ssize_t tpm_getcap(struct device *, __be32, cap_t *, const char *);
-extern void tpm_get_timeouts(struct tpm_chip *);
+extern int tpm_get_timeouts(struct tpm_chip *);
extern void tpm_gen_interrupt(struct tpm_chip *);
extern void tpm_continue_selftest(struct tpm_chip *);
extern unsigned long tpm_calc_ordinal_duration(struct tpm_chip *, u32);