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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 <nvgpu/bios.h>
#include "gk20a/gk20a.h"
#include "thrmdev.h"
#include "boardobj/boardobjgrp.h"
#include "boardobj/boardobjgrp_e32.h"
#include <nvgpu/pmuif/nvgpu_gpmu_cmdif.h>
#include "gm206/bios_gm206.h"
#include "gk20a/pmu_gk20a.h"
#include "ctrl/ctrltherm.h"
static struct boardobj *construct_therm_device(struct gk20a *g,
void *pargs, u16 pargs_size, u8 type)
{
struct boardobj *board_obj_ptr = NULL;
u32 status;
status = boardobj_construct_super(g, &board_obj_ptr,
pargs_size, pargs);
if (status)
return NULL;
gk20a_dbg_info(" Done");
return board_obj_ptr;
}
static u32 _therm_device_pmudata_instget(struct gk20a *g,
struct nv_pmu_boardobjgrp *pmuboardobjgrp,
struct nv_pmu_boardobj **ppboardobjpmudata,
u8 idx)
{
struct nv_pmu_therm_therm_device_boardobj_grp_set *pgrp_set =
(struct nv_pmu_therm_therm_device_boardobj_grp_set *)
pmuboardobjgrp;
gk20a_dbg_info("");
/*check whether pmuboardobjgrp has a valid boardobj in index*/
if (((u32)BIT(idx) &
pgrp_set->hdr.data.super.obj_mask.super.data[0]) == 0)
return -EINVAL;
*ppboardobjpmudata = (struct nv_pmu_boardobj *)
&pgrp_set->objects[idx].data;
gk20a_dbg_info(" Done");
return 0;
}
static u32 devinit_get_therm_device_table(struct gk20a *g,
struct therm_devices *pthermdeviceobjs)
{
u32 status = 0;
u8 *therm_device_table_ptr = NULL;
u8 *curr_therm_device_table_ptr = NULL;
struct boardobj *boardobj;
struct therm_device_1x_header therm_device_table_header = { 0 };
struct therm_device_1x_entry *therm_device_table_entry = NULL;
u32 index;
u32 obj_index = 0;
u16 therm_device_size = 0;
union {
struct boardobj boardobj;
struct therm_device therm_device;
} therm_device_data;
gk20a_dbg_info("");
therm_device_table_ptr = (u8 *)nvgpu_bios_get_perf_table_ptrs(g,
g->bios.perf_token, THERMAL_DEVICE_TABLE);
if (therm_device_table_ptr == NULL) {
status = -EINVAL;
goto done;
}
memcpy(&therm_device_table_header, therm_device_table_ptr,
VBIOS_THERM_DEVICE_1X_HEADER_SIZE_04);
if (therm_device_table_header.version !=
VBIOS_THERM_DEVICE_VERSION_1X) {
status = -EINVAL;
goto done;
}
if (therm_device_table_header.header_size <
VBIOS_THERM_DEVICE_1X_HEADER_SIZE_04) {
status = -EINVAL;
goto done;
}
curr_therm_device_table_ptr = (therm_device_table_ptr +
VBIOS_THERM_DEVICE_1X_HEADER_SIZE_04);
for (index = 0; index < therm_device_table_header.num_table_entries;
index++) {
therm_device_table_entry = (struct therm_device_1x_entry *)
(curr_therm_device_table_ptr +
(therm_device_table_header.table_entry_size * index));
if (therm_device_table_entry->class_id !=
NV_VBIOS_THERM_DEVICE_1X_ENTRY_CLASS_GPU) {
continue;
}
therm_device_size = sizeof(struct therm_device);
therm_device_data.boardobj.type = CTRL_THERMAL_THERM_DEVICE_CLASS_GPU;
boardobj = construct_therm_device(g, &therm_device_data,
therm_device_size, therm_device_data.boardobj.type);
if (!boardobj) {
nvgpu_err(g,
"unable to create thermal device for %d type %d",
index, therm_device_data.boardobj.type);
status = -EINVAL;
goto done;
}
status = boardobjgrp_objinsert(&pthermdeviceobjs->super.super,
boardobj, obj_index);
if (status) {
nvgpu_err(g,
"unable to insert thermal device boardobj for %d", index);
status = -EINVAL;
goto done;
}
++obj_index;
}
done:
gk20a_dbg_info(" done status %x", status);
return status;
}
u32 therm_device_sw_setup(struct gk20a *g)
{
u32 status;
struct boardobjgrp *pboardobjgrp = NULL;
struct therm_devices *pthermdeviceobjs;
/* Construct the Super Class and override the Interfaces */
status = boardobjgrpconstruct_e32(&g->therm_pmu.therm_deviceobjs.super);
if (status) {
nvgpu_err(g,
"error creating boardobjgrp for therm devices, status - 0x%x",
status);
goto done;
}
pboardobjgrp = &g->therm_pmu.therm_deviceobjs.super.super;
pthermdeviceobjs = &(g->therm_pmu.therm_deviceobjs);
/* Override the Interfaces */
pboardobjgrp->pmudatainstget = _therm_device_pmudata_instget;
status = devinit_get_therm_device_table(g, pthermdeviceobjs);
if (status)
goto done;
BOARDOBJGRP_PMU_CONSTRUCT(pboardobjgrp, THERM, THERM_DEVICE);
status = BOARDOBJGRP_PMU_CMD_GRP_SET_CONSTRUCT(g, pboardobjgrp,
therm, THERM, therm_device, THERM_DEVICE);
if (status) {
nvgpu_err(g,
"error constructing PMU_BOARDOBJ_CMD_GRP_SET interface - 0x%x",
status);
goto done;
}
done:
gk20a_dbg_info(" done status %x", status);
return status;
}
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