diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index a162ade74b7fadf75398f60b89ba7fffe33d691a..9ff6dcb97f9daa391f004b157b82e3bea9047288 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -152,7 +152,9 @@ int radeon_mc_setup(struct radeon_device *rdev)
 		}
 	} else {
 		rdev->mc.vram_location = 0;
-		rdev->mc.gtt_location = rdev->mc.mc_vram_size;
+		tmp = rdev->mc.mc_vram_size;
+		tmp = (tmp + rdev->mc.gtt_size - 1) & ~(rdev->mc.gtt_size - 1);
+		rdev->mc.gtt_location = tmp;
 	}
 	DRM_INFO("radeon: VRAM %uM\n", rdev->mc.real_vram_size >> 20);
 	DRM_INFO("radeon: VRAM from 0x%08X to 0x%08X\n",
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index dd9ac2fed6d69512f8696294a6ec1f062e22f250..e98cae3bf4a67959dc0b600ddeb9e47c1dac49ca 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -106,7 +106,7 @@ static inline uint32_t radeon_object_flags_from_domain(uint32_t domain)
 		flags |= TTM_PL_FLAG_VRAM | TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED;
 	}
 	if (domain & RADEON_GEM_DOMAIN_GTT) {
-		flags |= TTM_PL_FLAG_TT | TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED;
+		flags |= TTM_PL_FLAG_TT | TTM_PL_MASK_CACHING;
 	}
 	if (domain & RADEON_GEM_DOMAIN_CPU) {
 		flags |= TTM_PL_FLAG_SYSTEM | TTM_PL_MASK_CACHING;