1 files changed, 63 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/clk/clk_arb.h b/drivers/gpu/nvgpu/clk/clk_arb.h
new file mode 100644
index 00000000..9981041b
--- /dev/null
+++ b/drivers/gpu/nvgpu/clk/clk_arb.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2016, 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.
+ */
+
+#include "gk20a/gk20a.h"
+
+#ifndef _CLK_ARB_H_
+#define _CLK_ARB_H_
+
+struct nvgpu_clk_arb;
+struct nvgpu_clk_session;
+
+int nvgpu_clk_arb_init_arbiter(struct gk20a *g);
+
+int nvgpu_clk_arb_get_arbiter_clk_range(struct gk20a *g, u32 api_domain,
+                u16 *min_mhz, u16 *max_mhz);
+
+int nvgpu_clk_arb_get_arbiter_actual_mhz(struct gk20a *g,
+                u32 api_domain, u16 *actual_mhz);
+
+int nvgpu_clk_arb_get_arbiter_clk_f_points(struct gk20a *g,
+        u32 api_domain, u32 *max_points, u16 *fpoints);
+
+u32 nvgpu_clk_arb_get_arbiter_req_nr(struct gk20a *g);
+
+u32 nvgpu_clk_arb_get_arbiter_clk_domains(struct gk20a *g);
+
+void nvgpu_clk_arb_cleanup_arbiter(struct gk20a *g);
+
+int nvgpu_clk_arb_install_session_fd(struct gk20a *g,
+                struct nvgpu_clk_session *session);
+
+int nvgpu_clk_arb_init_session(struct gk20a *g,
+                struct nvgpu_clk_session **_session);
+
+void nvgpu_clk_arb_cleanup_session(struct gk20a *g,
+                struct nvgpu_clk_session *session);
+
+void nvgpu_clk_arb_apply_session_constraints(struct gk20a *g,
+                struct nvgpu_clk_session *session);
+
+int nvgpu_clk_arb_set_session_target_mhz(struct nvgpu_clk_session *session,
+                u32 api_domain, u16 target_mhz);
+
+int nvgpu_clk_arb_get_session_target_mhz(struct nvgpu_clk_session *session,
+                u32 api_domain, u16 *target_mhz);
+
+u32 nvgpu_clk_arb_get_session_req_nr(struct gk20a *g,
+                struct nvgpu_clk_session *session);
+
+
+
+#endif /* _CLK_ARB_H_ */
+