linux-kernel - Re: regression/bisected/6.7rc1: Instead of desktop I see a horizontal flashing bar with a picture of the desktop background on white screen

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Date:   Mon, 27 Nov 2023 13:11:09 -0500
From:   Alex Deucher <alexdeucher@...il.com>
To:     "Lee, Alvin" <Alvin.Lee2@....com>
Cc:     Mikhail Gavrilov <mikhail.v.gavrilov@...il.com>,
        "Mahfooz, Hamza" <Hamza.Mahfooz@....com>,
        "Deucher, Alexander" <Alexander.Deucher@....com>,
        "Wheeler, Daniel" <Daniel.Wheeler@....com>,
        "Wu, Hersen" <hersenxs.wu@....com>,
        Linux List Kernel Mailing <linux-kernel@...r.kernel.org>,
        amd-gfx list <amd-gfx@...ts.freedesktop.org>
Subject: Re: regression/bisected/6.7rc1: Instead of desktop I see a horizontal
 flashing bar with a picture of the desktop background on white screen

On Wed, Nov 15, 2023 at 1:52 PM Lee, Alvin <Alvin.Lee2@....com> wrote:
>
> [AMD Official Use Only - General]
>
> This change has a DMCUB dependency - are you able to update your DMCUB version as well?
>
> This version mismatch issue is something I'll need to fix in driver for Linux.

@Mahfooz, Hamza @Alvin Lee any update on a fix for this?

Thanks,

Alex

>
> Thanks,
>
> Alvin
>
> -----Original Message-----
> From: Mikhail Gavrilov <mikhail.v.gavrilov@...il.com>
> Sent: Wednesday, November 15, 2023 1:22 PM
> To: Mahfooz, Hamza <Hamza.Mahfooz@....com>
> Cc: Lee, Alvin <Alvin.Lee2@....com>; Wu, Hersen <hersenxs.wu@....com>; Wheeler, Daniel <Daniel.Wheeler@....com>; Deucher, Alexander <Alexander.Deucher@....com>; Linux List Kernel Mailing <linux-kernel@...r.kernel.org>; amd-gfx list <amd-gfx@...ts.freedesktop.org>
> Subject: Re: regression/bisected/6.7rc1: Instead of desktop I see a horizontal flashing bar with a picture of the desktop background on white screen
>
> On Wed, Nov 15, 2023 at 11:14 PM Hamza Mahfooz <hamza.mahfooz@....com> wrote:
> >
> > What version of DMUB firmware are you on?
> > The easiest way to find out would be using the following:
> >
> > # dmesg | grep DMUB
> >
>
> Sapphire AMD Radeon RX 7900 XTX PULSE OC:
> ❯ dmesg | grep DMUB
> [   14.341362] [drm] Loading DMUB firmware via PSP: version=0x07002100
> [   14.725547] [drm] DMUB hardware initialized: version=0x07002100
>
> Reference GIGABYTE Radeon RX 7900 XTX 24G:
> ❯ dmesg | grep DMUB
> [   11.405115] [drm] Loading DMUB firmware via PSP: version=0x07002100
> [   11.773395] [drm] DMUB hardware initialized: version=0x07002100
>
>
> --
> Best Regards,
> Mike Gavrilov.