[Bug 195295] USB device insertion turns on discrete Radeon GPU

[bugzilla-daemon@bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=195295

--- Comment #3 from Eugene Shalygin (eugene.shalygin@gmail.com) ---
Tried 4.10.6, which was free of this bug at the time I used it, but now it show
the same behaviour. Here is a part from dmesg:

[   21.074717] usb 3-1: new high-speed USB device number 5 using xhci_hcd
[   21.249295] usb 3-1: New USB device found, idVendor=13fe, idProduct=3600
[   21.249299] usb 3-1: New USB device strings: Mfr=1, Product=2,
SerialNumber=3
[   21.249300] usb 3-1: Product:                 
[   21.249301] usb 3-1: Manufacturer:         
[   21.249302] usb 3-1: SerialNumber: 90B20A000FA260F6
[   21.920245] [drm] probing gen 2 caps for device 8086:c01 = 261ad03/e
[   21.920250] [drm] PCIE gen 3 link speeds already enabled
[   21.923553] [drm] PCIE GART of 2048M enabled (table at 0x00000000001D6000).
[   21.923706] radeon 0000:01:00.0: WB enabled
[   21.923709] radeon 0000:01:00.0: fence driver on ring 0 use gpu addr
0x0000000100000c00 and cpu addr 0xffff8807fc864c00
[   21.923710] radeon 0000:01:00.0: fence driver on ring 1 use gpu addr
0x0000000100000c04 and cpu addr 0xffff8807fc864c04
[   21.923711] radeon 0000:01:00.0: fence driver on ring 2 use gpu addr
0x0000000100000c08 and cpu addr 0xffff8807fc864c08
[   21.923712] radeon 0000:01:00.0: fence driver on ring 3 use gpu addr
0x0000000100000c0c and cpu addr 0xffff8807fc864c0c
[   21.923713] radeon 0000:01:00.0: fence driver on ring 4 use gpu addr
0x0000000100000c10 and cpu addr 0xffff8807fc864c10
[   21.923917] radeon 0000:01:00.0: fence driver on ring 5 use gpu addr
0x0000000000075a18 and cpu addr 0xffffc9000ba35a18
[   21.944050] radeon 0000:01:00.0: fence driver on ring 6 use gpu addr
0x0000000100000c18 and cpu addr 0xffff8807fc864c18
[   21.944051] radeon 0000:01:00.0: fence driver on ring 7 use gpu addr
0x0000000100000c1c and cpu addr 0xffff8807fc864c1c
[   22.091949] [drm] ring test on 0 succeeded in 2 usecs
[   22.091954] [drm] ring test on 1 succeeded in 1 usecs
[   22.091957] [drm] ring test on 2 succeeded in 1 usecs
[   22.091962] [drm] ring test on 3 succeeded in 3 usecs
[   22.091967] [drm] ring test on 4 succeeded in 3 usecs
[   22.269145] [drm] ring test on 5 succeeded in 2 usecs
[   22.269148] [drm] UVD initialized successfully.
[   22.379257] [drm] ring test on 6 succeeded in 13 usecs
[   22.379267] [drm] ring test on 7 succeeded in 4 usecs
[   22.379268] [drm] VCE initialized successfully.
[   22.379332] [drm] ib test on ring 0 succeeded in 0 usecs
[   22.379356] [drm] ib test on ring 1 succeeded in 0 usecs
[   22.379376] [drm] ib test on ring 2 succeeded in 0 usecs
[   22.379394] [drm] ib test on ring 3 succeeded in 0 usecs
[   22.379411] [drm] ib test on ring 4 succeeded in 0 usecs
[   23.036811] [drm] ib test on ring 5 succeeded
[   23.588821] [drm] ib test on ring 6 succeeded
[   24.100855] [drm] ib test on ring 7 succeeded
[   24.100915] switching from power state:
[   24.100917]  ui class: 
[   24.100918] none
[   24.100921]  internal class: 
[   24.100921] boot 

[   24.100925]  caps: 

[   24.100929]  uvd    vclk: 0 dclk: 0
[   24.100932]          power level 0    sclk: 30000 mclk: 15000 vddc: 900
vddci: 850 pcie gen: 3
[   24.100933]  status: 
[   24.100934] c 
[   24.100935] b 

[   24.100939] switching to power state:
[   24.100940]  ui class: 
[   24.100941] performance
[   24.100943]  internal class: 
[   24.100944] none

[   24.100948]  caps: 

[   24.100951]  uvd    vclk: 0 dclk: 0
[   24.100954]          power level 0    sclk: 30000 mclk: 15000 vddc: 825
vddci: 850 pcie gen: 3
[   24.100956]          power level 1    sclk: 45000 mclk: 125000 vddc: 900
vddci: 975 pcie gen: 3
[   24.100959]          power level 2    sclk: 85000 mclk: 125000 vddc: 1000
vddci: 975 pcie gen: 3
[   24.100961]          power level 3    sclk: 90000 mclk: 125000 vddc: 1025
vddci: 975 pcie gen: 3
[   24.100962]  status: 
[   24.100963] r 

[   24.119263] usb-storage 3-1:1.0: USB Mass Storage device detected
[   24.119319] usb-storage 3-1:1.0: Quirks match for vid 13fe pid 3600: 4000
[   24.119348] scsi host6: usb-storage 3-1:1.0
[   24.119413] usbcore: registered new interface driver usb-storage
[   24.119899] usbcore: registered new interface driver uas

Probably, the problem is caused by another package? But how can I even guess
which one to check?

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