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    <body><span class="vcard"><a class="email" href="mailto:patrakov@gmail.com" title="Alexander E. Patrakov <patrakov@gmail.com>"> <span class="fn">Alexander E. Patrakov</span></a>
</span> changed
              <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Some mouse DPI data"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=87037">bug 87037</a>
          <br>
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          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
          </tr>

         <tr>
           <td style="text-align:right;">Status</td>
           <td>NEEDINFO
           </td>
           <td>NEW
           </td>
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      <p>
        <div>
            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Some mouse DPI data"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=87037#c14">Comment # 14</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - Some mouse DPI data"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=87037">bug 87037</a>
              from <span class="vcard"><a class="email" href="mailto:patrakov@gmail.com" title="Alexander E. Patrakov <patrakov@gmail.com>"> <span class="fn">Alexander E. Patrakov</span></a>
</span></b>
        <pre>The rule that you suggested doesn't work. Here is a working rule:

DRIVERS=="psmouse", \
        IMPORT{builtin}="hwdb 'mouse:ps2::name:$attr{device/name}:'", \
        GOTO="mouse_end"

The hwdb entry works as it is:

mouse:ps2:*:name:ImExPS/2 Logitech Wheel Mouse:
 MOUSE_DPI=400@250


Result:

# udevadm info /dev/input/event3
P: /devices/platform/i8042/serio1/input/input4/event3
N: input/event3
S: input/by-path/platform-i8042-serio-1-event-mouse
E: DEVLINKS=/dev/input/by-path/platform-i8042-serio-1-event-mouse
E: DEVNAME=/dev/input/event3
E: DEVPATH=/devices/platform/i8042/serio1/input/input4/event3
E: ID_INPUT=1
E: ID_INPUT_MOUSE=1
E: ID_PATH=platform-i8042-serio-1
E: ID_PATH_TAG=platform-i8042-serio-1
E: ID_SERIAL=noserial
E: MAJOR=13
E: MINOR=67
E: MOUSE_DPI=400@250
E: SUBSYSTEM=input
E: USEC_INITIALIZED=384140</pre>
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