prev_btn 73 drivers/input/misc/atmel_captouch.c u8 prev_btn; prev_btn 145 drivers/input/misc/atmel_captouch.c changed_btn = new_btn ^ capdev->prev_btn; prev_btn 146 drivers/input/misc/atmel_captouch.c capdev->prev_btn = new_btn; prev_btn 188 drivers/input/misc/atmel_captouch.c &capdev->prev_btn, sizeof(capdev->prev_btn));