29 struct tpm_chip;
63 	bool (*req_canceled)(struct tpm_chip *chip, u8 status);
64 	int (*recv) (struct tpm_chip *chip, u8 *buf, size_t len);
65 	int (*send) (struct tpm_chip *chip, u8 *buf, size_t len);
66 	void (*cancel) (struct tpm_chip *chip);
67 	u8 (*status) (struct tpm_chip *chip);
68 	void (*update_timeouts)(struct tpm_chip *chip,
70 	int (*go_idle)(struct tpm_chip *chip);
71 	int (*cmd_ready)(struct tpm_chip *chip);
72 	int (*request_locality)(struct tpm_chip *chip, int loc);
73 	int (*relinquish_locality)(struct tpm_chip *chip, int loc);
74 	void (*clk_enable)(struct tpm_chip *chip, bool value);
104 	struct tpm_chip *chip;
108 struct tpm_chip {  struct
166 extern int tpm_is_tpm2(struct tpm_chip *chip);  argument
167 extern int tpm_pcr_read(struct tpm_chip *chip, u32 pcr_idx,
169 extern int tpm_pcr_extend(struct tpm_chip *chip, u32 pcr_idx,
171 extern int tpm_send(struct tpm_chip *chip, void *cmd, size_t buflen);
172 extern int tpm_get_random(struct tpm_chip *chip, u8 *data, size_t max);
173 extern int tpm_seal_trusted(struct tpm_chip *chip,
176 extern int tpm_unseal_trusted(struct tpm_chip *chip,
179 extern struct tpm_chip *tpm_default_chip(void);
181 static inline int tpm_is_tpm2(struct tpm_chip *chip)  in tpm_is_tpm2()
186 static inline int tpm_pcr_read(struct tpm_chip *chip, int pcr_idx,  in tpm_pcr_read()
192 static inline int tpm_pcr_extend(struct tpm_chip *chip, u32 pcr_idx,  in tpm_pcr_extend()
198 static inline int tpm_send(struct tpm_chip *chip, void *cmd, size_t buflen)  in tpm_send()
202 static inline int tpm_get_random(struct tpm_chip *chip, u8 *data, size_t max)  in tpm_get_random()
207 static inline int tpm_seal_trusted(struct tpm_chip *chip,  in tpm_seal_trusted()
213 static inline int tpm_unseal_trusted(struct tpm_chip *chip,  in tpm_unseal_trusted()
219 static inline struct tpm_chip *tpm_default_chip(void)  in tpm_default_chip()