1 files changed, 64 insertions, 0 deletions

diff --git a/drivers/gpu/nvgpu/volt/volt_policy.h b/drivers/gpu/nvgpu/volt/volt_policy.h
new file mode 100644
index 00000000..6adbfd43
--- /dev/null
+++ b/drivers/gpu/nvgpu/volt/volt_policy.h
@@ -0,0 +1,64 @@
+/*
+* 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.
+*/
+
+#ifndef _VOLT_POLICY_H_
+#define _VOLT_POLICY_H_
+
+#define VOLT_POLICY_INDEX_IS_VALID(pvolt, policy_idx)   \
+                (boardobjgrp_idxisvalid(        \
+                &((pvolt)->volt_policy_metadata.volt_policies.super), \
+                (policy_idx)))
+
+/*!
+ * extends boardobj providing attributes common to all voltage_policies.
+ */
+struct voltage_policy {
+        struct boardobj super;
+};
+
+struct voltage_policy_metadata {
+        u8 perf_core_vf_seq_policy_idx;
+        struct boardobjgrp_e32 volt_policies;
+};
+
+/*!
+ * extends voltage_policy providing attributes
+ * common to all voltage_policy_split_rail.
+ */
+struct voltage_policy_split_rail {
+        struct voltage_policy super;
+        u8 rail_idx_master;
+        u8 rail_idx_slave;
+        u8 delta_min_vfe_equ_idx;
+        u8 delta_max_vfe_equ_idx;
+        s32 offset_delta_min_uv;
+        s32 offset_delta_max_uv;
+};
+
+struct voltage_policy_split_rail_single_step {
+        struct voltage_policy_split_rail super;
+};
+
+struct voltage_policy_split_rail_multi_step {
+        struct voltage_policy_split_rail super;
+        u16 inter_switch_delay_us;
+};
+
+struct voltage_policy_single_rail {
+        struct voltage_policy  super;
+        u8 rail_idx;
+};
+
+u32 volt_policy_sw_setup(struct gk20a *g);
+u32 volt_policy_pmu_setup(struct gk20a *g);
+#endif