Files
linux-nvgpu/drivers/gpu/nvgpu/common/pmu/volt/volt_dev.h
rmylavarapu 700bd83b41 gpu: nvgpu: Rename/clean boardobj unit
-Removed unwanded boardobj includes
-Renamed functions as struct as per usage

NVGPU-4484

Signed-off-by: rmylavarapu <rmylavarapu@nvidia.com>
Change-Id: I792a4b64075d5e87f911c1073717dbe7107227a1
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nvgpu/+/2335991
Reviewed-by: automaticguardword <automaticguardword@nvidia.com>
Reviewed-by: Mahantesh Kumbar <mkumbar@nvidia.com>
Reviewed-by: Vaibhav Kachore <vkachore@nvidia.com>
Reviewed-by: mobile promotions <svcmobile_promotions@nvidia.com>
Tested-by: mobile promotions <svcmobile_promotions@nvidia.com>
GVS: Gerrit_Virtual_Submit
2020-12-15 14:13:28 -06:00

79 lines
2.4 KiB
C

/*
* Copyright (c) 2016-2020, 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_VOLT_DEV_H
#define NVGPU_VOLT_DEV_H
#include <nvgpu/boardobjgrp.h>
#include <common/pmu/boardobj/boardobj.h>
#include "ucode_volt_inf.h"
#define VOLTAGE_TABLE_MAX_ENTRIES_ONE 1U
#define VOLTAGE_TABLE_MAX_ENTRIES 256U
#define VOLTAGE_DESCRIPTOR_TABLE_ENTRY_INVALID 0xFFU
#define VOLT_DEV_PWM_VOLTAGE_STEPS_INVALID 0U
#define VOLT_DEV_PWM_VOLTAGE_STEPS_DEFAULT 1U
struct voltage_device {
struct pmu_board_obj super;
u8 volt_domain;
u8 i2c_dev_idx;
u32 switch_delay_us;
u32 num_entries;
struct voltage_device_entry *pentry[VOLTAGE_TABLE_MAX_ENTRIES];
struct voltage_device_entry *pcurr_entry;
u8 rsvd_0;
u8 rsvd_1;
u8 operation_type;
u32 voltage_min_uv;
u32 voltage_max_uv;
u32 volt_step_uv;
};
struct voltage_device_entry {
u32 voltage_uv;
};
/*!
* Extends VOLTAGE_DEVICE providing attributes specific to PWM controllers.
*/
struct voltage_device_pwm {
struct voltage_device super;
s32 voltage_base_uv;
s32 voltage_offset_scale_uv;
enum nv_pmu_pmgr_pwm_source source;
u32 raw_period;
};
struct voltage_device_pwm_entry {
struct voltage_device_entry super;
u32 duty_cycle;
};
/* PWM end */
int volt_dev_sw_setup(struct gk20a *g);
int volt_dev_pmu_setup(struct gk20a *g);
void nvgpu_pmu_volt_rpc_handler(struct gk20a *g, struct nv_pmu_rpc_header *rpc);
#endif /* NVGPU_VOLT_DEV_H */