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hwmon: (ibmpowernv): Add support to read 64 bit sensors

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The firmware has supported for reading sensor values of size u32.
This patch adds support to use newer firmware functions which allows
to read the sensors of size u64.

Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
Acked-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Shilpasri G Bhat 2018-05-07 15:55:37 +05:30 committed by Michael Ellerman
parent 5cdcb01e0a
commit 3c8c049aa7
1 changed files with 4 additions and 3 deletions
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7
drivers/hwmon/ibmpowernv.c
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@ -101,9 +101,10 @@ static ssize_t show_sensor(struct device *dev, struct device_attribute *devattr,
struct sensor_data *sdata = container_of(devattr, struct sensor_data,
dev_attr);
ssize_t ret;
u32 x;
u64 x;
ret = opal_get_sensor_data_u64(sdata->id, &x);
ret = opal_get_sensor_data(sdata->id, &x);
if (ret)
return ret;
@ -114,7 +115,7 @@ static ssize_t show_sensor(struct device *dev, struct device_attribute *devattr,
else if (sdata->type == POWER_INPUT)
x *= 1000000;
return sprintf(buf, "%u\n", x);
return sprintf(buf, "%llu\n", x);
}
static ssize_t show_label(struct device *dev, struct device_attribute *devattr,