[Bug 51381] [drm:atom_op_jump] *ERROR* atombios stuck in loop for more than 5secs aborting, when disabled via vgaswitcheroo

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=51381

Nico Sneck (nicosneck at hotmail.com) changed:

           What    |Removed                     |Added
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                 CC|                            |nicosneck at hotmail.com

--- Comment #52 from Nico Sneck (nicosneck at hotmail.com) ---
I have this same issue, with an Asus K73TK laptop. It has an A6-3420M-APU and a
7670M dGPU.

On boot these appear in dmesg:

[   27.436081] [drm:atom_op_jump [radeon]] *ERROR* atombios stuck in loop for
more than 5secs aborting
[   27.436195] [drm:atom_execute_table_locked [radeon]] *ERROR* atombios stuck
executing CE9C (len 62, WS 0, PS 0) @ 0xCEB8
[   27.436307] [drm:atom_execute_table_locked [radeon]] *ERROR* atombios stuck
executing BB9C (len 1036, WS 4, PS 0) @ 0xBC99
[   27.436420] [drm:atom_execute_table_locked [radeon]] *ERROR* atombios stuck
executing BB32 (len 76, WS 0, PS 8) @ 0xBB3A
[   27.436740] [drm:radeon_pm_resume [radeon]] *ERROR* radeon: dpm resume
failed
[   29.148572] [drm] PCIE GART of 1024M enabled (table at 0x0000000000162000).
[   29.370027] [drm:r600_ring_test [radeon]] *ERROR* radeon: ring 0 test failed
(scratch(0x8504)=0xFFFFFFFF)
[   29.370149] [drm:evergreen_resume [radeon]] *ERROR* evergreen startup failed
on resume
[   29.370321] [drm:radeon_pm_resume [radeon]] *ERROR* radeon: dpm resume
failed
[   34.372053] [drm:atom_op_jump [radeon]] *ERROR* atombios stuck in loop for
more than 5secs aborting
[   34.372115] [drm:atom_execute_table_locked [radeon]] *ERROR* atombios stuck
executing C546 (len 1136, WS 0, PS 0) @ 0xC570

Adding a PX quirk for this device worked, and booting happens without errors
now.
I'll send the patch to amd-gfx.

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