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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BDW-H]System boot up causes [drm:check_crtc_state [i915]] *ERROR* mismatch in ddi_pll_sel (expected 0x00000000, found 0x80000000)"
href="https://bugs.freedesktop.org/show_bug.cgi?id=90410">90410</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BDW-H]System boot up causes [drm:check_crtc_state [i915]] *ERROR* mismatch in ddi_pll_sel (expected 0x00000000, found 0x80000000)
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>yex.tian@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>Created <span class=""><a href="attachment.cgi?id=115708" name="attach_115708" title="dmesg info">attachment 115708</a> <a href="attachment.cgi?id=115708&action=edit" title="dmesg info">[details]</a></span>
dmesg info
System Environment:
-----------------------------------------------------
Regression: not sure
Non-working platforms: BDW-H
==Kernel==
--------------------------------------------------
commit 7dcedb8e7bbf49f1342df21851d9b36786ff67ce
Author: Daniel Vetter <<a href="mailto:daniel.vetter@ffwll.ch">daniel.vetter@ffwll.ch</a>>
Date: Mon May 11 18:51:58 2015 +0200
drm-intel-nightly: 2015y-05m-11d-16h-51m-26s UTC integration manifest==Bug
detailed
==description==
System boot up causes [drm:check_crtc_state [i915]] *ERROR* mismatch in
ddi_pll_sel (expected 0x00000000, found 0x80000000) on BDW-H with the latest
nightly kernel, it also exists on drm-intel-testing-2015-05-08, it does not
exists on latest fixes branch.
==Output==
[ 8.663193] [drm:check_crtc_state [i915]] *ERROR* mismatch in ddi_pll_sel
(expected 0x00000000, found 0x80000000)
[ 8.663194] ------------[ cut here ]------------
[ 8.663202] WARNING: CPU: 0 PID: 946 at
drivers/gpu/drm/i915/intel_display.c:12074 check_crtc_state+0xb67/0xbd1
[i915]()
[ 8.663203] pipe state doesn't match!
[ 8.663223] Modules linked in: dm_mod iTCO_wdt iTCO_vendor_support ppdev
snd_hda_codec_realtek snd_hda_codec_generic snd_hda_codec_hdmi pcspkr i2c_i801
joydev lpc_ich snd_hda_intel mfd_core snd_hda_codec snd_hda_core snd_hwdep
snd_pcm snd_timer snd soundcore battery parport_pc parport ac acpi_cpufreq i915
button video drm_kms_helper drm
[ 8.663224] CPU: 0 PID: 946 Comm: kworker/0:1 Tainted: G W
4.1.0-rc2_drm-intel-testing-2015-05-08+ #2
[ 8.663225] Hardware name: Intel Corporation Broadwell Client
platform/Basking Ridge, BIOS BDW-E1R1.86C.0119.R01.1503252201 03/25/2015
[ 8.663227] Workqueue: events console_callback
[ 8.663228] 0000000000000000 0000000000000009 ffffffff817a66cc
ffff88044bfc3778
[ 8.663229] ffffffff8103ebde ffff88044bfc3770 ffffffffa00ca3b0
ffff880446e00000
[ 8.663230] ffff880446c9f000 ffff8804472a4800 ffff88044bfc3800
ffff880445e48400
[ 8.663231] Call Trace:
[ 8.663232] [<ffffffff817a66cc>] ? dump_stack+0x40/0x50
[ 8.663233] [<ffffffff8103ebde>] ? warn_slowpath_common+0x98/0xb0
[ 8.663241] [<ffffffffa00ca3b0>] ? check_crtc_state+0xb67/0xbd1 [i915]
[ 8.663242] [<ffffffff8103ec3b>] ? warn_slowpath_fmt+0x45/0x4a
[ 8.663249] [<ffffffffa00ca3b0>] ? check_crtc_state+0xb67/0xbd1 [i915]
[ 8.663260] [<ffffffffa00d959d>] ? intel_modeset_check_state+0x610/0x9e9
[i915]
[ 8.663268] [<ffffffffa00d9db8>] ? intel_crtc_set_config+0x3f8/0x531 [i915]
[ 8.663272] [<ffffffffa0018584>] ? drm_modeset_lock_all_crtcs+0x69/0x81
[drm]
[ 8.663278] [<ffffffffa000c2be>] ? drm_mode_set_config_internal+0x4e/0xd2
[drm]
[ 8.663280] [<ffffffffa0059613>] ? drm_fb_helper_pan_display+0x81/0xb6
[drm_kms_helper]
[ 8.663283] [<ffffffff81385fcd>] ? fb_pan_display+0xcb/0x10b
[ 8.663284] [<ffffffff813819d7>] ? bit_update_start+0x16/0x32
[ 8.663286] [<ffffffff8137fc87>] ? fbcon_switch+0x421/0x438
[ 8.663287] [<ffffffff813d4f18>] ? redraw_screen+0x106/0x1db
[ 8.663289] [<ffffffff813ce117>] ? complete_change_console+0x32/0xb6
[ 8.663290] [<ffffffff813d69a3>] ? console_callback+0x4b/0xed
[ 8.663291] [<ffffffff8104f985>] ? process_one_work+0x1b2/0x31d
[ 8.663292] [<ffffffff8105026f>] ? worker_thread+0x265/0x351
[ 8.663294] [<ffffffff8105000a>] ? cancel_delayed_work_sync+0xa/0xa
[ 8.663295] [<ffffffff81053ee1>] ? kthread+0xce/0xd6
[ 8.663296] [<ffffffff81053e13>] ? kthread_create_on_node+0x162/0x162
[ 8.663298] [<ffffffff817ac5d2>] ? ret_from_fork+0x42/0x70
[ 8.663300] [<ffffffff81053e13>] ? kthread_create_on_node+0x162/0x162
[ 8.663301] ---[ end trace 3824646499370b63 ]---
Reproduce steps:
----------------------------
1, start machine</pre>
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