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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_RESOLVED bz_closed"
title="RESOLVED DUPLICATE - [drm:pwm_setup_backlight [i915]] *ERROR* Failed to own the pwm chip"
href="https://bugs.freedesktop.org/show_bug.cgi?id=97178">bug 97178</a>
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<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
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<td style="text-align:right;">Resolution</td>
<td>---
</td>
<td>DUPLICATE
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<td style="text-align:right;">Status</td>
<td>NEW
</td>
<td>RESOLVED
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<b><a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED DUPLICATE - [drm:pwm_setup_backlight [i915]] *ERROR* Failed to own the pwm chip"
href="https://bugs.freedesktop.org/show_bug.cgi?id=97178#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_RESOLVED bz_closed"
title="RESOLVED DUPLICATE - [drm:pwm_setup_backlight [i915]] *ERROR* Failed to own the pwm chip"
href="https://bugs.freedesktop.org/show_bug.cgi?id=97178">bug 97178</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 yann from <a href="show_bug.cgi?id=97178#c1">comment #1</a>)
<span class="quote">> I guess that following change in drivers/gpu/drm/i915/intel_panel.c, line
> 1748 on top of kernel 4.6.x (check
> <a href="https://lists.freedesktop.org/archives/intel-gfx/2016-February/087151.html">https://lists.freedesktop.org/archives/intel-gfx/2016-February/087151.html</a>)
> - if (dev_priv->vbt.has_mipi) {
> + if (connector->base.connector_type == DRM_MODE_CONNECTOR_DSI) {
>
> should solve your issue.</span >
I don't think that should make a difference. More likely a dupe of <a class="bz_bug_link
bz_status_NEW "
title="NEW - [CHV] Backlight init fails on Surface 3 if module load order is wrong"
href="show_bug.cgi?id=96571">bug 96571</a>.
*** This bug has been marked as a duplicate of <a class="bz_bug_link
bz_status_NEW "
title="NEW - [CHV] Backlight init fails on Surface 3 if module load order is wrong"
href="show_bug.cgi?id=96571">bug 96571</a> ***</pre>
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