input/keyboard/gpio_keys_polled.c

45 				   const struct gpio_keys_button *button,
49 	unsigned int type = button->type ?: EV_KEY;
53 			input_event(input, type, button->code, button->value);
54 			__set_bit(button->code, bdev->rel_axis_seen);
58 			input_event(input, type, button->code, button->value);
59 			__set_bit(button->code, bdev->abs_axis_seen);
62 		input_event(input, type, button->code, state);
68 					 const struct gpio_keys_button *button,
78 		gpio_keys_button_event(input, button, state);
146 	struct gpio_keys_button *button;
154 	pdata = devm_kzalloc(dev, sizeof(*pdata) + nbuttons * sizeof(*button),
159 	button = (struct gpio_keys_button *)(pdata + 1);
161 	pdata->buttons = button;
171 					     &button->code)) {
172 			dev_err(dev, "button without keycode\n");
177 		fwnode_property_read_string(child, "label", &button->desc);
180 					     &button->type))
181 			button->type = EV_KEY;
184 					     (u32 *)&button->value))
185 			button->value = 1;
187 		button->wakeup =
193 					     &button->debounce_interval))
194 			button->debounce_interval = 5;
196 		button++;
208 		const struct gpio_keys_button *button = &pdata->buttons[i];
210 		if (button->type != EV_ABS || button->code != code)
213 		if (button->value < min)
214 			min = button->value;
215 		if (button->value > max)
216 			max = button->value;
280 		const struct gpio_keys_button *button = &pdata->buttons[i];
282 		unsigned int type = button->type ?: EV_KEY;
284 		if (button->wakeup) {
300 							     button->desc);
306 		} else if (gpio_is_valid(button->gpio)) {
313 			if (button->active_low)
316 			error = devm_gpio_request_one(dev, button->gpio,
317 					flags, button->desc ? : DRV_NAME);
321 						     button->gpio);
323 			bdata->gpiod = gpio_to_desc(button->gpio);
327 					button->gpio);
333 		bdata->threshold = DIV_ROUND_UP(button->debounce_interval,
336 		input_set_capability(input, type, button->code);
339 							button->code);