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    <body><span class="vcard"><a class="email" href="mailto:mike@altlinux.org" title="Michael Shigorin <mike@altlinux.org>"> <span class="fn">Michael Shigorin</span></a>
</span> changed
              <a class="bz_bug_link 
          bz_status_CLOSED  bz_closed"
   title="CLOSED INVALID - [PATCH] get intel_backlight back into backlight_interfaces"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=71493">bug 71493</a>
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          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
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         <tr>
           <td style="text-align:right;">See Also</td>
           <td>
                
           </td>
           <td>http://bugs.debian.org/710938
           </td>
         </tr></table>
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            <b><a class="bz_bug_link 
          bz_status_CLOSED  bz_closed"
   title="CLOSED INVALID - [PATCH] get intel_backlight back into backlight_interfaces"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=71493#c8">Comment # 8</a>
              on <a class="bz_bug_link 
          bz_status_CLOSED  bz_closed"
   title="CLOSED INVALID - [PATCH] get intel_backlight back into backlight_interfaces"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=71493">bug 71493</a>
              from <span class="vcard"><a class="email" href="mailto:mike@altlinux.org" title="Michael Shigorin <mike@altlinux.org>"> <span class="fn">Michael Shigorin</span></a>
</span></b>
        <pre>Another "acpi backlight is broken on intel hd video" report just in case:
<a href="http://people.skolelinux.org/pere/blog/Fixing_the_Linux_black_screen_of_death_on_machines_with_Intel_HD_video.html">http://people.skolelinux.org/pere/blog/Fixing_the_Linux_black_screen_of_death_on_machines_with_Intel_HD_video.html</a>

A quirk patch is included with Debian bugreport referenced:

---
--- drivers/gpu/drm/i915/intel_display.c.orig    2013-06-11 09:44:27.159941945
+0200
+++ drivers/gpu/drm/i915/intel_display.c    2013-06-11 09:45:35.495938898 +0200
@@ -8786,6 +8786,9 @@

     /* Acer Aspire 4736Z */
     { 0x2a42, 0x1025, 0x0260, quirk_invert_brightness },
+
+    /* Packard Bell EasyNote LV11HC */
+    { 0x0156, 0x1025, 0x0688, quirk_invert_brightness },
 };

 static void intel_init_quirks(struct drm_device *dev)
--- <a href="http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=710938#20">http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=710938#20</a></pre>
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