gpu: nvgpu: add support to Maxwell sparse texture

Bug 1442531

Change-Id: Ie927cca905b2ea9811417e7a1fdfdf9d48f015e2
Signed-off-by: Kevin Huang <kevinh@nvidia.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/gm20b/mm_gm20b.h b/drivers/gpu/nvgpu/gm20b/mm_gm20b.h
new file mode 100644
index 00000000..0f94d2bf
--- /dev/null
+++ b/drivers/gpu/nvgpu/gm20b/mm_gm20b.h
@@ -0,0 +1,24 @@
+/*
+ * GM20B GMMU
+ *
+ * Copyright (c) 2014, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ */
+
+#ifndef _NVHOST_GM20B_MM
+#define _NVHOST_GM20B_MM
+struct gk20a;
+
+#define PDE_ADDR_START(x, y)    ((x) &  ~((0x1UL << (y)) - 1))
+#define PDE_ADDR_END(x, y)      ((x) | ((0x1UL << (y)) - 1))
+
+void gm20b_init_mm(struct gpu_ops *gops);
+#endif