc);  in dal_gpio_destroy_ddc()
535 	dal_gpio_destroy(&(*ddc)->pin_data);  in dal_gpio_destroy_ddc()
536 	dal_gpio_destroy(&(*ddc)->pin_clock);  in dal_gpio_destroy_ddc()
537 	kfree(*ddc);  in dal_gpio_destroy_ddc()
539 	*ddc = NULL;  in dal_gpio_destroy_ddc()
543 	struct ddc *ddc,  in dal_ddc_open()  argument
553 	result = dal_gpio_open_ex(ddc->pin_data, mode);  in dal_ddc_open()
560 	result = dal_gpio_open_ex(ddc->pin_clock, mode);  in dal_ddc_open()
567 	/* DDC clock and data pins should belong  in dal_ddc_open()
568 	 * to the same DDC block id,  in dal_ddc_open()
578 	config_data.config.ddc.type = config_type;  in dal_ddc_open()
580 	hw_data = FROM_HW_GPIO_PIN(ddc->pin_data->pin);  in dal_ddc_open()
581 	hw_clock = FROM_HW_GPIO_PIN(ddc->pin_clock->pin);  in dal_ddc_open()
583 	config_data.config.ddc.data_en_bit_present = hw_data->store.en != 0;  in dal_ddc_open()
584 	config_data.config.ddc.clock_en_bit_present = hw_clock->store.en != 0;  in dal_ddc_open()
586 	result = dal_gpio_set_config(ddc->pin_data, &config_data);  in dal_ddc_open()
593 	dal_gpio_close(ddc->pin_clock);  in dal_ddc_open()
596 	dal_gpio_close(ddc->pin_data);  in dal_ddc_open()
602 	struct ddc *ddc,  in dal_ddc_change_mode()  argument
608 		dal_gpio_get_mode(ddc->pin_data);  in dal_ddc_change_mode()
610 	result = dal_gpio_change_mode(ddc->pin_data, mode);  in dal_ddc_change_mode()
620 	result = dal_gpio_change_mode(ddc->pin_clock, mode);  in dal_ddc_change_mode()
625 	dal_gpio_change_mode(ddc->pin_clock, original_mode);  in dal_ddc_change_mode()
628 	dal_gpio_change_mode(ddc->pin_data, original_mode);  in dal_ddc_change_mode()
634 	const struct ddc *ddc)  in dal_ddc_get_line()  argument
636 	return (enum gpio_ddc_line)dal_gpio_get_enum(ddc->pin_data);  in dal_ddc_get_line()
640 	struct ddc *ddc,  in dal_ddc_set_config()  argument
647 	config_data.config.ddc.type = config_type;  in dal_ddc_set_config()
648 	config_data.config.ddc.data_en_bit_present = false;  in dal_ddc_set_config()
649 	config_data.config.ddc.clock_en_bit_present = false;  in dal_ddc_set_config()
651 	return dal_gpio_set_config(ddc->pin_data, &config_data);  in dal_ddc_set_config()
655 	struct ddc *ddc)  in dal_ddc_close()  argument
657 	if (ddc != NULL) {  in dal_ddc_close()
658 		dal_gpio_close(ddc->pin_clock);  in dal_ddc_close()
659 		dal_gpio_close(ddc->pin_data);  in dal_ddc_close()