drm/gf100-/gr: remove some broken ltc bashing, for now

... and hope that the defaults are good enough.  This was always
supposed to be a read/modify/write thing anyway, so we're writing
very wrong stuff for some boards already.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxgk110b.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxgk110b.c
index 6b903c9..3adb7fe 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxgk110b.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxgk110b.c
@@ -82,7 +82,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nve4_grctx_generate_main,
-	.mods  = nve4_grctx_generate_mods,
 	.unkn  = nve4_grctx_generate_unkn,
 	.hub   = nvf0_grctx_pack_hub,
 	.gpc   = nvf0_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxgk20a.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxgk20a.c
index f336fe3..36fc9831 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxgk20a.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxgk20a.c
@@ -41,7 +41,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nve4_grctx_generate_main,
-	.mods  = nve4_grctx_generate_mods,
 	.unkn  = nve4_grctx_generate_unkn,
 	.hub   = nve4_grctx_pack_hub,
 	.gpc   = nve4_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxgm107.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxgm107.c
index dfd92fa..62e918b 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxgm107.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxgm107.c
@@ -929,11 +929,6 @@
 	}
 }
 
-void
-gm107_grctx_generate_mods(struct nvc0_graph_priv *priv, struct nvc0_grctx *info)
-{
-}
-
 static void
 gm107_grctx_generate_tpcid(struct nvc0_graph_priv *priv)
 {
@@ -971,7 +966,6 @@
 	oclass->bundle(info);
 	oclass->pagepool(info);
 	oclass->attrib(info);
-	oclass->mods(priv, info);
 	oclass->unkn(priv);
 
 	gm107_grctx_generate_tpcid(priv);
@@ -1016,7 +1010,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = gm107_grctx_generate_main,
-	.mods  = gm107_grctx_generate_mods,
 	.unkn  = nve4_grctx_generate_unkn,
 	.hub   = gm107_grctx_pack_hub,
 	.gpc   = gm107_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnv108.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnv108.c
index f322418..ce252ad 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnv108.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnv108.c
@@ -531,13 +531,6 @@
  * PGRAPH context implementation
  ******************************************************************************/
 
-static void
-nv108_grctx_generate_mods(struct nvc0_graph_priv *priv, struct nvc0_grctx *info)
-{
-	mmio_list(0x17e91c, 0x0b040a0b, 0, 0);
-	mmio_list(0x17e920, 0x00090d08, 0, 0);
-}
-
 struct nouveau_oclass *
 nv108_grctx_oclass = &(struct nvc0_grctx_oclass) {
 	.base.handle = NV_ENGCTX(GR, 0x08),
@@ -550,7 +543,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nve4_grctx_generate_main,
-	.mods  = nv108_grctx_generate_mods,
 	.unkn  = nve4_grctx_generate_unkn,
 	.hub   = nv108_grctx_pack_hub,
 	.gpc   = nv108_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.c
index 46905a4..b8e5fe6 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.c
@@ -1074,11 +1074,6 @@
 }
 
 void
-nvc0_grctx_generate_mods(struct nvc0_graph_priv *priv, struct nvc0_grctx *info)
-{
-}
-
-void
 nvc0_grctx_generate_unkn(struct nvc0_graph_priv *priv)
 {
 }
@@ -1247,7 +1242,6 @@
 	oclass->bundle(info);
 	oclass->pagepool(info);
 	oclass->attrib(info);
-	oclass->mods(priv, info);
 	oclass->unkn(priv);
 
 	nvc0_grctx_generate_tpcid(priv);
@@ -1375,7 +1369,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nvc0_grctx_generate_main,
-	.mods  = nvc0_grctx_generate_mods,
 	.unkn  = nvc0_grctx_generate_unkn,
 	.hub   = nvc0_grctx_pack_hub,
 	.gpc   = nvc0_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.h b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.h
index fe3fcb9..c776cd7 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.h
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.h
@@ -15,9 +15,6 @@
 int  nvc0_grctx_mmio_data(struct nvc0_grctx *, u32 size, u32 align, u32 access);
 void nvc0_grctx_mmio_item(struct nvc0_grctx *, u32 addr, u32 data, int s, int);
 
