[PATCH 1/3] drm/amdgpu/gmc11: disable AGP aperture

[Christian König]

Am 09.11.23 um 15:41 schrieb Alex Deucher:
> We've had misc reports of random IOMMU page faults when
> this is used.  It's just a rarely used optimization anyway, so
> let's just disable it.
>
> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>

Acked-by: Christian König <christian.koenig at amd.com> for the series.

> ---
>   drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c | 3 ---
>   1 file changed, 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
> index 6dce9b29f675..e1cac5da9c4b 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
> @@ -640,9 +640,6 @@ static void gmc_v11_0_vram_gtt_location(struct amdgpu_device *adev,
>   	amdgpu_gmc_set_agp_default(adev, mc);
>   	amdgpu_gmc_vram_location(adev, &adev->gmc, base);
>   	amdgpu_gmc_gart_location(adev, mc, AMDGPU_GART_PLACEMENT_HIGH);
> -	if (!amdgpu_sriov_vf(adev) ||
> -	    (amdgpu_ip_version(adev, GC_HWIP, 0) < IP_VERSION(11, 5, 0)))
> -		amdgpu_gmc_agp_location(adev, mc);
>   
>   	/* base offset of vram pages */
>   	if (amdgpu_sriov_vf(adev))