diff --git a/drm/nouveau/nvkm/engine/gr/gf100.c b/drm/nouveau/nvkm/engine/gr/gf100.c
index dda7a7d..cafe1eb 100644
--- a/drm/nouveau/nvkm/engine/gr/gf100.c
+++ b/drm/nouveau/nvkm/engine/gr/gf100.c
@@ -1527,10 +1527,10 @@ gf100_gr_oneinit(struct nvkm_gr *base)
 	for (i = 0; i < gr->gpc_nr; i++) {
 		gr->tpc_nr[i]  = nvkm_rd32(device, GPC_UNIT(i, 0x2608));
 		gr->tpc_total += gr->tpc_nr[i];
-		gr->ppc_nr[i]  = gr->func->ppc_nr;
 		for (j = 0; j < gr->ppc_nr[i]; j++) {
 			u8 mask = nvkm_rd32(device, GPC_UNIT(i, 0x0c30 + (j * 4)));
 			gr->ppc_tpc_nr[i][j] = hweight8(mask);
+			gr->ppc_nr[i] += gr->ppc_tpc_nr[i][j];
 		}
 	}