| /* SPDX-License-Identifier: GPL-2.0 */ |
| struct mutex buffer_mutex; |
| struct timer_list user_read_timer; /* user needs to claim result */ |
| struct work_struct timeout_work; |
| struct work_struct async_work; |
| wait_queue_head_t async_wait; |
| u8 data_buffer[TPM_BUFSIZE]; |
| void tpm_common_open(struct file *file, struct tpm_chip *chip, |
| struct file_priv *priv, struct tpm_space *space); |
| ssize_t tpm_common_read(struct file *file, char __user *buf, |
| size_t size, loff_t *off); |
| ssize_t tpm_common_write(struct file *file, const char __user *buf, |
| size_t size, loff_t *off); |
| __poll_t tpm_common_poll(struct file *file, poll_table *wait); |
| void tpm_common_release(struct file *file, struct file_priv *priv); |