iio: common: scmi_sensors: use HZ macro from units.h

Remove duplicated definition of UHZ_PER_HZ, because it's available in
the units.h as MICROHZ_PER_HZ.

Signed-off-by: Dmitry Rokosov <ddrokosov@sberdevices.ru>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20220812165243.22177-5-ddrokosov@sberdevices.ru
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/common/scmi_sensors/scmi_iio.c b/drivers/iio/common/scmi_sensors/scmi_iio.c
index 793d628..54ccf19 100644 (file)
--- a/drivers/iio/common/scmi_sensors/scmi_iio.c
+++ b/drivers/iio/common/scmi_sensors/scmi_iio.c
@@ -18,6 +18,7 @@
 #include <linux/scmi_protocol.h>
 #include <linux/time.h>
 #include <linux/types.h>
+#include <linux/units.h>
 
 #define SCMI_IIO_NUM_OF_AXIS 3
 
@@ -130,7 +131,6 @@ static const struct iio_buffer_setup_ops scmi_iio_buffer_ops = {
 static int scmi_iio_set_odr_val(struct iio_dev *iio_dev, int val, int val2)
 {
        struct scmi_iio_priv *sensor = iio_priv(iio_dev);
-       const unsigned long UHZ_PER_HZ = 1000000UL;
        u64 sec, mult, uHz, sf;
        u32 sensor_config;
        char buf[32];
@@ -145,7 +145,7 @@ static int scmi_iio_set_odr_val(struct iio_dev *iio_dev, int val, int val2)
                return err;
        }
 
-       uHz = val * UHZ_PER_HZ + val2;
+       uHz = val * MICROHZ_PER_HZ + val2;
 
        /*
         * The seconds field in the sensor interval in SCMI is 16 bits long
@@ -156,10 +156,10 @@ static int scmi_iio_set_odr_val(struct iio_dev *iio_dev, int val, int val2)
         * count the number of characters
         */
        sf = (u64)uHz * 0xFFFF;
-       do_div(sf,  UHZ_PER_HZ);
+       do_div(sf,  MICROHZ_PER_HZ);
        mult = scnprintf(buf, sizeof(buf), "%llu", sf) - 1;
 
-       sec = int_pow(10, mult) * UHZ_PER_HZ;
+       sec = int_pow(10, mult) * MICROHZ_PER_HZ;
        do_div(sec, uHz);
        if (sec == 0) {
                dev_err(&iio_dev->dev,