<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body><span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BYT]I-G-T/testdisplay && 1920x1080i showing half screen"
href="https://bugs.freedesktop.org/show_bug.cgi?id=74964">bug 74964</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<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>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BYT]I-G-T/testdisplay && 1920x1080i showing half screen"
href="https://bugs.freedesktop.org/show_bug.cgi?id=74964#c8">Comment # 8</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BYT]I-G-T/testdisplay && 1920x1080i showing half screen"
href="https://bugs.freedesktop.org/show_bug.cgi?id=74964">bug 74964</a>
from <span class="vcard"><a class="email" href="mailto:jinxianx.guo@intel.com" title="Guo Jinxian <jinxianx.guo@intel.com>"> <span class="fn">Guo Jinxian</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=74964#c7">comment #7</a>)
<span class="quote">> A quick test would be to try:
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c
> b/drivers/gpu/drm/i915/intel_display.c
> index d5eafd1..d58966a 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -5333,7 +5333,7 @@ static void i9xx_set_pipeconf(struct intel_crtc
> *intel_crtc)
>
> if (!IS_GEN2(dev) &&
> intel_crtc->config.adjusted_mode.flags & DRM_MODE_FLAG_INTERLACE)
> - pipeconf |= PIPECONF_INTERLACE_W_FIELD_INDICATION;
> + pipeconf |= PIPECONF_INTERLACE_W_SYNC_SHIFT_PANEL;
> else
> pipeconf |= PIPECONF_PROGRESSIVE;
>
>
> (This is likely to regress HDMI though and !BYT - but we should also see a
> similar bug on gm45.)</span >
1920x1080i unable to display with this patch. it shows "Display No Signal"
thanks.</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the QA Contact for the bug.</li>
<li>You are on the CC list for the bug.</li>
</ul>
</body>
</html>