-#define mmio_data(a,b,c) nvc0_grctx_mmio_data(info, (a), (b), (c))
-#define mmio_list(a,b,c,d) nvc0_grctx_mmio_item(info, (a), (b), (c), (d))
-
 #define mmio_vram(a,b,c,d) nvc0_grctx_mmio_data((a), (b), (c), (d))
 #define mmio_refn(a,b,c,d,e) nvc0_grctx_mmio_item((a), (b), (c), (d), (e))
 #define mmio_skip(a,b,c) mmio_refn((a), (b), (c), -1, -1)
@@ -28,7 +25,6 @@
 	/* main context generation function */
 	void  (*main)(struct nvc0_graph_priv *, struct nvc0_grctx *);
 	/* context-specific modify-on-first-load list generation function */
-	void  (*mods)(struct nvc0_graph_priv *, struct nvc0_grctx *);
 	void  (*unkn)(struct nvc0_graph_priv *);
 	/* mmio context data */
 	const struct nvc0_graph_pack *hub;
@@ -67,7 +63,6 @@
 void nvc0_grctx_generate_bundle(struct nvc0_grctx *);
 void nvc0_grctx_generate_pagepool(struct nvc0_grctx *);
 void nvc0_grctx_generate_attrib(struct nvc0_grctx *);
-void nvc0_grctx_generate_mods(struct nvc0_graph_priv *, struct nvc0_grctx *);
 void nvc0_grctx_generate_unkn(struct nvc0_graph_priv *);
 void nvc0_grctx_generate_tpcid(struct nvc0_graph_priv *);
 void nvc0_grctx_generate_r406028(struct nvc0_graph_priv *);
@@ -77,7 +72,6 @@
 
 extern struct nouveau_oclass *nvc1_grctx_oclass;
 void nvc1_grctx_generate_attrib(struct nvc0_grctx *);
-void nvc1_grctx_generate_mods(struct nvc0_graph_priv *, struct nvc0_grctx *);
 void nvc1_grctx_generate_unkn(struct nvc0_graph_priv *);
 
 extern struct nouveau_oclass *nvc4_grctx_oclass;
@@ -93,7 +87,6 @@
 void nve4_grctx_generate_main(struct nvc0_graph_priv *, struct nvc0_grctx *);
 void nve4_grctx_generate_bundle(struct nvc0_grctx *);
 void nve4_grctx_generate_pagepool(struct nvc0_grctx *);
-void nve4_grctx_generate_mods(struct nvc0_graph_priv *, struct nvc0_grctx *);
 void nve4_grctx_generate_unkn(struct nvc0_graph_priv *);
 void nve4_grctx_generate_r418bb8(struct nvc0_graph_priv *);
 
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc1.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc1.c
index d9b8f98..c6ba8fe 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc1.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc1.c
@@ -764,11 +764,6 @@
 }
 
