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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [radeonsi] [drm:si_dpm_set_power_state [radeon]] *ERROR* si_restrict_performance_levels_before_switch failed"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91375#c12">Comment # 12</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [radeonsi] [drm:si_dpm_set_power_state [radeon]] *ERROR* si_restrict_performance_levels_before_switch failed"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91375">bug 91375</a>
from <span class="vcard"><a class="email" href="mailto:hkiang01@gmail.com" title="hkiang01@gmail.com">hkiang01@gmail.com</a>
</span></b>
<pre>Also experiencing this bug on a fresh install of Ubuntu 17.10. I'm using a
Radeon HD 7850.
harry@harry-ubuntu:~$ uname -a
Linux harry-ubuntu 4.13.0-16-generic #19-Ubuntu SMP Wed Oct 11 18:35:14 UTC
2017 x86_64 x86_64 x86_64 GNU/Linux
harry@harry-ubuntu:~$ dmesg | egrep 'drm|radeon'
[ 0.801726] [drm] radeon kernel modesetting enabled.
[ 0.805265] fb: switching to radeondrmfb from VESA VGA
[ 0.805474] [drm] initializing kernel modesetting (PITCAIRN 0x1002:0x6819
0x174B:0xE218 0x00).
[ 0.805569] radeon 0000:08:00.0: VRAM: 2048M 0x0000000000000000 -
0x000000007FFFFFFF (2048M used)
[ 0.805570] radeon 0000:08:00.0: GTT: 2048M 0x0000000080000000 -
0x00000000FFFFFFFF
[ 0.805573] [drm] Detected VRAM RAM=2048M, BAR=256M
[ 0.805573] [drm] RAM width 256bits DDR
[ 0.805638] [drm] radeon: 2048M of VRAM memory ready
[ 0.805638] [drm] radeon: 2048M of GTT memory ready.
[ 0.805644] [drm] Loading pitcairn Microcode
[ 0.805719] [drm] Internal thermal controller with fan control
[ 0.805751] [drm] probing gen 2 caps for device 8086:151 = 261a103/e
[ 0.812955] [drm] radeon: dpm initialized
[ 0.816286] [drm] Found VCE firmware/feedback version 50.0.1 / 17!
[ 0.816292] [drm] GART: num cpu pages 524288, num gpu pages 524288
[ 0.817432] [drm] probing gen 2 caps for device 8086:151 = 261a103/e
[ 0.817435] [drm] PCIE gen 3 link speeds already enabled
[ 0.823221] [drm] PCIE GART of 2048M enabled (table at 0x00000000001D6000).
[ 0.823328] radeon 0000:08:00.0: WB enabled
[ 0.823330] radeon 0000:08:00.0: fence driver on ring 0 use gpu addr
0x0000000080000c00 and cpu addr 0xffff9f7a09864c00
[ 0.823331] radeon 0000:08:00.0: fence driver on ring 1 use gpu addr
0x0000000080000c04 and cpu addr 0xffff9f7a09864c04
[ 0.823332] radeon 0000:08:00.0: fence driver on ring 2 use gpu addr
0x0000000080000c08 and cpu addr 0xffff9f7a09864c08
[ 0.823332] radeon 0000:08:00.0: fence driver on ring 3 use gpu addr
0x0000000080000c0c and cpu addr 0xffff9f7a09864c0c
[ 0.823333] radeon 0000:08:00.0: fence driver on ring 4 use gpu addr
0x0000000080000c10 and cpu addr 0xffff9f7a09864c10
[ 0.823648] radeon 0000:08:00.0: fence driver on ring 5 use gpu addr
0x0000000000075a18 and cpu addr 0xffffb467c1635a18
[ 0.843640] radeon 0000:08:00.0: fence driver on ring 6 use gpu addr
0x0000000080000c18 and cpu addr 0xffff9f7a09864c18
[ 0.843641] radeon 0000:08:00.0: fence driver on ring 7 use gpu addr
0x0000000080000c1c and cpu addr 0xffff9f7a09864c1c
[ 0.843647] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 0.843647] [drm] Driver supports precise vblank timestamp query.
[ 0.843648] radeon 0000:08:00.0: radeon: MSI limited to 32-bit
[ 0.843676] radeon 0000:08:00.0: radeon: using MSI.
