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SubjectRe: [PATCH 0/2] Recover from failure to probe GPU
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Hello Alex,

On 12/27/22 18:04, Alex Deucher wrote:

[...]

>
> I think something like this would do the trick:
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> index 2017b3466612..45aee27ab6b1 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
> @@ -2141,6 +2141,11 @@ static int amdgpu_device_ip_early_init(struct
> amdgpu_device *adev)
> break;
> }
>
> + /* Get rid of things like offb */
> + r = drm_aperture_remove_conflicting_pci_framebuffers(pdev,
> &amdgpu_kms_driver);
> + if (r)
> + return r;
> +
> if (amdgpu_has_atpx() &&
> (amdgpu_is_atpx_hybrid() ||
> amdgpu_has_atpx_dgpu_power_cntl()) &&
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> index b8cfa48fb296..4e74d7abc3c2 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
> @@ -2123,11 +2123,6 @@ static int amdgpu_pci_probe(struct pci_dev *pdev,
> }
> #endif
>
> - /* Get rid of things like offb */
> - ret = drm_aperture_remove_conflicting_pci_framebuffers(pdev,
> &amdgpu_kms_driver);
> - if (ret)
> - return ret;
> -

I'm not familiar with the amdgpu driver but yes, something like that
is what I had in mind.

--
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat

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