[Bug 108778] [R9 390] amdgpu: Fatal error during GPU init 4.20-rc2

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108778

--- Comment #5 from Garth Theisen <garththeisen at hotmail.com> ---
Reviewing my 4.18.18 log, the dce110_link_encoder_construct is present, but not
'amdgpu: [powerplay] Failed to retrieve minimum clocks.'.

[    3.314952] [drm] amdgpu: 8192M of VRAM memory ready
[    3.314954] [drm] amdgpu: 8192M of GTT memory ready.
[    3.314967] [drm] GART: num cpu pages 262144, num gpu pages 262144
[    3.315973] [drm] PCIE GART of 1024M enabled (table at 0x000000F4007E9000).
[    3.317330] [drm] Internal thermal controller with fan control
[    3.343843] random: alsactl: uninitialized urandom read (4 bytes read)
[    3.343850] random: alsactl: uninitialized urandom read (4 bytes read)
[    3.347055] [drm] Invalid PCC GPIO: 13!
[    3.347057] [drm] amdgpu: dpm initialized
[    3.356305] [drm] Found UVD firmware Version: 1.64 Family ID: 9
[    3.357433] [drm] Found VCE firmware Version: 50.10 Binary ID: 2
[    3.357629] [drm] PCIE gen 2 link speeds already enabled
[    3.365448] [drm] dce110_link_encoder_construct: Failed to get
encoder_cap_info from VBIOS with error code 4!
[    3.365462] [drm] dce110_link_encoder_construct: Failed to get
encoder_cap_info from VBIOS with error code 4!
[    3.365475] [drm] dce110_link_encoder_construct: Failed to get
encoder_cap_info from VBIOS with error code 4!
[    3.377133] [drm] Display Core initialized with v3.1.44!
[    3.403803] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[    3.403805] [drm] Driver supports precise vblank timestamp query.
[    3.442064] [drm] UVD initialized successfully.
[    3.570052] [drm] VCE initialized successfully.
[    3.572268] [drm] fb mappable at 0xD0BD0000
[    3.572269] [drm] vram apper at 0xD0000000
[    3.572270] [drm] size 8294400
[    3.572271] [drm] fb depth is 24
[    3.572271] [drm]    pitch is 7680
[    3.572350] fbcon: amdgpudrmfb (fb0) is primary device
[    3.576367] [drm] dce_get_required_clocks_state: clocks unsupported disp_clk
681000 pix_clk 148500
[    3.593179] Console: switching to colour frame buffer device 240x67
[    3.599360] amdgpu 0000:01:00.0: fb0: amdgpudrmfb frame buffer device
[    3.607152] [drm] Initialized amdgpu 3.26.0 20150101 for 0000:01:00.0 on
minor 0

(In reply to Garth Theisen from comment #4)
> After applying the patch 4.19.2 boots without the Init failure.
> 
> There seems to be some additional issues present in the dmesg log after the
> patch ... but this might be occurring for the 4.18.x series also.
> 
> [    3.705820] amdgpu: [powerplay] Failed to retrieve minimum clocks.
> [    3.705821] amdgpu: [powerplay] Error in phm_get_clock_info 
> [    3.705922] [drm] dce110_link_encoder_construct: Failed to get
> encoder_cap_info from VBIOS with error code 4!
> [    3.705932] [drm] dce110_link_encoder_construct: Failed to get
> encoder_cap_info from VBIOS with error code 4!
> [    3.705943] [drm] dce110_link_encoder_construct: Failed to get
> encoder_cap_info from VBIOS with error code 4!
> [    3.720386] [drm] Display Core initialized with v3.1.59!
> [    3.748551] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
> [    3.748552] [drm] Driver supports precise vblank timestamp query.
> [    3.786502] [drm] UVD initialized successfully.
> [    3.907523] [drm] VCE initialized successfully.
> [    3.911228] [drm] fb mappable at 0xD0BD0000
> [    3.911230] [drm] vram apper at 0xD0000000
> [    3.911232] [drm] size 8294400
> [    3.911233] [drm] fb depth is 24
> [    3.911234] [drm]    pitch is 7680
> [    3.911401] fbcon: amdgpudrmfb (fb0) is primary device
> [    3.937471] Console: switching to colour frame buffer device 240x67
> [    3.942828] amdgpu 0000:01:00.0: fb0: amdgpudrmfb frame buffer device
> [    3.949554] [drm] Initialized amdgpu 3.27.0 20150101 for 0000:01:00.0 on
> minor 0

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