1 files changed, 66 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/common/ltc/ltc_gm20b.h b/drivers/gpu/nvgpu/common/ltc/ltc_gm20b.h
new file mode 100644
index 00000000..cc92c70a
--- /dev/null
+++ b/drivers/gpu/nvgpu/common/ltc/ltc_gm20b.h
@@ -0,0 +1,66 @@
+/*
+ * GM20B L2
+ *
+ * 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 NVGPU_LTC_GM20B
+#define NVGPU_LTC_GM20B
+
+#include <nvgpu/types.h>
+
+struct gk20a;
+struct gr_gk20a;
+struct gpu_ops;
+struct zbc_entry;
+enum gk20a_cbc_op;
+
+int gm20b_ltc_init_comptags(struct gk20a *g, struct gr_gk20a *gr);
+int gm20b_determine_L2_size_bytes(struct gk20a *g);
+void gm20b_ltc_set_zbc_color_entry(struct gk20a *g,
+                                          struct zbc_entry *color_val,
+                                          u32 index);
+void gm20b_ltc_set_zbc_depth_entry(struct gk20a *g,
+                                          struct zbc_entry *depth_val,
+                                          u32 index);
+void gm20b_ltc_init_cbc(struct gk20a *g, struct gr_gk20a *gr);
+void gm20b_ltc_set_enabled(struct gk20a *g, bool enabled);
+void gm20b_ltc_init_fs_state(struct gk20a *g);
+int gm20b_ltc_cbc_ctrl(struct gk20a *g, enum gk20a_cbc_op op,
+                       u32 min, u32 max);
+void gm20b_ltc_isr(struct gk20a *g);
+u32 gm20b_ltc_cbc_fix_config(struct gk20a *g, int base);
+void gm20b_flush_ltc(struct gk20a *g);
+int gm20b_ltc_alloc_phys_cbc(struct gk20a *g,
+                             size_t compbit_backing_size);
+int gm20b_ltc_alloc_virt_cbc(struct gk20a *g,
+                             size_t compbit_backing_size);
+bool gm20b_ltc_pri_is_ltc_addr(struct gk20a *g, u32 addr);
+bool gm20b_ltc_is_ltcs_ltss_addr(struct gk20a *g, u32 addr);
+bool gm20b_ltc_is_ltcn_ltss_addr(struct gk20a *g, u32 addr);
+void gm20b_ltc_split_lts_broadcast_addr(struct gk20a *g, u32 addr,
+                                        u32 *priv_addr_table,
+                                        u32 *priv_addr_table_index);
+void gm20b_ltc_split_ltc_broadcast_addr(struct gk20a *g, u32 addr,
+                                        u32 *priv_addr_table,
+                                        u32 *priv_addr_table_index);
+
+#endif