Message ID | 1598548824-16898-1-git-send-email-tharvey@gateworks.com (mailing list archive) |
---|---|
State | Accepted |
Headers | show |
Series | hwmon: gsc-hwmon: scale temperature to millidegrees | expand |
On Thu, Aug 27, 2020 at 10:20:24AM -0700, Tim Harvey wrote: > The GSC registers report temperature in decidegrees celcius so we > need to scale it to represent the hwmon sysfs API of millidegrees. > > Cc: stable@vger.kernel.org > Signed-off-by: Tim Harvey <tharvey@gateworks.com> Applied. Thanks, Guenter > --- > drivers/hwmon/gsc-hwmon.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/drivers/hwmon/gsc-hwmon.c b/drivers/hwmon/gsc-hwmon.c > index 3dfe2ca..c6d4567 100644 > --- a/drivers/hwmon/gsc-hwmon.c > +++ b/drivers/hwmon/gsc-hwmon.c > @@ -172,6 +172,7 @@ gsc_hwmon_read(struct device *dev, enum hwmon_sensor_types type, u32 attr, > case mode_temperature: > if (tmp > 0x8000) > tmp -= 0xffff; > + tmp *= 100; /* convert to millidegrees celsius */ > break; > case mode_voltage_raw: > tmp = clamp_val(tmp, 0, BIT(GSC_HWMON_RESOLUTION));
diff --git a/drivers/hwmon/gsc-hwmon.c b/drivers/hwmon/gsc-hwmon.c index 3dfe2ca..c6d4567 100644 --- a/drivers/hwmon/gsc-hwmon.c +++ b/drivers/hwmon/gsc-hwmon.c @@ -172,6 +172,7 @@ gsc_hwmon_read(struct device *dev, enum hwmon_sensor_types type, u32 attr, case mode_temperature: if (tmp > 0x8000) tmp -= 0xffff; + tmp *= 100; /* convert to millidegrees celsius */ break; case mode_voltage_raw: tmp = clamp_val(tmp, 0, BIT(GSC_HWMON_RESOLUTION));
The GSC registers report temperature in decidegrees celcius so we need to scale it to represent the hwmon sysfs API of millidegrees. Cc: stable@vger.kernel.org Signed-off-by: Tim Harvey <tharvey@gateworks.com> --- drivers/hwmon/gsc-hwmon.c | 1 + 1 file changed, 1 insertion(+)