[Bug 27744] New: atombios stuck in loop - during suspend

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=27744

           Summary: atombios stuck in loop - during suspend
           Product: DRI
           Version: unspecified
          Platform: x86-64 (AMD64)
        OS/Version: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: DRM/Radeon
        AssignedTo: dri-devel at lists.freedesktop.org
        ReportedBy: parag.warudkar at gmail.com


Created an attachment (id=35172)
 --> (https://bugs.freedesktop.org/attachment.cgi?id=35172)
Radeon 3650 BIOS

I regularly hit the below during resume from RAM -
[   80.484213] [drm:atom_op_jump] *ERROR* atombios stuck in loop for more 
> than 1sec aborting
> [   80.484218] [drm:atom_execute_table_locked] *ERROR* atombios stuck 
> executing FA30 (len 493, WS 0, PS 4) @ 0xFA71
> [   81.497547] [drm:atom_op_jump] *ERROR* atombios stuck in loop for more 
> than 1sec aborting
> [   81.497552] [drm:atom_execute_table_locked] *ERROR* atombios stuck 
> executing FA30 (len 493, WS 0, PS 4) @ 0xFA71
> [   81.548053] PM: resume of devices complete after 2129.312 msecs
> [   81.746649] PM: Finishing wakeup.
> [   81.746651] Restarting tasks ... done.

Bumping the 1sec timeout to 2sec cures it - does not seems to be impacting
anything else.

lspci -v
01:00.0 VGA compatible controller: ATI Technologies Inc Mobility Radeon HD 3650
        Subsystem: Hewlett-Packard Company Device 30e7
        Flags: bus master, fast devsel, latency 0, IRQ 31
        Memory at c0000000 (32-bit, prefetchable) [size=256M]
        I/O ports at 7000 [size=256]
        Memory at d8300000 (32-bit, non-prefetchable) [size=64K]
        Expansion ROM at d8320000 [disabled] [size=128K]
        Capabilities: [50] Power Management version 3
        Capabilities: [58] Express Legacy Endpoint, MSI 00
        Capabilities: [a0] Message Signalled Interrupts: Mask- 64bit+ Queue=0/0
Enable+
        Capabilities: [100] Vendor Specific Information <?>
        Kernel driver in use: radeon
        Kernel modules: radeon

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