From f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 31 Jan 2024 01:04:47 +0000
Subject: [PATCH] add driver 5G
---
kernel/include/linux/sysfs.h | 94 +++++++++++++++++++++++++++++++++++++++++------
1 files changed, 82 insertions(+), 12 deletions(-)
diff --git a/kernel/include/linux/sysfs.h b/kernel/include/linux/sysfs.h
index 1cd7bad..2caa34c 100644
--- a/kernel/include/linux/sysfs.h
+++ b/kernel/include/linux/sysfs.h
@@ -7,7 +7,7 @@
* Copyright (c) 2007 SUSE Linux Products GmbH
* Copyright (c) 2007 Tejun Heo <teheo@suse.de>
*
- * Please see Documentation/filesystems/sysfs.txt for more information.
+ * Please see Documentation/filesystems/sysfs.rst for more information.
*/
#ifndef _SYSFS_H_
@@ -123,6 +123,13 @@
.show = _name##_show, \
}
+#define __ATTR_RW_MODE(_name, _mode) { \
+ .attr = { .name = __stringify(_name), \
+ .mode = VERIFY_OCTAL_PERMISSIONS(_mode) }, \
+ .show = _name##_show, \
+ .store = _name##_store, \
+}
+
#define __ATTR_WO(_name) { \
.attr = { .name = __stringify(_name), .mode = 0200 }, \
.store = _name##_store, \
@@ -196,6 +203,12 @@
.size = _size, \
}
+#define __BIN_ATTR_WO(_name, _size) { \
+ .attr = { .name = __stringify(_name), .mode = 0200 }, \
+ .write = _name##_write, \
+ .size = _size, \
+}
+
#define __BIN_ATTR_RW(_name, _size) \
__BIN_ATTR(_name, 0644, _name##_read, _name##_write, _size)
@@ -207,6 +220,9 @@
#define BIN_ATTR_RO(_name, _size) \
struct bin_attribute bin_attr_##_name = __BIN_ATTR_RO(_name, _size)
+
+#define BIN_ATTR_WO(_name, _size) \
+struct bin_attribute bin_attr_##_name = __BIN_ATTR_WO(_name, _size)
#define BIN_ATTR_RW(_name, _size) \
struct bin_attribute bin_attr_##_name = __BIN_ATTR_RW(_name, _size)
@@ -234,7 +250,7 @@
const struct attribute *attr,
const void *ns);
int __must_check sysfs_create_files(struct kobject *kobj,
- const struct attribute **attr);
+ const struct attribute * const *attr);
int __must_check sysfs_chmod_file(struct kobject *kobj,
const struct attribute *attr, umode_t mode);
struct kernfs_node *sysfs_break_active_protection(struct kobject *kobj,
@@ -243,7 +259,7 @@
void sysfs_remove_file_ns(struct kobject *kobj, const struct attribute *attr,
const void *ns);
bool sysfs_remove_file_self(struct kobject *kobj, const struct attribute *attr);
-void sysfs_remove_files(struct kobject *kobj, const struct attribute **attr);
+void sysfs_remove_files(struct kobject *kobj, const struct attribute * const *attr);
int __must_check sysfs_create_bin_file(struct kobject *kobj,
const struct bin_attribute *attr);
@@ -268,6 +284,8 @@
const struct attribute_group *grp);
int __must_check sysfs_create_groups(struct kobject *kobj,
const struct attribute_group **groups);
+int __must_check sysfs_update_groups(struct kobject *kobj,
+ const struct attribute_group **groups);
int sysfs_update_group(struct kobject *kobj,
const struct attribute_group *grp);
void sysfs_remove_group(struct kobject *kobj,
@@ -286,9 +304,10 @@
struct kobject *target, const char *link_name);
void sysfs_remove_link_from_group(struct kobject *kobj, const char *group_name,
const char *link_name);
-int __compat_only_sysfs_link_entry_to_kobj(struct kobject *kobj,
- struct kobject *target_kobj,
- const char *target_name);
+int compat_only_sysfs_link_entry_to_kobj(struct kobject *kobj,
+ struct kobject *target_kobj,
+ const char *target_name,
+ const char *symlink_name);
void sysfs_notify(struct kobject *kobj, const char *dir, const char *attr);
@@ -299,6 +318,17 @@
return kernfs_enable_ns(kn);
}
+int sysfs_file_change_owner(struct kobject *kobj, const char *name, kuid_t kuid,
+ kgid_t kgid);
+int sysfs_change_owner(struct kobject *kobj, kuid_t kuid, kgid_t kgid);
+int sysfs_link_change_owner(struct kobject *kobj, struct kobject *targ,
+ const char *name, kuid_t kuid, kgid_t kgid);
+int sysfs_groups_change_owner(struct kobject *kobj,
+ const struct attribute_group **groups,
+ kuid_t kuid, kgid_t kgid);
+int sysfs_group_change_owner(struct kobject *kobj,
+ const struct attribute_group *groups, kuid_t kuid,
+ kgid_t kgid);
__printf(2, 3)
int sysfs_emit(char *buf, const char *fmt, ...);
__printf(3, 4)
@@ -347,7 +377,7 @@
}
static inline int sysfs_create_files(struct kobject *kobj,
- const struct attribute **attr)
+ const struct attribute * const *attr)
{
return 0;
}
@@ -382,7 +412,7 @@
}
static inline void sysfs_remove_files(struct kobject *kobj,
- const struct attribute **attr)
+ const struct attribute * const *attr)
{
}
@@ -438,6 +468,12 @@
return 0;
}
+static inline int sysfs_update_groups(struct kobject *kobj,
+ const struct attribute_group **groups)
+{
+ return 0;
+}
+
static inline int sysfs_update_group(struct kobject *kobj,
const struct attribute_group *grp)
{
@@ -488,10 +524,10 @@
{
}
-static inline int __compat_only_sysfs_link_entry_to_kobj(
- struct kobject *kobj,
- struct kobject *target_kobj,
- const char *target_name)
+static inline int compat_only_sysfs_link_entry_to_kobj(struct kobject *kobj,
+ struct kobject *target_kobj,
+ const char *target_name,
+ const char *symlink_name)
{
return 0;
}
@@ -510,6 +546,40 @@
{
}
+static inline int sysfs_file_change_owner(struct kobject *kobj,
+ const char *name, kuid_t kuid,
+ kgid_t kgid)
+{
+ return 0;
+}
+
+static inline int sysfs_link_change_owner(struct kobject *kobj,
+ struct kobject *targ,
+ const char *name, kuid_t kuid,
+ kgid_t kgid)
+{
+ return 0;
+}
+
+static inline int sysfs_change_owner(struct kobject *kobj, kuid_t kuid, kgid_t kgid)
+{
+ return 0;
+}
+
+static inline int sysfs_groups_change_owner(struct kobject *kobj,
+ const struct attribute_group **groups,
+ kuid_t kuid, kgid_t kgid)
+{
+ return 0;
+}
+
+static inline int sysfs_group_change_owner(struct kobject *kobj,
+ const struct attribute_group *groups,
+ kuid_t kuid, kgid_t kgid)
+{
+ return 0;
+}
+
__printf(2, 3)
static inline int sysfs_emit(char *buf, const char *fmt, ...)
{
--
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