From f70575805708cabdedea7498aaa3f710fde4d920 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 03:29:01 +0000
Subject: [PATCH] add lvds1024*800
---
kernel/drivers/char/tpm/tpm_vtpm_proxy.c | 61 +++++++-----------------------
1 files changed, 14 insertions(+), 47 deletions(-)
diff --git a/kernel/drivers/char/tpm/tpm_vtpm_proxy.c b/kernel/drivers/char/tpm/tpm_vtpm_proxy.c
index ecbb63f..ff2ec71 100644
--- a/kernel/drivers/char/tpm/tpm_vtpm_proxy.c
+++ b/kernel/drivers/char/tpm/tpm_vtpm_proxy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2015, 2016 IBM Corporation
* Copyright (C) 2016 Intel Corporation
@@ -7,12 +8,6 @@
* Maintained by: <tpmdd-devel@lists.sourceforge.net>
*
* Device driver for vTPM (vTPM proxy driver)
- *
- * 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/types.h>
@@ -303,9 +298,9 @@
static int vtpm_proxy_is_driver_command(struct tpm_chip *chip,
u8 *buf, size_t count)
{
- struct tpm_input_header *hdr = (struct tpm_input_header *)buf;
+ struct tpm_header *hdr = (struct tpm_header *)buf;
- if (count < sizeof(struct tpm_input_header))
+ if (count < sizeof(struct tpm_header))
return 0;
if (chip->flags & TPM_CHIP_FLAG_TPM2) {
@@ -401,7 +396,7 @@
{
struct tpm_buf buf;
int rc;
- const struct tpm_output_header *header;
+ const struct tpm_header *header;
struct proxy_dev *proxy_dev = dev_get_drvdata(&chip->dev);
if (chip->flags & TPM_CHIP_FLAG_TPM2)
@@ -416,9 +411,7 @@
proxy_dev->state |= STATE_DRIVER_COMMAND;
- rc = tpm_transmit_cmd(chip, NULL, buf.data, tpm_buf_length(&buf), 0,
- TPM_TRANSMIT_NESTED,
- "attempting to set locality");
+ rc = tpm_transmit_cmd(chip, &buf, 0, "attempting to set locality");
proxy_dev->state &= ~STATE_DRIVER_COMMAND;
@@ -427,7 +420,7 @@
goto out;
}
- header = (const struct tpm_output_header *)buf.data;
+ header = (const struct tpm_header *)buf.data;
rc = be32_to_cpu(header->return_code);
if (rc)
locality = -1;
@@ -677,20 +670,10 @@
}
}
-#ifdef CONFIG_COMPAT
-static long vtpmx_fops_compat_ioctl(struct file *f, unsigned int ioctl,
- unsigned long arg)
-{
- return vtpmx_fops_ioctl(f, ioctl, (unsigned long)compat_ptr(arg));
-}
-#endif
-
static const struct file_operations vtpmx_fops = {
.owner = THIS_MODULE,
.unlocked_ioctl = vtpmx_fops_ioctl,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = vtpmx_fops_compat_ioctl,
-#endif
+ .compat_ioctl = compat_ptr_ioctl,
.llseek = noop_llseek,
};
@@ -700,37 +683,21 @@
.fops = &vtpmx_fops,
};
-static int vtpmx_init(void)
-{
- return misc_register(&vtpmx_miscdev);
-}
-
-static void vtpmx_cleanup(void)
-{
- misc_deregister(&vtpmx_miscdev);
-}
-
static int __init vtpm_module_init(void)
{
int rc;
- rc = vtpmx_init();
- if (rc) {
- pr_err("couldn't create vtpmx device\n");
- return rc;
- }
-
workqueue = create_workqueue("tpm-vtpm");
if (!workqueue) {
pr_err("couldn't create workqueue\n");
- rc = -ENOMEM;
- goto err_vtpmx_cleanup;
+ return -ENOMEM;
}
- return 0;
-
-err_vtpmx_cleanup:
- vtpmx_cleanup();
+ rc = misc_register(&vtpmx_miscdev);
+ if (rc) {
+ pr_err("couldn't create vtpmx device\n");
+ destroy_workqueue(workqueue);
+ }
return rc;
}
@@ -738,7 +705,7 @@
static void __exit vtpm_module_exit(void)
{
destroy_workqueue(workqueue);
- vtpmx_cleanup();
+ misc_deregister(&vtpmx_miscdev);
}
module_init(vtpm_module_init);
--
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