1 /* SPDX-License-Identifier: GPL-2.0 */
5 #include <linux/poll.h>
10 struct tpm_space *space;
12 struct mutex buffer_mutex;
13 struct timer_list user_read_timer; /* user needs to claim result */
14 struct work_struct timeout_work;
15 struct work_struct async_work;
16 wait_queue_head_t async_wait;
17 ssize_t response_length;
19 bool command_enqueued;
21 u8 data_buffer[TPM_BUFSIZE];
24 void tpm_common_open(struct file *file, struct tpm_chip *chip,
25 struct file_priv *priv, struct tpm_space *space);
26 ssize_t tpm_common_read(struct file *file, char __user *buf,
27 size_t size, loff_t *off);
28 ssize_t tpm_common_write(struct file *file, const char __user *buf,
29 size_t size, loff_t *off);
30 __poll_t tpm_common_poll(struct file *file, poll_table *wait);
32 void tpm_common_release(struct file *file, struct file_priv *priv);