X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=kernel%2Fdrivers%2Fgpu%2Fdrm%2Fradeon%2Fradeon_gart.c;h=c4777c8d0312a047790bcd309ac00fba2c8a02a4;hb=fdb8b20906f3546ba6c2f9f0686d8a5189516ba3;hp=5450fa95a47efdcde9aa664c740cbe578e4f5b26;hpb=cc84a1f21026270463b580f2564f9d71912b20db;p=kvmfornfv.git

diff --git a/kernel/drivers/gpu/drm/radeon/radeon_gart.c b/kernel/drivers/gpu/drm/radeon/radeon_gart.c
index 5450fa95a..c4777c8d0 100644
--- a/kernel/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/kernel/drivers/gpu/drm/radeon/radeon_gart.c
@@ -260,8 +260,10 @@ void radeon_gart_unbind(struct radeon_device *rdev, unsigned offset,
 			}
 		}
 	}
-	mb();
-	radeon_gart_tlb_flush(rdev);
+	if (rdev->gart.ptr) {
+		mb();
+		radeon_gart_tlb_flush(rdev);
+	}
 }
 
 /**
@@ -306,8 +308,10 @@ int radeon_gart_bind(struct radeon_device *rdev, unsigned offset,
 			page_base += RADEON_GPU_PAGE_SIZE;
 		}
 	}
-	mb();
-	radeon_gart_tlb_flush(rdev);
+	if (rdev->gart.ptr) {
+		mb();
+		radeon_gart_tlb_flush(rdev);
+	}
 	return 0;
 }