Files
SDK_SG200x_V2/linux_5.10/drivers/char/tpm/tpm-dev.h
carbon 0545e9dc6d init version 2024-05-07
commit d1edce71135cc6d98c0a4b5729774542b676e769
Author: sophgo-forum-service <forum_service@sophgo.com>
Date:   Fri Mar 15 16:07:33 2024 +0800

    [fix] recommend using ssh method to clone repo.
    [fix] fix sensor driver repo branch name.
2024-05-07 19:36:36 +08:00

34 lines
944 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TPM_DEV_H
#define _TPM_DEV_H
#include <linux/poll.h>
#include "tpm.h"
struct file_priv {
struct tpm_chip *chip;
struct tpm_space *space;
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;
ssize_t response_length;
bool response_read;
bool command_enqueued;
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);
#endif