digital_poll_t    174 include/net/nfc/digital.h typedef int (*digital_poll_t)(struct nfc_digital_dev *ddev, u8 rf_tech);
digital_poll_t    178 include/net/nfc/digital.h 	digital_poll_t poll_func;
digital_poll_t    446 net/nfc/digital_core.c 				  digital_poll_t poll_func)