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-rw-r--r--man/udev_device_new_from_syspath.xml35
1 files changed, 31 insertions, 4 deletions
diff --git a/man/udev_device_new_from_syspath.xml b/man/udev_device_new_from_syspath.xml
index fc147a879a..9c4ab7a1bf 100644
--- a/man/udev_device_new_from_syspath.xml
+++ b/man/udev_device_new_from_syspath.xml
@@ -136,10 +136,37 @@
<constant>c</constant> for character devices, as well as a devnum (see
<citerefentry><refentrytitle>makedev</refentrytitle><manvolnum>3</manvolnum></citerefentry>).
<function>udev_device_new_from_subsystem_sysname</function> looks up devices based
- on the provided subsystem and sysname and
- <function>udev_device_new_from_device_id</function> looks up devices based on the provided
- device id (see
- <citerefentry><refentrytitle>udev_device_get_subsystem</refentrytitle><manvolnum>3</manvolnum></citerefentry>).
+ on the provided subsystem and sysname
+ (see <citerefentry><refentrytitle>udev_device_get_subsystem</refentrytitle><manvolnum>3</manvolnum></citerefentry>
+ and
+ <citerefentry><refentrytitle>udev_device_get_sysname</refentrytitle><manvolnum>3</manvolnum></citerefentry>)
+ and <function>udev_device_new_from_device_id</function> looks up devices based on the provided
+ device id which is a special string in one of the following four forms:
+ <table>
+ <title>Device ID strings</title>
+
+ <tgroup cols='2'>
+ <colspec colname='example' />
+ <colspec colname='explanation' />
+ <thead><row>
+ <entry>Example</entry>
+ <entry>Explanation</entry>
+ </row></thead>
+ <tbody>
+ <row><entry><varname>b8:2</varname></entry>
+ <entry>block device major:minor</entry></row>
+
+ <row><entry><varname>c128:1</varname></entry>
+ <entry>char device major:minor</entry></row>
+
+ <row><entry><varname>n3</varname></entry>
+ <entry>network device ifindex</entry></row>
+
+ <row><entry><varname>+sound:card29</varname></entry>
+ <entry>kernel driver core subsystem:device name</entry></row>
+ </tbody>
+ </tgroup>
+ </table>
</para>
<para><function>udev_device_new_from_environment</function>