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/*
* Copyright (c) 2016-2017, 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"
#include "pwrdev.h"
#include "include/bios.h"
#include "boardobj/boardobjgrp.h"
#include "boardobj/boardobjgrp_e32.h"
#include "gm206/bios_gm206.h"
#include "gk20a/pmu_gk20a.h"
static u32 _pwr_device_pmudata_instget(struct gk20a *g,
struct nv_pmu_boardobjgrp *pmuboardobjgrp,
struct nv_pmu_boardobj **ppboardobjpmudata,
u8 idx)
{
struct nv_pmu_pmgr_pwr_device_desc_table *ppmgrdevice =
(struct nv_pmu_pmgr_pwr_device_desc_table *)pmuboardobjgrp;
gk20a_dbg_info("");
/*check whether pmuboardobjgrp has a valid boardobj in index*/
if (((u32)BIT(idx) &
ppmgrdevice->hdr.data.super.obj_mask.super.data[0]) == 0)
return -EINVAL;
*ppboardobjpmudata = (struct nv_pmu_boardobj *)
&ppmgrdevice->devices[idx].data.board_obj;
gk20a_dbg_info(" Done");
return 0;
}
static u32 _pwr_domains_pmudatainit_ina3221(struct gk20a *g,
struct boardobj *board_obj_ptr,
struct nv_pmu_boardobj *ppmudata)
{
struct nv_pmu_pmgr_pwr_device_desc_ina3221 *ina3221_desc;
struct pwr_device_ina3221 *ina3221;
u32 status = 0;
u32 indx;
status = boardobj_pmudatainit_super(g, board_obj_ptr, ppmudata);
if (status) {
gk20a_err(dev_from_gk20a(g),
"error updating pmu boardobjgrp for pwr domain 0x%x",
status);
goto done;
}
ina3221 = (struct pwr_device_ina3221 *)board_obj_ptr;
ina3221_desc = (struct nv_pmu_pmgr_pwr_device_desc_ina3221 *) ppmudata;
ina3221_desc->super.power_corr_factor = ina3221->super.power_corr_factor;
ina3221_desc->i2c_dev_idx = ina3221->super.i2c_dev_idx;
ina3221_desc->configuration = ina3221->configuration;
ina3221_desc->mask_enable = ina3221->mask_enable;
/* configure NV_PMU_THERM_EVENT_EXT_OVERT */
ina3221_desc->event_mask = (1 << 0);
ina3221_desc->curr_correct_m = ina3221->curr_correct_m;
ina3221_desc->curr_correct_b = ina3221->curr_correct_b;
for (indx = 0; indx < NV_PMU_PMGR_PWR_DEVICE_INA3221_CH_NUM; indx++) {
ina3221_desc->r_shuntm_ohm[indx] = ina3221->r_shuntm_ohm[indx];
}
done:
return status;
}
static struct boardobj *construct_pwr_device(struct gk20a *g,
void *pargs, u16 pargs_size, u8 type)
{
struct boardobj *board_obj_ptr = NULL;
u32 status;
u32 indx;
struct pwr_device_ina3221 *pwrdev;
struct pwr_device_ina3221 *ina3221 = (struct pwr_device_ina3221*)pargs;
status = boardobj_construct_super(g, &board_obj_ptr,
pargs_size, pargs);
if (status)
return NULL;
pwrdev = (struct pwr_device_ina3221*)board_obj_ptr;
/* Set Super class interfaces */
board_obj_ptr->pmudatainit = _pwr_domains_pmudatainit_ina3221;
pwrdev->super.power_rail = ina3221->super.power_rail;
pwrdev->super.i2c_dev_idx = ina3221->super.i2c_dev_idx;
pwrdev->super.power_corr_factor = (1 << 12);
pwrdev->super.bIs_inforom_config = false;
/* Set INA3221-specific information */
pwrdev->configuration = ina3221->configuration;
pwrdev->mask_enable = ina3221->mask_enable;
pwrdev->gpio_function = ina3221->gpio_function;
