drm/amdgpu/gmc11: disable AGP on GC 11.5

AGP aperture is deprecated and no longer functional.

v2: fix typo (Alex)
v3: just skip the agp setup call
v4: revert back to the original model
v5: back to v3

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
index e9cbe81221548d44240ec3537632d06e8b1494a8..d0a9ee2f12d36b7df3935de4afad9cf0111f7491 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
@@ -635,7 +635,8 @@ static void gmc_v11_0_vram_gtt_location(struct amdgpu_device *adev,
 
        amdgpu_gmc_vram_location(adev, &adev->gmc, base);
        amdgpu_gmc_gart_location(adev, mc);
-       if (!amdgpu_sriov_vf(adev))
+       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 */