RDFIFO 172 drivers/char/tpm/tpm_infineon.c status = tpm_data_in(RDFIFO); RDFIFO 252 drivers/char/tpm/tpm_infineon.c buf[i] = tpm_data_in(RDFIFO); RDFIFO 267 drivers/char/tpm/tpm_infineon.c buf[i] = tpm_data_in(RDFIFO);