Bug 96448 - [BDW]igt@kms_pipe_crc_basic@suspend-read-crc-pipe-? cause dmesg warn
Summary: [BDW]igt@kms_pipe_crc_basic@suspend-read-crc-pipe-? cause dmesg warn
Status: CLOSED FIXED
Alias: None
Product: DRI
Classification: Unclassified
Component: DRM/Intel (show other bugs)
Version: DRI git
Hardware: x86-64 (AMD64) Linux (All)
: medium normal
Assignee: Intel GFX Bugs mailing list
QA Contact: Intel GFX Bugs mailing list
URL:
Whiteboard:
Keywords:
Depends on:
Blocks:
 
Reported: 2016-06-09 09:21 UTC by Zhi Wang
Modified: 2017-06-30 23:40 UTC (History)
1 user (show)

See Also:
i915 platform: BDW
i915 features: display/DP


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Description Zhi Wang 2016-06-09 09:21:34 UTC
Meet this in ABAT:
https://patchwork.freedesktop.org/series/7208/

Platform: ro-bdw-i7-5557U
Error message:

/opt/igt/tests/kms_pipe_crc_basic --run-subtest suspend-read-crc-pipe-A  
dmesg [  389.107576] Suspending console(s) (use no_console_suspend to debug)
[  389.108905] sd 0:0:0:0: [sda] Synchronizing SCSI cache
[  389.111748] sd 0:0:0:0: [sda] Stopping disk
[  389.263721] Broke affinity for irq 23
[  389.263724] Broke affinity for irq 42
[  389.263726] Broke affinity for irq 43
[  389.273575]  cache: parent cpu1 should not be sleeping
[  389.280149]  cache: parent cpu2 should not be sleeping
[  389.285083]  cache: parent cpu3 should not be sleeping
[  389.329483] sd 0:0:0:0: [sda] Starting disk
[  389.845328] [drm:intel_dp_link_training_clock_recovery [i915]] *ERROR* failed to enable link training
[  389.928992] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to start channel equalization

 /opt/igt/tests/kms_pipe_crc_basic --run-subtest suspend-read-crc-pipe-B  
dmesg [  404.434876] Suspending console(s) (use no_console_suspend to debug)
[  404.436248] sd 0:0:0:0: [sda] Synchronizing SCSI cache
[  404.440614] sd 0:0:0:0: [sda] Stopping disk
[  404.596305] Broke affinity for irq 42
[  404.605813]  cache: parent cpu1 should not be sleeping
[  404.612288]  cache: parent cpu2 should not be sleeping
[  404.617202]  cache: parent cpu3 should not be sleeping
[  404.670701] sd 0:0:0:0: [sda] Starting disk
[  405.174083] [drm:intel_dp_link_training_clock_recovery [i915]] *ERROR* failed to enable link training
[  405.257779] [drm:intel_dp_start_link_train [i915]] *ERROR* failed to start channel equalization
Comment 1 anusha 2016-06-28 23:07:07 UTC
Hi Wang,

Can you tell me the monitor you are using?
Comment 2 Elio 2016-06-29 17:58:10 UTC
The bug is not present using the following configuration:

Kernel:4.7.0rc4
OS: Ubuntu 16.04
IGT Version: intel-gpu-tools-1.15
Platform: BDW-u Intel NUC 5i7RYH
Primary Display: HP EliteDisplay E241i

GFX Stack configuration:

++ Date : jun-WW24-01-11:31:29 

 --> Component : drm 
	 url : http://cgit.freedesktop.org/mesa/drm 
	 tag : libdrm-2.4.68 
	 commit : fc09c5a 
	 author : Kenneth Graunke <kenneth@whitecape.org> 
	 age : 6 weeks ago 
 --> Component : mesa 
	 url : http://cgit.freedesktop.org/mesa/mesa 
	 tag : mesa-11.2.2 
	 commit : 3a9f628 
	 author : Emil Velikov <emil.velikov@collabora.com> 
	 age : 4 weeks ago 
 --> Component : xf86-video-intel 
	 url : http://cgit.freedesktop.org/xorg/driver/xf86-video-intel 
	 tag : 2.99.917 
	 commit : baec802 
	 author : Chris Wilson <chris@chris-wilson.co.uk> 
	 age : 1 year 6 months ago 
 --> Component : libva 
	 url : http://cgit.freedesktop.org/libva/ 
	 tag : libva-1.7.1.pre1 
	 commit : 453876f 
	 author : Xiang Haihao <haihao.xiang@intel.com> 
	 age : 4 days ago 
 --> Component : vaapi (intel-driver) 
	 url : http://cgit.freedesktop.org/vaapi/intel-driver 
	 tag : 1.7.1.pre1 
	 commit : 2975480 
	 author : Xiang Haihao <haihao.xiang@intel.com> 
	 age : 4 days ago 
 --> Component : cairo 
	 url : http://cgit.freedesktop.org/cairo 
	 tag : 1.15.2 
	 commit : db8a7f1 
	 author : Bryce Harrington <bryce@osg.samsung.com> 
	 age : 6 months ago 
 --> Component : xserver 
	 url :  http://cgit.freedesktop.org/xorg/xserver 
	 tag : xorg-server-1.18.3 
	 commit : 9454cd5 
	 author : Adam Jackson <ajax@redhat.com> 
	 age : 9 weeks ago 
 --> Component : intel-gpu-tools 
	 url : http://cgit.freedesktop.org/xorg/app/intel-gpu-tools 
	 tag : intel-gpu-tools-1.15 
	 commit : 3ce58b6 
	 author : Marius Vlad <marius.c.vlad@intel.com> 
	 age : 6 days ago 


Please confirm if you still facing the issue with this configuration


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