[ 0.843696] [drm] radeon: irq initialized.
[ 0.998252] [drm] ring test on 0 succeeded in 4 usecs
[ 0.998255] [drm] ring test on 1 succeeded in 1 usecs
[ 0.998258] [drm] ring test on 2 succeeded in 1 usecs
[ 0.998267] [drm] ring test on 3 succeeded in 6 usecs
[ 0.998274] [drm] ring test on 4 succeeded in 5 usecs
[ 1.173960] [drm] ring test on 5 succeeded in 2 usecs
[ 1.173964] [drm] UVD initialized successfully.
[ 1.283164] [drm] ring test on 6 succeeded in 29 usecs
[ 1.283174] [drm] ring test on 7 succeeded in 3 usecs
[ 1.283175] [drm] VCE initialized successfully.
[ 1.283357] [drm] ib test on ring 0 succeeded in 0 usecs
[ 1.283409] [drm] ib test on ring 1 succeeded in 0 usecs
[ 1.283461] [drm] ib test on ring 2 succeeded in 0 usecs
[ 1.283504] [drm] ib test on ring 3 succeeded in 0 usecs
[ 1.283545] [drm] ib test on ring 4 succeeded in 0 usecs
[ 1.952142] [drm] ib test on ring 5 succeeded
[ 2.464166] [drm] ib test on ring 6 succeeded
[ 2.976121] [drm] ib test on ring 7 succeeded
[ 2.977065] [drm] Radeon Display Connectors
[ 2.977065] [drm] Connector 0:
[ 2.977065] [drm] DP-1
[ 2.977066] [drm] HPD4
[ 2.977067] [drm] DDC: 0x6530 0x6530 0x6534 0x6534 0x6538 0x6538 0x653c
0x653c
[ 2.977067] [drm] Encoders:
[ 2.977067] [drm] DFP1: INTERNAL_UNIPHY2
[ 2.977068] [drm] Connector 1:
[ 2.977068] [drm] DP-2
[ 2.977068] [drm] HPD5
[ 2.977069] [drm] DDC: 0x6540 0x6540 0x6544 0x6544 0x6548 0x6548 0x654c
0x654c
[ 2.977069] [drm] Encoders:
[ 2.977069] [drm] DFP2: INTERNAL_UNIPHY2
[ 2.977070] [drm] Connector 2:
[ 2.977070] [drm] HDMI-A-1
[ 2.977070] [drm] HPD1
[ 2.977071] [drm] DDC: 0x6550 0x6550 0x6554 0x6554 0x6558 0x6558 0x655c
0x655c
[ 2.977071] [drm] Encoders:
[ 2.977071] [drm] DFP3: INTERNAL_UNIPHY1
[ 2.977071] [drm] Connector 3:
[ 2.977072] [drm] DVI-I-1
[ 2.977072] [drm] HPD6
[ 2.977073] [drm] DDC: 0x6580 0x6580 0x6584 0x6584 0x6588 0x6588 0x658c
0x658c
[ 2.977073] [drm] Encoders:
[ 2.977073] [drm] DFP4: INTERNAL_UNIPHY
[ 2.977073] [drm] CRT1: INTERNAL_KLDSCP_DAC1
[ 3.153644] [drm] fb mappable at 0xE05D8000
[ 3.153645] [drm] vram apper at 0xE0000000
[ 3.153645] [drm] size 8294400
[ 3.153645] [drm] fb depth is 24
[ 3.153646] [drm] pitch is 7680
[ 3.153682] fbcon: radeondrmfb (fb0) is primary device
[ 3.153747] radeon 0000:08:00.0: fb0: radeondrmfb frame buffer device
[ 3.168057] [drm] Initialized radeon 2.50.0 20080528 for 0000:08:00.0 on
minor 0
[ 3.182342] [drm] amdgpu kernel modesetting enabled.
[ 888.873960] [drm:si_dpm_set_power_state [radeon]] *ERROR*
si_restrict_performance_levels_before_switch failed
harry@harry-ubuntu:~$ lspci -nn | grep -E 'VGA|Display'
08:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc.
[AMD/ATI] Pitcairn PRO [Radeon HD 7850 / R7 265 / R9 270 1024SP] [1002:6819]
harry@harry-ubuntu:~$</pre>
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