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<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_VERIFIED bz_closed"
title="VERIFIED FIXED - [BDW Regression]igt/kms_universal_plane/disable-primary-vs-flip-pipe-A causes " WARNING: CPU: 0 PID: 4454 at drivers/gpu/drm/i915/intel_display.c:1278 assert_plane+0x7b/0x80 [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=81708">bug 81708</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>RESOLVED
</td>
<td>VERIFIED
</td>
</tr></table>
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<div>
<b><a class="bz_bug_link
bz_status_VERIFIED bz_closed"
title="VERIFIED FIXED - [BDW Regression]igt/kms_universal_plane/disable-primary-vs-flip-pipe-A causes " WARNING: CPU: 0 PID: 4454 at drivers/gpu/drm/i915/intel_display.c:1278 assert_plane+0x7b/0x80 [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=81708#c4">Comment # 4</a>
on <a class="bz_bug_link
bz_status_VERIFIED bz_closed"
title="VERIFIED FIXED - [BDW Regression]igt/kms_universal_plane/disable-primary-vs-flip-pipe-A causes " WARNING: CPU: 0 PID: 4454 at drivers/gpu/drm/i915/intel_display.c:1278 assert_plane+0x7b/0x80 [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=81708">bug 81708</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>Verified.
[root@x-bdw01 tests]# ./kms_universal_plane --run-subtest
disable-primary-vs-flip-pipe-A
IGT-Version: 1.7-gf473a55 (x86_64) (Linux:
3.17.0-rc2_drm-intel-fixes_bbfb44_20140903+ x86_64)
Warning on condition flags != 0 in fucntion check_stop_rings, file
drmtest.c:112
i915_ring_stop flags on exit 0xc0000004, can't quiescent gpu cleanly
Subtest disable-primary-vs-flip-pipe-A: SUCCESS
[root@x-bdw01 tests]# dmesg -r|egrep "<[1-4]>"|grep drm
<4>[ 64.863832] WARNING: CPU: 0 PID: 4893 at
drivers/gpu/drm/i915/intel_display.c:1278 hsw_disable_ips+0x2d/0x15a [i915]()
<4>[ 64.863838] Modules linked in: ip6table_filter ip6_tables ipv6
iptable_filter ip_tables ebtable_nat ebtables x_tables iTCO_wdt dm_mod
iTCO_vendor_support ppdev pcspkr snd_hda_codec_hdmi i2c_i801 snd_hda_intel
snd_hda_controller snd_hda_codec snd_hwdep lpc_ich mfd_core snd_pcm snd_timer
snd soundcore battery parport_pc parport ac acpi_cpufreq i915 button video
drm_kms_helper drm cfbfillrect cfbimgblt cfbcopyarea
<4>[ 64.863892] CPU: 0 PID: 4893 Comm: kms_universal_p Not tainted
3.17.0-rc2_drm-intel-fixes_bbfb44_20140903+ #2092
<4>[ 64.864068] [<ffffffffa001f6ab>] ? drm_get_edid+0x1e/0x231 [drm]
<4>[ 64.864126] [<ffffffffa0017ea6>] ?
drm_mode_set_config_internal+0x4b/0xb3 [drm]
<4>[ 64.864138] [<ffffffffa001b82e>] ? drm_mode_setcrtc+0x3e6/0x48b [drm]
<4>[ 64.864151] [<ffffffffa00108dc>] ? drm_ioctl+0x279/0x3bc [drm]
<4>[ 64.864162] [<ffffffffa001b448>] ? drm_mode_setplane+0x16d/0x16d [drm]
About new Calltrace, was tracked by <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW Regression]igt/pm_rpm some subcases cause “WARNING: CPU: 0 PID: 4578 at drivers/gpu/drm/i915/intel_display.c:1294 hsw_disable_ips+0x2d/0x15a [i915]()”"
href="show_bug.cgi?id=83177">bug 83177</a></pre>
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