gpu: nvgpu: gv10x volt rail boardobj changes

- Created volt ops under pmu_ver to support volt_set_voltage,
  volt_get_voltage & volt_send_load_cmd_to_pmu.
- Renamed volt load, set_voltage & get_voltage gp10x method names.
- Added new volt load, set_voltage & get_voltage methods for gv10x
  using RPC & added code to handle ack in pmu_rpc_handler() along
  with struct rail_list changes.
- Updated volt ops of gp106 & gv100 to point to respective methods.
- Added member volt_dev_idx_ipc_vmin & volt_scale_exp_pwr_equ_idx to
  "struct nv_pmu_volt_volt_rail_boardobj_set" & "struct voltage_rail"
  made changes to update members as needed.
- Added member volt_scale_exp_pwr_equ_idx to
  "struct vbios_voltage_rail_table_1x_entry" to read
  value from VBIOS table & update rail boardobj set interface.
- Defines for volt RPC "NV_PMU_RPC_ID_VOLT_*"
- Define struct's volt load, set_voltage & get_voltage to execute
   volt RPC.

Change-Id: I4a41adcf7536468beaa8a73f551b1d608aabd161
Signed-off-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/1659728
Reviewed-by: Automatic_Commit_Validation_User
GVS: Gerrit_Virtual_Submit
Reviewed-by: Vijayakumar Subbu <vsubbu@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>

1 files changed, 14 insertions, 1 deletions

diff --git a/drivers/gpu/nvgpu/ctrl/ctrlvolt.h b/drivers/gpu/nvgpu/ctrl/ctrlvolt.h
index c99aa79f..1a82fbed 100644
--- a/drivers/gpu/nvgpu/ctrl/ctrlvolt.h
+++ b/drivers/gpu/nvgpu/ctrl/ctrlvolt.h
@@ -1,7 +1,7 @@
 /*
  * general p state infrastructure
  *
- * Copyright (c) 2016, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) 2016-2018, 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"),
@@ -89,6 +89,7 @@ enum nv_pmu_pmgr_pwm_source {
 #define CTRL_VOLT_DEVICE_OPERATION_TYPE_DEFAULT 0x01
 #define CTRL_VOLT_DEVICE_OPERATION_TYPE_LPWR_STEADY_STATE       0x02
 #define CTRL_VOLT_DEVICE_OPERATION_TYPE_LPWR_SLEEP_STATE        0x03
+#define CTRL_VOLT_VOLT_DEVICE_OPERATION_TYPE_IPC_VMIN   0x04
 
 /*!
  * Macros for Voltage Domains.
@@ -126,4 +127,16 @@ struct ctrl_volt_volt_rail_list {
                 rails[CTRL_VOLT_VOLT_RAIL_MAX_RAILS];
 };
 
+struct ctrl_volt_volt_rail_list_item_v1 {
+        u8 rail_idx;
+        u32 voltage_uv;
+        u32 voltage_min_noise_unaware_uv;
+};
+
+struct ctrl_volt_volt_rail_list_v1 {
+        u8    num_rails;
+        struct ctrl_volt_volt_rail_list_item_v1
+                rails[CTRL_VOLT_VOLT_RAIL_MAX_RAILS];
+};
+
 #endif