include/linux/tpm.h

30 struct tpm_chip;
64 	bool (*req_canceled)(struct tpm_chip *chip, u8 status);
65 	int (*recv) (struct tpm_chip *chip, u8 *buf, size_t len);
66 	int (*send) (struct tpm_chip *chip, u8 *buf, size_t len);
67 	void (*cancel) (struct tpm_chip *chip);
68 	u8 (*status) (struct tpm_chip *chip);
69 	void (*update_timeouts)(struct tpm_chip *chip,
71 	void (*update_durations)(struct tpm_chip *chip,
73 	int (*go_idle)(struct tpm_chip *chip);
74 	int (*cmd_ready)(struct tpm_chip *chip);
75 	int (*request_locality)(struct tpm_chip *chip, int loc);
76 	int (*relinquish_locality)(struct tpm_chip *chip, int loc);
77 	void (*clk_enable)(struct tpm_chip *chip, bool value);
108 	struct tpm_chip *chip;
112 struct tpm_chip {  struct
276 #define to_tpm_chip(d) container_of(d, struct tpm_chip, dev)
400 extern int tpm_is_tpm2(struct tpm_chip *chip);
401 extern __must_check int tpm_try_get_ops(struct tpm_chip *chip);
402 extern void tpm_put_ops(struct tpm_chip *chip);
403 extern ssize_t tpm_transmit_cmd(struct tpm_chip *chip, struct tpm_buf *buf,
405 extern int tpm_pcr_read(struct tpm_chip *chip, u32 pcr_idx,
407 extern int tpm_pcr_extend(struct tpm_chip *chip, u32 pcr_idx,
409 extern int tpm_send(struct tpm_chip *chip, void *cmd, size_t buflen);
410 extern int tpm_get_random(struct tpm_chip *chip, u8 *data, size_t max);
411 extern struct tpm_chip *tpm_default_chip(void);
412 void tpm2_flush_context(struct tpm_chip *chip, u32 handle);
414 static inline int tpm_is_tpm2(struct tpm_chip *chip)  in tpm_is_tpm2()
418 static inline int tpm_pcr_read(struct tpm_chip *chip, int pcr_idx,  in tpm_pcr_read()
424 static inline int tpm_pcr_extend(struct tpm_chip *chip, u32 pcr_idx,  in tpm_pcr_extend()
430 static inline int tpm_send(struct tpm_chip *chip, void *cmd, size_t buflen)  in tpm_send()
434 static inline int tpm_get_random(struct tpm_chip *chip, u8 *data, size_t max)  in tpm_get_random()
439 static inline struct tpm_chip *tpm_default_chip(void)  in tpm_default_chip()