[Bug 107003] New: Timeout in nvkm_falcon_v1_clear_interrupt on gp104 - bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ

From: bugzilla-daemon-CC+yJ3UmIYqDUpFQwHEjaQ@public.gmane.org
To: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Subject: [Bug 107003] New: Timeout in nvkm_falcon_v1_clear_interrupt on gp104
Date: Fri, 22 Jun 2018 22:02:49 +0000	[thread overview]
Message-ID: <bug-107003-8800@http.bugs.freedesktop.org/> (raw)

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https://bugs.freedesktop.org/show_bug.cgi?id=107003

            Bug ID: 107003
           Summary: Timeout in nvkm_falcon_v1_clear_interrupt on gp104
           Product: xorg
           Version: unspecified
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Driver/nouveau
          Assignee: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
          Reporter: mine809-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
        QA Contact: xorg-team-go0+a7rfsptAfugRpC6u6w@public.gmane.org

Created attachment 140286
  --> https://bugs.freedesktop.org/attachment.cgi?id=140286&action=edit
Dmesg captured of timeout occuring

Increasing the timeout duration doesn't fix the problem.

A cursory look at the code would suggest that the clear interrupt mask fails to
be written to the io space of falcon, but that's the extent of my knowledge.

Attached dmesg shows the issue occuring.

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