[PATCH 3/3] drm/amdgpu/gmc11: disable AGP on GC 11.5

[Alex Deucher]

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

Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
index 976584ab84ec..855d5c2fab96 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v11_0.c
@@ -741,7 +741,8 @@ static int gmc_v11_0_mc_init(struct amdgpu_device *adev)
 	else
 		adev->gmc.gart_size = (u64)amdgpu_gart_size << 20;
 
-	if (amdgpu_sriov_vf(adev))
+	if (amdgpu_sriov_vf(adev) ||
+	    (amdgpu_ip_version(adev, GC_HWIP, 0) >= IP_VERSION(11, 5, 0)))
 		adev->gmc.no_agp = true;
 	gmc_v11_0_vram_gtt_location(adev, &adev->gmc);
 
-- 
2.41.0