Files
linux-nvgpu/drivers/gpu/nvgpu/common/pmu/boardobj/boardobj.c
2025-12-19 15:25:44 -08:00

109 lines
2.9 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.
*/
#include <nvgpu/kmem.h>
#include <nvgpu/gk20a.h>
#include "boardobj.h"
/*
* Destructor for the base board object. Called by each device-Specific
* implementation of the BOARDOBJ interface to destroy the board object.
* This has to be explicitly set by each device that extends from the
* board object.
*/
static int destruct_super(struct pmu_board_obj *obj)
{
if (obj == NULL) {
return -EINVAL;
}
nvgpu_list_del(&obj->node);
if (obj->allocated) {
nvgpu_kfree(obj->g, obj);
}
return 0;
}
/*
* check whether the specified BOARDOBJ object implements the queried
* type/class enumeration.
*/
static bool implements_super(struct gk20a *g, struct pmu_board_obj *obj,
u8 type)
{
nvgpu_log_info(g, " ");
return (0U != (obj->type_mask & BIT32(type)));
}
int pmu_board_obj_pmu_data_init_super(struct gk20a *g,
struct pmu_board_obj *obj, struct nv_pmu_boardobj *pmu_obj)
{
nvgpu_log_info(g, " ");
if (obj == NULL) {
return -EINVAL;
}
if (pmu_obj == NULL) {
return -EINVAL;
}
pmu_obj->type = obj->type;
nvgpu_log_info(g, " Done");
return 0;
}
int pmu_board_obj_construct_super(struct gk20a *g,
struct pmu_board_obj *obj, void *args)
{
struct pmu_board_obj *obj_tmp = (struct pmu_board_obj *)args;
nvgpu_log_info(g, " ");
if ((obj_tmp == NULL) || (obj == NULL)) {
return -EINVAL;
}
obj->allocated = true;
obj->g = g;
obj->type = obj_tmp->type;
obj->idx = CTRL_BOARDOBJ_IDX_INVALID;
obj->type_mask =
BIT32(obj->type) | obj_tmp->type_mask;
obj->implements = implements_super;
obj->destruct = destruct_super;
obj->pmudatainit = pmu_board_obj_pmu_data_init_super;
nvgpu_list_add(&obj->node, &g->boardobj_head);
return 0;
}
u8 pmu_board_obj_get_type(void *obj)
{
return (((struct pmu_board_obj *)(obj))->type);
}
u8 pmu_board_obj_get_idx(void *obj)
{
return (((struct pmu_board_obj *)(obj))->idx);
}