1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
|
#include "fan_speed.hpp"
#include "env.hpp"
#include "hwmon.hpp"
#include "hwmonio.hpp"
#include "sensorset.hpp"
#include "sysfs.hpp"
#include <phosphor-logging/elog-errors.hpp>
#include <xyz/openbmc_project/Control/Device/error.hpp>
using namespace phosphor::logging;
namespace hwmon
{
uint64_t FanSpeed::target(uint64_t value)
{
auto directPWM = false;
auto curValue = FanSpeedObject::target();
auto enable = env::getEnv("ENABLE", _type, _id);
auto rawpwm = env::getEnv("RAWPWM", _type, _id);
if (!enable.empty())
{
auto val = std::stoul(enable);
if (val == 1)
{
directPWM = true;
}
}
if (!rawpwm.empty())
{
auto val = std::stoul(rawpwm);
if (val == 1)
{
directPWM = true;
}
}
if (curValue != value)
{
// Write target out to sysfs
try
{
if (directPWM)
{
_ioAccess->write(
(value * 255) / 1000,
type::pwm,
_id,
entry::rawpwm,
hwmonio::retries,
hwmonio::delay);
}
else
{
_ioAccess->write(
value,
_type,
_id,
entry::target,
hwmonio::retries,
hwmonio::delay);
}
}
catch (const std::system_error& e)
{
using namespace sdbusplus::xyz::openbmc_project::Control::Device::
Error;
report<WriteFailure>(
xyz::openbmc_project::Control::Device::WriteFailure::
CALLOUT_ERRNO(e.code().value()),
xyz::openbmc_project::Control::Device::WriteFailure::
CALLOUT_DEVICE_PATH(_devPath.c_str()));
auto file = sysfs::make_sysfs_path(_ioAccess->path(), _type, _id,
entry::target);
log<level::INFO>("Logging failing sysfs file",
phosphor::logging::entry("FILE=%s", file.c_str()));
exit(EXIT_FAILURE);
}
}
return FanSpeedObject::target(value);
}
void FanSpeed::enable()
{
auto enable = env::getEnv("ENABLE", _type, _id);
if (!enable.empty())
{
auto val = std::stoul(enable);
try
{
_ioAccess->write(val, type::pwm, _id, entry::enable,
hwmonio::retries, hwmonio::delay);
}
catch (const std::system_error& e)
{
using namespace sdbusplus::xyz::openbmc_project::Control::Device::
Error;
phosphor::logging::report<WriteFailure>(
xyz::openbmc_project::Control::Device::WriteFailure::
CALLOUT_ERRNO(e.code().value()),
xyz::openbmc_project::Control::Device::WriteFailure::
CALLOUT_DEVICE_PATH(_devPath.c_str()));
auto fullPath = sysfs::make_sysfs_path(_ioAccess->path(), type::pwm,
_id, entry::enable);
log<level::INFO>(
"Logging failing sysfs file",
phosphor::logging::entry("FILE=%s", fullPath.c_str()));
exit(EXIT_FAILURE);
}
}
}
} // namespace hwmon
|