Commit 17b20348 authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nv50: mark PCIEGART pages non-present rather than using dummy page 



Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 24b102d3

drivers/gpu/drm/nouveau/nouveau_sgdma.c

+3 −4
Original line number Diff line number Diff line
@@ -151,7 +151,7 @@ nouveau_sgdma_unbind(struct ttm_backend *be) 
				nv_wo32(gpuobj, (pte * 4) + 0, dma_offset | 3);

				pte += 1;

			} else {

				nv_wo32(gpuobj, (pte * 4), dma_offset | 0x21);

				nv_wo32(gpuobj, (pte * 4) + 0, 0x00000000);

				nv_wo32(gpuobj, (pte * 4) + 4, 0x00000000);

				pte += 2;

			}
@@ -279,9 +279,8 @@ nouveau_sgdma_init(struct drm_device *dev) 
		}

	} else {

		for (i = 0; i < obj_size; i += 8) {

			nv_wo32(gpuobj, i + 0,

				dev_priv->gart_info.sg_dummy_bus | 0x21);

			nv_wo32(gpuobj, i + 4, 0);

			nv_wo32(gpuobj, i + 0, 0x00000000);

			nv_wo32(gpuobj, i + 4, 0x00000000);

		}

	}

	dev_priv->engine.instmem.flush(dev);