diff options
Diffstat (limited to '')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 4fcfc2313b8c..3a7b56e57cec 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -1032,9 +1032,14 @@ int amdgpu_bo_init(struct amdgpu_device *adev) /* On A+A platform, VRAM can be mapped as WB */ if (!adev->gmc.xgmi.connected_to_cpu) { /* reserve PAT memory space to WC for VRAM */ - arch_io_reserve_memtype_wc(adev->gmc.aper_base, + int r = arch_io_reserve_memtype_wc(adev->gmc.aper_base, adev->gmc.aper_size); + if (r) { + DRM_ERROR("Unable to set WC memtype for the aperture base\n"); + return r; + } + /* Add an MTRR for the VRAM */ adev->gmc.vram_mtrr = arch_phys_wc_add(adev->gmc.aper_base, adev->gmc.aper_size); |