 void
-nvc1_grctx_generate_mods(struct nvc0_graph_priv *priv, struct nvc0_grctx *info)
-{
-}
-
-void
 nvc1_grctx_generate_unkn(struct nvc0_graph_priv *priv)
 {
 	nv_mask(priv, 0x418c6c, 0x00000001, 0x00000001);
@@ -791,7 +786,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nvc0_grctx_generate_main,
-	.mods  = nvc1_grctx_generate_mods,
 	.unkn  = nvc1_grctx_generate_unkn,
 	.hub   = nvc1_grctx_pack_hub,
 	.gpc   = nvc1_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc4.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc4.c
index 8d84dff..41705c6 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc4.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc4.c
@@ -92,7 +92,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nvc0_grctx_generate_main,
-	.mods  = nvc0_grctx_generate_mods,
 	.unkn  = nvc0_grctx_generate_unkn,
 	.hub   = nvc0_grctx_pack_hub,
 	.gpc   = nvc0_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc8.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc8.c
index 93f9b60..8f804cd 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc8.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc8.c
@@ -343,7 +343,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nvc0_grctx_generate_main,
-	.mods  = nvc0_grctx_generate_mods,
 	.unkn  = nvc0_grctx_generate_unkn,
 	.hub   = nvc0_grctx_pack_hub,
 	.gpc   = nvc8_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvd7.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvd7.c
index 05b7653..fcf534f 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvd7.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvd7.c
@@ -214,12 +214,6 @@
 	}
 }
 
-static void
-nvd7_grctx_generate_mods(struct nvc0_graph_priv *priv, struct nvc0_grctx *info)
-{
-	mmio_list(0x17e91c, 0x03060609, 0, 0); /* different from kepler */
-}
-
 void
 nvd7_grctx_generate_main(struct nvc0_graph_priv *priv, struct nvc0_grctx *info)
 {
@@ -239,7 +233,6 @@
 	oclass->bundle(info);
 	oclass->pagepool(info);
 	oclass->attrib(info);
-	oclass->mods(priv, info);
 	oclass->unkn(priv);
 
 	nvc0_grctx_generate_tpcid(priv);
@@ -269,7 +262,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nvd7_grctx_generate_main,
-	.mods  = nvd7_grctx_generate_mods,
 	.unkn  = nve4_grctx_generate_unkn,
 	.hub   = nvd7_grctx_pack_hub,
 	.gpc   = nvd7_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvd9.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvd9.c
index e5808a8..b9a301b 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvd9.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvd9.c
@@ -511,7 +511,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nvc0_grctx_generate_main,
-	.mods  = nvc1_grctx_generate_mods,
 	.unkn  = nvc1_grctx_generate_unkn,
 	.hub   = nvd9_grctx_pack_hub,
 	.gpc   = nvd9_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnve4.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnve4.c
index 22de56b..ccac2ee 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnve4.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnve4.c
@@ -870,13 +870,6 @@
 }
 
 void
-nve4_grctx_generate_mods(struct nvc0_graph_priv *priv, struct nvc0_grctx *info)
-{
-	mmio_list(0x17e91c, 0x06060609, 0, 0);
-	mmio_list(0x17e920, 0x00090a05, 0, 0);
-}
-
-void
 nve4_grctx_generate_unkn(struct nvc0_graph_priv *priv)
 {
 	nv_mask(priv, 0x418c6c, 0x00000001, 0x00000001);
@@ -964,7 +957,6 @@
 	oclass->bundle(info);
 	oclass->pagepool(info);
 	oclass->attrib(info);
-	oclass->mods(priv, info);
 	oclass->unkn(priv);
 
 	nvc0_grctx_generate_tpcid(priv);
@@ -1006,7 +998,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nve4_grctx_generate_main,
-	.mods  = nve4_grctx_generate_mods,
 	.unkn  = nve4_grctx_generate_unkn,
 	.hub   = nve4_grctx_pack_hub,
 	.gpc   = nve4_grctx_pack_gpc,
diff --git a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvf0.c b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvf0.c
index 4400b1d..e9b0dcf 100644
--- a/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvf0.c
+++ b/drivers/gpu/drm/nouveau/core/engine/graph/ctxnvf0.c
@@ -821,7 +821,6 @@
 		.wr32 = _nouveau_graph_context_wr32,
 	},
 	.main  = nve4_grctx_generate_main,
-	.mods  = nve4_grctx_generate_mods,
 	.unkn  = nve4_grctx_generate_unkn,
 	.hub   = nvf0_grctx_pack_hub,
 	.gpc   = nvf0_grctx_pack_gpc,