Bug 74958

Summary: [HSW]igt/pm_rps/min-max-config-idle fails with -fixes kernel
Product: DRI Reporter: lu hua <huax.lu>
Component: DRM/IntelAssignee: Mika Kuoppala <mika.kuoppala>
Status: CLOSED FIXED QA Contact: Intel GFX Bugs mailing list <intel-gfx-bugs>
Severity: normal    
Priority: medium CC: intel-gfx-bugs
Version: unspecified   
Hardware: All   
OS: Linux (All)   
Whiteboard:
i915 platform: i915 features:
Attachments:
Description Flags
dmesg none

Description lu hua 2014-02-14 03:07:59 UTC 
Created attachment 94040 [details]
dmesg

System Environment:
--------------------------
Platform: Haswell
Kernel: (drm-intel-fixes) 2f589112609b0a964b3d78c99c0f3a83ac16add6

Bug detailed description:
-----------------------------
New case pm_rps/min-max-config-idle fails on haswell with -fixes kernel. It works well on -nightly and -queued kernel.

output:
IGT-Version: 1.5-g9597836 (x86_64) (Linux: 3.13.0-rc8_drm-intel-fixes_2f5891_20140214+ x86_64)
Test assertion failure function idle_check, file pm_rps.c:437:
Last errno: 22, Invalid argument
Failed assertion: freqs[CUR] == freqs[MIN]
Subtest min-max-config-idle: FAIL

Reproduce steps:
----------------------------
1. ./pm_rps --run-subtest min-max-config-idle
Comment 1 Daniel Vetter 2014-02-14 08:01:13 UTC 
Yeah, this is an issue only fixed in dinq with

commit b8a5ff8d7c676a04e0da5ec16bb068dd39459042
Author: Jeff McGee <jeff.mcgee@intel.com>
Date:   Tue Feb 4 11:37:01 2014 -0600

    drm/i915: Update rps interrupt limits

I won't backport the patch to -fixes since the user impact is really small.
Comment 2 lu hua 2014-02-17 05:47:02 UTC 
Verified.Fixed.
Comment 3 Elizabeth 2017-10-06 14:40:00 UTC 
Closing old verified.

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