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<body><span class="vcard"><a class="email" href="mailto:jani.nikula@intel.com" title="Jani Nikula <jani.nikula@intel.com>"> <span class="fn">Jani Nikula</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [Baytrail-M] brightness can't be adjusted: no ASLE interrupt code"
href="https://bugs.freedesktop.org/show_bug.cgi?id=73252">bug 73252</a>
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<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">CC</td>
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<td>aaron.lu@intel.com
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<b><a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [Baytrail-M] brightness can't be adjusted: no ASLE interrupt code"
href="https://bugs.freedesktop.org/show_bug.cgi?id=73252#c18">Comment # 18</a>
on <a class="bz_bug_link
bz_status_NEEDINFO "
title="NEEDINFO --- - [Baytrail-M] brightness can't be adjusted: no ASLE interrupt code"
href="https://bugs.freedesktop.org/show_bug.cgi?id=73252">bug 73252</a>
from <span class="vcard"><a class="email" href="mailto:jani.nikula@intel.com" title="Jani Nikula <jani.nikula@intel.com>"> <span class="fn">Jani Nikula</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=73252#c17">comment #17</a>)
<span class="quote">> Created <span class=""><a href="attachment.cgi?id=99939" name="attach_99939" title="dmesg with drm.debug=0xe and removed loglevel=0">attachment 99939</a> <a href="attachment.cgi?id=99939&action=edit" title="dmesg with drm.debug=0xe and removed loglevel=0">[details]</a></span>
> dmesg with drm.debug=0xe and removed loglevel=0</span >
I don't see drm.debug=0xe nor debug messages.
<span class="quote">> when press the brightness hotkey, it shows ideapad_laptop: Unkown event：15</span >
That's a problem, and one I can't help with.
<span class="quote">> ls /sys/class/backlight
> > acpi_video0 intel_backlight
>
> echo value to acpi_video0/brightness, brightness no change.(this is used for
> OS.)</span >
This is another problem. Aaron (CC), how does the asle irq get triggered? Can
you debug this part please?
<span class="quote">> echo value to intel_backlight/brightness, brightness can be modified.</span ></pre>
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