65 	int (*recv) (struct tpm_chip *chip, u8 *buf, size_t len);
66 	int (*send) (struct tpm_chip *chip, u8 *buf, size_t len);
314 static inline void tpm_buf_reset(struct tpm_buf *buf, u16 tag, u32 ordinal)  in tpm_buf_reset()  argument
316 	struct tpm_header *head = (struct tpm_header *)buf->data;  in tpm_buf_reset()
323 static inline int tpm_buf_init(struct tpm_buf *buf, u16 tag, u32 ordinal)  in tpm_buf_init()  argument
325 	buf->data = (u8 *)__get_free_page(GFP_KERNEL);  in tpm_buf_init()
326 	if (!buf->data)  in tpm_buf_init()
329 	buf->flags = 0;  in tpm_buf_init()
330 	tpm_buf_reset(buf, tag, ordinal);  in tpm_buf_init()
334 static inline void tpm_buf_destroy(struct tpm_buf *buf)  in tpm_buf_destroy()  argument
336 	free_page((unsigned long)buf->data);  in tpm_buf_destroy()
339 static inline u32 tpm_buf_length(struct tpm_buf *buf)  in tpm_buf_length()  argument
341 	struct tpm_header *head = (struct tpm_header *)buf->data;  in tpm_buf_length()
346 static inline u16 tpm_buf_tag(struct tpm_buf *buf)  in tpm_buf_tag()  argument
348 	struct tpm_header *head = (struct tpm_header *)buf->data;  in tpm_buf_tag()
353 static inline void tpm_buf_append(struct tpm_buf *buf,  in tpm_buf_append()  argument
357 	struct tpm_header *head = (struct tpm_header *)buf->data;  in tpm_buf_append()
358 	u32 len = tpm_buf_length(buf);  in tpm_buf_append()
361 	if (buf->flags & TPM_BUF_OVERFLOW)  in tpm_buf_append()
366 		buf->flags |= TPM_BUF_OVERFLOW;  in tpm_buf_append()
370 	memcpy(&buf->data[len], new_data, new_len);  in tpm_buf_append()
374 static inline void tpm_buf_append_u8(struct tpm_buf *buf, const u8 value)  in tpm_buf_append_u8()  argument
376 	tpm_buf_append(buf, &value, 1);  in tpm_buf_append_u8()
379 static inline void tpm_buf_append_u16(struct tpm_buf *buf, const u16 value)  in tpm_buf_append_u16()  argument
383 	tpm_buf_append(buf, (u8 *) &value2, 2);  in tpm_buf_append_u16()
386 static inline void tpm_buf_append_u32(struct tpm_buf *buf, const u32 value)  in tpm_buf_append_u32()  argument
390 	tpm_buf_append(buf, (u8 *) &value2, 4);  in tpm_buf_append_u32()
403 extern ssize_t tpm_transmit_cmd(struct tpm_chip *chip, struct tpm_buf *buf,