[Nouveau] [PATCH 2/3] fb/gk20a: use regular gf100's functions

[Alexandre Courbot]

gk20a's FB is not special compared to other Kepler chips, besides the
fact it does not have VRAM. Use the regular gf100 hooks instead of the
incomplete versions we rewrote.

Signed-off-by: Alexandre Courbot <acourbot at nvidia.com>
---
 drm/nouveau/nvkm/subdev/fb/gk20a.c | 17 +++++------------
 1 file changed, 5 insertions(+), 12 deletions(-)

diff --git a/drm/nouveau/nvkm/subdev/fb/gk20a.c b/drm/nouveau/nvkm/subdev/fb/gk20a.c
index 3f516f5adc30..5d34d6136616 100644
--- a/drm/nouveau/nvkm/subdev/fb/gk20a.c
+++ b/drm/nouveau/nvkm/subdev/fb/gk20a.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2014, NVIDIA CORPORATION. All rights reserved.
+ * Copyright (c) 2014-2016, NVIDIA CORPORATION. All rights reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -22,21 +22,14 @@
 #include "priv.h"
 #include "gf100.h"
 
-#include <core/memory.h>
-
-static void
-gk20a_fb_init(struct nvkm_fb *fb)
-{
-	struct nvkm_device *device = fb->subdev.device;
-	nvkm_wr32(device, 0x100cc8, nvkm_memory_addr(fb->mmu_wr) >> 8);
-	nvkm_wr32(device, 0x100ccc, nvkm_memory_addr(fb->mmu_rd) >> 8);
-}
-
+/* GK20A's FB is similar to GF100's, but without the ability to allocate VRAM */
 static const struct nvkm_fb_func
 gk20a_fb = {
+	.dtor = gf100_fb_dtor,
 	.oneinit = gf100_fb_oneinit,
-	.init = gk20a_fb_init,
+	.init = gf100_fb_init,
 	.init_page = gf100_fb_init_page,
+	.intr = gf100_fb_intr,
 	.memtype_valid = gf100_fb_memtype_valid,
 };
 
-- 
2.10.0