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/* SPDX-License-Identifier: BSD-3-Clause
* Copyright(c) 2018 Netronome Systems, Inc.
* All rights reserved.
*/
#include <stdio.h>
#include <rte_byteorder.h>
#include "nfp_cpp.h"
#include "nfp_nsp.h"
#include "nfp_nffw.h"
struct nsp_identify {
uint8_t version[40];
uint8_t flags;
uint8_t br_primary;
uint8_t br_secondary;
uint8_t br_nsp;
uint16_t primary;
uint16_t secondary;
uint16_t nsp;
uint8_t reserved[6];
uint64_t sensor_mask;
};
struct nfp_nsp_identify *
__nfp_nsp_identify(struct nfp_nsp *nsp)
{
struct nfp_nsp_identify *nspi = NULL;
struct nsp_identify *ni;
int ret;
if (nfp_nsp_get_abi_ver_minor(nsp) < 15)
return NULL;
ni = malloc(sizeof(*ni));
if (!ni)
return NULL;
memset(ni, 0, sizeof(*ni));
ret = nfp_nsp_read_identify(nsp, ni, sizeof(*ni));
if (ret < 0) {
printf("reading bsp version failed %d\n",
ret);
goto exit_free;
}
nspi = malloc(sizeof(*nspi));
if (!nspi)
goto exit_free;
memset(nspi, 0, sizeof(*nspi));
memcpy(nspi->version, ni->version, sizeof(nspi->version));
nspi->version[sizeof(nspi->version) - 1] = '\0';
nspi->flags = ni->flags;
nspi->br_primary = ni->br_primary;
nspi->br_secondary = ni->br_secondary;
nspi->br_nsp = ni->br_nsp;
nspi->primary = rte_le_to_cpu_16(ni->primary);
nspi->secondary = rte_le_to_cpu_16(ni->secondary);
nspi->nsp = rte_le_to_cpu_16(ni->nsp);
nspi->sensor_mask = rte_le_to_cpu_64(ni->sensor_mask);
exit_free:
free(ni);
return nspi;
}
struct nfp_sensors {
uint32_t chip_temp;
uint32_t assembly_power;
uint32_t assembly_12v_power;
uint32_t assembly_3v3_power;
};
int
nfp_hwmon_read_sensor(struct nfp_cpp *cpp, enum nfp_nsp_sensor_id id, long *val)
{
struct nfp_sensors s;
struct nfp_nsp *nsp;
int ret;
nsp = nfp_nsp_open(cpp);
if (!nsp)
return -EIO;
ret = nfp_nsp_read_sensors(nsp, BIT(id), &s, sizeof(s));
nfp_nsp_close(nsp);
if (ret < 0)
return ret;
switch (id) {
case NFP_SENSOR_CHIP_TEMPERATURE:
*val = rte_le_to_cpu_32(s.chip_temp);
break;
case NFP_SENSOR_ASSEMBLY_POWER:
*val = rte_le_to_cpu_32(s.assembly_power);
break;
case NFP_SENSOR_ASSEMBLY_12V_POWER:
*val = rte_le_to_cpu_32(s.assembly_12v_power);
break;
case NFP_SENSOR_ASSEMBLY_3V3_POWER:
*val = rte_le_to_cpu_32(s.assembly_3v3_power);
break;
default:
return -EINVAL;
}
return 0;
}
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