drm/nouveau/gr/gm200-: rop count == ltc count

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

drivers/gpu/drm/nouveau/nvkm/engine/gr/gf100.h

@@ -143,6 +143,7 @@ int gk104_gr_init(struct gf100_gr *);
 int gk20a_gr_init(struct gf100_gr *);
 
 int gm200_gr_init(struct gf100_gr *);
+int gm200_gr_rops(struct gf100_gr *);
 
 #define gf100_gr_chan(p) container_of((p), struct gf100_gr_chan, object)
 

drivers/gpu/drm/nouveau/nvkm/engine/gr/gm200.c

@@ -32,6 +32,12 @@
  * PGRAPH engine/subdev functions
  ******************************************************************************/
 
+int
+gm200_gr_rops(struct gf100_gr *gr)
+{
+	return nvkm_rd32(gr->base.engine.subdev.device, 0x12006c);
+}
+
 static void
 gm200_gr_init_gpc_mmu(struct gf100_gr *gr)
 {
@@ -197,7 +203,7 @@ static const struct gf100_gr_func
 gm200_gr = {
 	.init = gm200_gr_init,
 	.init_gpc_mmu = gm200_gr_init_gpc_mmu,
-	.rops = gf100_gr_rops,
+	.rops = gm200_gr_rops,
 	.ppc_nr = 2,
 	.grctx = &gm200_grctx,
 	.sclass = {

drivers/gpu/drm/nouveau/nvkm/engine/gr/gm20b.c

@@ -67,7 +67,7 @@ gm20b_gr = {
 	.init = gk20a_gr_init,
 	.init_gpc_mmu = gm20b_gr_init_gpc_mmu,
 	.set_hww_esr_report_mask = gm20b_gr_set_hww_esr_report_mask,
-	.rops = gf100_gr_rops,
+	.rops = gm200_gr_rops,
 	.ppc_nr = 1,
 	.grctx = &gm20b_grctx,
 	.sclass = {