<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW --- - Provide handle for ACPI to change backlight brightness, similiar to other power-related ACPI events" href="https://bugs.freedesktop.org/show_bug.cgi?id=66367#c5">Comment # 5</a> on <a class="bz_bug_link bz_status_NEW " title="NEW --- - Provide handle for ACPI to change backlight brightness, similiar to other power-related ACPI events" href="https://bugs.freedesktop.org/show_bug.cgi?id=66367">bug 66367</a> from <a class="email" href="mailto:bugzilla@hadess.net" title="Bastien Nocera <bugzilla@hadess.net>"> Bastien Nocera</a> <pre>The brightness changes should be per-output, and there's no way that you can adequately do that in the console, without a display manager of some sort, that would direct the backlight changes to the correct output. Xorg drivers mostly use libbacklight[1] nowadays for that purpose, ensuring that they do not trample on each other (there might be multiple brightness controls for each output, and none for others). [1]: <a href="http://cgit.freedesktop.org/libbacklight/">http://cgit.freedesktop.org/libbacklight/</a></pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the QA Contact for the bug.</li> <li>You are the assignee for the bug.</li> </ul> </body> </html>