+ <para>Match the subsystem of the event device.</para>
+ </listitem>
+ </varlistentry>
+<!--
+ <varlistentry>
+ <term><option>DRIVER</option></term>
+ <listitem>
+ <para>Match the driver name of the event device. Only set for devices created by a bus driver.</para>
+ </listitem>
+ </varlistentry>
+-->
+ <varlistentry>
+ <term><option>ATTR{<replaceable>filename</replaceable>}</option></term>
+ <listitem>
+ <para>Match sysfs attribute values of the event device. Up to five
+ <option>ATTR</option> keys can be specified per rule. Trailing
+ whitespace in the attribute values is ignored, if the specified match
+ value does not contain trailing whitespace itself. Depending on the type
+ of operator, this key is also used to set the value of a sysfs attribute.
+ </para>