linux-kernel - Re: radeon_get_bios: BUG: unable to handle kernel paging request

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Message-ID: <5ff4766a-afad-6d12-d973-bf2e4b81a285@amd.com>
Date:   Mon, 25 Sep 2017 09:11:25 +0200
From:   Christian König <christian.koenig@....com>
To:     Thomas Meyer <thomas@...3r.de>, amd-gfx@...ts.freedesktop.org,
        dri-devel@...ts.freedesktop.org, alexander.deucher@....com,
        linux-kernel@...r.kernel.org
Subject: Re: radeon_get_bios: BUG: unable to handle kernel paging request

Hi Thomas,

please open up a bug report on http://bugs.freedesktop.org/.

If this worked on an older kernel version bisecting would be a good idea 
as well.

Regards,
Christian.

Am 24.09.2017 um 12:26 schrieb Thomas Meyer:
> Hi,
>
> while trying to resurrect my old Macbook as an 32 bit kernel testing device,
> I think someone broke the radeon driver on this first generation pure EFI boot
> Macbook.
>
> My guess would be that the introduction of the vga_switcheroo code did break the
> radeon_get_bios functionality.
>
> I will try again without radeon_atrm_get_bios and radeon_acpi_vfct_bios.
>
> kind regards
> thomas