pwrdev->curr_correct_m = ina3221->curr_correct_m;
pwrdev->curr_correct_b = ina3221->curr_correct_b;
for (indx = 0; indx < NV_PMU_PMGR_PWR_DEVICE_INA3221_CH_NUM; indx++) {
pwrdev->r_shuntm_ohm[indx] = ina3221->r_shuntm_ohm[indx];
}
gk20a_dbg_info(" Done");
return board_obj_ptr;
}
static u32 devinit_get_pwr_device_table(struct gk20a *g,
struct pwr_devices *ppwrdeviceobjs)
{
u32 status = 0;
u8 *pwr_device_table_ptr = NULL;
u8 *curr_pwr_device_table_ptr = NULL;
struct boardobj *boardobj;
struct pwr_sensors_2x_header pwr_sensor_table_header = { 0 };
struct pwr_sensors_2x_entry pwr_sensor_table_entry = { 0 };
u32 index;
u32 obj_index = 0;
u16 pwr_device_size;
union {
struct boardobj boardobj;
struct pwr_device pwrdev;
struct pwr_device_ina3221 ina3221;
} pwr_device_data;
gk20a_dbg_info("");
if (!g->ops.bios.get_perf_table_ptrs)
return -EINVAL;
pwr_device_table_ptr = (u8 *)g->ops.bios.get_perf_table_ptrs(g,
g->bios.perf_token, POWER_SENSORS_TABLE);
if (pwr_device_table_ptr == NULL) {
status = -EINVAL;
goto done;
}
memcpy(&pwr_sensor_table_header, pwr_device_table_ptr,
VBIOS_POWER_SENSORS_2X_HEADER_SIZE_08);
if (pwr_sensor_table_header.version !=
VBIOS_POWER_SENSORS_VERSION_2X) {
status = -EINVAL;
goto done;
}
if (pwr_sensor_table_header.header_size <
VBIOS_POWER_SENSORS_2X_HEADER_SIZE_08) {
status = -EINVAL;
goto done;
}
if (pwr_sensor_table_header.table_entry_size !=
VBIOS_POWER_SENSORS_2X_ENTRY_SIZE_15) {
status = -EINVAL;
goto done;
}
curr_pwr_device_table_ptr = (pwr_device_table_ptr +
VBIOS_POWER_SENSORS_2X_HEADER_SIZE_08);
for (index = 0; index < pwr_sensor_table_header.num_table_entries; index++) {
bool use_fxp8_8 = false;
u8 i2c_dev_idx;
u8 device_type;
curr_pwr_device_table_ptr += (pwr_sensor_table_header.table_entry_size * index);
pwr_sensor_table_entry.flags0 = *curr_pwr_device_table_ptr;
memcpy(&pwr_sensor_table_entry.class_param0,
(curr_pwr_device_table_ptr + 1),
(VBIOS_POWER_SENSORS_2X_ENTRY_SIZE_15 - 1));
device_type = (u8)BIOS_GET_FIELD(
pwr_sensor_table_entry.flags0,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_FLAGS0_CLASS);
if (device_type == NV_VBIOS_POWER_SENSORS_2X_ENTRY_FLAGS0_CLASS_I2C) {
i2c_dev_idx = (u8)BIOS_GET_FIELD(
pwr_sensor_table_entry.class_param0,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_CLASS_PARAM0_I2C_INDEX);
use_fxp8_8 = (u8)BIOS_GET_FIELD(
pwr_sensor_table_entry.class_param0,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_CLASS_PARAM0_I2C_USE_FXP8_8);
pwr_device_data.ina3221.super.i2c_dev_idx = i2c_dev_idx;
pwr_device_data.ina3221.r_shuntm_ohm[0].use_fxp8_8 = use_fxp8_8;
pwr_device_data.ina3221.r_shuntm_ohm[1].use_fxp8_8 = use_fxp8_8;
pwr_device_data.ina3221.r_shuntm_ohm[2].use_fxp8_8 = use_fxp8_8;
pwr_device_data.ina3221.r_shuntm_ohm[0].rshunt_value =
(u16)BIOS_GET_FIELD(
pwr_sensor_table_entry.sensor_param0,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_SENSOR_PARAM0_INA3221_RSHUNT0_MOHM);
