> -----Original Message-----
> From: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
> Sent: Thursday, August 08, 2019 1:45 AM
> To: Huang, Ray <Ray.Huang@xxxxxxx>
> Cc: Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Koenig, Christian
> <Christian.Koenig@xxxxxxx>; Zhou, David(ChunMing)
> <David1.Zhou@xxxxxxx>; amd-gfx list <amd-gfx@xxxxxxxxxxxxxxxxxxxxx>;
> dri-devel@xxxxxxxxxxxxxxxxxxxxx; LKML <linux-kernel@xxxxxxxxxxxxxxx>;
> Anthony Wong <anthony.wong@xxxxxxxxxxxxx>
> Subject: Re: [Regression] "drm/amdgpu: enable gfxoff again on raven series
> (v2)"
>
> Hi Ray,
>
> at 00:03, Huang, Ray <Ray.Huang@xxxxxxx> wrote:
>
> > May I know the all firmware version in your system?
Seems to the issue we encountered with IOMMU enabled. Could you please disable iommu in SBIOS or GRUB?
Thanks,
Ray
>
> # cat amdgpu_firmware_info
> VCE feature version: 0, firmware version: 0x00000000
> UVD feature version: 0, firmware version: 0x00000000
> MC feature version: 0, firmware version: 0x00000000
> ME feature version: 40, firmware version: 0x00000099
> PFP feature version: 40, firmware version: 0x000000ae
> CE feature version: 40, firmware version: 0x0000004d
> RLC feature version: 1, firmware version: 0x00000213
> RLC SRLC feature version: 1, firmware version: 0x00000001
> RLC SRLG feature version: 1, firmware version: 0x00000001
> RLC SRLS feature version: 1, firmware version: 0x00000001
> MEC feature version: 40, firmware version: 0x0000018b
> MEC2 feature version: 40, firmware version: 0x0000018b
> SOS feature version: 0, firmware version: 0x00000000
> ASD feature version: 0, firmware version: 0x001ad4d4
> TA XGMI feature version: 0, firmware version: 0x00000000
> TA RAS feature version: 0, firmware version: 0x00000000
> SMC feature version: 0, firmware version: 0x00001e44
> SDMA0 feature version: 41, firmware version: 0x000000a9
> VCN feature version: 0, firmware version: 0x0110901c
> DMCU feature version: 0, firmware version: 0x00000000
> VBIOS version: 113-RAVEN-103
>
> Kai-Heng
>
> >
> > Thanks,
> > Ray
> >
> > From: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx>
> > Sent: Wednesday, August 7, 2019 8:50 PM
> > To: Huang, Ray
> > Cc: Deucher, Alexander; Koenig, Christian; Zhou, David(ChunMing); amd-
> gfx
> > list; dri-devel@xxxxxxxxxxxxxxxxxxxxx; LKML; Anthony Wong
> > Subject: [Regression] "drm/amdgpu: enable gfxoff again on raven series
> > (v2)"
> >
> > Hi,
> >
> > After commit 005440066f92 ("drm/amdgpu: enable gfxoff again on raven
> series
> > (v2)”), browsers on Raven Ridge systems cause serious corruption like this:
> > https://launchpadlibrarian.net/436319772/Screenshot%20from%202019-
> 08-07%2004-20-34.png
> >
> > Firmwares for Raven Ridge is up-to-date.
> >
> > Kai-Heng
>
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