lineout_detect_node 46 sound/aoa/core/gpio-feature.c static struct device_node *lineout_detect_node; lineout_detect_node 258 sound/aoa/core/gpio-feature.c lineout_detect_node = get_gpio("lineout-detect", "line-output-detect", lineout_detect_node 270 sound/aoa/core/gpio-feature.c get_irq(lineout_detect_node, &lineout_detect_irq);