pwr_device_data.ina3221.r_shuntm_ohm[1].rshunt_value =
(u16)BIOS_GET_FIELD(
pwr_sensor_table_entry.sensor_param0,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_SENSOR_PARAM0_INA3221_RSHUNT1_MOHM);
pwr_device_data.ina3221.r_shuntm_ohm[2].rshunt_value =
(u16)BIOS_GET_FIELD(
pwr_sensor_table_entry.sensor_param1,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_SENSOR_PARAM1_INA3221_RSHUNT2_MOHM);
pwr_device_data.ina3221.configuration =
(u16)BIOS_GET_FIELD(
pwr_sensor_table_entry.sensor_param1,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_SENSOR_PARAM1_INA3221_CONFIGURATION);
pwr_device_data.ina3221.mask_enable =
(u16)BIOS_GET_FIELD(
pwr_sensor_table_entry.sensor_param2,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_SENSOR_PARAM2_INA3221_MASKENABLE);
pwr_device_data.ina3221.gpio_function =
(u8)BIOS_GET_FIELD(
pwr_sensor_table_entry.sensor_param2,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_SENSOR_PARAM2_INA3221_GPIOFUNCTION);
pwr_device_data.ina3221.curr_correct_m =
(u16)BIOS_GET_FIELD(
pwr_sensor_table_entry.sensor_param3,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_SENSOR_PARAM3_INA3221_CURR_CORRECT_M);
pwr_device_data.ina3221.curr_correct_b =
(u16)BIOS_GET_FIELD(
pwr_sensor_table_entry.sensor_param3,
NV_VBIOS_POWER_SENSORS_2X_ENTRY_SENSOR_PARAM3_INA3221_CURR_CORRECT_B);
if (!pwr_device_data.ina3221.curr_correct_m) {
pwr_device_data.ina3221.curr_correct_m = (1 << 12);
}
pwr_device_size = sizeof(struct pwr_device_ina3221);
} else
continue;
pwr_device_data.boardobj.type = CTRL_PMGR_PWR_DEVICE_TYPE_INA3221;
pwr_device_data.pwrdev.power_rail = (u8)0;
boardobj = construct_pwr_device(g, &pwr_device_data,
pwr_device_size, pwr_device_data.boardobj.type);
if (!boardobj) {
gk20a_err(dev_from_gk20a(g),
"unable to create pwr device for %d type %d", index, pwr_device_data.boardobj.type);
status = -EINVAL;
goto done;
}
status = boardobjgrp_objinsert(&ppwrdeviceobjs->super.super,
boardobj, obj_index);
if (status) {
gk20a_err(dev_from_gk20a(g),
"unable to insert pwr device boardobj for %d", index);
status = -EINVAL;
goto done;
}
++obj_index;
}
done:
gk20a_dbg_info(" done status %x", status);
return status;
}
u32 pmgr_device_sw_setup(struct gk20a *g)
{
u32 status;
struct boardobjgrp *pboardobjgrp = NULL;
struct pwr_devices *ppwrdeviceobjs;
/* Construct the Super Class and override the Interfaces */
status = boardobjgrpconstruct_e32(&g->pmgr_pmu.pmgr_deviceobjs.super);
if (status) {
gk20a_err(dev_from_gk20a(g),
"error creating boardobjgrp for pmgr devices, status - 0x%x",
status);
goto done;
}
pboardobjgrp = &g->pmgr_pmu.pmgr_deviceobjs.super.super;
ppwrdeviceobjs = &(g->pmgr_pmu.pmgr_deviceobjs);
/* Override the Interfaces */
pboardobjgrp->pmudatainstget = _pwr_device_pmudata_instget;
status = devinit_get_pwr_device_table(g, ppwrdeviceobjs);
if (status)
goto done;
done:
gk20a_dbg_info(" done status %x", status);
return status;
}
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