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-rw-r--r--docs/libsysfs.txt30
1 files changed, 29 insertions, 1 deletions
diff --git a/docs/libsysfs.txt b/docs/libsysfs.txt
index 5dce0cb..5929a25 100644
--- a/docs/libsysfs.txt
+++ b/docs/libsysfs.txt
@@ -1438,7 +1438,7 @@ Returns: struct sysfs_root_device * with success
- EINVAL for invalid arguments
Prototype: struct sysfs_device *sysfs_open_root_device
- (const unsigned char *name)
+ (const unsigned char *name)
-------------------------------------------------------------------------------
-------------------------------------------------------------------------------
@@ -1453,6 +1453,34 @@ Prototype: void sysfs_close_root_device(struct sysfs_root_device *root)
-------------------------------------------------------------------------------
-------------------------------------------------------------------------------
+Name: sysfs_open_device_tree
+
+Description: Function opens up the device tree at the specified path.
+
+Arguments: const unsigned char *path Path at which to open the
+ device tree
+
+Returns: struct sysfs_device * with success
+ NULL with error, Errno will be set with error, returning
+ - EINVAL for invalid arguments
+
+Prototype: struct sysfs_device *sysfs_open_device_tree
+ (const unsigned char *path)
+-------------------------------------------------------------------------------
+
+-------------------------------------------------------------------------------
+Name: sysfs_close_device_tree
+
+Description: Function closes the device tree originating at the given
+ sysfs_device.
+
+Arguments: struct sysfs_device *devroot Device from which the device
+ tree has to be closed
+
+Prototype: void sysfs_close_device_tree(struct sysfs_device *devroot)
+-------------------------------------------------------------------------------
+
+-------------------------------------------------------------------------------
Name: sysfs_get_device_parent
Description: Function returns the sysfs_device reference for the parent