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tpm: split out tpm-dev.c into tpm-dev.c and tpm-common-dev.c

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Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Tested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
This commit is contained in:
James Bottomley
2017-01-10 19:08:53 -08:00
committed by Jarkko Sakkinen
parent 745b361e98
commit ecb38e2f52
4 changed files with 190 additions and 130 deletions
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27
drivers/char/tpm/tpm-dev.h Normal file
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@@ -0,0 +1,27 @@
#ifndef _TPM_DEV_H
#define _TPM_DEV_H
#include "tpm.h"
struct file_priv {
struct tpm_chip *chip;
/* Data passed to and from the tpm via the read/write calls */
atomic_t data_pending;
struct mutex buffer_mutex;
struct timer_list user_read_timer; /* user needs to claim result */
struct work_struct work;
u8 data_buffer[TPM_BUFSIZE];
};
void tpm_common_open(struct file *file, struct tpm_chip *chip,
struct file_priv *priv);
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, struct tpm_space *space);
void tpm_common_release(struct file *file, struct file_priv *priv);
#endif