From 95099d4622f8cb224d94e314c7a8e0df60b13f87 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 09 Dec 2023 08:38:01 +0000
Subject: [PATCH] enable docker ppp
---
kernel/drivers/mailbox/mailbox-test.c | 18 +++++++-----------
1 files changed, 7 insertions(+), 11 deletions(-)
diff --git a/kernel/drivers/mailbox/mailbox-test.c b/kernel/drivers/mailbox/mailbox-test.c
index 129b365..4555d67 100644
--- a/kernel/drivers/mailbox/mailbox-test.c
+++ b/kernel/drivers/mailbox/mailbox-test.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (C) 2015 ST Microelectronics
*
* Author: Lee Jones <lee.jones@linaro.org>
- *
- * 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; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/debugfs.h>
@@ -31,7 +27,6 @@
(MBOX_MAX_MSG_LEN / MBOX_BYTES_PER_LINE))
static bool mbox_data_ready;
-static struct dentry *root_debugfs_dir;
struct mbox_test_device {
struct device *dev;
@@ -45,6 +40,7 @@
spinlock_t lock;
wait_queue_head_t waitq;
struct fasync_struct *async_queue;
+ struct dentry *root_debugfs_dir;
};
static ssize_t mbox_test_signal_write(struct file *filp,
@@ -262,16 +258,16 @@
if (!debugfs_initialized())
return 0;
- root_debugfs_dir = debugfs_create_dir("mailbox", NULL);
- if (!root_debugfs_dir) {
+ tdev->root_debugfs_dir = debugfs_create_dir(dev_name(&pdev->dev), NULL);
+ if (!tdev->root_debugfs_dir) {
dev_err(&pdev->dev, "Failed to create Mailbox debugfs\n");
return -EINVAL;
}
- debugfs_create_file("message", 0600, root_debugfs_dir,
+ debugfs_create_file("message", 0600, tdev->root_debugfs_dir,
tdev, &mbox_test_message_ops);
- debugfs_create_file("signal", 0200, root_debugfs_dir,
+ debugfs_create_file("signal", 0200, tdev->root_debugfs_dir,
tdev, &mbox_test_signal_ops);
return 0;
@@ -418,7 +414,7 @@
{
struct mbox_test_device *tdev = platform_get_drvdata(pdev);
- debugfs_remove_recursive(root_debugfs_dir);
+ debugfs_remove_recursive(tdev->root_debugfs_dir);
if (tdev->tx_channel)
mbox_free_channel(tdev->tx_channel);
--
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