[Bug 215285] New: power9 le: amdgpu: *ERROR* hw_init of IP block <psp> failed -22

https://bugzilla.kernel.org/show_bug.cgi?id=215285

            Bug ID: 215285
           Summary: power9 le: amdgpu: *ERROR* hw_init of IP block <psp>
                    failed -22
           Product: Platform Specific/Hardware
           Version: 2.5
    Kernel Version: 5.15.6
          Hardware: PPC-64
                OS: Linux
              Tree: Mainline
            Status: NEW
          Severity: high
          Priority: P1
         Component: PPC-64
          Assignee: platform_ppc-64@kernel-bugs.osdl.org
          Reporter: sid@aeam.us
        Regression: No

POWER9 blackbird system from Talos. GPU is 6600XT. This seems to be a flip flop
regression: https://gitlab.freedesktop.org/drm/amd/-/issues/1519

[   54.313046] [drm] Found VCN firmware Version ENC: 1.16 DEC: 2 VEP: 0
Revision: 1
[   54.313054] amdgpu 0000:03:00.0: amdgpu: Will use PSP to load VCN firmware
[   54.314153] amdgpu 0000:03:00.0: enabling bus mastering
[   54.570938] [drm:psp_hw_start [amdgpu]] *ERROR* PSP create ring failed!
[   54.571061] [drm:psp_hw_init [amdgpu]] *ERROR* PSP firmware loading failed
[   54.571175] [drm:amdgpu_device_fw_loading [amdgpu]] *ERROR* hw_init of IP
block <psp> failed -22
[   54.571277] amdgpu 0000:03:00.0: amdgpu: amdgpu_device_ip_init failed
[   54.571279] amdgpu 0000:03:00.0: amdgpu: Fatal error during GPU init
[   54.571282] amdgpu 0000:03:00.0: amdgpu: amdgpu: finishing device.
[   54.572789] amdgpu: probe of 0000:03:00.0 failed with error -22

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https://bugzilla.kernel.org/show_bug.cgi?id=215285

--- Comment #1 from R0b0t1 (sid@aeam.us) ---

Probable cause: missing dependencies (https://bugs.gentoo.org/736994).
For PPC64, unsure of fix, see https://bugs.gentoo.org/829209 -- is there really
a hard dependency on X86_64 and ACPI?

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Michael Ellerman (michael@ellerman.id.au) changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |michael@ellerman.id.au
         Resolution|---                         |ANSWERED

--- Comment #2 from Michael Ellerman (michael@ellerman.id.au) ---

This would be better reported to the amdgpu developers:

https://gitlab.freedesktop.org/drm/amd/-/issues

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Michael Ellerman (michael@ellerman.id.au) changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |CLOSED

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