[Bug 77565] [BDW bisected]igt/pm_pc8 subcases cause system hang

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=77565

Imre Deak <imre.deak at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |NEEDINFO

--- Comment #7 from Imre Deak <imre.deak at gmail.com> ---
(In reply to comment #6)
> > 
> > Please try the following branch:
> > https://github.com/ideak/linux/commits/bdw-rc6-rpm-fix
> 
> Apply this patch fail, test the patch as below:

Please test the whole branch. You can get it with:
$ git clone -b bdw-rc6-rpm-fix git://github.com/ideak/linux

Also, please apply the following igt patch too, it should just make the pm_pc8
skip if runtime PM is disabled:

diff --git a/tests/pm_pc8.c b/tests/pm_pc8.c
index 010af44..9a95326 100644
--- a/tests/pm_pc8.c
+++ b/tests/pm_pc8.c
@@ -769,7 +769,7 @@ static void setup_environment(void)
     printf("Runtime PM support: %d\n", has_runtime_pm);
     printf("PC8 residency support: %d\n", has_pc8);

-    igt_require(has_runtime_pm || has_pc8);
+    igt_require(has_runtime_pm);
 }

 static void teardown_environment(void)

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