gpiod_echo 58 drivers/iio/proximity/srf04.c struct gpio_desc *gpiod_echo; gpiod_echo 82 drivers/iio/proximity/srf04.c if (gpiod_get_value(data->gpiod_echo)) { gpiod_echo 264 drivers/iio/proximity/srf04.c data->gpiod_echo = devm_gpiod_get(dev, "echo", GPIOD_IN); gpiod_echo 265 drivers/iio/proximity/srf04.c if (IS_ERR(data->gpiod_echo)) { gpiod_echo 267 drivers/iio/proximity/srf04.c PTR_ERR(data->gpiod_echo)); gpiod_echo 268 drivers/iio/proximity/srf04.c return PTR_ERR(data->gpiod_echo); gpiod_echo 271 drivers/iio/proximity/srf04.c if (gpiod_cansleep(data->gpiod_echo)) { gpiod_echo 276 drivers/iio/proximity/srf04.c data->irqnr = gpiod_to_irq(data->gpiod_echo);