headphone_detect_gpio 31 sound/aoa/core/gpio-feature.c static int headphone_detect_gpio; headphone_detect_gpio 254 sound/aoa/core/gpio-feature.c &headphone_detect_gpio, headphone_detect_gpio 265 sound/aoa/core/gpio-feature.c gpio_enable_dual_edge(headphone_detect_gpio); headphone_detect_gpio 384 sound/aoa/core/gpio-feature.c gpio = headphone_detect_gpio;