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Re: [Xen-devel] [PATCH v2 00/21] Refine memblock API



Hi Adam,

On Wed, Sep 25, 2019 at 6:38 AM Adam Ford <aford173@xxxxxxxxx> wrote:

> I know it's rather late, but this patch broke the Etnaviv 3D graphics
> in my i.MX6Q.
>
> When I try to use the 3D, it returns some errors and the dmesg log
> shows some memory allocation errors too:
> [    3.682347] etnaviv etnaviv: bound 130000.gpu (ops gpu_ops)
> [    3.688669] etnaviv etnaviv: bound 134000.gpu (ops gpu_ops)
> [    3.695099] etnaviv etnaviv: bound 2204000.gpu (ops gpu_ops)
> [    3.700800] etnaviv-gpu 130000.gpu: model: GC2000, revision: 5108
> [    3.723013] etnaviv-gpu 130000.gpu: command buffer outside valid
> memory window
> [    3.731308] etnaviv-gpu 134000.gpu: model: GC320, revision: 5007
> [    3.752437] etnaviv-gpu 134000.gpu: command buffer outside valid
> memory window

This looks similar to what was reported at:
https://bugs.freedesktop.org/show_bug.cgi?id=111789

Does it help if you use the same suggestion and pass cma=256M in your
kernel command line?

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