drivers/gpio/gpio-aggregator.c

252 	struct gpio_desc **descs;
258 	unsigned long tmp[];		/* values and descs for multiple ops */
270 	return gpiod_get_direction(fwd->descs[offset]);
277 	return gpiod_direction_input(fwd->descs[offset]);
285 	return gpiod_direction_output(fwd->descs[offset], value);
292 	return chip->can_sleep ? gpiod_get_value_cansleep(fwd->descs[offset])
293 			       : gpiod_get_value(fwd->descs[offset]);
299 	struct gpio_desc **descs = fwd_tmp_descs(fwd);
306 		descs[j++] = fwd->descs[i];
309 		error = gpiod_get_array_value_cansleep(j, descs, NULL, values);
311 		error = gpiod_get_array_value(j, descs, NULL, values);
346 	bool is_active_low = gpiod_is_active_low(fwd->descs[offset]);
368 		gpiod_set_value_cansleep(fwd->descs[offset], value);
370 		gpiod_set_value(fwd->descs[offset], value);
379 	struct gpio_desc **descs = fwd_tmp_descs(fwd);
385 		descs[j++] = fwd->descs[i];
389 		gpiod_set_array_value_cansleep(j, descs, NULL, values);
391 		gpiod_set_array_value(j, descs, NULL, values);
416 	return gpiod_set_config(fwd->descs[offset], config);
423 	return gpiod_to_irq(fwd->descs[offset]);
483  * @descs: Array containing the GPIO descriptors to forward to.
496 						struct gpio_desc *descs[],
519 		struct gpio_chip *parent = gpiod_to_chip(descs[i]);
522 			desc_to_gpio(descs[i]), gpiod_to_irq(descs[i]));
524 		if (gpiod_cansleep(descs[i]))
543 	fwd->descs = descs;
571 	struct gpio_desc **descs;
580 	descs = devm_kmalloc_array(dev, n, sizeof(*descs), GFP_KERNEL);
581 	if (!descs)
585 		descs[i] = devm_gpiod_get_index(dev, NULL, i, GPIOD_ASIS);
586 		if (IS_ERR(descs[i]))
587 			return PTR_ERR(descs[i]);
591 	fwd = gpiochip_fwd_create(dev, n, descs, features);