1 files changed, 43 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..af67845a
--- /dev/null
+++ b/drivers/gpu/nvgpu/gm20b/mm_gm20b.h
@@ -0,0 +1,43 @@
+/*
+ * GM20B GMMU
+ *
+ * Copyright (c) 2014-2017, 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"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#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_mm_set_big_page_size(struct gk20a *g,
+                                struct nvgpu_mem *mem, int size);
+u32 gm20b_mm_get_big_page_sizes(void);
+u32 gm20b_mm_get_default_big_page_size(void);
+bool gm20b_mm_support_sparse(struct gk20a *g);
+bool gm20b_mm_is_bar1_supported(struct gk20a *g);
+int gm20b_mm_mmu_vpr_info_fetch(struct gk20a *g);
+u64 gm20b_gpu_phys_addr(struct gk20a *g,
+                        struct nvgpu_gmmu_attrs *attrs, u64 phys);
+u32 gm20b_get_kind_invalid(void);
+u32 gm20b_get_kind_pitch(void);
+#endif