From b22da3d8526a935aa31e086e63f60ff3246cb61c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 07:24:11 +0000
Subject: [PATCH] add stmac read mac form eeprom

---
 kernel/drivers/char/tpm/tpm-dev.c |   18 ++++--------------
 1 files changed, 4 insertions(+), 14 deletions(-)

diff --git a/kernel/drivers/char/tpm/tpm-dev.c b/kernel/drivers/char/tpm/tpm-dev.c
index ebd74ab..e2c0baa 100644
--- a/kernel/drivers/char/tpm/tpm-dev.c
+++ b/kernel/drivers/char/tpm/tpm-dev.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Copyright (C) 2004 IBM Corporation
  * Authors:
@@ -10,12 +11,6 @@
  * Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
  *
  * Device file system interface to the TPM
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, version 2 of the
- * License.
- *
  */
 #include <linux/slab.h>
 #include "tpm-dev.h"
@@ -39,19 +34,13 @@
 	if (priv == NULL)
 		goto out;
 
-	tpm_common_open(file, chip, priv);
+	tpm_common_open(file, chip, priv, NULL);
 
 	return 0;
 
  out:
 	clear_bit(0, &chip->is_open);
 	return -ENOMEM;
-}
-
-static ssize_t tpm_write(struct file *file, const char __user *buf,
-			 size_t size, loff_t *off)
-{
-	return tpm_common_write(file, buf, size, off, NULL);
 }
 
 /*
@@ -73,6 +62,7 @@
 	.llseek = no_llseek,
 	.open = tpm_open,
 	.read = tpm_common_read,
-	.write = tpm_write,
+	.write = tpm_common_write,
+	.poll = tpm_common_poll,
 	.release = tpm_release,
 };

--
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