busy_pin 49 drivers/staging/iio/adc/ad7816.c struct gpio_desc *busy_pin; busy_pin 88 drivers/staging/iio/adc/ad7816.c while (gpiod_get_value(chip->busy_pin)) busy_pin 386 drivers/staging/iio/adc/ad7816.c chip->busy_pin = devm_gpiod_get(&spi_dev->dev, "busy", busy_pin 388 drivers/staging/iio/adc/ad7816.c if (IS_ERR(chip->busy_pin)) { busy_pin 389 drivers/staging/iio/adc/ad7816.c ret = PTR_ERR(chip->busy_pin);