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- Use the new search syntax for locating the device files

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Allows compatibility between kernels with different sysfs paths.
This commit is contained in:
Jeffrey Townsend
2017-01-02 02:27:53 +00:00
parent 646b809358
commit f880d433a3
1 changed files with 21 additions and 60 deletions
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81
packages/platforms/accton/x86-64/x86-64-accton-as6812-32x/onlp/builds/src/module/src/thermali.c
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@@ -2,7 +2,7 @@
* <bsn.cl fy=2014 v=onl>
*
* Copyright 2014 Big Switch Networks, Inc.
* Copyright 2015 Accton Technology Corporation.
* Copyright 2014 Accton Technology Corporation.
*
* Licensed under the Eclipse Public License, Version 1.0 (the
* "License"); you may not use this file except in compliance
@@ -30,10 +30,6 @@
#include <fcntl.h>
#include "platform_lib.h"
#define prefix_path "/sys/bus/i2c/devices/"
#define filename "temp1_input"
#define LOCAL_DEBUG 0
#define VALIDATE(_id) \
do { \
if(!ONLP_OID_IS_THERMAL(_id)) { \
@@ -41,19 +37,14 @@
} \
} while(0)
#define OPEN_READ_FILE(fd,fullpath,data,nbytes,len) \
DEBUG_PRINT("[Debug][%s][%d][openfile: %s]\n", __FUNCTION__, __LINE__, fullpath); \
if ((fd = open(fullpath, O_RDONLY)) == -1) \
return ONLP_STATUS_E_INTERNAL; \
if ((len = read(fd, r_data, nbytes)) <= 0){ \
close(fd); \
return ONLP_STATUS_E_INTERNAL;} \
DEBUG_PRINT("[Debug][%s][%d][read data: %s]\n", __FUNCTION__, __LINE__, r_data); \
if (close(fd) == -1) \
return ONLP_STATUS_E_INTERNAL
enum onlp_thermal_id
int
onlp_thermali_init(void)
{
return ONLP_STATUS_OK;
}
enum onlp_thermal_id {
THERMAL_RESERVED = 0,
THERMAL_CPU_CORE,
THERMAL_1_ON_MAIN_BROAD,
@@ -64,24 +55,23 @@ enum onlp_thermal_id
THERMAL_1_ON_PSU2,
};
static char* last_path[] = /* must map with onlp_thermal_id */
{
static char* devfiles[] = { /* must map with onlp_thermal_id */
"reserved",
NULL, /* CPU Core */
"38-0048/temp1_input",
"39-0049/temp1_input",
"40-004a/temp1_input",
"41-004b/temp1_input",
"35-003c/psu_temp1_input",
"36-003f/psu_temp1_input",
"/sys/bus/i2c/devices/38-0048*temp1_input",
"/sys/bus/i2c/devices/39-0049*temp1_input",
"/sys/bus/i2c/devices/40-004a*temp1_input",
"/sys/bus/i2c/devices/41-004b*temp1_input",
"/sys/bus/i2c/devices/35-003c*psu_temp1_input",
"/sys/bus/i2c/devices/36-003f*psu_temp1_input",
};
static char* cpu_coretemp_files[] =
{
"/sys/devices/platform/coretemp.0/temp2_input",
"/sys/devices/platform/coretemp.0/temp3_input",
"/sys/devices/platform/coretemp.0/temp4_input",
"/sys/devices/platform/coretemp.0/temp5_input",
"/sys/devices/platform/coretemp.0*temp2_input",
"/sys/devices/platform/coretemp.0*temp3_input",
"/sys/devices/platform/coretemp.0*temp4_input",
"/sys/devices/platform/coretemp.0*temp5_input",
NULL,
};
@@ -118,35 +108,13 @@ static onlp_thermal_info_t linfo[] = {
}
};
/*
* This will be called to intiialize the thermali subsystem.
*/
int
onlp_thermali_init(void)
{
return ONLP_STATUS_OK;
}
/*
* Retrieve the information structure for the given thermal OID.
*
* If the OID is invalid, return ONLP_E_STATUS_INVALID.
* If an unexpected error occurs, return ONLP_E_STATUS_INTERNAL.
* Otherwise, return ONLP_STATUS_OK with the OID's information.
*
* Note -- it is expected that you fill out the information
* structure even if the sensor described by the OID is not present.
*/
int
onlp_thermali_info_get(onlp_oid_t id, onlp_thermal_info_t* info)
{
int fd, len, nbytes = 10, temp_base=1, local_id;
char r_data[10] = {0};
char fullpath[50] = {0};
int local_id;
VALIDATE(id);
local_id = ONLP_OID_ID_GET(id);
DEBUG_PRINT("\n[Debug][%s][%d][local_id: %d]", __FUNCTION__, __LINE__, local_id);
/* Set the onlp_oid_hdr_t and capabilities */
*info = linfo[local_id];
@@ -156,12 +124,5 @@ onlp_thermali_info_get(onlp_oid_t id, onlp_thermal_info_t* info)
return rv;
}
/* get fullpath */
sprintf(fullpath, "%s%s", prefix_path, last_path[local_id]);
OPEN_READ_FILE(fd, fullpath, r_data, nbytes, len);
info->mcelsius = atoi(r_data) / temp_base;
DEBUG_PRINT("\n[Debug][%s][%d][save data: %d]\n", __FUNCTION__, __LINE__, info->mcelsius);
return ONLP_STATUS_OK;
return onlp_file_read_int(&info->mcelsius, devfiles[local_id]);
}